static INT32 DrvFrame() { INT32 nInterleave = 4; if (DrvReset) { // Reset machine DrvDoReset(); } // Compile digital inputs DrvInput[0] = 0x00; // Buttons DrvInput[1] = 0x00; // Player 1 DrvInput[2] = 0x00; // Player 2 for (INT32 i = 0; i < 8; i++) { DrvInput[0] |= (DrvJoy1[i] & 1) << i; DrvInput[1] |= (DrvJoy2[i] & 1) << i; DrvInput[2] |= (DrvButton[i] & 1) << i; } ToaClearOpposites(&DrvInput[0]); ToaClearOpposites(&DrvInput[1]); SekNewFrame(); nCyclesTotal[0] = (INT32)((INT64)10000000 * nBurnCPUSpeedAdjust / (0x0100 * 60)); nCyclesDone[0] = 0; SekOpen(0); SekSetCyclesScanline(nCyclesTotal[0] / 262); nToaCyclesDisplayStart = nCyclesTotal[0] - ((nCyclesTotal[0] * (TOA_VBLANK_LINES + 240)) / 262); nToaCyclesVBlankStart = nCyclesTotal[0] - ((nCyclesTotal[0] * TOA_VBLANK_LINES) / 262); bVBlank = false; for (INT32 i = 0; i < nInterleave; i++) { INT32 nCurrentCPU; INT32 nNext; // Run 68000 nCurrentCPU = 0; nNext = (i + 1) * nCyclesTotal[nCurrentCPU] / nInterleave; // Trigger VBlank interrupt if (!bVBlank && nNext > nToaCyclesVBlankStart) { if (nCyclesDone[nCurrentCPU] < nToaCyclesVBlankStart) { nCyclesSegment = nToaCyclesVBlankStart - nCyclesDone[nCurrentCPU]; nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment); } bVBlank = true; ToaBufferGP9001Sprites(); // Trigger VBlank interrupt SekSetIRQLine(4, SEK_IRQSTATUS_AUTO); } nCyclesSegment = nNext - nCyclesDone[nCurrentCPU]; if (bVBlank || (!CheckSleep(nCurrentCPU))) { // See if this CPU is busywaiting nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment); } else { nCyclesDone[nCurrentCPU] += SekIdle(nCyclesSegment); } } BurnSampleRender(pBurnSoundOut, nBurnSoundLen); SekClose(); if (pBurnDraw) { DrvDraw(); // Draw screen if needed } return 0; }
static INT32 DrvFrame() { INT32 nInterleave = 4; if (DrvReset) { DrvDoReset(); } memset (DrvInputs, 0, 3); for (INT32 i = 0; i < 8; i++) { DrvInputs[0] |= (DrvJoy1[i] & 1) << i; DrvInputs[1] |= (DrvJoy2[i] & 1) << i; DrvInputs[2] |= (DrvJoy3[i] & 1) << i; } ToaClearOpposites(&DrvInputs[0]); ToaClearOpposites(&DrvInputs[1]); SekNewFrame(); SekOpen(0); SekIdle(nCyclesDone[0]); nCyclesTotal[0] = (INT32)((INT64)10000000 * nBurnCPUSpeedAdjust / (0x0100 * REFRESHRATE)); SekSetCyclesScanline(nCyclesTotal[0] / 262); nToaCyclesDisplayStart = nCyclesTotal[0] - ((nCyclesTotal[0] * (TOA_VBLANK_LINES + 240)) / 262); nToaCyclesVBlankStart = nCyclesTotal[0] - ((nCyclesTotal[0] * TOA_VBLANK_LINES) / 262); bVBlank = false; for (INT32 i = 0; i < nInterleave; i++) { INT32 nNext; // Run 68000 nNext = (i + 1) * nCyclesTotal[0] / nInterleave; // Trigger VBlank interrupt if (nNext > nToaCyclesVBlankStart) { if (SekTotalCycles() < nToaCyclesVBlankStart) { nCyclesSegment = nToaCyclesVBlankStart - SekTotalCycles(); SekRun(nCyclesSegment); } if (pBurnDraw) { DrvDraw(); } ToaBufferFCU2Sprites(); bVBlank = true; if (bEnableInterrupts) { SekSetIRQLine(4, CPU_IRQSTATUS_AUTO); } } nCyclesSegment = nNext - SekTotalCycles(); if (bVBlank || (!CheckSleep(0))) { SekRun(nCyclesSegment); } else { SekIdle(nCyclesSegment); } } nToa1Cycles68KSync = SekTotalCycles(); // BurnTimerEndFrameYM3812(nCyclesTotal[1]); // BurnYM3812Update(pBurnSoundOut, nBurnSoundLen); if (pBurnSoundOut) { BurnSampleRender(pBurnSoundOut, nBurnSoundLen); #ifdef TOAPLAN_SOUND_SAMPLES_HACK if (Start > 0) Wait++; if (Wait >= (108 + Start2)) { StopSamplesChannel0(); SetVolumeSamplesChannel0(1.00); BurnSamplePlay(0x07); Start = 0; Start2 = 1; Wait = 0; } if (Start2 == 0) ESEFadeout2(); #endif } nCyclesDone[0] = SekTotalCycles() - nCyclesTotal[0]; // bprintf(PRINT_NORMAL, _T(" %i\n"), nCyclesDone[0]); ToaBufferFCU2Sprites(); SekSetIRQLine(2, CPU_IRQSTATUS_AUTO); // sprite buffer finished... SekClose(); return 0; }