- switch (wrap) {
- case GL_REPEAT:
- return PIPE_TEX_WRAP_REPEAT;
- case GL_CLAMP:
- return PIPE_TEX_WRAP_CLAMP;
- case GL_CLAMP_TO_EDGE:
- return PIPE_TEX_WRAP_CLAMP_TO_EDGE;
- case GL_CLAMP_TO_BORDER:
- return PIPE_TEX_WRAP_CLAMP_TO_BORDER;
- case GL_MIRRORED_REPEAT:
- return PIPE_TEX_WRAP_MIRROR_REPEAT;
- case GL_MIRROR_CLAMP_EXT:
- return PIPE_TEX_WRAP_MIRROR_CLAMP;
- case GL_MIRROR_CLAMP_TO_EDGE_EXT:
- return PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE;
- case GL_MIRROR_CLAMP_TO_BORDER_EXT:
- return PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER;
- default:
- assert(0);
- return 0;
- }
+ /* Take advantage of how the enums are defined. */
+ static const unsigned table[32] = {
+ [GL_REPEAT & 0x1f] = PIPE_TEX_WRAP_REPEAT,
+ [GL_CLAMP & 0x1f] = PIPE_TEX_WRAP_CLAMP,
+ [GL_CLAMP_TO_EDGE & 0x1f] = PIPE_TEX_WRAP_CLAMP_TO_EDGE,
+ [GL_CLAMP_TO_BORDER & 0x1f] = PIPE_TEX_WRAP_CLAMP_TO_BORDER,
+ [GL_MIRRORED_REPEAT & 0x1f] = PIPE_TEX_WRAP_MIRROR_REPEAT,
+ [GL_MIRROR_CLAMP_EXT & 0x1f] = PIPE_TEX_WRAP_MIRROR_CLAMP,
+ [GL_MIRROR_CLAMP_TO_EDGE & 0x1f] = PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE,
+ [GL_MIRROR_CLAMP_TO_BORDER_EXT & 0x1f] = PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER,
+ };
+
+ return table[wrap & 0x1f];