annotate menu.s68 @ 960:0abfecaaf5c8

Get cursor behaving properly in save state slot list
author Michael Pavone <pavone@retrodev.com>
date Sun, 17 Apr 2016 20:31:22 -0700
parents 83532f944e3b
children 750995b587a0
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789
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1 dc.l $0, start
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2 dc.l empty_handler
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3 dc.l empty_handler
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4 ;$10
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5 dc.l empty_handler
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6 dc.l empty_handler
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7 dc.l empty_handler
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8 dc.l empty_handler
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9 ;$20
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10 dc.l empty_handler
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11 dc.l empty_handler
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12 dc.l empty_handler
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13 dc.l empty_handler
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14 ;$30
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15 dc.l empty_handler
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16 dc.l empty_handler
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17 dc.l empty_handler
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18 dc.l empty_handler
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19 ;$40
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20 dc.l empty_handler
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21 dc.l empty_handler
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22 dc.l empty_handler
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23 dc.l empty_handler
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24 ;$50
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25 dc.l empty_handler
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26 dc.l empty_handler
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27 dc.l empty_handler
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28 dc.l empty_handler
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29 ;$60
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30 dc.l empty_handler
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31 dc.l empty_handler
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32 dc.l empty_handler
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33 dc.l empty_handler
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34 ;$70
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35 dc.l int_4
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36 dc.l empty_handler
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37 dc.l int_6
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38 dc.l empty_handler
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39 ;$80
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40 dc.l empty_handler
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41 dc.l empty_handler
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42 dc.l empty_handler
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43 dc.l empty_handler
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44 ;$90
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45 dc.l empty_handler
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46 dc.l empty_handler
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47 dc.l empty_handler
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48 dc.l empty_handler
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49 ;$A0
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50 dc.l empty_handler
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51 dc.l empty_handler
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52 dc.l empty_handler
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53 dc.l empty_handler
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54 ;$B0
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55 dc.l empty_handler
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56 dc.l empty_handler
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57 dc.l empty_handler
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58 dc.l empty_handler
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59 ;$C0
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60 dc.l empty_handler
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61 dc.l empty_handler
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62 dc.l empty_handler
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63 dc.l empty_handler
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64 ;$D0
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65 dc.l empty_handler
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66 dc.l empty_handler
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67 dc.l empty_handler
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68 dc.l empty_handler
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69 ;$E0
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70 dc.l empty_handler
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71 dc.l empty_handler
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72 dc.l empty_handler
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73 dc.l empty_handler
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74 ;$F0
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75 dc.l empty_handler
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76 dc.l empty_handler
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77 dc.l empty_handler
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78 dc.l empty_handler
790
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79 dc.b "SEGA GENESIS "
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80 dc.b "(c) 2015.JULY "
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81 dc.b "Menu "
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82 dc.b " "
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83 dc.b " "
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84 dc.b "Menu "
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85 dc.b " "
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86 dc.b " "
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69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
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87 dc.b "MP BlstMenu-00", 0, 0
790
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88 dc.b " "
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89 dc.l $0, rom_end-1, $FF0000, $FFFFFF
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90 dc.b " "
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91 dc.b " "
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92 dc.b " "
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93 dc.b " "
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94 dc.b "JUE "
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95
814
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96 ;register addresses
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97 VDP_DATA equ $C00000
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98 VDP_CTRL equ $C00004
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99 VDP_HV equ $C00008
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100 Z80_RAM equ $A00000
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101 IO_AREA equ $A10000
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102 PAD1_DATA equ (IO_AREA + 3)
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103 PAD2_DATA equ (IO_AREA + 5)
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104 EXT_DATA equ (IO_AREA + 7)
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105 PAD1_CTRL equ (IO_AREA + 9)
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106 PAD2_CTRL equ (IO_AREA + 11)
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107 EXT_CTRL equ (IO_AREA + 13)
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108
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109 MODE_1 equ 0
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110 MODE_2 equ 1
814
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111 SCROLL_A equ 2
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112 WINDOW equ 3
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113 SCROLL_B equ 4
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114 SAT equ 5
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115 BG_COLOR equ 7
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116 HINT equ $A
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117 MODE_3 equ $B
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118 MODE_4 equ $C
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119 HSCROLL equ $D
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120 AUTOINC equ $F
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121 SCROLL EQU $10
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122 WINDOW_H equ $11
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123 WINDOW_V equ $12
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124 DMALEN_L equ $13
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125 DMALEN_H equ $14
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126 DMASRC_L equ $15
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127 DMASRC_M equ $16
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128 DMASRC_H equ $17
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129
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130 VDP_VRAM_WRITE equ $40000000
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131 VDP_CRAM_WRITE equ $C0000000
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132 VDP_VSRAM_WRITE equ $40000010
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133 VDP_DMA_FLAG equ $80
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134
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135 vdpregset macro
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136 move.w #(((\1) << 8) | $8000 | (\2)), (a1)
