Example #1
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();
	ZetNewFrame();
	
	SekOpen(0);
	ZetOpen(0);

	SekIdle(nCyclesDone[0]);
	ZetIdle(nCyclesDone[1]);

	nCyclesTotal[0] = (INT32)((INT64)10000000 * nBurnCPUSpeedAdjust / (0x0100 * REFRESHRATE));
	nCyclesTotal[1] = INT32(28000000.0 / 8 / 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();
			}

			memcpy (DrvSprBuf, DrvSprRAM, 0x1000);

			bVBlank = true;
			if (bEnableInterrupts) {
				SekSetIRQLine(4, SEK_IRQSTATUS_AUTO);
			}
		}

		nCyclesSegment = nNext - SekTotalCycles();
		if (bVBlank || (!CheckSleep(0))) {
			SekRun(nCyclesSegment);
		} else {
			SekIdle(nCyclesSegment);
		}
		
		BurnTimerUpdateYM3812(i * (nCyclesTotal[1] / nInterleave));
	}

	nToa1Cycles68KSync = SekTotalCycles();
	BurnTimerEndFrameYM3812(nCyclesTotal[1]);
	if (pBurnSoundOut) BurnYM3812Update(pBurnSoundOut, nBurnSoundLen);

	nCyclesDone[0] = SekTotalCycles() - nCyclesTotal[0];

	SekClose();
	ZetClose();

	return 0;
}
Example #2
0
static INT32 DrvFrame()
{
	INT32 nInterleave = 4;

	if (DrvReset) {														// Reset machine
		DrvDoReset();
	}

	// Compile digital inputs
	DrvInput[0] = 0x00;													// Buttons
	DrvInput[1] = 0x00;													// Player 1
	DrvInput[4] = 0x00;													// Player 2
	for (INT32 i = 0; i < 8; i++) {
		DrvInput[0] |= (DrvJoy1[i] & 1) << i;
		DrvInput[1] |= (DrvJoy2[i] & 1) << i;
		DrvInput[4] |= (DrvButton[i] & 1) << i;
	}
	ToaClearOpposites(&DrvInput[0]);
	ToaClearOpposites(&DrvInput[1]);

	SekNewFrame();
	ZetNewFrame();
	
	SekOpen(0);
	ZetOpen(0);

	SekIdle(nCyclesDone[0]);
	ZetIdle(nCyclesDone[1]);

	nCyclesTotal[0] = (INT32)((INT64)10000000 * nBurnCPUSpeedAdjust / (0x0100 * REFRESHRATE));
	nCyclesTotal[1] = INT32(28000000.0 / 8 / 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();												// Draw screen if needed
			}

			ToaBufferFCU2Sprites();

			bVBlank = true;
			if (bEnableInterrupts) {
				SekSetIRQLine(4, SEK_IRQSTATUS_AUTO);
			}
		}

		nCyclesSegment = nNext - SekTotalCycles();
		if (bVBlank || (!CheckSleep(0))) {								// See if this CPU is busywaiting
			SekRun(nCyclesSegment);
		} else {
			SekIdle(nCyclesSegment);
		}
		
		BurnTimerUpdateYM3812(i * (nCyclesTotal[1] / nInterleave));
	}

	nToa1Cycles68KSync = SekTotalCycles();
	BurnTimerEndFrameYM3812(nCyclesTotal[1]);
	if (pBurnSoundOut) BurnYM3812Update(pBurnSoundOut, nBurnSoundLen);

	nCyclesDone[0] = SekTotalCycles() - nCyclesTotal[0];
	nCyclesDone[1] = ZetTotalCycles() - nCyclesTotal[1];

//	bprintf(PRINT_NORMAL, _T("    %i\n"), nCyclesDone[0]);

	ZetClose();
	SekClose();

//	ToaBufferFCU2Sprites();

	return 0;
}
Example #3
0
static int DrvFrame()
{
	int 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 (int 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] = (int)((long long)16000000 * nBurnCPUSpeedAdjust / (0x0100 * 60));
	nCyclesDone[0] = 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;

	SekOpen(0);

	for (int i = 0; i < nInterleave; i++) {
    	int nCurrentCPU;
		int 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);
		}

