Initial r300 modes for swtcl it compiles!!

4 files changed, 640 insertions, 2 deletions

diff --git a/src/mesa/drivers/dri/r300/Makefile b/src/mesa/drivers/dri/r300/Makefile
index c1d223c7600..44248964fdb 100644
--- a/src/mesa/drivers/dri/r300/Makefile
+++ b/src/mesa/drivers/dri/r300/Makefile
@@ -41,6 +41,7 @@ DRIVER_SOURCES = \
 		 r300_fragprog.c \
 		 r300_shader.c \
 		 r300_emit.c \
+		 r300_swtcl.c \
 		 $(EGL_SOURCES)
 
 C_SOURCES = $(COMMON_SOURCES) $(DRIVER_SOURCES)
diff --git a/src/mesa/drivers/dri/r300/r300_context.c b/src/mesa/drivers/dri/r300/r300_context.c
index 9ea14ab4c78..311d003633a 100644
--- a/src/mesa/drivers/dri/r300/r300_context.c
+++ b/src/mesa/drivers/dri/r300/r300_context.c
@@ -63,6 +63,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include "r300_ioctl.h"
 #include "r300_tex.h"
 #include "r300_emit.h"
+#include "r300_swtcl.h"
 
 #ifdef USER_BUFFERS
 #include "r300_mem.h"
@@ -164,7 +165,7 @@ static const struct tnl_pipeline_stage *r300_pipeline[] = {
 
 	/* Else do them here.
 	 */
-	&_r300_render_stage,
+	//	&_r300_render_stage,
 	&_tnl_render_stage,	/* FALLBACK  */
 	0,
 };
@@ -363,6 +364,7 @@ GLboolean r300CreateContext(const __GLcontextModes * glVisual,
 	radeonInitSpanFuncs(ctx);
 	r300InitCmdBuf(r300);
 	r300InitState(r300);
+	r300InitSwtcl(ctx);
 
 	TNL_CONTEXT(ctx)->Driver.RunPipeline = _tnl_run_pipeline;
 
diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h
index 076bb49a006..5e07cbd88fd 100644
--- a/src/mesa/drivers/dri/r300/r300_context.h
+++ b/src/mesa/drivers/dri/r300/r300_context.h
@@ -600,6 +600,11 @@ struct r300_vertex_shader_state {
 
 extern int hw_tcl_on;
 
+#define COLOR_IS_RGBA
+#define TAG(x) r300##x
+#include "tnl_dd/t_dd_vertex.h"
+#undef TAG
+
 //#define CURRENT_VERTEX_SHADER(ctx) (ctx->VertexProgram._Current)
 #define CURRENT_VERTEX_SHADER(ctx) (R300_CONTEXT(ctx)->selected_vp)
 
@@ -796,7 +801,8 @@ struct r300_state {
 	GLuint *Elts;
 	struct r300_dma_region elt_dma;
 
-	 DECLARE_RENDERINPUTS(render_inputs_bitset);	/* actual render inputs that R300 was configured for.
+	struct r300_dma_region swtcl_dma;
+	DECLARE_RENDERINPUTS(render_inputs_bitset);	/* actual render inputs that R300 was configured for.
 							   They are the same as tnl->render_inputs for fixed pipeline */
 
 	struct {
@@ -811,6 +817,62 @@ struct r300_state {
 #define R300_FALLBACK_TCL 1
 #define R300_FALLBACK_RAST 2
 