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137 endm
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138
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139 vdpreg macro
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140 dc.w (((\1) << 8) | $8000 | (\2))
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141 endm
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69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
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142
814
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143 ;Writes a normal VDP command to the control port
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144 ;\1 - VDP address
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145 ;\2 - Access type
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146 vdpaccess macro
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147 ifeq NARG-2
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148 move.l #((\2) | (\1) << 16 & $3FFF0000 | (\1) >> 14 & 3), (a1)
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149 else
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150 move.l #((\2) | (\1) << 16 & $3FFF0000 | (\1) >> 14 & 3), \3
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151 endif
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152 endm
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153
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154 ;Writes a DMA command to the control port
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155 ;\1 - Destination address
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156 ;\2 - Destination type
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diff changeset
157 startdma macro
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
158 move.l #(\2 | VDP_DMA_FLAG | (\1 << 16) & $3FFF0000 | (\1 >> 14) & 3), (a1)
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
159 endm
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
160
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
161 DMA_SRC_68K equ 0
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
162 DMA_SRC_VRAM equ $C0
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
163 DMA_SRC_FILL equ $80
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
164
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
165 dmasrc macro
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
166 move.l #($95009600 + (\1) << 15 & $FF0000 + (\1) >> 9 & $FF), (a1)
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
167 move.w #($9700 + (\1) >> 17 & $7F | (\2)), (a1)
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
168 endm
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
169
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
170 dir_buffer equ $100000
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
171 menu_port equ $180000
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
172
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
173 MAX_DISPLAY equ 24
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
174
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
175 rsset $FFFF8000
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
176 x_pos rs.w 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
177 base_cmd rs.l 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
178 sprite_list rs.l 160
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
179 page_index rs.l MAX_DISPLAY+1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
180 page_stack rs.l 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
181 page_pointers rs.l 1024
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
182 mouse_sprite rs.l 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
183 menu_functions rs.l 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
184 mouse_x rs.w 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
185 num_sprites rs.b 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
186 last_pad1 rs.b 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
187 last_pad2 rs.b 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
188 selected rs.b 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
189 more_pages rs.b 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
190 mouse_buf rs.b 3
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
191 mouse_shown rs.b 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
192 last_mbuttons rs.b 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
193 num_menu rs.b 1
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
194 num_slots rs.b 1
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
195
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
196
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
197 int_6:
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
198 dmasrc sprite_list, DMA_SRC_68K
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
199 ;set DMA length
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
200 move.l #$94009300, d0
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
201 moveq #0, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
202 move.b num_sprites.w, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
203 add.w d1, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
204 add.w d1, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
205 move.b d1, d0
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
206 swap d0
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
207 lsr.w #8, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
208 move.b d1, d0
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
209 move.l d0, (a1)
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
210 startdma $C000, VDP_VRAM_WRITE
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
211
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
212 ;read gamepad/mouse in port 1
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
213 lea PAD1_DATA, a2
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
214
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
215 bsr io_read
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
216
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
217 cmp.b #3, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
218 beq .mouse
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
219
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
220 move.b last_pad1.w, d1
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
221 eor.b d0, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
222 and.b d0, d1
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
223 move.b d0, last_pad1.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
224
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
225 bsr handle_pad_buttons
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
226
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
227 bra pad2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
228 .mouse
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
229 bsr handle_mouse
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
230
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
231 pad2:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
232 ;read gamepad/mouse in port 2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
233 lea PAD2_DATA, a2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
234
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
235 bsr io_read
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
236
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
237 cmp.b #3, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
238 beq .mouse
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
239
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
240 move.b last_pad2.w, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
241 eor.b d0, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
242 and.b d0, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
243 move.b d0, last_pad2.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
244
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
245 bsr handle_pad_buttons
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
246 rte
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
247 .mouse
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
248 bsr handle_mouse
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
249 rte
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
250
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
251
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
252 ;d0 = SACBRLUD
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
253 ;d1 = newly pressed buttons
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
254 handle_pad_buttons:
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
255 tst.b num_menu.w
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
256 bne handle_buttons_menu
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
257 tst.b num_slots.w
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
258 bne handle_buttons_save
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
259 moveq #16, d2
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
260
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
261
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
262 btst #3, d1
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
263 bne right
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
264 btst #2, d1
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
265 bne left
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
266 buttons_no_leftright
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
267 btst #1, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
268 bne down
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
269 btst #0, d1
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
270 bne up
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
271 btst #7, d1
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
272 bne select_entry
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
273 btst #5, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
274 bne select_entry
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
275 handle_done:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
