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| 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 | * Authors: |
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| 25 | * Keith Whitwell |
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| 26 | */ |
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| 27 | #include "math/m_translate.h" |
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| 28 | |||
| 29 | |||
| 30 | #define UNVIEWPORT_VARS |
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| 31 | #define UNVIEWPORT_X(x) x |
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| 32 | #define UNVIEWPORT_Y(x) x |
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| 33 | #define UNVIEWPORT_Z(x) x |
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| 34 | #endif |
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| 35 | |||
| 36 | |||
| 37 | #define LOCALVARS |
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| 38 | #endif |
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| 39 | |||
| 40 | |||
| 41 | #define CHECK_HW_DIVIDE 1 |
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| 42 | #endif |
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| 43 | |||
| 44 | |||
| 45 | * really convenient to put them. Need to build some actual .o files in |
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| 46 | * this directory? |
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| 47 | */ |
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| 48 | static void copy_pv_rgba4_spec5( struct gl_context *ctx, GLuint edst, GLuint esrc ) |
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| 49 | { |
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| 50 | LOCALVARS |
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| 51 | GLubyte *verts = GET_VERTEX_STORE(); |
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| 52 | GLuint size = GET_VERTEX_SIZE(); |
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| 53 | GLuint *dst = (GLuint *)(verts + (edst * size)); |
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| 54 | GLuint *src = (GLuint *)(verts + (esrc * size)); |
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| 55 | dst[4] = src[4]; |
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| 56 | dst[5] = src[5]; |
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| 57 | } |
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| 58 | |||
| 59 | |||
| 60 | { |
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| 61 | LOCALVARS |
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| 62 | GLubyte *verts = GET_VERTEX_STORE(); |
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| 63 | GLuint size = GET_VERTEX_SIZE(); |
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| 64 | GLuint *dst = (GLuint *)(verts + (edst * size)); |
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| 65 | GLuint *src = (GLuint *)(verts + (esrc * size)); |
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| 66 | dst[4] = src[4]; |
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| 67 | } |
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| 68 | |||
| 69 | |||
| 70 | { |
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| 71 | LOCALVARS |
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| 72 | GLubyte *verts = GET_VERTEX_STORE(); |
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| 73 | GLuint size = GET_VERTEX_SIZE(); |
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| 74 | GLuint *dst = (GLuint *)(verts + (edst * size)); |
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| 75 | GLuint *src = (GLuint *)(verts + (esrc * size)); |
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| 76 | dst[3] = src[3]; |
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| 77 | } |
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| 78 | |||
| 79 | |||
| 80 | |||
| 81 | const VERTEX *src, |
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| 82 | SWvertex *dst) |
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| 83 | { |
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| 84 | LOCALVARS |
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| 85 | GLuint format = GET_VERTEX_FORMAT(); |
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| 86 | GLfloat *s = ctx->Viewport._WindowMap.m; |
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| 87 | UNVIEWPORT_VARS; |
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| 88 | |||
| 89 | |||
| 90 | if (HAVE_HW_VIEWPORT) { |
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| 91 | dst->attrib[FRAG_ATTRIB_WPOS][0] = s[0] * src->v.x + s[12]; |
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| 92 | dst->attrib[FRAG_ATTRIB_WPOS][1] = s[5] * src->v.y + s[13]; |
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| 93 | dst->attrib[FRAG_ATTRIB_WPOS][2] = s[10] * src->v.z + s[14]; |
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| 94 | dst->attrib[FRAG_ATTRIB_WPOS][3] = 1.0; |
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| 95 | } else { |
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| 96 | dst->attrib[FRAG_ATTRIB_WPOS][0] = UNVIEWPORT_X( src->v.x ); |
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| 97 | dst->attrib[FRAG_ATTRIB_WPOS][1] = UNVIEWPORT_Y( src->v.y ); |
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| 98 | dst->attrib[FRAG_ATTRIB_WPOS][2] = UNVIEWPORT_Z( src->v.z ); |
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| 99 | dst->attrib[FRAG_ATTRIB_WPOS][3] = 1.0; |
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| 100 | } |
