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gallium/tgsi: use CLAMP instead of open-coded clamps

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Signed-off-by: Erik Faye-Lund <kusmabite@gmail.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Erik Faye-Lund
2014-02-07 13:45:10 +01:00
committed by Brian Paul
parent 498d10e230
commit 7a49a796a4
1 changed files with 4 additions and 22 deletions
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src/gallium/auxiliary/tgsi/tgsi_exec.c
+4 -22
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@@ -914,28 +914,10 @@ micro_rcc(union tgsi_exec_channel *dst,
for (i = 0; i < 4; i++) {
float recip = 1.0f / src->f[i];
if (recip > 0.0f) {
if (recip > 1.884467e+019f) {
dst->f[i] = 1.884467e+019f;
}
else if (recip < 5.42101e-020f) {
dst->f[i] = 5.42101e-020f;
}
else {
dst->f[i] = recip;
}
}
else {
if (recip < -1.884467e+019f) {
dst->f[i] = -1.884467e+019f;
}
else if (recip > -5.42101e-020f) {
dst->f[i] = -5.42101e-020f;
}
else {
dst->f[i] = recip;
}
}
if (recip > 0.0f)
dst->f[i] = CLAMP(recip, 5.42101e-020f, 1.884467e+019f);
else
dst->f[i] = CLAMP(recip, -1.884467e+019f, -5.42101e-020f);
}
}