Bug 852: Add unit test TestCPUSourcingAPINEWT validating CPU sourcing, i.e. expecting exception w/ core profile!

2 files changed, 225 insertions, 3 deletions

diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestBug692GL3VAONEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestBug692GL3VAONEWT.java
index d6f8803e6..5337b64a0 100644
--- a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestBug692GL3VAONEWT.java
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestBug692GL3VAONEWT.java
@@ -33,7 +33,6 @@ import java.nio.ShortBuffer;
 import java.util.logging.Level;

 import java.util.logging.Logger;

 

-import javax.media.opengl.DebugGL3;

 import javax.media.opengl.GL3;

 import javax.media.opengl.GL3bc;

 import javax.media.opengl.GLAutoDrawable;

@@ -237,8 +236,6 @@ public class TestBug692GL3VAONEWT extends UITestCase {
 

         @Override

         public void init(GLAutoDrawable drawable) {

-            drawable.setGL(new DebugGL3(drawable.getGL().getGL3()));

-

             final GL3 gl = drawable.getGL().getGL3();

             gl.glEnable(GL3.GL_DEPTH_TEST);

             gl.glDisable(GL3.GL_CULL_FACE);

diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestCPUSourcingAPINEWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestCPUSourcingAPINEWT.java
new file mode 100644
index 000000000..388c57904
--- /dev/null
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestCPUSourcingAPINEWT.java
@@ -0,0 +1,225 @@
+/**
+ * Copyright 2013 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 com.jogamp.opengl.test.junit.jogl.acore;
+
+import java.nio.FloatBuffer;
+import java.nio.ShortBuffer;
+
+import com.jogamp.common.nio.Buffers;
+import com.jogamp.opengl.test.junit.util.MiscUtils;
+import com.jogamp.opengl.test.junit.util.UITestCase;
+import com.jogamp.opengl.util.GLBuffers;
+
+import javax.media.opengl.GL2;
+import javax.media.opengl.GL2ES2;
+import javax.media.opengl.GLAutoDrawable;
+import javax.media.opengl.GLCapabilities;
+import javax.media.opengl.GLDrawableFactory;
+import javax.media.opengl.GLEventListener;
+import javax.media.opengl.GLException;
+import javax.media.opengl.GLOffscreenAutoDrawable;
+import javax.media.opengl.GLProfile;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.FixMethodOrder;
+import org.junit.runners.MethodSorters;
+
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+public class TestCPUSourcingAPINEWT extends UITestCase {
+    static long duration = 500; // ms
+
+    static class Demo implements GLEventListener {
+        private final static float[] vertexColorData = new float[]{
+             0.0f,  0.75f, 0.0f,  1,0,0,
+            -0.5f, -0.75f, 0.0f,  0,1,0,
+             0.9f, -0.75f, 0.0f,  0,0,1
+        };
+        private final FloatBuffer vertexColorDataBuffer = GLBuffers.newDirectFloatBuffer(vertexColorData);
+
+        private final short[] indices = new short[]{0, 1, 2};
+        private final ShortBuffer indicesBuffer = GLBuffers.newDirectShortBuffer(indices);
+
+
+        private int vertID = -1;
+        private int fragID = -1;
+        private int progID = -1;
+
+        private static int createShader(final GL2ES2 gl, int type,
+                final String[] srcLines){
+            int shaderID = gl.glCreateShader(type);
+            assert shaderID > 0;
+            int[] lengths  = new int[srcLines.length];
+            for (int i = 0; i < srcLines.length; i++) {
+                lengths[i] = srcLines[i].length();
+            }
+            gl.glShaderSource(shaderID, srcLines.length, srcLines, lengths, 0);
+            gl.glCompileShader(shaderID);
+            return shaderID;
+        }
+
+        private void initShaders(GL2ES2 gl) {
+            final String[] vertSrc = new String[]{
+                "#version 150\n",
+                "in vec4 vPosition;\n",
+                "in vec4 vColor;\n",
+                "out vec4 pColor;\n",
+                "void main() {\n",
+                "    pColor       = vColor;\n",
+                "    gl_Position = vPosition;\n",
+                "}\n"
+            };
+            vertID = createShader(gl, GL2ES2.GL_VERTEX_SHADER, vertSrc);
+
+            final String[] fragSrc = new String[]{
+                "#version 150\n",
+                "in vec4 pColor;\n",
+                "void main() {\n",
+                "    gl_FragColor = pColor;\n",
+                "}\n"
+            };
+            fragID = createShader(gl, GL2ES2.GL_FRAGMENT_SHADER, fragSrc);
