68 lines
2.3 KiB
C
68 lines
2.3 KiB
C
/*
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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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#include <stdio.h>
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#include <string.h>
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#include <dlfcn.h>
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#include "extgl.h"
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static void * lib_gl_handle = NULL;
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bool extgl_Open(JNIEnv *env) {
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if ( lib_gl_handle != NULL )
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return true;
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lib_gl_handle = dlopen("libGLESv2.so", RTLD_LAZY | RTLD_GLOBAL);
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if (lib_gl_handle == NULL) {
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throwFormattedException(env, "Error loading libGLESv2.so: %s", dlerror());
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return false;
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}
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return true;
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}
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void extgl_Close(void) {
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dlclose(lib_gl_handle);
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lib_gl_handle = NULL;
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}
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void *extgl_GetProcAddress(const char *name) {
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void *t = eglGetProcAddress(name);
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if ( t == NULL ) {
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t = dlsym(lib_gl_handle, name);
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}
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//if ( t != NULL )
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//printfDebug("Located symbol %s\n", name);
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return t;
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}
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