276 rts
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
277 handle_buttons_menu
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
278 moveq #48, d2
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
279 bra buttons_no_leftright
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
280 handle_buttons_save
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
281 moveq #32, d2
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
282 bra buttons_no_leftright
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
283
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
284 down:
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
285
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
286 ;check if we are already at the bottom of the page
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
287 moveq #1, d0
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
288 add.b (selected).w, d0
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
289 tst.b num_menu.w
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
290 bne .menu
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
291 tst.b num_slots.w
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
292 bne .slots
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
293 move.w d0, d1
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
294 add.w d1, d1
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
295 add.w d1, d1
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
296 lea page_index.w, a2
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
297 tst.l (0, a2, d1.w)
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
298 beq handle_done
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
299 .do_move
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
300 move.b d0, (selected).w
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
301
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
302 add.w d2, (sprite_list).w
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
303 add.w d2, (sprite_list+8).w
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
304 rts
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
305 .menu:
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
306 cmp.b num_menu.w, d0
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
307 beq handle_done
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
308 bra .do_move
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
309 .slots:
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
310 cmp.b num_slots.w, d0
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
311 beq handle_done
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
312 bra .do_move
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
313
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
314 up:
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
315 ;check if we are already at the top of the page
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
316 move.b (selected).w, d0
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
317 beq handle_done
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
318 subq #1, d0
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
319 move.b d0, (selected).w
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
320
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
321 sub.w d2, (sprite_list).w
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
322 sub.w d2, (sprite_list+8).w
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
323 rts
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
324
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
325 right:
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
326 ;check that we have another page to go to
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
327 tst.b more_pages.w
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
328 beq handle_done
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
329 ;switch to the next page
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
330 move.l page_stack.w, a6
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
331 move.l (-4, a6), a6
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
332
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
333 addq #6, a7
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
334 bra render_page
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
335
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
336 left:
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
337 move.l page_stack.w, a5
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
338 ;check if we're already on the first page
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
339 cmp.l #(page_pointers+8), a5
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
340 beq handle_done
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
341 ;switch to previous page
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
342 lea (-12, a5), a5
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
343 move.l (a5)+, a6
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
344 move.l a5, page_stack.w
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
345
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
346 addq #6, a7
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
347 bra render_page
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
348
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
349 select_entry:
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
350 moveq #0, d0
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
351 move.b (selected).w, d0
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
352 add.w d0, d0
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
353 add.w d0, d0
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
354 tst.b num_menu.w
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
355 bne .select_menu_button
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
356 lea page_index.w, a2
869
4298db923cf8 Fix detection of directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
357 move.l (0, a2, d0.w), a2
4298db923cf8 Fix detection of directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
358 tst.b (-1, a2)
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
359 bne enter_dir
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
360 ;regular file
872
7022ba865cfd Initial work for allowing loading a ROM from menu
Michael Pavone <pavone@retrodev.com>
parents: 871
diff changeset
361 lea menu_port+8, a3
7022ba865cfd Initial work for allowing loading a ROM from menu
Michael Pavone <pavone@retrodev.com>
parents: 871
diff changeset
362 move.l a2, (a3)
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
363
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
364 addq #6, a7
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
365 bra show_pause_menu
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
366 .select_menu_button:
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
367 movea.l menu_functions.w, a2
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
368 move.l (0, a2, d0.w), a2
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
369 addq #6, a7
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
370 jmp (a2)
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
371 enter_dir:
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
372 lea menu_port+4, a3
869
4298db923cf8 Fix detection of directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
373 move.l a2, (a3)
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
374 .wait_complete
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
375 tst.w (a3)
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
376 bne .wait_complete
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
377 addq #6, a7
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
378 bra menu_start
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
379
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
380 handle_mouse:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
381 move.b last_mbuttons.w, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
382 eor.b d3, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
383 and.b d3, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
384 move.b d3, last_mbuttons.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
385
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
386 move.b d0, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
387 or.b d1, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
388 beq .no_mouse_move
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
389
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
390
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
391 tst.b mouse_shown.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
392 bne .skip_show_check
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
393
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
394 moveq #0, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
395 move.b num_sprites.w, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
396 move.w d2, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
397 lsl.w #3, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
398 lea sprite_list.w, a2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
399 move.b d2, (-5, a2, d4.w)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
400 lea (0, a2, d4.w), a2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
401 move.l a2, mouse_sprite.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
402 move.l #$01000500, (a2)+
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
403 move.w #$8083, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
404 move.w #$100, mouse_x.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
405 addq #1, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
406 move.b d2, num_sprites.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
407
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
408 move.b #1, mouse_shown.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
409
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
410 .skip_show_check
910
c030e4af32b7 Mouse X and Y are 9-bit 2's complement not 8-bit magnitude + sign bit like I thought. Fixed mouse Y direction.
