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authorBrian Paul <brianp@vmware.com>2009-03-08 20:53:41 -0600
committerBrian Paul <brianp@vmware.com>2009-03-08 20:53:41 -0600
commita93a6396997a40cdbe6681f9badcca74c1f82043 (patch)
tree3594c56e0893c0b38ff4a23bdf8481828966765a
parent0f85879b043a9e1544fa3cd4a98c410da10b1052 (diff)
mesa: switch texel fetch functions from GLchan to GLfloat
-rw-r--r--src/mesa/main/texformat.c252
-rw-r--r--src/mesa/main/texformat_tmp.h294
2 files changed, 266 insertions, 280 deletions
diff --git a/src/mesa/main/texformat.c b/src/mesa/main/texformat.c
index 16d05cc7d07..119816ed42d 100644
--- a/src/mesa/main/texformat.c
+++ b/src/mesa/main/texformat.c
@@ -719,12 +719,12 @@ const struct gl_texture_format _mesa_texformat_rgba8888 = {
0, /* StencilBits */
4, /* TexelBytes */
_mesa_texstore_rgba8888, /* StoreTexImageFunc */
- fetch_texel_1d_rgba8888, /* FetchTexel1D */
- fetch_texel_2d_rgba8888, /* FetchTexel2D */
- fetch_texel_3d_rgba8888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgba8888, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba8888, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba8888, /* FetchTexel3Df */
store_texel_rgba8888 /* StoreTexel */
};
@@ -743,12 +743,12 @@ const struct gl_texture_format _mesa_texformat_rgba8888_rev = {
0, /* StencilBits */
4, /* TexelBytes */
_mesa_texstore_rgba8888, /* StoreTexImageFunc */
- fetch_texel_1d_rgba8888_rev, /* FetchTexel1D */
- fetch_texel_2d_rgba8888_rev, /* FetchTexel2D */
- fetch_texel_3d_rgba8888_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgba8888_rev, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba8888_rev, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba8888_rev, /* FetchTexel3Df */
store_texel_rgba8888_rev /* StoreTexel */
};
@@ -767,12 +767,12 @@ const struct gl_texture_format _mesa_texformat_argb8888 = {
0, /* StencilBits */
4, /* TexelBytes */
_mesa_texstore_argb8888, /* StoreTexImageFunc */
- fetch_texel_1d_argb8888, /* FetchTexel1D */
- fetch_texel_2d_argb8888, /* FetchTexel2D */
- fetch_texel_3d_argb8888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_argb8888, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb8888, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb8888, /* FetchTexel3Df */
store_texel_argb8888 /* StoreTexel */
};
@@ -791,12 +791,12 @@ const struct gl_texture_format _mesa_texformat_argb8888_rev = {
0, /* StencilBits */
4, /* TexelBytes */
_mesa_texstore_argb8888, /* StoreTexImageFunc */
- fetch_texel_1d_argb8888_rev, /* FetchTexel1D */
- fetch_texel_2d_argb8888_rev, /* FetchTexel2D */
- fetch_texel_3d_argb8888_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_argb8888_rev, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb8888_rev, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb8888_rev, /* FetchTexel3Df */
store_texel_argb8888_rev /* StoreTexel */
};
@@ -815,12 +815,12 @@ const struct gl_texture_format _mesa_texformat_rgb888 = {
0, /* StencilBits */
3, /* TexelBytes */
_mesa_texstore_rgb888, /* StoreTexImageFunc */
- fetch_texel_1d_rgb888, /* FetchTexel1D */
- fetch_texel_2d_rgb888, /* FetchTexel2D */
- fetch_texel_3d_rgb888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb888, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb888, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb888, /* FetchTexel3Df */
store_texel_rgb888 /* StoreTexel */
};
@@ -839,12 +839,12 @@ const struct gl_texture_format _mesa_texformat_bgr888 = {
0, /* StencilBits */
3, /* TexelBytes */
_mesa_texstore_bgr888, /* StoreTexImageFunc */
- fetch_texel_1d_bgr888, /* FetchTexel1D */
- fetch_texel_2d_bgr888, /* FetchTexel2D */
- fetch_texel_3d_bgr888, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_bgr888, /* FetchTexel1Df */
+ fetch_texel_2d_f_bgr888, /* FetchTexel2Df */
+ fetch_texel_3d_f_bgr888, /* FetchTexel3Df */
store_texel_bgr888 /* StoreTexel */
};
@@ -863,12 +863,12 @@ const struct gl_texture_format _mesa_texformat_rgb565 = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_rgb565, /* StoreTexImageFunc */
- fetch_texel_1d_rgb565, /* FetchTexel1D */