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| 101 | |||
| 102 | |||
| 103 | dst->color[1] = src->tv.color.green; |
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| 104 | dst->color[2] = src->tv.color.blue; |
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| 105 | dst->color[3] = src->tv.color.alpha; |
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| 106 | } |
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| 107 | else { |
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| 108 | if (HAVE_HW_VIEWPORT) { |
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| 109 | if (HAVE_HW_DIVIDE && CHECK_HW_DIVIDE) { |
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| 110 | GLfloat oow = 1.0 / src->v.w; |
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| 111 | dst->attrib[FRAG_ATTRIB_WPOS][0] = s[0] * src->v.x * oow + s[12]; |
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| 112 | dst->attrib[FRAG_ATTRIB_WPOS][1] = s[5] * src->v.y * oow + s[13]; |
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| 113 | dst->attrib[FRAG_ATTRIB_WPOS][2] = s[10] * src->v.z * oow + s[14]; |
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| 114 | dst->attrib[FRAG_ATTRIB_WPOS][3] = oow; |
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| 115 | } else { |
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| 116 | dst->attrib[FRAG_ATTRIB_WPOS][0] = s[0] * src->v.x + s[12]; |
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| 117 | dst->attrib[FRAG_ATTRIB_WPOS][1] = s[5] * src->v.y + s[13]; |
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| 118 | dst->attrib[FRAG_ATTRIB_WPOS][2] = s[10] * src->v.z + s[14]; |
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| 119 | dst->attrib[FRAG_ATTRIB_WPOS][3] = src->v.w; |
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| 120 | } |
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| 121 | } else { |
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| 122 | dst->attrib[FRAG_ATTRIB_WPOS][0] = UNVIEWPORT_X( src->v.x ); |
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| 123 | dst->attrib[FRAG_ATTRIB_WPOS][1] = UNVIEWPORT_Y( src->v.y ); |
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| 124 | dst->attrib[FRAG_ATTRIB_WPOS][2] = UNVIEWPORT_Z( src->v.z ); |
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| 125 | dst->attrib[FRAG_ATTRIB_WPOS][3] = src->v.w; |
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| 126 | } |
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| 127 | |||
| 128 | |||
| 129 | dst->color[1] = src->v.color.green; |
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| 130 | dst->color[2] = src->v.color.blue; |
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| 131 | dst->color[3] = src->v.color.alpha; |
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| 132 | |||
| 133 | |||
| 134 | dst->attrib[FRAG_ATTRIB_COL1][1] = UBYTE_TO_FLOAT(src->v.specular.green); |
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| 135 | dst->attrib[FRAG_ATTRIB_COL1][2] = UBYTE_TO_FLOAT(src->v.specular.blue); |
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| 136 | |||
| 137 | |||
| 138 | |||
| 139 | |||
| 140 | ((HAVE_TEX2_VERTICES && format == PROJ_TEX3_VERTEX_FORMAT) || |
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| 141 | (format == PROJ_TEX1_VERTEX_FORMAT))) { |
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| 142 | |||
| 143 | |||
| 144 | dst->attrib[FRAG_ATTRIB_TEX0][1] = src->pv.v0; |
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| 145 | dst->attrib[FRAG_ATTRIB_TEX0][3] = src->pv.q0; |
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| 146 | |||
| 147 | |||
| 148 | dst->attrib[FRAG_ATTRIB_TEX1][1] = src->pv.v1; |
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| 149 | dst->attrib[FRAG_ATTRIB_TEX1][3] = src->pv.q1; |
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| 150 | |||
| 151 | |||
| 152 | dst->attrib[FRAG_ATTRIB_TEX2][0] = src->pv.u2; |
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| 153 | dst->attrib[FRAG_ATTRIB_TEX2][1] = src->pv.v2; |
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| 154 | dst->attrib[FRAG_ATTRIB_TEX2][3] = src->pv.q2; |
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| 155 | } |
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| 156 | |||
| 157 | |||
| 158 | dst->attrib[FRAG_ATTRIB_TEX3][0] = src->pv.u3; |
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| 159 | dst->attrib[FRAG_ATTRIB_TEX3][1] = src->pv.v3; |
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| 160 | dst->attrib[FRAG_ATTRIB_TEX3][3] = src->pv.q3; |
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| 161 | } |
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| 162 | } |
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| 163 | else { |
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| 164 | dst->attrib[FRAG_ATTRIB_TEX0][0] = src->v.u0; |
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| 165 | dst->attrib[FRAG_ATTRIB_TEX0][1] = src->v.v0; |
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| 166 | dst->attrib[FRAG_ATTRIB_TEX0][3] = 1.0; |
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| 167 | |||
| 168 | |||
| 169 | dst->attrib[FRAG_ATTRIB_TEX1][1] = src->v.v1; |
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| 170 | dst->attrib[FRAG_ATTRIB_TEX1][3] = 1.0; |
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| 171 | |||
| 172 | |||
| 173 | dst->attrib[FRAG_ATTRIB_TEX2][0] = src->v.u2; |
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| 174 | dst->attrib[FRAG_ATTRIB_TEX2][1] = src->v.v2; |
