More updates for texture compression.

Added _mesa_compressed_texture_size_glenum() for validating the imageSize
parameter to glCompressedTex[Sub]Image1/2/3() which does _not_ call
ctx->Driver.CompressedTextureSize() - since that could return a padded size.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index c373d2f95ea..b9a1925be02 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -2383,12 +2383,13 @@ choose_texture_format(GLcontext *ctx, struct gl_texture_image *texImage,
                       GLuint dims,
                       GLenum format, GLenum type, GLint internalFormat)
 {
-   assert(ctx->Driver.ChooseTextureFormat);
+   ASSERT(dims == 1 || dims == 2 || dims == 3);
+   ASSERT(ctx->Driver.ChooseTextureFormat);
 
    texImage->TexFormat
       = ctx->Driver.ChooseTextureFormat(ctx, internalFormat, format, type);
 
-   assert(texImage->TexFormat);
+   ASSERT(texImage->TexFormat);
 
    set_fetch_functions(texImage, dims);