46 lines
1.0 KiB
HLSL
46 lines
1.0 KiB
HLSL
uint tint_count_leading_zeros(uint v) {
|
|
uint x = uint(v);
|
|
const uint b16 = ((x <= 65535u) ? 16u : 0u);
|
|
x = (x << b16);
|
|
const uint b8 = ((x <= 16777215u) ? 8u : 0u);
|
|
x = (x << b8);
|
|
const uint b4 = ((x <= 268435455u) ? 4u : 0u);
|
|
x = (x << b4);
|
|
const uint b2 = ((x <= 1073741823u) ? 2u : 0u);
|
|
x = (x << b2);
|
|
const uint b1 = ((x <= 2147483647u) ? 1u : 0u);
|
|
const uint is_zero = ((x == 0u) ? 1u : 0u);
|
|
return uint((((((b16 | b8) | b4) | b2) | b1) + is_zero));
|
|
}
|
|
|
|
void countLeadingZeros_208d46() {
|
|
uint res = tint_count_leading_zeros(1u);
|
|
}
|
|
|
|
struct tint_symbol {
|
|
float4 value : SV_Position;
|
|
};
|
|
|
|
float4 vertex_main_inner() {
|
|
countLeadingZeros_208d46();
|
|
return float4(0.0f, 0.0f, 0.0f, 0.0f);
|
|
}
|
|
|
|
tint_symbol vertex_main() {
|
|
const float4 inner_result = vertex_main_inner();
|
|
tint_symbol wrapper_result = (tint_symbol)0;
|
|
wrapper_result.value = inner_result;
|
|
return wrapper_result;
|
|
}
|
|
|
|
void fragment_main() {
|
|
countLeadingZeros_208d46();
|
|
return;
|
|
}
|
|
|
|
[numthreads(1, 1, 1)]
|
|
void compute_main() {
|
|
countLeadingZeros_208d46();
|
|
return;
|
|
}
|