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authorChris Robinson <[email protected]>2011-07-17 01:55:25 -0700
committerChris Robinson <[email protected]>2011-07-17 01:55:25 -0700
commita7a1f802a80955dda90d8dfdeb7e549e541d5f01 (patch)
treef4a5436eff4db8c68d2df3d1156e1b18741a24b8
parent163cc62a00f755e0df5d83f4196178bd85be9bde (diff)
Invert the device channel map
-rw-r--r--Alc/ALc.c108
-rw-r--r--Alc/ALu.c136
-rw-r--r--OpenAL32/Include/alMain.h2
3 files changed, 109 insertions, 137 deletions
diff --git a/Alc/ALc.c b/Alc/ALc.c
index 6f165fb9..8d1792c3 100644
--- a/Alc/ALc.c
+++ b/Alc/ALc.c
@@ -2440,22 +2440,22 @@ void SetDefaultChannelOrder(ALCdevice *device)
{
switch(device->FmtChans)
{
- case DevFmtX51: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1;
- device->DevChannels[BACK_LEFT] = 2;
- device->DevChannels[BACK_RIGHT] = 3;
- device->DevChannels[FRONT_CENTER] = 4;
- device->DevChannels[LFE] = 5;
+ case DevFmtX51: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT;
+ device->DevChannels[2] = BACK_LEFT;
+ device->DevChannels[3] = BACK_RIGHT;
+ device->DevChannels[4] = FRONT_CENTER;
+ device->DevChannels[5] = LFE;
return;
- case DevFmtX71: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1;
- device->DevChannels[BACK_LEFT] = 2;
- device->DevChannels[BACK_RIGHT] = 3;
- device->DevChannels[FRONT_CENTER] = 4;
- device->DevChannels[LFE] = 5;
- device->DevChannels[SIDE_LEFT] = 6;
- device->DevChannels[SIDE_RIGHT] = 7;
+ case DevFmtX71: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT;
+ device->DevChannels[2] = BACK_LEFT;
+ device->DevChannels[3] = BACK_RIGHT;
+ device->DevChannels[4] = FRONT_CENTER;
+ device->DevChannels[5] = LFE;
+ device->DevChannels[6] = SIDE_LEFT;
+ device->DevChannels[7] = SIDE_RIGHT;
return;
/* Same as WFX order */
@@ -2473,46 +2473,46 @@ void SetDefaultWFXChannelOrder(ALCdevice *device)
{
switch(device->FmtChans)
{
- case DevFmtMono: device->DevChannels[FRONT_CENTER] = 0; break;
-
- case DevFmtStereo: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1; break;
-
- case DevFmtQuad: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1;
- device->DevChannels[BACK_LEFT] = 2;
- device->DevChannels[BACK_RIGHT] = 3; break;
-
- case DevFmtX51: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1;
- device->DevChannels[FRONT_CENTER] = 2;
- device->DevChannels[LFE] = 3;
- device->DevChannels[BACK_LEFT] = 4;
- device->DevChannels[BACK_RIGHT] = 5; break;
-
- case DevFmtX51Side: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1;
- device->DevChannels[FRONT_CENTER] = 2;
- device->DevChannels[LFE] = 3;
- device->DevChannels[SIDE_LEFT] = 4;
- device->DevChannels[SIDE_RIGHT] = 5; break;
-
- case DevFmtX61: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1;
- device->DevChannels[FRONT_CENTER] = 2;
- device->DevChannels[LFE] = 3;
- device->DevChannels[BACK_CENTER] = 4;
- device->DevChannels[SIDE_LEFT] = 5;
- device->DevChannels[SIDE_RIGHT] = 6; break;