- fetch_texel_2d_rgb565, /* FetchTexel2D */
- fetch_texel_3d_rgb565, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb565, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb565, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb565, /* FetchTexel3Df */
store_texel_rgb565 /* StoreTexel */
};
@@ -887,12 +887,12 @@ const struct gl_texture_format _mesa_texformat_rgb565_rev = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_rgb565, /* StoreTexImageFunc */
- fetch_texel_1d_rgb565_rev, /* FetchTexel1D */
- fetch_texel_2d_rgb565_rev, /* FetchTexel2D */
- fetch_texel_3d_rgb565_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb565_rev, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb565_rev, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb565_rev, /* FetchTexel3Df */
store_texel_rgb565_rev /* StoreTexel */
};
@@ -911,12 +911,12 @@ const struct gl_texture_format _mesa_texformat_rgba4444 = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_rgba4444, /* StoreTexImageFunc */
- fetch_texel_1d_rgba4444, /* FetchTexel1D */
- fetch_texel_2d_rgba4444, /* FetchTexel2D */
- fetch_texel_3d_rgba4444, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgba4444, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba4444, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba4444, /* FetchTexel3Df */
store_texel_rgba4444 /* StoreTexel */
};
@@ -935,12 +935,12 @@ const struct gl_texture_format _mesa_texformat_argb4444 = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_argb4444, /* StoreTexImageFunc */
- fetch_texel_1d_argb4444, /* FetchTexel1D */
- fetch_texel_2d_argb4444, /* FetchTexel2D */
- fetch_texel_3d_argb4444, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_argb4444, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb4444, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb4444, /* FetchTexel3Df */
store_texel_argb4444 /* StoreTexel */
};
@@ -959,12 +959,12 @@ const struct gl_texture_format _mesa_texformat_argb4444_rev = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_argb4444, /* StoreTexImageFunc */
- fetch_texel_1d_argb4444_rev, /* FetchTexel1D */
- fetch_texel_2d_argb4444_rev, /* FetchTexel2D */
- fetch_texel_3d_argb4444_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_argb4444_rev, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb4444_rev, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb4444_rev, /* FetchTexel3Df */
store_texel_argb4444_rev /* StoreTexel */
};
@@ -983,12 +983,12 @@ const struct gl_texture_format _mesa_texformat_rgba5551 = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_rgba5551, /* StoreTexImageFunc */
- fetch_texel_1d_rgba5551, /* FetchTexel1D */
- fetch_texel_2d_rgba5551, /* FetchTexel2D */
- fetch_texel_3d_rgba5551, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgba5551, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgba5551, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgba5551, /* FetchTexel3Df */
store_texel_rgba5551 /* StoreTexel */
};
@@ -1007,12 +1007,12 @@ const struct gl_texture_format _mesa_texformat_argb1555 = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_argb1555, /* StoreTexImageFunc */
- fetch_texel_1d_argb1555, /* FetchTexel1D */
- fetch_texel_2d_argb1555, /* FetchTexel2D */
- fetch_texel_3d_argb1555, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_argb1555, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb1555, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb1555, /* FetchTexel3Df */
store_texel_argb1555 /* StoreTexel */
};
@@ -1031,12 +1031,12 @@ const struct gl_texture_format _mesa_texformat_argb1555_rev = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_argb1555, /* StoreTexImageFunc */
- fetch_texel_1d_argb1555_rev, /* FetchTexel1D */
- fetch_texel_2d_argb1555_rev, /* FetchTexel2D */
- fetch_texel_3d_argb1555_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_argb1555_rev, /* FetchTexel1Df */
+ fetch_texel_2d_f_argb1555_rev, /* FetchTexel2Df */
+ fetch_texel_3d_f_argb1555_rev, /* FetchTexel3Df */
store_texel_argb1555_rev /* StoreTexel */
};
