public void surface2File(String basename) throws IOException {
if (!readBufferUtil.isValid()) {
return;
}
File file = File.createTempFile(basename + shotNum + "-", ".ppm");
TextureIO.write(readBufferUtil.getTextureData(), file);
System.out.println("Wrote: " + file.getAbsolutePath() + ", ...");
shotNum++;
readBufferUtil.rewindPixelBuffer();
}
void copyTextureData2File() {
if (!readBufferUtil.isValid()) return;
try {
File file = File.createTempFile("shot" + shotNum + "-", ".ppm");
TextureIO.write(readBufferUtil.getTextureData(), file);
System.out.println("Wrote: " + file.getAbsolutePath() + ", ...");
shotNum++;
} catch (IOException ioe) {
ioe.printStackTrace();
}
readBufferUtil.rewindPixelBuffer();
}
void doTest(
final boolean onscreen, final GLEventListener demo, final GLProfile glp, final int msaaCount)
throws IOException {
final GLCapabilities caps = new GLCapabilities(glp);
caps.setDoubleBuffered(onscreen);
if (msaaCount > 0) {
caps.setSampleBuffers(true);
caps.setNumSamples(msaaCount);
}
final int maxTileSize = 256;
final GLAutoDrawable glad;
if (onscreen) {
final GLWindow glWin = GLWindow.create(caps);
glWin.setSize(maxTileSize, maxTileSize);
glWin.setVisible(true);
glad = glWin;
} else {
final GLDrawableFactory factory = GLDrawableFactory.getFactory(glp);
glad = factory.createOffscreenAutoDrawable(null, caps, null, maxTileSize, maxTileSize);
}
glad.addGLEventListener(demo);
// Fix the image size for now
final int imageWidth = glad.getSurfaceWidth() * 6;
final int imageHeight = glad.getSurfaceHeight() * 4;
final String filename =
this.getSnapshotFilename(
0,
"-tile",
glad.getChosenGLCapabilities(),
imageWidth,
imageHeight,
false,
TextureIO.PNG,
null);
final File file = new File(filename);
// Initialize the tile rendering library
final TileRenderer renderer = new TileRenderer();
renderer.setImageSize(imageWidth, imageHeight);
renderer.setTileSize(glad.getSurfaceWidth(), glad.getSurfaceHeight(), 0);
renderer.attachAutoDrawable(glad);
final GLPixelBuffer.GLPixelBufferProvider pixelBufferProvider =
GLPixelBuffer.defaultProviderWithRowStride;
final boolean[] flipVertically = {false};
final GLEventListener preTileGLEL =
new GLEventListener() {
@Override
public void init(final GLAutoDrawable drawable) {
final GL gl = drawable.getGL();
final GLPixelAttributes pixelAttribs = pixelBufferProvider.getAttributes(gl, 3);
final GLPixelBuffer pixelBuffer =
pixelBufferProvider.allocate(gl, pixelAttribs, imageWidth, imageHeight, 1, true, 0);
renderer.setImageBuffer(pixelBuffer);
if (drawable.isGLOriented()) {
flipVertically[0] = false;
} else {
flipVertically[0] = true;
}
}
@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);
while (!renderer.eot()) {
renderer.display();
}
renderer.detachAutoDrawable();
// Restore viewport and Gear's PMV matrix
// .. even though we close the demo, this is for documentation!
glad.invoke(
true,
new GLRunnable() {
@Override
public boolean run(final GLAutoDrawable drawable) {
drawable
.getGL()
.glViewport(0, 0, drawable.getSurfaceWidth(), drawable.getSurfaceHeight());
demo.reshape(drawable, 0, 0, drawable.getSurfaceWidth(), drawable.getSurfaceHeight());
return false;
}
});
final GLPixelBuffer imageBuffer = renderer.getImageBuffer();
final TextureData textureData =
new TextureData(
caps.getGLProfile(),
0 /* internalFormat */,
imageWidth,
imageHeight,
0,
imageBuffer.pixelAttributes,
false,
false,
flipVertically[0],
imageBuffer.buffer,
null /* Flusher */);
TextureIO.write(textureData, file);
glad.destroy();
}