Michael Pavone <pavone@retrodev.com>
parents: 909
diff changeset
411 neg.w d1
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
412 move.l mouse_sprite.w, a2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
413 add.w d1, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
414 add.w d0, mouse_x.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
415 move.w mouse_x.w, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
416 asr.w #1, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
417 move.w d0, (6, a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
418 move.w (a2), d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
419 cmp.w #272, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
420 blo .done
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
421 cmp.w #655, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
422 bhi .done
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
423 and.w #$FFF0, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
424 subq #8, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
425 move.w d1, (sprite_list).w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
426 move.w d1, (sprite_list+8).w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
427
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
428 sub.w #264, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
429 lsr.w #4, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
430 move.b d1, selected.w
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
431 .no_mouse_move
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
432 btst #0, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
433 bne select_entry
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
434 .done
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
435 rts
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
436 int_4:
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
437 empty_handler:
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
438 rte
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
439
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
440 id_lookup:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
441 dc.b $0, $1, $4, $5
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
442 dc.b $2, $3, $6, $7
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
443 dc.b $8, $9, $C, $D
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
444 dc.b $A, $B, $E, $F
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
445
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
446 io_read:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
447 ;read TH=1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
448 move.b (a2), d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
449 ;read TH=0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
450 move.b #0, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
451 nop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
452 nop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
453 move.b (a2), d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
454 ;reset TH to 1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
455 move.b #$40, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
456
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
457 moveq #0, d2 ;4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
458
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
459 ;calculate Mega Drive peripheral ID
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
460 move.b d1, d2 ;4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
461 lsr.b #1, d2 ;8, 12
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
462 or.b d1, d2 ;4, 16
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
463 and.b #5, d2 ;8, 24
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
464
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
465 move.b d0, d3 ;4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
466 add.b d3, d3 ;4, 8
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
467 or.b d0, d3 ;4, 12
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
468 and.b #$A, d3 ;8, 20
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
469
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
470 or.b d3, d2 ;4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
471 move.b (id_lookup, pc, d2.w), d2 ;14
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
472
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
473
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
474 cmp.b #$3, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
475 beq .mouse
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
476
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
477 cmp.b #$D, d2
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
478 bne .not_pad
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
479
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
480 and.b #$3F, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
481 and.b #$30, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
482 add.b d1, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
483 add.b d1, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
484 or.b d1, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
485 not.b d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
486 rts
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
487 .not_pad:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
488 moveq #0, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
489 rts
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
490
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
491 .mouse:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
492
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
493 move.b #$60, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
494 move.b #$60, (PAD1_CTRL-PAD1_DATA, a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
495 move.b #$60, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
496
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
497 moveq #$f, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
498 wait_hi_init:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
499 btst #4, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
500 beq wait_hi_init
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
501 nop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
502 nop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
503 move.b #$20, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
504 nop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
505 nop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
506 moveq #$f, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
507 move.b #0, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
508 .wait_lo
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
509 btst #4, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
510 bne .wait_lo
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
511 moveq #$f, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
512 move.b #$20, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
513 .wait_hi
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
514 btst #4, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
515 beq .wait_hi
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
516
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
517 lea mouse_buf.w, a3
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
518 move.l a3, a4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
519 moveq #2, d3
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
520 moveq #0, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
521 loop:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
522 moveq #$f, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
523 move.b #0, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
524 .wait_lo
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
525 btst #4, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
526 bne .wait_lo
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
527 move.b (a2), d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
528 lsl.b #4, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
529 moveq #$f, d4
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
530 move.b #$20, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
531 .wait_hi
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
532 btst #4, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
533 beq .wait_hi
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
534 move.b (a2), d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
535 and.b #$f, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
536 or.b d1, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
537 move.b d0, (a3)+
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
538
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
539 dbra d3, loop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
540
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
541 ;end request
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
542 move.b #$60, (a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
543
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
544
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
545 ;massage data
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
546 moveq #0, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
547 move.b d0, d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
548 move.b (a4)+, d3
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
549 move.b (a4), d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
550
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
551 btst #4, d3
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
552 beq xpos
910
c030e4af32b7 Mouse X and Y are 9-bit 2's complement not 8-bit magnitude + sign bit like I thought. Fixed mouse Y direction.
Michael Pavone <pavone@retrodev.com>
parents: 909
diff changeset
553 or.w #$FF00, d0
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
554 xpos
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
555 btst #5, d3
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
556 beq ypos
910
c030e4af32b7 Mouse X and Y are 9-bit 2's complement not 8-bit magnitude + sign bit like I thought. Fixed mouse Y direction.
Michael Pavone <pavone@retrodev.com>
parents: 909
diff changeset
557 or.w #$FF00, d1
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
558 ypos
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
559 ;set port config back to normal controller mode
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
560 move.b #$40, (PAD1_CTRL-PAD1_DATA, a2)
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
561 rts
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
562
925
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
563 topcorner equ (button-font)/64 + 32
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
564 topmiddle equ topcorner+1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
565 botcorner equ topmiddle+1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
