32 lines
807 B
Plaintext
32 lines
807 B
Plaintext
|
|
export uniform int width() { return programCount; }
|
|
|
|
export void f_f(uniform float RET[], uniform float aFOO[]) {
|
|
RET[programIndex] = -1;
|
|
int32 a = ~(1ul << programIndex);
|
|
#if 0
|
|
if ((programIndex < 32) && (programIndex & 1) == 0) {
|
|
RET[programIndex] = exclusive_scan_and(a);
|
|
}
|
|
#else
|
|
const bool mask = ((programIndex < 32) && (programIndex & 1) == 0);
|
|
const float res = exclusive_scan_and(mask ? a : -1);
|
|
if (mask)
|
|
{
|
|
RET[programIndex] = res;
|
|
}
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
export void result(uniform float RET[]) {
|
|
RET[programIndex] = -1;
|
|
if ((programIndex & 1) == 0 && programIndex > 0 && programIndex < 32) {
|
|
int val = 0xffffffff;
|
|
for (int i = 0; i < programIndex-1; i += 2)
|
|
val &= ~(1ul<<i);
|
|
RET[programIndex] = val;
|
|
}
|
|
}
|