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Added support to TMNT custom sample for volume and left/right selection for each route.

This commit is contained in:
Barry Harris 2012-05-23 13:53:42 +00:00
parent 109f7d1da6
commit 92c2320e5d
1 changed files with 22 additions and 3 deletions
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25
src/burn/drv/konami/d_tmnt.cpp
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@ -58,7 +58,9 @@ static INT32 BlswhstlTileRomBank;
static INT32 TitleSoundLatch;
static INT32 PlayTitleSample;
double TitleSamplePos = 0;
static double TitleSamplePos = 0;
static double TitleSampleGain;
static INT32 TitleSampleOutputDir;
static UINT8 DrvVBlank;
@ -4184,6 +4186,12 @@ static void TmntDecodeTitleSample()
}
}
static void TmntTitleSampleSetRoute(double nVolume, INT32 nRouteDir)
{
TitleSampleGain = nVolume;
TitleSampleOutputDir = nRouteDir;
}
static INT32 TilePlaneOffsets[4] = { 24, 16, 8, 0 };
static INT32 TileXOffsets[8] = { 0, 1, 2, 3, 4, 5, 6, 7 };
static INT32 TileYOffsets[8] = { 0, 32, 64, 96, 128, 160, 192, 224 };
@ -4411,6 +4419,8 @@ static INT32 TmntInit()
UPD7759Init(0, UPD7759_STANDARD_CLOCK, DrvUPD7759CRom);
UPD7759SetRoute(0, 0.60, BURN_SND_ROUTE_BOTH);
TmntTitleSampleSetRoute(1.00, BURN_SND_ROUTE_BOTH);
GenericTilesInit();
LayerColourBase[0] = 0;
@ -5499,8 +5509,17 @@ static void RenderTitleSample(INT16 *pSoundBuf, INT32 nLength)
if (Addr > 0x3ffff) break;
INT16 Sample = DrvTitleSample[(INT32)Addr];
pSoundBuf[i + 0] += Sample;
pSoundBuf[i + 1] += Sample;
INT16 nLeftSample = 0, nRightSample = 0;
if ((TitleSampleOutputDir & BURN_SND_ROUTE_LEFT) == BURN_SND_ROUTE_LEFT) {
nLeftSample += (INT32)(Sample * TitleSampleGain);
}
if ((TitleSampleOutputDir & BURN_SND_ROUTE_RIGHT) == BURN_SND_ROUTE_RIGHT) {
nRightSample += (INT32)(Sample * TitleSampleGain);
}
pSoundBuf[i + 0] += nLeftSample;
pSoundBuf[i + 1] += nRightSample;
Addr += Step;
}