566 botmiddle equ botcorner+1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
567 horiz_flip equ $800
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
568 vert_flip equ $1000
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
569
925
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
570 ; draws a button
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
571 ; d0.w - x in cells
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
572 ; d1.w - y in cells
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
573 ; d2.w - width in cells
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
574 ;
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
575 ; clobbers a6
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
576 draw_button:
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
577 ;multiply x by 2
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
578 add.w d0, d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
579 ;multiply y by 128
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
580 lsl.w #7, d1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
581 add.w d1, d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
582 add.w #$A000, d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
583 move.w d0, d1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
584 and.w #$3FFF, d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
585 rol.w #2, d1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
586 and.w #3, d1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
587 ori.w #(VDP_VRAM_WRITE >> 16), d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
588 swap d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
589 move.w d1, d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
590 move.l d0, (a1)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
591 move.w d2, d1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
592 ;top left corner
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
593 move.w #topcorner, (a0)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
594 subq #3, d1
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
595 bmi .notopmiddle
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
596 .toploop:
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
597 ;top middle
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
598 move.w #topmiddle, (a0)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
599 dbra d1, .toploop
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
600 .notopmiddle
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
601 ;top right corner
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
602 move.w #(topcorner | horiz_flip), (a0)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
603 ;go to next row in name table
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
604 add.l #((2*64) << 16), d0
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
605 move.l d0, (a1)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
606 ;bottom left corner
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
607 move.w #botcorner, (a0)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
608 subq #3, d2
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
609 bmi .nomiddlebot
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
610 .botloop:
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
611 ;bottom middle
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
612 move.w #botmiddle, (a0)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
613 dbra d2, .botloop
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
614 .nomiddlebot
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
615 ;bottom right corner
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
616 move.w #(botcorner | horiz_flip), (a0)
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
617 rts
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
618
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
619 ;a5 - menu pointer
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
620 ;d6 - initial Y position of menu
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
621 draw_menu:
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
622 moveq #0, d7
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
623 moveq #0, d5
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
624 ;select first item
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
625 move.b d7, selected.w
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
626 ;save menu pointer for second pass
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
627 movea.l a5, a4
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
628 .lenloop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
629 tst.b (a5)
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
630 beq .lendone
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
631 addq #1, d5
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
632 movea.l a5, a6
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
633 bsr strlen
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
634 cmp.w d7, d0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
635 blo .nochange
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
636 move.w d0, d7
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
637 .nochange
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
638 lea (1, a5, d0.w), a5
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
639 bra .lenloop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
640 .lendone
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
641
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
642 addq #2, d7
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
643 move.b d5, num_menu.w
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
644
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
645 ;calculate X position
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
646 move.w d7, d4
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
647 lsr.w #1, d4
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
648 moveq #20, d5
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
649 sub.w d4, d5
943
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
650 ;calculate left arrow X
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
651 move.w d5, d4
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
652 lsl.w #3, d4
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
653 add.w #(128-24), d4
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
654 move.w d4, (sprite_list+6).w
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
655 ;calculate right arrow x
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
656 move.w d7, d3
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
657 lsl.w #3, d3
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
658 add.w d3, d4
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
659 add.w #32, d4
05229aa23b00 Adjust arrow X positions in menu
Michael Pavone <pavone@retrodev.com>
parents: 942
diff changeset
660 move.w d4, (sprite_list+6+8).w
944
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
661 ;update left arrow Y
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
662 move.w d6, d4
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
663 lsl.w #4, d4
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
664 add.w #256, d4
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
665 move.w d4, (sprite_list).w
10dd8c04cbbc Handle up down buttons when in a menu
Michael Pavone <pavone@retrodev.com>
parents: 943
diff changeset
666 move.w d4, (sprite_list+8).w
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
667 ;restore menu pointer
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
668 movea.l a4, a5
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
669 .drawloop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
670 tst.b (a5)
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
671 beq .done
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
672 ;x pos
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
673 move.w d5, d0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
674 ;y pos
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
675 move.w d6, d1
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
676 ;width
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
677 move.w d7, d2
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
678 bsr draw_button
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
679
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
680 movea.l a5, a6
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
681 bsr strlen
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
682 movea.l a5, a6
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
683 lea (1, a5, d0.w), a5
942
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
684 ;x pos
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
685 move.w d7, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
686 lsr.w #1, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
687 add.w d5, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
688 lsr.w #1, d0
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
689 sub.w d0, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
690 ;y pos
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
691 move.w d6, d2
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
692 ;base attribute
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
693 move.w #$206B, d0
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
694 bsr print_string_fixed
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
695
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
696 addq #3, d6
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
697 bra .drawloop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
698 .done
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
699 rts
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
700
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
701 clear_screen:
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
702 ;clear name tables
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
703 vdpaccess $8000, VDP_VRAM_WRITE
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
704 moveq #32, d0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
705 swap d0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
706 move.b #32, d0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
707 move.w #(64*64-1), d1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
708 ploop:
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
709 move.l d0, (a0)
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
710 dbra d1, ploop
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
711 rts
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
712
814
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
713 initial_regs:
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
714 vdpreg MODE_2, $4 ;Mode 5, everything turned off
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
715 vdpreg MODE_1, $4
814
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