-
- case DevFmtX71: device->DevChannels[FRONT_LEFT] = 0;
- device->DevChannels[FRONT_RIGHT] = 1;
- device->DevChannels[FRONT_CENTER] = 2;
- device->DevChannels[LFE] = 3;
- device->DevChannels[BACK_LEFT] = 4;
- device->DevChannels[BACK_RIGHT] = 5;
- device->DevChannels[SIDE_LEFT] = 6;
- device->DevChannels[SIDE_RIGHT] = 7; break;
+ case DevFmtMono: device->DevChannels[0] = FRONT_CENTER; break;
+
+ case DevFmtStereo: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT; break;
+
+ case DevFmtQuad: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT;
+ device->DevChannels[2] = BACK_LEFT;
+ device->DevChannels[3] = BACK_RIGHT; break;
+
+ case DevFmtX51: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT;
+ device->DevChannels[2] = FRONT_CENTER;
+ device->DevChannels[3] = LFE;
+ device->DevChannels[4] = BACK_LEFT;
+ device->DevChannels[5] = BACK_RIGHT; break;
+
+ case DevFmtX51Side: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT;
+ device->DevChannels[2] = FRONT_CENTER;
+ device->DevChannels[3] = LFE;
+ device->DevChannels[4] = SIDE_LEFT;
+ device->DevChannels[5] = SIDE_RIGHT; break;
+
+ case DevFmtX61: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT;
+ device->DevChannels[2] = FRONT_CENTER;
+ device->DevChannels[3] = LFE;
+ device->DevChannels[4] = BACK_CENTER;
+ device->DevChannels[5] = SIDE_LEFT;
+ device->DevChannels[6] = SIDE_RIGHT; break;
+
+ case DevFmtX71: device->DevChannels[0] = FRONT_LEFT;
+ device->DevChannels[1] = FRONT_RIGHT;
+ device->DevChannels[2] = FRONT_CENTER;
+ device->DevChannels[3] = LFE;
+ device->DevChannels[4] = BACK_LEFT;
+ device->DevChannels[5] = BACK_RIGHT;
+ device->DevChannels[6] = SIDE_LEFT;
+ device->DevChannels[7] = SIDE_RIGHT; break;
}
}
diff --git a/Alc/ALu.c b/Alc/ALu.c
index 8a81aad1..54f99d32 100644
--- a/Alc/ALu.c
+++ b/Alc/ALu.c
@@ -843,83 +843,59 @@ static __inline ALbyte aluF2B(ALfloat val)
return i>>8;
}
-static const enum Channel MonoChans[] = { FRONT_CENTER };
-static const enum Channel StereoChans[] = { FRONT_LEFT, FRONT_RIGHT };
-static const enum Channel QuadChans[] = { FRONT_LEFT, FRONT_RIGHT,
- BACK_LEFT, BACK_RIGHT };
-static const enum Channel X51Chans[] = { FRONT_LEFT, FRONT_RIGHT,
- FRONT_CENTER, LFE,
- BACK_LEFT, BACK_RIGHT };
-static const enum Channel X51SideChans[] = { FRONT_LEFT, FRONT_RIGHT,
- FRONT_CENTER, LFE,
- SIDE_LEFT, SIDE_RIGHT };
-static const enum Channel X61Chans[] = { FRONT_LEFT, FRONT_LEFT,
- FRONT_CENTER, LFE, BACK_CENTER,
- SIDE_LEFT, SIDE_RIGHT };
-static const enum Channel X71Chans[] = { FRONT_LEFT, FRONT_RIGHT,
- FRONT_CENTER, LFE,
- BACK_LEFT, BACK_RIGHT,
- SIDE_LEFT, SIDE_RIGHT };
-
-#define DECL_TEMPLATE(T, chans,N, func) \
-static void Write_##T##_##chans(ALCdevice *device, T *RESTRICT buffer, \
- ALuint SamplesToDo) \
+#define DECL_TEMPLATE(T, N, func) \
+static void Write_##T##_##N(ALCdevice *device, T *RESTRICT buffer, \
+ ALuint SamplesToDo) \
{ \
