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st/vega: vegaLookupSingle should validate the state.

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Fix "lookup" demo crash.
This commit is contained in:
Chia-I Wu 2010-11-21 18:44:21 +08:00
parent f90524a01b
commit daa265e53c
1 changed files with 2 additions and 0 deletions
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2
src/gallium/state_trackers/vega/api_filters.c
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@ -796,6 +796,8 @@ void vegaLookupSingle(VGImage dst, VGImage src,
return;
}
vg_validate_state(ctx);
for (i = 0; i < 256; ++i) {
VGuint rgba = lookupTable[i];
VGubyte blue, green, red, alpha;