Adapt to GlueGen commit c3054a01990e55ab35756ea23ab7d7c05f24dd37 (compount call-by-value extension), utilizing native JVMUtil_NewDirectByteBufferCopy(..)

1 files changed, 6 insertions, 69 deletions

diff --git a/make/config/jogl/glx-CustomCCode.c b/make/config/jogl/glx-CustomCCode.c
index b077c65ac..7216e5b65 100644
--- a/make/config/jogl/glx-CustomCCode.c
+++ b/make/config/jogl/glx-CustomCCode.c
@@ -17,51 +17,8 @@
 /* We expect glXGetProcAddressARB to be defined */
 extern void (*glXGetProcAddressARB(const GLubyte *procname))();
 
-static const char * clazzNameBuffers = "com/jogamp/common/nio/Buffers";
-static const char * clazzNameBuffersStaticCstrName = "copyByteBuffer";
-static const char * clazzNameBuffersStaticCstrSignature = "(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;";
-static const char * clazzNameByteBuffer = "java/nio/ByteBuffer";
-static jclass clazzBuffers = NULL;
-static jmethodID cstrBuffers = NULL;
-static jclass clazzByteBuffer = NULL;
-
-static void _initClazzAccess(JNIEnv *env) {
-    jclass c;
-
-    if(NULL!=cstrBuffers) return ;
-
-    c = (*env)->FindClass(env, clazzNameBuffers);
-    if(NULL==c) {
-        fprintf(stderr, "FatalError: Java_jogamp_opengl_x11_glx_GLX: can't find %s\n", clazzNameBuffers);
-        (*env)->FatalError(env, clazzNameBuffers);
-    }
-    clazzBuffers = (jclass)(*env)->NewGlobalRef(env, c);
-    if(NULL==clazzBuffers) {
-        fprintf(stderr, "FatalError: Java_jogamp_opengl_x11_glx_GLX: can't use %s\n", clazzNameBuffers);
-        (*env)->FatalError(env, clazzNameBuffers);
-    }
-    c = (*env)->FindClass(env, clazzNameByteBuffer);
-    if(NULL==c) {
-        fprintf(stderr, "FatalError: Java_jogamp_opengl_x11_glx_GLX: can't find %s\n", clazzNameByteBuffer);
-        (*env)->FatalError(env, clazzNameByteBuffer);
-    }
-    clazzByteBuffer = (jclass)(*env)->NewGlobalRef(env, c);
-    if(NULL==c) {
-        fprintf(stderr, "FatalError: Java_jogamp_opengl_x11_glx_GLX: can't use %s\n", clazzNameByteBuffer);
-        (*env)->FatalError(env, clazzNameByteBuffer);
-    }
-
-    cstrBuffers = (*env)->GetStaticMethodID(env, clazzBuffers, 
-                            clazzNameBuffersStaticCstrName, clazzNameBuffersStaticCstrSignature);
-    if(NULL==cstrBuffers) {
-        fprintf(stderr, "FatalError: Java_jogamp_opengl_x11_glx_GLX:: can't create %s.%s %s\n",
-            clazzNameBuffers,
-            clazzNameBuffersStaticCstrName, clazzNameBuffersStaticCstrSignature);
-        (*env)->FatalError(env, clazzNameBuffersStaticCstrName);
-    }
-}
-
-/*   Java->C glue code:
+/**
+ * Java->C glue code:
  *   Java package: jogamp.opengl.x11.glx.GLX
  *    Java method: int glXGetFBConfigAttributes(long dpy, long config, IntBuffer attributes, IntBuffer values)
  */
@@ -96,19 +53,13 @@ Java_jogamp_opengl_x11_glx_GLX_dispatch_1glXGetVisualFromFBConfig(JNIEnv *env, j
   typedef XVisualInfo* (APIENTRY*_local_PFNGLXGETVISUALFROMFBCONFIG)(Display *  dpy, GLXFBConfig config);
   _local_PFNGLXGETVISUALFROMFBCONFIG ptr_glXGetVisualFromFBConfig;
   XVisualInfo *  _res;
-  jobject jbyteSource;
   jobject jbyteCopy;
   ptr_glXGetVisualFromFBConfig = (_local_PFNGLXGETVISUALFROMFBCONFIG) (intptr_t) procAddress;
   assert(ptr_glXGetVisualFromFBConfig != NULL);
   _res = (* ptr_glXGetVisualFromFBConfig) ((Display *) (intptr_t) dpy, (GLXFBConfig) (intptr_t) config);
   if (_res == NULL) return NULL;
 
