Mercurial > repos > blastem

annotate render_sdl.c @ 231:d9b14fb7e00c

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Added todo list
author Mike Pavone <pavone@retrodev.com>
date Mon, 22 Apr 2013 20:13:07 -0700
parents d3266cee02c9
children f456ee23d372
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1 #include <SDL.h>
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2 #include <stdlib.h>
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3 #include <stdio.h>
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4 #include "render.h"
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5 #include "blastem.h"
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6
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7 SDL_Surface *screen;
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8 uint8_t render_dbg = 0;
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9 uint8_t debug_pal = 0;
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10
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11 uint32_t last_frame = 0;
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12
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13 int32_t color_map[1 << 12];
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14 uint8_t levels[] = {0, 27, 49, 71, 87, 103, 119, 130, 146, 157, 174, 190, 206, 228, 255};
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16 uint32_t min_delay;
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17
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18 void render_init(int width, int height)
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19 {
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20 if (SDL_Init(SDL_INIT_VIDEO) < 0) {
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21 fprintf(stderr, "Unable to init SDL: %s\n", SDL_GetError());
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22 exit(1);
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23 }
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24 atexit(SDL_Quit);
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25 printf("width: %d, height: %d\n", width, height);
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26 screen = SDL_SetVideoMode(width, height, 32, SDL_SWSURFACE | SDL_ANYFORMAT);
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27 if (!screen) {
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28 fprintf(stderr, "Unable to get SDL surface: %s\n", SDL_GetError());
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29 exit(1);
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30 }
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31 if (screen->format->BytesPerPixel < 2) {
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32 fprintf(stderr, "BlastEm requires at least a 16-bit surface, SDL returned a %d-bit surface\n", screen->format->BytesPerPixel * 8);
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33 exit(1);
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34 }
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35 uint8_t b,g,r;
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36 for (uint16_t color = 0; color < (1 << 12); color++) {
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37 if (color & FBUF_SHADOW) {
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38 b = levels[(color >> 9) & 0x7];
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39 g = levels[(color >> 5) & 0x7];
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40 r = levels[(color >> 1) & 0x7];
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41 } else if(color & FBUF_HILIGHT) {
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42 b = levels[((color >> 9) & 0x7) + 7];
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43 g = levels[((color >> 5) & 0x7) + 7];
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44 r = levels[((color >> 1) & 0x7) + 7];
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45 } else {
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46 b = levels[(color >> 8) & 0xE];
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47 g = levels[(color >> 4) & 0xE];
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48 r = levels[color & 0xE];
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49 }
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50 color_map[color] = SDL_MapRGB(screen->format, r, g, b);
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51 }
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52 min_delay = 0;
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53 for (int i = 0; i < 20; i++) {
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54 uint32_t start = SDL_GetTicks();
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55 SDL_Delay(1);
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56 uint32_t delay = SDL_GetTicks()-start;
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57 if (delay > min_delay) {
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58 min_delay = delay;
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59 }
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60 }
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61 if (!min_delay) {
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62 min_delay = 1;
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63 }
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64 printf("minimum delay: %d\n", min_delay);
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65 }
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67 void render_context(vdp_context * context)
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68 {
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69 uint8_t *buf_8;
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70 uint16_t *buf_16;
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71 uint32_t *buf_32;
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72 uint8_t b,g,r;
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73 last_frame = SDL_GetTicks();
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74 if (SDL_MUSTLOCK(screen)) {
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75 if (SDL_LockSurface(screen) < 0) {
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76 return;
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77 }
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78 }
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79 uint16_t repeat_x = screen->clip_rect.w / 320;
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80 uint16_t repeat_y = screen->clip_rect.h / 240;
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81 if (repeat_x > repeat_y) {
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82 repeat_x = repeat_y;
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83 } else {
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84 repeat_y = repeat_x;
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85 }
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86 switch (screen->format->BytesPerPixel) {
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87 case 2:
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88 buf_16 = (uint16_t *)screen->pixels;
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89 for (int y = 0; y < 240; y++) {
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90 for (int i = 0; i < repeat_y; i++,buf_16 += screen->pitch/2) {
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91 uint16_t *line = buf_16;
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92 uint16_t *src_line = context->framebuf + y * 320;
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93 for (int x = 0; x < 320; x++) {
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94 uint16_t color = color_map[*(src_line++) & 0xFFF];
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95 for (int j = 0; j < repeat_x; j++) {
