diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/autodiff/make-struct-mixed-type.slang | 34 | ||||
| -rw-r--r-- | tests/autodiff/make-struct-mixed-type.slang.expected.txt | 5 |
2 files changed, 39 insertions, 0 deletions
diff --git a/tests/autodiff/make-struct-mixed-type.slang b/tests/autodiff/make-struct-mixed-type.slang new file mode 100644 index 000000000..bc966eff7 --- /dev/null +++ b/tests/autodiff/make-struct-mixed-type.slang @@ -0,0 +1,34 @@ +//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type +//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -output-using-type + +//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer +RWStructuredBuffer<float> outputBuffer; + +struct MixedType : IDifferentiable +{ + no_diff float noDiffField; + float field; +} + +[BackwardDifferentiable] +float f1(MixedType m) +{ + return 2.0 * m.field; +} + +[BackwardDifferentiable] +float f(MixedType m) +{ + MixedType m1 = { m.noDiffField, m.field }; + return f1(m1); +} + +[numthreads(1, 1, 1)] +void computeMain(uint3 dispatchThreadID: SV_DispatchThreadID) +{ + MixedType v = { 0, 2.0 }; + MixedType.Differential dv = { 0.0 }; + var p = diffPair(v, dv); + __bwd_diff(f)(p, 1.0); + outputBuffer[0] = p.d.field; +}
\ No newline at end of file diff --git a/tests/autodiff/make-struct-mixed-type.slang.expected.txt b/tests/autodiff/make-struct-mixed-type.slang.expected.txt new file mode 100644 index 000000000..0e6e3be96 --- /dev/null +++ b/tests/autodiff/make-struct-mixed-type.slang.expected.txt @@ -0,0 +1,5 @@ +type: float +2.0 +0.0 +0.0 +0.0
\ No newline at end of file |