Catcrafts/Crafter.Math
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sphere box test

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Jorijn van der Graaf 2026-03-07 20:10:09 +01:00
commit e2fbfb76a9
1 changed files with 2 additions and 2 deletions
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interfaces/Crafter.Math-Intersection.cppm
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@ -195,13 +195,13 @@ namespace Crafter {
export template<typename T>
constexpr bool IntersectionTestSphereOrientatedBox(Vector<T, 3, 0> spherePos, T sphereRadius, Vector<T, 3, 0> boxSize, MatrixRowMajor<T, 4, 3, 1> boxMat) {
Vector<T, 3, 0> d = spherePos - Vector<T, 3, 0>(boxMat[4][0], boxMat[4][1], boxMat[4][2]);
Vector<T, 3, 0> d = spherePos - Vector<T, 3, 0>(boxMat.m[4][0], boxMat.m[4][1], boxMat.m[4][2]);
T distSq = 0.0f;
for (std::uint32_t i = 0; i < 3; ++i)
{
Vector<T, 3, 0> axis(boxMat[i][0], boxMat[i][1], boxMat[i][2]);
Vector<T, 3, 0> axis(boxMat.m[i][0], boxMat.m[i][1], boxMat.m[i][2]);
T dist = Vector<T, 3, 0>::Dot(d, axis);
T excess = std::fabs(dist) - boxSize.v[i];
excess = std::max(excess, 0.0f);