libxtrans libX11 libX11 libXext mesa xserver git update 22 sep 2011

1 files changed, 1156 insertions, 1155 deletions

diff --git a/mesalib/src/mesa/tnl/t_vertex_generic.c b/mesalib/src/mesa/tnl/t_vertex_generic.c
index 144b3669d..9dcecdd57 100644
--- a/mesalib/src/mesa/tnl/t_vertex_generic.c
+++ b/mesalib/src/mesa/tnl/t_vertex_generic.c
@@ -1,1155 +1,1156 @@
-

-/*

- * Copyright 2003 Tungsten Graphics, inc.

- * 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

- * TUNGSTEN GRAPHICS AND/OR THEIR 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 <keithw@tungstengraphics.com>

- */

-

-#include "main/glheader.h"

-#include "main/context.h"

-#include "main/colormac.h"

-#include "main/simple_list.h"

-#include "t_context.h"

-#include "t_vertex.h"

-

-

-#if 0

-#define DEBUG_INSERT printf("%s\n", __FUNCTION__)

-#else

-#define DEBUG_INSERT

-#endif

-

-

-/*

- * These functions take the NDC coordinates pointed to by 'in', apply the

- * NDC->Viewport mapping and store the results at 'v'.

- */

-

-static INLINE void insert_4f_viewport_4( const struct tnl_clipspace_attr *a, GLubyte *v,

-                      const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[5] * in[1] + vp[13];

-   out[2] = vp[10] * in[2] + vp[14];

-   out[3] = in[3];

-}

-

-static INLINE void insert_4f_viewport_3( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[5] * in[1] + vp[13];

-   out[2] = vp[10] * in[2] + vp[14];

-   out[3] = 1;

-}

-

-static INLINE void insert_4f_viewport_2( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[5] * in[1] + vp[13];

-   out[2] = vp[14];

-   out[3] = 1;

-}

-

-static INLINE void insert_4f_viewport_1( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[13];

-   out[2] = vp[14];

-   out[3] = 1;

-}

-

-static INLINE void insert_3f_viewport_3( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[5] * in[1] + vp[13];

-   out[2] = vp[10] * in[2] + vp[14];

-}

-

-static INLINE void insert_3f_viewport_2( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[5] * in[1] + vp[13];

-   out[2] = vp[14];

-}

-

-static INLINE void insert_3f_viewport_1( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[13];

-   out[2] = vp[14];

-}

-

-static INLINE void insert_2f_viewport_2( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[5] * in[1] + vp[13];

-}

-

-static INLINE void insert_2f_viewport_1( const struct tnl_clipspace_attr *a, GLubyte *v,

-				const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = vp[0] * in[0] + vp[12];

-   out[1] = vp[13];

-}

-

-

-/*

- * These functions do the same as above, except for the viewport mapping.

- */

-

-static INLINE void insert_4f_4( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = in[2];

-   out[3] = in[3];

-}

-

-static INLINE void insert_4f_3( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = in[2];

-   out[3] = 1;

-}

-

-static INLINE void insert_4f_2( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = 0;

-   out[3] = 1;

-}

-

-static INLINE void insert_4f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = 0;

-   out[2] = 0;

-   out[3] = 1;

-}

-

-static INLINE void insert_3f_xyw_4( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = in[3];

-}

-

-static INLINE void insert_3f_xyw_err( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   (void) a; (void) v; (void) in;

-   DEBUG_INSERT;

-   exit(1);

-}

-

-static INLINE void insert_3f_3( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = in[2];

-}

-

-static INLINE void insert_3f_2( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = 0;

-}

-

-static INLINE void insert_3f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = 0;

-   out[2] = 0;

-}

-

-

-static INLINE void insert_2f_2( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = in[1];

-}

-

-static INLINE void insert_2f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-   out[1] = 0;

-}

-

-static INLINE void insert_1f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   GLfloat *out = (GLfloat *)(v);

-   (void) a;

-   DEBUG_INSERT;

-   out[0] = in[0];

-}

-

-static INLINE void insert_null( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a; (void) v; (void) in;

-}

-

-static INLINE void insert_4chan_4f_rgba_4( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				  const GLfloat *in )

-{

-   GLchan *c = (GLchan *)v;

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 

-   UNCLAMPED_FLOAT_TO_CHAN(c[1], in[1]); 

-   UNCLAMPED_FLOAT_TO_CHAN(c[2], in[2]); 

-   UNCLAMPED_FLOAT_TO_CHAN(c[3], in[3]);

-}

-

-static INLINE void insert_4chan_4f_rgba_3( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				  const GLfloat *in )

-{

-   GLchan *c = (GLchan *)v;

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 

-   UNCLAMPED_FLOAT_TO_CHAN(c[1], in[1]); 

-   UNCLAMPED_FLOAT_TO_CHAN(c[2], in[2]); 

-   c[3] = CHAN_MAX;

-}

-

-static INLINE void insert_4chan_4f_rgba_2( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				  const GLfloat *in )

-{

-   GLchan *c = (GLchan *)v;

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 

-   UNCLAMPED_FLOAT_TO_CHAN(c[1], in[1]); 

-   c[2] = 0;

-   c[3] = CHAN_MAX;

-}

-

-static INLINE void insert_4chan_4f_rgba_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				  const GLfloat *in )

-{

-   GLchan *c = (GLchan *)v;

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 

-   c[1] = 0;

-   c[2] = 0;

-   c[3] = CHAN_MAX;

-}

-

-static INLINE void insert_4ub_4f_rgba_4( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);

-}

-

-static INLINE void insert_4ub_4f_rgba_3( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);

-   v[3] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_rgba_2( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   v[2] = 0;

-   v[3] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_rgba_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-   v[1] = 0;

-   v[2] = 0;

-   v[3] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_bgra_4( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);

-}

-

-static INLINE void insert_4ub_4f_bgra_3( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);

-   v[3] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_bgra_2( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   v[0] = 0;

-   v[3] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_bgra_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);

-   v[1] = 0;

-   v[0] = 0;

-   v[3] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_argb_4( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[2]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[3]);

-}

-

-static INLINE void insert_4ub_4f_argb_3( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[2]);

-   v[0] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_argb_2( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);

-   v[3] = 0x00;

-   v[0] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_argb_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);

-   v[2] = 0x00;

-   v[3] = 0x00;

-   v[0] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_abgr_4( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[2]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[3]);

-}

-

-static INLINE void insert_4ub_4f_abgr_3( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[2]);

-   v[0] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_abgr_2( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);

-   v[1] = 0x00;

-   v[0] = 0xff;

-}

-

-static INLINE void insert_4ub_4f_abgr_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);

-   v[2] = 0x00;

-   v[1] = 0x00;

-   v[0] = 0xff;

-}

-

-static INLINE void insert_3ub_3f_rgb_3( const struct tnl_clipspace_attr *a, GLubyte *v, 

-			       const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);

-}

-

-static INLINE void insert_3ub_3f_rgb_2( const struct tnl_clipspace_attr *a, GLubyte *v, 

-			       const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   v[2] = 0;

-}

-

-static INLINE void insert_3ub_3f_rgb_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-			       const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-   v[1] = 0;

-   v[2] = 0;

-}

-

-static INLINE void insert_3ub_3f_bgr_3( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				 const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);

-}

-

-static INLINE void insert_3ub_3f_bgr_2( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				 const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);

-   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);

-   v[0] = 0;

-}

-

-static INLINE void insert_3ub_3f_bgr_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-				 const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);

-   v[1] = 0;

-   v[0] = 0;

-}

-

-

-static INLINE void insert_1ub_1f_1( const struct tnl_clipspace_attr *a, GLubyte *v, 

-			   const GLfloat *in )

-{

-   DEBUG_INSERT;

-   (void) a;

-   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);

-}

-

-

-/***********************************************************************

- * Functions to perform the reverse operations to the above, for

- * swrast translation and clip-interpolation.

