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IMG_xpm.c

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1213 lines (1160 loc) · 44.8 KB
 
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/*
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SDL_image: An example image loading library for use with SDL
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Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
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*/
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/*
* XPM (X PixMap) image loader:
*
* Supports the XPMv3 format, EXCEPT:
* - hotspot coordinates are ignored
* - only colour ('c') colour symbols are used
* - rgb.txt is not used (for portability), so only RGB colours
* are recognized (#rrggbb etc) - only a few basic colour names are
* handled
*
* The result is an 8bpp indexed surface if possible, otherwise 32bpp.
* The colourkey is correctly set if transparency is used.
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*
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* Besides the standard API, also provides
*
* SDL_Surface *IMG_ReadXPMFromArray(char **xpm)
*
* that reads the image data from an XPM file included in the C source.
*
* TODO: include rgb.txt here. The full table (from solaris 2.6) only
* requires about 13K in binary form.
*/
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#include "SDL_image.h"
#ifdef LOAD_XPM
/* See if an image is contained in a data source */
int IMG_isXPM(SDL_RWops *src)
{
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Sint64 start;
int is_XPM;
char magic[9];
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if ( !src )
return 0;
start = SDL_RWtell(src);
is_XPM = 0;
if ( SDL_RWread(src, magic, sizeof(magic), 1) ) {
if ( SDL_memcmp(magic, "/* XPM */", sizeof(magic)) == 0 ) {
is_XPM = 1;
}
}
SDL_RWseek(src, start, RW_SEEK_SET);
return(is_XPM);
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}
/* Hash table to look up colors from pixel strings */
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#define STARTING_HASH_SIZE 256
struct hash_entry {
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char *key;
Uint32 color;
struct hash_entry *next;
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};
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struct color_hash {
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struct hash_entry **table;
struct hash_entry *entries; /* array of all entries */
struct hash_entry *next_free;
int size;
int maxnum;
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};
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static int hash_key(const char *key, int cpp, int size)
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{
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int hash;
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hash = 0;
while ( cpp-- > 0 ) {
hash = hash * 33 + *key++;
}
return hash & (size - 1);
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}
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static struct color_hash *create_colorhash(int maxnum)
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{
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int bytes, s;
struct color_hash *hash;
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/* we know how many entries we need, so we can allocate
everything here */
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hash = (struct color_hash *)SDL_calloc(1, sizeof(*hash));
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if (!hash)
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return NULL;
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/* use power-of-2 sized hash table for decoding speed */
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for (s = STARTING_HASH_SIZE; s < maxnum; s <<= 1)
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;
hash->size = s;
hash->maxnum = maxnum;
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bytes = hash->size * sizeof(struct hash_entry **);
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/* Check for overflow */
if ((bytes / sizeof(struct hash_entry **)) != hash->size) {
IMG_SetError("memory allocation overflow");
SDL_free(hash);
return NULL;
}
hash->table = (struct hash_entry **)SDL_calloc(1, bytes);
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if (!hash->table) {
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SDL_free(hash);
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return NULL;
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}
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bytes = maxnum * sizeof(struct hash_entry);
/* Check for overflow */
if ((bytes / sizeof(struct hash_entry)) != maxnum) {
IMG_SetError("memory allocation overflow");
SDL_free(hash->table);
SDL_free(hash);
return NULL;
}
hash->entries = (struct hash_entry *)SDL_calloc(1, bytes);
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if (!hash->entries) {
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SDL_free(hash->table);
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SDL_free(hash);
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return NULL;
}
hash->next_free = hash->entries;
return hash;
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}
static int add_colorhash(struct color_hash *hash,
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char *key, int cpp, Uint32 color)
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{
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int index = hash_key(key, cpp, hash->size);
struct hash_entry *e = hash->next_free++;
e->color = color;
e->key = key;
e->next = hash->table[index];
hash->table[index] = e;
return 1;
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}
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/* fast lookup that works if cpp == 1 */
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#define QUICK_COLORHASH(hash, key) ((hash)->table[*(Uint8 *)(key)]->color)
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static Uint32 get_colorhash(struct color_hash *hash, const char *key, int cpp)
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{
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struct hash_entry *entry = hash->table[hash_key(key, cpp, hash->size)];
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while (entry) {
if (SDL_memcmp(key, entry->key, cpp) == 0)
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return entry->color;
entry = entry->next;
}
return 0; /* garbage in - garbage out */
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}
static void free_colorhash(struct color_hash *hash)
{
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if (hash) {
if (hash->table)
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SDL_free(hash->table);
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if (hash->entries)
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SDL_free(hash->entries);
SDL_free(hash);
}
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}
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/*
* convert colour spec to RGB (in 0xrrggbb format).
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* return 1 if successful.
