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56 | pj | 1 | /* $Id: m_copy_tmp.h,v 1.1 2003-02-28 11:48:04 pj Exp $ */ |
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3 | /* |
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4 | * Mesa 3-D graphics library |
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5 | * Version: 3.5 |
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6 | * |
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7 | * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. |
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8 | * |
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9 | * Permission is hereby granted, free of charge, to any person obtaining a |
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10 | * copy of this software and associated documentation files (the "Software"), |
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11 | * to deal in the Software without restriction, including without limitation |
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12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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13 | * and/or sell copies of the Software, and to permit persons to whom the |
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14 | * Software is furnished to do so, subject to the following conditions: |
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15 | * |
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16 | * The above copyright notice and this permission notice shall be included |
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17 | * in all copies or substantial portions of the Software. |
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18 | * |
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19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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22 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN |
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23 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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25 | */ |
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26 | |||
27 | /* |
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28 | * New (3.1) transformation code written by Keith Whitwell. |
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29 | */ |
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30 | |||
31 | |||
32 | #define COPY_FUNC( BITS ) \ |
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33 | static void TAG2(copy, BITS)( GLvector4f *to, const GLvector4f *f ) \ |
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34 | { \ |
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35 | GLfloat (*t)[4] = (GLfloat (*)[4])to->start; \ |
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36 | GLfloat *from = f->start; \ |
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37 | GLuint stride = f->stride; \ |
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38 | GLuint count = f->count; \ |
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39 | GLuint i; \ |
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40 | \ |
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41 | if (BITS) \ |
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42 | STRIDE_LOOP { \ |
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43 | if (BITS&1) t[i][0] = from[0]; \ |
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44 | if (BITS&2) t[i][1] = from[1]; \ |
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45 | if (BITS&4) t[i][2] = from[2]; \ |
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46 | if (BITS&8) t[i][3] = from[3]; \ |
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47 | } \ |
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48 | } |
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49 | |||
50 | /* We got them all here: |
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51 | */ |
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52 | COPY_FUNC( 0x0 ) /* noop */ |
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53 | COPY_FUNC( 0x1 ) |
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54 | COPY_FUNC( 0x2 ) |
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55 | COPY_FUNC( 0x3 ) |
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56 | COPY_FUNC( 0x4 ) |
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57 | COPY_FUNC( 0x5 ) |
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58 | COPY_FUNC( 0x6 ) |
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59 | COPY_FUNC( 0x7 ) |
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60 | COPY_FUNC( 0x8 ) |
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61 | COPY_FUNC( 0x9 ) |
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62 | COPY_FUNC( 0xa ) |
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63 | COPY_FUNC( 0xb ) |
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64 | COPY_FUNC( 0xc ) |
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65 | COPY_FUNC( 0xd ) |
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66 | COPY_FUNC( 0xe ) |
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67 | COPY_FUNC( 0xf ) |
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68 | |||
69 | static void TAG2(init_copy, 0)( void ) |
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70 | { |
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71 | _mesa_copy_tab[0x0] = TAG2(copy, 0x0); |
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72 | _mesa_copy_tab[0x1] = TAG2(copy, 0x1); |
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73 | _mesa_copy_tab[0x2] = TAG2(copy, 0x2); |
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74 | _mesa_copy_tab[0x3] = TAG2(copy, 0x3); |
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75 | _mesa_copy_tab[0x4] = TAG2(copy, 0x4); |
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76 | _mesa_copy_tab[0x5] = TAG2(copy, 0x5); |
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77 | _mesa_copy_tab[0x6] = TAG2(copy, 0x6); |
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78 | _mesa_copy_tab[0x7] = TAG2(copy, 0x7); |
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79 | _mesa_copy_tab[0x8] = TAG2(copy, 0x8); |
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80 | _mesa_copy_tab[0x9] = TAG2(copy, 0x9); |
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81 | _mesa_copy_tab[0xa] = TAG2(copy, 0xa); |
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82 | _mesa_copy_tab[0xb] = TAG2(copy, 0xb); |
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83 | _mesa_copy_tab[0xc] = TAG2(copy, 0xc); |
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84 | _mesa_copy_tab[0xd] = TAG2(copy, 0xd); |
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85 | _mesa_copy_tab[0xe] = TAG2(copy, 0xe); |
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86 | _mesa_copy_tab[0xf] = TAG2(copy, 0xf); |
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87 | } |