716 vdpreg SCROLL_A, $20 ;Scroll a table $8000
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
717 vdpreg SCROLL_B, $05 ;Scroll b table $A000
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
718 vdpreg SAT, $60 ;SAT table $C000
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
719 vdpreg BG_COLOR, 0
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
720 vdpreg HINT, $FF
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
721 vdpreg MODE_3, 0 ;full screen scroll
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
722 vdpreg MODE_4, $87 ;40 cell mode, double-res interlace
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
723 vdpreg HSCROLL, 0
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
724 vdpreg AUTOINC, 2
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
725 vdpreg SCROLL, 1 ;64x32 scroll size
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
726 end_initial_regs
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
727
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
728 start:
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
729 lea $FF0000, a0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
730 moveq #0, d0
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
731 move.w #($10000/8 - 1), d1
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
732 .clearloop:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
733 move.l d0, (a0)+
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
734 move.l d0, (a0)+
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
735 dbra d1, .clearloop
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
736
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
737 lea $C00000, a0
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
738 lea $C00004, a1
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
739
814
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
740 moveq #(end_initial_regs-initial_regs-1), d0
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
741 lea initial_regs.w, a2
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
742 .regloop
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
743 move.w (a2)+, (a1)
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
744 dbra d0, .regloop
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
745
814
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
746 vdpaccess $0, VDP_CRAM_WRITE
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
747 move.w #$020, (a0)
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
748 move.w #$EEE, (a0)
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
749 move.w #$222, (a0)
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
750
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
751 ;init scroll table
814
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
752 vdpaccess $0, VDP_VRAM_WRITE
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
753 move.w #0, (a0)
942
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
754 move.w #0, (a0)
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
755
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
756
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
757 ;load tiles
814
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
758 vdpaccess $800, VDP_VRAM_WRITE
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
759 lea font(pc), a2
925
a3b08915624b WIP menu button stuff
Michael Pavone <pavone@retrodev.com>
parents: 917
diff changeset
760 move.w #((buttonend-font)/4 - 1), d0
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
761 tloop:
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
762 move.l (a2)+, (a0)
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
763 dbra d0, tloop
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
764 move.w #((fontfixedend-fontfixed)/4 - 1), d0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
765 dtloop:
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
766 move.l (a2)+, d1
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
767 move.l d1, (a0)
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
768 move.l d1, (a0)
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
769 dbra d0, dtloop
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
770
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
771
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
772 ;setup SAT
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
773 ;;vdpaccess $C000, VDP_VRAM_WRITE
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
774
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
775 lea sprite_list.w, a2
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
776 ;left arrow
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
777 move.l #$01080501, (a2)+
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
778 move.l #$807F0086, (a2)+
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
779
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
780 ;right arrow
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
781 move.l #$01080500, (a2)+
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
782 move.l #$887F01AA, (a2)+
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
783 move.b #2, num_sprites.w
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
784
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
785 show_main_menu:
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
786 bsr clear_screen
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
787 ;init vertical scroll RAM
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
788 vdpaccess $0, VDP_VSRAM_WRITE
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
789 move.w #-4, (a0)
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
790 move.w #0, (a0)
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
791
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
792 moveq #8, d6
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
793 move.l #main_menu_func, menu_functions.w
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
794 lea main_menu(pc), a5
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
795 bsr draw_menu
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
796 bra gamepad_setup
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
797
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
798 show_pause_menu:
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
799 bsr clear_screen
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
800 ;init vertical scroll RAM
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
801 vdpaccess $0, VDP_VSRAM_WRITE
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
802 move.w #-4, (a0)
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
803 move.w #0, (a0)
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
804 moveq #8, d6
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
805 move.l #pause_menu_func, menu_functions.w
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
806 lea pause_menu(pc), a5
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
807 bsr draw_menu
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
808 bra gamepad_setup
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
809
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
810 menu_start:
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
811 ;init vertical scroll RAM
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
812 vdpaccess $0, VDP_VSRAM_WRITE
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
813 move.w #0, (a0)
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
814 move.w #0, (a0)
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
815
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
816 ;reset arrow position
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
817 move.w #$0108, sprite_list.w
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
818 move.w #$0108, (sprite_list + 8).w
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
819 move.w #$0086, (sprite_list + 6).w
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
820 move.w #$01AA, (sprite_list + 6 + 8).w
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
821
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
822 ;reset selection
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
823 move.b #0, selected.w
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
824
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
825
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
826 lea page_pointers.w, a5
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
827 lea dir_buffer, a6
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
828 move.l a6, (a5)+
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
829 move.l a5, page_stack.w
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
830 lea menu_port, a2
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
831 move.l a6, (a2)
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
832
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
833 wait_complete:
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
834 tst.w (a2)
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
835 bne wait_complete
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
836
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
837 render_page:
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
838 bsr clear_screen
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
839
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
840 ;clear menu state
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
841 move.b #0, num_menu.w
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
842
942
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
843 ;init scroll table
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
844 vdpaccess $0, VDP_VRAM_WRITE
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
845 move.w #0, (a0)
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
846 move.w #4, (a0)
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
847
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
848 move.l #$40860002, d3
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
849 move.l d3, (a1)
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
850 move.l d3, base_cmd.w
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
851
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
852
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
853 move.b #0, more_pages.w
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
854 lea page_index.w, a3
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
855 moveq #MAX_DISPLAY-1, d7
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
856 file_loop:
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
857 tst.b (a6)+
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
858 beq done_files
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
859 addq #1, a6 ;TODO: Do something with directory flag
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
860
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
861 ;skip over entries starting with a dot except ..
