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st/nine: PositionT and Tessfactor are forbidden as PS input

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According to wine tests, they are forbidden as PS input,
which makes sense.

Signed-off-by: Axel Davy <axel.davy@ens.fr>
This commit is contained in:
Axel Davy
2016-02-09 23:33:51 +01:00
parent 44068af92e
commit d11d913987
1 changed files with 5 additions and 3 deletions
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src/gallium/state_trackers/nine/nine_shader.c
+5 -3
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@@ -2052,11 +2052,13 @@ DECL_SPECIAL(DCL)
unsigned interp_location = 0;
/* SM3 only, SM2 input semantic determined by file */
assert(sem.reg.idx < ARRAY_SIZE(tx->regs.v));
/* PositionT and tessfactor forbidden */
if (sem.usage == D3DDECLUSAGE_POSITIONT || sem.usage == D3DDECLUSAGE_TESSFACTOR)
return D3DERR_INVALIDCALL;
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)
/* Position0 is forbidden (likely because vPos already does that) */
if (sem.usage == D3DDECLUSAGE_POSITION)
return D3DERR_INVALIDCALL;
/* Following code is for depth */
tx->regs.v[sem.reg.idx] = nine_get_position_input(tx);