| /* $Id: x86.c,v 1.1 1999/08/19 00:55:42 jtg Exp $ */ |
| |
| /* |
| * Mesa 3-D graphics library |
| * Version: 3.1 |
| * |
| * Copyright (C) 1999 Brian Paul All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * BRIAN PAUL 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. |
| */ |
| |
| /* |
| * Intel x86 assembly code by Josh Vanderhoof |
| */ |
| |
| |
| #include <limits.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <math.h> |
| |
| #include "context.h" |
| #include "types.h" |
| #include "xform.h" |
| #include "x86.h" |
| |
| |
| |
| #define XFORM_ARGS GLvector4f *to_vec, \ |
| const GLmatrix *mat, \ |
| const GLvector4f *from_vec, \ |
| const GLubyte *mask, \ |
| const GLubyte flag |
| |
| #define DECLARE_XFORM_GROUP(pfx, vsize, masked) \ |
| extern void gl_##pfx##_transform_points##vsize##_general_##masked(XFORM_ARGS); \ |
| extern void gl_##pfx##_transform_points##vsize##_identity_##masked(XFORM_ARGS); \ |
| extern void gl_##pfx##_transform_points##vsize##_3d_no_rot_##masked(XFORM_ARGS); \ |
| extern void gl_##pfx##_transform_points##vsize##_perspective_##masked(XFORM_ARGS); \ |
| extern void gl_##pfx##_transform_points##vsize##_2d_##masked(XFORM_ARGS); \ |
| extern void gl_##pfx##_transform_points##vsize##_2d_no_rot_##masked(XFORM_ARGS); \ |
| extern void gl_##pfx##_transform_points##vsize##_3d_##masked(XFORM_ARGS); |
| |
| #define ASSIGN_XFORM_GROUP( pfx, cma, vsize, masked ) \ |
| gl_transform_tab[cma][vsize][MATRIX_GENERAL] \ |
| = gl_##pfx##_transform_points##vsize##_general_##masked; \ |
| gl_transform_tab[cma][vsize][MATRIX_IDENTITY] \ |
| = gl_##pfx##_transform_points##vsize##_identity_##masked; \ |
| gl_transform_tab[cma][vsize][MATRIX_3D_NO_ROT] \ |
| = gl_##pfx##_transform_points##vsize##_3d_no_rot_##masked; \ |
| gl_transform_tab[cma][vsize][MATRIX_PERSPECTIVE] \ |
| = gl_##pfx##_transform_points##vsize##_perspective_##masked; \ |
| gl_transform_tab[cma][vsize][MATRIX_2D] \ |
| = gl_##pfx##_transform_points##vsize##_2d_##masked; \ |
| gl_transform_tab[cma][vsize][MATRIX_2D_NO_ROT] \ |
| = gl_##pfx##_transform_points##vsize##_2d_no_rot_##masked; \ |
| gl_transform_tab[cma][vsize][MATRIX_3D] \ |
| = gl_##pfx##_transform_points##vsize##_3d_##masked; |
| |
| void gl_init_x86_asm_transforms( void ) |
| { |
| #ifdef USE_X86_ASM |
| DECLARE_XFORM_GROUP( x86, 2, raw ) |
| DECLARE_XFORM_GROUP( x86, 3, raw ) |
| DECLARE_XFORM_GROUP( x86, 4, raw ) |
| DECLARE_XFORM_GROUP( x86, 2, masked ) |
| DECLARE_XFORM_GROUP( x86, 3, masked ) |
| DECLARE_XFORM_GROUP( x86, 4, masked ) |
| |
| extern GLvector4f *gl_x86_cliptest_points4( GLvector4f *clip_vec, |
| GLvector4f *proj_vec, |
| GLubyte clipMask[], |
| GLubyte *orMask, |
| GLubyte *andMask ); |
| |
| |
| ASSIGN_XFORM_GROUP( x86, 0, 2, raw ) |
| ASSIGN_XFORM_GROUP( x86, 0, 3, raw ) |
| ASSIGN_XFORM_GROUP( x86, 0, 4, raw ) |
| |
| ASSIGN_XFORM_GROUP( x86, CULL_MASK_ACTIVE, 2, masked ) |
| ASSIGN_XFORM_GROUP( x86, CULL_MASK_ACTIVE, 3, masked ) |
| ASSIGN_XFORM_GROUP( x86, CULL_MASK_ACTIVE, 4, masked ) |
| |
| gl_clip_tab[4] = gl_x86_cliptest_points4; |
| |
| #ifdef DEBUG |
| gl_test_all_transform_functions("x86"); |
| #endif |
| |
| #endif |
| } |