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
862 cmp.b #$2E, (a6)
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
863 bne normal
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
864 cmp.b #$2E, (1, a6)
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
865 beq normal
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
866 addq #1, a6
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
867 .skip_loop:
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
868 tst.b (a6)+
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
869 bne .skip_loop
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
870 addq #1, d7
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
871 move.l a6, d6
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
872 bra skip
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
873 normal:
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
874 ;save entry pointer to page index
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
875 move.l a6, (a3)+
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
876 ;print name on screen
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
877 moveq #0, d0
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
878 bsr print_string
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
879 move.l a6, d6
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
880
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
881 lea Newline(pc), a6
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
882 bsr print_string
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
883
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
884 skip:
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
885 ;word align pointer
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
886 addq #1, d6
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
887 and.w #$FFFE, d6
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
888 move.l d6, a6
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
889
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
890 dbra d7, file_loop
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
891 tst.b (a6)
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
892 beq done_files
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
893 move.b #1, more_pages.w
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
894 done_files:
871
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
895 move.l page_stack.w, a5
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
896 move.l a6, (a5)+
f364f4f22f8f Allow navigation between pages for long directories in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 869
diff changeset
897 move.l a5, page_stack.w
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
898
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
899 ;null terminate page_index
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
900 moveq #0, d0
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
901 move.l d0, (a3)
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
902
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
903 gamepad_setup:
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
904 ;setup gamepads
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
905 move.b #$40, PAD1_CTRL
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
906 move.b #$40, PAD2_CTRL
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
907
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
908 move.w #$8174, (a1) ;enable display, vertical interrupts, DMA
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
909
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
910
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
911 wait_forever
814
109ac52ffecd Menu cleanup with macros
Michael Pavone <pavone@retrodev.com>
parents: 791
diff changeset
912 stop #2500
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
913 bra wait_forever
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
914
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
915 show_about:
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
916 bsr clear_screen
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
917 moveq #1, d7
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
918 lea about_text(pc), a6
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
919 ;base attribute
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
920 move.w #$006B, d0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
921 .loop
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
922 tst.b (a6)
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
923 beq .done
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
924 ;x pos
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
925 moveq #1, d1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
926 ;y pos
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
927 move.w d7, d2
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
928 bsr print_string_fixed
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
929 addq #1, d7
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
930 bra .loop
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
931 .done
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
932 moveq #8, d6
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
933 move.l #about_menu_func, menu_functions.w
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
934 lea about_menu(pc), a5
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
935 bsr draw_menu
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
936 .wait
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
937 stop #$2500
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
938 bra .wait
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
939
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
940 exit:
954
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 950
diff changeset
941 move.l #1, menu_port+12
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
942 bra exit
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
943
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
944 resume:
954
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 950
diff changeset
945 move.l #2, menu_port+12
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 950
diff changeset
946 bra show_pause_menu
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
947
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
948 show_save_slots:
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
949 move.w #(256+26), sprite_list.w
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
950 move.w #(256+26), (sprite_list+8).w
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
951 move.w #(128+8), (sprite_list+6).w
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
952 move.w #(128+320-24), (sprite_list+6+8).w
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
953 move.b #0, selected.w
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
954 move.b #0, num_menu.w
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
955 lea dir_buffer, a6
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
956 lea menu_port+16, a3
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
957 move.l a6, (a3)
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
958 .waitdone:
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
959 tst.w (a3)
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
960 bne .waitdone
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
961 bsr clear_screen
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
962 moveq #0, d0
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
963
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
964 moveq #0, d6
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
965 moveq #2, d7
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
966 .slotloop
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
967 tst.b (a6)
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
968 beq .done
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
969 addq #1, d6
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
970 moveq #4, d1
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
971 move.w d7, d2
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
972 bsr print_string_fixed
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
973 addq #2, d7
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
974 bra .slotloop
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
975 .done
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
976 move.b d6, num_slots.w
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
977 rts
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
978
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
979 save_state:
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
980 bsr show_save_slots
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
981 .wait
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
982 stop #$2500
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
983 bra .wait
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
984
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
985 load_state:
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
986 bsr show_save_slots
960
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
987 .wait
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
988 stop #$2500
0abfecaaf5c8 Get cursor behaving properly in save state slot list
Michael Pavone <pavone@retrodev.com>
parents: 958
diff changeset
989 bra .wait
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
990
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
991 about_text:
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
992 dc.b "BlastEm v0.4.0", 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
993 dc.b "Copyright 2011-2016 Michael Pavone", 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
994 dc.b " ", 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
995 dc.b "BlastEm is a high performance, open", 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
996 dc.b "source (GPLv3) Genesis/Megadrive", 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
997 dc.b "emulator.",0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
998 dc.b 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
999
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1000
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
1001 Newline:
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
1002 dc.b $A, 0
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1003
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1004 align 1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1005
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1006 ;Prints a null terminated string
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1007 ;a6 - pointer to string
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1008 ;a0 - VDP data port
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1009 ;d0 - base tile attribute
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1010 ;
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1011 ;Clobbers: d1.w, d2.w, d3.l
