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tests: Add a test for uninitialized varyings.

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Elizabeth Figura 2024-10-28 10:37:52 -05:00 committed by Henri Verbeet
parent b0646cb427
commit 568776bbf6
Notes: Henri Verbeet 2024-11-04 17:11:05 +01:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1236
2 changed files with 47 additions and 0 deletions
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1
Makefile.am
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@ -268,6 +268,7 @@ vkd3d_shader_tests = \
tests/hlsl/unbounded-array-5.1.shader_test \
tests/hlsl/uniform-parameters.shader_test \
tests/hlsl/uniform-semantics.shader_test \
tests/hlsl/uninitialized-varyings.shader_test \
tests/hlsl/unorm-snorm.shader_test \
tests/hlsl/unroll.shader_test \
tests/hlsl/unsigned.shader_test \

46
tests/hlsl/uninitialized-varyings.shader_test Normal file
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@ -0,0 +1,46 @@
% Uninitialized varyings behave generally quite different across different
% drivers. This test is limited to what is more or less consistent.
[require]
shader model < 4.0
[pixel shader]
% The alpha channel is not consistent here.
float4 main(float4 v : texcoord0) : sv_target
{
return float4(v.xyz, 1);
}
[test]
clear rtv 0 1 0 0 1
todo draw quad
probe (0, 0) rgba (0, 0, 0, 1)
[pixel shader]
float4 main(float2 v : texcoord3, float3 w : texcoord1) : sv_target
{
return float4(v.xy, w.yz);
}
[test]
clear rtv 0 1 0 0 1
todo draw quad
probe (0, 0) rgba (0, 0, 0, 0)
[require]
% 2.0 consistently yields white. 3.0 has no consistent results.
% color1 also has no consistent results in 2.0 or 3.0.
shader model < 3.0
[pixel shader]
float4 main(float4 v : color0) : sv_target
{
return v;
}
[test]
clear rtv 0 1 0 0 1
todo draw quad
probe (0, 0) rgba (1, 1, 1, 1)