diff options
| author | Roland Scheidegger <[email protected]> | 2009-02-09 23:10:16 +0100 |
|---|---|---|
| committer | Roland Scheidegger <[email protected]> | 2009-02-09 23:18:07 +0100 |
| commit | 93da69def4ec6b3a8088cf603f6800d73e0a9793 (patch) | |
| tree | b857e9115d547840254c9f756089424a126c434a /src | |
| parent | cb3c54ea86344242545dd29f936e53853d3a5ea4 (diff) | |
mesa: fixes for srgb formats
swizzling in fetch/store srgba/sargb functions fixed (consistent with
equivalent non-srgb formats now).
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/main/texformat_tmp.h | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/src/mesa/main/texformat_tmp.h b/src/mesa/main/texformat_tmp.h index 08b6d8f12fb..275340cabd3 100644 --- a/src/mesa/main/texformat_tmp.h +++ b/src/mesa/main/texformat_tmp.h @@ -1223,11 +1223,11 @@ static void store_texel_srgb8(struct gl_texture_image *texImage, static void FETCH(srgba8)(const struct gl_texture_image *texImage, GLint i, GLint j, GLint k, GLfloat *texel ) { - const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 4); - texel[RCOMP] = nonlinear_to_linear(src[0]); - texel[GCOMP] = nonlinear_to_linear(src[1]); - texel[BCOMP] = nonlinear_to_linear(src[2]); - texel[ACOMP] = UBYTE_TO_FLOAT(src[3]); /* linear! */ + const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + texel[RCOMP] = nonlinear_to_linear( (s >> 24) ); + texel[GCOMP] = nonlinear_to_linear( (s >> 16) & 0xff ); + texel[BCOMP] = nonlinear_to_linear( (s >> 8) & 0xff ); + texel[ACOMP] = UBYTE_TO_FLOAT( (s ) & 0xff ); /* linear! */ } #if DIM == 3 @@ -1235,11 +1235,8 @@ static void store_texel_srgba8(struct gl_texture_image *texImage, GLint i, GLint j, GLint k, const void *texel) { const GLubyte *rgba = (const GLubyte *) texel; - GLubyte *dst = TEXEL_ADDR(GLubyte, texImage, i, j, k, 4); - dst[0] = rgba[RCOMP]; - dst[1] = rgba[GCOMP]; - dst[2] = rgba[BCOMP]; - dst[3] = rgba[ACOMP]; + GLuint *dst = TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + *dst = PACK_COLOR_8888(rgba[RCOMP], rgba[GCOMP], rgba[BCOMP], rgba[ACOMP]); } #endif @@ -1247,11 +1244,11 @@ static void store_texel_srgba8(struct gl_texture_image *texImage, static void FETCH(sargb8)(const struct gl_texture_image *texImage, GLint i, GLint j, GLint k, GLfloat *texel ) { - const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 4); - texel[RCOMP] = nonlinear_to_linear(src[1]); - texel[GCOMP] = nonlinear_to_linear(src[2]); - texel[BCOMP] = nonlinear_to_linear(src[3]); - texel[ACOMP] = UBYTE_TO_FLOAT(src[0]); /* linear! */ + const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + texel[RCOMP] = nonlinear_to_linear( (s >> 16) & 0xff ); + texel[GCOMP] = nonlinear_to_linear( (s >> 8) & 0xff ); + texel[BCOMP] = nonlinear_to_linear( (s ) & 0xff ); + texel[ACOMP] = UBYTE_TO_FLOAT( (s >> 24) ); /* linear! */ } #if DIM == 3 @@ -1259,11 +1256,8 @@ static void store_texel_sargb8(struct gl_texture_image *texImage, GLint i, GLint j, GLint k, const void *texel) { const GLubyte *rgba = (const GLubyte *) texel; - GLubyte *dst = TEXEL_ADDR(GLubyte, texImage, i, j, k, 4); - dst[0] = rgba[ACOMP]; - dst[1] = rgba[RCOMP]; - dst[2] = rgba[GCOMP]; - dst[3] = rgba[BCOMP]; + GLuint *dst = TEXEL_ADDR(GLuint, texImage, i, j, k, 1); + *dst = PACK_COLOR_8888(rgba[ACOMP], rgba[RCOMP], rgba[GCOMP], rgba[BCOMP]); } #endif |