Support 64-bit double buffers directly

1 files changed, 42 insertions, 0 deletions

diff --git a/Alc/mixer.c b/Alc/mixer.c
index 187ccbe7..6f2bf005 100644
--- a/Alc/mixer.c
+++ b/Alc/mixer.c
@@ -37,6 +37,14 @@
 #include "bs2b.h"
 
 
+static __inline ALdouble point64(const ALdouble *vals, ALint step, ALint frac)
+{ return vals[0]; (void)step; (void)frac; }
+static __inline ALdouble lerp64(const ALdouble *vals, ALint step, ALint frac)
+{ return lerp(vals[0], vals[step], frac * (1.0/FRACTIONONE)); }
+static __inline ALdouble cubic64(const ALdouble *vals, ALint step, ALint frac)
+{ return cubic(vals[-step], vals[0], vals[step], vals[step+step],
+               frac * (1.0/FRACTIONONE)); }
+
 static __inline ALdouble point32(const ALfloat *vals, ALint step, ALint frac)
 { return vals[0]; (void)step; (void)frac; }
 static __inline ALdouble lerp32(const ALfloat *vals, ALint step, ALint frac)
@@ -195,6 +203,10 @@ static void Mix_##T##_Mono_##sampler(ALsource *Source, ALCdevice *Device,     \
     *DataPosFrac = frac;                                                      \
 }
 
+DECL_TEMPLATE(ALdouble, point64)
+DECL_TEMPLATE(ALdouble, lerp64)
+DECL_TEMPLATE(ALdouble, cubic64)
+
 DECL_TEMPLATE(ALfloat, point32)
 DECL_TEMPLATE(ALfloat, lerp32)
 DECL_TEMPLATE(ALfloat, cubic32)
@@ -348,6 +360,10 @@ static void Mix_##T##_Stereo_##sampler(ALsource *Source, ALCdevice *Device,   \
     *DataPosFrac = frac;                                                      \
 }
 
+DECL_TEMPLATE(ALdouble, point64)
+DECL_TEMPLATE(ALdouble, lerp64)
+DECL_TEMPLATE(ALdouble, cubic64)
+
 DECL_TEMPLATE(ALfloat, point32)
 DECL_TEMPLATE(ALfloat, lerp32)
 DECL_TEMPLATE(ALfloat, cubic32)
@@ -492,6 +508,10 @@ static void Mix_##T##_##chans##_##sampler(ALsource *Source, ALCdevice *Device,\
 
 static const Channel QuadChans[] = { FRONT_LEFT, FRONT_RIGHT,
                                      BACK_LEFT,  BACK_RIGHT };
+DECL_TEMPLATE(ALdouble, QuadChans, point64)
+DECL_TEMPLATE(ALdouble, QuadChans, lerp64)
+DECL_TEMPLATE(ALdouble, QuadChans, cubic64)
+
 DECL_TEMPLATE(ALfloat, QuadChans, point32)
 DECL_TEMPLATE(ALfloat, QuadChans, lerp32)
 DECL_TEMPLATE(ALfloat, QuadChans, cubic32)
@@ -508,6 +528,10 @@ DECL_TEMPLATE(ALubyte, QuadChans, cubic8)
 static const Channel X51Chans[] = { FRONT_LEFT,   FRONT_RIGHT,
                                     FRONT_CENTER, LFE,
                                     BACK_LEFT,  BACK_RIGHT };
+DECL_TEMPLATE(ALdouble, X51Chans, point64)
+DECL_TEMPLATE(ALdouble, X51Chans, lerp64)
+DECL_TEMPLATE(ALdouble, X51Chans, cubic64)
+
 DECL_TEMPLATE(ALfloat, X51Chans, point32)
 DECL_TEMPLATE(ALfloat, X51Chans, lerp32)
 DECL_TEMPLATE(ALfloat, X51Chans, cubic32)
@@ -525,6 +549,10 @@ static const Channel X61Chans[] = { FRONT_LEFT,   FRONT_RIGHT,
                                     FRONT_CENTER, LFE,
                                     BACK_CENTER,
                                     SIDE_LEFT,    SIDE_RIGHT };
+DECL_TEMPLATE(ALdouble, X61Chans, point64)
+DECL_TEMPLATE(ALdouble, X61Chans, lerp64)
+DECL_TEMPLATE(ALdouble, X61Chans, cubic64)
+
 DECL_TEMPLATE(ALfloat, X61Chans, point32)
 DECL_TEMPLATE(ALfloat, X61Chans, lerp32)
 DECL_TEMPLATE(ALfloat, X61Chans, cubic32)
@@ -542,6 +570,10 @@ static const Channel X71Chans[] = { FRONT_LEFT,   FRONT_RIGHT,
                                     FRONT_CENTER, LFE,
                                     BACK_LEFT,    BACK_RIGHT,
                                     SIDE_LEFT,    SIDE_RIGHT };
+DECL_TEMPLATE(ALdouble, X71Chans, point64)
+DECL_TEMPLATE(ALdouble, X71Chans, lerp64)
+DECL_TEMPLATE(ALdouble, X71Chans, cubic64)
+
 DECL_TEMPLATE(ALfloat, X71Chans, point32)
 DECL_TEMPLATE(ALfloat, X71Chans, lerp32)
 DECL_TEMPLATE(ALfloat, X71Chans, cubic32)
@@ -598,6 +630,10 @@ static void Mix_##T##_##sampler(ALsource *Source, ALCdevice *Device,          \
     }                                                                         \
 }
 
+DECL_TEMPLATE(ALdouble, point64)
+DECL_TEMPLATE(ALdouble, lerp64)
+DECL_TEMPLATE(ALdouble, cubic64)
+
 DECL_TEMPLATE(ALfloat, point32)
 DECL_TEMPLATE(ALfloat, lerp32)
 DECL_TEMPLATE(ALfloat, cubic32)
@@ -638,6 +674,12 @@ static void Mix_##sampler(ALsource *Source, ALCdevice *Device,                \
                                   Data, DataPosInt, DataPosFrac,              \
                                   OutPos, SamplesToDo, BufferSize);           \
         break;                                                                \
+                                                                              \
+    case FmtDouble:                                                           \
+        Mix_ALdouble_##sampler##64(Source, Device, FmtChannels,               \
+                                   Data, DataPosInt, DataPosFrac,             \
+                                   OutPos, SamplesToDo, BufferSize);          \
+        break;                                                                \
     }                                                                         \
 }