- * 

- * Currently always extracts a full 4 floats.

- */

-

-static void extract_4f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   

-   /* Although included for completeness, the position coordinate is

-    * usually handled differently during clipping.

-    */

-   DEBUG_INSERT;

-   out[0] = (in[0] - vp[12]) / vp[0];

-   out[1] = (in[1] - vp[13]) / vp[5];

-   out[2] = (in[2] - vp[14]) / vp[10];

-   out[3] = in[3];

-}

-

-static void extract_3f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = (in[0] - vp[12]) / vp[0];

-   out[1] = (in[1] - vp[13]) / vp[5];

-   out[2] = (in[2] - vp[14]) / vp[10];

-   out[3] = 1;

-}

-

-

-static void extract_2f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   const GLfloat * const vp = a->vp;

-   DEBUG_INSERT;

-   out[0] = (in[0] - vp[12]) / vp[0];

-   out[1] = (in[1] - vp[13]) / vp[5];

-   out[2] = 0;

-   out[3] = 1;

-}

-

-

-static void extract_4f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v  )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   (void) a;

-   

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = in[2];

-   out[3] = in[3];

-}

-

-static void extract_3f_xyw( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   (void) a;

-   

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = 0;

-   out[3] = in[2];

-}

-

-

-static void extract_3f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   (void) a;

-   

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = in[2];

-   out[3] = 1;

-}

-

-

-static void extract_2f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   (void) a;

-   

-   out[0] = in[0];

-   out[1] = in[1];

-   out[2] = 0;

-   out[3] = 1;

-}

-

-static void extract_1f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )

-{

-   const GLfloat *in = (const GLfloat *)v;

-   (void) a;

-   

-   out[0] = in[0];

-   out[1] = 0;

-   out[2] = 0;

-   out[3] = 1;

-}

-

-static void extract_4chan_4f_rgba( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   GLchan *c = (GLchan *)v;

-   (void) a;

-

-   out[0] = CHAN_TO_FLOAT(c[0]);

-   out[1] = CHAN_TO_FLOAT(c[1]);

-   out[2] = CHAN_TO_FLOAT(c[2]);

-   out[3] = CHAN_TO_FLOAT(c[3]);

-}

-

-static void extract_4ub_4f_rgba( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   (void) a;

-   out[0] = UBYTE_TO_FLOAT(v[0]);

-   out[1] = UBYTE_TO_FLOAT(v[1]);

-   out[2] = UBYTE_TO_FLOAT(v[2]);

-   out[3] = UBYTE_TO_FLOAT(v[3]);

-}

-

-static void extract_4ub_4f_bgra( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   (void) a;

-   out[2] = UBYTE_TO_FLOAT(v[0]);

-   out[1] = UBYTE_TO_FLOAT(v[1]);

-   out[0] = UBYTE_TO_FLOAT(v[2]);

-   out[3] = UBYTE_TO_FLOAT(v[3]);

-}

-

-static void extract_4ub_4f_argb( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   (void) a;

-   out[3] = UBYTE_TO_FLOAT(v[0]);

-   out[0] = UBYTE_TO_FLOAT(v[1]);

-   out[1] = UBYTE_TO_FLOAT(v[2]);

-   out[2] = UBYTE_TO_FLOAT(v[3]);

-}

-

-static void extract_4ub_4f_abgr( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				 const GLubyte *v )

-{

-   (void) a;

-   out[3] = UBYTE_TO_FLOAT(v[0]);

-   out[2] = UBYTE_TO_FLOAT(v[1]);

-   out[1] = UBYTE_TO_FLOAT(v[2]);

-   out[0] = UBYTE_TO_FLOAT(v[3]);

-}

-

-static void extract_3ub_3f_rgb( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				const GLubyte *v )

-{

-   (void) a;

-   out[0] = UBYTE_TO_FLOAT(v[0]);

-   out[1] = UBYTE_TO_FLOAT(v[1]);

-   out[2] = UBYTE_TO_FLOAT(v[2]);

-   out[3] = 1;

-}

-

-static void extract_3ub_3f_bgr( const struct tnl_clipspace_attr *a, GLfloat *out, 

-				const GLubyte *v )

-{

-   (void) a;

-   out[2] = UBYTE_TO_FLOAT(v[0]);

-   out[1] = UBYTE_TO_FLOAT(v[1]);

-   out[0] = UBYTE_TO_FLOAT(v[2]);

-   out[3] = 1;

-}

-

-static void extract_1ub_1f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )

-{

-   (void) a;

-   out[0] = UBYTE_TO_FLOAT(v[0]);

-   out[1] = 0;

-   out[2] = 0;

-   out[3] = 1;

