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vkd3d-shader/tpf: Implmenent HLSL_OP1_RCP.

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SM5 comes with a RCP opcode; for SM4, implement it as `DIV dst, 1, x`.
This commit is contained in:
Petrichor Park
2024-04-22 12:24:16 -05:00
committed by Henri Verbeet
parent b3f0cd5788
commit bec4f413dc
Notes: Henri Verbeet 2024-07-11 17:16:15 +02:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/822
2 changed files with 51 additions and 13 deletions
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26
tests/hlsl/rcp.shader_test
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@@ -1,4 +1,4 @@
[pixel shader todo(sm>=4)]
[pixel shader]
uniform float4 f;
float4 main() : sv_target
@@ -8,28 +8,28 @@ float4 main() : sv_target
[test]
uniform 0 float4 1.0 2.0 3.0 4.0
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (1.0, 0.5, 0.3333333, 0.25) 8
uniform 0 float4 -1.0 -2.0 -3.0 -4.0
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (-1.0, -0.5, -0.3333333, -0.25) 8
uniform 0 float4 12.34 56.78 -90.12 -34.56
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (0.081037275, 0.017611835, -0.011096316, -0.028935184) 8
uniform 0 float4 0.25 0.125 0.0625 0.3333333
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (4.0, 8.0, 16.0, 3.0) 8
% Degenerate cases
uniform 0 float4 0.0 -0.0 1.0e39 -1.0e39
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (1.0e39, -1.0e39, 0.0, -0.0) 8
[pixel shader todo(sm>=4)]
[pixel shader]
% Check invertibility
uniform float4 f;
@@ -40,19 +40,19 @@ float4 main() : sv_target
[test]
uniform 0 float4 1.0 2.0 3.0 4.0
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (1.0, 2.0, 3.0, 4.0) 8
uniform 0 float4 7.604 3.1415 2.72 9.876
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (7.604, 3.1415, 2.72, 9.876) 8
uniform 0 float4 0.0 -0.0 1.0e39 -1.0e39
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (0.0, -0.0, 1.0e39, -1.0e39)
[pixel shader todo(sm>=4)]
[pixel shader]
% Make sure swizzling works
uniform float4 f;
@@ -68,9 +68,9 @@ float4 main() : sv_target
[test]
uniform 0 float4 1.0 2.0 3.0 4.0
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (1.0, 0.5, 0.3333333, 0.25) 8
uniform 0 float4 -1.0 -2.0 -3.0 -4.0
todo(sm>=4 & sm<6) draw quad
todo(glsl) draw quad
probe (0, 0) rgba (-1.0, -0.5, -0.3333333, -0.25) 8