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*/
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static int color_to_rgb(char *spec, int speclen, Uint32 *rgb)
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{
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/* poor man's rgb.txt */
static struct { char *name; Uint32 rgb; } known[] = {
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{ "none", 0xFFFFFFFF },
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{ "black", 0x000000 },
{ "white", 0xFFFFFF },
{ "red", 0xFF0000 },
{ "green", 0x00FF00 },
{ "blue", 0x0000FF },
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/* This table increases the size of the library by 40K, so it's disabled by default */
#ifdef EXTENDED_XPM_COLORS
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{ "aliceblue", 0xf0f8ff },
{ "antiquewhite", 0xfaebd7 },
{ "antiquewhite1", 0xffefdb },
{ "antiquewhite2", 0xeedfcc },
{ "antiquewhite3", 0xcdc0b0 },
{ "antiquewhite4", 0x8b8378 },
{ "aqua", 0x00ffff },
{ "aquamarine", 0x7fffd4 },
{ "aquamarine1", 0x7fffd4 },
{ "aquamarine2", 0x76eec6 },
{ "aquamarine3", 0x66cdaa },
{ "aquamarine4", 0x458b74 },
{ "azure", 0xf0ffff },
{ "azure1", 0xf0ffff },
{ "azure2", 0xe0eeee },
{ "azure3", 0xc1cdcd },
{ "azure4", 0x838b8b },
{ "beige", 0xf5f5dc },
{ "bisque", 0xffe4c4 },
{ "bisque1", 0xffe4c4 },
{ "bisque2", 0xeed5b7 },
{ "bisque3", 0xcdb79e },
{ "bisque4", 0x8b7d6b },
{ "black", 0x000000 },
{ "blanchedalmond", 0xffebcd },
{ "blue", 0x0000ff },
{ "blue1", 0x0000ff },
{ "blue2", 0x0000ee },
{ "blue3", 0x0000cd },
{ "blue4", 0x00008B },
{ "blueviolet", 0x8a2be2 },
{ "brown", 0xA52A2A },
{ "brown1", 0xFF4040 },
{ "brown2", 0xEE3B3B },
{ "brown3", 0xCD3333 },
{ "brown4", 0x8B2323 },
{ "burlywood", 0xDEB887 },
{ "burlywood1", 0xFFD39B },
{ "burlywood2", 0xEEC591 },
{ "burlywood3", 0xCDAA7D },
{ "burlywood4", 0x8B7355 },
{ "cadetblue", 0x5F9EA0 },
{ "cadetblue", 0x5f9ea0 },
{ "cadetblue1", 0x98f5ff },
{ "cadetblue2", 0x8ee5ee },
{ "cadetblue3", 0x7ac5cd },
{ "cadetblue4", 0x53868b },
{ "chartreuse", 0x7FFF00 },
{ "chartreuse1", 0x7FFF00 },
{ "chartreuse2", 0x76EE00 },
{ "chartreuse3", 0x66CD00 },
{ "chartreuse4", 0x458B00 },
{ "chocolate", 0xD2691E },
{ "chocolate1", 0xFF7F24 },
{ "chocolate2", 0xEE7621 },
{ "chocolate3", 0xCD661D },
{ "chocolate4", 0x8B4513 },
{ "coral", 0xFF7F50 },
{ "coral1", 0xFF7256 },
{ "coral2", 0xEE6A50 },
{ "coral3", 0xCD5B45 },
{ "coral4", 0x8B3E2F },
{ "cornflowerblue", 0x6495ed },
{ "cornsilk", 0xFFF8DC },
{ "cornsilk1", 0xFFF8DC },
{ "cornsilk2", 0xEEE8CD },
{ "cornsilk3", 0xCDC8B1 },
{ "cornsilk4", 0x8B8878 },
{ "crimson", 0xDC143C },
{ "cyan", 0x00FFFF },
{ "cyan1", 0x00FFFF },
{ "cyan2", 0x00EEEE },
{ "cyan3", 0x00CDCD },
{ "cyan4", 0x008B8B },
{ "darkblue", 0x00008b },
{ "darkcyan", 0x008b8b },
{ "darkgoldenrod", 0xb8860b },
{ "darkgoldenrod1", 0xffb90f },
{ "darkgoldenrod2", 0xeead0e },
{ "darkgoldenrod3", 0xcd950c },
{ "darkgoldenrod4", 0x8b6508 },
{ "darkgray", 0xa9a9a9 },
{ "darkgreen", 0x006400 },
{ "darkgrey", 0xa9a9a9 },
