1 /*
2 * Mesa 3-D graphics library
3 * Version: 6.5.1
4 *
5 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25 /**
26 * \brief Templates for vector conversions.
27 * \author Keith Whitwell.
28 */
29
30 #ifdef DEST_4F
DEST_4F(GLfloat (* t)[4],CONST void * ptr,GLuint stride,ARGS)31 static void DEST_4F( GLfloat (*t)[4],
32 CONST void *ptr,
33 GLuint stride,
34 ARGS )
35 {
36 const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
37 const GLubyte *first = f;
38 GLuint i;
39
40 (void) first;
41 (void) start;
42 for (i = DST_START ; i < n ; i++, NEXT_F) {
43 CHECK {
44 NEXT_F2;
45 if (SZ >= 1) t[i][0] = TRX_4F(f, 0);
46 if (SZ >= 2) t[i][1] = TRX_4F(f, 1);
47 if (SZ >= 3) t[i][2] = TRX_4F(f, 2);
48 if (SZ == 4) t[i][3] = TRX_4F(f, 3); else t[i][3] = 1.0;
49 }
50 }
51 }
52 #endif
53
54
55
56 #ifdef DEST_4FN
DEST_4FN(GLfloat (* t)[4],CONST void * ptr,GLuint stride,ARGS)57 static void DEST_4FN( GLfloat (*t)[4],
58 CONST void *ptr,
59 GLuint stride,
60 ARGS )
61 {
62 const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
63 const GLubyte *first = f;
64 GLuint i;
65
66 (void) first;
67 (void) start;
68 for (i = DST_START ; i < n ; i++, NEXT_F) {
69 CHECK {
70 NEXT_F2;
71 if (SZ >= 1) t[i][0] = TRX_4FN(f, 0);
72 if (SZ >= 2) t[i][1] = TRX_4FN(f, 1);
73 if (SZ >= 3) t[i][2] = TRX_4FN(f, 2);
74 if (SZ == 4) t[i][3] = TRX_4FN(f, 3); else t[i][3] = 1.0;
75 }
76 }
77 }
78 #endif
79
80
81 #ifdef DEST_3FN
DEST_3FN(GLfloat (* t)[3],CONST void * ptr,GLuint stride,ARGS)82 static void DEST_3FN( GLfloat (*t)[3],
83 CONST void *ptr,
84 GLuint stride,
85 ARGS )
86 {
87 const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
88 const GLubyte *first = f;
89 GLuint i;
90 (void) first;
91 (void) start;
92 for (i = DST_START ; i < n ; i++, NEXT_F) {
93 CHECK {
94 NEXT_F2;
95 t[i][0] = TRX_3FN(f, 0);
96 t[i][1] = TRX_3FN(f, 1);
97 t[i][2] = TRX_3FN(f, 2);
98 }
99 }
100 }
101 #endif
102
103 #ifdef DEST_1F
DEST_1F(GLfloat * t,CONST void * ptr,GLuint stride,ARGS)104 static void DEST_1F( GLfloat *t,
105 CONST void *ptr,
106 GLuint stride,
107 ARGS )
108 {
109 const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
110 const GLubyte *first = f;
111 GLuint i;
112 (void) first;
113 (void) start;
114 for (i = DST_START ; i < n ; i++, NEXT_F) {
115 CHECK {
116 NEXT_F2;
117 t[i] = TRX_1F(f, 0);
118 }
119 }
120 }
121 #endif
122
123 #ifdef DEST_4UB
DEST_4UB(GLubyte (* t)[4],CONST void * ptr,GLuint stride,ARGS)124 static void DEST_4UB( GLubyte (*t)[4],
125 CONST void *ptr,
126 GLuint stride,
127 ARGS )
128 {
129 const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
130 const GLubyte *first = f;
131 GLuint i;
132 (void) start;
133 (void) first;
134 for (i = DST_START ; i < n ; i++, NEXT_F) {
135 CHECK {
136 NEXT_F2;
137 if (SZ >= 1) TRX_UB(t[i][0], f, 0);
138 if (SZ >= 2) TRX_UB(t[i][1], f, 1);
139 if (SZ >= 3) TRX_UB(t[i][2], f, 2);