+/* r300_swtcl.c
+ */
+struct r300_swtcl_info {
+   GLuint RenderIndex;
+   
+   /**
+    * Size of a hardware vertex.  This is calculated when \c ::vertex_attrs is
+    * installed in the Mesa state vector.
+    */
+   GLuint vertex_size;
+
+   /**
+    * Attributes instructing the Mesa TCL pipeline where / how to put vertex
+    * data in the hardware buffer.
+    */
+   struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX];
+
+   /**
+    * Number of elements of \c ::vertex_attrs that are actually used.
+    */
+   GLuint vertex_attr_count;
+
+   /**
+    * Cached pointer to the buffer where Mesa will store vertex data.
+    */
+   GLubyte *verts;
+
+   /* Fallback rasterization functions
+    */
+  //   r200_point_func draw_point;
+  //   r200_line_func draw_line;
+  //   r200_tri_func draw_tri;
+
+   GLuint hw_primitive;
+   GLenum render_primitive;
+   GLuint numverts;
+
+   /**
+    * Offset of the 4UB color data within a hardware (swtcl) vertex.
+    */
+   GLuint coloroffset;
+
+   /**
+    * Offset of the 3UB specular color data within a hardware (swtcl) vertex.
+    */
+   GLuint specoffset;
+
+   /**
+    * Should Mesa project vertex data or will the hardware do it?
+    */
+   GLboolean needproj;
+
+   struct r300_dma_region indexed_verts;
+};
+
+
 /**
  * \brief R300 context structure.
  */
@@ -849,6 +911,9 @@ struct r300_context {
 	GLvector4f *temp_attrib[_TNL_ATTRIB_MAX];
 
 	GLboolean disable_lowimpact_fallback;
+
+	DECLARE_RENDERINPUTS(tnl_index_bitset);	/* index of bits for last tnl_install_attrs */
+	struct r300_swtcl_info swtcl;
 };
 
