Catcrafts/Crafter.Math
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sphere box test

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This commit is contained in:
Jorijn van der Graaf 2026-03-07 20:38:51 +01:00
commit 277f88c00c
2 changed files with 8 additions and 4 deletions
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6
interfaces/Crafter.Math-Intersection.cppm
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@ -202,9 +202,9 @@ namespace Crafter {
// Translate the sphere center into the OBB's local space
Vector<T, 3, 0> localCenter = Vector<T, 3, 0>(
Vector<T, 3, 0>::Dot(sphereCenter - Vector<T, 3, 0>(boxMatrix.m[3][0], boxMatrix.m[3][1], boxMatrix.m[3][2]), xAxis),
Vector<T, 3, 0>::Dot(sphereCenter - Vector<T, 3, 0>(boxMatrix.m[3][0], boxMatrix.m[3][1], boxMatrix.m[3][2]), yAxis),
Vector<T, 3, 0>::Dot(sphereCenter - Vector<T, 3, 0>(boxMatrix.m[3][0], boxMatrix.m[3][1], boxMatrix.m[3][2]), zAxis)
Vector<T, 3, 0>::Dot(sphereCenter - Vector<T, 3, 0>(boxMatrix.m[0][3], boxMatrix.m[1][3], boxMatrix.m[2][3]), xAxis),
Vector<T, 3, 0>::Dot(sphereCenter - Vector<T, 3, 0>(boxMatrix.m[0][3], boxMatrix.m[1][3], boxMatrix.m[2][3]), yAxis),
Vector<T, 3, 0>::Dot(sphereCenter - Vector<T, 3, 0>(boxMatrix.m[0][3], boxMatrix.m[1][3], boxMatrix.m[2][3]), zAxis)
);
// Clamp the local center to the OBB's extents

6
interfaces/main.cpp
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@ -5,5 +5,9 @@ import std;
using namespace Crafter;
int main() {
Vector<float, 3, 0> sphereCenter(-10,0,0);
float sphereRadius = 10;
Vector<float, 3, 0> boxSize(0,0,0);
MatrixRowMajor<float, 4, 3, 1> boxMatrix = MatrixRowMajor<float, 4, 3, 1> ::Translation(10,0,0);
std::cout << IntersectionTestSphereOrientedBox(sphereCenter, sphereRadius, boxSize, boxMatrix) << std::endl;
}