1 files changed, 177 insertions, 0 deletions
diff --git a/src/VBox/Additions/common/crOpenGL/pack/packspu_beginend.py b/src/VBox/Additions/common/crOpenGL/pack/packspu_beginend.py
new file mode 100755
index 00000000..2195cab5
--- /dev/null
+++ b/src/VBox/Additions/common/crOpenGL/pack/packspu_beginend.py
@@ -0,0 +1,177 @@
+# Copyright (c) 2001, Stanford University
+# All rights reserved.
+#
+# See the file LICENSE.txt for information on redistributing this software.
+
+from __future__ import print_function
+import sys
+
+import apiutil
+
+
+apiutil.CopyrightC()
+
+print("""/* DO NOT EDIT - AUTOMATICALLY GENERATED BY packspu_beginend.py */
+#include "packspu.h"
+#include "assert.h"
+#include "cr_packfunctions.h"
+#include "packspu_proto.h"
+
+void PACKSPU_APIENTRY packspu_Begin( GLenum mode )
+{
+    CRPackBuffer *buf;
+#if CR_ARB_vertex_buffer_object
+    GET_CONTEXT(ctx);
+#else
+    GET_THREAD(thread);
+#endif
+
+    buf = &thread->BeginEndBuffer;
+
+    /* XXX comparing mode >= 0 here is not needed since mode is unsigned */
+    CRASSERT( /*mode >= GL_POINTS && */mode <= GL_POLYGON );
+
+#if CR_ARB_vertex_buffer_object
+    {
+        GLboolean serverArrays = GL_FALSE;
+        if (ctx->clientState->extensions.ARB_vertex_buffer_object)
+            serverArrays = crStateUseServerArrays();
+        if (serverArrays) {
+            CRClientState *clientState = &(ctx->clientState->client);
+            if (clientState->array.locked && !clientState->array.synced)
+            {
+                crPackLockArraysEXT(clientState->array.lockFirst, clientState->array.lockCount);
+                clientState->array.synced = GL_TRUE;
+            }
+        }
+    }
+#endif
+
+    if (pack_spu.swap)
+    {
+        crPackBeginSWAP( mode );
+    }
+    else
+    {
+        crPackBegin( mode );
+    }
+
+    if ( thread->netServer.conn->Barf ) {
+        thread->BeginEndMode = mode;
+        thread->BeginEndState = -1;
+        if ( mode == GL_LINES || mode == GL_TRIANGLES || mode == GL_QUADS || mode == GL_POLYGON )
+        {
+            CRASSERT(!buf->pack);
+
+            crPackReleaseBuffer( thread->packer );
+            buf->pack = crNetAlloc( thread->netServer.conn );
+            crPackInitBuffer( buf, buf->pack, thread->netServer.conn->buffer_size, thread->netServer.conn->mtu );
+            buf->holds_BeginEnd = 1;
+            buf->in_BeginEnd = 1;
+            crPackSetBuffer( thread->packer, buf );
+
+            thread->BeginEndState = 0;
+        }
+    }
+}
+
+void PACKSPU_APIENTRY packspu_End( void )
+{
+    GET_THREAD(thread);
+    CRPackBuffer *buf = &thread->BeginEndBuffer;
+
+    if ( thread->netServer.conn->Barf &&
+        (thread->BeginEndMode == GL_LINES
+        || thread->BeginEndMode == GL_TRIANGLES
+        || thread->BeginEndMode == GL_QUADS
+        || thread->BeginEndMode == GL_POLYGON ) )
+    {
+        CRASSERT(buf->pack);
+
+        crPackReleaseBuffer( thread->packer );
+        crPackSetBuffer( thread->packer, &thread->normBuffer );
+        if ( !crPackCanHoldBuffer( buf ) )
+            packspuFlush( (void *) thread );
+
+        crPackAppendBuffer( buf );
+        crNetFree( thread->netServer.conn, buf->pack );
+        buf->pack = NULL;
+    }
+
+    if (pack_spu.swap)
+    {
+        crPackEndSWAP();
+    }
+    else
+    {
+        crPackEnd();
+    }
+}
+
+static void DoVertex( void )
+{
+    GET_THREAD(thread);
+    CRPackBuffer *buf = &thread->BeginEndBuffer;
+    CRPackBuffer *gbuf = &thread->normBuffer;
+    int num_data;
+    int num_opcode;
+
+    /*crDebug( "really doing Vertex" );*/
+    crPackReleaseBuffer( thread->packer );
+    num_data = buf->data_current - buf->data_start;
+    num_opcode = buf->opcode_start - buf->opcode_current;
+    crPackSetBuffer( thread->packer, gbuf );
+    if ( !crPackCanHoldBuffer( buf ) )
+        /* doesn't hold, first flush gbuf*/
+        packspuFlush( (void *) thread );
+
+    crPackAppendBuffer( buf );
+    crPackReleaseBuffer( thread->packer );
+    crPackSetBuffer( thread->packer, buf );
+    crPackResetPointers(thread->packer);
+}
+
+static void RunState( void )
+{
+    GET_THREAD(thread);
+    if (! thread->netServer.conn->Barf ) return;
+    if (thread->BeginEndState == -1) return;
+    switch(thread->BeginEndMode) {
+    case GL_POLYGON:
+        return;
+    case GL_LINES:
+        thread->BeginEndState = (thread->BeginEndState + 1) % 2;
+        if (thread->BeginEndState)
+            return;
+        break;
+    case GL_TRIANGLES:
+        thread->BeginEndState = (thread->BeginEndState + 1) % 3;
+        if (thread->BeginEndState)
+            return;
+        break;
+    case GL_QUADS:
+        thread->BeginEndState = (thread->BeginEndState + 1) % 4;
+        if (thread->BeginEndState)
+            return;
+        break;
+    }
+    DoVertex();
+}
+""")
+
+keys = apiutil.GetDispatchedFunctions(sys.argv[1]+"/APIspec.txt")
+
+for func_name in apiutil.AllSpecials( "packspu_vertex" ):
+    params = apiutil.Parameters(func_name)
+    print('void PACKSPU_APIENTRY packspu_%s(%s)' % ( func_name, apiutil.MakeDeclarationString(params) ))
+    print('{')
+    print('\tif (pack_spu.swap)')
+    print('\t{')
+    print('\t\tcrPack%sSWAP(%s);' % ( func_name, apiutil.MakeCallString( params ) ))
+    print('\t}')
+    print('\telse')
+    print('\t{')
+    print('\t\tcrPack%s(%s);' % ( func_name, apiutil.MakeCallString( params ) ))
+    print('\t}')
+    print('\tRunState();')
+    print('}')