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tests/shader-runner: Add tests for acos and asin trig intrinsics.

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Extracted by Conor McCarthy from an HLSL patch, and modified to include
SM 6 variations.
This commit is contained in:
Petrichor Park 2023-09-06 15:14:12 -05:00 committed by Alexandre Julliard
parent 2f9906ee90
commit 92044d5e41
Notes: Alexandre Julliard 2024-02-06 23:43:29 +01:00 
Approved-by: Conor McCarthy (@cmccarthy)
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/602
2 changed files with 93 additions and 0 deletions
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1
Makefile.am
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@ -121,6 +121,7 @@ vkd3d_shader_tests = \
tests/hlsl/initializer-struct.shader_test \
tests/hlsl/intrinsic-override.shader_test \
tests/hlsl/invalid.shader_test \
tests/hlsl/inverse-trig.shader_test \
tests/hlsl/is-front-face.shader_test \
tests/hlsl/ldexp.shader_test \
tests/hlsl/length.shader_test \

92
tests/hlsl/inverse-trig.shader_test Normal file
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@ -0,0 +1,92 @@
% TPF does not define instructions for inverse trig; these intrinsics are
% decomposed into other instructions. FXC emits code which may vary wrt other
% implementations. DXIL defines intrinsics for inverse trig, to be implemented
% by the backend.
[pixel shader todo]
uniform float4 a;
float4 main() : sv_target
{
return float4(acos(a.x), 0.0, 0.0, 0.0);
}
[test]
uniform 0 float4 -1.0 0.0 0.0 0.0
todo draw quad
probe all rgba (3.14159274, 0.0, 0.0, 0.0) 128
uniform 0 float4 -0.5 0.0 0.0 0.0
todo draw quad
probe all rgba (2.094441441, 0.0, 0.0, 0.0) 256
uniform 0 float4 0.0 0.0 0.0 0.0
todo draw quad
probe all rgba (1.57072878, 0.0, 0.0, 0.0) 1024
uniform 0 float4 0.5 0.0 0.0 0.0
todo draw quad
probe all rgba (1.04715133, 0.0, 0.0, 0.0) 512
uniform 0 float4 1.0 0.0 0.0 0.0
todo draw quad
probe all rgba (0.0, 0.0, 0.0, 0.0) 128
[pixel shader todo]
uniform float4 a;
float4 main() : sv_target
{
float4 result = float4(asin(a.x), 0.0, 0.0, 0.0);
// Quantize to cover implementation variations, which are quite large for asin().
return round(result * 20000.0);
}
[test]
uniform 0 float4 -1.0 0.0 0.0 0.0
todo draw quad
probe all rgba (-31416.0, 0.0, 0.0, 0.0)
[require]
shader model < 6.0
[test]
uniform 0 float4 -0.5 0.0 0.0 0.0
todo draw quad
probe all rgba (-10473.0, 0.0, 0.0, 0.0)
uniform 0 float4 0.0 0.0 0.0 0.0
todo draw quad
probe all rgba (1.0, 0.0, 0.0, 0.0)
uniform 0 float4 0.5 0.0 0.0 0.0
todo draw quad
probe all rgba (10473.0, 0.0, 0.0, 0.0)
[require]
shader model >= 6.0
% We implement SM 6.0 inverse trig instructions using the native equivalents
% available in the backend. The values below are from the AMD Windows drivers,
% which are very close to those from Ubuntu's calculator app. Results from
% RADV are a bit lower than these, hence the large max ulp difference.
[test]
uniform 0 float4 -0.5 0.0 0.0 0.0
todo draw quad
probe all rgba (-10472.0, 0.0, 0.0, 0.0) 4096
uniform 0 float4 0.0 0.0 0.0 0.0
todo draw quad
probe all rgba (0.0, 0.0, 0.0, 0.0)
uniform 0 float4 0.5 0.0 0.0 0.0
todo draw quad
probe all rgba (10472.0, 0.0, 0.0, 0.0) 4096
[require]
% reset requirements
[test]
uniform 0 float4 1.0 0.0 0.0 0.0
todo draw quad
probe all rgba (31416.0, 0.0, 0.0, 0.0)