POSITION0 input is forbidden for PS3.0 apparently.
Signed-off-by: Axel Davy <axel.d...@ens.fr>
---
src/gallium/state_trackers/nine/nine_shader.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/gallium/state_trackers/nine/nine_shader.c
b/src/gallium/state_trackers/nine/nine_shader.c
index a539ab9..6fb7547 100644
--- a/src/gallium/state_trackers/nine/nine_shader.c
+++ b/src/gallium/state_trackers/nine/nine_shader.c
@@ -2054,6 +2054,11 @@ DECL_SPECIAL(DCL)
assert(sem.reg.idx < Elements(tx->regs.v));
if (tgsi.Name == TGSI_SEMANTIC_POSITION) {
+ /* Position0/PositionT0 are forbidden (likely because vPos
already does that) */
+ if (sem.usage == D3DDECLUSAGE_POSITION ||
+ sem.usage == D3DDECLUSAGE_POSITIONT)
+ return D3DERR_INVALIDCALL;
+ /* Following code is for depth */
tx->regs.v[sem.reg.idx] = nine_get_position_input(tx);
return D3D_OK;
}
--
2.8.2
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