Exemplos de java.awt.Color.getRGB em Java

Exemplo n.º 1

Arquivo: PickSupport.java Projeto: gb96/WorldWind-JAVA

  public int getTopColor(DrawContext dc, java.awt.Point pickPoint) {
    GL gl = dc.getGL();

    java.nio.ByteBuffer pixel = BufferUtil.newByteBuffer(3);
    int yInGLCoords = dc.getView().getViewport().height - pickPoint.y - 1;
    gl.glReadPixels(
        pickPoint.x, yInGLCoords, 1, 1, javax.media.opengl.GL.GL_RGB, GL.GL_UNSIGNED_BYTE, pixel);

    java.awt.Color topColor = null;
    try {
      topColor =
          new java.awt.Color(pixel.get(0) & 0xff, pixel.get(1) & 0xff, pixel.get(2) & 0xff, 0);
    } catch (Exception e) {
      Logging.logger().severe("layers.InvalidPickColorRead");
    }

    return topColor != null ? topColor.getRGB() : 0;
  }