/** * Copyright 2010 JogAmp Community. All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are * permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this list of * conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, this list * of conditions and the following disclaimer in the documentation and/or other materials * provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * The views and conclusions contained in the software and documentation are those of the * authors and should not be interpreted as representing official policies, either expressed * or implied, of JogAmp Community. */ package demo; import javax.media.opengl.GL; import javax.media.opengl.GL2ES2; import javax.media.opengl.GLAutoDrawable; import javax.media.opengl.GLCapabilities; import javax.media.opengl.GLProfile; import com.jogamp.graph.curve.OutlineShape; import com.jogamp.graph.curve.Region; import com.jogamp.graph.curve.opengl.RegionRenderer; import com.jogamp.graph.geom.opengl.SVertex; import com.jogamp.newt.opengl.GLWindow; import com.jogamp.opengl.util.Animator; /** Demonstrate the rendering of multiple outlines into one region/OutlineShape * These Outlines are not necessary connected or contained. * The output of this demo shows two identical shapes but the left one * has some vertices with off-curve flag set to true, and the right allt he vertices * are on the curve. Demos the Res. Independent Nurbs based Curve rendering * */ public class GPURegionNewtDemo01 { static final boolean DEBUG = false; static final boolean TRACE = false; public static void main(String[] args) { GPURegionNewtDemo01 test = new GPURegionNewtDemo01(); test.testMe(); } RegionGLListener regionGLListener = null; GLWindow window; public void testMe() { GLProfile.initSingleton(true); GLProfile glp = GLProfile.getGL2ES2(); GLCapabilities caps = new GLCapabilities(glp); caps.setAlphaBits(4); caps.setSampleBuffers(true); caps.setNumSamples(4); // 2 samples is not enough .. System.out.println("Requested: " + caps); GLWindow w = GLWindow.create(caps); w.setPosition(10, 10); w.setSize(800, 400); w.setTitle("GPU Curve Region Newt Demo 01 - r2t0 msaa1"); regionGLListener = createRegionRendererListener(w); window.addGLEventListener(regionGLListener); window.enablePerfLog(true); window.setVisible(true); //FPSAnimator animator = new FPSAnimator(60); Animator animator = new Animator(); animator.add(window); animator.start(); } public RegionGLListener createRegionRendererListener(GLWindow w) { this.window = w; RegionGLListener l = new RegionGLListener(); l.attachInputListenerTo(w); return l; } public class RegionGLListener extends GPURegionRendererListenerBase01 { OutlineShape outlineShape = null; public RegionGLListener() { super(SVertex.factory(), Region.SINGLE_PASS, DEBUG, TRACE); setMatrix(-20, 00, 0f, -50, 400); } private void createTestOutline(){ float offset = 0; outlineShape = new OutlineShape(getRenderer().getFactory()); outlineShape.addVertex(0.0f,-10.0f, true); outlineShape.addVertex(15.0f,-10.0f, true); outlineShape.addVertex(10.0f,5.0f, false); outlineShape.addVertex(15.0f,10.0f, true); outlineShape.addVertex(6.0f,15.0f, false); outlineShape.addVertex(5.0f,8.0f, false); outlineShape.addVertex(0.0f,10.0f,true); outlineShape.closeLastOutline(); outlineShape.addEmptyOutline(); outlineShape.addVertex(5.0f,-5.0f,true); outlineShape.addVertex(10.0f,-5.0f, false); outlineShape.addVertex(10.0f,0.0f, true); outlineShape.addVertex(5.0f,0.0f, false); outlineShape.closeLastOutline(); /** Same shape as above but without any off-curve vertices */ outlineShape.addEmptyOutline(); offset = 30; outlineShape.addVertex(offset+0.0f,-10.0f, true); outlineShape.addVertex(offset+17.0f,-10.0f, true); outlineShape.addVertex(offset+11.0f,5.0f, true); outlineShape.addVertex(offset+16.0f,10.0f, true); outlineShape.addVertex(offset+7.0f,15.0f, true); outlineShape.addVertex(offset+6.0f,8.0f, true); outlineShape.addVertex(offset+0.0f,10.0f, true); outlineShape.closeLastOutline(); outlineShape.addEmptyOutline(); outlineShape.addVertex(offset+5.0f,0.0f, true); outlineShape.addVertex(offset+5.0f,-5.0f, true); outlineShape.addVertex(offset+10.0f,-5.0f, true); outlineShape.addVertex(offset+10.0f,0.0f, true); outlineShape.closeLastOutline(); } public void init(GLAutoDrawable drawable) { super.init(drawable); GL2ES2 gl = drawable.getGL().getGL2ES2(); final RegionRenderer regionRenderer = (RegionRenderer) getRenderer(); gl.setSwapInterval(1); gl.glEnable(GL2ES2.GL_DEPTH_TEST); regionRenderer.init(gl); regionRenderer.setAlpha(gl, 1.0f); regionRenderer.setColor(gl, 0.0f, 0.0f, 0.0f); //gl.glSampleCoverage(0.95f, false); //gl.glEnable(GL2GL3.GL_SAMPLE_COVERAGE); // sample coverage doesn't really make a difference to lines //gl.glEnable(GL2GL3.GL_SAMPLE_ALPHA_TO_ONE); MSAATool.dump(drawable); createTestOutline(); } public void display(GLAutoDrawable drawable) { GL2ES2 gl = drawable.getGL().getGL2ES2(); gl.glClearColor(1.0f, 1.0f, 1.0f, 1.0f); gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); final RegionRenderer regionRenderer = (RegionRenderer) getRenderer(); regionRenderer.resetModelview(null); regionRenderer.translate(null, getXTran(), getYTran(), getZoom()); regionRenderer.rotate(gl, getAngle(), 0, 1, 0); regionRenderer.renderOutlineShape(gl, outlineShape, getPosition(), getTexSize()); } } }