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96 *(line++) = color;
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97 }
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98 }
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99 }
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100 }
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101 break;
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102 case 3:
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103 buf_8 = (uint8_t *)screen->pixels;
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104 for (int y = 0; y < 240; y++) {
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105 for (int i = 0; i < repeat_y; i++,buf_8 += screen->pitch) {
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106 uint8_t *line = buf_8;
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107 for (int x = 0; x < 320; x++) {
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108 uint16_t gen_color = context->framebuf[y * 320 + x];
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109 b = ((gen_color >> 8) & 0xE) * 18;
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110 g = ((gen_color >> 4) & 0xE) * 18;
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111 r = (gen_color& 0xE) * 18;
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112 for (int j = 0; j < repeat_x; j++) {
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113 *(buf_8+screen->format->Rshift/8) = r;
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114 *(buf_8+screen->format->Gshift/8) = g;
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115 *(buf_8+screen->format->Bshift/8) = b;
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116 buf_8 += 3;
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117 }
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118 }
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119 }
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120 }
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121 break;
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122 case 4:
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123 buf_32 = (uint32_t *)screen->pixels;
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124
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125 for (int y = 0; y < 240; y++) {
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126 for (int i = 0; i < repeat_y; i++,buf_32 += screen->pitch/4) {
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127 uint32_t *line = buf_32;
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128 uint16_t *src_line = context->framebuf + y * 320;
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129 for (int x = 0; x < 320; x++) {
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130 uint32_t color;
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131 if (!render_dbg) {
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132 color = color_map[*(src_line++) & 0xFFF];
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133 } else if(render_dbg == 2) {
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134 color = color_map[context->cram[(y/30)*8 + x/40]];
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135 } else if(render_dbg == 3) {
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136 if (x & 1) {
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137 color = color_map[context->cram[ (debug_pal << 4) | (context->vdpmem[(x/8)*32 + (y/8)*32*40 + (x%8)/2 + (y%8)*4] & 0xF) ]];
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Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
138 } else {
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
139 color = color_map[context->cram[ (debug_pal << 4) | (context->vdpmem[(x/8)*32 + (y/8)*32*40 + (x%8)/2 + (y%8)*4] >> 4) ]];
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
140 }
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
141 }else {
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
142 uint16_t gen_color = context->framebuf[y * 320 + x];
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
143 r = g = b = 0;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
144 switch(gen_color & FBUF_SRC_MASK)
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
145 {
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
146 case FBUF_SRC_A:
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
147 g = 127;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
148 break;
43
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
149 case FBUF_SRC_W:
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
150 g = 127;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
151 b = 127;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
152 break;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
153 case FBUF_SRC_B:
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
154 b = 127;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
155 break;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
156 case FBUF_SRC_S:
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
157 r = 127;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
158 break;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
159 case FBUF_SRC_BG:
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
160 r = 127;
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
161 b = 127;
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
162 }
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
163 if (gen_color & FBUF_BIT_PRIORITY) {
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
164 b *= 2;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
165 g *= 2;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
166 r *= 2;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
167 }
229
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
168 color = SDL_MapRGB(screen->format, r, g, b);
43
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
169 }
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
170 for (int j = 0; j < repeat_x; j++) {
229
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
171 *(line++) = color;
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
172 }
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
173 }
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
174 }
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
175 }
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
176 break;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
177 }
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
178 if ( SDL_MUSTLOCK(screen) ) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
179 SDL_UnlockSurface(screen);
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
180 }
33
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 28
diff changeset
181 SDL_UpdateRect(screen, 0, 0, screen->clip_rect.w, screen->clip_rect.h);
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
182 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
183
43
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
184 void render_wait_quit(vdp_context * context)
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
185 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
186 SDL_Event event;
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
187 while(SDL_WaitEvent(&event)) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
188 switch (event.type) {
43
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
189 case SDL_KEYDOWN:
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
190 if (event.key.keysym.sym == SDLK_LEFTBRACKET) {
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
191 render_dbg++;
135
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
192 if (render_dbg == 4) {
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
193 render_dbg = 0;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
194 }
43