-}

-

-

-const struct tnl_format_info _tnl_format_info[EMIT_MAX] = 

-{

-   { "1f",

-     extract_1f,

-     { insert_1f_1, insert_1f_1, insert_1f_1, insert_1f_1 },

-     sizeof(GLfloat) },

-

-   { "2f",

-     extract_2f,

-     { insert_2f_1, insert_2f_2, insert_2f_2, insert_2f_2 },

-     2 * sizeof(GLfloat) },

-

-   { "3f",

-     extract_3f,

-     { insert_3f_1, insert_3f_2, insert_3f_3, insert_3f_3 },

-     3 * sizeof(GLfloat) },

-

-   { "4f",

-     extract_4f,

-     { insert_4f_1, insert_4f_2, insert_4f_3, insert_4f_4 },

-     4 * sizeof(GLfloat) },

-

-   { "2f_viewport",

-     extract_2f_viewport,

-     { insert_2f_viewport_1, insert_2f_viewport_2, insert_2f_viewport_2,

-       insert_2f_viewport_2 },

-     2 * sizeof(GLfloat) },

-

-   { "3f_viewport",

-     extract_3f_viewport,

-     { insert_3f_viewport_1, insert_3f_viewport_2, insert_3f_viewport_3,

-       insert_3f_viewport_3 },

-     3 * sizeof(GLfloat) },

-

-   { "4f_viewport",

-     extract_4f_viewport,

-     { insert_4f_viewport_1, insert_4f_viewport_2, insert_4f_viewport_3,

-       insert_4f_viewport_4 }, 

-     4 * sizeof(GLfloat) },

-

-   { "3f_xyw",

-     extract_3f_xyw,

-     { insert_3f_xyw_err, insert_3f_xyw_err, insert_3f_xyw_err, 

-       insert_3f_xyw_4 },

-     3 * sizeof(GLfloat) },

-

-   { "1ub_1f",

-     extract_1ub_1f,

-     { insert_1ub_1f_1, insert_1ub_1f_1, insert_1ub_1f_1, insert_1ub_1f_1 },

-     sizeof(GLubyte) },

-

-   { "3ub_3f_rgb",

-     extract_3ub_3f_rgb,

-     { insert_3ub_3f_rgb_1, insert_3ub_3f_rgb_2, insert_3ub_3f_rgb_3,

-       insert_3ub_3f_rgb_3 },

-     3 * sizeof(GLubyte) },

-

-   { "3ub_3f_bgr",

-     extract_3ub_3f_bgr,

-     { insert_3ub_3f_bgr_1, insert_3ub_3f_bgr_2, insert_3ub_3f_bgr_3,

-       insert_3ub_3f_bgr_3 },

-     3 * sizeof(GLubyte) },

-

-   { "4ub_4f_rgba",

-     extract_4ub_4f_rgba,

-     { insert_4ub_4f_rgba_1, insert_4ub_4f_rgba_2, insert_4ub_4f_rgba_3, 

-       insert_4ub_4f_rgba_4 },

-     4 * sizeof(GLubyte) },

-

-   { "4ub_4f_bgra",

-     extract_4ub_4f_bgra,

-     { insert_4ub_4f_bgra_1, insert_4ub_4f_bgra_2, insert_4ub_4f_bgra_3,

-       insert_4ub_4f_bgra_4 },

-     4 * sizeof(GLubyte) },

-

-   { "4ub_4f_argb",

-     extract_4ub_4f_argb,

-     { insert_4ub_4f_argb_1, insert_4ub_4f_argb_2, insert_4ub_4f_argb_3,

-       insert_4ub_4f_argb_4 },

-     4 * sizeof(GLubyte) },

-

-   { "4ub_4f_abgr",

-     extract_4ub_4f_abgr,

-     { insert_4ub_4f_abgr_1, insert_4ub_4f_abgr_2, insert_4ub_4f_abgr_3,

-       insert_4ub_4f_abgr_4 },

-     4 * sizeof(GLubyte) },

-

-   { "4chan_4f_rgba",

-     extract_4chan_4f_rgba,

-     { insert_4chan_4f_rgba_1, insert_4chan_4f_rgba_2, insert_4chan_4f_rgba_3,

-       insert_4chan_4f_rgba_4 },

-     4 * sizeof(GLchan) },

-

-   { "pad",

-     NULL,

-     { NULL, NULL, NULL, NULL },

-     0 }

-

-};

-

-

-

-    

-/***********************************************************************

- * Hardwired fastpaths for emitting whole vertices or groups of

- * vertices

- */

-#define EMIT5(NR, F0, F1, F2, F3, F4, NAME)				\

-static void NAME( struct gl_context *ctx,					\

-		  GLuint count,						\

-		  GLubyte *v )						\

-{									\

-   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);			\

-   struct tnl_clipspace_attr *a = vtx->attr;				\

-   GLuint i;								\

-									\

-   for (i = 0 ; i < count ; i++, v += vtx->vertex_size) {		\

-      if (NR > 0) {							\

-	 F0( &a[0], v + a[0].vertoffset, (GLfloat *)a[0].inputptr );	\

-	 a[0].inputptr += a[0].inputstride;				\

-      }									\

-      									\

-      if (NR > 1) {							\

-	 F1( &a[1], v + a[1].vertoffset, (GLfloat *)a[1].inputptr );	\

-	 a[1].inputptr += a[1].inputstride;				\

-      }									\

-      									\

-      if (NR > 2) {							\

-	 F2( &a[2], v + a[2].vertoffset, (GLfloat *)a[2].inputptr );	\

-	 a[2].inputptr += a[2].inputstride;				\

-      }									\

-      									\

-      if (NR > 3) {							\

-	 F3( &a[3], v + a[3].vertoffset, (GLfloat *)a[3].inputptr );	\

-	 a[3].inputptr += a[3].inputstride;				\

-      }									\

-									\

-      if (NR > 4) {							\

-	 F4( &a[4], v + a[4].vertoffset, (GLfloat *)a[4].inputptr );	\

-	 a[4].inputptr += a[4].inputstride;				\

-      }									\

-   }									\

-}

-

-   

-#define EMIT2(F0, F1, NAME) EMIT5(2, F0, F1, insert_null, \

-				  insert_null, insert_null, NAME)

-

-#define EMIT3(F0, F1, F2, NAME) EMIT5(3, F0, F1, F2, insert_null, \

-				      insert_null, NAME)

-   

-#define EMIT4(F0, F1, F2, F3, NAME) EMIT5(4, F0, F1, F2, F3, \

-				          insert_null, NAME)

-   

-

-EMIT2(insert_3f_viewport_3, insert_4ub_4f_rgba_4, emit_viewport3_rgba4)

-EMIT2(insert_3f_viewport_3, insert_4ub_4f_bgra_4, emit_viewport3_bgra4)

-EMIT2(insert_3f_3, insert_4ub_4f_rgba_4, emit_xyz3_rgba4)

-

-EMIT3(insert_4f_viewport_4, insert_4ub_4f_rgba_4, insert_2f_2, emit_viewport4_rgba4_st2)

-EMIT3(insert_4f_viewport_4, insert_4ub_4f_bgra_4, insert_2f_2,  emit_viewport4_bgra4_st2)

-EMIT3(insert_4f_4, insert_4ub_4f_rgba_4, insert_2f_2, emit_xyzw4_rgba4_st2)

-

-EMIT4(insert_4f_viewport_4, insert_4ub_4f_rgba_4, insert_2f_2, insert_2f_2, emit_viewport4_rgba4_st2_st2)

-EMIT4(insert_4f_viewport_4, insert_4ub_4f_bgra_4, insert_2f_2, insert_2f_2,  emit_viewport4_bgra4_st2_st2)

-EMIT4(insert_4f_4, insert_4ub_4f_rgba_4, insert_2f_2, insert_2f_2, emit_xyzw4_rgba4_st2_st2)

-

-

-/* Use the codegen paths to select one of a number of hardwired

- * fastpaths.

- */

-void _tnl_generate_hardwired_emit( struct gl_context *ctx )

-{

-   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);

-   tnl_emit_func func = NULL;

-

-   /* Does it fit a hardwired fastpath?  Help! this is growing out of

-    * control!

-    */

-   switch (vtx->attr_count) {

-   case 2:

-      if (vtx->attr[0].emit == insert_3f_viewport_3) {

-	 if (vtx->attr[1].emit == insert_4ub_4f_bgra_4) 

-	    func = emit_viewport3_bgra4;

-	 else if (vtx->attr[1].emit == insert_4ub_4f_rgba_4) 

-	    func = emit_viewport3_rgba4;

-      }

-      else if (vtx->attr[0].emit == insert_3f_3 &&

-	       vtx->attr[1].emit == insert_4ub_4f_rgba_4) {

- 	 func = emit_xyz3_rgba4; 

-      }

-      break;

-   case 3:

-      if (vtx->attr[2].emit == insert_2f_2) {

-	 if (vtx->attr[1].emit == insert_4ub_4f_rgba_4) {

-	    if (vtx->attr[0].emit == insert_4f_viewport_4)

-	       func = emit_viewport4_rgba4_st2;

-	    else if (vtx->attr[0].emit == insert_4f_4) 

-	       func = emit_xyzw4_rgba4_st2;

-	 }

-	 else if (vtx->attr[1].emit == insert_4ub_4f_bgra_4 &&

-		  vtx->attr[0].emit == insert_4f_viewport_4)

-	    func = emit_viewport4_bgra4_st2;

-      }

-      break;

-   case 4:

-      if (vtx->attr[2].emit == insert_2f_2 &&

-	  vtx->attr[3].emit == insert_2f_2) {

-	 if (vtx->attr[1].emit == insert_4ub_4f_rgba_4) {

-	    if (vtx->attr[0].emit == insert_4f_viewport_4)

-	       func = emit_viewport4_rgba4_st2_st2;

-	    else if (vtx->attr[0].emit == insert_4f_4) 

-	       func = emit_xyzw4_rgba4_st2_st2;

-	 }

-	 else if (vtx->attr[1].emit == insert_4ub_4f_bgra_4 &&

-		  vtx->attr[0].emit == insert_4f_viewport_4)

-	    func = emit_viewport4_bgra4_st2_st2;

-      }

-      break;

-   }

-

-   vtx->emit = func;

-}

-

-/***********************************************************************

- * Generic (non-codegen) functions for whole vertices or groups of

- * vertices

- */

-

-void _tnl_generic_emit( struct gl_context *ctx,

-			GLuint count,

-			GLubyte *v )

-{

-   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);

-   struct tnl_clipspace_attr *a = vtx->attr;

-   const GLuint attr_count = vtx->attr_count;

-   const GLuint stride = vtx->vertex_size;

-   GLuint i, j;

-

-   for (i = 0 ; i < count ; i++, v += stride) {

-      for (j = 0; j < attr_count; j++) {

-	 GLfloat *in = (GLfloat *)a[j].inputptr;

-	 a[j].inputptr += a[j].inputstride;

-	 a[j].emit( &a[j], v + a[j].vertoffset, in );

-      }

-   }

-}

-

-

-void _tnl_generic_interp( struct gl_context *ctx,

-			    GLfloat t,

-			    GLuint edst, GLuint eout, GLuint ein,

-			    GLboolean force_boundary )

-{

-   TNLcontext *tnl = TNL_CONTEXT(ctx);

-   struct vertex_buffer *VB = &tnl->vb;

-   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);

-   const GLubyte *vin  = vtx->vertex_buf + ein  * vtx->vertex_size;

-   const GLubyte *vout = vtx->vertex_buf + eout * vtx->vertex_size;

-   GLubyte *vdst = vtx->vertex_buf + edst * vtx->vertex_size;

-   const struct tnl_clipspace_attr *a = vtx->attr;

-   const GLuint attr_count = vtx->attr_count;

-   GLuint j;

-   (void) force_boundary;

-

-   if (tnl->NeedNdcCoords) {

-      const GLfloat *dstclip = VB->ClipPtr->data[edst];

-      if (dstclip[3] != 0.0) {

-	 const GLfloat w = 1.0f / dstclip[3];

-	 GLfloat pos[4];

-

-	 pos[0] = dstclip[0] * w;

-	 pos[1] = dstclip[1] * w;

-	 pos[2] = dstclip[2] * w;

-	 pos[3] = w;

-

-	 a[0].insert[4-1]( &a[0], vdst, pos );

-      }

-   }

-   else {

-      a[0].insert[4-1]( &a[0], vdst, VB->ClipPtr->data[edst] );

-   }

-

-

-   for (j = 1; j < attr_count; j++) {

-      GLfloat fin[4], fout[4], fdst[4];

-	 

-      a[j].extract( &a[j], fin, vin + a[j].vertoffset );

-      a[j].extract( &a[j], fout, vout + a[j].vertoffset );

-

-      INTERP_F( t, fdst[3], fout[3], fin[3] );

-      INTERP_F( t, fdst[2], fout[2], fin[2] );

-      INTERP_F( t, fdst[1], fout[1], fin[1] );

-      INTERP_F( t, fdst[0], fout[0], fin[0] );

-

-      a[j].insert[4-1]( &a[j], vdst + a[j].vertoffset, fdst );

-   }

-}

-

-

-/* Extract color attributes from one vertex and insert them into

- * another.  (Shortcircuit extract/insert with memcpy).

- */

-void _tnl_generic_copy_pv( struct gl_context *ctx, GLuint edst, GLuint esrc )

-{

-   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);

-   GLubyte *vsrc = vtx->vertex_buf + esrc * vtx->vertex_size;

-   GLubyte *vdst = vtx->vertex_buf + edst * vtx->vertex_size;

-   const struct tnl_clipspace_attr *a = vtx->attr;

-   const GLuint attr_count = vtx->attr_count;

-   GLuint j;

-

-   for (j = 0; j < attr_count; j++) {

-      if (a[j].attrib == VERT_ATTRIB_COLOR0 ||

-	  a[j].attrib == VERT_ATTRIB_COLOR1) {

-

-	 memcpy( vdst + a[j].vertoffset,

-                 vsrc + a[j].vertoffset,

-                 a[j].vertattrsize );

-      }

-   }

-}

-

-

-/* Helper functions for hardware which doesn't put back colors and/or

- * edgeflags into vertices.

- */

-void _tnl_generic_interp_extras( struct gl_context *ctx,

-				   GLfloat t,

-				   GLuint dst, GLuint out, GLuint in,

-				   GLboolean force_boundary )

-{

-   struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;

-

-   /* If stride is zero, BackfaceColorPtr is constant across the VB, so

-    * there is no point interpolating between two values as they will

-    * be identical.  In all other cases, this value is generated by

-    * t_vb_lighttmp.h and has a stride of 4 dwords.

-    */

-   if (VB->BackfaceColorPtr && VB->BackfaceColorPtr->stride) {

-      assert(VB->BackfaceColorPtr->stride == 4 * sizeof(GLfloat));

-

-      INTERP_4F( t,

-		 VB->BackfaceColorPtr->data[dst],

-		 VB->BackfaceColorPtr->data[out],

-		 VB->BackfaceColorPtr->data[in] );

-   }

-

-   if (VB->BackfaceSecondaryColorPtr) {

-      assert(VB->BackfaceSecondaryColorPtr->stride == 4 * sizeof(GLfloat));

-      

-      INTERP_3F( t,

-		 VB->BackfaceSecondaryColorPtr->data[dst],

-		 VB->BackfaceSecondaryColorPtr->data[out],

-		 VB->BackfaceSecondaryColorPtr->data[in] );

-   }

-   

-   if (VB->BackfaceIndexPtr) {

-      VB->BackfaceIndexPtr->data[dst][0] = LINTERP( t,

-					       VB->BackfaceIndexPtr->data[out][0],

-					       VB->BackfaceIndexPtr->data[in][0] );

-   }

-

-   if (VB->EdgeFlag) {

-      VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary;

-   }

-

-   _tnl_generic_interp(ctx, t, dst, out, in, force_boundary);

-}

-

-void _tnl_generic_copy_pv_extras( struct gl_context *ctx, 

-				  GLuint dst, GLuint src )

-{

-   struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;

-

-   /* See above comment:

-    */

-   if (VB->BackfaceColorPtr && VB->BackfaceColorPtr->stride) {

-      COPY_4FV( VB->BackfaceColorPtr->data[dst],

-		VB->BackfaceColorPtr->data[src] );

-   }

-

-   if (VB->BackfaceSecondaryColorPtr) {

-      COPY_4FV( VB->BackfaceSecondaryColorPtr->data[dst],

-		VB->BackfaceSecondaryColorPtr->data[src] );

-   }

-

-   if (VB->BackfaceIndexPtr) {

-      VB->BackfaceIndexPtr->data[dst][0] = VB->BackfaceIndexPtr->data[src][0];

