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fix yet another portal surface cutting bug

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James Lambert 2023-08-30 21:27:11 -06:00
parent 20b850a975
commit 9ea0659ce6
1 changed files with 6 additions and 0 deletions
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6
src/scene/portal_surface_generator.c
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@ -546,6 +546,12 @@ int portalSurfaceConnectToPoint(struct PortalSurfaceBuilder* surfaceBuilder, int
} else {
// back up to new cuttingEdge
surfaceBuilder->cuttingEdge = newEdgePtr->prevEdge;
struct SurfaceEdge* reverseEdgePtr = portalSurfaceGetEdge(surfaceBuilder, newEdgePtr->reverseEdge);
// rejoin previous cuttingEdge
portalSurfaceGetEdge(surfaceBuilder, surfaceBuilder->cuttingEdge)->nextEdge = reverseEdgePtr->nextEdge;
portalSurfaceGetEdge(surfaceBuilder, reverseEdgePtr->nextEdge)->prevEdge = surfaceBuilder->cuttingEdge;
}
} else if (!surfaceBuilder->hasEdge && surfaceBuilder->vertices[surfaceBuilder->startingPoint].equalTest == surfaceBuilder->vertices[pointIndex].equalTest) {
// starting point is directly on edge use edage as new cutting edge