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Merge pull request #1 from ProfJski/ProfJski-patch-1 

Update CheckCollisionSpheres() to avoid sqrt
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ProfJski 2019-05-08 14:04:46 -04:00 committed by GitHub
parent 97c8a28aaa d3dae38449
commit 4330b098f3
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1 changed files with 1 additions and 11 deletions
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src/models.c
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@ -2472,17 +2472,7 @@ void DrawBoundingBox(BoundingBox box, Color color)
// Detect collision between two spheres
bool CheckCollisionSpheres(Vector3 centerA, float radiusA, Vector3 centerB, float radiusB)
{
bool collision = false;
float dx = centerA.x - centerB.x; // X distance between centers
float dy = centerA.y - centerB.y; // Y distance between centers
float dz = centerA.z - centerB.z; // Y distance between centers
float distance = sqrtf(dx*dx + dy*dy + dz*dz); // Distance between centers
if (distance <= (radiusA + radiusB)) collision = true;
return collision;
return Vector3DotProduct(Vector3Subtract(B,A),Vector3Subtract(B,A))<=(RadA+RadB)*(RadA+RadB);
}
// Detect collision between two boxes