lwjgl/src/java/org/lwjgl/opengl/Util.java

91 lines
3.0 KiB
Java

/*
* Copyright (c) 2002-2008 LWJGL Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'LWJGL' nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.lwjgl.opengl;
import static org.lwjgl.opengl.ARBImaging.*;
import static org.lwjgl.opengl.GL11.*;
import static org.lwjgl.opengl.GL30.*;
/**
* Simple utility class.
*
* @author cix_foo <cix_foo@users.sourceforge.net>
* @version $Revision$
*/
public final class Util {
/** No c'tor */
private Util() {
}
/**
* Throws OpenGLException if glGetError() returns anything else than GL_NO_ERROR
*
*/
public static void checkGLError() throws OpenGLException {
if ( ContextCapabilities.DEBUG && GLContext.getCapabilities().tracker.isBeginEnd() ) // Do not call GetError inside a Begin/End pair.
return;
int err = glGetError();
if ( err != GL_NO_ERROR ) {
throw new OpenGLException(err);
}
}
/**
* Translate a GL error code to a String describing the error
*/
public static String translateGLErrorString(int error_code) {
switch (error_code) {
case GL_NO_ERROR:
return "No error";
case GL_INVALID_ENUM:
return "Invalid enum";
case GL_INVALID_VALUE:
return "Invalid value";
case GL_INVALID_OPERATION:
return "Invalid operation";
case GL_STACK_OVERFLOW:
return "Stack overflow";
case GL_STACK_UNDERFLOW:
return "Stack underflow";
case GL_OUT_OF_MEMORY:
return "Out of memory";
case GL_TABLE_TOO_LARGE:
return "Table too large";
case GL_INVALID_FRAMEBUFFER_OPERATION:
return "Invalid framebuffer operation";
default:
return null;
}
}
}