@@ -1055,12 +1055,12 @@ const struct gl_texture_format _mesa_texformat_al88 = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_al88, /* StoreTexImageFunc */
- fetch_texel_1d_al88, /* FetchTexel1D */
- fetch_texel_2d_al88, /* FetchTexel2D */
- fetch_texel_3d_al88, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_al88, /* FetchTexel1Df */
+ fetch_texel_2d_f_al88, /* FetchTexel2Df */
+ fetch_texel_3d_f_al88, /* FetchTexel3Df */
store_texel_al88 /* StoreTexel */
};
@@ -1079,12 +1079,12 @@ const struct gl_texture_format _mesa_texformat_al88_rev = {
0, /* StencilBits */
2, /* TexelBytes */
_mesa_texstore_al88, /* StoreTexImageFunc */
- fetch_texel_1d_al88_rev, /* FetchTexel1D */
- fetch_texel_2d_al88_rev, /* FetchTexel2D */
- fetch_texel_3d_al88_rev, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_al88_rev, /* FetchTexel1Df */
+ fetch_texel_2d_f_al88_rev, /* FetchTexel2Df */
+ fetch_texel_3d_f_al88_rev, /* FetchTexel3Df */
store_texel_al88_rev /* StoreTexel */
};
@@ -1103,12 +1103,12 @@ const struct gl_texture_format _mesa_texformat_rgb332 = {
0, /* StencilBits */
1, /* TexelBytes */
_mesa_texstore_rgb332, /* StoreTexImageFunc */
- fetch_texel_1d_rgb332, /* FetchTexel1D */
- fetch_texel_2d_rgb332, /* FetchTexel2D */
- fetch_texel_3d_rgb332, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_rgb332, /* FetchTexel1Df */
+ fetch_texel_2d_f_rgb332, /* FetchTexel2Df */
+ fetch_texel_3d_f_rgb332, /* FetchTexel3Df */
store_texel_rgb332 /* StoreTexel */
};
@@ -1127,12 +1127,12 @@ const struct gl_texture_format _mesa_texformat_a8 = {
0, /* StencilBits */
1, /* TexelBytes */
_mesa_texstore_a8, /* StoreTexImageFunc */
- fetch_texel_1d_a8, /* FetchTexel1D */
- fetch_texel_2d_a8, /* FetchTexel2D */
- fetch_texel_3d_a8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_a8, /* FetchTexel1Df */
+ fetch_texel_2d_f_a8, /* FetchTexel2Df */
+ fetch_texel_3d_f_a8, /* FetchTexel3Df */
store_texel_a8 /* StoreTexel */
};
@@ -1151,12 +1151,12 @@ const struct gl_texture_format _mesa_texformat_l8 = {
0, /* StencilBits */
1, /* TexelBytes */
_mesa_texstore_a8,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_l8, /* FetchTexel1D */
- fetch_texel_2d_l8, /* FetchTexel2D */
- fetch_texel_3d_l8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_l8, /* FetchTexel1Df */
+ fetch_texel_2d_f_l8, /* FetchTexel2Df */
+ fetch_texel_3d_f_l8, /* FetchTexel3Df */
store_texel_l8 /* StoreTexel */
};
@@ -1175,12 +1175,12 @@ const struct gl_texture_format _mesa_texformat_i8 = {
0, /* StencilBits */
1, /* TexelBytes */
_mesa_texstore_a8,/*yes*/ /* StoreTexImageFunc */
- fetch_texel_1d_i8, /* FetchTexel1D */
- fetch_texel_2d_i8, /* FetchTexel2D */
- fetch_texel_3d_i8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_i8, /* FetchTexel1Df */
+ fetch_texel_2d_f_i8, /* FetchTexel2Df */
+ fetch_texel_3d_f_i8, /* FetchTexel3Df */
store_texel_i8 /* StoreTexel */
};
@@ -1199,12 +1199,12 @@ const struct gl_texture_format _mesa_texformat_ci8 = {
0, /* StencilBits */
1, /* TexelBytes */
_mesa_texstore_ci8, /* StoreTexImageFunc */
- fetch_texel_1d_ci8, /* FetchTexel1D */
- fetch_texel_2d_ci8, /* FetchTexel2D */
- fetch_texel_3d_ci8, /* FetchTexel3D */
- NULL, /* FetchTexel1Df */
- NULL, /* FetchTexel2Df */
- NULL, /* FetchTexel3Df */
+ NULL, /* FetchTexel1D */
+ NULL, /* FetchTexel2D */
+ NULL, /* FetchTexel3D */
+ fetch_texel_1d_f_ci8, /* FetchTexel1Df */
+ fetch_texel_2d_f_ci8, /* FetchTexel2Df */
+ fetch_texel_3d_f_ci8, /* FetchTexel3Df */
store_texel_ci8 /* StoreTexel */
};
diff --git a/src/mesa/main/texformat_tmp.h b/src/mesa/main/texformat_tmp.h
index 275340cabd3..e633243597f 100644
--- a/src/mesa/main/texformat_tmp.h
+++ b/src/mesa/main/texformat_tmp.h
@@ -606,17 +606,19 @@ static void store_texel_intensity_f16(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGBA8888 ******************************************************/
-/* Fetch texel from 1D, 2D or 3D rgba8888 texture, return 4 GLchans */
-static void FETCH(rgba8888)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+/* Fetch texel from 1D, 2D or 3D rgba8888 texture, return 4 GLfloats */
