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vkd3d-shader/hlsl: Lower TRUNC expressions for SM1.

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Basically, separate lower_casts_to_int() into the lowering of the CAST
and the lowering of the TRUNC, so that TRUNCs that are not part of a
cast are lowered as well.
This commit is contained in:
Francisco Casas
2025-02-27 18:53:57 -03:00
committed by Henri Verbeet
parent 1b03676a36
commit 7be7e589a9
Notes: Henri Verbeet 2025-03-12 22:20:35 +01:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1399
3 changed files with 48 additions and 30 deletions
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8
tests/hlsl/modf.shader_test
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@@ -1,4 +1,4 @@
[pixel shader todo(sm<4)]
[pixel shader]
float4 v;
float4 main() : sv_target
@@ -9,10 +9,10 @@ float4 main() : sv_target
[test]
uniform 0 float4 1.2 1.7 -1.2 -1.7
todo(sm<4) draw quad
draw quad
probe (0, 0) rgba (0.2, 0.7, -0.2, -0.7) 4
[pixel shader todo(sm<4)]
[pixel shader]
float4 v;
float4 main() : sv_target
@@ -24,5 +24,5 @@ float4 main() : sv_target
[test]
uniform 0 float4 1.2 2.7 -1.2 -2.7
todo(sm<4) draw quad
draw quad
probe (0, 0) rgba (1.0, 2.0, -1.0, -2.0)