46 lines
1.1 KiB
HLSL
46 lines
1.1 KiB
HLSL
uint2 tint_first_leading_bit(uint2 v) {
|
|
uint2 x = v;
|
|
const uint2 b16 = (bool2((x & (4294901760u).xx)) ? (16u).xx : (0u).xx);
|
|
x = (x >> b16);
|
|
const uint2 b8 = (bool2((x & (65280u).xx)) ? (8u).xx : (0u).xx);
|
|
x = (x >> b8);
|
|
const uint2 b4 = (bool2((x & (240u).xx)) ? (4u).xx : (0u).xx);
|
|
x = (x >> b4);
|
|
const uint2 b2 = (bool2((x & (12u).xx)) ? (2u).xx : (0u).xx);
|
|
x = (x >> b2);
|
|
const uint2 b1 = (bool2((x & (2u).xx)) ? (1u).xx : (0u).xx);
|
|
const uint2 is_zero = ((x == (0u).xx) ? (4294967295u).xx : (0u).xx);
|
|
return uint2((((((b16 | b8) | b4) | b2) | b1) | is_zero));
|
|
}
|
|
|
|
void firstLeadingBit_6fe804() {
|
|
uint2 res = tint_first_leading_bit((0u).xx);
|
|
}
|
|
|
|
struct tint_symbol {
|
|
float4 value : SV_Position;
|
|
};
|
|
|
|
float4 vertex_main_inner() {
|
|
firstLeadingBit_6fe804();
|
|
return (0.0f).xxxx;
|
|
}
|
|
|
|
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() {
|
|
firstLeadingBit_6fe804();
|
|
return;
|
|
}
|
|
|
|
[numthreads(1, 1, 1)]
|
|
void compute_main() {
|
|
firstLeadingBit_6fe804();
|
|
return;
|
|
}
|