diff options
| author | Xiang, Haihao <[email protected]> | 2007-09-12 16:51:45 +0800 |
|---|---|---|
| committer | Xiang, Haihao <[email protected]> | 2007-09-12 16:51:45 +0800 |
| commit | a0a5e8cfc04c14873441b50f7d594ef11806b9a8 (patch) | |
| tree | 74e9b9a9d325d1f9e4b1c743102d81bc5a9a35dc /src/mesa/drivers/dri | |
| parent | ae078e1a0abae58e325ed3ebcb1884867847826b (diff) | |
i965: translate shadow compare function into correct
internal function to match the EXT_shadow_funs
spec. fix bug#11925
Diffstat (limited to 'src/mesa/drivers/dri')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_sampler_state.c | 2 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/intel_context.h | 2 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/intel_state.c | 25 |
3 files changed, 27 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c index 8afefdd4353..3c0952acf0d 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_sampler_state.c @@ -173,7 +173,7 @@ static void brw_update_sampler_state( struct gl_texture_unit *texUnit, * message (sample_c). So need to recompile WM program when * shadow comparison is enabled on each/any texture unit. */ - sampler->ss0.shadow_function = intel_translate_compare_func(texObj->CompareFunc); + sampler->ss0.shadow_function = intel_translate_shadow_compare_func(texObj->CompareFunc); } /* Set LOD bias: diff --git a/src/mesa/drivers/dri/i965/intel_context.h b/src/mesa/drivers/dri/i965/intel_context.h index ae255929089..053d93a82b3 100644 --- a/src/mesa/drivers/dri/i965/intel_context.h +++ b/src/mesa/drivers/dri/i965/intel_context.h @@ -464,7 +464,7 @@ extern void intelInitStateFuncs( struct dd_function_table *functions ); #define BLENDFACT_INV_CONST_ALPHA 0x0f #define BLENDFACT_MASK 0x0f - +extern int intel_translate_shadow_compare_func( GLenum func ); extern int intel_translate_compare_func( GLenum func ); extern int intel_translate_stencil_op( GLenum op ); extern int intel_translate_blend_factor( GLenum factor ); diff --git a/src/mesa/drivers/dri/i965/intel_state.c b/src/mesa/drivers/dri/i965/intel_state.c index 2e442db6198..2f5467a4e46 100644 --- a/src/mesa/drivers/dri/i965/intel_state.c +++ b/src/mesa/drivers/dri/i965/intel_state.c @@ -38,6 +38,31 @@ #include "intel_regions.h" #include "swrast/swrast.h" +int intel_translate_shadow_compare_func( GLenum func ) +{ + switch(func) { + case GL_NEVER: + return COMPAREFUNC_ALWAYS; + case GL_LESS: + return COMPAREFUNC_LEQUAL; + case GL_LEQUAL: + return COMPAREFUNC_LESS; + case GL_GREATER: + return COMPAREFUNC_GEQUAL; + case GL_GEQUAL: + return COMPAREFUNC_GREATER; + case GL_NOTEQUAL: + return COMPAREFUNC_EQUAL; + case GL_EQUAL: + return COMPAREFUNC_NOTEQUAL; + case GL_ALWAYS: + return COMPAREFUNC_NEVER; + } + + fprintf(stderr, "Unknown value in %s: %x\n", __FUNCTION__, func); + return COMPAREFUNC_NEVER; +} + int intel_translate_compare_func( GLenum func ) { switch(func) { |