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1012 print_string:
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1013 lea widths(pc), a5
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1014 move.w x_pos.w, d2
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1015 move.l base_cmd.w, d3
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1016 .loop
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1017 moveq #0, d1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1018 move.b (a6)+, d1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1019 beq .end
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1020 cmp.b #$A, d1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1021 beq .newline
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1022 tst.b (-32, a5, d1.w)
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1023 beq .narrow
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1024 add.w d0, d1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1025 move.w d1, (a0)
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1026 addq #2, d2
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1027 bra .loop
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1028 .narrow
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1029 add.w d0, d1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1030 move.w d1, (a0)
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1031 addq #1, d2
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1032 move.l d2, d1
791
60686f8d5e48 Add a couple of comments to menu.s68
Michael Pavone <pavone@retrodev.com>
parents: 790
diff changeset
1033 ;switch to other plane
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1034 and.w #$FFFE, d1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1035 swap d1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1036 eor.l #$20000000, d3
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
1037 add.l d3, d1
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1038 move.l d1, (a1)
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1039 bra .loop
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1040 .newline
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1041 moveq #0, d2
791
60686f8d5e48 Add a couple of comments to menu.s68
Michael Pavone <pavone@retrodev.com>
parents: 790
diff changeset
1042 ;switch back to plane A
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1043 and.l #$DFFFFFFF, d3
791
60686f8d5e48 Add a couple of comments to menu.s68
Michael Pavone <pavone@retrodev.com>
parents: 790
diff changeset
1044 ;skip to next row
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1045 add.l #$00800000, d3
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1046 move.l d3, (a1)
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1047 bra .loop
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1048 .end
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1049 move.w d2, x_pos.w
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1050 move.l d3, base_cmd.w
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1051 rts
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1052
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1053 ;Prints a null-terminated string with a fixed width font
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1054 ;a6 - pointer to string
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1055 ;a0 - VDP data port
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1056 ;d0 - base tile attribute
942
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1057 ;d1 - x col
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1058 ;d2 - y col
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1059 ;
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1060 print_string_fixed:
942
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1061 ;multiply x by 2
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1062 add.w d1, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1063 ;multiply y by 128
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1064 lsl.w #7, d2
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1065 add.w d2, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1066 add.w #$8000, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1067 move.w d1, d2
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1068 and.w #$3FFF, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1069 rol.w #2, d2
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1070 and.w #3, d2
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1071 ori.w #(VDP_VRAM_WRITE >> 16), d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1072 swap d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1073 move.w d2, d1
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1074 move.l d1, (a1)
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1075 .loop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1076 moveq #0, d1
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1077 move.b (a6)+, d1
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1078 beq .end
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1079 add.w d0, d1
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1080 move.w d1, (a0)
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1081 bra .loop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1082 .end
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1083 rts
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1084
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1085 ;Returns string length in d0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1086 ;a6 - pointer to string
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1087 strlen:
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1088 moveq #-1, d0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1089 .loop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1090 addq #1, d0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1091 tst.b (a6)+
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1092 bne .loop
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1093 rts
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1094
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1095 align 1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1096 font:
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1097 incbin font_interlace_variable.tiles
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1098 fontend
827
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
1099 arrow:
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
1100 incbin arrow.tiles
35f5658d141f Add selection arrow to menu
Michael Pavone <pavone@retrodev.com>
parents: 814
diff changeset
1101 arrowend:
909
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
1102 cursor:
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
1103 incbin cursor.tiles
e60eb88d7b09 Added mouse support to menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
1104 cursorend:
917
f057975212e9 Added button graphic for menu
Michael Pavone <pavone@retrodev.com>
parents: 910
diff changeset
1105 button:
f057975212e9 Added button graphic for menu
Michael Pavone <pavone@retrodev.com>
parents: 910
diff changeset
1106 incbin button.tiles
f057975212e9 Added button graphic for menu
Michael Pavone <pavone@retrodev.com>
parents: 910
diff changeset
1107 buttonend:
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1108 fontfixed:
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1109 incbin font.tiles
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1110 fontfixedend:
789
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1111
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1112 widths:
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1113 dc.b 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1114 dc.b 1, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1115 dc.b 0, 1, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1116 dc.b 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1
41e83b38bdc8 Initial work on silly Genesis based menu
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1117 dc.b 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1118
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1119 main_menu:
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1120 dc.b "Load ROM", 0
942
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1121 dc.b "About", 0
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1122 dc.b "Exit", 0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1123 dc.b 0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1124
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1125 align 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1126 main_menu_func:
946
6b90ec50daf3 Get "Load ROM" menu option working correctly
Michael Pavone <pavone@retrodev.com>
parents: 945
diff changeset
1127 dc.l menu_start
945
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1128 dc.l show_about
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1129 dc.l exit
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1130
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1131 about_menu:
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1132 dc.b "Return", 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1133 dc.b 0
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1134
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1135 align 1
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1136 about_menu_func:
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1137 dc.l show_main_menu
67f738bda7e2 Working about menu
Michael Pavone <pavone@retrodev.com>
parents: 944
diff changeset
1138
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1139 pause_menu:
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1140 dc.b "Resume", 0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1141 dc.b "Load ROM", 0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1142 dc.b "Save State", 0
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1143 dc.b "Load State", 0
942
74bb286e6174 Draw button labels
Michael Pavone <pavone@retrodev.com>
parents: 941
diff changeset
1144 dc.b "Exit", 0
941
c96647630320 WIP buttons in menu ROM
Michael Pavone <pavone@retrodev.com>
parents: 932
diff changeset
1145 dc.b 0
950
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1146
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1147 align 1
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1148 pause_menu_func
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1149 dc.l resume
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1150 dc.l menu_start
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1151 dc.l save_state
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1152 dc.l load_state
938c72a2f7a9 Initial work on pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
1153 dc.l exit
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents: 827
diff changeset
1154
790
e8b14d5a5b5a Add something resembling a proper header
Michael Pavone <pavone@retrodev.com>
parents: 789
diff changeset
1155 rom_end: