2 Copyright (C) 1999-2006 Id Software, Inc. and contributors.
3 For a list of contributors, see the accompanying CONTRIBUTORS file.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28 typedef unsigned char byte;
30 #include "ifilesystem.h"
33 #include "bytestreamutils.h"
36 ============================================================================
40 Quake WAD files contain miptex files that look like this:
45 First mip (width * height)
46 Second mip (width * height / 4)
47 Third mip (width * height / 16)
48 Fourth mip (width * height / 64)
50 ============================================================================
53 #define GET_MIP_DATA_SIZE(WIDTH, HEIGHT) (sizeof(WAD3_MIP) + (WIDTH * HEIGHT) + (WIDTH * HEIGHT / 4) + (WIDTH * HEIGHT / 16) + (WIDTH * HEIGHT / 64))
55 const int MIP_NAME_LENGTH = 16;
56 const int MIP_MIPMAP_COUNT = 4;
59 char name[MIP_NAME_LENGTH];
60 unsigned int width, height;
61 unsigned int offsets[MIP_MIPMAP_COUNT]; // four mip maps stored
62 } WAD3_MIP, *LPWAD3_MIP;
64 static const byte quakepalette[768] =
66 0x00,0x00,0x00, 0x0f,0x0f,0x0f, 0x1f,0x1f,0x1f, 0x2f,0x2f,0x2f,
67 0x3f,0x3f,0x3f, 0x4b,0x4b,0x4b, 0x5b,0x5b,0x5b, 0x6b,0x6b,0x6b,
68 0x7b,0x7b,0x7b, 0x8b,0x8b,0x8b, 0x9b,0x9b,0x9b, 0xab,0xab,0xab,
69 0xbb,0xbb,0xbb, 0xcb,0xcb,0xcb, 0xdb,0xdb,0xdb, 0xeb,0xeb,0xeb,
70 0x0f,0x0b,0x07, 0x17,0x0f,0x0b, 0x1f,0x17,0x0b, 0x27,0x1b,0x0f,
71 0x2f,0x23,0x13, 0x37,0x2b,0x17, 0x3f,0x2f,0x17, 0x4b,0x37,0x1b,
72 0x53,0x3b,0x1b, 0x5b,0x43,0x1f, 0x63,0x4b,0x1f, 0x6b,0x53,0x1f,
73 0x73,0x57,0x1f, 0x7b,0x5f,0x23, 0x83,0x67,0x23, 0x8f,0x6f,0x23,
74 0x0b,0x0b,0x0f, 0x13,0x13,0x1b, 0x1b,0x1b,0x27, 0x27,0x27,0x33,
75 0x2f,0x2f,0x3f, 0x37,0x37,0x4b, 0x3f,0x3f,0x57, 0x47,0x47,0x67,
76 0x4f,0x4f,0x73, 0x5b,0x5b,0x7f, 0x63,0x63,0x8b, 0x6b,0x6b,0x97,
77 0x73,0x73,0xa3, 0x7b,0x7b,0xaf, 0x83,0x83,0xbb, 0x8b,0x8b,0xcb,
78 0x00,0x00,0x00, 0x07,0x07,0x00, 0x0b,0x0b,0x00, 0x13,0x13,0x00,
79 0x1b,0x1b,0x00, 0x23,0x23,0x00, 0x2b,0x2b,0x07, 0x2f,0x2f,0x07,
80 0x37,0x37,0x07, 0x3f,0x3f,0x07, 0x47,0x47,0x07, 0x4b,0x4b,0x0b,
81 0x53,0x53,0x0b, 0x5b,0x5b,0x0b, 0x63,0x63,0x0b, 0x6b,0x6b,0x0f,
82 0x07,0x00,0x00, 0x0f,0x00,0x00, 0x17,0x00,0x00, 0x1f,0x00,0x00,
83 0x27,0x00,0x00, 0x2f,0x00,0x00, 0x37,0x00,0x00, 0x3f,0x00,0x00,
84 0x47,0x00,0x00, 0x4f,0x00,0x00, 0x57,0x00,0x00, 0x5f,0x00,0x00,
