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Fix vector2angle

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Antonis Geralis 2022-12-15 12:39:26 +02:00 committed by GitHub
parent c2b56c583a
commit 5d4f17da3a
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1 changed files with 5 additions and 1 deletions
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src/raymath.h
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@ -307,9 +307,13 @@ RMAPI float Vector2DistanceSqr(Vector2 v1, Vector2 v2)
} }
// Calculate angle from two vectors // Calculate angle from two vectors
// Parameters need to be normalized
RMAPI float Vector2Angle(Vector2 v1, Vector2 v2) RMAPI float Vector2Angle(Vector2 v1, Vector2 v2)
{ {
float result = -acos(v1.x*v2.x + v1.y*v2.y); float dotProduct = v1.x*v2.x + v1.y*v2.y;
float t = dotProduct < -1 ? -1 : dotProduct;
float result = acos(t > max ? max : t;);
return result; return result;
} }