	}

	SekClose();

	if (pBurnDraw) {
		DrvDraw();												// Draw screen if needed
	}

	return 0;
}
Example #4
0
int TmntFrame()
{
	int nInterleave = 16;
	if (DrvReset)
	{
		TmntReset();
	}
	TmntInpMake();

	nCyclesTotal[0] = 8000000/60;							
	nCyclesTotal[1] = 3579545/60;
	nCyclesDone[0] = nCyclesDone[1] = 0;
	int nSoundBufferPos = 0;

	SekOpen(0);
	ZetOpen(0);
	if (bInt5)
	{
		SekSetIRQLine(5, SEK_IRQSTATUS_AUTO);
	}
	for (int i = 0; i < nInterleave; i++) {
    	int nCurrentCPU;
		int nNext;
		// Run 68000
		nCurrentCPU = 0;
		nNext = (i + 1) * nCyclesTotal[nCurrentCPU] / nInterleave;

		nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
		if (!CheckSleep(nCurrentCPU)) {					// See if this CPU is busywaiting
			nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment);
		} else {
			nCyclesDone[nCurrentCPU] += nCyclesSegment;
		}
		// Run Z80
		nCurrentCPU = 1;
		nNext = (i + 1) * nCyclesTotal[nCurrentCPU] / nInterleave;
		nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
		nCyclesSegment = ZetRun(nCyclesSegment);
		nCyclesDone[nCurrentCPU] += nCyclesSegment;

		{
			// Render sound segment
			if (pBurnSoundOut) {
				int nSegmentLength = nBurnSoundLen / nInterleave;
				short* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
				BurnYM2151Render(pSoundBuf, nSegmentLength);
				UPD7759Update(pSoundBuf, nSegmentLength);
				nSoundBufferPos += nSegmentLength;
			}
		}
	}

	{
		// Make sure the buffer is entirely filled.
		if (pBurnSoundOut) {
			int nSegmentLength = nBurnSoundLen - nSoundBufferPos;
			short* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
			if (nSegmentLength) {
				BurnYM2151Render(pSoundBuf, nSegmentLength);
				UPD7759Update(pSoundBuf, nSegmentLength);
			}
		}
	}
//	
	ZetClose();
	SekClose();
	
//	UPD7759Update(pBurnSoundOut, nBurnSoundLen);

	if (pBurnDraw) {
		TmntDraw();														// Draw screen if needed
	}

	return 0;
}
Example #5
0
static int DrvFrame()
{
	int nCyclesVBlank;
	int nInterleave = 8;

	int nCyclesTotal[2];
	int nCyclesDone[2];

	int nCyclesSegment;

	if (DrvReset) {														// Reset machine
		DrvDoReset();
	}

	// Compile digital inputs
	DrvInput[0] = 0x0000;  												// Player 1
	DrvInput[1] = 0x0000;  												// Player 2
	for (int i = 0; i < 10; i++) {
		DrvInput[0] |= (DrvJoy1[i] & 1) << i;
		DrvInput[1] |= (DrvJoy2[i] & 1) << i;
	}
	CaveClearOpposites(&DrvInput[0]);
	CaveClearOpposites(&DrvInput[1]);

	SekNewFrame();

	nCyclesTotal[0] = (int)((long long)16000000 * nBurnCPUSpeedAdjust / (0x0100 * CAVE_REFRESHRATE));
	nCyclesDone[0] = 0;

	nCyclesVBlank = nCyclesTotal[0] - (int)((nCyclesTotal[0] * CAVE_VBLANK_LINES) / 271.5);
	bVBlank = false;

	int nSoundBufferPos = 0;

	SekOpen(0);

	for (int i = 1; i <= nInterleave; i++) {
    	int nCurrentCPU = 0;
		int nNext = i * nCyclesTotal[nCurrentCPU] / nInterleave;

		// Run 68000

		// See if we need to trigger the VBlank interrupt
		if (!bVBlank && nNext > nCyclesVBlank) {
			if (nCyclesDone[nCurrentCPU] < nCyclesVBlank) {
				nCyclesSegment = nCyclesVBlank - nCyclesDone[nCurrentCPU];
				if (!CheckSleep(nCurrentCPU)) {							// See if this CPU is busywaiting
					nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment);
				} else {
					nCyclesDone[nCurrentCPU] += SekIdle(nCyclesSegment);
				}
			}

			if (pBurnDraw != NULL) {
				DrvDraw();												// Draw screen if needed
			}

			bVBlank = true;
			nVideoIRQ = 0;
			UpdateIRQStatus();
		}

		nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
		if (!CheckSleep(nCurrentCPU)) {									// See if this CPU is busywaiting
			nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment);
		} else {
			nCyclesDone[nCurrentCPU] += SekIdle(nCyclesSegment);
		}
	}