{ "darkkhaki", 0xbdb76b },
{ "darkmagenta", 0x8b008b },
{ "darkolivegreen", 0x556b2f },
{ "darkolivegreen1", 0xcaff70 },
{ "darkolivegreen2", 0xbcee68 },
{ "darkolivegreen3", 0xa2cd5a },
{ "darkolivegreen4", 0x6e8b3d },
{ "darkorange", 0xff8c00 },
{ "darkorange1", 0xff7f00 },
{ "darkorange2", 0xee7600 },
{ "darkorange3", 0xcd6600 },
{ "darkorange4", 0x8b4500 },
{ "darkorchid", 0x9932cc },
{ "darkorchid1", 0xbf3eff },
{ "darkorchid2", 0xb23aee },
{ "darkorchid3", 0x9a32cd },
{ "darkorchid4", 0x68228b },
{ "darkred", 0x8b0000 },
{ "darksalmon", 0xe9967a },
{ "darkseagreen", 0x8fbc8f },
{ "darkseagreen1", 0xc1ffc1 },
{ "darkseagreen2", 0xb4eeb4 },
{ "darkseagreen3", 0x9bcd9b },
{ "darkseagreen4", 0x698b69 },
{ "darkslateblue", 0x483d8b },
{ "darkslategray", 0x2f4f4f },
{ "darkslategray1", 0x97ffff },
{ "darkslategray2", 0x8deeee },
{ "darkslategray3", 0x79cdcd },
{ "darkslategray4", 0x528b8b },
{ "darkslategrey", 0x2f4f4f },
{ "darkturquoise", 0x00ced1 },
{ "darkviolet", 0x9400D3 },
{ "darkviolet", 0x9400d3 },
{ "deeppink", 0xff1493 },
{ "deeppink1", 0xff1493 },
{ "deeppink2", 0xee1289 },
{ "deeppink3", 0xcd1076 },
{ "deeppink4", 0x8b0a50 },
{ "deepskyblue", 0x00bfff },
{ "deepskyblue1", 0x00bfff },
{ "deepskyblue2", 0x00b2ee },
{ "deepskyblue3", 0x009acd },
{ "deepskyblue4", 0x00688b },
{ "dimgray", 0x696969 },
{ "dimgrey", 0x696969 },
{ "dodgerblue", 0x1e90ff },
{ "dodgerblue1", 0x1e90ff },
{ "dodgerblue2", 0x1c86ee },
{ "dodgerblue3", 0x1874cd },
{ "dodgerblue4", 0x104e8b },
{ "firebrick", 0xB22222 },
{ "firebrick1", 0xFF3030 },
{ "firebrick2", 0xEE2C2C },
{ "firebrick3", 0xCD2626 },
{ "firebrick4", 0x8B1A1A },
{ "floralwhite", 0xfffaf0 },
{ "forestgreen", 0x228b22 },
{ "fractal", 0x808080 },
{ "fuchsia", 0xFF00FF },
{ "gainsboro", 0xDCDCDC },
{ "ghostwhite", 0xf8f8ff },
{ "gold", 0xFFD700 },
{ "gold1", 0xFFD700 },
{ "gold2", 0xEEC900 },
{ "gold3", 0xCDAD00 },
{ "gold4", 0x8B7500 },
{ "goldenrod", 0xDAA520 },
{ "goldenrod1", 0xFFC125 },
{ "goldenrod2", 0xEEB422 },
{ "goldenrod3", 0xCD9B1D },
{ "goldenrod4", 0x8B6914 },
{ "gray", 0x7E7E7E },
{ "gray", 0xBEBEBE },
{ "gray0", 0x000000 },
{ "gray1", 0x030303 },
{ "gray10", 0x1A1A1A },
{ "gray100", 0xFFFFFF },
{ "gray11", 0x1C1C1C },
{ "gray12", 0x1F1F1F },
{ "gray13", 0x212121 },
{ "gray14", 0x242424 },
{ "gray15", 0x262626 },
{ "gray16", 0x292929 },
{ "gray17", 0x2B2B2B },
{ "gray18", 0x2E2E2E },
{ "gray19", 0x303030 },
{ "gray2", 0x050505 },
{ "gray20", 0x333333 },
{ "gray21", 0x363636 },
{ "gray22", 0x383838 },
{ "gray23", 0x3B3B3B },
{ "gray24", 0x3D3D3D },
{ "gray25", 0x404040 },
{ "gray26", 0x424242 },
{ "gray27", 0x454545 },
{ "gray28", 0x474747 },
{ "gray29", 0x4A4A4A },
{ "gray3", 0x080808 },
{ "gray30", 0x4D4D4D },
{ "gray31", 0x4F4F4F },
{ "gray32", 0x525252 },
{ "gray33", 0x545454 },
{ "gray34", 0x575757 },
{ "gray35", 0x595959 },
{ "gray36", 0x5C5C5C },
{ "gray37", 0x5E5E5E },
{ "gray38", 0x616161 },
{ "gray39", 0x636363 },
{ "gray4", 0x0A0A0A },
{ "gray40", 0x666666 },
{ "gray41", 0x696969 },
{ "gray42", 0x6B6B6B },
{ "gray43", 0x6E6E6E },
{ "gray44", 0x707070 },
{ "gray45", 0x737373 },
{ "gray46", 0x757575 },
{ "gray47", 0x787878 },
{ "gray48", 0x7A7A7A },
{ "gray49", 0x7D7D7D },
{ "gray5", 0x0D0D0D },
{ "gray50", 0x7F7F7F },
{ "gray51", 0x828282 },
{ "gray52", 0x858585 },
{ "gray53", 0x878787 },
{ "gray54", 0x8A8A8A },
{ "gray55", 0x8C8C8C },
{ "gray56", 0x8F8F8F },
{ "gray57", 0x919191 },
{ "gray58", 0x949494 },
{ "gray59", 0x969696 },
{ "gray6", 0x0F0F0F },
{ "gray60", 0x999999 },
{ "gray61", 0x9C9C9C },
{ "gray62", 0x9E9E9E },
{ "gray63", 0xA1A1A1 },
{ "gray64", 0xA3A3A3 },
{ "gray65", 0xA6A6A6 },
{ "gray66", 0xA8A8A8 },
{ "gray67", 0xABABAB },
{ "gray68", 0xADADAD },
{ "gray69", 0xB0B0B0 },
{ "gray7", 0x121212 },
{ "gray70", 0xB3B3B3 },
{ "gray71", 0xB5B5B5 },
{ "gray72", 0xB8B8B8 },
{ "gray73", 0xBABABA },
{ "gray74", 0xBDBDBD },
{ "gray75", 0xBFBFBF },
{ "gray76", 0xC2C2C2 },
{ "gray77", 0xC4C4C4 },
{ "gray78", 0xC7C7C7 },
{ "gray79", 0xC9C9C9 },
{ "gray8", 0x141414 },
{ "gray80", 0xCCCCCC },
{ "gray81", 0xCFCFCF },
{ "gray82", 0xD1D1D1 },
{ "gray83", 0xD4D4D4 },
{ "gray84", 0xD6D6D6 },
{ "gray85", 0xD9D9D9 },
{ "gray86", 0xDBDBDB },
{ "gray87", 0xDEDEDE },
{ "gray88", 0xE0E0E0 },
{ "gray89", 0xE3E3E3 },
{ "gray9", 0x171717 },
{ "gray90", 0xE5E5E5 },
{ "gray91", 0xE8E8E8 },
{ "gray92", 0xEBEBEB },
{ "gray93", 0xEDEDED },
{ "gray94", 0xF0F0F0 },
{ "gray95", 0xF2F2F2 },
{ "gray96", 0xF5F5F5 },
{ "gray97", 0xF7F7F7 },
{ "gray98", 0xFAFAFA },
{ "gray99", 0xFCFCFC },
{ "green", 0x008000 },
{ "green", 0x00FF00 },
{ "green1", 0x00FF00 },
{ "green2", 0x00EE00 },
{ "green3", 0x00CD00 },
{ "green4", 0x008B00 },
{ "greenyellow", 0xadff2f },
{ "grey", 0xBEBEBE },
{ "grey0", 0x000000 },
{ "grey1", 0x030303 },
{ "grey10", 0x1A1A1A },
{ "grey100", 0xFFFFFF },
{ "grey11", 0x1C1C1C },
{ "grey12", 0x1F1F1F },
{ "grey13", 0x212121 },
{ "grey14", 0x242424 },
{ "grey15", 0x262626 },
{ "grey16", 0x292929 },
{ "grey17", 0x2B2B2B },
{ "grey18", 0x2E2E2E },
{ "grey19", 0x303030 },
{ "grey2", 0x050505 },
{ "grey20", 0x333333 },
{ "grey21", 0x363636 },
{ "grey22", 0x383838 },
{ "grey23", 0x3B3B3B },
{ "grey24", 0x3D3D3D },
{ "grey25", 0x404040 },
{ "grey26", 0x424242 },
{ "grey27", 0x454545 },
{ "grey28", 0x474747 },
{ "grey29", 0x4A4A4A },
{ "grey3", 0x080808 },
{ "grey30", 0x4D4D4D },
{ "grey31", 0x4F4F4F },
{ "grey32", 0x525252 },
{ "grey33", 0x545454 },
{ "grey34", 0x575757 },
{ "grey35", 0x595959 },
{ "grey36", 0x5C5C5C },
{ "grey37", 0x5E5E5E },
{ "grey38", 0x616161 },
{ "grey39", 0x636363 },
{ "grey4", 0x0A0A0A },
{ "grey40", 0x666666 },
{ "grey41", 0x696969 },
{ "grey42", 0x6B6B6B },
{ "grey43", 0x6E6E6E },
{ "grey44", 0x707070 },
{ "grey45", 0x737373 },
{ "grey46", 0x757575 },
{ "grey47", 0x787878 },
{ "grey48", 0x7A7A7A },
{ "grey49", 0x7D7D7D },
{ "grey5", 0x0D0D0D },
{ "grey50", 0x7F7F7F },
{ "grey51", 0x828282 },
{ "grey52", 0x858585 },
{ "grey53", 0x878787 },
{ "grey54", 0x8A8A8A },
{ "grey55", 0x8C8C8C },
{ "grey56", 0x8F8F8F },
{ "grey57", 0x919191 },
{ "grey58", 0x949494 },
{ "grey59", 0x969696 },
{ "grey6", 0x0F0F0F },
{ "grey60", 0x999999 },
{ "grey61", 0x9C9C9C },