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
195 render_context(context);
135
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
196 } else if(event.key.keysym.sym == SDLK_RIGHTBRACKET) {
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
197 debug_pal++;
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
198 if (debug_pal == 4) {
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
199 debug_pal = 0;
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
200 }
43
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
201 }
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
202 break;
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
203 case SDL_QUIT:
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
204 return;
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
205 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
206 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
207 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
208
66
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
209 #define DPAD_UP 0x01
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
210 #define BUTTON_Z 0x01
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
211 #define DPAD_DOWN 0x02
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
212 #define BUTTON_Y 0x02
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
213 #define DPAD_LEFT 0x04
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
214 #define BUTTON_X 0x04
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
215 #define DPAD_RIGHT 0x08
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
216 #define BUTTON_MODE 0x08
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
217 #define BUTTON_A 0x10
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
218 #define BUTTON_B 0x10
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
219 #define BUTTON_START 0x20
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
220 #define BUTTON_C 0x20
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
221
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
222 #define FRAME_DELAY 16
229
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
223 #define MIN_DELAY 5
63
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
224 uint32_t frame_counter = 0;
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
225 uint32_t start = 0;
198
209a37eed3e7 Add support for breaking into the debugger while game is running
Mike Pavone <pavone@retrodev.com>
parents: 135
diff changeset
226 int wait_render_frame(vdp_context * context)
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
227 {
66
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
228 FILE * outfile;
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
229 SDL_Event event;
198
209a37eed3e7 Add support for breaking into the debugger while game is running
Mike Pavone <pavone@retrodev.com>
parents: 135
diff changeset
230 int ret = 0;
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
231 while(SDL_PollEvent(&event)) {
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
232 switch (event.type) {
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
233 case SDL_KEYDOWN:
66
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
234 switch(event.key.keysym.sym)
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
235 {
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
236 case SDLK_LEFTBRACKET:
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
237 render_dbg++;
135
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
238 if (render_dbg == 4) {
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
239 render_dbg = 0;
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
240 }
66
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
241 break;
135
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
242 case SDLK_RIGHTBRACKET:
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
243 debug_pal++;
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
244 if (debug_pal == 4) {
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
245 debug_pal = 0;
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
246 }
a81c548cf353 Fix 68K->VDP DMA
Mike Pavone <pavone@retrodev.com>
parents: 66
diff changeset
247 break;
66
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
248 case SDLK_t:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
249 outfile = fopen("state.gst", "wb");
55
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
250 fwrite("GST\0\0\0\xE0\x40", 1, 8, outfile);
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
251 vdp_save_state(context, outfile);
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
252 fclose(outfile);
8317f174d916 Add palette debug to SDL renderer
Mike Pavone <pavone@retrodev.com>
parents: 54
diff changeset
253 puts("state saved to state.gst");
66
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
254 break;
198
209a37eed3e7 Add support for breaking into the debugger while game is running
Mike Pavone <pavone@retrodev.com>
parents: 135
diff changeset
255 case SDLK_u:
209a37eed3e7 Add support for breaking into the debugger while game is running
Mike Pavone <pavone@retrodev.com>
parents: 135
diff changeset
256 ret = 1;
209a37eed3e7 Add support for breaking into the debugger while game is running
Mike Pavone <pavone@retrodev.com>
parents: 135
diff changeset
257 break;
66
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
258 case SDLK_RETURN:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
259 gamepad_1.input[GAMEPAD_TH0] |= BUTTON_START;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
260 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
261 case SDLK_UP:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
262 gamepad_1.input[GAMEPAD_TH0] |= DPAD_UP;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
263 gamepad_1.input[GAMEPAD_TH1] |= DPAD_UP;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
264 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
265 case SDLK_DOWN:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
266 gamepad_1.input[GAMEPAD_TH0] |= DPAD_DOWN;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
267 gamepad_1.input[GAMEPAD_TH1] |= DPAD_DOWN;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
268 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
269 case SDLK_LEFT:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
270 gamepad_1.input[GAMEPAD_TH1] |= DPAD_LEFT;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
271 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
272 case SDLK_RIGHT:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
273 gamepad_1.input[GAMEPAD_TH1] |= DPAD_RIGHT;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
274 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
275 case SDLK_a:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
276 gamepad_1.input[GAMEPAD_TH0] |= BUTTON_A;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
277 //printf("BUTTON_A Dn | GAMEPAD_TH0: %X\n", gamepad_1.input[GAMEPAD_TH0]);
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
278 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
279 case SDLK_s:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
280 gamepad_1.input[GAMEPAD_TH1] |= BUTTON_B;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
281 gamepad_1.input[GAMEPAD_EXTRA] |= BUTTON_B;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
282 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
283 case SDLK_d:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
284 gamepad_1.input[GAMEPAD_TH1] |= BUTTON_C;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
285 gamepad_1.input[GAMEPAD_EXTRA] |= BUTTON_C;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
286 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
287 case SDLK_q:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
288 gamepad_1.input[GAMEPAD_EXTRA] |= BUTTON_X;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