+static void FETCH(f_rgba8888)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
- texel[RCOMP] = UBYTE_TO_CHAN( (s >> 24) );
- texel[GCOMP] = UBYTE_TO_CHAN( (s >> 16) & 0xff );
- texel[BCOMP] = UBYTE_TO_CHAN( (s >> 8) & 0xff );
- texel[ACOMP] = UBYTE_TO_CHAN( (s ) & 0xff );
+ texel[RCOMP] = UBYTE_TO_FLOAT( (s >> 24) );
+ texel[GCOMP] = UBYTE_TO_FLOAT( (s >> 16) & 0xff );
+ texel[BCOMP] = UBYTE_TO_FLOAT( (s >> 8) & 0xff );
+ texel[ACOMP] = UBYTE_TO_FLOAT( (s ) & 0xff );
}
+
+
#if DIM == 3
static void store_texel_rgba8888(struct gl_texture_image *texImage,
GLint i, GLint j, GLint k, const void *texel)
@@ -631,14 +633,14 @@ static void store_texel_rgba8888(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGBA888_REV ***************************************************/
/* Fetch texel from 1D, 2D or 3D abgr8888 texture, return 4 GLchans */
-static void FETCH(rgba8888_rev)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_rgba8888_rev)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
- texel[RCOMP] = UBYTE_TO_CHAN( (s ) & 0xff );
- texel[GCOMP] = UBYTE_TO_CHAN( (s >> 8) & 0xff );
- texel[BCOMP] = UBYTE_TO_CHAN( (s >> 16) & 0xff );
- texel[ACOMP] = UBYTE_TO_CHAN( (s >> 24) );
+ texel[RCOMP] = UBYTE_TO_FLOAT( (s ) & 0xff );
+ texel[GCOMP] = UBYTE_TO_FLOAT( (s >> 8) & 0xff );
+ texel[BCOMP] = UBYTE_TO_FLOAT( (s >> 16) & 0xff );
+ texel[ACOMP] = UBYTE_TO_FLOAT( (s >> 24) );
}
#if DIM == 3
@@ -655,14 +657,14 @@ static void store_texel_rgba8888_rev(struct gl_texture_image *texImage,
/* MESA_FORMAT_ARGB8888 ******************************************************/
/* Fetch texel from 1D, 2D or 3D argb8888 texture, return 4 GLchans */
-static void FETCH(argb8888)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_argb8888)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
- texel[RCOMP] = UBYTE_TO_CHAN( (s >> 16) & 0xff );
- texel[GCOMP] = UBYTE_TO_CHAN( (s >> 8) & 0xff );
- texel[BCOMP] = UBYTE_TO_CHAN( (s ) & 0xff );
- texel[ACOMP] = UBYTE_TO_CHAN( (s >> 24) );
+ texel[RCOMP] = UBYTE_TO_FLOAT( (s >> 16) & 0xff );
+ texel[GCOMP] = UBYTE_TO_FLOAT( (s >> 8) & 0xff );
+ texel[BCOMP] = UBYTE_TO_FLOAT( (s ) & 0xff );
+ texel[ACOMP] = UBYTE_TO_FLOAT( (s >> 24) );
}
#if DIM == 3
@@ -678,15 +680,15 @@ static void store_texel_argb8888(struct gl_texture_image *texImage,
/* MESA_FORMAT_ARGB8888_REV **************************************************/
-/* Fetch texel from 1D, 2D or 3D argb8888_rev texture, return 4 GLchans */
-static void FETCH(argb8888_rev)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+/* Fetch texel from 1D, 2D or 3D argb8888_rev texture, return 4 GLfloats */
+static void FETCH(f_argb8888_rev)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLuint s = *TEXEL_ADDR(GLuint, texImage, i, j, k, 1);
- texel[RCOMP] = UBYTE_TO_CHAN( (s >> 8) & 0xff );
- texel[GCOMP] = UBYTE_TO_CHAN( (s >> 16) & 0xff );
- texel[BCOMP] = UBYTE_TO_CHAN( (s >> 24) );
- texel[ACOMP] = UBYTE_TO_CHAN( (s ) & 0xff );
+ texel[RCOMP] = UBYTE_TO_FLOAT( (s >> 8) & 0xff );
+ texel[GCOMP] = UBYTE_TO_FLOAT( (s >> 16) & 0xff );
+ texel[BCOMP] = UBYTE_TO_FLOAT( (s >> 24) );
+ texel[ACOMP] = UBYTE_TO_FLOAT( (s ) & 0xff );
}
#if DIM == 3
@@ -703,14 +705,14 @@ static void store_texel_argb8888_rev(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGB888 ********************************************************/
/* Fetch texel from 1D, 2D or 3D rgb888 texture, return 4 GLchans */
-static void FETCH(rgb888)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_rgb888)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 3);
- texel[RCOMP] = UBYTE_TO_CHAN( src[2] );
- texel[GCOMP] = UBYTE_TO_CHAN( src[1] );
- texel[BCOMP] = UBYTE_TO_CHAN( src[0] );
- texel[ACOMP] = CHAN_MAX;
+ texel[RCOMP] = UBYTE_TO_FLOAT( src[2] );
+ texel[GCOMP] = UBYTE_TO_FLOAT( src[1] );
+ texel[BCOMP] = UBYTE_TO_FLOAT( src[0] );
+ texel[ACOMP] = 1.0F;
}
#if DIM == 3
@@ -729,14 +731,14 @@ static void store_texel_rgb888(struct gl_texture_image *texImage,
/* MESA_FORMAT_BGR888 ********************************************************/
/* Fetch texel from 1D, 2D or 3D bgr888 texture, return 4 GLchans */