ALfloat (*RESTRICT DryBuffer)[MAXCHANNELS] = device->DryBuffer; \
- const ALuint *ChanMap = device->DevChannels; \
+ const enum Channel *ChanMap = device->DevChannels; \
ALuint i, j; \
\
for(i = 0;i < SamplesToDo;i++) \
{ \
for(j = 0;j < N;j++) \
- buffer[ChanMap[chans[j]]] = func(DryBuffer[i][chans[j]]); \
- buffer += N; \
+ *(buffer++) = func(DryBuffer[i][ChanMap[j]]); \
} \
}
-DECL_TEMPLATE(ALfloat, MonoChans,1, aluF2F)
-DECL_TEMPLATE(ALfloat, QuadChans,4, aluF2F)
-DECL_TEMPLATE(ALfloat, X51Chans,6, aluF2F)
-DECL_TEMPLATE(ALfloat, X51SideChans,6, aluF2F)
-DECL_TEMPLATE(ALfloat, X61Chans,7, aluF2F)
-DECL_TEMPLATE(ALfloat, X71Chans,8, aluF2F)
-
-DECL_TEMPLATE(ALushort, MonoChans,1, aluF2US)
-DECL_TEMPLATE(ALushort, QuadChans,4, aluF2US)
-DECL_TEMPLATE(ALushort, X51Chans,6, aluF2US)
-DECL_TEMPLATE(ALushort, X51SideChans,6, aluF2US)
-DECL_TEMPLATE(ALushort, X61Chans,7, aluF2US)
-DECL_TEMPLATE(ALushort, X71Chans,8, aluF2US)
-
-DECL_TEMPLATE(ALshort, MonoChans,1, aluF2S)
-DECL_TEMPLATE(ALshort, QuadChans,4, aluF2S)
-DECL_TEMPLATE(ALshort, X51Chans,6, aluF2S)
-DECL_TEMPLATE(ALshort, X51SideChans,6, aluF2S)
-DECL_TEMPLATE(ALshort, X61Chans,7, aluF2S)
-DECL_TEMPLATE(ALshort, X71Chans,8, aluF2S)
-
-DECL_TEMPLATE(ALubyte, MonoChans,1, aluF2UB)
-DECL_TEMPLATE(ALubyte, QuadChans,4, aluF2UB)
-DECL_TEMPLATE(ALubyte, X51Chans,6, aluF2UB)
-DECL_TEMPLATE(ALubyte, X51SideChans,6, aluF2UB)
-DECL_TEMPLATE(ALubyte, X61Chans,7, aluF2UB)
-DECL_TEMPLATE(ALubyte, X71Chans,8, aluF2UB)
-
-DECL_TEMPLATE(ALbyte, MonoChans,1, aluF2B)
-DECL_TEMPLATE(ALbyte, QuadChans,4, aluF2B)
-DECL_TEMPLATE(ALbyte, X51Chans,6, aluF2B)
-DECL_TEMPLATE(ALbyte, X51SideChans,6, aluF2B)
-DECL_TEMPLATE(ALbyte, X61Chans,7, aluF2B)
-DECL_TEMPLATE(ALbyte, X71Chans,8, aluF2B)
+DECL_TEMPLATE(ALfloat, 1, aluF2F)
+DECL_TEMPLATE(ALfloat, 4, aluF2F)
+DECL_TEMPLATE(ALfloat, 6, aluF2F)
+DECL_TEMPLATE(ALfloat, 7, aluF2F)
+DECL_TEMPLATE(ALfloat, 8, aluF2F)
+
+DECL_TEMPLATE(ALushort, 1, aluF2US)
+DECL_TEMPLATE(ALushort, 4, aluF2US)
+DECL_TEMPLATE(ALushort, 6, aluF2US)
+DECL_TEMPLATE(ALushort, 7, aluF2US)
+DECL_TEMPLATE(ALushort, 8, aluF2US)
+
+DECL_TEMPLATE(ALshort, 1, aluF2S)
+DECL_TEMPLATE(ALshort, 4, aluF2S)
+DECL_TEMPLATE(ALshort, 6, aluF2S)
+DECL_TEMPLATE(ALshort, 7, aluF2S)
+DECL_TEMPLATE(ALshort, 8, aluF2S)
+
+DECL_TEMPLATE(ALubyte, 1, aluF2UB)
+DECL_TEMPLATE(ALubyte, 4, aluF2UB)
+DECL_TEMPLATE(ALubyte, 6, aluF2UB)
+DECL_TEMPLATE(ALubyte, 7, aluF2UB)
+DECL_TEMPLATE(ALubyte, 8, aluF2UB)
+
+DECL_TEMPLATE(ALbyte, 1, aluF2B)
+DECL_TEMPLATE(ALbyte, 4, aluF2B)
+DECL_TEMPLATE(ALbyte, 6, aluF2B)
+DECL_TEMPLATE(ALbyte, 7, aluF2B)
+DECL_TEMPLATE(ALbyte, 8, aluF2B)
#undef DECL_TEMPLATE
-#define DECL_TEMPLATE(T, chans,N, func) \
-static void Write_##T##_##chans(ALCdevice *device, T *RESTRICT buffer, \
- ALuint SamplesToDo) \
+#define DECL_TEMPLATE(T, N, func) \
+static void Write_##T##_##N(ALCdevice *device, T *RESTRICT buffer, \
+ ALuint SamplesToDo) \
{ \
