Update raylib.h

Added CheckCollisionRayLine()

src/raylib.h

@@ -1191,6 +1191,7 @@ RLAPI bool CheckCollisionPointRec(Vector2 point, Rectangle rec);
 RLAPI bool CheckCollisionPointCircle(Vector2 point, Vector2 center, float radius);                       // Check if point is inside circle
 RLAPI bool CheckCollisionPointTriangle(Vector2 point, Vector2 p1, Vector2 p2, Vector2 p3);               // Check if point is inside a triangle
 RLAPI bool CheckCollisionLines(Vector2 startPos1, Vector2 endPos1, Vector2 startPos2, Vector2 endPos2, Vector2 *collisionPoint); // Check the collision between two lines defined by two points each, returns collision point by reference
+bool CheckCollisionRayLine(Vector2 rayPosition, Vector2 rayDirection, Vector2 startPos, Vector2 endPos, Vector2 *collisionPoint)// Check the collision between a ray defined by a position + direction, and a line segment, returns collision point by reference
 RLAPI bool CheckCollisionPointLine(Vector2 point, Vector2 p1, Vector2 p2, int threshold);                // Check if point belongs to line created between two points [p1] and [p2] with defined margin in pixels [threshold]
 RLAPI Rectangle GetCollisionRec(Rectangle rec1, Rectangle rec2);                                         // Get collision rectangle for two rectangles collision