Examples with GL2 com.jogamp.opengl.GL2 used on opensource projects

Example 1 with GL2

use of com.jogamp.opengl.GL2 in project tdme by andreasdr.

the class Engine method updateRenderer.

/**
	 * Updates the renderer with given drawable
	 * @param drawable
	 */
private void updateRenderer(GLAutoDrawable drawable) {
    if (drawable.getGL().isGL3()) {
        GL3 gl = (GL3) drawable.getGL().getGL3();
        // notify gl context to renderer
        renderer.setGL(gl);
    } else if (drawable.getGL().isGL2()) {
        GL2 gl = (GL2) drawable.getGL().getGL2();
        // notify gl context to renderer
        renderer.setGL(gl);
    } else if (drawable.getGL().isGLES2()) {
        GLES2 gl = (GLES2) drawable.getGL().getGLES2();
        // notify gl context to renderer
        renderer.setGL(gl);
    } else {
        System.out.println("Engine::updateRenderer(): unsupported GL!");
    }
}

Example 2 with GL2

use of com.jogamp.opengl.GL2 in project gephi by gephi.

the class OffscreenCanvas method reshapeTile.

@Override
public void reshapeTile(TileRendererBase tr, int tileX, int tileY, int tileWidth, int tileHeight, int imageWidth, int imageHeight) {
    GL2 gl = tr.getAttachedDrawable().getGL().getGL2();
    double aspectRatio = (double) imageWidth / (double) imageHeight;
    // Compute overall frustum
    float left, right, bottom, top;
    top = (float) (nearDistance * Math.tan(viewField * 3.14159265 / 360.0));
    bottom = -top;
    left = (float) (bottom * aspectRatio);
    right = (float) (top * aspectRatio);
    float w = right - left;
    float h = top - bottom;
    // Compute tiled frustum
    float l = left + tileX * w / imageWidth;
    float r = l + tileWidth * w / imageWidth;
    float b = bottom + tileY * h / imageHeight;
    float t = b + tileHeight * h / imageHeight;
    gl.glMatrixMode(GL2.GL_PROJECTION);
    gl.glLoadIdentity();
    gl.glFrustum(l, r, b, t, nearDistance, farDistance);
    gl.glMatrixMode(GL2.GL_MODELVIEW);
    gl.glLoadIdentity();
    setCameraPosition(gl, GLU);
}

Example 3 with GL2

use of com.jogamp.opengl.GL2 in project gephi by gephi.

the class OffscreenCanvas method display.

@Override
public void display(GLAutoDrawable drawable) {
    GL2 gl = drawable.getGL().getGL2();
    gl.glClear(GL2.GL_COLOR_BUFFER_BIT);
    Color backgroundColor = vizController.getVizModel().getBackgroundColor();
    gl.glClearColor(backgroundColor.getRed() / 255f, backgroundColor.getGreen() / 255f, backgroundColor.getBlue() / 255f, transparentBackground ? 0f : 1f);
    engine.display(gl, GLU);
}

Example 4 with GL2

use of com.jogamp.opengl.GL2 in project gephi by gephi.

the class OffscreenCanvas method init.

@Override
public void init(GLAutoDrawable drawable) {
    GL2 gl = drawable.getGL().getGL2();
    initConfig(gl);
    engine.initDisplayLists(gl, GLU);
    TextManager textManager = VizController.getInstance().getTextManager();
    textManager.reinitRenderers();
}

Example 5 with GL2

use of com.jogamp.opengl.GL2 in project gephi by gephi.

the class ScreenshotMaker method run.

@Override
public void run() {
    beforeTaking();
    try {
        // Stop display
        engine.stopDisplay();
        // Start progress
        Progress.start(progressTicket);
        Thread.sleep(100);
        final OffscreenCanvas drawable = new OffscreenCanvas(tileWidth, tileHeight, transparentBackground, antiAliasing);
        GLAutoDrawable autoDrawable = drawable.getGLAutoDrawable();
        //Tile rendering
        final TileRenderer renderer = new TileRenderer();
        renderer.setImageSize(width, height);
        renderer.setTileSize(tileWidth, tileHeight, 0);
        renderer.attachAutoDrawable(autoDrawable);
        final GLPixelBuffer.GLPixelBufferProvider pixelBufferProvider = GLPixelBuffer.defaultProviderWithRowStride;
        final boolean[] flipVertically = { false };
        final GLEventListener preTileGLEL = new GLEventListener() {