	// Make sure the buffer is entirely filled.
	{
		if (pBurnSoundOut) {
			int nSegmentLength = nBurnSoundLen - nSoundBufferPos;
			short* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
			if (nSegmentLength) {
				MSM6295Render(0, pSoundBuf, nSegmentLength);
				MSM6295Render(1, pSoundBuf, nSegmentLength);
			}
		}
	}

	SekClose();

	return 0;
}
Example #6
0
static INT32 DrvFrame()
{
	INT32 nInterleave = 10;

	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();
	VezNewFrame();

	INT32 nSoundBufferPos = 0;
	nCyclesTotal[0] = (INT32)((INT64)16000000 * nBurnCPUSpeedAdjust / (0x0100 * 60));
	nCyclesTotal[1] = (INT32)((INT64)8000000 * nBurnCPUSpeedAdjust / (0x0100 * 60));
	nCyclesDone[0] = 0;
	nCyclesDone[1] = 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;

	VezOpen(0);

	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, CPU_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);
		}

		nCyclesDone[1] += VezRun(nCyclesTotal[1] / nInterleave);
		
		if (pBurnSoundOut) {
			INT32 nSegmentLength = nBurnSoundLen / nInterleave;
			INT16* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
			BurnYM2151Render(pSoundBuf, nSegmentLength);
			MSM6295Render(0, pSoundBuf, nSegmentLength);
			nSoundBufferPos += nSegmentLength;
		}
	}

	if (pBurnSoundOut) {
		INT32 nSegmentLength = nBurnSoundLen - nSoundBufferPos;
		if (nSegmentLength) {
			INT16* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
			BurnYM2151Render(pSoundBuf, nSegmentLength);
			MSM6295Render(0, pSoundBuf, nSegmentLength);
		}
	}

	VezClose();
	SekClose();

	if (pBurnDraw) {
		DrvDraw();												// Draw screen if needed
	}

	return 0;
}
Example #7
0
static int DrvFrame()
{
	int nInterleave = 4;

	if (DrvReset) {
		DrvDoReset();
	}

	memset (DrvInputs, 0, 3);
	for (int 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]);

	SekOpen(0);

	SekNewFrame();

	SekIdle(nCyclesDone[0]);

	nCyclesTotal[0] = (int)((long long)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 (int i = 0; i < nInterleave; i++) {
		int 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, SEK_IRQSTATUS_AUTO);
			}
		}

		nCyclesSegment = nNext - SekTotalCycles();
		if (bVBlank || (!CheckSleep(0))) {
			SekRun(nCyclesSegment);
		} else {
			SekIdle(nCyclesSegment);
		}
	}

	nToa1Cycles68KSync = SekTotalCycles();
//	BurnTimerEndFrameYM3812(nCyclesTotal[1]);
//	BurnYM3812Update(pBurnSoundOut, nBurnSoundLen);

	nCyclesDone[0] = SekTotalCycles() - nCyclesTotal[0];

//	bprintf(PRINT_NORMAL, _T("    %i\n"), nCyclesDone[0]);

	ToaBufferFCU2Sprites();

	SekSetIRQLine(2, SEK_IRQSTATUS_AUTO); // sprite buffer finished...

	SekClose();

	return 0;
}
Example #8
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;
}
Example #9
0
static INT32 DrvFrame()
{
	INT32 nCyclesVBlank;
	INT32 nInterleave = 8;

	if (DrvReset) {														// Reset machine
		DrvDoReset();
	}

	// Compile digital inputs
	DrvInput[0] = 0;  												// Player 1
	DrvInput[1] = 0;  												// Player 2
	for (INT32 i = 0; i < 16; i++) {
		DrvInput[0] |= (DrvJoy1[i] & 1) << i;
		DrvInput[1] |= (DrvJoy2[i] & 1) << i;
	}
	CaveClearOpposites(&DrvInput[0]);
	CaveClearOpposites(&DrvInput[1]);
	DrvInput[0] ^= 0xffff;
	DrvInput[1] ^= 0xffff;  

