annotate stateview.c @ 959:3b270fc43ed4

Get stateview building again
author Michael Pavone <pavone@retrodev.com>
date Sat, 16 Apr 2016 13:28:43 -0700
parents 126c0294c1e4
children f52cb02a1466
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
467
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
1 /*
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
2 Copyright 2013 Michael Pavone
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
3 This file is part of BlastEm.
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
140af5509ce7 Added copyright notice to source files and added GPL license text in COPYING
Mike Pavone <pavone@retrodev.com>
parents: 465
diff changeset
5 */
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
6 #include <stdlib.h>
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
7 #include <stdio.h>
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
8 #include "vdp.h"
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
9 #include "render.h"
793
9aff36a172b2 Fix missing includes of util.h
Michael Pavone <pavone@retrodev.com>
parents: 792
diff changeset
10 #include "util.h"
75
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
11 #include "blastem.h"
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
12
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
13 //not used, but referenced by the renderer since it handles input
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
14 io_port gamepad_1;
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
15 io_port gamepad_2;
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
16 uint8_t reset = 1;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
17 uint8_t busreq = 0;
75
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
18
959
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
19 uint16_t *ram;
783
e64975fc5f98 Fix stateview build and fix Makefile to use /bin/echo since builtin echo does not always support -e
Michael Pavone <pavone@retrodev.com>
parents: 719
diff changeset
20 uint8_t z80_ram[Z80_RAM_BYTES];
e64975fc5f98 Fix stateview build and fix Makefile to use /bin/echo since builtin echo does not always support -e
Michael Pavone <pavone@retrodev.com>
parents: 719
diff changeset
21
75
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
22 uint16_t read_dma_value(uint32_t address)
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
23 {
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
24 return 0;
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
25 }
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
26
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
27 void ym_data_write(ym2612_context * context, uint8_t value)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
28 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
29 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
30
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
31 void ym_address_write_part1(ym2612_context * context, uint8_t address)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
32 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
33 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
34
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
35 void ym_address_write_part2(ym2612_context * context, uint8_t address)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
36 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
37 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
38
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
39 void handle_keydown(int keycode)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
40 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
41 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
42
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
43 void handle_keyup(int keycode)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
44 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
45 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
46
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
47 void handle_joydown(int joystick, int button)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
48 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
49 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
50
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
51 void handle_joyup(int joystick, int button)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
52 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
53 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
54
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
55 void handle_joy_dpad(int joystick, int dpadnum, uint8_t value)
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
56 {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
57 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
58
959
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
59 void handle_mousedown(int mouse, int button)
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
60 {
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
61 }
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
62
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
63 void handle_mouseup(int mouse, int button)
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
64 {
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
65 }
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
66
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
67 void handle_mouse_moved(int mouse, uint16_t x, uint16_t y, int16_t deltax, int16_t deltay)
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
68 {
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
69 }
3b270fc43ed4 Get stateview building again
Michael Pavone <pavone@retrodev.com>
parents: 931
diff changeset
70
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
71 tern_node * config;
703
6e751a8f46aa Get save state viewer compiling again
Michael Pavone <pavone@retrodev.com>
parents: 467
diff changeset
72 int headless = 0;
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
73
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
74 int main(int argc, char ** argv)
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
75 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
76 if (argc < 2) {
792
724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents: 783
diff changeset
77 fatal_error("Usage: stateview FILENAME\n");
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
78 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
79 FILE * state_file = fopen(argv[1], "rb");
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
80 if (!state_file) {
792
724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
Michael Pavone <pavone@retrodev.com>
parents: 783
diff changeset
81 fatal_error("Failed to open %s\n", argv[1]);
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
82 }
812
574495372d1c Finish OS X support in build_release script. Fix a name conflict in vgmplay on OS X. Call set_exe_str in vgmplay and stateview
Michael Pavone <pavone@retrodev.com>
parents: 793
diff changeset
83 set_exe_str(argv[0]);
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
84 config = load_config(argv[0]);
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
85 int width = -1;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
86 int height = -1;
33
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
87 if (argc > 2) {
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
88 width = atoi(argv[2]);
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
89 if (argc > 3) {
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
90 height = atoi(argv[3]);
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
91 }
2e15fa26fe58 Add support for simple resolution scaling
Mike Pavone <pavone@retrodev.com>
parents: 20
diff changeset
92 }
465
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
93 int def_width = 0;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
94 char *config_width = tern_find_ptr(config, "videowidth");
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
95 if (config_width) {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
96 def_width = atoi(config_width);
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
97 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
98 if (!def_width) {
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
99 def_width = 640;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
100 }
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
101 width = width < 320 ? def_width : width;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
102 height = height < 240 ? (width/320) * 240 : height;
dc322bc77ea2 Fix stateview. Update "all" target in Makefile.
Mike Pavone <pavone@retrodev.com>
parents: 424
diff changeset
103
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
104 vdp_context context;
719
019d27995e32 Upgrade to SDL 2.0 and drop support for the non-OpenGL render path
Michael Pavone <pavone@retrodev.com>
parents: 703
diff changeset
105 render_init(width, height, "GST State Viewer", 60, 0);
703
6e751a8f46aa Get save state viewer compiling again
Michael Pavone <pavone@retrodev.com>
parents: 467
diff changeset
106 init_vdp_context(&context, 0);
424
7e8e179116af Add support for loading GST format savestates
Mike Pavone <pavone@retrodev.com>
parents: 322
diff changeset
107 vdp_load_gst(&context, state_file);
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
108 vdp_run_to_vblank(&context);
322
8e2fa485c0f2 Remove z80_ram reference in SDL renderer to get stateview compiling again. Print out the sprite list in stateview.
Mike Pavone <pavone@retrodev.com>
parents: 75
diff changeset
109 vdp_print_sprite_table(&context);
75
108e587165c0 Implement DMA (untested)
Mike Pavone <pavone@retrodev.com>
parents: 43
diff changeset
110 printf("Display %s\n", (context.regs[REG_MODE_2] & DISPLAY_ENABLE) ? "enabled" : "disabled");
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
111 render_context(&context);
43
3fc57e1a2c56 Add debug render mode and fix vertical flip bit for bg tiles
Mike Pavone <pavone@retrodev.com>
parents: 33
diff changeset
112 render_wait_quit(&context);
20
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
113 return 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
114 }