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Vector2/Vector3: Add squared distance. #2376

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Mar 9, 2022
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Vector2/Vector3: Add squared distance. #2376

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21 changes: 21 additions & 0 deletions src/raymath.h
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Original file line number Diff line number Diff line change
Expand Up @@ -278,6 +278,14 @@ RMAPI float Vector2Distance(Vector2 v1, Vector2 v2)
return result;
}

// Calculate square distance between two vectors
RMAPI float Vector2DistanceSqr(Vector2 v1, Vector2 v2)
{
float result = ((v1.x - v2.x)*(v1.x - v2.x) + (v1.y - v2.y)*(v1.y - v2.y));

return result;
}

// Calculate angle from two vectors
RMAPI float Vector2Angle(Vector2 v1, Vector2 v2)
{
Expand Down Expand Up @@ -548,6 +556,19 @@ RMAPI float Vector3Distance(Vector3 v1, Vector3 v2)
return result;
}

// Calculate square distance between two vectors
RMAPI float Vector3DistanceSqr(Vector3 v1, Vector3 v2)
{
float result = 0.0f;

float dx = v2.x - v1.x;
float dy = v2.y - v1.y;
float dz = v2.z - v1.z;
result = dx*dx + dy*dy + dz*dz;

return result;
}

// Calculate angle between two vectors
RMAPI float Vector3Angle(Vector3 v1, Vector3 v2)
{
Expand Down