mesa: added comment for target_enum_to_index()

2009-11-19 09:55:08 -07:00
parent e0399fddf2
commit 09325b9ff4
1 changed files with 2 additions and 1 deletions
@@ -940,7 +940,8 @@ _mesa_DeleteTextures( GLsizei n, const GLuint *textures)
 /**
 * Convert a GL texture target enum such as GL_TEXTURE_2D or GL_TEXTURE_3D
 * into the corresponding Mesa texture target index.
- * Return -1 if target is invalid.
+ * Note that proxy targets are not valid here.
+ * \return TEXTURE_x_INDEX or -1 if target is invalid
 */
 static GLint
 target_enum_to_index(GLenum target)