{ "grey62", 0x9E9E9E },
{ "grey63", 0xA1A1A1 },
{ "grey64", 0xA3A3A3 },
{ "grey65", 0xA6A6A6 },
{ "grey66", 0xA8A8A8 },
{ "grey67", 0xABABAB },
{ "grey68", 0xADADAD },
{ "grey69", 0xB0B0B0 },
{ "grey7", 0x121212 },
{ "grey70", 0xB3B3B3 },
{ "grey71", 0xB5B5B5 },
{ "grey72", 0xB8B8B8 },
{ "grey73", 0xBABABA },
{ "grey74", 0xBDBDBD },
{ "grey75", 0xBFBFBF },
{ "grey76", 0xC2C2C2 },
{ "grey77", 0xC4C4C4 },
{ "grey78", 0xC7C7C7 },
{ "grey79", 0xC9C9C9 },
{ "grey8", 0x141414 },
{ "grey80", 0xCCCCCC },
{ "grey81", 0xCFCFCF },
{ "grey82", 0xD1D1D1 },
{ "grey83", 0xD4D4D4 },
{ "grey84", 0xD6D6D6 },
{ "grey85", 0xD9D9D9 },
{ "grey86", 0xDBDBDB },
{ "grey87", 0xDEDEDE },
{ "grey88", 0xE0E0E0 },
{ "grey89", 0xE3E3E3 },
{ "grey9", 0x171717 },
{ "grey90", 0xE5E5E5 },
{ "grey91", 0xE8E8E8 },
{ "grey92", 0xEBEBEB },
{ "grey93", 0xEDEDED },
{ "grey94", 0xF0F0F0 },
{ "grey95", 0xF2F2F2 },
{ "grey96", 0xF5F5F5 },
{ "grey97", 0xF7F7F7 },
{ "grey98", 0xFAFAFA },
{ "grey99", 0xFCFCFC },
{ "honeydew", 0xF0FFF0 },
{ "honeydew1", 0xF0FFF0 },
{ "honeydew2", 0xE0EEE0 },
{ "honeydew3", 0xC1CDC1 },
{ "honeydew4", 0x838B83 },
{ "hotpink", 0xff69b4 },
{ "hotpink1", 0xff6eb4 },
{ "hotpink2", 0xee6aa7 },
{ "hotpink3", 0xcd6090 },
{ "hotpink4", 0x8b3a62 },
{ "indianred", 0xcd5c5c },
{ "indianred1", 0xff6a6a },
{ "indianred2", 0xee6363 },
{ "indianred3", 0xcd5555 },
{ "indianred4", 0x8b3a3a },
{ "indigo", 0x4B0082 },
{ "ivory", 0xFFFFF0 },
{ "ivory1", 0xFFFFF0 },
{ "ivory2", 0xEEEEE0 },
{ "ivory3", 0xCDCDC1 },
{ "ivory4", 0x8B8B83 },
{ "khaki", 0xF0E68C },
{ "khaki1", 0xFFF68F },
{ "khaki2", 0xEEE685 },
{ "khaki3", 0xCDC673 },
{ "khaki4", 0x8B864E },
{ "lavender", 0xE6E6FA },
{ "lavenderblush", 0xfff0f5 },
{ "lavenderblush1", 0xfff0f5 },
{ "lavenderblush2", 0xeee0e5 },
{ "lavenderblush3", 0xcdc1c5 },
{ "lavenderblush4", 0x8b8386 },
{ "lawngreen", 0x7cfc00 },
{ "lemonchiffon", 0xfffacd },
{ "lemonchiffon1", 0xfffacd },
{ "lemonchiffon2", 0xeee9bf },
{ "lemonchiffon3", 0xcdc9a5 },
{ "lemonchiffon4", 0x8b8970 },
{ "lightblue", 0xadd8e6 },
{ "lightblue1", 0xbfefff },
{ "lightblue2", 0xb2dfee },
{ "lightblue3", 0x9ac0cd },
{ "lightblue4", 0x68838b },
{ "lightcoral", 0xf08080 },
{ "lightcyan", 0xe0ffff },
{ "lightcyan1", 0xe0ffff },
{ "lightcyan2", 0xd1eeee },
{ "lightcyan3", 0xb4cdcd },
{ "lightcyan4", 0x7a8b8b },
{ "lightgoldenrod", 0xeedd82 },
{ "lightgoldenrod1", 0xffec8b },
{ "lightgoldenrod2", 0xeedc82 },
{ "lightgoldenrod3", 0xcdbe70 },
{ "lightgoldenrod4", 0x8b814c },
{ "lightgoldenrodyellow", 0xfafad2 },
{ "lightgray", 0xd3d3d3 },
{ "lightgreen", 0x90ee90 },
{ "lightgrey", 0xd3d3d3 },
{ "lightpink", 0xffb6c1 },
{ "lightpink1", 0xffaeb9 },
{ "lightpink2", 0xeea2ad },
{ "lightpink3", 0xcd8c95 },
{ "lightpink4", 0x8b5f65 },
{ "lightsalmon", 0xffa07a },
{ "lightsalmon1", 0xffa07a },
{ "lightsalmon2", 0xee9572 },
{ "lightsalmon3", 0xcd8162 },
{ "lightsalmon4", 0x8b5742 },
{ "lightseagreen", 0x20b2aa },
{ "lightskyblue", 0x87cefa },
{ "lightskyblue1", 0xb0e2ff },
{ "lightskyblue2", 0xa4d3ee },
{ "lightskyblue3", 0x8db6cd },
