- if (key->tex_target == GL_TEXTURE_CUBE_MAP &&
- (key->minfilter != GL_NEAREST || key->magfilter != GL_NEAREST)) {
- /* If we're using anything but nearest sampling for a cube map, we
- * need to set this wrap mode to avoid GPU lock-ups.
+ sampler->ss1.r_wrap_mode = translate_wrap_mode(key->wrap_r);
+ sampler->ss1.s_wrap_mode = translate_wrap_mode(key->wrap_s);
+ sampler->ss1.t_wrap_mode = translate_wrap_mode(key->wrap_t);
+
+ /* Cube-maps on 965 and later must use the same wrap mode for all 3
+ * coordinate dimensions. Futher, only CUBE and CLAMP are valid.
+ */
+ if (key->tex_target == GL_TEXTURE_CUBE_MAP) {
+ if (key->seamless_cube_map &&
+ (key->minfilter != GL_NEAREST || key->magfilter != GL_NEAREST)) {
+ sampler->ss1.r_wrap_mode = BRW_TEXCOORDMODE_CUBE;
+ sampler->ss1.s_wrap_mode = BRW_TEXCOORDMODE_CUBE;
+ sampler->ss1.t_wrap_mode = BRW_TEXCOORDMODE_CUBE;
+ } else {
+ sampler->ss1.r_wrap_mode = BRW_TEXCOORDMODE_CLAMP;
+ sampler->ss1.s_wrap_mode = BRW_TEXCOORDMODE_CLAMP;
+ sampler->ss1.t_wrap_mode = BRW_TEXCOORDMODE_CLAMP;
+ }
+ } else if (key->tex_target == GL_TEXTURE_1D) {
+ /* There's a bug in 1D texture sampling - it actually pays
+ * attention to the wrap_t value, though it should not.
+ * Override the wrap_t value here to GL_REPEAT to keep
+ * any nonexistent border pixels from floating in.