diff options
| author | Jose Fonseca <j_r_fonseca@yahoo.co.uk> | 2002-04-19 10:53:08 +0000 |
|---|---|---|
| committer | Jose Fonseca <j_r_fonseca@yahoo.co.uk> | 2002-04-19 10:53:08 +0000 |
| commit | 0c527ab0546eb1de9ee10cc31bc386a40e6b3f98 (patch) | |
| tree | 9be621b660248843329e9d30740ee41147d7b8d6 | |
| parent | 533e88824af9f60a926e7b70ddd40ad1386be686 (diff) | |
MMX add blending function added.
| -rw-r--r-- | src/mesa/swrast/s_blend.c | 10 | ||||
| -rw-r--r-- | src/mesa/x86/mmx.h | 6 | ||||
| -rw-r--r-- | src/mesa/x86/mmx_blend.S | 17 |
3 files changed, 29 insertions, 4 deletions
diff --git a/src/mesa/swrast/s_blend.c b/src/mesa/swrast/s_blend.c index 9a1f647292..0d75e2a8cf 100644 --- a/src/mesa/swrast/s_blend.c +++ b/src/mesa/swrast/s_blend.c @@ -1,4 +1,4 @@ -/* $Id: s_blend.c,v 1.20 2002/04/19 10:33:34 jrfonseca Exp $ */ +/* $Id: s_blend.c,v 1.21 2002/04/19 10:53:08 jrfonseca Exp $ */ /* * Mesa 3-D graphics library @@ -656,7 +656,13 @@ void _swrast_choose_blend_func( GLcontext *ctx ) SWRAST_CONTEXT(ctx)->BlendFunc = blend_transparency; } else if (eq==GL_FUNC_ADD_EXT && srcRGB==GL_ONE && dstRGB==GL_ONE) { - SWRAST_CONTEXT(ctx)->BlendFunc = blend_add; +#if defined(USE_MMX_ASM) + if ( cpu_has_mmx ) { + SWRAST_CONTEXT(ctx)->BlendFunc = _mesa_mmx_blend_add; + } + else +#endif + SWRAST_CONTEXT(ctx)->BlendFunc = blend_add; } else if (((eq==GL_FUNC_ADD_EXT || eq==GL_FUNC_REVERSE_SUBTRACT_EXT) && (srcRGB==GL_ZERO && dstRGB==GL_SRC_COLOR)) diff --git a/src/mesa/x86/mmx.h b/src/mesa/x86/mmx.h index 205677e19b..da163880fb 100644 --- a/src/mesa/x86/mmx.h +++ b/src/mesa/x86/mmx.h @@ -1,4 +1,4 @@ -/* $Id: mmx.h,v 1.7 2002/04/19 10:33:34 jrfonseca Exp $ */ +/* $Id: mmx.h,v 1.8 2002/04/19 10:53:08 jrfonseca Exp $ */ /* * Mesa 3-D graphics library @@ -33,6 +33,10 @@ _mesa_mmx_blend_transparency( GLcontext *ctx, GLuint n, const GLubyte mask[], GLubyte rgba[][4], const GLubyte dest[][4] ); extern void _ASMAPI +_mesa_mmx_blend_add( GLcontext *ctx, GLuint n, const GLubyte mask[], + GLubyte rgba[][4], const GLubyte dest[][4] ); + +extern void _ASMAPI _mesa_mmx_blend_modulate( GLcontext *ctx, GLuint n, const GLubyte mask[], GLubyte rgba[][4], const GLubyte dest[][4] ); diff --git a/src/mesa/x86/mmx_blend.S b/src/mesa/x86/mmx_blend.S index ce946ec5ba..f3460465c9 100644 --- a/src/mesa/x86/mmx_blend.S +++ b/src/mesa/x86/mmx_blend.S @@ -270,7 +270,22 @@ const_80: #include "mmx_blendtmp.h" -/* modulate +/* add bleding mode + */ + +#define TAG(x) x##_add + +#define INIT + +#define MAIN( rgba, dest ) \ + GMB_LOAD( rgba, dest, MM1, MM2 ) ;\ + PADDUSB ( MM1, MM2 ) ;\ + GMB_STORE( rgba, MM2 ) + +#include "mmx_blendtmp.h" + + +/* modulate blending mode */ #define TAG(x) x##_modulate |