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mesa: use new look-up table to get texel fetch/store funcs

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This commit is contained in:
Brian Paul 2009-09-27 18:09:23 -06:00
parent 7116ae857c
commit da5722bea6
3 changed files with 671 additions and 179 deletions
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822
src/mesa/main/texformat.c
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6
src/mesa/main/texformat.h
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@ -154,5 +154,11 @@ extern void
_mesa_format_to_type_and_comps(const struct gl_texture_format *format,
GLenum *datatype, GLuint *comps);
extern FetchTexelFuncF
_mesa_get_texel_fetch_func(GLuint format, GLuint dims);
extern StoreTexelFunc
_mesa_get_texel_store_func(GLuint format);
#endif

22
src/mesa/main/texstore.c
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@ -62,6 +62,8 @@
#include "mipmap.h"
#include "imports.h"
#include "texcompress.h"
#include "texcompress_fxt1.h"
#include "texcompress_s3tc.h"
#include "texformat.h"
#include "teximage.h"
#include "texstore.h"
@ -3227,6 +3229,8 @@ texstore_funcs[MESA_FORMAT_COUNT] =
{ MESA_FORMAT_CI8, _mesa_texstore_ci8 },
{ MESA_FORMAT_YCBCR, _mesa_texstore_ycbcr },
{ MESA_FORMAT_YCBCR_REV, _mesa_texstore_ycbcr },
{ MESA_FORMAT_RGB_FXT1, _mesa_texstore_rgb_fxt1 },
{ MESA_FORMAT_RGBA_FXT1, _mesa_texstore_rgba_fxt1 },
{ MESA_FORMAT_Z24_S8, _mesa_texstore_z24_s8 },
{ MESA_FORMAT_S8_Z24, _mesa_texstore_s8_z24 },
{ MESA_FORMAT_Z16, _mesa_texstore_z16 },
@ -3399,22 +3403,8 @@ _mesa_set_fetch_functions(struct gl_texture_image *texImage, GLuint dims)
ASSERT(dims == 1 || dims == 2 || dims == 3);
ASSERT(texImage->TexFormat);
switch (dims) {
case 1:
texImage->FetchTexelc = texImage->TexFormat->FetchTexel1D;
texImage->FetchTexelf = texImage->TexFormat->FetchTexel1Df;
break;
case 2:
texImage->FetchTexelc = texImage->TexFormat->FetchTexel2D;
texImage->FetchTexelf = texImage->TexFormat->FetchTexel2Df;
break;
case 3:
texImage->FetchTexelc = texImage->TexFormat->FetchTexel3D;
texImage->FetchTexelf = texImage->TexFormat->FetchTexel3Df;
break;
default:
;
}
texImage->FetchTexelf =
_mesa_get_texel_fetch_func(texImage->TexFormat->MesaFormat, dims);
/* now check if we need to use a float/chan adaptor */
if (!texImage->FetchTexelc) {