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authorBrian Paul <brian.paul@tungstengraphics.com>2000-09-28 18:30:39 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2000-09-28 18:30:39 +0000
commit37a6211795cfd0a4431bdb7c676acf54f29df994 (patch)
treef4d0bf75f657bed5608e94bdd5f329ee3c10abc6 /src/mesa
parent574c456a5ac6ca13f293a2884c3a90fd28edd4e1 (diff)
new params for SpecificCompressedTexFormat() (Bill White)
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/main/dd.h13
-rw-r--r--src/mesa/main/teximage.c49
2 files changed, 38 insertions, 24 deletions
diff --git a/src/mesa/main/dd.h b/src/mesa/main/dd.h
index 0341c50acc..a94e21d4b2 100644
--- a/src/mesa/main/dd.h
+++ b/src/mesa/main/dd.h
@@ -1,4 +1,4 @@
-/* $Id: dd.h,v 1.32 2000/09/14 23:13:51 brianp Exp $ */
+/* $Id: dd.h,v 1.33 2000/09/28 18:30:39 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -699,8 +699,15 @@ struct dd_function_table {
*/
GLint (*SpecificCompressedTexFormat)(GLcontext *ctx,
- GLint internalFormat,
- GLint numDimensions);
+ GLint internalFormat,
+ GLint numDimensions,
+ GLint *levelp,
+ GLsizei *widthp,
+ GLsizei *heightp,
+ GLsizei *depthp,
+ GLint *borderp,
+ GLenum *formatp,
+ GLenum *typep);
/* Called to turn a generic texture format into a specific
* texture format. For example, if a driver implements
* GL_3DFX_texture_compression_FXT1, this would map
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 6f14c1974b..6617912c5f 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -1,4 +1,4 @@
-/* $Id: teximage.c,v 1.50 2000/09/07 15:38:49 brianp Exp $ */
+/* $Id: teximage.c,v 1.51 2000/09/28 18:30:39 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -1507,7 +1507,14 @@ copytexsubimage_error_check( GLcontext *ctx, GLuint dimensions,
*/
static GLint
get_specific_compressed_tex_format(GLcontext *ctx,
- GLint ifmt, GLint numDimensions)
+ GLint ifmt, GLint numDimensions,
+ GLint *levelp,
+ GLsizei *widthp,
+ GLsizei *heightp,
+ GLsizei *depthp,
+ GLint *borderp,
+ GLenum *formatp,
+ GLenum *typep)
{
char message[100];
GLint internalFormat = ifmt;
@@ -1516,22 +1523,14 @@ get_specific_compressed_tex_format(GLcontext *ctx,
&& ctx->Driver.SpecificCompressedTexFormat) {
/*
* First, ask the driver for the specific format.
+ * We do this for all formats, since we may want to
+ * fake one compressed format for another.
*/
- switch (internalFormat) {
- case GL_COMPRESSED_ALPHA_ARB:
- case GL_COMPRESSED_LUMINANCE_ARB:
- case GL_COMPRESSED_LUMINANCE_ALPHA_ARB:
- case GL_COMPRESSED_INTENSITY_ARB:
- case GL_COMPRESSED_RGB_ARB:
- case GL_COMPRESSED_RGBA_ARB:
- internalFormat = (*ctx->Driver.SpecificCompressedTexFormat)
- (ctx, internalFormat, numDimensions);
- /* XXX shouldn't we return now? */
- break;
- default:
- /* silence compiler warnings */
- ;
- }
+ internalFormat = (*ctx->Driver.SpecificCompressedTexFormat)
+ (ctx, internalFormat, numDimensions,
+ levelp,
+ widthp, heightp, depthp,
+ borderp, formatp, typep);
}
/*
@@ -1597,7 +1596,6 @@ get_specific_compressed_tex_format(GLcontext *ctx,
}
-
/*
* Called from the API. Note that width includes the border.
*/
@@ -1619,7 +1617,10 @@ _mesa_TexImage1D( GLenum target, GLint level, GLint internalFormat,
struct gl_texture_image *texImage;
GLint ifmt;
- ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 1);
+ ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 1,
+ &level,
+ &width, 0, 0,
+ &border, &format, &type);
if (ifmt < 0) {
/*
* The error here is that we were sent a generic compressed
@@ -1752,7 +1753,10 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat,
struct gl_texture_image *texImage;
GLint ifmt;
- ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 2);
+ ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 2,
+ &level,
+ &width, &height, 0,
+ &border, &format, &type);
if (ifmt < 0) {
/*
* The error here is that we were sent a generic compressed
@@ -1894,7 +1898,10 @@ _mesa_TexImage3D( GLenum target, GLint level, GLint internalFormat,
struct gl_texture_image *texImage;
GLint ifmt;
- ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 3);
+ ifmt = get_specific_compressed_tex_format(ctx, internalFormat, 3,
+ &level,
+ &width, &height, &depth,
+ &border, &format, &type);
if (ifmt < 0) {
/*
* The error here is that we were sent a generic compressed