{ "lightskyblue4", 0x607b8b },
{ "lightslateblue", 0x8470ff },
{ "lightslategray", 0x778899 },
{ "lightslategrey", 0x778899 },
{ "lightsteelblue", 0xb0c4de },
{ "lightsteelblue1", 0xcae1ff },
{ "lightsteelblue2", 0xbcd2ee },
{ "lightsteelblue3", 0xa2b5cd },
{ "lightsteelblue4", 0x6e7b8b },
{ "lightyellow", 0xffffe0 },
{ "lightyellow1", 0xffffe0 },
{ "lightyellow2", 0xeeeed1 },
{ "lightyellow3", 0xcdcdb4 },
{ "lightyellow4", 0x8b8b7a },
{ "lime", 0x00FF00 },
{ "limegreen", 0x32cd32 },
{ "linen", 0xFAF0E6 },
{ "magenta", 0xFF00FF },
{ "magenta1", 0xFF00FF },
{ "magenta2", 0xEE00EE },
{ "magenta3", 0xCD00CD },
{ "magenta4", 0x8B008B },
{ "maroon", 0x800000 },
{ "maroon", 0xB03060 },
{ "maroon1", 0xFF34B3 },
{ "maroon2", 0xEE30A7 },
{ "maroon3", 0xCD2990 },
{ "maroon4", 0x8B1C62 },
{ "mediumaquamarine", 0x66cdaa },
{ "mediumblue", 0x0000cd },
{ "mediumforestgreen", 0x32814b },
{ "mediumgoldenrod", 0xd1c166 },
{ "mediumorchid", 0xba55d3 },
{ "mediumorchid1", 0xe066ff },
{ "mediumorchid2", 0xd15fee },
{ "mediumorchid3", 0xb452cd },
{ "mediumorchid4", 0x7a378b },
{ "mediumpurple", 0x9370db },
{ "mediumpurple1", 0xab82ff },
{ "mediumpurple2", 0x9f79ee },
{ "mediumpurple3", 0x8968cd },
{ "mediumpurple4", 0x5d478b },
{ "mediumseagreen", 0x3cb371 },
{ "mediumslateblue", 0x7b68ee },
{ "mediumspringgreen", 0x00fa9a },
{ "mediumturquoise", 0x48d1cc },
{ "mediumvioletred", 0xc71585 },
{ "midnightblue", 0x191970 },
{ "mintcream", 0xf5fffa },
{ "mistyrose", 0xffe4e1 },
{ "mistyrose1", 0xffe4e1 },
{ "mistyrose2", 0xeed5d2 },
{ "mistyrose3", 0xcdb7b5 },
{ "mistyrose4", 0x8b7d7b },
{ "moccasin", 0xFFE4B5 },
{ "navajowhite", 0xffdead },
{ "navajowhite1", 0xffdead },
{ "navajowhite2", 0xeecfa1 },
{ "navajowhite3", 0xcdb38b },
{ "navajowhite4", 0x8b795e },
{ "navy", 0x000080 },
{ "navyblue", 0x000080 },
{ "none", 0x0000FF },
{ "oldlace", 0xfdf5e6 },
{ "olive", 0x808000 },
{ "olivedrab", 0x6b8e23 },
{ "olivedrab1", 0xc0ff3e },
{ "olivedrab2", 0xb3ee3a },
{ "olivedrab3", 0x9acd32 },
{ "olivedrab4", 0x698b22 },
{ "opaque", 0x000000 },
{ "orange", 0xFFA500 },
{ "orange1", 0xFFA500 },
{ "orange2", 0xEE9A00 },
{ "orange3", 0xCD8500 },
{ "orange4", 0x8B5A00 },
{ "orangered", 0xff4500 },
{ "orangered1", 0xff4500 },
{ "orangered2", 0xee4000 },
{ "orangered3", 0xcd3700 },
{ "orangered4", 0x8b2500 },
{ "orchid", 0xDA70D6 },
{ "orchid1", 0xFF83FA },
{ "orchid2", 0xEE7AE9 },
{ "orchid3", 0xCD69C9 },
{ "orchid4", 0x8B4789 },
{ "palegoldenrod", 0xeee8aa },
{ "palegreen", 0x98fb98 },
{ "palegreen1", 0x9aff9a },
{ "palegreen2", 0x90ee90 },
{ "palegreen3", 0x7ccd7c },
{ "palegreen4", 0x548b54 },
{ "paleturquoise", 0xafeeee },
{ "paleturquoise1", 0xbbffff },
{ "paleturquoise2", 0xaeeeee },
{ "paleturquoise3", 0x96cdcd },
{ "paleturquoise4", 0x668b8b },
{ "palevioletred", 0xdb7093 },
{ "palevioletred1", 0xff82ab },
{ "palevioletred2", 0xee799f },
{ "palevioletred3", 0xcd6889 },
{ "palevioletred4", 0x8b475d },
{ "papayawhip", 0xffefd5 },
{ "peachpuff", 0xffdab9 },
{ "peachpuff1", 0xffdab9 },
{ "peachpuff2", 0xeecbad },
{ "peachpuff3", 0xcdaf95 },
{ "peachpuff4", 0x8b7765 },
