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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1901 | serge | 1 | |
| 2 | * Mesa 3-D graphics library |
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| 3 | * Version: 3.5 |
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| 4 | * |
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| 5 | * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. |
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| 6 | * |
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| 7 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 8 | * copy of this software and associated documentation files (the "Software"), |
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| 9 | * to deal in the Software without restriction, including without limitation |
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| 10 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 11 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 12 | * Software is furnished to do so, subject to the following conditions: |
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| 13 | * |
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| 14 | * The above copyright notice and this permission notice shall be included |
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| 15 | * in all copies or substantial portions of the Software. |
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| 16 | * |
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| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 18 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 20 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
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| 21 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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| 22 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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| 23 | */ |
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| 24 | |||
| 25 | |||
| 26 | * New (3.1) transformation code written by Keith Whitwell. |
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| 27 | */ |
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| 28 | |||
| 29 | |||
| 30 | |||
| 31 | */ |
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| 32 | static void TAG(dotprod_vec2)( GLfloat *out, |
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| 33 | GLuint outstride, |
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| 34 | const GLvector4f *coord_vec, |
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| 35 | const GLfloat plane[4] ) |
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| 36 | { |
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| 37 | GLuint stride = coord_vec->stride; |
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| 38 | GLfloat *coord = coord_vec->start; |
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| 39 | GLuint count = coord_vec->count; |
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| 40 | |||
| 41 | |||
| 42 | |||
| 43 | |||
| 44 | |||
| 45 | |||
| 46 | *out = (coord[0] * plane0 + |
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| 47 | coord[1] * plane1 + |
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| 48 | plane3); |
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| 49 | } |
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| 50 | } |
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| 51 | |||
| 52 | |||
| 53 | GLuint outstride, |
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| 54 | const GLvector4f *coord_vec, |
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| 55 | const GLfloat plane[4] ) |
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| 56 | { |
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| 57 | GLuint stride = coord_vec->stride; |
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| 58 | GLfloat *coord = coord_vec->start; |
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| 59 | GLuint count = coord_vec->count; |
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| 60 | |||
| 61 | |||
| 62 | |||
| 63 | |||
| 64 | const GLfloat plane3 = plane[3]; |
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| 65 | |||
| 66 | |||
| 67 | *out = (coord[0] * plane0 + |
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| 68 | coord[1] * plane1 + |
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| 69 | coord[2] * plane2 + |
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| 70 | plane3); |
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| 71 | } |
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| 72 | } |
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| 73 | |||
| 74 | |||
| 75 | GLuint outstride, |
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| 76 | const GLvector4f *coord_vec, |
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| 77 | const GLfloat plane[4] ) |
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| 78 | { |
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| 79 | GLuint stride = coord_vec->stride; |
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| 80 | GLfloat *coord = coord_vec->start; |
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| 81 | GLuint count = coord_vec->count; |
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| 82 | GLuint i; |
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| 83 | |||
| 84 | |||
| 85 | const GLfloat plane3 = plane[3]; |
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| 86 | |||
| 87 | |||
| 88 | *out = (coord[0] * plane0 + |
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| 89 | coord[1] * plane1 + |
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| 90 | coord[2] * plane2 + |
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| 91 | coord[3] * plane3); |
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| 92 | } |
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| 93 | } |
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| 94 | |||
| 95 | |||
| 96 | |||
| 97 | { |
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| 98 | _mesa_dotprod_tab[2] = TAG(dotprod_vec2); |
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| 99 | _mesa_dotprod_tab[3] = TAG(dotprod_vec3); |
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| 100 | _mesa_dotprod_tab[4] = TAG(dotprod_vec4); |
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| 101 | } |
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| 102 |