summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/nvc0
diff options
context:
space:
mode:
authorChristoph Bumiller <[email protected]>2013-03-31 22:10:02 +0200
committerChristoph Bumiller <[email protected]>2013-04-03 12:54:43 +0200
commit6417d56c1921c311a7b59001e0d37822a0ed1a65 (patch)
treef0c792e140a94c825a2b46f4978f3668cae6c19a /src/gallium/drivers/nvc0
parente45c969fe5890472d0a49bf2f7d561f3d315be2a (diff)
nv50,nvc0: disable DEPTH_RANGE_NEAR/FAR clipping during blit
We send position.z == 0, DEPTH_RANGE may be some arbitrary range not including 0 (for exmaple in piglit's hiz tests).
Diffstat (limited to 'src/gallium/drivers/nvc0')
-rw-r--r--src/gallium/drivers/nvc0/nvc0_3d.xml.h2
-rw-r--r--src/gallium/drivers/nvc0/nvc0_surface.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_3d.xml.h b/src/gallium/drivers/nvc0/nvc0_3d.xml.h
index 44f96a20f01..d3f719d333f 100644
--- a/src/gallium/drivers/nvc0/nvc0_3d.xml.h
+++ b/src/gallium/drivers/nvc0/nvc0_3d.xml.h
@@ -1041,7 +1041,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define NVC0_3D_VIEWPORT_TRANSFORM_EN 0x0000192c
#define NVC0_3D_VIEW_VOLUME_CLIP_CTRL 0x0000193c
-#define NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK0 0x00000001
+#define NVC0_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_RANGE_0_1 0x00000001
#define NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK1__MASK 0x00000006
#define NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK1__SHIFT 1
#define NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK1_UNK0 0x00000000
diff --git a/src/gallium/drivers/nvc0/nvc0_surface.c b/src/gallium/drivers/nvc0/nvc0_surface.c
index de71127072b..2af7fcdce68 100644
--- a/src/gallium/drivers/nvc0/nvc0_surface.c
+++ b/src/gallium/drivers/nvc0/nvc0_surface.c
@@ -869,6 +869,8 @@ nvc0_blit_3d(struct nvc0_context *nvc0, const struct pipe_blit_info *info)
z += 0.5f * dz;
IMMED_NVC0(push, NVC0_3D(VIEWPORT_TRANSFORM_EN), 0);
+ IMMED_NVC0(push, NVC0_3D(VIEW_VOLUME_CLIP_CTRL), 0x2 |
+ NVC0_3D_VIEW_VOLUME_CLIP_CTRL_DEPTH_RANGE_0_1);
BEGIN_NVC0(push, NVC0_3D(VIEWPORT_HORIZ(0)), 2);
PUSH_DATA (push, nvc0->framebuffer.width << 16);
PUSH_DATA (push, nvc0->framebuffer.height << 16);