Mercurial > repos > blastem
diff blastem.c @ 449:7696d824489d opengl
Started work on OpenGL support in new branch
author | Mike Pavone <pavone@retrodev.com> |
---|---|
date | Tue, 23 Jul 2013 23:01:03 -0700 |
parents | 8b3ae850d1c4 |
children | c08a4efeee7f |
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--- a/blastem.c Sun Jul 07 15:05:50 2013 -0700 +++ b/blastem.c Tue Jul 23 23:01:03 2013 -0700 @@ -50,7 +50,7 @@ uint8_t block[SMD_BLOCK_SIZE]; filesize -= SMD_HEADER_SIZE; fseek(f, SMD_HEADER_SIZE, SEEK_SET); - + uint16_t * dst = cart; while (filesize > 0) { fread(block, 1, SMD_BLOCK_SIZE, f); @@ -137,15 +137,15 @@ if (next_hint < context->int_cycle) { context->int_cycle = next_hint; context->int_num = 4; - + } } } } context->target_cycle = context->int_cycle < context->sync_cycle ? context->int_cycle : context->sync_cycle; - /*printf("Cyc: %d, Trgt: %d, Int Cyc: %d, Int: %d, Mask: %X, V: %d, H: %d, HICount: %d, HReg: %d, Line: %d\n", - context->current_cycle, context->target_cycle, context->int_cycle, context->int_num, (context->status & 0x7), + /*printf("Cyc: %d, Trgt: %d, Int Cyc: %d, Int: %d, Mask: %X, V: %d, H: %d, HICount: %d, HReg: %d, Line: %d\n", + context->current_cycle, context->target_cycle, context->int_cycle, context->int_num, (context->status & 0x7), v_context->regs[REG_MODE_2] & 0x20, v_context->regs[REG_MODE_1] & 0x10, v_context->hint_counter, v_context->regs[REG_HINT], v_context->cycles / MCLKS_LINE);*/ } @@ -197,7 +197,7 @@ //printf("YM | Cycle: %d, bpos: %d, PSG | Cycle: %d, bpos: %d\n", gen->ym->current_cycle, gen->ym->buffer_pos, gen->psg->cycles, gen->psg->buffer_pos * 2); psg_run(gen->psg, target); ym_run(gen->ym, target); - + //printf("Target: %d, YM bufferpos: %d, PSG bufferpos: %d\n", target, gen->ym->buffer_pos, gen->psg->buffer_pos * 2); } @@ -219,7 +219,7 @@ } //printf("reached frame end | 68K Cycles: %d, MCLK Cycles: %d\n", context->current_cycle, mclks); vdp_run_context(v_context, mclks_per_frame); - + if (!headless) { break_on_sync |= wait_render_frame(v_context, frame_limit); } @@ -496,7 +496,7 @@ } if (value & 1) { dputs("bus requesting Z80"); - + if(!reset && !busreq) { busack_cycle = ((gen->z80->current_cycle + Z80_ACK_DELAY) * MCLKS_PER_Z80) / MCLKS_PER_68K;//context->current_cycle + Z80_ACK_DELAY; new_busack = Z80_REQ_ACK; @@ -518,7 +518,7 @@ } //busack_cycle = CYCLE_NEVER; //busack = Z80_REQ_BUSY; - + } } else if (location == 0x1200) { sync_z80(gen->z80, context->current_cycle * MCLKS_PER_68K); @@ -1433,7 +1433,7 @@ //Z80 debug commands switch(input_buf[1]) { - case 'b': + case 'b': param = find_param(input_buf); if (!param) { fputs("zb command requires a parameter\n", stderr); @@ -1552,7 +1552,7 @@ context->flags[ZF_Z] = f & 1; f >>= 1; context->flags[ZF_S] = f; - + context->regs[Z80_A] = *curpos; curpos += 3; for (int reg = Z80_C; reg <= Z80_IYH; reg++) { @@ -1640,7 +1640,7 @@ adjust_int_cycle(gen->m68k, gen->vdp); fclose(gstfile); return pc; - + error_close: fclose(gstfile); error: @@ -1658,7 +1658,7 @@ const memmap_chunk static_map[] = { {0, 0x400000, 0xFFFFFF, 0, MMAP_READ, cart, NULL, NULL, NULL, NULL}, - {0xE00000, 0x1000000, 0xFFFF, 0, MMAP_READ | MMAP_WRITE | MMAP_CODE, ram, + {0xE00000, 0x1000000, 0xFFFF, 0, MMAP_READ | MMAP_WRITE | MMAP_CODE, ram, NULL, NULL, NULL, NULL}, {0xC00000, 0xE00000, 0x1FFFFF, 0, 0, NULL, (read_16_fun)vdp_port_read, (write_16_fun)vdp_port_write, @@ -1711,7 +1711,7 @@ memmap[0].mask = 0xFFFFFF; memmap[0].flags = MMAP_READ; memmap[0].buffer = cart; - + ram_start &= 0xFFFFFE; ram_end |= 1; memmap[1].start = ram_start; @@ -1728,7 +1728,7 @@ size /= 2; } memmap[1].buffer = gen->save_ram = malloc(size); - + memcpy(memmap+2, static_map+1, sizeof(static_map)-sizeof(static_map[0])); num_chunks = sizeof(static_map)/sizeof(memmap_chunk)+1; } else { @@ -1737,7 +1737,7 @@ memmap[0].mask = 0xFFFFFF; memmap[0].flags = MMAP_READ; memmap[0].buffer = cart; - + memmap[1].start = 0x200000; memmap[1].end = 0x400000; memmap[1].mask = 0x1FFFFF; @@ -1757,7 +1757,7 @@ memmap[num_chunks].end = 0xA13100; memmap[num_chunks].mask = 0xFF; memmap[num_chunks].write_16 = (write_16_fun)write_bank_reg_w; - memmap[num_chunks].write_8 = (write_8_fun)write_bank_reg_b; + memmap[num_chunks].write_8 = (write_8_fun)write_bank_reg_b; num_chunks++; ram_end++; size = ram_end-ram_start; @@ -1786,7 +1786,7 @@ init_x86_68k_opts(&opts, memmap, num_chunks); opts.address_log = address_log; init_68k_context(&context, opts.native_code_map, &opts); - + context.video_context = gen->vdp; context.system = gen; //cartridge ROM @@ -1958,18 +1958,18 @@ fps = 50; } if (!headless) { - render_init(width, height, title, fps); + render_init(width, height, title, fps, 0); } vdp_context v_context; - + init_vdp_context(&v_context); - + ym2612_context y_context; ym_init(&y_context, render_sample_rate(), fps == 60 ? MCLKS_NTSC : MCLKS_PAL, MCLKS_PER_YM, render_audio_buffer(), ym_log ? YM_OPT_WAVE_LOG : 0); - + psg_context p_context; psg_init(&p_context, render_sample_rate(), fps == 60 ? MCLKS_NTSC : MCLKS_PAL, MCLKS_PER_PSG, render_audio_buffer()); - + z80_context z_context; x86_z80_options z_opts; init_x86_z80_opts(&z_opts); @@ -1983,13 +1983,13 @@ z_context.sync_cycle = z_context.target_cycle = mclks_per_frame/MCLKS_PER_Z80; z_context.int_cycle = CYCLE_NEVER; z_context.mem_pointers[1] = z_context.mem_pointers[2] = (uint8_t *)cart; - + gen.z80 = &z_context; gen.vdp = &v_context; gen.ym = &y_context; gen.psg = &p_context; genesis = &gen; - + int fname_size = strlen(argv[1]); sram_filename = malloc(fname_size+6); memcpy(sram_filename, argv[1], fname_size); @@ -2004,7 +2004,7 @@ strcpy(sram_filename + fname_size, ".sram"); } set_keybindings(); - + init_run_cpu(&gen, debug, address_log, statefile); return 0; }