public static void drawPolygon(ShapeRenderer sr, float[] polygon, float lineWidth) {
ShapeRenderer.ShapeType type = sr.getCurrentType();
sr.end();
if (lineWidth == 0f) {
sr.begin(ShapeRenderer.ShapeType.Line);
sr.polygon(polygon);
} else {
sr.begin(ShapeRenderer.ShapeType.Filled);
for (int i = 0; i < polygon.length / 2; i++) {
sr.rectLine(
polygon[i * 2],
polygon[i * 2 + 1],
polygon[(i * 2 + 2) % polygon.length],
polygon[(i * 2 + 3) % polygon.length],
lineWidth);
}
}
sr.end();
sr.begin(type);
}
@Override
public void renderAffine2(ShapeRenderer renderer, Transform transform) {
tmp.set(renderer.getColor());
renderer.setColor(color);
affine2.set(transform.affine2);
float x = ox + (centre ? -width / 2f : 0);
float y = oy + (centre ? -height / 2f : 0);
affine2.translate(x, y);
Affine2Utils.rectangle(width, height, affine2, rect);
if (renderer.getCurrentType() == ShapeRenderer.ShapeType.Filled) {
// cant do polygon :/
renderer.triangle(rect[X1], rect[Y1], rect[X2], rect[Y2], rect[X3], rect[Y3]);
renderer.triangle(rect[X1], rect[Y1], rect[X3], rect[Y3], rect[X4], rect[Y4]);
} else {
renderer.polygon(rect);
}
renderer.setColor(tmp);
}