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comment, bugfix, and simplification

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This commit is contained in:
Irlan 2018-04-17 03:11:35 -03:00
parent 9b01af3d70
commit 75fe47b453
2 changed files with 5 additions and 19 deletions
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7
include/bounce/collision/shapes/qhull.h
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@ -26,12 +26,9 @@ struct b3QHull : public b3Hull
b3QHull();
~b3QHull();
// Create a convex hull from a point list.
// If the point list defines a degenerate polyhedron
// the old hull is not cleared.
//
// Create a convex hull from an array of points.
// If the points define a degenerate polyhedron the hull is not overwritten.
// Coincident points are removed.
// Coplanar faces are merged.
void Set(const b3Vec3* points, u32 count);
// Set this hull as a cylinder located at the origin.

17
src/bounce/collision/shapes/qhull.cpp
View File

@ -151,7 +151,7 @@ static b3Vec3 b3ComputeCentroid(b3QHull* hull)
void b3QHull::Set(const b3Vec3* points, u32 count)
{
// Copy points into local buffer, remove coincident points.
b3StackArray<b3Vec3, 256> ps;
b3StackArray<b3Vec3, B3_MAX_HULL_FEATURES> ps;
for (u32 i = 0; i < count; ++i)
{
b3Vec3 p = points[i];
@ -209,27 +209,16 @@ void b3QHull::Set(const b3Vec3* points, u32 count)
face = face->next;
}
if (V > B3_MAX_HULL_FEATURES)
if (V > B3_MAX_HULL_FEATURES || E > B3_MAX_HULL_FEATURES || F > B3_MAX_HULL_FEATURES)
{
b3Free(qh_memory);
return;
}
if (E > B3_MAX_HULL_FEATURES)
{
b3Free(qh_memory);
return;
}
if (F > B3_MAX_HULL_FEATURES)
{
b3Free(qh_memory);
return;
}
b3Free(vertices);
b3Free(edges);
b3Free(faces);
b3Free(planes);
vertexCount = 0;
vertices = (b3Vec3*)b3Alloc(V * sizeof(b3Vec3));