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| 175 | dst->attrib[FRAG_ATTRIB_TEX2][3] = 1.0; |
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| 176 | } |
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| 177 | |||
| 178 | |||
| 179 | dst->attrib[FRAG_ATTRIB_TEX3][0] = src->v.u3; |
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| 180 | dst->attrib[FRAG_ATTRIB_TEX3][1] = src->v.v3; |
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| 181 | dst->attrib[FRAG_ATTRIB_TEX3][3] = 1.0; |
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| 182 | } |
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| 183 | } |
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| 184 | } |
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| 185 | |||
| 186 | |||
| 187 | } |
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| 188 | |||
| 189 | |||
| 190 | |||
| 191 | void TAG(print_vertex)( struct gl_context *ctx, const VERTEX *v ); |
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| 192 | |||
| 193 | |||
| 194 | |||
| 195 | { |
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| 196 | LOCALVARS |
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| 197 | GLuint format = GET_VERTEX_FORMAT(); |
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| 198 | |||
| 199 | |||
| 200 | |||
| 201 | |||
| 202 | #if HAVE_TINY_VERTICES |
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| 203 | case TINY_VERTEX_FORMAT: |
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| 204 | fprintf(stderr, "xyz %.4f,%.4f,%.4f rgba %x:%x:%x:%x\n", |
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| 205 | v->v.x, v->v.y, v->v.z, |
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| 206 | v->tv.color.red, |
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| 207 | v->tv.color.green, |
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| 208 | v->tv.color.blue, |
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| 209 | v->tv.color.alpha); |
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| 210 | break; |
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| 211 | #endif |
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| 212 | #if HAVE_NOTEX_VERTICES |
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| 213 | case NOTEX_VERTEX_FORMAT: |
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| 214 | fprintf(stderr, "xyzw %.4f,%.4f,%.4f,%.4f rgba %x:%x:%x:%x spec %x:%x:%x:%x\n", |
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| 215 | v->v.x, v->v.y, v->v.z, v->v.w, |
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| 216 | v->v.color.red, |
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| 217 | v->v.color.green, |
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| 218 | v->v.color.blue, |
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| 219 | v->v.color.alpha, |
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| 220 | v->v.specular.red, |
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| 221 | v->v.specular.green, |
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| 222 | v->v.specular.blue, |
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| 223 | v->v.specular.alpha); |
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| 224 | break; |
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| 225 | #endif |
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| 226 | #if HAVE_TEX0_VERTICES |
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| 227 | case TEX0_VERTEX_FORMAT: |
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| 228 | fprintf(stderr, "xyzw %.4f,%.4f,%.4f,%.4f rgba %x:%x:%x:%x st %.4f,%.4f\n", |
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| 229 | v->v.x, v->v.y, v->v.z, v->v.w, |
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| 230 | v->v.color.red, |
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| 231 | v->v.color.green, |
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| 232 | v->v.color.blue, |
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| 233 | v->v.color.alpha, |
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| 234 | v->v.u0, |
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| 235 | v->v.v0); |
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| 236 | break; |
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| 237 | #endif |
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| 238 | #if HAVE_TEX1_VERTICES |
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| 239 | case TEX1_VERTEX_FORMAT: |
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| 240 | fprintf(stderr, "xyzw %.4f,%.4f,%.4f,%.4f rgba %x:%x:%x:%x st %.4f,%.4f st %.4f,%.4f\n", |
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| 241 | v->v.x, v->v.y, v->v.z, v->v.w, |
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| 242 | v->v.color.red, |
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| 243 | v->v.color.green, |
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| 244 | v->v.color.blue, |
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| 245 | v->v.color.alpha, |
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| 246 | v->v.u0, |
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| 247 | v->v.v0, |
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| 248 | v->v.u1, |
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| 249 | v->v.u2); |
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| 250 | break; |
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| 251 | #endif |
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| 252 | #if HAVE_PTEX_VERTICES |
