data.doubleBuffer = true;
data.depthSize = 1;
data.samples = 1;
data.sampleBuffers = 1;
canvas = new CrossBaseGLCanvas(comp, SWT.NO_BACKGROUND, data);
if (!canvas.isCurrent()) canvas.setCurrent();
globalInit();
String codepage = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz " +