POW doesn't match directly TGSI, since we should
take the absolute value of src0.
Fixes black textures in some games
Reviewed-by: David Heidelberg <da...@ixit.cz>
Signed-off-by: Axel Davy <axel.d...@ens.fr>
Cc: "10.4" <mesa-sta...@lists.freedesktop.org>
---
src/gallium/state_trackers/nine/nine_shader.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/src/gallium/state_trackers/nine/nine_shader.c
b/src/gallium/state_trackers/nine/nine_shader.c
index 6f8ddcc..da77da5 100644
--- a/src/gallium/state_trackers/nine/nine_shader.c
+++ b/src/gallium/state_trackers/nine/nine_shader.c
@@ -1946,6 +1946,17 @@ DECL_SPECIAL(DEFI)
return D3D_OK;
}
+DECL_SPECIAL(POW)
+{
+ struct ureg_dst dst = tx_dst_param(tx, &tx->insn.dst[0]);
+ struct ureg_src src[2] = {
+ tx_src_param(tx, &tx->insn.src[0]),
+ tx_src_param(tx, &tx->insn.src[1])
+ };
+ ureg_POW(tx->ureg, dst, ureg_abs(src[0]), src[1]);
+ return D3D_OK;
+}
+
DECL_SPECIAL(NRM)
{
struct ureg_program *ureg = tx->ureg;
@@ -2288,7 +2299,7 @@ struct sm1_op_info inst_table[] =
_OPI(DCL, NOP, V(0,0), V(3,0), V(0,0), V(3,0), 0, 0, SPECIAL(DCL)),
- _OPI(POW, POW, V(0,0), V(3,0), V(0,0), V(3,0), 1, 2, NULL),
+ _OPI(POW, POW, V(0,0), V(3,0), V(0,0), V(3,0), 1, 2, SPECIAL(POW)),
_OPI(CRS, XPD, V(0,0), V(3,0), V(0,0), V(3,0), 1, 2, NULL), /* XXX: .w */
_OPI(SGN, SSG, V(2,0), V(3,0), V(0,0), V(0,0), 1, 3, SPECIAL(SGN)), /*
ignore src1,2 */
_OPI(ABS, ABS, V(0,0), V(3,0), V(0,0), V(3,0), 1, 1, NULL),
--
2.1.3
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