{ "peru", 0xCD853F },
{ "pink", 0xFFC0CB },
{ "pink1", 0xFFB5C5 },
{ "pink2", 0xEEA9B8 },
{ "pink3", 0xCD919E },
{ "pink4", 0x8B636C },
{ "plum", 0xDDA0DD },
{ "plum1", 0xFFBBFF },
{ "plum2", 0xEEAEEE },
{ "plum3", 0xCD96CD },
{ "plum4", 0x8B668B },
{ "powderblue", 0xb0e0e6 },
{ "purple", 0x800080 },
{ "purple", 0xA020F0 },
{ "purple1", 0x9B30FF },
{ "purple2", 0x912CEE },
{ "purple3", 0x7D26CD },
{ "purple4", 0x551A8B },
{ "red", 0xFF0000 },
{ "red1", 0xFF0000 },
{ "red2", 0xEE0000 },
{ "red3", 0xCD0000 },
{ "red4", 0x8B0000 },
{ "rosybrown", 0xbc8f8f },
{ "rosybrown1", 0xffc1c1 },
{ "rosybrown2", 0xeeb4b4 },
{ "rosybrown3", 0xcd9b9b },
{ "rosybrown4", 0x8b6969 },
{ "royalblue", 0x4169e1 },
{ "royalblue1", 0x4876ff },
{ "royalblue2", 0x436eee },
{ "royalblue3", 0x3a5fcd },
{ "royalblue4", 0x27408b },
{ "saddlebrown", 0x8b4513 },
{ "salmon", 0xFA8072 },
{ "salmon1", 0xFF8C69 },
{ "salmon2", 0xEE8262 },
{ "salmon3", 0xCD7054 },
{ "salmon4", 0x8B4C39 },
{ "sandybrown", 0xf4a460 },
{ "seagreen", 0x2e8b57 },
{ "seagreen1", 0x54ff9f },
{ "seagreen2", 0x4eee94 },
{ "seagreen3", 0x43cd80 },
{ "seagreen4", 0x2e8b57 },
{ "seashell", 0xFFF5EE },
{ "seashell1", 0xFFF5EE },
{ "seashell2", 0xEEE5DE },
{ "seashell3", 0xCDC5BF },
{ "seashell4", 0x8B8682 },
{ "sienna", 0xA0522D },
{ "sienna1", 0xFF8247 },
{ "sienna2", 0xEE7942 },
{ "sienna3", 0xCD6839 },
{ "sienna4", 0x8B4726 },
{ "silver", 0xC0C0C0 },
{ "skyblue", 0x87ceeb },
{ "skyblue1", 0x87ceff },
{ "skyblue2", 0x7ec0ee },
{ "skyblue3", 0x6ca6cd },
{ "skyblue4", 0x4a708b },
{ "slateblue", 0x6a5acd },
{ "slateblue1", 0x836fff },
{ "slateblue2", 0x7a67ee },
{ "slateblue3", 0x6959cd },
{ "slateblue4", 0x473c8b },
{ "slategray", 0x708090 },
{ "slategray1", 0xc6e2ff },
{ "slategray2", 0xb9d3ee },
{ "slategray3", 0x9fb6cd },
{ "slategray4", 0x6c7b8b },
{ "slategrey", 0x708090 },
{ "snow", 0xFFFAFA },
{ "snow1", 0xFFFAFA },
{ "snow2", 0xEEE9E9 },
{ "snow3", 0xCDC9C9 },
{ "snow4", 0x8B8989 },
{ "springgreen", 0x00ff7f },
{ "springgreen1", 0x00ff7f },
{ "springgreen2", 0x00ee76 },
{ "springgreen3", 0x00cd66 },
{ "springgreen4", 0x008b45 },
{ "steelblue", 0x4682b4 },
{ "steelblue1", 0x63b8ff },
{ "steelblue2", 0x5cacee },
{ "steelblue3", 0x4f94cd },
{ "steelblue4", 0x36648b },
{ "tan", 0xD2B48C },
{ "tan1", 0xFFA54F },
{ "tan2", 0xEE9A49 },
{ "tan3", 0xCD853F },
{ "tan4", 0x8B5A2B },
{ "teal", 0x008080 },
{ "thistle", 0xD8BFD8 },
{ "thistle1", 0xFFE1FF },
{ "thistle2", 0xEED2EE },
{ "thistle3", 0xCDB5CD },
{ "thistle4", 0x8B7B8B },
{ "tomato", 0xFF6347 },
{ "tomato1", 0xFF6347 },
{ "tomato2", 0xEE5C42 },
{ "tomato3", 0xCD4F39 },
{ "tomato4", 0x8B3626 },
{ "transparent", 0x0000FF },
{ "turquoise", 0x40E0D0 },
{ "turquoise1", 0x00F5FF },
{ "turquoise2", 0x00E5EE },
{ "turquoise3", 0x00C5CD },
{ "turquoise4", 0x00868B },
{ "violet", 0xEE82EE },
{ "violetred", 0xd02090 },
{ "violetred1", 0xff3e96 },
{ "violetred2", 0xee3a8c },
{ "violetred3", 0xcd3278 },
{ "violetred4", 0x8b2252 },
{ "wheat", 0xF5DEB3 },
{ "wheat1", 0xFFE7BA },
{ "wheat2", 0xEED8AE },
{ "wheat3", 0xCDBA96 },
