[DINPUT]
[reactos.git] / reactos / dll / 3rdparty / dxtn / texstore.c
1 /*
2 * Mesa 3-D graphics library
3 * Version: 6.3
4 *
5 * Copyright (C) 1999-2004 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 #include <assert.h>
27
28 #include "types.h"
29 #include "internal.h"
30
31
32 void
33 _mesa_upscale_teximage2d (unsigned int inWidth, unsigned int inHeight,
34 unsigned int outWidth, unsigned int outHeight,
35 unsigned int comps,
36 const byte *src, int srcRowStride,
37 byte *dest)
38 {
39 unsigned int i, j, k;
40
41 assert(outWidth >= inWidth);
42 assert(outHeight >= inHeight);
43
44 for (i = 0; i < outHeight; i++) {
45 const int ii = i % inHeight;
46 for (j = 0; j < outWidth; j++) {
47 const int jj = j % inWidth;
48 for (k = 0; k < comps; k++) {
49 dest[(i * outWidth + j) * comps + k]
50 = src[ii * srcRowStride + jj * comps + k];
51 }
52 }
53 }
54 }