diff options
| author | Brian Paul <[email protected]> | 2004-01-23 01:59:54 +0000 |
|---|---|---|
| committer | Brian Paul <[email protected]> | 2004-01-23 01:59:54 +0000 |
| commit | 4f295cee73bae1f687efe2dc062522b40d90b1e4 (patch) | |
| tree | 82efe0da331881d5b63bf6805985e909369b58bf /src/mesa/drivers/dri | |
| parent | edd1d86c740811e59272e2ba0f7ebe0caf9cf57c (diff) | |
Initial support for floating point and signed texture formats.
New "FetchTexelFuncF()" function returns texels in floating point format.
Only used for depth component images at this time.
Changed original FetchTexelFunc to return GLchan instead of GLvoid, removing
need for a bunch of ugly casts.
Diffstat (limited to 'src/mesa/drivers/dri')
| -rw-r--r-- | src/mesa/drivers/dri/tdfx/tdfx_tex.c | 40 |
1 files changed, 16 insertions, 24 deletions
diff --git a/src/mesa/drivers/dri/tdfx/tdfx_tex.c b/src/mesa/drivers/dri/tdfx/tdfx_tex.c index 3463cc5a6d8..9942166de67 100644 --- a/src/mesa/drivers/dri/tdfx/tdfx_tex.c +++ b/src/mesa/drivers/dri/tdfx/tdfx_tex.c @@ -705,9 +705,8 @@ fxGlideFormat(GLint mesaFormat) static void fetch_intensity8(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLubyte *texel; @@ -724,9 +723,8 @@ fetch_intensity8(const struct gl_texture_image *texImage, static void fetch_luminance8(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLubyte *texel; @@ -743,9 +741,8 @@ fetch_luminance8(const struct gl_texture_image *texImage, static void fetch_alpha8(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLubyte *texel; @@ -764,7 +761,7 @@ fetch_alpha8(const struct gl_texture_image *texImage, static void fetch_index8(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); (void) mml; @@ -774,28 +771,26 @@ fetch_index8(const struct gl_texture_image *texImage, static void fetch_luminance8_alpha8(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLubyte *texel; - i = i * mml->wScale; - j = j * mml->hScale; + i = i * mml->wScale; + j = j * mml->hScale; - texel = ((GLubyte *) texImage->Data) + (j * mml->width + i) * 2; - rgba[RCOMP] = texel[0]; - rgba[GCOMP] = texel[0]; - rgba[BCOMP] = texel[0]; - rgba[ACOMP] = texel[1]; + texel = ((GLubyte *) texImage->Data) + (j * mml->width + i) * 2; + rgba[RCOMP] = texel[0]; + rgba[GCOMP] = texel[0]; + rgba[BCOMP] = texel[0]; + rgba[ACOMP] = texel[1]; } static void fetch_r5g6b5(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLushort *texel; @@ -812,9 +807,8 @@ fetch_r5g6b5(const struct gl_texture_image *texImage, static void fetch_r4g4b4a4(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLushort *texel; @@ -831,9 +825,8 @@ fetch_r4g4b4a4(const struct gl_texture_image *texImage, static void fetch_r5g5b5a1(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLushort *texel; @@ -850,9 +843,8 @@ fetch_r5g5b5a1(const struct gl_texture_image *texImage, static void fetch_a8r8g8b8(const struct gl_texture_image *texImage, - GLint i, GLint j, GLint k, GLvoid * texelOut) + GLint i, GLint j, GLint k, GLchan * rgba) { - GLchan *rgba = (GLchan *) texelOut; const tdfxMipMapLevel *mml = TDFX_TEXIMAGE_DATA(texImage); const GLuint *texel; |