-  _initClazzAccess(env);
-
-  jbyteSource = (*env)->NewDirectByteBuffer(env, _res, sizeof(XVisualInfo));
-  jbyteCopy   = (*env)->CallStaticObjectMethod(env, clazzBuffers, cstrBuffers, jbyteSource);
-
-  (*env)->DeleteLocalRef(env, jbyteSource);
+  jbyteCopy   = JVMUtil_NewDirectByteBufferCopy(env, _res, sizeof(XVisualInfo));
   XFree(_res);
 
   return jbyteCopy;
@@ -127,7 +78,6 @@ Java_jogamp_opengl_x11_glx_GLX_dispatch_1glXChooseFBConfig(JNIEnv *env, jclass _
   int * _nitems_ptr = NULL;
   GLXFBConfig *  _res;
   int count, i;
-  jobject jbyteSource;
   jobject jbyteCopy;
     if ( NULL != attribList ) {
         _attribList_ptr = (int *) (((char*) (*env)->GetDirectBufferAddress(env, attribList)) + attribList_byte_offset);
@@ -158,11 +108,8 @@ Java_jogamp_opengl_x11_glx_GLX_dispatch_1glXChooseFBConfig(JNIEnv *env, jclass _
     }
   }
   // fprintf(stderr, "glXChooseFBConfig.X: Count %d\n", count);
-  _initClazzAccess(env);
 
-  jbyteSource = (*env)->NewDirectByteBuffer(env, _res, count * sizeof(GLXFBConfig));
-  jbyteCopy   = (*env)->CallStaticObjectMethod(env, clazzBuffers, cstrBuffers, jbyteSource);
-  (*env)->DeleteLocalRef(env, jbyteSource);
+  jbyteCopy   = JVMUtil_NewDirectByteBufferCopy(env, _res, count * sizeof(GLXFBConfig));
   XFree(_res);
 
   return jbyteCopy;
@@ -180,7 +127,6 @@ Java_jogamp_opengl_x11_glx_GLX_dispatch_1glXGetFBConfigs(JNIEnv *env, jclass _un
   int * _nelements_ptr = NULL;
   GLXFBConfig *  _res;
   int count, i;
-  jobject jbyteSource;
   jobject jbyteCopy;
     if ( NULL != nelements ) {
         _nelements_ptr = (int *) (((char*) (*env)->GetDirectBufferAddress(env, nelements)) + nelements_byte_offset);
@@ -206,11 +152,8 @@ Java_jogamp_opengl_x11_glx_GLX_dispatch_1glXGetFBConfigs(JNIEnv *env, jclass _un
        i++;
     }
   }
-  _initClazzAccess(env);
 
-  jbyteSource = (*env)->NewDirectByteBuffer(env, _res, count * sizeof(GLXFBConfig));
-  jbyteCopy   = (*env)->CallStaticObjectMethod(env, clazzBuffers, cstrBuffers, jbyteSource);
-  (*env)->DeleteLocalRef(env, jbyteSource);
+  jbyteCopy   = JVMUtil_NewDirectByteBufferCopy(env, _res, count * sizeof(GLXFBConfig));
   XFree(_res);
 
   return jbyteCopy;
@@ -228,7 +171,6 @@ Java_jogamp_opengl_x11_glx_GLX_dispatch_1glXChooseVisual(JNIEnv *env, jclass _un
   _local_PFNGLXCHOOSEVISUALPROC ptr_glXChooseVisual;
   int * _attribList_ptr = NULL;
   XVisualInfo *  _res;
-  jobject jbyteSource;
   jobject jbyteCopy;
     if ( NULL != attribList ) {
         _attribList_ptr = (int *) (((char*) (*env)->GetDirectBufferAddress(env, attribList)) + attribList_byte_offset);
@@ -238,12 +180,7 @@ Java_jogamp_opengl_x11_glx_GLX_dispatch_1glXChooseVisual(JNIEnv *env, jclass _un
   _res = (* ptr_glXChooseVisual) ((Display *) (intptr_t) dpy, (int) screen, (int *) _attribList_ptr);
   if (NULL == _res) return NULL;
 
-  _initClazzAccess(env);
-
-  jbyteSource = (*env)->NewDirectByteBuffer(env, _res, sizeof(XVisualInfo));
-  jbyteCopy   = (*env)->CallStaticObjectMethod(env, clazzBuffers, cstrBuffers, jbyteSource);
-
-  (*env)->DeleteLocalRef(env, jbyteSource);
+  jbyteCopy   = JVMUtil_NewDirectByteBufferCopy(env, _res, sizeof(XVisualInfo));
   XFree(_res);
 
   return jbyteCopy;