140 if (SZ == 4) TRX_UB(t[i][3], f, 3); else t[i][3] = 255;
141 }
142 }
143 }
144 #endif
145
146
147 #ifdef DEST_4US
DEST_4US(GLushort (* t)[4],CONST void * ptr,GLuint stride,ARGS)148 static void DEST_4US( GLushort (*t)[4],
149 CONST void *ptr,
150 GLuint stride,
151 ARGS )
152 {
153 const GLubyte *f = (GLubyte *) ((GLubyte *) ptr + SRC_START * stride);
154 const GLubyte *first = f;
155 GLuint i;
156 (void) start;
157 (void) first;
158 for (i = DST_START ; i < n ; i++, NEXT_F) {
159 CHECK {
160 NEXT_F2;
161 if (SZ >= 1) TRX_US(t[i][0], f, 0);
162 if (SZ >= 2) TRX_US(t[i][1], f, 1);
163 if (SZ >= 3) TRX_US(t[i][2], f, 2);
164 if (SZ == 4) TRX_US(t[i][3], f, 3); else t[i][3] = 65535;
165 }
166 }
167 }
168 #endif
169
170
171 #ifdef DEST_1UB
DEST_1UB(GLubyte * t,CONST void * ptr,GLuint stride,ARGS)172 static void DEST_1UB( GLubyte *t,
173 CONST void *ptr,
174 GLuint stride,
175 ARGS )
176 {
177 const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
178 const GLubyte *first = f;
179 GLuint i;
180 (void) start;
181 (void) first;
182 for (i = DST_START ; i < n ; i++, NEXT_F) {
183 CHECK {
184 NEXT_F2;
185 TRX_UB(t[i], f, 0);
186 }
187 }
188 }
189 #endif
190
191
192 #ifdef DEST_1UI
DEST_1UI(GLuint * t,CONST void * ptr,GLuint stride,ARGS)193 static void DEST_1UI( GLuint *t,
194 CONST void *ptr,
195 GLuint stride,
196 ARGS )
197 {
198 const GLubyte *f = (GLubyte *) ptr + SRC_START * stride;
199 const GLubyte *first = f;
200 GLuint i;
201 (void) start;
202 (void) first;
203
204 for (i = DST_START ; i < n ; i++, NEXT_F) {
205 CHECK {
206 NEXT_F2;
207 t[i] = TRX_UI(f, 0);
208 }
209 }
210 }
211 #endif
212
213
INIT(void)214 static void INIT(void)
215 {
216 #ifdef DEST_1UI
217 ASSERT(SZ == 1);
218 TAB(_1ui)[SRC_IDX] = DEST_1UI;
219 #endif
220 #ifdef DEST_1UB
221 ASSERT(SZ == 1);
222 TAB(_1ub)[SRC_IDX] = DEST_1UB;
223 #endif
224 #ifdef DEST_1F
225 ASSERT(SZ == 1);
226 TAB(_1f)[SRC_IDX] = DEST_1F;
227 #endif
228 #ifdef DEST_3FN
229 ASSERT(SZ == 3);
230 TAB(_3fn)[SRC_IDX] = DEST_3FN;
231 #endif
232 #ifdef DEST_4UB
233 TAB(_4ub)[SZ][SRC_IDX] = DEST_4UB;
234 #endif
235 #ifdef DEST_4US
236 TAB(_4us)[SZ][SRC_IDX] = DEST_4US;
237 #endif
238 #ifdef DEST_4F
239 TAB(_4f)[SZ][SRC_IDX] = DEST_4F;
240 #endif
241 #ifdef DEST_4FN
242 TAB(_4fn)[SZ][SRC_IDX] = DEST_4FN;
243 #endif
244
245 }
246
247
248 #ifdef INIT
249 #undef INIT
250 #endif
251 #ifdef DEST_1UI
252 #undef DEST_1UI
253 #endif
254 #ifdef DEST_1UB
255 #undef DEST_1UB
256 #endif
257 #ifdef DEST_4UB
258 #undef DEST_4UB
259 #endif
260 #ifdef DEST_4US
261 #undef DEST_4US
262 #endif
263 #ifdef DEST_3FN
264 #undef DEST_3FN
265 #endif
266 #ifdef DEST_4F
267 #undef DEST_4F
268 #endif
269 #ifdef DEST_4FN
270 #undef DEST_4FN
271 #endif
272 #ifdef DEST_1F
273 #undef DEST_1F
274 #endif
275 #ifdef SZ
276 #undef SZ
277 #endif
278 #ifdef TAG
279 #undef TAG
280 #endif
281
282