-   }

-

-   _tnl_generic_copy_pv(ctx, dst, src);

-}

-

-

+
+/*
+ * Copyright 2003 Tungsten Graphics, inc.
+ * 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
+ * TUNGSTEN GRAPHICS AND/OR THEIR 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 <keithw@tungstengraphics.com>
+ */
+
+#include "main/glheader.h"
+#include "main/context.h"
+#include "main/colormac.h"
+#include "main/simple_list.h"
+#include "swrast/s_chan.h"
+#include "t_context.h"
+#include "t_vertex.h"
+
+
+#if 0
+#define DEBUG_INSERT printf("%s\n", __FUNCTION__)
+#else
+#define DEBUG_INSERT
+#endif
+
+
+/*
+ * These functions take the NDC coordinates pointed to by 'in', apply the
+ * NDC->Viewport mapping and store the results at 'v'.
+ */
+
+static INLINE void insert_4f_viewport_4( const struct tnl_clipspace_attr *a, GLubyte *v,
+                      const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[5] * in[1] + vp[13];
+   out[2] = vp[10] * in[2] + vp[14];
+   out[3] = in[3];
+}
+
+static INLINE void insert_4f_viewport_3( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[5] * in[1] + vp[13];
+   out[2] = vp[10] * in[2] + vp[14];
+   out[3] = 1;
+}
+
+static INLINE void insert_4f_viewport_2( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[5] * in[1] + vp[13];
+   out[2] = vp[14];
+   out[3] = 1;
+}
+
+static INLINE void insert_4f_viewport_1( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[13];
+   out[2] = vp[14];
+   out[3] = 1;
+}
+
+static INLINE void insert_3f_viewport_3( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[5] * in[1] + vp[13];
+   out[2] = vp[10] * in[2] + vp[14];
+}
+
+static INLINE void insert_3f_viewport_2( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[5] * in[1] + vp[13];
+   out[2] = vp[14];
+}
+
+static INLINE void insert_3f_viewport_1( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[13];
+   out[2] = vp[14];
+}
+
+static INLINE void insert_2f_viewport_2( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[5] * in[1] + vp[13];
+}
+
+static INLINE void insert_2f_viewport_1( const struct tnl_clipspace_attr *a, GLubyte *v,
+				const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = vp[0] * in[0] + vp[12];
+   out[1] = vp[13];
+}
+
+
+/*
+ * These functions do the same as above, except for the viewport mapping.
+ */
+
+static INLINE void insert_4f_4( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = in[2];
+   out[3] = in[3];
+}
+
+static INLINE void insert_4f_3( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = in[2];
+   out[3] = 1;
+}
+
+static INLINE void insert_4f_2( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = 0;
+   out[3] = 1;
+}
+
+static INLINE void insert_4f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = 0;
+   out[2] = 0;
+   out[3] = 1;
+}
+
+static INLINE void insert_3f_xyw_4( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = in[3];
+}
+
+static INLINE void insert_3f_xyw_err( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   (void) a; (void) v; (void) in;
+   DEBUG_INSERT;
+   exit(1);
+}
+
+static INLINE void insert_3f_3( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = in[2];
+}
+
+static INLINE void insert_3f_2( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = 0;
+}
+
+static INLINE void insert_3f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = 0;
+   out[2] = 0;
+}
+
+
+static INLINE void insert_2f_2( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = in[1];
+}
+
+static INLINE void insert_2f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+   out[1] = 0;
+}
+
+static INLINE void insert_1f_1( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   GLfloat *out = (GLfloat *)(v);
+   (void) a;
+   DEBUG_INSERT;
+   out[0] = in[0];
+}
+
+static INLINE void insert_null( const struct tnl_clipspace_attr *a, GLubyte *v, const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a; (void) v; (void) in;
+}
+
+static INLINE void insert_4chan_4f_rgba_4( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				  const GLfloat *in )
+{
+   GLchan *c = (GLchan *)v;
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 
+   UNCLAMPED_FLOAT_TO_CHAN(c[1], in[1]); 
+   UNCLAMPED_FLOAT_TO_CHAN(c[2], in[2]); 
+   UNCLAMPED_FLOAT_TO_CHAN(c[3], in[3]);
+}
+
+static INLINE void insert_4chan_4f_rgba_3( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				  const GLfloat *in )
+{
+   GLchan *c = (GLchan *)v;
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 
+   UNCLAMPED_FLOAT_TO_CHAN(c[1], in[1]); 
+   UNCLAMPED_FLOAT_TO_CHAN(c[2], in[2]); 
+   c[3] = CHAN_MAX;
+}
+
+static INLINE void insert_4chan_4f_rgba_2( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				  const GLfloat *in )
+{
+   GLchan *c = (GLchan *)v;
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 
+   UNCLAMPED_FLOAT_TO_CHAN(c[1], in[1]); 
+   c[2] = 0;
+   c[3] = CHAN_MAX;
+}
+
+static INLINE void insert_4chan_4f_rgba_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				  const GLfloat *in )
+{
+   GLchan *c = (GLchan *)v;
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]); 
+   c[1] = 0;
+   c[2] = 0;
+   c[3] = CHAN_MAX;
+}
+
+static INLINE void insert_4ub_4f_rgba_4( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);
+}
+
+static INLINE void insert_4ub_4f_rgba_3( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);
+   v[3] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_rgba_2( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   v[2] = 0;
+   v[3] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_rgba_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+   v[1] = 0;
+   v[2] = 0;
+   v[3] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_bgra_4( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);
+}
+
+static INLINE void insert_4ub_4f_bgra_3( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);
+   v[3] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_bgra_2( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   v[0] = 0;
+   v[3] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_bgra_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
+   v[1] = 0;
+   v[0] = 0;
+   v[3] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_argb_4( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[2]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[3]);
