Mercurial > repos > blastem
view stateview.c @ 345:29d2ca563499
Don't sync the 68K clock to the VDP clock unless the 68K had to wait for the VDP. This unfortunately breaks the direct color DMA demos, but should be more correct overall.
author | Mike Pavone <pavone@retrodev.com> |
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date | Sun, 19 May 2013 13:47:47 -0700 |
parents | 8e2fa485c0f2 |
children | 7e8e179116af |
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#include <stdlib.h> #include <stdio.h> #include "vdp.h" #include "render.h" #include "blastem.h" //not used, but referenced by the renderer since it handles input io_port gamepad_1; io_port gamepad_2; uint16_t read_dma_value(uint32_t address) { return 0; } int main(int argc, char ** argv) { if (argc < 2) { fprintf(stderr, "Usage: stateview FILENAME\n"); exit(1); } FILE * state_file = fopen(argv[1], "rb"); if (!state_file) { fprintf(stderr, "Failed to open %s\n", argv[1]); exit(1); } int width = 320; int height = 240; if (argc > 2) { width = atoi(argv[2]); if (argc > 3) { height = atoi(argv[3]); } else { height = (width/320) * 240; } } vdp_context context; init_vdp_context(&context); vdp_load_savestate(&context, state_file); vdp_run_to_vblank(&context); vdp_print_sprite_table(&context); printf("Display %s\n", (context.regs[REG_MODE_2] & DISPLAY_ENABLE) ? "enabled" : "disabled"); render_init(width, height); render_context(&context); render_wait_quit(&context); return 0; }