diff options
| author | Roland Scheidegger <rscheidegger@gmx.ch> | 2005-10-17 00:54:12 +0000 |
|---|---|---|
| committer | Roland Scheidegger <rscheidegger@gmx.ch> | 2005-10-17 00:54:12 +0000 |
| commit | 2d61d301171620efe624d83a5457f4094eb49cba (patch) | |
| tree | fc53f97e4e2cba24bdf654fc2aba72975c18ccaf /src/mesa/drivers/dri/radeon/radeon_tcl.h | |
| parent | dd5a86339f8b10f72c8a0e15c14463af3e0f717d (diff) | |
add GL_EXT_fog_coord support to radeon driver. No vtxfmt code (just uses fallback) yet. May cause a tcl fallback if fog coord is used together with separate specular lighting. Fog factors are precomputed and then submitted instead of the raw coords (chip limitation, same as on r200).
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_tcl.h')
| -rw-r--r-- | src/mesa/drivers/dri/radeon/radeon_tcl.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_tcl.h b/src/mesa/drivers/dri/radeon/radeon_tcl.h index 062c9fbb543..168ab958a28 100644 --- a/src/mesa/drivers/dri/radeon/radeon_tcl.h +++ b/src/mesa/drivers/dri/radeon/radeon_tcl.h @@ -46,7 +46,10 @@ extern void radeonEmitPrimitive( GLcontext *ctx, GLuint first, GLuint last, GLuint flags ); extern void radeonTclFallback( GLcontext *ctx, GLuint bit, GLboolean mode ); - + +extern void radeonInitStaticFogData( void ); +extern float radeonComputeFogBlendFactor( GLcontext *ctx, GLfloat fogcoord ); + #define RADEON_TCL_FALLBACK_RASTER 0x1 /* rasterization */ #define RADEON_TCL_FALLBACK_UNFILLED 0x2 /* unfilled tris */ #define RADEON_TCL_FALLBACK_LIGHT_TWOSIDE 0x4 /* twoside tris */ @@ -55,6 +58,7 @@ extern void radeonTclFallback( GLcontext *ctx, GLuint bit, GLboolean mode ); #define RADEON_TCL_FALLBACK_TEXGEN_1 0x20 /* texgen, unit 1 */ #define RADEON_TCL_FALLBACK_TEXGEN_2 0x40 /* texgen, unit 2 */ #define RADEON_TCL_FALLBACK_TCL_DISABLE 0x80 /* user disable */ +#define RADEON_TCL_FALLBACK_FOGCOORDSPEC 0x100 /* fogcoord, sep. spec light */ /* max maos_verts vertex format has a size of 18 floats */ #define RADEON_MAX_TCL_VERTSIZE (18*4) |