88 lines
2.7 KiB
Java
88 lines
2.7 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.BufferUtils;
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import java.nio.IntBuffer;
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import static org.lwjgl.opengles.EGL.*;
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/**
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* This class represents the context attributes passed to EGL's eglCreateContext.
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* The only attribute allowed is EGL_CONTEXT_CLIENT_VERSION and it must be 2 or 3 (LWJGL does not support GLES 1.x).
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*/
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public final class ContextAttribs {
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private int version;
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public ContextAttribs() {
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this(2);
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}
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public ContextAttribs(final int version) {
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if ( 3 < version )
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throw new IllegalArgumentException("Invalid OpenGL ES version specified: " + version);
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this.version = version;
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}
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private ContextAttribs(final ContextAttribs attribs) {
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this.version = attribs.version;
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}
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public int getVersion() {
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return version;
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}
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public IntBuffer getAttribList() {
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int attribCount = 1;
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final IntBuffer attribs = BufferUtils.createIntBuffer((attribCount * 2) + 1);
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attribs.put(EGL_CONTEXT_CLIENT_VERSION).put(version);
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attribs.put(EGL_NONE);
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attribs.rewind();
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return attribs;
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}
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public String toString() {
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StringBuilder sb = new StringBuilder(32);
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sb.append("ContextAttribs:");
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sb.append(" Version=").append(version);
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return sb.toString();
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}
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} |