 struct r300_buffer_object {
diff --git a/src/mesa/drivers/dri/r300/r300_swtcl.c b/src/mesa/drivers/dri/r300/r300_swtcl.c
new file mode 100644
index 00000000000..3ed454de484
--- /dev/null
+++ b/src/mesa/drivers/dri/r300/r300_swtcl.c
@@ -0,0 +1,570 @@
+/**************************************************************************
+
+Copyright (C) 2007 Dave Airlie
+
+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
+on 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
+THE COPYRIGHT OWNER(S) 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:
+ *   Dave Airlie <[email protected]>
+ */
+
+/* derived from r200 swtcl path */
+
+
+
+#include "glheader.h"
+#include "mtypes.h"
+#include "colormac.h"
+#include "enums.h"
+#include "image.h"
+#include "imports.h"
+#include "macros.h"
+
+#include "swrast/s_context.h"
+#include "swrast/s_fog.h"
+#include "swrast_setup/swrast_setup.h"
+#include "math/m_translate.h"
+#include "tnl/tnl.h"
+#include "tnl/t_context.h"
+#include "tnl/t_pipeline.h"
+
+#include "r300_context.h"
+#include "r300_swtcl.h"
+#include "r300_state.h"
+#include "r300_ioctl.h"
+
+#define EMIT_ATTR( ATTR, STYLE, F0 )					\
+do {									\
+   rmesa->swtcl.vertex_attrs[rmesa->swtcl.vertex_attr_count].attrib = (ATTR);	\
+   rmesa->swtcl.vertex_attrs[rmesa->swtcl.vertex_attr_count].format = (STYLE);	\
+   rmesa->swtcl.vertex_attr_count++;					\
+   vap_fmt_0 |= F0;								\
+} while (0)
+
+#define EMIT_PAD( N )							\
+do {									\
+   rmesa->swtcl.vertex_attrs[rmesa->swtcl.vertex_attr_count].attrib = 0;		\
+   rmesa->swtcl.vertex_attrs[rmesa->swtcl.vertex_attr_count].format = EMIT_PAD;	\
+   rmesa->swtcl.vertex_attrs[rmesa->swtcl.vertex_attr_count].offset = (N);		\
+   rmesa->swtcl.vertex_attr_count++;					\
+} while (0)
+
+static void r300SetVertexFormat( GLcontext *ctx )
+{
+   r300ContextPtr rmesa = R300_CONTEXT( ctx );
+   TNLcontext *tnl = TNL_CONTEXT(ctx);
+   struct vertex_buffer *VB = &tnl->vb;
+   DECLARE_RENDERINPUTS(index_bitset);
+   int vap_fmt_0 = 0;
+   int vap_fmt_1 = 0;
+   int vap_vte_cntl = 0;
+   int offset = 0;
+
+   RENDERINPUTS_COPY( index_bitset, tnl->render_inputs_bitset );
+
+   /* Important:
+    */
+   if ( VB->NdcPtr != NULL ) {
+      VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr;
+   }
+   else {
+      VB->AttribPtr[VERT_ATTRIB_POS] = VB->ClipPtr;
+   }
+
+   assert( VB->AttribPtr[VERT_ATTRIB_POS] != NULL );
+   rmesa->swtcl.vertex_attr_count = 0;
+
+   /* EMIT_ATTR's must be in order as they tell t_vertex.c how to
+    * build up a hardware vertex.
+    */
+   if ( !rmesa->swtcl.needproj ||
+       RENDERINPUTS_TEST_RANGE( index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX )) { /* need w coord for projected textures */
+      EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_4F, R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT);
+      vap_vte_cntl |= R300_VTX_XY_FMT | R300_VTX_Z_FMT | R300_VTX_W0_FMT;
+
+      offset = 4;
+   }
+   else {
+      EMIT_ATTR( _TNL_ATTRIB_POS, EMIT_3F, R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT );
+      vap_vte_cntl |= R300_VTX_XY_FMT | R300_VTX_Z_FMT;
+      offset = 3;
+   }
+
+   if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_POINTSIZE )) {
+      EMIT_ATTR( _TNL_ATTRIB_POINTSIZE, EMIT_1F, R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT);
+      offset += 1;
+   }
+
+   rmesa->swtcl.coloroffset = offset;
+#if MESA_LITTLE_ENDIAN 
+   EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_RGBA, R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT );
+#else
