src/mesa/x86/3dnow.c

   1 /* $Id: 3dnow.c,v 1.1 1999/08/19 00:55:42 jtg Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.1
   6  *
   7  * Copyright (C) 1999  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27
  28 /*
  29  * 3DNow! optimizations contributed by
  30  * Holger Waechtler <holger@akaflieg.extern.tu-berlin.de>
  31  */
  32 #if defined(USE_3DNOW_ASM)
  33 #include "3dnow.h"
  34
  35 #include <limits.h>
  36 #include <stdio.h>
  37 #include <stdlib.h>
  38 #include <math.h>
  39
  40 #include "context.h"
  41 #include "types.h"
  42 #include "xform.h"
  43
  44 #ifdef DEBUG
  45 #include "debug_xform.h"
  46 #endif
  47
  48
  49
  50
  51 #define XFORM_ARGS      GLvector4f *to_vec,             \
  52                         const GLmatrix *mat,            \
  53                         const GLvector4f *from_vec,     \
  54                         const GLubyte *mask,            \
  55                         const GLubyte flag
  56
  57
  58
  59 #define DECLARE_XFORM_GROUP(pfx, v, masked) \
  60  extern void gl_##pfx##_transform_points##v##_general_##masked(XFORM_ARGS);    \
  61  extern void gl_##pfx##_transform_points##v##_identity_##masked(XFORM_ARGS);   \
  62  extern void gl_##pfx##_transform_points##v##_3d_no_rot_##masked(XFORM_ARGS);  \
  63  extern void gl_##pfx##_transform_points##v##_perspective_##masked(XFORM_ARGS);\
  64  extern void gl_##pfx##_transform_points##v##_2d_##masked(XFORM_ARGS);         \
  65  extern void gl_##pfx##_transform_points##v##_2d_no_rot_##masked(XFORM_ARGS);  \
  66  extern void gl_##pfx##_transform_points##v##_3d_##masked(XFORM_ARGS);
  67
  68
  69
  70 #define ASSIGN_XFORM_GROUP( pfx, cma, vsize, masked )           \
  71  gl_transform_tab[cma][vsize][MATRIX_GENERAL]                   \
  72   = gl_##pfx##_transform_points##vsize##_general_##masked;      \
  73  gl_transform_tab[cma][vsize][MATRIX_IDENTITY]                  \
  74   = gl_##pfx##_transform_points##vsize##_identity_##masked;     \
  75  gl_transform_tab[cma][vsize][MATRIX_3D_NO_ROT]                 \
  76   = gl_##pfx##_transform_points##vsize##_3d_no_rot_##masked;    \
  77  gl_transform_tab[cma][vsize][MATRIX_PERSPECTIVE]               \
  78   = gl_##pfx##_transform_points##vsize##_perspective_##masked;  \
  79  gl_transform_tab[cma][vsize][MATRIX_2D]                        \
  80   = gl_##pfx##_transform_points##vsize##_2d_##masked;           \
  81  gl_transform_tab[cma][vsize][MATRIX_2D_NO_ROT]                 \
  82   = gl_##pfx##_transform_points##vsize##_2d_no_rot_##masked;    \
  83  gl_transform_tab[cma][vsize][MATRIX_3D]                        \
  84   = gl_##pfx##_transform_points##vsize##_3d_##masked;
  85
  86
  87
  88
  89 #define NORM_ARGS       const GLmatrix *mat,        \
  90                         GLfloat scale,              \
  91                         const GLvector3f *in,       \
  92                         const GLfloat *lengths,     \
  93                         const GLubyte mask[],       \
  94                         GLvector3f *dest
  95
  96
  97
  98 #define DECLARE_NORM_GROUP(pfx, masked)                                        \
  99  extern void gl_##pfx##_rescale_normals_##masked## (NORM_ARGS);                \
 100  extern void gl_##pfx##_normalize_normals_##masked## (NORM_ARGS);              \