-static void FETCH(bgr888)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_bgr888)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 3);
- texel[RCOMP] = UBYTE_TO_CHAN( src[0] );
- texel[GCOMP] = UBYTE_TO_CHAN( src[1] );
- texel[BCOMP] = UBYTE_TO_CHAN( src[2] );
- texel[ACOMP] = CHAN_MAX;
+ texel[RCOMP] = UBYTE_TO_FLOAT( src[0] );
+ texel[GCOMP] = UBYTE_TO_FLOAT( src[1] );
+ texel[BCOMP] = UBYTE_TO_FLOAT( src[2] );
+ texel[ACOMP] = 1.0F;
}
#if DIM == 3
@@ -758,15 +760,15 @@ static void store_texel_bgr888(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGB565 ********************************************************/
/* Fetch texel from 1D, 2D or 3D rgb565 texture, return 4 GLchans */
-static void FETCH(rgb565)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_rgb565)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
const GLushort s = *src;
- texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 8) & 0xf8) | ((s >> 13) & 0x7) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 3) & 0xfc) | ((s >> 9) & 0x3) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s << 3) & 0xf8) | ((s >> 2) & 0x7) );
- texel[ACOMP] = CHAN_MAX;
+ texel[RCOMP] = ((s >> 11) & 0x1f) * (1.0F / 31.0F);
+ texel[GCOMP] = ((s >> 5 ) & 0x3f) * (1.0F / 63.0F);
+ texel[BCOMP] = ((s ) & 0x1f) * (1.0F / 31.0F);
+ texel[ACOMP] = 1.0F;
}
#if DIM == 3
@@ -783,15 +785,15 @@ static void store_texel_rgb565(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGB565_REV ****************************************************/
/* Fetch texel from 1D, 2D or 3D rgb565_rev texture, return 4 GLchans */
-static void FETCH(rgb565_rev)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_rgb565_rev)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
const GLushort s = (*src >> 8) | (*src << 8); /* byte swap */
- texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 8) & 0xf8) | ((s >> 13) & 0x7) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 3) & 0xfc) | ((s >> 9) & 0x3) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s << 3) & 0xf8) | ((s >> 2) & 0x7) );
- texel[ACOMP] = CHAN_MAX;
+ texel[RCOMP] = UBYTE_TO_FLOAT( ((s >> 8) & 0xf8) | ((s >> 13) & 0x7) );
+ texel[GCOMP] = UBYTE_TO_FLOAT( ((s >> 3) & 0xfc) | ((s >> 9) & 0x3) );
+ texel[BCOMP] = UBYTE_TO_FLOAT( ((s << 3) & 0xf8) | ((s >> 2) & 0x7) );
+ texel[ACOMP] = 1.0F;
}
#if DIM == 3
@@ -807,15 +809,15 @@ static void store_texel_rgb565_rev(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGBA4444 ******************************************************/
/* Fetch texel from 1D, 2D or 3D argb444 texture, return 4 GLchans */
-static void FETCH(rgba4444)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_rgba4444)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
const GLushort s = *src;
- texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 12) & 0xf) | ((s >> 8) & 0xf0) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 8) & 0xf) | ((s >> 4) & 0xf0) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s >> 4) & 0xf) | ((s ) & 0xf0) );
- texel[ACOMP] = UBYTE_TO_CHAN( ((s ) & 0xf) | ((s << 4) & 0xf0) );
+ texel[RCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
+ texel[GCOMP] = ((s >> 8) & 0xf) * (1.0F / 15.0F);
+ texel[BCOMP] = ((s >> 4) & 0xf) * (1.0F / 15.0F);
+ texel[ACOMP] = ((s ) & 0xf) * (1.0F / 15.0F);
}
#if DIM == 3
@@ -832,15 +834,15 @@ static void store_texel_rgba4444(struct gl_texture_image *texImage,
/* MESA_FORMAT_ARGB4444 ******************************************************/
/* Fetch texel from 1D, 2D or 3D argb444 texture, return 4 GLchans */
-static void FETCH(argb4444)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_argb4444)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
const GLushort s = *src;
- texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 8) & 0xf) | ((s >> 4) & 0xf0) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 4) & 0xf) | ((s ) & 0xf0) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s ) & 0xf) | ((s << 4) & 0xf0) );
- texel[ACOMP] = UBYTE_TO_CHAN( ((s >> 12) & 0xf) | ((s >> 8) & 0xf0) );
