* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- for (i = 0; i < PIPE_MAX_CLIP_PLANES; i++) {
- if (st->ctx->Transform.ClipPlanesEnabled & (1 << i)) {
- memcpy(clip.ucp[clip.nr],
- st->ctx->Transform._ClipUserPlane[i],
- sizeof(clip.ucp[0]));
- clip.nr++;
- }
+ /* if we have a vertex shader that writes clip vertex we need to pass
+ the pre-projection transformed coordinates into the driver. */
+ if (st->vp) {
+ if (ctx->_Shader->CurrentProgram[MESA_SHADER_VERTEX])
+ use_eye = TRUE;
-
- if (memcmp(&clip, &st->state.clip, sizeof(clip)) != 0) {
+
+ memcpy(clip.ucp,
+ use_eye ? ctx->Transform.EyeUserPlane
+ : ctx->Transform._ClipUserPlane, sizeof(clip.ucp));
+
+ if (memcmp(&st->state.clip, &clip, sizeof(clip)) != 0) {
const struct st_tracked_state st_update_clip = {
"st_update_clip", /* name */
{ /* dirty */
const struct st_tracked_state st_update_clip = {
"st_update_clip", /* name */
{ /* dirty */