Petrichor Park : tests/shader-runner: Add tests for acos and asin trig intrinsics.
Module: vkd3d Branch: master Commit: 92044d5e4114ae65b77b232fba442f347f21069d URL: https://gitlab.winehq.org/wine/vkd3d/-/commit/92044d5e4114ae65b77b232fba442f... Author: Petrichor Park <ppark(a)codeweavers.com> Date: Wed Sep 6 15:14:12 2023 -0500 tests/shader-runner: Add tests for acos and asin trig intrinsics. Extracted by Conor McCarthy from an HLSL patch, and modified to include SM 6 variations. --- Makefile.am | 1 + tests/hlsl/inverse-trig.shader_test | 92 +++++++++++++++++++++++++++++++++++++ 2 files changed, 93 insertions(+) diff --git a/Makefile.am b/Makefile.am index 90e7dcfc..1687d9a0 100644 --- a/Makefile.am +++ b/Makefile.am @@ -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 \ diff --git a/tests/hlsl/inverse-trig.shader_test b/tests/hlsl/inverse-trig.shader_test new file mode 100644 index 00000000..6077b4b5 --- /dev/null +++ b/tests/hlsl/inverse-trig.shader_test @@ -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)
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Alexandre Julliard