dawn-cmake/test/array/function_parameter.wgsl.expected.hlsl
Ben Clayton 2bb45389b7 writer/hlsl: Zero initialize with (T) 0
For structures and arrays.
This behaves identically to the per-element zero-initialization, but can be significantly less verbose.

Change-Id: I380ef86f16c2b3f37a9de2820e707f368955b761
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/56764
Auto-Submit: Ben Clayton <bclayton@google.com>
Reviewed-by: David Neto <dneto@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
2021-07-02 19:27:42 +00:00

35 lines
668 B
HLSL

struct tint_array_wrapper {
float arr[4];
};
float f1(tint_array_wrapper a) {
return a.arr[3];
}
struct tint_array_wrapper_1 {
tint_array_wrapper arr[3];
};
float f2(tint_array_wrapper_1 a) {
return a.arr[2].arr[3];
}
struct tint_array_wrapper_2 {
tint_array_wrapper_1 arr[2];
};
float f3(tint_array_wrapper_2 a) {
return a.arr[1].arr[2].arr[3];
}
[numthreads(1, 1, 1)]
void main() {
const tint_array_wrapper a1 = {(float[4])0};
const tint_array_wrapper_1 a2 = {(tint_array_wrapper[3])0};
const tint_array_wrapper_2 a3 = {(tint_array_wrapper_1[2])0};
const float v1 = f1(a1);
const float v2 = f2(a2);
const float v3 = f3(a3);
return;
}