+}
+
+static INLINE void insert_4ub_4f_argb_3( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[2]);
+   v[0] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_argb_2( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);
+   v[3] = 0x00;
+   v[0] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_argb_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[0]);
+   v[2] = 0x00;
+   v[3] = 0x00;
+   v[0] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_abgr_4( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[2]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[3]);
+}
+
+static INLINE void insert_4ub_4f_abgr_3( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[2]);
+   v[0] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_abgr_2( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[1]);
+   v[1] = 0x00;
+   v[0] = 0xff;
+}
+
+static INLINE void insert_4ub_4f_abgr_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[0]);
+   v[2] = 0x00;
+   v[1] = 0x00;
+   v[0] = 0xff;
+}
+
+static INLINE void insert_3ub_3f_rgb_3( const struct tnl_clipspace_attr *a, GLubyte *v, 
+			       const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);
+}
+
+static INLINE void insert_3ub_3f_rgb_2( const struct tnl_clipspace_attr *a, GLubyte *v, 
+			       const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   v[2] = 0;
+}
+
+static INLINE void insert_3ub_3f_rgb_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+			       const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+   v[1] = 0;
+   v[2] = 0;
+}
+
+static INLINE void insert_3ub_3f_bgr_3( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				 const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);
+}
+
+static INLINE void insert_3ub_3f_bgr_2( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				 const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
+   UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
+   v[0] = 0;
+}
+
+static INLINE void insert_3ub_3f_bgr_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+				 const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
+   v[1] = 0;
+   v[0] = 0;
+}
+
+
+static INLINE void insert_1ub_1f_1( const struct tnl_clipspace_attr *a, GLubyte *v, 
+			   const GLfloat *in )
+{
+   DEBUG_INSERT;
+   (void) a;
+   UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+}
+
+
+/***********************************************************************
+ * Functions to perform the reverse operations to the above, for
+ * swrast translation and clip-interpolation.
+ * 
+ * Currently always extracts a full 4 floats.
+ */
+
+static void extract_4f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   
+   /* Although included for completeness, the position coordinate is
+    * usually handled differently during clipping.
+    */
+   DEBUG_INSERT;
+   out[0] = (in[0] - vp[12]) / vp[0];
+   out[1] = (in[1] - vp[13]) / vp[5];
+   out[2] = (in[2] - vp[14]) / vp[10];
+   out[3] = in[3];
+}
+
+static void extract_3f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = (in[0] - vp[12]) / vp[0];
+   out[1] = (in[1] - vp[13]) / vp[5];
+   out[2] = (in[2] - vp[14]) / vp[10];
+   out[3] = 1;
+}
+
+
+static void extract_2f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   const GLfloat * const vp = a->vp;
+   DEBUG_INSERT;
+   out[0] = (in[0] - vp[12]) / vp[0];
+   out[1] = (in[1] - vp[13]) / vp[5];
+   out[2] = 0;
+   out[3] = 1;
+}
+
+
+static void extract_4f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v  )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   (void) a;
+   
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = in[2];
+   out[3] = in[3];
+}
+
+static void extract_3f_xyw( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   (void) a;
+   
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = 0;
+   out[3] = in[2];
+}
+
+
+static void extract_3f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   (void) a;
+   
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = in[2];
+   out[3] = 1;
+}
+
+
+static void extract_2f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   (void) a;
+   
+   out[0] = in[0];
+   out[1] = in[1];
+   out[2] = 0;
+   out[3] = 1;
+}
+
+static void extract_1f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )
+{
+   const GLfloat *in = (const GLfloat *)v;
+   (void) a;
+   
+   out[0] = in[0];
+   out[1] = 0;
+   out[2] = 0;
+   out[3] = 1;
+}
+
+static void extract_4chan_4f_rgba( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   GLchan *c = (GLchan *)v;
+   (void) a;
+
+   out[0] = CHAN_TO_FLOAT(c[0]);
+   out[1] = CHAN_TO_FLOAT(c[1]);
+   out[2] = CHAN_TO_FLOAT(c[2]);
+   out[3] = CHAN_TO_FLOAT(c[3]);
+}
+
+static void extract_4ub_4f_rgba( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   (void) a;
+   out[0] = UBYTE_TO_FLOAT(v[0]);
+   out[1] = UBYTE_TO_FLOAT(v[1]);
+   out[2] = UBYTE_TO_FLOAT(v[2]);
+   out[3] = UBYTE_TO_FLOAT(v[3]);
+}
+
+static void extract_4ub_4f_bgra( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   (void) a;
+   out[2] = UBYTE_TO_FLOAT(v[0]);
+   out[1] = UBYTE_TO_FLOAT(v[1]);
+   out[0] = UBYTE_TO_FLOAT(v[2]);
+   out[3] = UBYTE_TO_FLOAT(v[3]);
+}
+
+static void extract_4ub_4f_argb( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   (void) a;
+   out[3] = UBYTE_TO_FLOAT(v[0]);
+   out[0] = UBYTE_TO_FLOAT(v[1]);
+   out[1] = UBYTE_TO_FLOAT(v[2]);
+   out[2] = UBYTE_TO_FLOAT(v[3]);
+}
+
+static void extract_4ub_4f_abgr( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				 const GLubyte *v )
+{
+   (void) a;
+   out[3] = UBYTE_TO_FLOAT(v[0]);
+   out[2] = UBYTE_TO_FLOAT(v[1]);
+   out[1] = UBYTE_TO_FLOAT(v[2]);
+   out[0] = UBYTE_TO_FLOAT(v[3]);
+}
+
+static void extract_3ub_3f_rgb( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				const GLubyte *v )
+{
+   (void) a;
+   out[0] = UBYTE_TO_FLOAT(v[0]);
+   out[1] = UBYTE_TO_FLOAT(v[1]);
+   out[2] = UBYTE_TO_FLOAT(v[2]);
+   out[3] = 1;
+}
+
+static void extract_3ub_3f_bgr( const struct tnl_clipspace_attr *a, GLfloat *out, 
+				const GLubyte *v )
+{
+   (void) a;
+   out[2] = UBYTE_TO_FLOAT(v[0]);
+   out[1] = UBYTE_TO_FLOAT(v[1]);
+   out[0] = UBYTE_TO_FLOAT(v[2]);
+   out[3] = 1;
+}
+
