50 lines
1.2 KiB
Plaintext
50 lines
1.2 KiB
Plaintext
|
#include <metal_stdlib>
|
||
|
|
|
||
|
|
using namespace metal;
|
||
|
|
uint4 tint_first_trailing_bit(uint4 v) {
|
||
|
|
uint4 x = uint4(v);
|
||
|
|
uint4 const b16 = select(uint4(16u), uint4(0u), bool4((x & uint4(65535u))));
|
||
|
|
x = (x >> b16);
|
||
|
|
uint4 const b8 = select(uint4(8u), uint4(0u), bool4((x & uint4(255u))));
|
||
|
|
x = (x >> b8);
|
||
|
|
uint4 const b4 = select(uint4(4u), uint4(0u), bool4((x & uint4(15u))));
|
||
|
|
x = (x >> b4);
|
||
|
|
uint4 const b2 = select(uint4(2u), uint4(0u), bool4((x & uint4(3u))));
|
||
|
|
x = (x >> b2);
|
||
|
|
uint4 const b1 = select(uint4(1u), uint4(0u), bool4((x & uint4(1u))));
|
||
|
|
uint4 const is_zero = select(uint4(0u), uint4(4294967295u), (x == uint4(0u)));
|
||
|
|
return uint4((((((b16 | b8) | b4) | b2) | b1) | is_zero));
|
||
|
|
}
|
||
|
|
|
||
|
|
void firstTrailingBit_110f2c() {
|
||
|
|
uint4 arg_0 = uint4(0u);
|
||
|
|
uint4 res = tint_first_trailing_bit(arg_0);
|
||
|
|
}
|
||
|
|
|
||
|
|
struct tint_symbol {
|
||
|
|
float4 value [[position]];
|
||
|
|
};
|
||
|
|
|
||
|
|
float4 vertex_main_inner() {
|
||
|
|
firstTrailingBit_110f2c();
|
||
|
|
return float4(0.0f);
|
||
|
|
}
|
||
|
|
|
||
|
|
vertex tint_symbol vertex_main() {
|
||
|
|
float4 const inner_result = vertex_main_inner();
|
||
|
|
tint_symbol wrapper_result = {};
|
||
|
|
wrapper_result.value = inner_result;
|
||
|
|
return wrapper_result;
|
||
|
|
}
|
||
|
|
|
||
|
|
fragment void fragment_main() {
|
||
|
|
firstTrailingBit_110f2c();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
kernel void compute_main() {
|
||
|
|
firstTrailingBit_110f2c();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|