Example usage for com.badlogic.gdx.graphics.glutils ShapeRenderer rect

Introduction

In this page you can find the example usage for com.badlogic.gdx.graphics.glutils ShapeRenderer rect.

Prototype

public void rect(float x, float y, float originX, float originY, float width, float height, float scaleX,
        float scaleY, float degrees) 

Source Link

Document

Draws a rectangle in the x/y plane using ShapeType#Line or ShapeType#Filled .

Usage

From source file:org.ams.testapps.paintandphysics.cardhouse.TurnCircle.java

License:Open Source License

/** Draw the turn circle. */
public void draw(ShapeRenderer worldRenderer) {
    if (!visible)
        return;//  w w w. j av  a  2s. c  o  m

    zoom = camera.zoom * (float) Math.sqrt(camera.viewportHeight / 10);

    worldRenderer.set(ShapeRenderer.ShapeType.Filled);
    worldRenderer.setColor(color);

    // draw circle
    for (Util.Triangle t : triangulatedCircle) {
        tmp_triangle[0] = t.a.x * zoom + position.x;
        tmp_triangle[1] = t.a.y * zoom + position.y;
        tmp_triangle[2] = t.b.x * zoom + position.x;
        tmp_triangle[3] = t.b.y * zoom + position.y;
        tmp_triangle[4] = t.c.x * zoom + position.x;
        tmp_triangle[5] = t.c.y * zoom + position.y;

        renderPolygonFilling(worldRenderer, tmp_triangle, fillingTriangle);
    }

    if (drawAngleSquare) {
        // draw square in middle
        float half = 0.1f * zoom;

        worldRenderer.rect(position.x - half, position.y - half, half, half, half * 2, half * 2, 1, 1,
                angleSquareAngle * MathUtils.radiansToDegrees);
    }

    if (drawMarkers) {
        // draw angle markers
        worldRenderer.set(ShapeRenderer.ShapeType.Line);
        worldRenderer.setColor(moreOpaqueColor);

        int n = (int) (360 / markerSpacing);

        float inner = radius * zoom;
        float outer = (radius + width * 0.1f) * zoom;

        float rotate = MathUtils.PI2 / n;
        for (int i = 0; i < n; i++) {
            v.set(inner, 0).rotateRad(rotate * i).add(position);
            v1.set(outer, 0).rotateRad(rotate * i).add(position);
            worldRenderer.line(v.x, v.y, v1.x, v1.y);
        }
    }

}

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