public static void checkerr(GL gl) {
int err = gl.glGetError();
if (err != 0) {
System.out.println("Checkerr error: " + err);
throw (new GLException(err));
}
}
private void checkGLErrors(GL gl) {
int err = gl.glGetError();
if (err != 0) {
String errString = glu.gluErrorString(err);
System.out.println(errString);
}
}
/**
* Queries OpenGL for errors in the vertex program. Errors are logged as SEVERE, noting both the
* line number and message.
*/
private static void checkProgramError() {
final GL gl = GLU.getCurrentGL();
if (gl.glGetError() == GL.GL_INVALID_OPERATION) {
// retrieve the error position
final IntBuffer errorloc = BufferUtils.createIntBuffer(16);
gl.glGetIntegerv(GL.GL_PROGRAM_ERROR_POSITION_ARB, errorloc); // TODO Check for integer
logger.severe(
"Error "
+ gl.glGetString(GL.GL_PROGRAM_ERROR_STRING_ARB)
+ " in vertex program on line "
+ errorloc.get(0));
}
}
public void init(final GLAutoDrawable drawable) {
GL _gl = drawable.getGL();
_gl.glGetError(); // flush error ..
if (glDebug) {
try {
_gl =
_gl.getContext()
.setGL(GLPipelineFactory.create("javax.media.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(
"javax.media.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("---------------------------");
}
public static void checkerr(GL gl) {
int err = gl.glGetError();
if (err != 0) throw (glexcfor(err));
}