diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/math/m_vector.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/math/m_vector.c | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/math/m_vector.c b/nx-X11/extras/Mesa/src/mesa/math/m_vector.c deleted file mode 100644 index 3ad81d468..000000000 --- a/nx-X11/extras/Mesa/src/mesa/math/m_vector.c +++ /dev/null @@ -1,190 +0,0 @@ - -/* - * Mesa 3-D graphics library - * Version: 3.5 - * - * Copyright (C) 1999-2001 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. - */ - -/* - * New (3.1) transformation code written by Keith Whitwell. - */ - - -#include "glheader.h" -#include "imports.h" -#include "macros.h" -#include "imports.h" - -#include "m_vector.h" - - - -/* - * Given a vector [count][4] of floats, set all the [][elt] values - * to 0 (if elt = 0, 1, 2) or 1.0 (if elt = 3). - */ -void _mesa_vector4f_clean_elem( GLvector4f *vec, GLuint count, GLuint elt ) -{ - static const GLubyte elem_bits[4] = { - VEC_DIRTY_0, - VEC_DIRTY_1, - VEC_DIRTY_2, - VEC_DIRTY_3 - }; - static const GLfloat clean[4] = { 0, 0, 0, 1 }; - const GLfloat v = clean[elt]; - GLfloat (*data)[4] = (GLfloat (*)[4])vec->start; - GLuint i; - - for (i = 0 ; i < count ; i++) - data[i][elt] = v; - - vec->flags &= ~elem_bits[elt]; -} - -static const GLubyte size_bits[5] = { - 0, - VEC_SIZE_1, - VEC_SIZE_2, - VEC_SIZE_3, - VEC_SIZE_4, -}; - - - -/* - * Initialize GLvector objects. - * Input: v - the vector object to initialize. - * flags - bitwise-OR of VEC_* flags - * storage - pointer to storage for the vector's data - */ - - -void _mesa_vector4f_init( GLvector4f *v, GLuint flags, GLfloat (*storage)[4] ) -{ - v->stride = 4 * sizeof(GLfloat); - v->size = 2; /* may change: 2-4 for vertices and 1-4 for texcoords */ - v->data = storage; - v->start = (GLfloat *) storage; - v->count = 0; - v->flags = size_bits[4] | flags ; -} - - - - -/* - * Initialize GLvector objects and allocate storage. - * Input: v - the vector object - * sz - unused???? - * flags - bitwise-OR of VEC_* flags - * count - number of elements to allocate in vector - * alignment - desired memory alignment for the data (in bytes) - */ - - -void _mesa_vector4f_alloc( GLvector4f *v, GLuint flags, GLuint count, - GLuint alignment ) -{ - v->stride = 4 * sizeof(GLfloat); - v->size = 2; - v->storage = ALIGN_MALLOC( count * 4 * sizeof(GLfloat), alignment ); - v->start = (GLfloat *) v->storage; - v->data = (GLfloat (*)[4]) v->storage; - v->count = 0; - v->flags = size_bits[4] | flags | VEC_MALLOC ; -} - - - - -/* - * Vector deallocation. Free whatever memory is pointed to by the - * vector's storage field if the VEC_MALLOC flag is set. - * DO NOT free the GLvector object itself, though. - */ - - -void _mesa_vector4f_free( GLvector4f *v ) -{ - if (v->flags & VEC_MALLOC) { - ALIGN_FREE( v->storage ); - v->data = NULL; - v->start = NULL; - v->storage = NULL; - v->flags &= ~VEC_MALLOC; - } -} - - -/* - * For debugging - */ -void _mesa_vector4f_print( GLvector4f *v, GLubyte *cullmask, GLboolean culling ) -{ - GLfloat c[4] = { 0, 0, 0, 1 }; - const char *templates[5] = { - "%d:\t0, 0, 0, 1\n", - "%d:\t%f, 0, 0, 1\n", - "%d:\t%f, %f, 0, 1\n", - "%d:\t%f, %f, %f, 1\n", - "%d:\t%f, %f, %f, %f\n" - }; - - const char *t = templates[v->size]; - GLfloat *d = (GLfloat *)v->data; - GLuint j, i = 0, count; - - _mesa_printf("data-start\n"); - for ( ; d != v->start ; STRIDE_F(d, v->stride), i++) - _mesa_printf(t, i, d[0], d[1], d[2], d[3]); - - _mesa_printf("start-count(%u)\n", v->count); - count = i + v->count; - - if (culling) { - for ( ; i < count ; STRIDE_F(d, v->stride), i++) - if (cullmask[i]) - _mesa_printf(t, i, d[0], d[1], d[2], d[3]); - } - else { - for ( ; i < count ; STRIDE_F(d, v->stride), i++) - _mesa_printf(t, i, d[0], d[1], d[2], d[3]); - } - - for (j = v->size ; j < 4; j++) { - if ((v->flags & (1<<j)) == 0) { - - _mesa_printf("checking col %u is clean as advertised ", j); - - for (i = 0, d = (GLfloat *) v->data ; - i < count && d[j] == c[j] ; - i++, STRIDE_F(d, v->stride)) {}; - - if (i == count) - _mesa_printf(" --> ok\n"); - else - _mesa_printf(" --> Failed at %u ******\n", i); - } - } -} - - |