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fix FanFaceSurface() precision

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Garux
2025-11-16 11:30:39 +05:00
parent efca27ac91
commit f028db25dc
1 changed files with 3 additions and 2 deletions
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tools/quake3/q3map2/surface_meta.cpp
+3 -2
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@@ -627,10 +627,11 @@ static void FanFaceSurface( mapDrawSurface_t& ds ){
co.set( 0 );
/* add up the drawverts to create a centroid */
DoubleVector3 cnt( 0 );
bspDrawVert_t centroid = c_bspDrawVert_t0;
for ( const bspDrawVert_t& dv : ds.verts )
{
centroid.xyz += dv.xyz;
cnt += dv.xyz;
centroid.normal += dv.normal;
centroid.st += dv.st;
for ( int k = 0; k < MAX_LIGHTMAPS; ++k ){
@@ -641,7 +642,7 @@ static void FanFaceSurface( mapDrawSurface_t& ds ){
/* average the centroid */
const double iv = 1.0 / ds.verts.size();
centroid.xyz *= iv;
centroid.xyz = cnt * iv;
if ( VectorNormalize( centroid.normal ) == 0 ) {
centroid.normal = ds.verts[ 0 ].normal;
}