+static void extract_1ub_1f( const struct tnl_clipspace_attr *a, GLfloat *out, const GLubyte *v )
+{
+   (void) a;
+   out[0] = UBYTE_TO_FLOAT(v[0]);
+   out[1] = 0;
+   out[2] = 0;
+   out[3] = 1;
+}
+
+
+const struct tnl_format_info _tnl_format_info[EMIT_MAX] = 
+{
+   { "1f",
+     extract_1f,
+     { insert_1f_1, insert_1f_1, insert_1f_1, insert_1f_1 },
+     sizeof(GLfloat) },
+
+   { "2f",
+     extract_2f,
+     { insert_2f_1, insert_2f_2, insert_2f_2, insert_2f_2 },
+     2 * sizeof(GLfloat) },
+
+   { "3f",
+     extract_3f,
+     { insert_3f_1, insert_3f_2, insert_3f_3, insert_3f_3 },
+     3 * sizeof(GLfloat) },
+
+   { "4f",
+     extract_4f,
+     { insert_4f_1, insert_4f_2, insert_4f_3, insert_4f_4 },
+     4 * sizeof(GLfloat) },
+
+   { "2f_viewport",
+     extract_2f_viewport,
+     { insert_2f_viewport_1, insert_2f_viewport_2, insert_2f_viewport_2,
+       insert_2f_viewport_2 },
+     2 * sizeof(GLfloat) },
+
+   { "3f_viewport",
+     extract_3f_viewport,
+     { insert_3f_viewport_1, insert_3f_viewport_2, insert_3f_viewport_3,
+       insert_3f_viewport_3 },
+     3 * sizeof(GLfloat) },
+
+   { "4f_viewport",
+     extract_4f_viewport,
+     { insert_4f_viewport_1, insert_4f_viewport_2, insert_4f_viewport_3,
+       insert_4f_viewport_4 }, 
+     4 * sizeof(GLfloat) },
+
+   { "3f_xyw",
+     extract_3f_xyw,
+     { insert_3f_xyw_err, insert_3f_xyw_err, insert_3f_xyw_err, 
+       insert_3f_xyw_4 },
+     3 * sizeof(GLfloat) },
+
+   { "1ub_1f",
+     extract_1ub_1f,
+     { insert_1ub_1f_1, insert_1ub_1f_1, insert_1ub_1f_1, insert_1ub_1f_1 },
+     sizeof(GLubyte) },
+
+   { "3ub_3f_rgb",
+     extract_3ub_3f_rgb,
+     { insert_3ub_3f_rgb_1, insert_3ub_3f_rgb_2, insert_3ub_3f_rgb_3,
+       insert_3ub_3f_rgb_3 },
+     3 * sizeof(GLubyte) },
+
+   { "3ub_3f_bgr",
+     extract_3ub_3f_bgr,
+     { insert_3ub_3f_bgr_1, insert_3ub_3f_bgr_2, insert_3ub_3f_bgr_3,
+       insert_3ub_3f_bgr_3 },
+     3 * sizeof(GLubyte) },
+
+   { "4ub_4f_rgba",
+     extract_4ub_4f_rgba,
+     { insert_4ub_4f_rgba_1, insert_4ub_4f_rgba_2, insert_4ub_4f_rgba_3, 
+       insert_4ub_4f_rgba_4 },
+     4 * sizeof(GLubyte) },
+
+   { "4ub_4f_bgra",
+     extract_4ub_4f_bgra,
+     { insert_4ub_4f_bgra_1, insert_4ub_4f_bgra_2, insert_4ub_4f_bgra_3,
+       insert_4ub_4f_bgra_4 },
+     4 * sizeof(GLubyte) },
+
+   { "4ub_4f_argb",
+     extract_4ub_4f_argb,
+     { insert_4ub_4f_argb_1, insert_4ub_4f_argb_2, insert_4ub_4f_argb_3,
+       insert_4ub_4f_argb_4 },
+     4 * sizeof(GLubyte) },
+
+   { "4ub_4f_abgr",
+     extract_4ub_4f_abgr,
+     { insert_4ub_4f_abgr_1, insert_4ub_4f_abgr_2, insert_4ub_4f_abgr_3,
+       insert_4ub_4f_abgr_4 },
+     4 * sizeof(GLubyte) },
+
+   { "4chan_4f_rgba",
+     extract_4chan_4f_rgba,
+     { insert_4chan_4f_rgba_1, insert_4chan_4f_rgba_2, insert_4chan_4f_rgba_3,
+       insert_4chan_4f_rgba_4 },
+     4 * sizeof(GLchan) },
+
+   { "pad",
+     NULL,
+     { NULL, NULL, NULL, NULL },
+     0 }
+
+};
+
+
+
+    
+/***********************************************************************
+ * Hardwired fastpaths for emitting whole vertices or groups of
+ * vertices
+ */
+#define EMIT5(NR, F0, F1, F2, F3, F4, NAME)				\
+static void NAME( struct gl_context *ctx,					\
+		  GLuint count,						\
+		  GLubyte *v )						\
+{									\
+   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);			\
+   struct tnl_clipspace_attr *a = vtx->attr;				\
+   GLuint i;								\
+									\
+   for (i = 0 ; i < count ; i++, v += vtx->vertex_size) {		\
+      if (NR > 0) {							\
+	 F0( &a[0], v + a[0].vertoffset, (GLfloat *)a[0].inputptr );	\
+	 a[0].inputptr += a[0].inputstride;				\
+      }									\
+      									\
+      if (NR > 1) {							\
+	 F1( &a[1], v + a[1].vertoffset, (GLfloat *)a[1].inputptr );	\
+	 a[1].inputptr += a[1].inputstride;				\
+      }									\
+      									\
+      if (NR > 2) {							\
+	 F2( &a[2], v + a[2].vertoffset, (GLfloat *)a[2].inputptr );	\
+	 a[2].inputptr += a[2].inputstride;				\
+      }									\
+      									\
+      if (NR > 3) {							\
+	 F3( &a[3], v + a[3].vertoffset, (GLfloat *)a[3].inputptr );	\
+	 a[3].inputptr += a[3].inputstride;				\
+      }									\
+									\
+      if (NR > 4) {							\
+	 F4( &a[4], v + a[4].vertoffset, (GLfloat *)a[4].inputptr );	\
+	 a[4].inputptr += a[4].inputstride;				\
+      }									\
+   }									\
+}
+
+   
+#define EMIT2(F0, F1, NAME) EMIT5(2, F0, F1, insert_null, \
+				  insert_null, insert_null, NAME)
+
+#define EMIT3(F0, F1, F2, NAME) EMIT5(3, F0, F1, F2, insert_null, \
+				      insert_null, NAME)
+   
+#define EMIT4(F0, F1, F2, F3, NAME) EMIT5(4, F0, F1, F2, F3, \
+				          insert_null, NAME)
+   
+
+EMIT2(insert_3f_viewport_3, insert_4ub_4f_rgba_4, emit_viewport3_rgba4)
+EMIT2(insert_3f_viewport_3, insert_4ub_4f_bgra_4, emit_viewport3_bgra4)
+EMIT2(insert_3f_3, insert_4ub_4f_rgba_4, emit_xyz3_rgba4)
+
+EMIT3(insert_4f_viewport_4, insert_4ub_4f_rgba_4, insert_2f_2, emit_viewport4_rgba4_st2)
+EMIT3(insert_4f_viewport_4, insert_4ub_4f_bgra_4, insert_2f_2,  emit_viewport4_bgra4_st2)
+EMIT3(insert_4f_4, insert_4ub_4f_rgba_4, insert_2f_2, emit_xyzw4_rgba4_st2)
+
+EMIT4(insert_4f_viewport_4, insert_4ub_4f_rgba_4, insert_2f_2, insert_2f_2, emit_viewport4_rgba4_st2_st2)
+EMIT4(insert_4f_viewport_4, insert_4ub_4f_bgra_4, insert_2f_2, insert_2f_2,  emit_viewport4_bgra4_st2_st2)
+EMIT4(insert_4f_4, insert_4ub_4f_rgba_4, insert_2f_2, insert_2f_2, emit_xyzw4_rgba4_st2_st2)
+
+
+/* Use the codegen paths to select one of a number of hardwired
+ * fastpaths.
+ */
+void _tnl_generate_hardwired_emit( struct gl_context *ctx )
+{
+   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+   tnl_emit_func func = NULL;
+
+   /* Does it fit a hardwired fastpath?  Help! this is growing out of
+    * control!
+    */
+   switch (vtx->attr_count) {
+   case 2:
+      if (vtx->attr[0].emit == insert_3f_viewport_3) {
+	 if (vtx->attr[1].emit == insert_4ub_4f_bgra_4) 
+	    func = emit_viewport3_bgra4;
+	 else if (vtx->attr[1].emit == insert_4ub_4f_rgba_4) 
+	    func = emit_viewport3_rgba4;
+      }
+      else if (vtx->attr[0].emit == insert_3f_3 &&
+	       vtx->attr[1].emit == insert_4ub_4f_rgba_4) {
+ 	 func = emit_xyz3_rgba4; 
+      }
+      break;