+ texel[RCOMP] = ((s >> 8) & 0xf) * (1.0F / 15.0F);
+ texel[GCOMP] = ((s >> 4) & 0xf) * (1.0F / 15.0F);
+ texel[BCOMP] = ((s ) & 0xf) * (1.0F / 15.0F);
+ texel[ACOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
}
#if DIM == 3
@@ -857,14 +859,14 @@ static void store_texel_argb4444(struct gl_texture_image *texImage,
/* MESA_FORMAT_ARGB4444_REV **************************************************/
/* Fetch texel from 1D, 2D or 3D argb4444_rev texture, return 4 GLchans */
-static void FETCH(argb4444_rev)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_argb4444_rev)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
- texel[RCOMP] = UBYTE_TO_CHAN( ((s ) & 0xf) | ((s << 4) & 0xf0) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 12) & 0xf) | ((s >> 8) & 0xf0) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s >> 8) & 0xf) | ((s >> 4) & 0xf0) );
- texel[ACOMP] = UBYTE_TO_CHAN( ((s >> 4) & 0xf) | ((s ) & 0xf0) );
+ texel[RCOMP] = ((s ) & 0xf) * (1.0F / 15.0F);
+ texel[GCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
+ texel[BCOMP] = ((s >> 8) & 0xf) * (1.0F / 15.0F);
+ texel[ACOMP] = ((s >> 4) & 0xf) * (1.0F / 15.0F);
}
#if DIM == 3
@@ -880,15 +882,15 @@ static void store_texel_argb4444_rev(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGBA5551 ******************************************************/
/* Fetch texel from 1D, 2D or 3D argb1555 texture, return 4 GLchans */
-static void FETCH(rgba5551)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_rgba5551)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
const GLushort s = *src;
- texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 8) & 0xf8) | ((s >> 13) & 0x7) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 3) & 0xf8) | ((s >> 8) & 0x7) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s << 2) & 0xf8) | ((s >> 3) & 0x7) );
- texel[ACOMP] = UBYTE_TO_CHAN( ((s) & 0x01) ? 255 : 0);
+ texel[RCOMP] = ((s >> 11) & 0x1f) * (1.0F / 31.0F);
+ texel[GCOMP] = ((s >> 6) & 0x1f) * (1.0F / 31.0F);
+ texel[BCOMP] = ((s >> 1) & 0x1f) * (1.0F / 31.0F);
+ texel[ACOMP] = ((s ) & 0x01) * 1.0F;
}
#if DIM == 3
@@ -904,15 +906,15 @@ static void store_texel_rgba5551(struct gl_texture_image *texImage,
/* MESA_FORMAT_ARGB1555 ******************************************************/
/* Fetch texel from 1D, 2D or 3D argb1555 texture, return 4 GLchans */
-static void FETCH(argb1555)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_argb1555)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
const GLushort s = *src;
- texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 7) & 0xf8) | ((s >> 12) & 0x7) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 2) & 0xf8) | ((s >> 7) & 0x7) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s << 3) & 0xf8) | ((s >> 2) & 0x7) );
- texel[ACOMP] = UBYTE_TO_CHAN( ((s >> 15) & 0x01) * 255 );
+ texel[RCOMP] = ((s >> 10) & 0x1f) * (1.0F / 31.0F);
+ texel[GCOMP] = ((s >> 5) & 0x1f) * (1.0F / 31.0F);
+ texel[BCOMP] = ((s >> 0) & 0x1f) * (1.0F / 31.0F);
+ texel[ACOMP] = ((s >> 15) & 0x01) * 1.0F;
}
#if DIM == 3
@@ -929,15 +931,15 @@ static void store_texel_argb1555(struct gl_texture_image *texImage,
/* MESA_FORMAT_ARGB1555_REV **************************************************/
/* Fetch texel from 1D, 2D or 3D argb1555_rev texture, return 4 GLchans */
-static void FETCH(argb1555_rev)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_argb1555_rev)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort *src = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
const GLushort s = (*src << 8) | (*src >> 8); /* byteswap */
- texel[RCOMP] = UBYTE_TO_CHAN( ((s >> 7) & 0xf8) | ((s >> 12) & 0x7) );
- texel[GCOMP] = UBYTE_TO_CHAN( ((s >> 2) & 0xf8) | ((s >> 7) & 0x7) );
- texel[BCOMP] = UBYTE_TO_CHAN( ((s << 3) & 0xf8) | ((s >> 2) & 0x7) );
- texel[ACOMP] = UBYTE_TO_CHAN( ((s >> 15) & 0x01) * 255 );
+ texel[RCOMP] = UBYTE_TO_FLOAT( ((s >> 7) & 0xf8) | ((s >> 12) & 0x7) );
+ texel[GCOMP] = UBYTE_TO_FLOAT( ((s >> 2) & 0xf8) | ((s >> 7) & 0x7) );
+ texel[BCOMP] = UBYTE_TO_FLOAT( ((s << 3) & 0xf8) | ((s >> 2) & 0x7) );