 101  extern void gl_##pfx##_transform_normals_##masked## (NORM_ARGS);              \
 102  extern void gl_##pfx##_transform_normals_no_rot_##masked## (NORM_ARGS);       \
 103  extern void gl_##pfx##_transform_rescale_normals_##masked## (NORM_ARGS);      \
 104  extern void gl_##pfx##_transform_rescale_normals_no_rot_##masked## (NORM_ARGS); \
 105  extern void gl_##pfx##_transform_normalize_normals_##masked## (NORM_ARGS);    \
 106  extern void gl_##pfx##_transform_normalize_normals_no_rot_##masked## (NORM_ARGS);
 107
 108
 109
 110 #define ASSIGN_NORM_GROUP( pfx, cma, masked )                                 \
 111    gl_normal_tab[NORM_RESCALE][cma]   =                                       \
 112       gl_##pfx##_rescale_normals_##masked##;                                  \
 113    gl_normal_tab[NORM_NORMALIZE][cma] =                                       \
 114       gl_##pfx##_normalize_normals_##masked##;                                \
 115    gl_normal_tab[NORM_TRANSFORM][cma] =                                       \
 116       gl_##pfx##_transform_normals_##masked##;                                \
 117    gl_normal_tab[NORM_TRANSFORM_NO_ROT][cma] =                                \
 118       gl_##pfx##_transform_normals_no_rot_##masked##;                         \
 119    gl_normal_tab[NORM_TRANSFORM | NORM_RESCALE][cma] =                        \
 120       gl_##pfx##_transform_rescale_normals_##masked##;                        \
 121    gl_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_RESCALE][cma] =                 \
 122       gl_##pfx##_transform_rescale_normals_no_rot_##masked##;                 \
 123    gl_normal_tab[NORM_TRANSFORM | NORM_NORMALIZE][cma] =                      \
 124       gl_##pfx##_transform_normalize_normals_##masked##;                      \
 125    gl_normal_tab[NORM_TRANSFORM_NO_ROT | NORM_NORMALIZE][cma] =               \
 126       gl_##pfx##_transform_normalize_normals_no_rot_##masked##;
 127
 128
 129
 130
 131 void gl_init_3dnow_asm_transforms (void)
 132 {
 133    DECLARE_XFORM_GROUP( 3dnow, 1, raw )
 134    DECLARE_XFORM_GROUP( 3dnow, 2, raw )
 135    DECLARE_XFORM_GROUP( 3dnow, 3, raw )
 136    DECLARE_XFORM_GROUP( 3dnow, 4, raw )
 137
 138    DECLARE_XFORM_GROUP( 3dnow, 1, masked )
 139    DECLARE_XFORM_GROUP( 3dnow, 2, masked )
 140    DECLARE_XFORM_GROUP( 3dnow, 3, masked )
 141    DECLARE_XFORM_GROUP( 3dnow, 4, masked )
 142
 143    DECLARE_NORM_GROUP( 3dnow, raw )
 144 /* DECLARE_NORM_GROUP( 3dnow, masked )
 145 */
 146
 147    ASSIGN_XFORM_GROUP( 3dnow, 0, 1, raw )
 148    ASSIGN_XFORM_GROUP( 3dnow, 0, 2, raw )
 149    ASSIGN_XFORM_GROUP( 3dnow, 0, 3, raw )
 150    ASSIGN_XFORM_GROUP( 3dnow, 0, 4, raw )
 151
 152    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 1, masked )
 153    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 2, masked )
 154    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 3, masked )
 155    ASSIGN_XFORM_GROUP( 3dnow, CULL_MASK_ACTIVE, 4, masked )
 156
 157    ASSIGN_NORM_GROUP( 3dnow, 0, raw )
 158 /* ASSIGN_NORM_GROUP( 3dnow, CULL_MASK_ACTIVE, masked )
 159 */
 160
 161 #ifdef DEBUG
 162    gl_test_all_transform_functions("3Dnow!");
 163    gl_test_all_normal_transform_functions("3Dnow!");
 164 #endif
 165 }
 166
 167 #endif
 168