Use shader subgroup extensions if shader ballot is not supported (#2627)

* Use shader subgroup extensions if shader ballot is not supported

* Shader cache version bump + cleanup

* The type is still required on the table
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gdkchan 2021-09-19 09:38:39 -03:00 committed by GitHub
parent 7379bc2f39
commit f08a280ade
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16 changed files with 125 additions and 42 deletions

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@ -2,6 +2,6 @@ float Helper_SwizzleAdd(float x, float y, int mask)
{
vec4 xLut = vec4(1.0, -1.0, 1.0, 0.0);
vec4 yLut = vec4(1.0, 1.0, -1.0, 1.0);
int lutIdx = mask >> int(gl_SubGroupInvocationARB & 3u) * 2;
int lutIdx = mask >> int($SUBGROUP_INVOCATION$ & 3u) * 2;
return x * xLut[lutIdx] + y * yLut[lutIdx];
}