+   EMIT_ATTR( _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_ABGR, R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT );
+#endif
+   offset += 1;
+
+   rmesa->swtcl.specoffset = 0;
+   if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_COLOR1 ) ||
+       RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG )) {
+
+#if MESA_LITTLE_ENDIAN 
+      if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_COLOR1 )) {
+	 rmesa->swtcl.specoffset = offset;
+	 EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_RGB, R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT );
+      }
+      else {
+	 EMIT_PAD( 3 );
+      }
+
+      if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG )) {
+	 EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT );
+      }
+      else {
+	 EMIT_PAD( 1 );
+      }
+#else
+      if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_FOG )) {
+	 EMIT_ATTR( _TNL_ATTRIB_FOG, EMIT_1UB_1F, R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT );
+      }
+      else {
+	 EMIT_PAD( 1 );
+      }
+
+      if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_COLOR1 )) {
+	 rmesa->swtcl.specoffset = offset;
+	 EMIT_ATTR( _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR, R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT );
+      }
+      else {
+	 EMIT_PAD( 3 );
+      }
+#endif
+   }
+
+   if (RENDERINPUTS_TEST_RANGE( index_bitset, _TNL_FIRST_TEX, _TNL_LAST_TEX )) {
+      int i;
+
+      for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
+	 if (RENDERINPUTS_TEST( index_bitset, _TNL_ATTRIB_TEX(i) )) {
+	    GLuint sz = VB->TexCoordPtr[i]->size;
+
+	    vap_fmt_1 |= sz << (3 * i);
+	    EMIT_ATTR( _TNL_ATTRIB_TEX0+i, EMIT_1F + sz - 1, 0 );
+	 }
+      }
+   }
+
+#if 0
+   if ( (rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] & R200_FOG_USE_MASK)
+      != R200_FOG_USE_SPEC_ALPHA ) {
+      R200_STATECHANGE( rmesa, ctx );
+      rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] &= ~R200_FOG_USE_MASK;
+      rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] |= R200_FOG_USE_SPEC_ALPHA;
+   }
+#endif
+
+   if (!RENDERINPUTS_EQUAL( rmesa->tnl_index_bitset, index_bitset ) ||
+	(rmesa->hw.vof.cmd[R300_VOF_CNTL_0] != vap_fmt_0) ||
+	(rmesa->hw.vof.cmd[R300_VOF_CNTL_1] != vap_fmt_1) ) {
+//      R200_NEWPRIM(rmesa);
+      R300_STATECHANGE(rmesa, vof);
+      rmesa->hw.vof.cmd[R300_VOF_CNTL_0] =
+	      vap_fmt_0;
+      rmesa->hw.vof.cmd[R300_VOF_CNTL_1] =
+	      vap_fmt_1;
+
+      rmesa->swtcl.vertex_size =
+	  _tnl_install_attrs( ctx,
+			      rmesa->swtcl.vertex_attrs, 
+			      rmesa->swtcl.vertex_attr_count,
+			      NULL, 0 );
+      rmesa->swtcl.vertex_size /= 4;
+      RENDERINPUTS_COPY( rmesa->tnl_index_bitset, index_bitset );
+   }
+}
+
+static void *
+r300AllocDmaLowVerts( r300ContextPtr rmesa, int nverts, int vsize )
+{
+  GLuint bytes = vsize * nverts;
+
+  r300AllocDmaRegion(rmesa, &rmesa->state.swtcl_dma, bytes, 0);
+
+  rmesa->radeon.glCtx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
+  rmesa->swtcl.numverts += nverts;
+
+  return (rmesa->dma.current.address + rmesa->dma.current.ptr);
+}
+
+static void r300RasterPrimitive( GLcontext *ctx, GLuint hwprim );
+static void r300RenderPrimitive( GLcontext *ctx, GLenum prim );
+//static void r300ResetLineStipple( GLcontext *ctx );
+
+
+static const GLenum reduced_prim[GL_POLYGON+1] = {
+   GL_POINTS,
+   GL_LINES,
+   GL_LINES,
+   GL_LINES,
+   GL_TRIANGLES,
+   GL_TRIANGLES,
+   GL_TRIANGLES,
+   GL_TRIANGLES,
+   GL_TRIANGLES,
+   GL_TRIANGLES
+};
+
+
