* not specified with an unsized internal format from table 8.3 or a
* sized internal format that is both color-renderable and
* texture-filterable according to table 8.10."
+ *
+ * GL_EXT_texture_format_BGRA8888 adds a GL_BGRA_EXT unsized internal
+ * format, and includes it in a very similar looking table. So we
+ * include it here as well.
*/
return internalformat == GL_RGBA || internalformat == GL_RGB ||
internalformat == GL_LUMINANCE_ALPHA ||
internalformat == GL_LUMINANCE || internalformat == GL_ALPHA ||
+ internalformat == GL_BGRA_EXT ||
(_mesa_is_es3_color_renderable(internalformat) &&
- _mesa_is_es3_texture_filterable(internalformat));
+ _mesa_is_es3_texture_filterable(ctx, internalformat));
}
return (!_mesa_is_enum_format_integer(internalformat) &&
srcImage->InternalFormat)) {
_mesa_unlock_texture(ctx, texObj);
_mesa_error(ctx, GL_INVALID_OPERATION,
- "glGenerate%sMipmap(invalid internal format)", suffix);
+ "glGenerate%sMipmap(invalid internal format %s)", suffix,
+ _mesa_enum_to_string(srcImage->InternalFormat));
+ return;
+ }
+
+ if (srcImage->Width == 0 || srcImage->Height == 0) {
+ _mesa_unlock_texture(ctx, texObj);
return;
}