139 lines
4.2 KiB
Java
139 lines
4.2 KiB
Java
/*
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* Copyright (c) 2002-2011 LWJGL Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'LWJGL' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.lwjgl.opengles;
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import org.lwjgl.LWJGLException;
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import org.lwjgl.opengl.OpenGLException;
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import static org.lwjgl.opengles.EGL.*;
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import static org.lwjgl.opengles.GLES20.*;
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/**
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* Simple utility class.
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*
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* @author Spasi
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*/
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public final class Util {
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private Util() {
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}
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/**
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* Checks for OpenGL ES errors.
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*
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* @throws org.lwjgl.opengl.OpenGLException
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* if GLES20.glGetError() returns anything else than GLES20.GL_NO_ERROR
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*/
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public static void checkGLError() throws OpenGLException {
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int err = glGetError();
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if ( err != GL_NO_ERROR )
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throw new OpenGLException(err);
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}
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/**
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* Translates a GL error code to a String describing the error.
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*
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* @param error_code the OpenGL ES error code
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*
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* @return the error description
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*/
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public static String translateGLErrorString(int error_code) {
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switch ( error_code ) {
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case GL_NO_ERROR:
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return "No error";
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case GL_INVALID_ENUM:
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return "Invalid enum";
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case GL_INVALID_VALUE:
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return "Invalid value";
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case GL_INVALID_OPERATION:
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return "Invalid operation";
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case GL_OUT_OF_MEMORY:
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return "Out of memory";
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default:
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return null;
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}
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}
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/**
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* Checks for EGL errors.
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*
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* @throws org.lwjgl.LWJGLException if EGL.eglGetError() returns anything else than EGL.EGL_SUCCESS
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*/
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static void checkEGLError() throws LWJGLException {
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int err = eglGetError();
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if ( err != EGL_SUCCESS )
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throw new LWJGLException(translateEGLErrorString(err));
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}
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/**
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* Translates an EGL error code to a String describing the error.
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*
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* @param error_code the EGL error code
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*
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* @return the error description
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*/
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static String translateEGLErrorString(int error_code) {
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switch ( error_code ) {
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case EGL_NOT_INITIALIZED:
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return "EGL not initialized";
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case EGL_BAD_ACCESS:
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return "Bad access";
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case EGL_BAD_ALLOC:
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return "Bad allocation";
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case EGL_BAD_ATTRIBUTE:
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return "Bad attribute";
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case EGL_BAD_CONFIG:
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return "Bad config";
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case EGL_BAD_CONTEXT:
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return "Bad EGL context";
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case EGL_BAD_CURRENT_SURFACE:
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return "Bad current EGL surface";
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case EGL_BAD_DISPLAY:
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return "Bad EGL display";
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case EGL_BAD_MATCH:
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return "Bad match";
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case EGL_BAD_NATIVE_PIXMAP:
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return "Bad native pixmap";
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case EGL_BAD_NATIVE_WINDOW:
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return "Bad native window";
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case EGL_BAD_PARAMETER:
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return "Bad parameter";
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case EGL_BAD_SURFACE:
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return "Bad EGL surface";
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case EGL_CONTEXT_LOST:
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return "EGL context lost";
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default:
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return null;
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}
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}
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} |