+/***********************************************************************
+ *                    Emit primitives as inline vertices               *
+ ***********************************************************************/
+
+
+#define HAVE_POINTS      1
+#define HAVE_LINES       1
+#define HAVE_LINE_STRIPS 1
+#define HAVE_TRIANGLES   1
+#define HAVE_TRI_STRIPS  1
+#define HAVE_TRI_STRIP_1 0
+#define HAVE_TRI_FANS    1
+#define HAVE_QUADS       0
+#define HAVE_QUAD_STRIPS 0
+#define HAVE_POLYGONS    1
+#define HAVE_ELTS        1
+
+#undef LOCAL_VARS
+#undef ALLOC_VERTS
+#define CTX_ARG r300ContextPtr rmesa
+#define GET_VERTEX_DWORDS() rmesa->swtcl.vertex_size
+#define ALLOC_VERTS( n, size ) r300AllocDmaLowVerts( rmesa, n, size * 4 )
+#define LOCAL_VARS						\
+   r300ContextPtr rmesa = R300_CONTEXT(ctx);		\
+   const char *r300verts = (char *)rmesa->swtcl.verts;
+#define VERT(x) (r300Vertex *)(r300verts + ((x) * vertsize * sizeof(int)))
+#define VERTEX r300Vertex 
+#define DO_DEBUG_VERTS (1 && (RADEON_DEBUG & DEBUG_VERTS))
+
+#undef TAG
+#define TAG(x) r300_##x
+#include "tnl_dd/t_dd_triemit.h"
+
+
+
+/***********************************************************************
+ *          Macros for t_dd_tritmp.h to draw basic primitives          *
+ ***********************************************************************/
+
+#define QUAD( a, b, c, d ) r300_quad( rmesa, a, b, c, d )
+#define TRI( a, b, c )     r300_triangle( rmesa, a, b, c )
+#define LINE( a, b )       r300_line( rmesa, a, b )
+#define POINT( a )         r300_point( rmesa, a )
+
+/***********************************************************************
+ *              Build render functions from dd templates               *
+ ***********************************************************************/
+
+#define R300_TWOSIDE_BIT	0x01
+#define R300_UNFILLED_BIT	0x02
+#define R300_MAX_TRIFUNC	0x04
+
+static struct {
+   tnl_points_func	        points;
+   tnl_line_func		line;
+   tnl_triangle_func	triangle;
+   tnl_quad_func		quad;
+} rast_tab[R300_MAX_TRIFUNC];
+
+#define DO_FALLBACK  0
+#define DO_UNFILLED (IND & R300_UNFILLED_BIT)
+#define DO_TWOSIDE  (IND & R300_TWOSIDE_BIT)
+#define DO_FLAT      0
+#define DO_OFFSET     0
+#define DO_TRI       1
+#define DO_QUAD      1
+#define DO_LINE      1
+#define DO_POINTS    1
+#define DO_FULL_QUAD 1
+
+#define HAVE_RGBA   1
+#define HAVE_SPEC   1
+#define HAVE_BACK_COLORS  0
+#define HAVE_HW_FLATSHADE 1
+#define TAB rast_tab
+
+#define DEPTH_SCALE 1.0
+#define UNFILLED_TRI unfilled_tri
+#define UNFILLED_QUAD unfilled_quad
+#define VERT_X(_v) _v->v.x
+#define VERT_Y(_v) _v->v.y
+#define VERT_Z(_v) _v->v.z
+#define AREA_IS_CCW( a ) (a < 0)
+#define GET_VERTEX(e) (rmesa->swtcl.verts + (e*rmesa->swtcl.vertex_size*sizeof(int)))
+
+#define VERT_SET_RGBA( v, c )  					\
+do {								\
+   r300_color_t *color = (r300_color_t *)&((v)->ui[coloroffset]);	\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->red, (c)[0]);		\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->green, (c)[1]);		\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->blue, (c)[2]);		\
+   UNCLAMPED_FLOAT_TO_UBYTE(color->alpha, (c)[3]);		\
+} while (0)
+
+#define VERT_COPY_RGBA( v0, v1 ) v0->ui[coloroffset] = v1->ui[coloroffset]
+
+#define VERT_SET_SPEC( v, c )					\
+do {								\
+   if (specoffset) {						\
+      r300_color_t *spec = (r300_color_t *)&((v)->ui[specoffset]);	\
+      UNCLAMPED_FLOAT_TO_UBYTE(spec->red, (c)[0]);	\
+      UNCLAMPED_FLOAT_TO_UBYTE(spec->green, (c)[1]);	\
+      UNCLAMPED_FLOAT_TO_UBYTE(spec->blue, (c)[2]);	\
