Added MesaLib-7.6

1 files changed, 110 insertions, 0 deletions

diff --git a/mesalib/src/mesa/vbo/vbo_save.c b/mesalib/src/mesa/vbo/vbo_save.c
new file mode 100644
index 000000000..9757c3d9f
--- /dev/null
+++ b/mesalib/src/mesa/vbo/vbo_save.c
@@ -0,0 +1,110 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  7.2
+ *
+ * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+
+#include "main/mtypes.h"
+#include "main/bufferobj.h"
+#include "main/dlist.h"
+#include "main/vtxfmt.h"
+#include "main/imports.h"
+
+#include "vbo_context.h"
+
+
+
+static void vbo_save_callback_init( GLcontext *ctx )
+{
+   ctx->Driver.NewList = vbo_save_NewList;
+   ctx->Driver.EndList = vbo_save_EndList;
+   ctx->Driver.SaveFlushVertices = vbo_save_SaveFlushVertices;
+   ctx->Driver.BeginCallList = vbo_save_BeginCallList;
+   ctx->Driver.EndCallList = vbo_save_EndCallList;
+   ctx->Driver.NotifySaveBegin = vbo_save_NotifyBegin;
+}
+
+
+
+void vbo_save_init( GLcontext *ctx )
+{
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct vbo_save_context *save = &vbo->save;
+
+   save->ctx = ctx;
+
+   vbo_save_api_init( save );
+   vbo_save_callback_init(ctx);
+
+   {
+      struct gl_client_array *arrays = save->arrays;
+      memcpy(arrays,      vbo->legacy_currval,  16 * sizeof(arrays[0]));
+      memcpy(arrays + 16, vbo->generic_currval, 16 * sizeof(arrays[0]));
+   }
+
+   ctx->Driver.CurrentSavePrimitive = PRIM_UNKNOWN;
+}
+
+
+void vbo_save_destroy( GLcontext *ctx )
+{
+   struct vbo_context *vbo = vbo_context(ctx);
+   struct vbo_save_context *save = &vbo->save;
+   GLuint i;
+
+   if (save->prim_store) {
+      if ( --save->prim_store->refcount == 0 ) {
+         FREE( save->prim_store );
+         save->prim_store = NULL;
+      }
+      if ( --save->vertex_store->refcount == 0 ) {
+         _mesa_reference_buffer_object(ctx,
+                                       &save->vertex_store->bufferobj, NULL);
+         FREE( save->vertex_store );
+         save->vertex_store = NULL;
+      }
+   }
+
+   for (i = 0; i < VBO_ATTRIB_MAX; i++) {
+      _mesa_reference_buffer_object(ctx, &save->arrays[i].BufferObj, NULL);
+   }
+}
+
+
+
+
+/* Note that this can occur during the playback of a display list:
+ */
+void vbo_save_fallback( GLcontext *ctx, GLboolean fallback )
+{
+   struct vbo_save_context *save = &vbo_context(ctx)->save;
+
+   if (fallback)
+      save->replay_flags |= VBO_SAVE_FALLBACK;
+   else
+      save->replay_flags &= ~VBO_SAVE_FALLBACK;
+}
+
+