ALfloat (*RESTRICT DryBuffer)[MAXCHANNELS] = device->DryBuffer; \
- const ALuint *ChanMap = device->DevChannels; \
+ const enum Channel *ChanMap = device->DevChannels; \
ALuint i, j; \
\
if(device->Bs2b) \
@@ -927,12 +903,11 @@ static void Write_##T##_##chans(ALCdevice *device, T *RESTRICT buffer, \
for(i = 0;i < SamplesToDo;i++) \
{ \
float samples[2]; \
- samples[0] = DryBuffer[i][chans[0]]; \
- samples[1] = DryBuffer[i][chans[1]]; \
+ samples[0] = DryBuffer[i][ChanMap[0]]; \
+ samples[1] = DryBuffer[i][ChanMap[1]]; \
bs2b_cross_feed(device->Bs2b, samples); \
- buffer[ChanMap[chans[0]]] = func(samples[0]); \
- buffer[ChanMap[chans[1]]] = func(samples[1]); \
- buffer += 2; \
+ *(buffer++) = func(samples[0]); \
+ *(buffer++) = func(samples[1]); \
} \
} \
else \
@@ -940,17 +915,16 @@ static void Write_##T##_##chans(ALCdevice *device, T *RESTRICT buffer, \
for(i = 0;i < SamplesToDo;i++) \
{ \
for(j = 0;j < N;j++) \
- buffer[ChanMap[chans[j]]] = func(DryBuffer[i][chans[j]]); \
- buffer += N; \
+ *(buffer++) = func(DryBuffer[i][ChanMap[j]]); \
} \
} \
}
-DECL_TEMPLATE(ALfloat, StereoChans,2, aluF2F)
-DECL_TEMPLATE(ALushort, StereoChans,2, aluF2US)
-DECL_TEMPLATE(ALshort, StereoChans,2, aluF2S)
-DECL_TEMPLATE(ALubyte, StereoChans,2, aluF2UB)
-DECL_TEMPLATE(ALbyte, StereoChans,2, aluF2B)
+DECL_TEMPLATE(ALfloat, 2, aluF2F)
+DECL_TEMPLATE(ALushort, 2, aluF2US)
+DECL_TEMPLATE(ALshort, 2, aluF2S)
+DECL_TEMPLATE(ALubyte, 2, aluF2UB)
+DECL_TEMPLATE(ALbyte, 2, aluF2B)
#undef DECL_TEMPLATE
@@ -960,25 +934,23 @@ static void Write_##T(ALCdevice *device, T *buffer, ALuint SamplesToDo) \
switch(device->FmtChans) \
{ \
case DevFmtMono: \
- Write_##T##_MonoChans(device, buffer, SamplesToDo); \
+ Write_##T##_1(device, buffer, SamplesToDo); \
break; \
case DevFmtStereo: \
- Write_##T##_StereoChans(device, buffer, SamplesToDo); \
+ Write_##T##_2(device, buffer, SamplesToDo); \
break; \
case DevFmtQuad: \
- Write_##T##_QuadChans(device, buffer, SamplesToDo); \
+ Write_##T##_4(device, buffer, SamplesToDo); \
break; \
case DevFmtX51: \
- Write_##T##_X51Chans(device, buffer, SamplesToDo); \
- break; \
case DevFmtX51Side: \
- Write_##T##_X51SideChans(device, buffer, SamplesToDo); \
+ Write_##T##_6(device, buffer, SamplesToDo); \
break; \
case DevFmtX61: \
- Write_##T##_X61Chans(device, buffer, SamplesToDo); \
+ Write_##T##_7(device, buffer, SamplesToDo); \
break; \
case DevFmtX71: \
- Write_##T##_X71Chans(device, buffer, SamplesToDo); \
+ Write_##T##_8(device, buffer, SamplesToDo); \
break; \
} \
}
diff --git a/OpenAL32/Include/alMain.h b/OpenAL32/Include/alMain.h
index a577db52..412a3aa2 100644
--- a/OpenAL32/Include/alMain.h
+++ b/OpenAL32/Include/alMain.h
@@ -424,7 +424,7 @@ struct ALCdevice_struct
// Dry path buffer mix
ALfloat DryBuffer[BUFFERSIZE][MAXCHANNELS];
- ALuint DevChannels[MAXCHANNELS];
+ enum Channel DevChannels[MAXCHANNELS];
enum Channel Speaker2Chan[MAXCHANNELS];
ALfloat PanningLUT[LUT_NUM][MAXCHANNELS];