1 files changed, 107 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
new file mode 100644
index 00000000000..12646402eec
--- /dev/null
+++ b/src/mesa/state_tracker/st_draw.c
@@ -0,0 +1,107 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * 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, sub license, 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 (including the
+ * next paragraph) 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 <[email protected]>
+  */
+
+#include "imports.h"
+
+#include "tnl/t_context.h"
+#include "tnl/t_pipeline.h"
+
+#include "st_context.h"
+#include "st_atom.h"
+#include "st_draw.h"
+#include "softpipe/sp_context.h"
+
+/*
+ * TNL stage which feedsinto the above.
+ *
+ * XXX: this needs to go into each driver using this code, because we
+ * cannot make the leap from ctx->draw_context in this file.  The
+ * driver needs to customize tnl anyway, so this isn't a big deal.
+ */
+static GLboolean draw( GLcontext * ctx, struct tnl_pipeline_stage *stage )
+{
+   struct st_context *st = st_context(ctx);
+   struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+
+   /* Validate driver and softpipe state:
+    */
+   st_validate_state( st );
+
+   /* Call into the new draw code to handle the VB:
+    */
+   st->softpipe->draw_vb( st->softpipe, VB );
+   
+   /* Finished 
+    */
+   return GL_FALSE;
+}
+
+const struct tnl_pipeline_stage st_draw = {
+   "check state and draw",
+   NULL,
+   NULL,
+   NULL,
+   NULL,
+   draw
+};
+
+static const struct tnl_pipeline_stage *intel_pipeline[] = {
+   &_tnl_vertex_transform_stage,
+   &_tnl_vertex_cull_stage,
+   &_tnl_normal_transform_stage,
+   &_tnl_lighting_stage,
+   &_tnl_fog_coordinate_stage,
+   &_tnl_texgen_stage,
+   &_tnl_texture_transform_stage,
+   &_tnl_point_attenuation_stage,
+   &_tnl_vertex_program_stage,
+   &st_draw,     /* ADD: escape to softpipe */
+   0,
+};
+
+/* This is all a hack to keep using tnl until we have vertex programs
+ * up and running.
+ */
+void st_init_draw( struct st_context *st )
+{
+   GLcontext *ctx = st->ctx;
+
+   _tnl_destroy_pipeline( ctx );
+   _tnl_install_pipeline( ctx, intel_pipeline );
+}
+
+
+void st_destroy_draw( struct st_context *st )
+{
+   /* Nothing to do. 
+    */
+}