diff options
Diffstat (limited to 'CNativeCode/OpenGL_Win32_jawt.c')
| -rwxr-xr-x | CNativeCode/OpenGL_Win32_jawt.c | 69 |
1 files changed, 67 insertions, 2 deletions
diff --git a/CNativeCode/OpenGL_Win32_jawt.c b/CNativeCode/OpenGL_Win32_jawt.c index 5eefec3..2f69ad7 100755 --- a/CNativeCode/OpenGL_Win32_jawt.c +++ b/CNativeCode/OpenGL_Win32_jawt.c @@ -92,6 +92,71 @@ Java_gl4java_GLContext_hasJAWTSurfaceChanged( JNIEnv *env, jobject obj, } JNIEXPORT jboolean JNICALL +Java_gl4java_GLContext_lockJAWT( JNIEnv *env, jobject obj, + jobject canvas, + jlong thisWin, jboolean verbose + ) +{ + jboolean ret = JNI_TRUE; + JAWTDataHolder * pData = (JAWTDataHolder *) ( (PointerHolder) thisWin ); + + if(pData==0) + { + fprintf(stderr, "GL4Java ERROR: LockAWT NO JAWT Holder exist ! (pData=%p, thisWin=%lX) ...\n", pData, (long)thisWin); + fflush(stderr); + return JNI_FALSE; + } + + if(jawt_open(env, canvas, pData, verbose)==JNI_FALSE || + pData->result==JNI_FALSE + ) + { + fprintf(stderr,"\nGL4Java ERROR: LockAWT could not open JAWT reference!\n"); + fflush(stderr); + ret=JNI_FALSE; + jawt_close_unlock(env, pData, JNI_FALSE); + return ret; + } + + if(jawt_lock(env, pData, JNI_FALSE, verbose)==JNI_FALSE || + pData->result==JNI_FALSE + ) + { + /* this can happen: + if ( (pJData->lock & JAWT_LOCK_SURFACE_CHANGED) != 0 ) + + In this case, we need a new GLXContext ... + + This has to be queried by the java class, + while using the native method hasJAWTSurfaceChanged ! + */ + if(verbose) + { + fprintf(stderr,"\nGL4Java ERROR: LockAWT could not lock JAWT reference!\n"); + fflush(stderr); + } + ret=JNI_FALSE; + jawt_close_unlock(env, pData, JNI_FALSE); + return ret; + } + return ret; +} + +JNIEXPORT jboolean JNICALL +Java_gl4java_GLContext_unlockJAWT( JNIEnv *env, jobject obj, + jlong thisWin, jboolean verbose + ) +{ + jboolean ret = JNI_TRUE; + JAWTDataHolder * pData = (JAWTDataHolder *) ( (PointerHolder) thisWin ); + + jawt_close_unlock(env, pData, verbose); + + return ret; +} + + +JNIEXPORT jboolean JNICALL Java_gl4java_GLContext_openOpenGLNative( JNIEnv *env, jobject obj, jobject canvas) { @@ -489,7 +554,7 @@ Java_gl4java_GLContext_gljFreeNative( JNIEnv *env, jobject obj, } if(pData!=NULL) - jawt_close_unlock(env, pData, verbose); + jawt_close_unlock(env, pData, JNI_FALSE); return ret; } @@ -642,7 +707,7 @@ Java_gl4java_GLContext_gljDestroyNative( JNIEnv *env, jobject obj, gc = 0; thisWin = 0; - jawt_free_close_unlock(env, &pData, verbose); + jawt_free_close_unlock(env, &pData, JNI_FALSE); pData=0; ret=JNI_TRUE; // force .. |