The translation also needs to be inverted, and in bypass mode
the state tracker incorrectly assumes that Y = 0 = TOP, so we
need inversion there to; NDC clipping has to be deactivated
explicitly.
---
src/gallium/drivers/nv50/nv50_state_validate.c | 31 +++++++++++++++--------
1 files changed, 20 insertions(+), 11 deletions(-)
diff --git a/src/gallium/drivers/nv50/nv50_state_validate.c
b/src/gallium/drivers/nv50/nv50_state_validate.c
index 03aed81..ce8e44f 100644
--- a/src/gallium/drivers/nv50/nv50_state_validate.c
+++ b/src/gallium/drivers/nv50/nv50_state_validate.c
@@ -258,6 +258,7 @@ scissor_uptodate:
if (nv50->dirty & (NV50_NEW_VIEWPORT | NV50_NEW_RASTERIZER)) {
unsigned bypass;
+ float y_translate = (float)nv50->framebuffer.height;
if (!nv50->rasterizer->pipe.bypass_vs_clip_and_viewport)
bypass = 0;
@@ -271,25 +272,33 @@ scissor_uptodate:
nv50->state.viewport_bypass = bypass;
so = so_new(12, 0);
+ so_method(so, tesla, NV50TCL_VIEW_VOLUME_CLIP_CTRL, 1);
if (!bypass) {
- so_method(so, tesla, NV50TCL_VIEWPORT_UNK1(0), 3);
+ so_data(so, 0x0000);
+ y_translate -= nv50->viewport.translate[1];
+ so_method(so, tesla, NV50TCL_VIEWPORT_TRANSLATE(0), 3);
so_data (so, fui(nv50->viewport.translate[0]));
- so_data (so, fui(nv50->viewport.translate[1]));
+ so_data (so, fui(y_translate));
so_data (so, fui(nv50->viewport.translate[2]));
- so_method(so, tesla, NV50TCL_VIEWPORT_UNK0(0), 3);
+ so_method(so, tesla, NV50TCL_VIEWPORT_SCALE(0), 3);
so_data (so, fui(nv50->viewport.scale[0]));
so_data (so, fui(-nv50->viewport.scale[1]));
so_data (so, fui(nv50->viewport.scale[2]));
- so_method(so, tesla, 0x192c, 1);
- so_data (so, 1);
- so_method(so, tesla, 0x0f90, 1);
- so_data (so, 0);
} else {
- so_method(so, tesla, 0x192c, 1);
- so_data (so, 0);
- so_method(so, tesla, 0x0f90, 1);
- so_data (so, 1);
+ /* don't do xy-clipping in NDC space */
+ so_data(so, 0x0800);
+ /* in bypass mode, y = 0 would be bottom */
+ so_method(so, tesla, NV50TCL_VIEWPORT_TRANSLATE(0), 3);
+ so_data (so, fui(0.0f));
+ so_data (so, fui(y_translate));
+ so_data (so, fui(0.0f));
+ so_method(so, tesla, NV50TCL_VIEWPORT_SCALE(0), 3);
+ so_data (so, fui(1.0f));
+ so_data (so, fui(-1.0f));
+ so_data (so, fui(1.0f));
}
+ so_method(so, tesla, NV50TCL_VIEWPORT_TRANSFORM_EN, 1);
+ so_data (so, 1);
so_ref(so, &nv50->state.viewport);
so_ref(NULL, &so);
--
1.6.3.3
--------------030109060900080900080804
Content-Type: text/plain;
name="0003-nv50-fix-sx-dx-typo-in-transfer_rect_m2mf.patch"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline;
filename*0="0003-nv50-fix-sx-dx-typo-in-transfer_rect_m2mf.patch"