+ texel[ACOMP] = UBYTE_TO_FLOAT( ((s >> 15) & 0x01) * 255 );
}
#if DIM == 3
@@ -954,14 +956,14 @@ static void store_texel_argb1555_rev(struct gl_texture_image *texImage,
/* MESA_FORMAT_AL88 **********************************************************/
/* Fetch texel from 1D, 2D or 3D al88 texture, return 4 GLchans */
-static void FETCH(al88)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_al88)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
texel[RCOMP] =
texel[GCOMP] =
- texel[BCOMP] = UBYTE_TO_CHAN( s & 0xff );
- texel[ACOMP] = UBYTE_TO_CHAN( s >> 8 );
+ texel[BCOMP] = UBYTE_TO_FLOAT( s & 0xff );
+ texel[ACOMP] = UBYTE_TO_FLOAT( s >> 8 );
}
#if DIM == 3
@@ -978,14 +980,14 @@ static void store_texel_al88(struct gl_texture_image *texImage,
/* MESA_FORMAT_AL88_REV ******************************************************/
/* Fetch texel from 1D, 2D or 3D al88_rev texture, return 4 GLchans */
-static void FETCH(al88_rev)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_al88_rev)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
texel[RCOMP] =
texel[GCOMP] =
- texel[BCOMP] = UBYTE_TO_CHAN( s >> 8 );
- texel[ACOMP] = UBYTE_TO_CHAN( s & 0xff );
+ texel[BCOMP] = UBYTE_TO_FLOAT( s >> 8 );
+ texel[ACOMP] = UBYTE_TO_FLOAT( s & 0xff );
}
#if DIM == 3
@@ -1002,17 +1004,15 @@ static void store_texel_al88_rev(struct gl_texture_image *texImage,
/* MESA_FORMAT_RGB332 ********************************************************/
/* Fetch texel from 1D, 2D or 3D rgb332 texture, return 4 GLchans */
-static void FETCH(rgb332)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_rgb332)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
- static const GLubyte lut2to8[4] = {0, 85, 170, 255};
- static const GLubyte lut3to8[8] = {0, 36, 73, 109, 146, 182, 219, 255};
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 1);
const GLubyte s = *src;
- texel[RCOMP] = UBYTE_TO_CHAN( lut3to8[(s >> 5) & 0x7] );
- texel[GCOMP] = UBYTE_TO_CHAN( lut3to8[(s >> 2) & 0x7] );
- texel[BCOMP] = UBYTE_TO_CHAN( lut2to8[(s ) & 0x3] );
- texel[ACOMP] = CHAN_MAX;
+ texel[RCOMP] = ((s >> 5) & 0x7) * (1.0F / 7.0F);
+ texel[GCOMP] = ((s >> 2) & 0x7) * (1.0F / 7.0F);
+ texel[BCOMP] = ((s ) & 0x3) * (1.0F / 3.0F);
+ texel[ACOMP] = 1.0F;
}
#if DIM == 3
@@ -1029,14 +1029,14 @@ static void store_texel_rgb332(struct gl_texture_image *texImage,
/* MESA_FORMAT_A8 ************************************************************/
/* Fetch texel from 1D, 2D or 3D a8 texture, return 4 GLchans */
-static void FETCH(a8)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_a8)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 1);
texel[RCOMP] =
texel[GCOMP] =
- texel[BCOMP] = 0;
- texel[ACOMP] = UBYTE_TO_CHAN( src[0] );
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = UBYTE_TO_FLOAT( src[0] );
}
#if DIM == 3
@@ -1053,14 +1053,14 @@ static void store_texel_a8(struct gl_texture_image *texImage,
/* MESA_FORMAT_L8 ************************************************************/
/* Fetch texel from 1D, 2D or 3D l8 texture, return 4 GLchans */
-static void FETCH(l8)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_l8)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 1);
texel[RCOMP] =
texel[GCOMP] =
- texel[BCOMP] = UBYTE_TO_CHAN( src[0] );
- texel[ACOMP] = CHAN_MAX;
+ texel[BCOMP] = UBYTE_TO_FLOAT( src[0] );
+ texel[ACOMP] = 1.0F;
}
#if DIM == 3
@@ -1077,14 +1077,14 @@ static void store_texel_l8(struct gl_texture_image *texImage,
/* MESA_FORMAT_I8 ************************************************************/
/* Fetch texel from 1D, 2D or 3D i8 texture, return 4 GLchans */
-static void FETCH(i8)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_i8)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 1);
texel[RCOMP] =
texel[GCOMP] =
texel[BCOMP] =
- texel[ACOMP] = UBYTE_TO_CHAN( src[0] );
+ texel[ACOMP] = UBYTE_TO_FLOAT( src[0] );
}
#if DIM == 3
@@ -1103,12 +1103,11 @@ static void store_texel_i8(struct gl_texture_image *texImage,
/* Fetch CI texel from 1D, 2D or 3D ci8 texture, lookup the index in a
* color table, and return 4 GLchans.
