diff --git a/examples/shapes/shapes_kaleidoscope.c b/examples/shapes/shapes_kaleidoscope.c index 6c35ca399..07c96344c 100644 --- a/examples/shapes/shapes_kaleidoscope.c +++ b/examples/shapes/shapes_kaleidoscope.c @@ -31,19 +31,21 @@ int main(void) InitWindow(screenWidth, screenHeight, "raylib [shapes] example - kaleidoscope"); int symmetry = 6; - float angle = 360.0f / (float)symmetry; + float angle = 360.0f/(float)symmetry; float thickness = 3.0f; Vector2 prevMousePos = { 0 }; SetTargetFPS(60); ClearBackground(BLACK); - Vector2 offset = {(float)screenWidth / 2.0f, (float)screenHeight / 2.0f}; + Vector2 offset = { (float)screenWidth/2.0f, (float)screenHeight/2.0f }; Camera2D camera = { 0 }; camera.target = (Vector2){ 0 }; camera.offset = offset; camera.rotation = 0.0f; camera.zoom = 1.0f; + + Vector2 scaleVector = { 1.0f, -1.0f }; //-------------------------------------------------------------------------------------- // Main game loop @@ -52,23 +54,21 @@ int main(void) // Update //---------------------------------------------------------------------------------- Vector2 mousePos = GetMousePosition(); + Vector2 lineStart = Vector2Subtract(mousePos, offset); + Vector2 lineEnd = Vector2Subtract(prevMousePos, offset); //---------------------------------------------------------------------------------- // Draw //---------------------------------------------------------------------------------- BeginDrawing(); BeginMode2D(camera); - Vector2 lineStart = Vector2Subtract(mousePos, offset); - Vector2 lineEnd = Vector2Subtract(prevMousePos, offset); - if (IsMouseButtonDown(MOUSE_LEFT_BUTTON)) { for (int i = 0; i < symmetry; i++) { - lineStart = Vector2Rotate(lineStart, angle * DEG2RAD); - lineEnd = Vector2Rotate(lineEnd, angle * DEG2RAD); + lineStart = Vector2Rotate(lineStart, angle*DEG2RAD); + lineEnd = Vector2Rotate(lineEnd, angle*DEG2RAD); DrawLineEx(lineStart, lineEnd, thickness, WHITE); - Vector2 scaleVector = {1.0f, -1.0f}; Vector2 reflectLineStart = Vector2Multiply(lineStart, scaleVector); Vector2 reflectLineEnd = Vector2Multiply(lineEnd, scaleVector);