@Override
public final void ppBegin(final GL gl) {
if (null == sp) {
throw new IllegalStateException("Not initialized");
}
if (0 == frameStart) {
throw new IllegalStateException("beginFrame not called");
}
final GL2ES2 gl2es2 = gl.getGL2ES2();
gl.glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
gl.glClear(GL.GL_COLOR_BUFFER_BIT);
gl.glActiveTexture(GL.GL_TEXTURE0 + getTextureUnit());
gl2es2.glDisable(GL.GL_CULL_FACE);
gl2es2.glDisable(GL.GL_DEPTH_TEST);
gl2es2.glDisable(GL.GL_BLEND);
if (!gl2es2.isGLcore()) {
gl2es2.glEnable(GL.GL_TEXTURE_2D);
}
sp.useProgram(gl2es2, true);
gl2es2.glUniform(texUnit0);
}
public static void setBoundElementVBO(final RendererRecord rendRecord, final int id) {
final GL gl = GLContext.getCurrentGL();
if (!rendRecord.isElementVboValid() || rendRecord.getCurrentElementVboId() != id) {
gl.glBindBuffer(GL.GL_ELEMENT_ARRAY_BUFFER, id);
rendRecord.setCurrentElementVboId(id);
rendRecord.setElementVboValid(true);
}
}
@Override
public void init(final GLAutoDrawable drawable) {
final GL gl = drawable.getGL();
System.err.println("GL_VENDOR " + gl.glGetString(GL.GL_VENDOR));
System.err.println("GL_RENDERER " + gl.glGetString(GL.GL_RENDERER));
System.err.println("GL_VERSION " + gl.glGetString(GL.GL_VERSION));
if (useVBO) {
gl.glGenBuffers(1, vboName, 0);
if (0 == vboName[0]) {
throw new GLException("glGenBuffers didn't return valid VBO name");
}
}
}
protected static void setup(GL pGL, int width, int height) {
pGL.getGL2().glMatrixMode(GLMatrixFunc.GL_PROJECTION);
pGL.getGL2().glLoadIdentity();
// coordinate system origin at lower left with width and height same as the
// window
final GLU glu = new GLU();
glu.gluOrtho2D(0.0f, width, 0.0f, height);
pGL.getGL2().glMatrixMode(GLMatrixFunc.GL_MODELVIEW);
pGL.getGL2().glLoadIdentity();
pGL.glViewport(0, 0, width, height);
}
protected void applyBackgroundTextureState(
DrawContext dc, int width, int height, double opacity, WWTexture texture) {
super.applyBackgroundTextureState(dc, width, height, opacity, texture);
// Setup the texture filters to correspond to the smoothing and mipmap settings.
int minFilter =
this.isEnableSmoothing()
? (this.isUseMipmaps() ? GL.GL_LINEAR_MIPMAP_LINEAR : GL.GL_LINEAR)
: GL.GL_NEAREST;
int magFilter = this.isEnableSmoothing() ? GL.GL_LINEAR : GL.GL_NEAREST;
GL gl = dc.getGL();
gl.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MIN_FILTER, minFilter);
gl.glTexParameteri(GL.GL_TEXTURE_2D, GL.GL_TEXTURE_MAG_FILTER, magFilter);
}
public void drawGL2(GL gl) {
gl.getGL2().glPointSize(width);
gl.getGL2().glBegin(GL.GL_POINTS);
if (coordinates != null) {
for (Coord3d coord : coordinates) {
Color color = mapper.getColor(coord); // TODO: should store
// result in the
// point color
gl.getGL2().glColor4f(color.r, color.g, color.b, color.a);
gl.getGL2().glVertex3f(coord.x, coord.y, coord.z);
}
}
gl.getGL2().glEnd();
}
protected void checkError(GL gl, String location) {
int error = gl.glGetError();
if (error != GL_NO_ERROR) {
String errorString;
switch (error) {
case GL_INVALID_ENUM:
errorString = "GL_INVALID_ENUM";
break;
case GL_INVALID_VALUE:
errorString = "GL_INVALID_VALUE";
break;
case GL_INVALID_OPERATION:
errorString = "GL_INVALID_OPERATION";
break;
case GL_INVALID_FRAMEBUFFER_OPERATION:
errorString = "GL_INVALID_FRAMEBUFFER_OPERATION";
break;
case GL_OUT_OF_MEMORY:
errorString = "GL_OUT_OF_MEMORY";
