Mercurial > repos > blastem
view testgst.c @ 2005:3ce38692a3f2
Set initial pan bits in YM2612 register array and not just the separate lr field of the channel. This fixes an issue in which some channels would be silent in VGM log output
author | Michael Pavone <pavone@retrodev.com> |
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date | Sun, 11 Oct 2020 22:42:10 -0700 |
parents | e9369d6f0101 |
children |
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/* Copyright 2013 Michael Pavone This file is part of BlastEm. BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. */ #include "gst.h" #include <string.h> #include <stdlib.h> uint8_t busreq; uint8_t reset; void latch_mode(vdp_context * context) { } void ym_data_write(ym2612_context * context, uint8_t value) { if (context->selected_reg >= YM_REG_END) { return; } if (context->selected_part) { if (context->selected_reg < YM_PART2_START) { return; } context->part2_regs[context->selected_reg - YM_PART2_START] = value; } else { if (context->selected_reg < YM_PART1_START) { return; } context->part1_regs[context->selected_reg - YM_PART1_START] = value; } } void ym_address_write_part1(ym2612_context * context, uint8_t address) { //printf("address_write_part1: %X\n", address); context->selected_reg = address; context->selected_part = 0; } void ym_address_write_part2(ym2612_context * context, uint8_t address) { //printf("address_write_part2: %X\n", address); context->selected_reg = address; context->selected_part = 1; } uint16_t ram[64*1024]; uint8_t zram[8*1024]; int main(int argc, char ** argv) { vdp_context vdp; ym2612_context ym; psg_context psg; m68k_context m68k; z80_context z80; genesis_context gen; if (argc < 3) { fputs("Usage: testgst infile outfile\n", stderr); return 1; } memset(&gen, 0, sizeof(gen)); memset(&m68k, 0, sizeof(m68k)); memset(&z80, 0, sizeof(z80)); memset(&ym, 0, sizeof(ym)); memset(&vdp, 0, sizeof(vdp)); memset(&psg, 0, sizeof(psg)); m68k.mem_pointers[1] = ram; z80.mem_pointers[0] = zram; vdp.vdpmem = malloc(VRAM_SIZE); gen.vdp = &vdp; gen.ym = &ym; gen.psg = &psg; gen.m68k = &m68k; gen.z80 = &z80; uint32_t pc = load_gst(&gen, argv[1]); save_gst(&gen, argv[2], pc); return 0; }