	SekNewFrame();

	nCyclesTotal[0] = (INT32)((INT64)16000000 * nBurnCPUSpeedAdjust / (0x0100 * CAVE_REFRESHRATE));
	nCyclesDone[0] = 0;

	nCyclesVBlank = nCyclesTotal[0] - (INT32)((nCyclesTotal[0] * CAVE_VBLANK_LINES) / 271.5);
	bVBlank = false;

	INT32 nSoundBufferPos = 0;

	SekOpen(0);

	for (INT32 i = 1; i <= nInterleave; i++) {
		INT32 nNext;

		// Render sound segment
		if ((i & 1) == 0) {
			if (pBurnSoundOut) {
				INT32 nSegmentEnd = nBurnSoundLen * i / nInterleave;
				INT16* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
				YMZ280BRender(pSoundBuf, nSegmentEnd - nSoundBufferPos);
				nSoundBufferPos = nSegmentEnd;
			}
		}

		// Run 68000
		nCurrentCPU = 0;
		nNext = i * nCyclesTotal[nCurrentCPU] / nInterleave;

		// See if we need to trigger the VBlank interrupt
		if (!bVBlank && nNext > nCyclesVBlank) {
			if (nCyclesDone[nCurrentCPU] < nCyclesVBlank) {
				nCyclesSegment = nCyclesVBlank - nCyclesDone[nCurrentCPU];
				if (!CheckSleep(nCurrentCPU)) {							// See if this CPU is busywaiting
					nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment);
				} else {
					nCyclesDone[nCurrentCPU] += SekIdle(nCyclesSegment);
				}
			}

			if (pBurnDraw != NULL) {
				DrvDraw();												// Draw screen if needed
			}

			bVBlank = true;
			nVideoIRQ = 0;
			UpdateIRQStatus();
		}

		nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
		if (!CheckSleep(nCurrentCPU)) {									// See if this CPU is busywaiting
			nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment);
		} else {
			nCyclesDone[nCurrentCPU] += SekIdle(nCyclesSegment);
		}

		nCurrentCPU = -1;
	}

	{
		// Make sure the buffer is entirely filled.
		if (pBurnSoundOut) {
			INT32 nSegmentLength = nBurnSoundLen - nSoundBufferPos;
			INT16* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
			if (nSegmentLength) {
				YMZ280BRender(pSoundBuf, nSegmentLength);
			}
		}
	}

	SekClose();

	return 0;
}
Example #10
0
static int drvFrame()
{
	int nInterleave = 8;

	if (drvReset) {														// Reset machine
		drvDoReset();
	}

	// Compile digital inputs
	drvInput[0] = 0x00;													// Buttons
	drvInput[1] = 0x00;													// Player 1
	drvInput[2] = 0x00;													// Player 2
	for (int i = 0; i < 8; i++) {
		drvInput[0] |= (drvJoy1[i] & 1) << i;
		drvInput[1] |= (drvJoy2[i] & 1) << i;
		drvInput[2] |= (drvButton[i] & 1) << i;
	}
	DrvClearOpposites(&drvInput[0]);
	DrvClearOpposites(&drvInput[1]);

	SekNewFrame();

	nCyclesTotal[0] = (int)((long long)16000000 * nBurnCPUSpeedAdjust / (0x0100 * 60));
	nCyclesTotal[1] = TOA_Z80_SPEED / 60;
	nCyclesDone[0] = nCyclesDone[1] = 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;

	int nSoundBufferPos = 0;

	SekOpen(0);
	for (int i = 1; i <= nInterleave; i++) {
    	int nCurrentCPU;
		int nNext;

		// Run 68000

		nCurrentCPU = 0;
		nNext = i * nCyclesTotal[nCurrentCPU] / nInterleave;

		// Trigger VBlank interrupt
		if (!bVBlank && nNext > nToaCyclesVBlankStart) {
			if (nCyclesDone[nCurrentCPU] < nToaCyclesVBlankStart) {
				nCyclesSegment = nToaCyclesVBlankStart - nCyclesDone[nCurrentCPU];
				if (!CheckSleep(nCurrentCPU)) {
					nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment);
				} else {
					nCyclesDone[nCurrentCPU] += SekIdle(nCyclesSegment);
				}
			}

