protected override void DrawVertices(/* final */ GL10 pGL, /* final */ Camera pCamera)
 {
     pGL.GlDrawArrays(GL10Consts.GlTriangleStrip, 0, 4);
 }
 protected override void DrawVertices(/* final */ GL10 pGL, /* final */ Camera pCamera)
 {
     pGL.GlDrawArrays(GL10Consts.GlTriangleStrip, 0, 4);
 }