+   }								\
+} while (0)
+#define VERT_COPY_SPEC( v0, v1 )			\
+do {							\
+   if (specoffset) {					\
+      r300_color_t *spec0 = (r300_color_t *)&((v0)->ui[specoffset]);	\
+      r300_color_t *spec1 = (r300_color_t *)&((v1)->ui[specoffset]);	\
+      spec0->red   = spec1->red;	\
+      spec0->green = spec1->green;	\
+      spec0->blue  = spec1->blue; 	\
+   }							\
+} while (0)
+
+/* These don't need LE32_TO_CPU() as they used to save and restore
+ * colors which are already in the correct format.
+ */
+#define VERT_SAVE_RGBA( idx )    color[idx] = v[idx]->ui[coloroffset]
+#define VERT_RESTORE_RGBA( idx ) v[idx]->ui[coloroffset] = color[idx]
+#define VERT_SAVE_SPEC( idx )    if (specoffset) spec[idx] = v[idx]->ui[specoffset]
+#define VERT_RESTORE_SPEC( idx ) if (specoffset) v[idx]->ui[specoffset] = spec[idx]
+
+#undef LOCAL_VARS
+#undef TAG
+#undef INIT
+
+#define LOCAL_VARS(n)							\
+   r300ContextPtr rmesa = R300_CONTEXT(ctx);			\
+   GLuint color[n], spec[n];						\
+   GLuint coloroffset = rmesa->swtcl.coloroffset;	\
+   GLuint specoffset = rmesa->swtcl.specoffset;			\
+   (void) color; (void) spec; (void) coloroffset; (void) specoffset;
+
+/***********************************************************************
+ *                Helpers for rendering unfilled primitives            *
+ ***********************************************************************/
+
+#define RASTERIZE(x) r300RasterPrimitive( ctx, reduced_prim[x] )
+#define RENDER_PRIMITIVE rmesa->swtcl.render_primitive
+#undef TAG
+#define TAG(x) x
+#include "tnl_dd/t_dd_unfilled.h"
+#undef IND
+
+
+/***********************************************************************
+ *                      Generate GL render functions                   *
+ ***********************************************************************/
+
+
+#define IND (0)
+#define TAG(x) x
+#include "tnl_dd/t_dd_tritmp.h"
+
+#define IND (R300_TWOSIDE_BIT)
+#define TAG(x) x##_twoside
+#include "tnl_dd/t_dd_tritmp.h"
+
+#define IND (R300_UNFILLED_BIT)
+#define TAG(x) x##_unfilled
+#include "tnl_dd/t_dd_tritmp.h"
+
+#define IND (R300_TWOSIDE_BIT|R300_UNFILLED_BIT)
+#define TAG(x) x##_twoside_unfilled
+#include "tnl_dd/t_dd_tritmp.h"
+
+
+static void init_rast_tab( void )
+{
+   init();
+   init_twoside();
+   init_unfilled();
+   init_twoside_unfilled();
+}
+
+/**********************************************************************/
+/*               Render unclipped begin/end objects                   */
+/**********************************************************************/
+
+#define RENDER_POINTS( start, count )		\
+   for ( ; start < count ; start++)		\
+      r300_point( rmesa, VERT(start) )
+#define RENDER_LINE( v0, v1 ) \
+   r300_line( rmesa, VERT(v0), VERT(v1) )
+#define RENDER_TRI( v0, v1, v2 )  \
+   r300_triangle( rmesa, VERT(v0), VERT(v1), VERT(v2) )
+#define RENDER_QUAD( v0, v1, v2, v3 ) \
+   r300_quad( rmesa, VERT(v0), VERT(v1), VERT(v2), VERT(v3) )
+#define INIT(x) do {					\
+   r300RenderPrimitive( ctx, x );			\
+} while (0)
+#undef LOCAL_VARS
+#define LOCAL_VARS						\
+   r300ContextPtr rmesa = R300_CONTEXT(ctx);		\
+   const GLuint vertsize = rmesa->swtcl.vertex_size;		\
+   const char *r300verts = (char *)rmesa->swtcl.verts;		\
+   const GLuint * const elt = TNL_CONTEXT(ctx)->vb.Elts;	\
+   const GLboolean stipple = ctx->Line.StippleFlag;		\
+   (void) elt; (void) stipple;
+#define RESET_STIPPLE	//if ( stipple ) r200ResetLineStipple( ctx );
+#define RESET_OCCLUSION
+#define PRESERVE_VB_DEFS
+#define ELT(x) (x)
+#define TAG(x) r300_##x##_verts