85 0x67,0x00,0x00, 0x6f,0x00,0x00, 0x77,0x00,0x00, 0x7f,0x00,0x00,
86 0x13,0x13,0x00, 0x1b,0x1b,0x00, 0x23,0x23,0x00, 0x2f,0x2b,0x00,
87 0x37,0x2f,0x00, 0x43,0x37,0x00, 0x4b,0x3b,0x07, 0x57,0x43,0x07,
88 0x5f,0x47,0x07, 0x6b,0x4b,0x0b, 0x77,0x53,0x0f, 0x83,0x57,0x13,
89 0x8b,0x5b,0x13, 0x97,0x5f,0x1b, 0xa3,0x63,0x1f, 0xaf,0x67,0x23,
90 0x23,0x13,0x07, 0x2f,0x17,0x0b, 0x3b,0x1f,0x0f, 0x4b,0x23,0x13,
91 0x57,0x2b,0x17, 0x63,0x2f,0x1f, 0x73,0x37,0x23, 0x7f,0x3b,0x2b,
92 0x8f,0x43,0x33, 0x9f,0x4f,0x33, 0xaf,0x63,0x2f, 0xbf,0x77,0x2f,
93 0xcf,0x8f,0x2b, 0xdf,0xab,0x27, 0xef,0xcb,0x1f, 0xff,0xf3,0x1b,
94 0x0b,0x07,0x00, 0x1b,0x13,0x00, 0x2b,0x23,0x0f, 0x37,0x2b,0x13,
95 0x47,0x33,0x1b, 0x53,0x37,0x23, 0x63,0x3f,0x2b, 0x6f,0x47,0x33,
96 0x7f,0x53,0x3f, 0x8b,0x5f,0x47, 0x9b,0x6b,0x53, 0xa7,0x7b,0x5f,
97 0xb7,0x87,0x6b, 0xc3,0x93,0x7b, 0xd3,0xa3,0x8b, 0xe3,0xb3,0x97,
98 0xab,0x8b,0xa3, 0x9f,0x7f,0x97, 0x93,0x73,0x87, 0x8b,0x67,0x7b,
99 0x7f,0x5b,0x6f, 0x77,0x53,0x63, 0x6b,0x4b,0x57, 0x5f,0x3f,0x4b,
100 0x57,0x37,0x43, 0x4b,0x2f,0x37, 0x43,0x27,0x2f, 0x37,0x1f,0x23,
101 0x2b,0x17,0x1b, 0x23,0x13,0x13, 0x17,0x0b,0x0b, 0x0f,0x07,0x07,
102 0xbb,0x73,0x9f, 0xaf,0x6b,0x8f, 0xa3,0x5f,0x83, 0x97,0x57,0x77,
103 0x8b,0x4f,0x6b, 0x7f,0x4b,0x5f, 0x73,0x43,0x53, 0x6b,0x3b,0x4b,
104 0x5f,0x33,0x3f, 0x53,0x2b,0x37, 0x47,0x23,0x2b, 0x3b,0x1f,0x23,
105 0x2f,0x17,0x1b, 0x23,0x13,0x13, 0x17,0x0b,0x0b, 0x0f,0x07,0x07,
106 0xdb,0xc3,0xbb, 0xcb,0xb3,0xa7, 0xbf,0xa3,0x9b, 0xaf,0x97,0x8b,
107 0xa3,0x87,0x7b, 0x97,0x7b,0x6f, 0x87,0x6f,0x5f, 0x7b,0x63,0x53,
108 0x6b,0x57,0x47, 0x5f,0x4b,0x3b, 0x53,0x3f,0x33, 0x43,0x33,0x27,
109 0x37,0x2b,0x1f, 0x27,0x1f,0x17, 0x1b,0x13,0x0f, 0x0f,0x0b,0x07,
110 0x6f,0x83,0x7b, 0x67,0x7b,0x6f, 0x5f,0x73,0x67, 0x57,0x6b,0x5f,
111 0x4f,0x63,0x57, 0x47,0x5b,0x4f, 0x3f,0x53,0x47, 0x37,0x4b,0x3f,
112 0x2f,0x43,0x37, 0x2b,0x3b,0x2f, 0x23,0x33,0x27, 0x1f,0x2b,0x1f,
113 0x17,0x23,0x17, 0x0f,0x1b,0x13, 0x0b,0x13,0x0b, 0x07,0x0b,0x07,
114 0xff,0xf3,0x1b, 0xef,0xdf,0x17, 0xdb,0xcb,0x13, 0xcb,0xb7,0x0f,
115 0xbb,0xa7,0x0f, 0xab,0x97,0x0b, 0x9b,0x83,0x07, 0x8b,0x73,0x07,
116 0x7b,0x63,0x07, 0x6b,0x53,0x00, 0x5b,0x47,0x00, 0x4b,0x37,0x00,
117 0x3b,0x2b,0x00, 0x2b,0x1f,0x00, 0x1b,0x0f,0x00, 0x0b,0x07,0x00,
118 0x00,0x00,0xff, 0x0b,0x0b,0xef, 0x13,0x13,0xdf, 0x1b,0x1b,0xcf,