289 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
290 case SDLK_w:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
291 gamepad_1.input[GAMEPAD_EXTRA] |= BUTTON_Y;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
292 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
293 case SDLK_e:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
294 gamepad_1.input[GAMEPAD_EXTRA] |= BUTTON_Z;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
295 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
296 case SDLK_f:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
297 gamepad_1.input[GAMEPAD_EXTRA] |= BUTTON_MODE;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
298 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
299 }
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
300 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
301 case SDL_KEYUP:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
302 switch(event.key.keysym.sym)
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
303 {
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
304 case SDLK_RETURN:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
305 gamepad_1.input[GAMEPAD_TH0] &= ~BUTTON_START;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
306 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
307 case SDLK_UP:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
308 gamepad_1.input[GAMEPAD_TH0] &= ~DPAD_UP;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
309 gamepad_1.input[GAMEPAD_TH1] &= ~DPAD_UP;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
310 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
311 case SDLK_DOWN:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
312 gamepad_1.input[GAMEPAD_TH0] &= ~DPAD_DOWN;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
313 gamepad_1.input[GAMEPAD_TH1] &= ~DPAD_DOWN;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
314 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
315 case SDLK_LEFT:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
316 gamepad_1.input[GAMEPAD_TH1] &= ~DPAD_LEFT;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
317 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
318 case SDLK_RIGHT:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
319 gamepad_1.input[GAMEPAD_TH1] &= ~DPAD_RIGHT;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
320 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
321 case SDLK_a:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
322 gamepad_1.input[GAMEPAD_TH0] &= ~BUTTON_A;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
323 //printf("BUTTON_A Up | GAMEPAD_TH0: %X\n", gamepad_1.input[GAMEPAD_TH0]);
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
324 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
325 case SDLK_s:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
326 gamepad_1.input[GAMEPAD_TH1] &= ~BUTTON_B;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
327 gamepad_1.input[GAMEPAD_EXTRA] &= ~BUTTON_B;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
328 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
329 case SDLK_d:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
330 gamepad_1.input[GAMEPAD_TH1] &= ~BUTTON_C;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
331 gamepad_1.input[GAMEPAD_EXTRA] &= ~BUTTON_C;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
332 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
333 case SDLK_q:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
334 gamepad_1.input[GAMEPAD_EXTRA] &= ~BUTTON_X;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
335 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
336 case SDLK_w:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
337 gamepad_1.input[GAMEPAD_EXTRA] &= ~BUTTON_Y;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
338 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
339 case SDLK_e:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
340 gamepad_1.input[GAMEPAD_EXTRA] &= ~BUTTON_Z;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
341 break;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
342 case SDLK_f:
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
343 gamepad_1.input[GAMEPAD_EXTRA] &= ~BUTTON_MODE;
7a22a0e6c004 Gamepad support
Mike Pavone <pavone@retrodev.com>
parents: 64
diff changeset
344 break;
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
345 }
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
346 break;
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
347 case SDL_QUIT:
63
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
348 puts("");
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
349 exit(0);
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
350 }
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
351 }
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
352 //TODO: Adjust frame delay so we actually get 60 FPS rather than 62.5 FPS
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
353 uint32_t current = SDL_GetTicks();
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
354 uint32_t desired = last_frame + FRAME_DELAY;
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
355 if (current < desired) {
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
356 uint32_t delay = last_frame + FRAME_DELAY - current;
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
357 //TODO: Calculate MIN_DELAY at runtime
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
358 if (delay > MIN_DELAY) {
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
359 SDL_Delay((delay/MIN_DELAY)*MIN_DELAY);
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
360 }
229
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
361 while ((desired) >= SDL_GetTicks()) {
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
362 }
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
363 }
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
364 render_context(context);
229
d60837a7d18a Improve color rendering accuracy and optimize SDL renderer a bit
Mike Pavone <pavone@retrodev.com>
parents: 198
diff changeset
365
64
2b1a65f4b85d Cleanup 68K timing code. Temporarily omment out fFPS counter as it was causing segfaults
Mike Pavone <pavone@retrodev.com>
parents: 63
diff changeset
366 /*
2b1a65f4b85d Cleanup 68K timing code. Temporarily omment out fFPS counter as it was causing segfaults
Mike Pavone <pavone@retrodev.com>
parents: 63
diff changeset
367 //TODO: Figure out why this causes segfaults
63
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
368 frame_counter++;
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
369 if ((last_frame - start) > 1000) {
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
370 if (start) {
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
371 printf("\r%f fps", ((float)frame_counter) / (((float)(last_frame-start)) / 1000.0));
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
372 fflush(stdout);
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
373 }
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
374 start = last_frame;
a6dd5b7a971b Add FPS counter to console output
Mike Pavone <pavone@retrodev.com>
parents: 55
diff changeset
375 frame_counter = 0;
64
2b1a65f4b85d Cleanup 68K timing code. Temporarily omment out fFPS counter as it was causing segfaults
Mike Pavone <pavone@retrodev.com>
parents: 63
diff changeset
376 }*/
198
209a37eed3e7 Add support for breaking into the debugger while game is running
Mike Pavone <pavone@retrodev.com>
parents: 135
diff changeset
377 return ret;
54
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
378 }
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
379
3b79cbcf6846 Get Flavio's color bar demo kind of sort of working
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
380