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| 253 | case PROJ_TEX1_VERTEX_FORMAT: |
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| 254 | fprintf(stderr, "xyzw %.4f,%.4f,%.4f,%.4f rgba %x:%x:%x:%x stq %.4f,%.4f,%.4f stq %.4f,%.4f,%.4f\n", |
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| 255 | v->v.x, v->v.y, v->v.z, v->v.w, |
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| 256 | v->v.color.red, |
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| 257 | v->v.color.green, |
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| 258 | v->v.color.blue, |
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| 259 | v->v.color.alpha, |
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| 260 | v->pv.u0, |
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| 261 | v->pv.v0, |
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| 262 | v->pv.q0, |
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| 263 | v->pv.u1, |
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| 264 | v->pv.v1, |
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| 265 | v->pv.q1); |
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| 266 | break; |
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| 267 | #endif |
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| 268 | default: |
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| 269 | fprintf(stderr, "???\n"); |
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| 270 | break; |
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| 271 | } |
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| 272 | |||
| 273 | |||
| 274 | } |
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| 275 | |||
| 276 | |||
| 277 | |||
| 278 | |||
| 279 | * vertices. |
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| 280 | * |
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| 281 | * NOTE: All these arrays are guarenteed by tnl to be writeable and |
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| 282 | * have good stride. |
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| 283 | */ |
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| 284 | #ifndef INTERP_QUALIFIER |
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| 285 | #define INTERP_QUALIFIER static |
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| 286 | #endif |
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| 287 | |||
| 288 | |||
| 289 | |||
| 290 | |||
| 291 | |||
| 292 | GLfloat t, |
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| 293 | GLuint dst, GLuint out, GLuint in, |
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| 294 | GLboolean force_boundary ) |
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| 295 | { |
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| 296 | LOCALVARS |
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| 297 | struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; |
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| 298 | |||
| 299 | |||
| 300 | assert(VB->BackfaceColorPtr->stride == 4 * sizeof(GLfloat)); |
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| 301 | |||
| 302 | |||
| 303 | GET_COLOR(VB->BackfaceColorPtr, dst), |
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| 304 | GET_COLOR(VB->BackfaceColorPtr, out), |
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| 305 | GET_COLOR(VB->BackfaceColorPtr, in) ); |
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| 306 | |||
| 307 | |||
| 308 | INTERP_3F( t, |
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| 309 | GET_COLOR(VB->BackfaceSecondaryColorPtr, dst), |
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| 310 | GET_COLOR(VB->BackfaceSecondaryColorPtr, out), |
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| 311 | GET_COLOR(VB->BackfaceSecondaryColorPtr, in) ); |
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| 312 | } |
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| 313 | } |
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| 314 | |||
| 315 | |||
| 316 | VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary; |
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| 317 | } |
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| 318 | |||
| 319 | |||
| 320 | } |
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| 321 | |||
| 322 | |||
| 323 | GLuint dst, GLuint src ) |
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| 324 | { |
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| 325 | LOCALVARS |
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| 326 | struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; |
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| 327 | |||
| 328 | |||
| 329 | COPY_4FV( GET_COLOR(VB->BackfaceColorPtr, dst), |
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| 330 | GET_COLOR(VB->BackfaceColorPtr, src) ); |
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| 331 | |||
| 332 | |||
| 333 | COPY_4FV( GET_COLOR(VB->BackfaceSecondaryColorPtr, dst), |
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| 334 | GET_COLOR(VB->BackfaceSecondaryColorPtr, src) ); |
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| 335 | } |
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| 336 | } |
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| 337 | |||
| 338 | |||
| 339 | } |
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| 340 | |||
| 341 | |||
| 342 | |||
| 343 | #undef GET_COLOR |
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| 344 | |||
| 345 | |||
| 346 | #undef TAG |
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| 347 |