1 files changed, 128 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c
index e6c8c18011..44368c2819 100644
--- a/src/mesa/drivers/dri/r300/r300_tex.c
+++ b/src/mesa/drivers/dri/r300/r300_tex.c
@@ -433,6 +433,22 @@ static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
 		else
 			return &_mesa_texformat_ycbcr_rev;
 
+	case GL_RGB_S3TC:
+	case GL_RGB4_S3TC:
+	case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+	  return &_mesa_texformat_rgb_dxt1;
+	  
+	case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+	  return &_mesa_texformat_rgba_dxt1;
+	  
+	case GL_RGBA_S3TC:
+	case GL_RGBA4_S3TC:
+	case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
+	  return &_mesa_texformat_rgba_dxt3;
+	  
+	case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+	  return &_mesa_texformat_rgba_dxt5;
+	  
 	default:
 		_mesa_problem(ctx,
 			      "unexpected internalFormat 0x%x in r300ChooseTextureFormat",
@@ -706,6 +722,115 @@ static void r300TexSubImage2D(GLcontext * ctx, GLenum target, GLint level,
 	t->dirty_images[face] |= (1 << level);
 }
 
+static void r300CompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level,
+                              GLint internalFormat,
+                              GLint width, GLint height, GLint border,
+                              GLsizei imageSize, const GLvoid *data,
+                              struct gl_texture_object *texObj,
+                              struct gl_texture_image *texImage )
+{
+   driTextureObject * t = (driTextureObject *) texObj->DriverData;
+   GLuint face;
+
+   /* which cube face or ordinary 2D image */
+   switch (target) {
+   case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+   case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+   case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+   case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+      face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
+      ASSERT(face < 6);
+      break;
+   default:
+      face = 0;
+   }
+
+   if ( t != NULL ) {
+      driSwapOutTextureObject( t );
+   }
+   else {
+      t = (driTextureObject *) r300AllocTexObj( texObj );
+      if (!t) {
+         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D");
+         return;
+      }
+   }
+
+   texImage->IsClientData = GL_FALSE;
+/* can't call this, different parameters. Would never evaluate to true anyway currently
+   if (r300ValidateClientStorage( ctx, target, 
+				  internalFormat,
+				  width, height,
+				  format, type, pixels,
+				  packing, texObj, texImage)) {
+      if (RADEON_DEBUG & DEBUG_TEXTURE)
+	 fprintf(stderr, "%s: Using client storage\n", __FUNCTION__);
+   }
+   else */{
+      if (RADEON_DEBUG & DEBUG_TEXTURE)
+	 fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__);
+
+      /* Normal path: copy (to cached memory) and eventually upload
+       * via another copy to GART memory and then a blit...  Could
+       * eliminate one copy by going straight to (permanent) GART.
+       *
+       * Note, this will call r300ChooseTextureFormat.
+       */
+      _mesa_store_compressed_teximage2d(ctx, target, level, internalFormat, width,
+                                 height, border, imageSize, data, texObj, texImage);
+
+      t->dirty_images[face] |= (1 << level);
+   }
+}
+
+
+static void r300CompressedTexSubImage2D( GLcontext *ctx, GLenum target, GLint level,
+                                 GLint xoffset, GLint yoffset,
+                                 GLsizei width, GLsizei height,
+                                 GLenum format,
+                                 GLsizei imageSize, const GLvoid *data,
+                                 struct gl_texture_object *texObj,
+                                 struct gl_texture_image *texImage )
+{
+   driTextureObject * t = (driTextureObject *) texObj->DriverData;
+   GLuint face;
+
+
+   /* which cube face or ordinary 2D image */
+   switch (target) {
+   case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+   case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+   case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+   case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+   case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+      face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
+      ASSERT(face < 6);
+      break;
+   default:
+      face = 0;
+   }
+
+   assert( t ); /* this _should_ be true */
+   if ( t ) {
+      driSwapOutTextureObject( t );
+   }
+   else {
+      t = (driTextureObject *) r300AllocTexObj( texObj );
+      if (!t) {
+         _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage3D");
+         return;
+      }
+   }
+
+   _mesa_store_compressed_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
+                            height, format, imageSize, data, texObj, texImage);
+
+   t->dirty_images[face] |= (1 << level);
+}
+
 #if ENABLE_HW_3D_TEXTURE
 static void r300TexImage3D(GLcontext * ctx, GLenum target, GLint level,
 			   GLint internalFormat,
@@ -1032,6 +1157,9 @@ void r300InitTextureFuncs(struct dd_function_table *functions)
 	functions->TexEnv = r300TexEnv;
 	functions->TexParameter = r300TexParameter;
 	functions->TexGen = r300TexGen;
+	
+	functions->CompressedTexImage2D	= r300CompressedTexImage2D;
+	functions->CompressedTexSubImage2D	= r300CompressedTexSubImage2D;
 
 	driInitTextureFormats();