public void setImage(BufferedImage image) {
m_panel.setImage(image);
setSize(image.getWidth(), image.getHeight());
m_panel.setSize(image.getWidth(), image.getHeight());
m_panel.repaint();
update(getGraphics());
if (!isVisible()) {
setVisible(true);
}
System.out.println("update image");
}
public void render() {
try {
int regionBufferSize = 0;
int[] regionBuffer = null;
Kdu_dims newRegion = new Kdu_dims();
long kduRenderStart = System.nanoTime();
while (compositor.Process(100000, newRegion)) {
Kdu_coords newOffset = newRegion.Access_pos();
Kdu_coords newSize = newRegion.Access_size();
newOffset.Subtract(viewDims.Access_pos());
int newPixels = newSize.Get_x() * newSize.Get_y();
if (newPixels == 0) continue;
else if (newPixels > regionBufferSize) {
regionBufferSize = newPixels;
regionBuffer = new int[regionBufferSize];
}
compositorBuffer.Get_region(newRegion, regionBuffer);
imagePanel.putRegion(
viewSize.Get_x(),
viewSize.Get_y(),
newSize.Get_x(),
newSize.Get_y(),
newOffset.Get_x(),
newOffset.Get_y(),
regionBuffer);
}
long kduRenderEnd = System.nanoTime();
System.out.printf(
"Processed using %d concurrent threads of execution in %.4fms\n",
threadEnv.Get_num_threads(), (kduRenderEnd - kduRenderStart) * 1e-6);
imagePanel.repaint();
} catch (KduException e) {
System.err.printf(
"Caught exception '%s'; code '%s'\n",
e.getMessage(), Integer.toHexString(e.Get_kdu_exception_code()));
}
}
/**
* Set a function and repaint the function panel.
*
* @param xSelection the selected function index
*/
void setFunction(Plottable function) {
this.function = function;
cardLayout.show(this, FUNCTION);
imagePanel.repaint();
}