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-rw-r--r--mesalib/src/mesa/tnl/t_vertex_generic.c2310
1 files changed, 1155 insertions, 1155 deletions
diff --git a/mesalib/src/mesa/tnl/t_vertex_generic.c b/mesalib/src/mesa/tnl/t_vertex_generic.c
index b1ea14246..144b3669d 100644
--- a/mesalib/src/mesa/tnl/t_vertex_generic.c
+++ b/mesalib/src/mesa/tnl/t_vertex_generic.c
@@ -1,1155 +1,1155 @@
-
-/*
- * 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( GLcontext *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( GLcontext *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( GLcontext *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( GLcontext *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( GLcontext *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( GLcontext *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( GLcontext *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 "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);
+}
+
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 02:24:37 +0000