/* * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * - Redistribution of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistribution 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 Sun Microsystems, Inc. or the names of * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * This software is provided "AS IS," without a warranty of any kind. ALL * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN * MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * You acknowledge that this software is not designed or intended for use * in the design, construction, operation or maintenance of any nuclear * facility. * * Sun gratefully acknowledges that this software was originally authored * and developed by Kenneth Bradley Russell and Christopher John Kline. */ #include <jawt_md.h> #ifdef WIN32 #define PLATFORM_DSI_SIZE sizeof(JAWT_Win32DrawingSurfaceInfo) static const char* platformDSIClassName = "com/sun/opengl/impl/windows/JAWT_Win32DrawingSurfaceInfo"; #elif defined(linux) || defined(__sun) || defined(__FreeBSD__) || defined(_HPUX) #define PLATFORM_DSI_SIZE sizeof(JAWT_X11DrawingSurfaceInfo) static const char* platformDSIClassName = "com/sun/opengl/impl/x11/JAWT_X11DrawingSurfaceInfo"; #elif defined(macosx) #define PLATFORM_DSI_SIZE sizeof(JAWT_MacOSXDrawingSurfaceInfo) static const char* platformDSIClassName = "com/sun/opengl/impl/macosx/JAWT_MacOSXDrawingSurfaceInfo"; #else ERROR: port JAWT_DrawingSurfaceInfo.c to your platform #endif static jclass platformDSIClass = NULL; static jmethodID factoryMethod = NULL; JNIEXPORT jobject JNICALL Java_com_sun_opengl_impl_JAWT_1DrawingSurfaceInfo_platformInfo0(JNIEnv* env, jobject unused, jobject jthis0) { JAWT_DrawingSurfaceInfo* dsi; jobject dirbuf; jclass clazz; char sig[512]; dsi = (*env)->GetDirectBufferAddress(env, jthis0); if (dsi == NULL) { (*env)->ThrowNew(env, (*env)->FindClass(env, "java/lang/RuntimeException"), "Argument \"jthis0\" was not a direct buffer"); return NULL; } if (dsi->platformInfo == NULL) { return NULL; } dirbuf = (*env)->NewDirectByteBuffer(env, dsi->platformInfo, PLATFORM_DSI_SIZE); if (dirbuf == NULL) { return NULL; } if (platformDSIClass == NULL) { /* Note: possible race condition here but we will only leak a few global JNI handles at worst */ clazz = (*env)->FindClass(env, platformDSIClassName); if (clazz == NULL) { return NULL; } clazz = (jclass) (*env)->NewGlobalRef(env, clazz); sprintf(sig, "(Ljava/nio/ByteBuffer;)L%s;", platformDSIClassName); factoryMethod = (*env)->GetStaticMethodID(env, clazz, "create", sig); if (factoryMethod == NULL) { (*env)->DeleteGlobalRef(env, clazz); return NULL; } platformDSIClass = clazz; } return (*env)->CallStaticObjectMethod(env, platformDSIClass, factoryMethod, dirbuf); }