1 files changed, 143 insertions, 0 deletions
diff --git a/src/VBox/Additions/common/crOpenGL/pack/packspu_framebuffer.c b/src/VBox/Additions/common/crOpenGL/pack/packspu_framebuffer.c
new file mode 100644
index 00000000..e94c0444
--- /dev/null
+++ b/src/VBox/Additions/common/crOpenGL/pack/packspu_framebuffer.c
@@ -0,0 +1,143 @@
+/* $Id: packspu_framebuffer.c $ */
+
+/** @file
+ * VBox OpenGL FBO related functions
+ */
+
+/*
+ * Copyright (C) 2009-2019 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ */
+
+#include "packspu.h"
+#include "cr_packfunctions.h"
+#include "cr_net.h"
+#include "packspu_proto.h"
+
+void PACKSPU_APIENTRY
+packspu_FramebufferTexture1DEXT(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
+{
+    crStateFramebufferTexture1DEXT(target, attachment, textarget, texture, level);
+    crPackFramebufferTexture1DEXT(target, attachment, textarget, texture, level);
+}
+
+void PACKSPU_APIENTRY
+packspu_FramebufferTexture2DEXT(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level)
+{
+    crStateFramebufferTexture2DEXT(target, attachment, textarget, texture, level);
+    crPackFramebufferTexture2DEXT(target, attachment, textarget, texture, level);
+}
+
+void PACKSPU_APIENTRY
+packspu_FramebufferTexture3DEXT(GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset)
+{
+    crStateFramebufferTexture3DEXT(target, attachment, textarget, texture, level, zoffset);
+    crPackFramebufferTexture3DEXT(target, attachment, textarget, texture, level, zoffset);
+}
+
+void PACKSPU_APIENTRY
+packspu_BindFramebufferEXT(GLenum target, GLuint framebuffer)
+{
+        crStateBindFramebufferEXT(target, framebuffer);
+    crPackBindFramebufferEXT(target, framebuffer);
+}
+
+void PACKSPU_APIENTRY
+packspu_DeleteFramebuffersEXT(GLsizei n, const GLuint * framebuffers)
+{
+        crStateDeleteFramebuffersEXT(n, framebuffers);
+    crPackDeleteFramebuffersEXT(n, framebuffers);
+}
+
+void PACKSPU_APIENTRY
+packspu_DeleteRenderbuffersEXT(GLsizei n, const GLuint * renderbuffers)
+{
+        crStateDeleteRenderbuffersEXT(n, renderbuffers);
+    crPackDeleteRenderbuffersEXT(n, renderbuffers);
+}
+
+void PACKSPU_APIENTRY
+packspu_FramebufferRenderbufferEXT(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer)
+{
+        crStateFramebufferRenderbufferEXT(target, attachment, renderbuffertarget, renderbuffer);
+    crPackFramebufferRenderbufferEXT(target, attachment, renderbuffertarget, renderbuffer);
+}
+
+void PACKSPU_APIENTRY
+packspu_BindRenderbufferEXT(GLenum target, GLuint renderbuffer)
+{
+    crStateBindRenderbufferEXT(target, renderbuffer);
+    crPackBindRenderbufferEXT(target, renderbuffer);
+}
+
+GLenum PACKSPU_APIENTRY
+packspu_CheckFramebufferStatusEXT(GLenum target)
+{
+        GET_THREAD(thread);
+        int writeback = 1;
+    GLenum status = crStateCheckFramebufferStatusEXT(target);
+
+    if (status!=GL_FRAMEBUFFER_UNDEFINED)
+    {
+        return status;
+    }
+
+    crPackCheckFramebufferStatusEXT(target, &status, &writeback);
+
+        packspuFlush((void *) thread);
+    CRPACKSPU_WRITEBACK_WAIT(thread, writeback);
+
+    crStateSetFramebufferStatus(target, status);
+    return status;
+}
+
+void PACKSPU_APIENTRY packspu_GenFramebuffersEXT( GLsizei n, GLuint * framebuffers )
+{
+    GET_THREAD(thread);
+    int writeback = 1;
+    if (!CRPACKSPU_IS_WDDM_CRHGSMI() && !(pack_spu.thread[pack_spu.idxThreadInUse].netServer.conn->actual_network))
+    {
+        crError( "packspu_GenFramebuffersEXT doesn't work when there's no actual network involved!\nTry using the simplequery SPU in your chain!" );
+    }
+    if (pack_spu.swap)
+    {
+        crPackGenFramebuffersEXTSWAP( n, framebuffers, &writeback );
+    }
+    else
+    {
+        crPackGenFramebuffersEXT( n, framebuffers, &writeback );
+    }
+    packspuFlush( (void *) thread );
+    CRPACKSPU_WRITEBACK_WAIT(thread, writeback);
+
+    crStateRegFramebuffers(n, framebuffers);
+}
+
+void PACKSPU_APIENTRY packspu_GenRenderbuffersEXT( GLsizei n, GLuint * renderbuffers )
+{
+    GET_THREAD(thread);
+    int writeback = 1;
+    if (!CRPACKSPU_IS_WDDM_CRHGSMI() && !(pack_spu.thread[pack_spu.idxThreadInUse].netServer.conn->actual_network))
+    {
+        crError( "packspu_GenRenderbuffersEXT doesn't work when there's no actual network involved!\nTry using the simplequery SPU in your chain!" );
+    }
+    if (pack_spu.swap)
+    {
+        crPackGenRenderbuffersEXTSWAP( n, renderbuffers, &writeback );
+    }
+    else
+    {
+        crPackGenRenderbuffersEXT( n, renderbuffers, &writeback );
+    }
+    packspuFlush( (void *) thread );
+    CRPACKSPU_WRITEBACK_WAIT(thread, writeback);
+
+    crStateRegRenderbuffers(n, renderbuffers);
+}