+#include "tnl/t_vb_rendertmp.h"
+#undef ELT
+#undef TAG
+#define TAG(x) r300_##x##_elts
+#define ELT(x) elt[x]
+#include "tnl/t_vb_rendertmp.h"
+
+
+
+
+/**********************************************************************/
+/*                    Choose render functions                         */
+/**********************************************************************/
+
+void r300ChooseRenderState( GLcontext *ctx )
+{
+   TNLcontext *tnl = TNL_CONTEXT(ctx);
+   r300ContextPtr rmesa = R300_CONTEXT(ctx);
+   GLuint index = 0;
+   GLuint flags = ctx->_TriangleCaps;
+
+   // if (!rmesa->TclFallback || rmesa->Fallback) 
+//      return;
+
+//   if (flags & DD_TRI_LIGHT_TWOSIDE) index |= R200_TWOSIDE_BIT;
+//   if (flags & DD_TRI_UNFILLED)      index |= R200_UNFILLED_BIT;
+
+   if (index != rmesa->swtcl.RenderIndex) {
+      tnl->Driver.Render.Points = rast_tab[index].points;
+      tnl->Driver.Render.Line = rast_tab[index].line;
+      tnl->Driver.Render.ClippedLine = rast_tab[index].line;
+      tnl->Driver.Render.Triangle = rast_tab[index].triangle;
+      tnl->Driver.Render.Quad = rast_tab[index].quad;
+
+      if (index == 0) {
+	tnl->Driver.Render.PrimTabVerts = r300_render_tab_verts;
+	 tnl->Driver.Render.PrimTabElts = r300_render_tab_elts;
+	 tnl->Driver.Render.ClippedPolygon = r300_fast_clipped_poly;
+      } else {
+	 tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts;
+	 tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts;
+	 tnl->Driver.Render.ClippedPolygon = _tnl_RenderClippedPolygon;
+      }
+
+      rmesa->swtcl.RenderIndex = index;
+   }
+}
+
+
+static void r300RenderStart(GLcontext *ctx)
+{
+	fprintf(stderr, "%s\n", __FUNCTION__);
+
+	r300SetVertexFormat(ctx);
+}
+
+static void r300RenderFinish(GLcontext *ctx)
+{
+	fprintf(stderr, "%s\n", __FUNCTION__);
+}
+
+static void r300RasterPrimitive( GLcontext *ctx, GLuint hwprim )
+{
+	r300ContextPtr rmesa = R300_CONTEXT(ctx);
+	
+	if (rmesa->swtcl.hw_primitive != hwprim) {
+//		R300_NEWPRIM( rmesa );
+		rmesa->swtcl.hw_primitive = hwprim;
+	}
+}
+
+static void r300RenderPrimitive(GLcontext *ctx, GLenum prim)
+{
+
+	r300ContextPtr rmesa = R300_CONTEXT(ctx);
+	rmesa->swtcl.render_primitive = prim;
+	if (prim < GL_TRIANGLES || !(ctx->_TriangleCaps & DD_TRI_UNFILLED)) 
+		r300RasterPrimitive( ctx, reduced_prim[prim] );
+	fprintf(stderr, "%s\n", __FUNCTION__);
+	
+}
+
+static void r300ResetLineStipple(GLcontext *ctx)
+{
+
+
+}
+
+void r300InitSwtcl(GLcontext *ctx)
+{
+	TNLcontext *tnl = TNL_CONTEXT(ctx);
+	r300ContextPtr rmesa = R300_CONTEXT(ctx);
+	static int firsttime = 1;
+	
+	if (firsttime) {
+		init_rast_tab();
+		firsttime = 0;
+	}
+	
+	tnl->Driver.Render.Start = r300RenderStart;
+	tnl->Driver.Render.Finish = r300RenderFinish;
+	tnl->Driver.Render.PrimitiveNotify = r300RenderPrimitive;
+	tnl->Driver.Render.ResetLineStipple = r300ResetLineStipple;
+	tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
+	tnl->Driver.Render.CopyPV = _tnl_copy_pv;
+	tnl->Driver.Render.Interp = _tnl_interp;
+	
+	/* FIXME: what are these numbers? */
+	_tnl_init_vertices( ctx, ctx->Const.MaxArrayLockSize + 12, 
+			    36 * sizeof(GLfloat) );
+	
+	rmesa->swtcl.verts = (GLubyte *)tnl->clipspace.vertex_buf;
+	rmesa->swtcl.RenderIndex = ~0;
+	rmesa->swtcl.render_primitive = GL_TRIANGLES;
+	rmesa->swtcl.hw_primitive = 0;	
+
+	r300ChooseRenderState(ctx);
+}
+
+void r300DestroySwtcl(GLcontext *ctx)
+{
+	r300ContextPtr rmesa = R300_CONTEXT(ctx);
+//	if (rmesa->swtcl.indexed_verts.buf) 
+//		r200ReleaseDmaRegion( rmesa, &rmesa->swtcl.indexed_verts, __FUNCTION__ );
+
+}