            @Override
            public void init(final GLAutoDrawable drawable) {
                final GL2 gl = drawable.getGL().getGL2();
                final GLPixelAttributes pixelAttribs = pixelBufferProvider.getAttributes(gl, transparentBackground ? 4 : 3, true);
                final GLPixelBuffer imageBuffer = pixelBufferProvider.allocate(gl, null, pixelAttribs, true, width, height, 1, 0);
                renderer.setImageBuffer(imageBuffer);
                flipVertically[0] = !drawable.isGLOriented();
            }

            @Override
            public void dispose(final GLAutoDrawable drawable) {
            }

            @Override
            public void display(final GLAutoDrawable drawable) {
            }

            @Override
            public void reshape(final GLAutoDrawable drawable, final int x, final int y, final int width, final int height) {
            }
        };
        renderer.setGLEventListener(preTileGLEL, null);
        vizConfig.setDisableLOD(true);
        engine.updateLOD();
        // Render tiles
        int tiles = renderer.getParam(TileRenderer.TR_COLUMNS) * renderer.getParam(TileRenderer.TR_ROWS);
        Progress.switchToDeterminate(progressTicket, tiles);
        while (!renderer.eot() && !cancel) {
            renderer.display();
            Progress.progress(progressTicket);
        }
        Progress.switchToIndeterminate(progressTicket);
        renderer.detachAutoDrawable();
        autoDrawable.invoke(true, new GLRunnable() {

            @Override
            public boolean run(final GLAutoDrawable drawable) {
                drawable.getGL().glViewport(0, 0, drawable.getSurfaceWidth(), drawable.getSurfaceHeight());
                //                drawable.reshape(drawable, 0, 0, drawable.getSurfaceWidth(), drawable.getSurfaceHeight());
                return false;
            }
        });
        vizConfig.setDisableLOD(false);
        engine.updateLOD();
        if (!cancel) {
            final GLPixelBuffer imageBuffer = renderer.getImageBuffer();
            final TextureData textureData = new TextureData(autoDrawable.getChosenGLCapabilities().getGLProfile(), transparentBackground ? GL.GL_RGBA : GL.GL_RGB, width, height, 0, imageBuffer.pixelAttributes, false, false, flipVertically[0], imageBuffer.buffer, null);
            // Get File
            SwingUtilities.invokeAndWait(new Runnable() {

                @Override
                public void run() {
                    if (!autoSave) {
                        //Get last directory
                        String lastPathDefault = NbPreferences.forModule(ScreenshotMaker.class).get(LAST_PATH_DEFAULT, null);
                        String lastPath = NbPreferences.forModule(ScreenshotMaker.class).get(LAST_PATH, lastPathDefault);
                        final JFileChooser chooser = new JFileChooser(lastPath);
                        chooser.setAcceptAllFileFilterUsed(false);
                        chooser.setDialogTitle(NbBundle.getMessage(ScreenshotMaker.class, "ScreenshotMaker.filechooser.title"));
                        DialogFileFilter dialogFileFilter = new DialogFileFilter(NbBundle.getMessage(ScreenshotMaker.class, "ScreenshotMaker.filechooser.pngDescription"));
                        dialogFileFilter.addExtension("png");
                        chooser.addChoosableFileFilter(dialogFileFilter);
                        File selectedFile = new File(chooser.getCurrentDirectory(), getDefaultFileName() + ".png");
                        chooser.setSelectedFile(selectedFile);
                        int returnFile = chooser.showSaveDialog(null);
                        if (returnFile == JFileChooser.APPROVE_OPTION) {
                            ScreenshotMaker.this.file = chooser.getSelectedFile();
                            if (!ScreenshotMaker.this.file.getPath().endsWith(".png")) {
                                ScreenshotMaker.this.file = new File(ScreenshotMaker.this.file.getPath() + ".png");
                            }
                            //Save last path
                            defaultDirectory = ScreenshotMaker.this.file.getParentFile().getAbsolutePath();
                            NbPreferences.forModule(ScreenshotMaker.class).put(LAST_PATH, defaultDirectory);
                        } else {
                            ScreenshotMaker.this.file = null;
                        }
                    } else {
                        ScreenshotMaker.this.file = new File(defaultDirectory, getDefaultFileName() + ".png");
                    }
                }
            });
            // Write file
            if (file != null) {
                TextureIO.write(textureData, file);
            }
        }
        autoDrawable.destroy();
        //Reinit text renderer
        textManager.reinitRenderers();
        engine.startDisplay();
        //Progress finish
        Progress.finish(progressTicket);
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
    // After taking
    afterTaking();
}