			ToaBufferGP9001Sprites();
			if (pBurnDraw) {											// Draw screen if needed
				drvDraw();
			}

			nIRQPending = 1;
			SekSetIRQLine(2, SEK_IRQSTATUS_ACK);

			bVBlank = true;
		}

		nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
		if (!CheckSleep(nCurrentCPU)) {									// See if this CPU is busywaiting
			nCyclesDone[nCurrentCPU] += SekRun(nCyclesSegment);
		} else {
			nCyclesDone[nCurrentCPU] += SekIdle(nCyclesSegment);
		}

		if ((i & 1) == 0) {
			// Run Z80
			nCurrentCPU = 1;
			nNext = i * nCyclesTotal[nCurrentCPU] / nInterleave;
			nCyclesSegment = nNext - nCyclesDone[nCurrentCPU];
			nCyclesDone[nCurrentCPU] += ZetRun(nCyclesSegment);

			// Render sound segment
			if (pBurnSoundOut) {
				int nSegmentLength = (nBurnSoundLen * i / nInterleave) - nSoundBufferPos;
				short* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
				BurnYM2151Render(pSoundBuf, nSegmentLength);
				MSM6295Render(0, pSoundBuf, nSegmentLength);
				MSM6295Render(1, pSoundBuf, nSegmentLength);
				nSoundBufferPos += nSegmentLength;
			}
		}
	}

	SekClose();

	{
		// Make sure the buffer is entirely filled.
		if (pBurnSoundOut) {
			int nSegmentLength = nBurnSoundLen - nSoundBufferPos;
			short* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
			if (nSegmentLength) {
				BurnYM2151Render(pSoundBuf, nSegmentLength);
				MSM6295Render(0, pSoundBuf, nSegmentLength);
				MSM6295Render(1, pSoundBuf, nSegmentLength);
			}
		}
	}

	return 0;
}
Example #11
0
static int DrvFrame()
{
	int nInterleave = 4;

	if (DrvReset) {														// Reset machine
		DrvDoReset();
	}

	// Compile digital inputs
	DrvInput[0] = 0x00;													// Buttons
	DrvInput[1] = 0x00;													// Player 1
	DrvInput[2] = 0x00;													// Player 2
	DrvInput[6] = 0x00;
	DrvInput[7] = 0x00;
	for (int i = 0; i < 8; i++) {
		DrvInput[0] |= (DrvJoy1[i] & 1) << i;
		DrvInput[1] |= (DrvJoy2[i] & 1) << i;
		DrvInput[2] |= (DrvButton[i] & 1) << i;
		DrvInput[6] |= (DrvJoy3[i] & 1) << i;
		DrvInput[7] |= (DrvJoy4[i] & 1) << i;
	}
	ToaClearOpposites(&DrvInput[0]);
	ToaClearOpposites(&DrvInput[1]);
	ToaClearOpposites(&DrvInput[6]);
	ToaClearOpposites(&DrvInput[7]);

	SekNewFrame();

	nCyclesTotal[0] = (int)((long long)16000000 * nBurnCPUSpeedAdjust / (0x0100 * 60));
	nCyclesDone[0] = 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;

	int nSoundBufferPos = 0;

	SekOpen(0);

	for (int i = 0; i < nInterleave; i++) {
    	int nCurrentCPU;
		int 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();

			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);
		}

		{
			// Render sound segment
			if (pBurnSoundOut) {
				int nSegmentLength = nBurnSoundLen / nInterleave;
				short* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
				BurnYM2151Render(pSoundBuf, nSegmentLength);
				MSM6295Render(0, pSoundBuf, nSegmentLength);
				nSoundBufferPos += nSegmentLength;
			}
		}
	}

	{
		// Make sure the buffer is entirely filled.
		if (pBurnSoundOut) {
			int nSegmentLength = nBurnSoundLen - nSoundBufferPos;
			short* pSoundBuf = pBurnSoundOut + (nSoundBufferPos << 1);
			if (nSegmentLength) {
				BurnYM2151Render(pSoundBuf, nSegmentLength);
				MSM6295Render(0, pSoundBuf, nSegmentLength);
			}
		}
	}
	
	SekClose();

	if (pBurnDraw != NULL) {
		DrvDraw();												// Draw screen if needed
	}

	return 0;
}