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| -rw-r--r-- | src/raymath.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/raymath.h b/src/raymath.h index 783c4449..06ab1320 100644 --- a/src/raymath.h +++ b/src/raymath.h @@ -297,6 +297,19 @@ RMDEF Vector2 Vector2Lerp(Vector2 v1, Vector2 v2, float amount) return result; } +// Calculate reflected vector to normal +RMDEF Vector2 Vector2Reflect(Vector2 v, Vector2 normal) +{ + Vector2 result = { 0 }; + + float dotProduct = Vector2DotProduct(v, normal); + + result.x = v.x - (2.0f*normal.x)*dotProduct; + result.y = v.y - (2.0f*normal.y)*dotProduct; + + return result; +} + // Rotate Vector by float in Degrees. RMDEF Vector2 Vector2Rotate(Vector2 v, float degs) { |