+   case 3:
+      if (vtx->attr[2].emit == insert_2f_2) {
+	 if (vtx->attr[1].emit == insert_4ub_4f_rgba_4) {
+	    if (vtx->attr[0].emit == insert_4f_viewport_4)
+	       func = emit_viewport4_rgba4_st2;
+	    else if (vtx->attr[0].emit == insert_4f_4) 
+	       func = emit_xyzw4_rgba4_st2;
+	 }
+	 else if (vtx->attr[1].emit == insert_4ub_4f_bgra_4 &&
+		  vtx->attr[0].emit == insert_4f_viewport_4)
+	    func = emit_viewport4_bgra4_st2;
+      }
+      break;
+   case 4:
+      if (vtx->attr[2].emit == insert_2f_2 &&
+	  vtx->attr[3].emit == insert_2f_2) {
+	 if (vtx->attr[1].emit == insert_4ub_4f_rgba_4) {
+	    if (vtx->attr[0].emit == insert_4f_viewport_4)
+	       func = emit_viewport4_rgba4_st2_st2;
+	    else if (vtx->attr[0].emit == insert_4f_4) 
+	       func = emit_xyzw4_rgba4_st2_st2;
+	 }
+	 else if (vtx->attr[1].emit == insert_4ub_4f_bgra_4 &&
+		  vtx->attr[0].emit == insert_4f_viewport_4)
+	    func = emit_viewport4_bgra4_st2_st2;
+      }
+      break;
+   }
+
+   vtx->emit = func;
+}
+
+/***********************************************************************
+ * Generic (non-codegen) functions for whole vertices or groups of
+ * vertices
+ */
+
+void _tnl_generic_emit( struct gl_context *ctx,
+			GLuint count,
+			GLubyte *v )
+{
+   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+   struct tnl_clipspace_attr *a = vtx->attr;
+   const GLuint attr_count = vtx->attr_count;
+   const GLuint stride = vtx->vertex_size;
+   GLuint i, j;
+
+   for (i = 0 ; i < count ; i++, v += stride) {
+      for (j = 0; j < attr_count; j++) {
+	 GLfloat *in = (GLfloat *)a[j].inputptr;
+	 a[j].inputptr += a[j].inputstride;
+	 a[j].emit( &a[j], v + a[j].vertoffset, in );
+      }
+   }
+}
+
+
+void _tnl_generic_interp( struct gl_context *ctx,
+			    GLfloat t,
+			    GLuint edst, GLuint eout, GLuint ein,
+			    GLboolean force_boundary )
+{
+   TNLcontext *tnl = TNL_CONTEXT(ctx);
+   struct vertex_buffer *VB = &tnl->vb;
+   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+   const GLubyte *vin  = vtx->vertex_buf + ein  * vtx->vertex_size;
+   const GLubyte *vout = vtx->vertex_buf + eout * vtx->vertex_size;
+   GLubyte *vdst = vtx->vertex_buf + edst * vtx->vertex_size;
+   const struct tnl_clipspace_attr *a = vtx->attr;
+   const GLuint attr_count = vtx->attr_count;
+   GLuint j;
+   (void) force_boundary;
+
+   if (tnl->NeedNdcCoords) {
+      const GLfloat *dstclip = VB->ClipPtr->data[edst];
+      if (dstclip[3] != 0.0) {
+	 const GLfloat w = 1.0f / dstclip[3];
+	 GLfloat pos[4];
+
+	 pos[0] = dstclip[0] * w;
+	 pos[1] = dstclip[1] * w;
+	 pos[2] = dstclip[2] * w;
+	 pos[3] = w;
+
+	 a[0].insert[4-1]( &a[0], vdst, pos );
+      }
+   }
+   else {
+      a[0].insert[4-1]( &a[0], vdst, VB->ClipPtr->data[edst] );
+   }
+
+
+   for (j = 1; j < attr_count; j++) {
+      GLfloat fin[4], fout[4], fdst[4];
+	 
+      a[j].extract( &a[j], fin, vin + a[j].vertoffset );
+      a[j].extract( &a[j], fout, vout + a[j].vertoffset );
+
+      INTERP_F( t, fdst[3], fout[3], fin[3] );
+      INTERP_F( t, fdst[2], fout[2], fin[2] );
+      INTERP_F( t, fdst[1], fout[1], fin[1] );
+      INTERP_F( t, fdst[0], fout[0], fin[0] );
+
+      a[j].insert[4-1]( &a[j], vdst + a[j].vertoffset, fdst );
+   }
+}
+
+
+/* Extract color attributes from one vertex and insert them into
+ * another.  (Shortcircuit extract/insert with memcpy).
+ */
+void _tnl_generic_copy_pv( struct gl_context *ctx, GLuint edst, GLuint esrc )
+{
+   struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+   GLubyte *vsrc = vtx->vertex_buf + esrc * vtx->vertex_size;
+   GLubyte *vdst = vtx->vertex_buf + edst * vtx->vertex_size;
+   const struct tnl_clipspace_attr *a = vtx->attr;
+   const GLuint attr_count = vtx->attr_count;
+   GLuint j;
+
+   for (j = 0; j < attr_count; j++) {
+      if (a[j].attrib == VERT_ATTRIB_COLOR0 ||
+	  a[j].attrib == VERT_ATTRIB_COLOR1) {
+
+	 memcpy( vdst + a[j].vertoffset,
+                 vsrc + a[j].vertoffset,
+                 a[j].vertattrsize );
+      }
+   }
+}
+
+
+/* Helper functions for hardware which doesn't put back colors and/or
+ * edgeflags into vertices.
+ */
+void _tnl_generic_interp_extras( struct gl_context *ctx,
+				   GLfloat t,
+				   GLuint dst, GLuint out, GLuint in,
+				   GLboolean force_boundary )
+{
+   struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+
+   /* If stride is zero, BackfaceColorPtr is constant across the VB, so
+    * there is no point interpolating between two values as they will
+    * be identical.  In all other cases, this value is generated by
+    * t_vb_lighttmp.h and has a stride of 4 dwords.
+    */
+   if (VB->BackfaceColorPtr && VB->BackfaceColorPtr->stride) {
+      assert(VB->BackfaceColorPtr->stride == 4 * sizeof(GLfloat));
+
+      INTERP_4F( t,
+		 VB->BackfaceColorPtr->data[dst],
+		 VB->BackfaceColorPtr->data[out],
+		 VB->BackfaceColorPtr->data[in] );
+   }
+
+   if (VB->BackfaceSecondaryColorPtr) {
+      assert(VB->BackfaceSecondaryColorPtr->stride == 4 * sizeof(GLfloat));
+      
+      INTERP_3F( t,
+		 VB->BackfaceSecondaryColorPtr->data[dst],
+		 VB->BackfaceSecondaryColorPtr->data[out],
+		 VB->BackfaceSecondaryColorPtr->data[in] );
+   }
+   
+   if (VB->BackfaceIndexPtr) {
+      VB->BackfaceIndexPtr->data[dst][0] = LINTERP( t,
+					       VB->BackfaceIndexPtr->data[out][0],
+					       VB->BackfaceIndexPtr->data[in][0] );
+   }
+
+   if (VB->EdgeFlag) {
+      VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary;
+   }
+
+   _tnl_generic_interp(ctx, t, dst, out, in, force_boundary);
+}
+
+void _tnl_generic_copy_pv_extras( struct gl_context *ctx, 
+				  GLuint dst, GLuint src )
+{
+   struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+
+   /* See above comment:
+    */
+   if (VB->BackfaceColorPtr && VB->BackfaceColorPtr->stride) {
+      COPY_4FV( VB->BackfaceColorPtr->data[dst],
+		VB->BackfaceColorPtr->data[src] );
+   }
+
+   if (VB->BackfaceSecondaryColorPtr) {
+      COPY_4FV( VB->BackfaceSecondaryColorPtr->data[dst],
+		VB->BackfaceSecondaryColorPtr->data[src] );
+   }
+
+   if (VB->BackfaceIndexPtr) {
+      VB->BackfaceIndexPtr->data[dst][0] = VB->BackfaceIndexPtr->data[src][0];
+   }
+
+   _tnl_generic_copy_pv(ctx, dst, src);
+}
+
+