119 0x23,0x23,0xbf, 0x2b,0x2b,0xaf, 0x2f,0x2f,0x9f, 0x2f,0x2f,0x8f,
120 0x2f,0x2f,0x7f, 0x2f,0x2f,0x6f, 0x2f,0x2f,0x5f, 0x2b,0x2b,0x4f,
121 0x23,0x23,0x3f, 0x1b,0x1b,0x2f, 0x13,0x13,0x1f, 0x0b,0x0b,0x0f,
122 0x2b,0x00,0x00, 0x3b,0x00,0x00, 0x4b,0x07,0x00, 0x5f,0x07,0x00,
123 0x6f,0x0f,0x00, 0x7f,0x17,0x07, 0x93,0x1f,0x07, 0xa3,0x27,0x0b,
124 0xb7,0x33,0x0f, 0xc3,0x4b,0x1b, 0xcf,0x63,0x2b, 0xdb,0x7f,0x3b,
125 0xe3,0x97,0x4f, 0xe7,0xab,0x5f, 0xef,0xbf,0x77, 0xf7,0xd3,0x8b,
126 0xa7,0x7b,0x3b, 0xb7,0x9b,0x37, 0xc7,0xc3,0x37, 0xe7,0xe3,0x57,
127 0x7f,0xbf,0xff, 0xab,0xe7,0xff, 0xd7,0xff,0xff, 0x67,0x00,0x00,
128 0x8b,0x00,0x00, 0xb3,0x00,0x00, 0xd7,0x00,0x00, 0xff,0x00,0x00,
129 0xff,0xf3,0x93, 0xff,0xf7,0xc7, 0xff,0xff,0xff, 0x9f,0x5b,0x53
138 Image* LoadMIPBuff(byte* buffer)
142 unsigned long mipdatasize;
143 int columns, rows, numPixels;
151 PointerInputStream inputStream(buffer);
153 inputStream.seek(MIP_NAME_LENGTH);
154 columns = istream_read_int32_le(inputStream);
155 rows = istream_read_int32_le(inputStream);
156 int offset = istream_read_int32_le(inputStream);
158 if(std::size_t(columns) > 65536 && std::size_t(rows) > 65536)
163 mipdatasize = GET_MIP_DATA_SIZE(columns, rows);
165 palettelength = vfsLoadFile ("gfx/palette.lmp", (void **) &loadedpalette);
166 if (palettelength == 768)
167 palette = loadedpalette;
171 palette = quakepalette;
174 buf_p = buffer + offset;
176 numPixels = columns * rows;
178 RGBAImage* image = new RGBAImage(columns, rows);
180 //Sys_Printf("lpMip->width = %i, lpMip->height = %i, lpMip->offsets[0] = %i, lpMip->offsets[1] = %i, lpMip->offsets[2] = %i, lpMip->offsets[3] = %i, numPixels = %i\n", lpMip->width, lpMip->height, lpMip->offsets[0], lpMip->offsets[1], lpMip->offsets[2], lpMip->offsets[3], numPixels);
181 //for (i = 0; i < sizeof(*lpMip); i++)
182 // Sys_Printf("%02x", (int) ((unsigned char *)lpMip)[i]);
184 pixbuf = image->getRGBAPixels();
186 for (i = 0; i < numPixels; i++)
188 int palIndex = *buf_p++;
189 *pixbuf++ = palette[palIndex*3];
190 *pixbuf++ = palette[palIndex*3+1];
191 *pixbuf++ = palette[palIndex*3+2];
195 if (loadedpalette != 0)
196 vfsFreeFile(loadedpalette);
201 Image* LoadMIP(ArchiveFile& file)
203 ScopedArchiveBuffer buffer(file);
204 return LoadMIPBuff( buffer.buffer );