+
+            // We're done with the compiler
+            gl.glReleaseShaderCompiler();
+
+            progID = gl.glCreateProgram();
+            assert progID > 0;
+            gl.glAttachShader(progID, vertID);
+            gl.glAttachShader(progID, fragID);
+            gl.glLinkProgram(progID);
+            gl.glValidateProgram(progID);
+        }
+
+        @Override
+        public void init(GLAutoDrawable drawable) {
+            final GL2ES2 gl = drawable.getGL().getGL2ES2();
+            gl.glEnable(GL2ES2.GL_DEPTH_TEST);
+            gl.glDisable(GL2ES2.GL_CULL_FACE);
+            initShaders(gl);
+
+            gl.setSwapInterval(1);
+        }
+
+        @Override
+        public void dispose(GLAutoDrawable drawable) {
+            final GL2ES2 gl = drawable.getGL().getGL2ES2();
+            gl.glDetachShader(progID, fragID);
+            gl.glDetachShader(progID, vertID);
+            gl.glDeleteProgram(progID);
+            gl.glDeleteShader(fragID);
+            gl.glDeleteShader(vertID);
+        }
+
+        private void displayCPUSourcing(final GL2 gl) {
+            final int posLoc    = gl.glGetAttribLocation(progID, "vPosition");
+            final int colorLoc = gl.glGetAttribLocation(progID, "vColor");
+            gl.glEnableVertexAttribArray(posLoc);
+            gl.glEnableVertexAttribArray(colorLoc);
+
+            final int stride = 6 * Buffers.SIZEOF_FLOAT;
+            // final int cOff   = 3 * Buffers.SIZEOF_FLOAT;
+            gl.glVertexAttribPointer(posLoc,  3, GL2ES2.GL_FLOAT, false, stride, vertexColorDataBuffer);
+            vertexColorDataBuffer.position(3); // move to cOff
+            gl.glVertexAttribPointer(colorLoc,3, GL2ES2.GL_FLOAT, false, stride, vertexColorDataBuffer);
+            vertexColorDataBuffer.position(0); // rewind cOff
+
+            gl.glDrawElements(GL2ES2.GL_TRIANGLES, 3, GL2ES2.GL_UNSIGNED_SHORT, indicesBuffer);
+
+            gl.glDisableVertexAttribArray(posLoc);
+            gl.glDisableVertexAttribArray(colorLoc);
+        }
+
+        @Override
+        public void display(GLAutoDrawable drawable) {
+            final GL2ES2 gl = drawable.getGL().getGL2ES2();
+            gl.glClearColor(0x44, 0x44, 0x44, 0);
+            gl.glClear(GL2ES2.GL_COLOR_BUFFER_BIT | GL2ES2.GL_DEPTH_BUFFER_BIT);
+            gl.glUseProgram(progID);
+
+            // Hard casting is of course invalid!
+            // But we need to 'fake' compatibility mode to trigger CPU-sourcing w/ GL3 core
+            displayCPUSourcing((GL2) gl);
+
+            gl.glUseProgram(0);
+        }
+
+        @Override
+        public void reshape(GLAutoDrawable drawable, int x, int y, int w, int h) {
+        }
+    }
+
+    private void testImpl(GLProfile profile) throws InterruptedException {
+        final GLCapabilities capabilities = new GLCapabilities(profile);
+        GLDrawableFactory factory = GLDrawableFactory.getFactory(profile);
+        GLOffscreenAutoDrawable glad = factory.createOffscreenAutoDrawable(null, capabilities, null, 512, 512);
+
+        final Demo vaoTest = new Demo();
+        glad.addGLEventListener(vaoTest);
+        glad.display();
+
+        glad.destroy();
+    }
+
+    @Test
+    public void test01GL2CPUSource() throws GLException, InterruptedException {
+        if( ! GLProfile.isAvailable(GLProfile.GL2) ) {
+            System.err.println("GL2 n/a");
+            return;
+        }
+        testImpl(GLProfile.get(GLProfile.GL2));
+    }
+
+    @Test
+    public void test02GL3CPUSource() throws GLException, InterruptedException {
+        final GLProfile glp = GLProfile.getMaxProgrammableCore(true);
+        if( !glp.isGL3ES3() && !glp.isGL2ES2() ) {
+            System.err.println("No GL core profile available, got "+glp);
+            return;
+        }
+        GLException exp = null;
+        try {
+            testImpl(glp);
+        } catch(GLException gle) {
+            exp = gle;
+            System.err.println("Expected Exception: "+exp.getMessage());
+        }
+        Assert.assertNotNull("Excpected GLException missing due to CPU Sourcing w/ GL3 core context", exp);
+    }
+
+    public static void main(String args[]) {
+        for(int i=0; i<args.length; i++) {
+            if(args[i].equals("-time")) {
+                i++;
+                duration = MiscUtils.atol(args[i], duration);
+            }
+        }
+        org.junit.runner.JUnitCore.main(TestCPUSourcingAPINEWT.class.getName());
+    }
+}