break;
default:
errorString = "UNKNOWN";
break;
}
System.out.println("OpenGL Error(" + errorString + "): " + location);
throw new Error();
}
}
@Override
public final void ppOneEye(final GL gl, final int eyeNum) {
final GenericEye eye = eyes[eyeNum];
final GL2ES2 gl2es2 = gl.getGL2ES2();
eye.updateUniform(gl2es2, sp);
eye.enableVBO(gl2es2, true);
gl2es2.glDrawElements(GL.GL_TRIANGLES, eye.indexCount, GL.GL_UNSIGNED_SHORT, 0);
eyes[eyeNum].enableVBO(gl2es2, false);
}
@Override
public void draw(GL gl, GLU glu, Camera cam) {
doTransform(gl, glu, cam);
if (gl.isGL2()) {
drawGL2(gl);
} else {
drawGLES2();
}
doDrawBounds(gl, glu, cam);
}
@Test
public void test02GLDebugError() throws InterruptedException {
final GLProfile glp = GLProfile.getDefault();
final WindowContext winctx = createWindow(glp, true);
final MyGLDebugListener myGLDebugListener =
new MyGLDebugListener(
GL2ES2.GL_DEBUG_SOURCE_API, GL2ES2.GL_DEBUG_TYPE_ERROR, GL2ES2.GL_DEBUG_SEVERITY_HIGH);
winctx.context.addGLDebugListener(myGLDebugListener);
final GL gl = winctx.context.getGL();
gl.glBindFramebuffer(-1, -1); // ERROR !
if (winctx.context.isGLDebugMessageEnabled()) {
Assert.assertEquals(true, myGLDebugListener.received());
}
destroyWindow(winctx);
}
public static void applyScissors(final RendererRecord rendRecord) {
final GL gl = GLContext.getCurrentGL();
final Stack<ReadOnlyRectangle2> clips = rendRecord.getScissorClips();
if (clips.size() > 0) {
final Rectangle2 init = Rectangle2.fetchTempInstance();
init.set(-1, -1, -1, -1);
ReadOnlyRectangle2 r;
boolean first = true;
for (int i = clips.size(); --i >= 0; ) {
r = clips.get(i);
if (r == null) {
break;
}
if (first) {
init.set(r);
first = false;
} else {
init.intersect(r, init);
}
if (init.getWidth() <= 0 || init.getHeight() <= 0) {
init.setWidth(0);
init.setHeight(0);
break;
}
}
if (init.getWidth() == -1) {
setClippingEnabled(rendRecord, false);
} else {
setClippingEnabled(rendRecord, true);
gl.glScissor(init.getX(), init.getY(), init.getWidth(), init.getHeight());
}
Rectangle2.releaseTempInstance(init);
} else {
// no clips, so disable
setClippingEnabled(rendRecord, false);
}
}
@Override
public final void dispose(final GL gl) {
final GL2ES2 gl2es2 = gl.getGL2ES2();
if (null != sp) {
sp.useProgram(gl2es2, false);
}
for (int i = 0; i < eyes.length; i++) {
eyes[i].dispose(gl2es2);
}
if (null != sp) {
sp.destroy(gl2es2);
}
}
@Override
public void clear(final GL gl, final int sizeLimit, final boolean fading) {
isFading = fading;
if (sizeLimit == 0) {
objects.clear();
} else {
int size = objects.size();
for (int i = 0, n = size - sizeLimit; i < n; i++) {
objects.poll();
}
}
currentList = newCurrentList();
objects.offer(currentList);
Integer index = openGLListIndex;
if (index != null) {
gl.getGL2().glDeleteLists(index, 1);
openGLListIndex = null;
}
}
protected static void render(GL pGL, int width, int height) {
pGL.glClear(GL.GL_COLOR_BUFFER_BIT);
// draw a triangle filling the window
pGL.getGL2().glLoadIdentity();
pGL.getGL2().glBegin(GL.GL_TRIANGLES);
pGL.getGL2().glColor3f(r, 0, 0);
pGL.getGL2().glVertex2f(0, 0);
pGL.getGL2().glColor3f(0, g, 0);
pGL.getGL2().glVertex2f(width, 0);
pGL.getGL2().glColor3f(0, 0, b);
pGL.getGL2().glVertex2f(width / 2, height);
pGL.getGL2().glEnd();
}
public void init(final GLAutoDrawable drawable) {
GL _gl = drawable.getGL();
_gl.glGetError(); // flush error ..
