JOGL v2.6.0-rc-20250712
JOGL, High-Performance Graphics Binding for Java™ (public API).
GLProcAddressResolver.java
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1/**
2 * Copyright 2010 JogAmp Community. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification, are
5 * permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
15 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
16 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
21 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
22 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * The views and conclusions contained in the software and documentation are those of the
25 * authors and should not be interpreted as representing official policies, either expressed
26 * or implied, of JogAmp Community.
27 */
28
29/*
30 * Created on Saturday, April 24 2010 16:44
31 */
32package com.jogamp.gluegen.runtime.opengl;
33
34import com.jogamp.common.os.DynamicLookupHelper;
35import com.jogamp.gluegen.runtime.FunctionAddressResolver;
36
37/**
38 * @author Michael Bien, et.al.
39 */
40public class GLProcAddressResolver implements FunctionAddressResolver {
41
42 public static final boolean DEBUG = false;
43
44 @Override
45 public long resolve(final String name, final DynamicLookupHelper lookup) throws SecurityException {
46 long newProcAddress = 0;
47 final int permutations = GLNameResolver.getFuncNamePermutationNumber(name);
48
49 for (int i = 0; 0 == newProcAddress && i < permutations; i++) {
50 final String funcName = GLNameResolver.getFuncNamePermutation(name, i);
51 try {
52 newProcAddress = lookup.dynamicLookupFunction(funcName);
53 } catch (final Exception e) {
54 if (DEBUG) {
55 e.printStackTrace();
56 }
57 }
58 }
59 return newProcAddress;
60 }
61}
Runtime utility identify and resolve extension names, which may be subsumed to core.
static final String getFuncNamePermutation(final String name, int i)
static final int getFuncNamePermutationNumber(final String name)
long resolve(final String name, final DynamicLookupHelper lookup)