Panda3D
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00001 /* Filename: sgi.h 00002 * Created by: 00003 * 00004 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 00005 * 00006 * PANDA 3D SOFTWARE 00007 * Copyright (c) Carnegie Mellon University. All rights reserved. 00008 * 00009 * All use of this software is subject to the terms of the revised BSD 00010 * license. You should have received a copy of this license along 00011 * with this source code in a file named "LICENSE." 00012 * 00013 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ 00014 00015 #ifndef SGI_IMAGE_H 00016 #define SGI_IMAGE_H 00017 00018 typedef struct { 00019 short magic; 00020 char storage; 00021 char bpc; /* pixel size: 1 = bytes, 2 = shorts */ 00022 unsigned short dimension; /* 1 = single row, 2 = B/W, 3 = RGB */ 00023 unsigned short xsize, /* width in pixels */ 00024 ysize, /* height in pixels */ 00025 zsize; /* # of channels; B/W=1, RGB=3, RGBA=4 */ 00026 long pixmin, pixmax; /* min/max pixel values */ 00027 char dummy1[4]; 00028 char name[80]; 00029 long colormap; 00030 char dummy2[404]; 00031 } Header; 00032 #define HeaderSize 512 00033 00034 #define SGI_MAGIC (short)474 00035 00036 #define STORAGE_VERBATIM 0 00037 #define STORAGE_RLE 1 00038 00039 #define CMAP_NORMAL 0 00040 #define CMAP_DITHERED 1 /* not supported */ 00041 #define CMAP_SCREEN 2 /* not supported */ 00042 #define CMAP_COLORMAP 3 /* not supported */ 00043 00044 #endif