if (glDebug) {
try {
_gl =
_gl.getContext()
.setGL(GLPipelineFactory.create("com.jogamp.opengl.Debug", null, _gl, null));
} catch (final Exception e) {
throw new RuntimeException("can not set debug pipeline", e);
}
}
if (glTrace) {
try {
_gl =
_gl.getContext()
.setGL(
GLPipelineFactory.create(
"com.jogamp.opengl.Trace", null, _gl, new Object[] {System.err}));
} catch (final Exception e) {
throw new RuntimeException("can not set trace pipeline", e);
}
}
System.out.println(_gl);
_gl.getContext().setGLReadDrawable(externalRead);
if (_gl.isGL2GL3()) {
_gl.getGL2GL3().glReadBuffer(GL.GL_FRONT);
}
System.out.println("---------------------------");
System.out.println(_gl.getContext());
System.out.println("---------------------------");
}
@Override
public final void ppEnd(final GL gl) {
sp.useProgram(gl.getGL2ES2(), false);
}
@Override
public final void init(final GL gl) {
if (StereoDevice.DEBUG) {
System.err.println(JoglVersion.getGLInfo(gl, null).toString());
}
if (null != sp) {
throw new IllegalStateException("Already initialized");
}
if (!ppAvailable()) {
return;
}
final GL2ES2 gl2es2 = gl.getGL2ES2();
final String vertexShaderBasename;
final String fragmentShaderBasename;
{
final boolean usesTimewarp = StereoUtil.usesTimewarpDistortion(distortionBits);
final boolean usesChromatic = StereoUtil.usesChromaticDistortion(distortionBits);
final StringBuilder sb = new StringBuilder();
sb.append(shaderPrefix01);
if (!usesChromatic && !usesTimewarp) {
sb.append(shaderPlainSuffix);
} else if (usesChromatic && !usesTimewarp) {
sb.append(shaderChromaSuffix);
} else if (usesTimewarp) {
sb.append(shaderTimewarpSuffix);
if (usesChromatic) {
sb.append(shaderChromaSuffix);
}
}
vertexShaderBasename = sb.toString();
sb.setLength(0);
sb.append(shaderPrefix01);
if (usesChromatic) {
sb.append(shaderChromaSuffix);
} else {
sb.append(shaderPlainSuffix);
}
fragmentShaderBasename = sb.toString();
}
final ShaderCode vp0 =
ShaderCode.create(
gl2es2,
GL2ES2.GL_VERTEX_SHADER,
GenericStereoDeviceRenderer.class,
"shader",
"shader/bin",
vertexShaderBasename,
true);
final ShaderCode fp0 =
ShaderCode.create(
gl2es2,
GL2ES2.GL_FRAGMENT_SHADER,
GenericStereoDeviceRenderer.class,
"shader",
"shader/bin",
fragmentShaderBasename,
true);
vp0.defaultShaderCustomization(gl2es2, true, true);
fp0.defaultShaderCustomization(gl2es2, true, true);
sp = new ShaderProgram();
sp.add(gl2es2, vp0, System.err);
sp.add(gl2es2, fp0, System.err);
if (!sp.link(gl2es2, System.err)) {
throw new GLException("could not link program: " + sp);
}
sp.useProgram(gl2es2, true);
if (0 > texUnit0.setLocation(gl2es2, sp.program())) {
throw new GLException("Couldn't locate " + texUnit0);
}
for (int i = 0; i < eyes.length; i++) {
eyes[i].linkData(gl2es2, sp);
}
sp.useProgram(gl2es2, false);
}
public final void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
GL gl = drawable.getGL();
gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
gl.glViewport(0, 0, width, height);
return;
}
@Override
public void dispose(final GLAutoDrawable drawable) {
final GL gl = drawable.getGL();
if (0 != vboName[0]) {
gl.glDeleteBuffers(1, vboName, 0);
vboName[0] = 0;
}
}
public static void setClippingEnabled(final RendererRecord rendRecord, final boolean enabled) {
final GL gl = GLContext.getCurrentGL();
if (enabled && (!rendRecord.isClippingTestValid() || !rendRecord.isClippingTestEnabled())) {
gl.glEnable(GL.GL_SCISSOR_TEST);
rendRecord.setClippingTestEnabled(true);
} else if (!enabled
&& (!rendRecord.isClippingTestValid() || rendRecord.isClippingTestEnabled())) {
gl.glDisable(GL.GL_SCISSOR_TEST);
rendRecord.setClippingTestEnabled(false);
}
rendRecord.setClippingTestValid(true);
}