*/
-static void FETCH(ci8)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
+static void FETCH(f_ci8)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLubyte *src = TEXEL_ADDR(GLubyte, texImage, i, j, k, 1);
const struct gl_color_table *palette;
- GLubyte texelUB[4];
GLuint index;
GET_CURRENT_CONTEXT(ctx);
@@ -1125,61 +1124,48 @@ static void FETCH(ci8)( const struct gl_texture_image *texImage,
index = (*src) & (palette->Size - 1);
{
- const GLubyte *table = palette->TableUB;
+ const GLfloat *table = palette->TableF;
switch (palette->_BaseFormat) {
case GL_ALPHA:
- texelUB[RCOMP] =
- texelUB[GCOMP] =
- texelUB[BCOMP] = 0;
- texelUB[ACOMP] = table[index];
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = table[index];
break;;
case GL_LUMINANCE:
- texelUB[RCOMP] =
- texelUB[GCOMP] =
- texelUB[BCOMP] = table[index];
- texelUB[ACOMP] = 255;
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = table[index];
+ texel[ACOMP] = 1.0F;
break;
case GL_INTENSITY:
- texelUB[RCOMP] =
- texelUB[GCOMP] =
- texelUB[BCOMP] =
- texelUB[ACOMP] = table[index];
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] =
+ texel[ACOMP] = table[index];
break;;
case GL_LUMINANCE_ALPHA:
- texelUB[RCOMP] =
- texelUB[GCOMP] =
- texelUB[BCOMP] = table[index * 2 + 0];
- texelUB[ACOMP] = table[index * 2 + 1];
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = table[index * 2 + 0];
+ texel[ACOMP] = table[index * 2 + 1];
break;;
case GL_RGB:
- texelUB[RCOMP] = table[index * 3 + 0];
- texelUB[GCOMP] = table[index * 3 + 1];
- texelUB[BCOMP] = table[index * 3 + 2];
- texelUB[ACOMP] = 255;
+ texel[RCOMP] = table[index * 3 + 0];
+ texel[GCOMP] = table[index * 3 + 1];
+ texel[BCOMP] = table[index * 3 + 2];
+ texel[ACOMP] = 1.0F;
break;;
case GL_RGBA:
- texelUB[RCOMP] = table[index * 4 + 0];
- texelUB[GCOMP] = table[index * 4 + 1];
- texelUB[BCOMP] = table[index * 4 + 2];
- texelUB[ACOMP] = table[index * 4 + 3];
+ texel[RCOMP] = table[index * 4 + 0];
+ texel[GCOMP] = table[index * 4 + 1];
+ texel[BCOMP] = table[index * 4 + 2];
+ texel[ACOMP] = table[index * 4 + 3];
break;;
default:
_mesa_problem(ctx, "Bad palette format in fetch_texel_ci8");
return;
}
-#if CHAN_TYPE == GL_UNSIGNED_BYTE
- COPY_4UBV(texel, texelUB);
-#elif CHAN_TYPE == GL_UNSIGNED_SHORT
- texel[0] = UBYTE_TO_USHORT(texelUB[0]);
- texel[1] = UBYTE_TO_USHORT(texelUB[1]);
- texel[2] = UBYTE_TO_USHORT(texelUB[2]);
- texel[3] = UBYTE_TO_USHORT(texelUB[3]);
-#else
- texel[0] = UBYTE_TO_FLOAT(texelUB[0]);
- texel[1] = UBYTE_TO_FLOAT(texelUB[1]);
- texel[2] = UBYTE_TO_FLOAT(texelUB[2]);
- texel[3] = UBYTE_TO_FLOAT(texelUB[3]);
-#endif
}
}