Copied JOGL_2_SANDBOX r1957 on to trunk; JOGL_2_SANDBOX branch is now closed

git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/trunk@1959 232f8b59-042b-4e1e-8c03-345bb8c30851

1 files changed, 91 insertions, 0 deletions

diff --git a/src/jogl/classes/javax/media/opengl/GLPbuffer.java b/src/jogl/classes/javax/media/opengl/GLPbuffer.java
new file mode 100644
index 000000000..0250365b0
--- /dev/null
+++ b/src/jogl/classes/javax/media/opengl/GLPbuffer.java
@@ -0,0 +1,91 @@
+/*
+ * 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
+ * MICROSYSTEMS, 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.
+ */
+
+package javax.media.opengl;
+
+/** Provides offscreen rendering support via pbuffers. The principal
+    addition of this interface is a {@link #destroy} method to
+    deallocate the pbuffer and its associated resources. It also
+    contains experimental methods for accessing the pbuffer's contents
+    as a texture map and enabling rendering to floating-point frame
+    buffers. These methods are not guaranteed to be supported on all
+    platforms and may be deprecated in a future release. */
+
+public interface GLPbuffer extends GLAutoDrawable {
+  /** Indicates the GL_APPLE_float_pixels extension is being used for this pbuffer. */
+  public static final int APPLE_FLOAT = 1;
+
+  /** Indicates the GL_ATI_texture_float extension is being used for this pbuffer. */
+  public static final int ATI_FLOAT = 2;
+
+  /** Indicates the GL_NV_float_buffer extension is being used for this pbuffer. */
+  public static final int NV_FLOAT = 3;
+
+  /** Binds this pbuffer to its internal texture target. Only valid to
+      call if offscreen render-to-texture has been specified in the
+      NWCapabilities for this GLPbuffer. If the
+      render-to-texture-rectangle capability has also been specified,
+      this will use e.g. wglBindTexImageARB as its implementation and
+      cause the texture to be bound to e.g. the
+      GL_TEXTURE_RECTANGLE_NV state; otherwise, during the display()
+      phase the pixels will have been copied into an internal texture
+      target and this will cause that to be bound to the GL_TEXTURE_2D
+      state. */
+  public void bindTexture();
+
+  /** Unbinds the pbuffer from its internal texture target. */
+  public void releaseTexture();
+
+  /** Destroys the native resources associated with this pbuffer. It
+      is not valid to call display() or any other routines on this
+      pbuffer after it has been destroyed. Before destroying the
+      pbuffer, the application must destroy any additional OpenGL
+      contexts which have been created for the pbuffer via {@link
+      #createContext}. */
+  public void destroy();
+
+  /** Indicates which vendor's extension is being used to support
+      floating point channels in this pbuffer if that capability was
+      requested in the NWCapabilities during pbuffer creation. Returns
+      one of NV_FLOAT, ATI_FLOAT or APPLE_FLOAT, or throws GLException
+      if floating-point channels were not requested for this pbuffer.
+      This function may only be called once the init method for this
+      pbuffer's GLEventListener has been called. */
+  public int getFloatingPointMode();
+}