{ "wheat4", 0x8B7E66 },
{ "white", 0xFFFFFF },
{ "whitesmoke", 0xf5f5f5 },
{ "yellow", 0xFFFF00 },
{ "yellow1", 0xFFFF00 },
{ "yellow2", 0xEEEE00 },
{ "yellow3", 0xCDCD00 },
{ "yellow4", 0x8B8B00 },
{ "yellowgreen", 0x9acd32 },
Nov 22, 2012
Nov 22, 2012
875
#endif /* EXTENDED_XPM_COLORS */
May 22, 2013
May 22, 2013
876
877
{"none", 0xFFFFFF}
};
Dec 6, 2000
Dec 6, 2000
878
Apr 18, 2014
Apr 18, 2014
879
if (spec[0] == '#') {
May 22, 2013
May 22, 2013
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
char buf[7];
switch(speclen) {
case 4:
buf[0] = buf[1] = spec[1];
buf[2] = buf[3] = spec[2];
buf[4] = buf[5] = spec[3];
break;
case 7:
SDL_memcpy(buf, spec + 1, 6);
break;
case 13:
buf[0] = spec[1];
buf[1] = spec[2];
buf[2] = spec[5];
buf[3] = spec[6];
buf[4] = spec[9];
buf[5] = spec[10];
break;
}
buf[6] = '\0';
Dec 13, 2017
Dec 13, 2017
900
*rgb = (Uint32)SDL_strtol(buf, NULL, 16);
May 22, 2013
May 22, 2013
901
902
903
return 1;
} else {
int i;
Jun 16, 2014
Jun 16, 2014
904
for (i = 0; i < SDL_arraysize(known); i++) {
Apr 18, 2014
Apr 18, 2014
905
if (SDL_strncasecmp(known[i].name, spec, speclen) == 0) {
May 22, 2013
May 22, 2013
906
907
908
*rgb = known[i].rgb;
return 1;
}
Jun 16, 2014
Jun 16, 2014
909
}
May 22, 2013
May 22, 2013
910
911
return 0;
}
Nov 29, 2000
Nov 29, 2000
912
913
}
Apr 28, 2001
Apr 28, 2001
914
915
916
#ifndef MAX
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#endif
Dec 6, 2000
Dec 6, 2000
917
Apr 28, 2001
Apr 28, 2001
918
919
920
921
922
923
924
925
926
static char *linebuf;
static int buflen;
static char *error;
/*
* Read next line from the source.
* If len > 0, it's assumed to be at least len chars (for efficiency).
* Return NULL and set error upon EOF or parse error.
*/
Apr 28, 2001
Apr 28, 2001
927
static char *get_next_line(char ***lines, SDL_RWops *src, int len)
Dec 6, 2000
Dec 6, 2000
928
{
May 22, 2013
May 22, 2013
929
char *linebufnew;
Jan 2, 2012
Jan 2, 2012
930
Apr 18, 2014
Apr 18, 2014
931
if (lines) {
May 22, 2013
May 22, 2013
932
933
934
935
936
return *(*lines)++;
} else {
char c;
int n;
do {
Sep 11, 2019
Sep 11, 2019
937
if (!SDL_RWread(src, &c, 1, 1)) {
May 22, 2013
May 22, 2013
938
939
940
error = "Premature end of data";
return NULL;
}
Apr 18, 2014
Apr 18, 2014
941
942
} while (c != '"');
if (len) {
May 22, 2013
May 22, 2013
943
len += 4; /* "\",\n\0" */
Apr 18, 2014
Apr 18, 2014
944
if (len > buflen){
May 22, 2013
May 22, 2013
945
946
buflen = len;
linebufnew = (char *)SDL_realloc(linebuf, buflen);
Apr 18, 2014
Apr 18, 2014
947
if (!linebufnew) {
May 22, 2013
May 22, 2013
948
949
950
951
952
953
SDL_free(linebuf);
error = "Out of memory";
return NULL;
}
linebuf = linebufnew;
}
Sep 11, 2019
Sep 11, 2019
954
if (!SDL_RWread(src, linebuf, len - 1, 1)) {
May 22, 2013
May 22, 2013
955
956
957
958
959
960
961
error = "Premature end of data";
return NULL;
}
n = len - 2;
} else {
n = 0;
do {
Apr 18, 2014
Apr 18, 2014
962
963
if (n >= buflen - 1) {
if (buflen == 0)
May 22, 2013
May 22, 2013
964
965
966
buflen = 16;
buflen *= 2;
linebufnew = (char *)SDL_realloc(linebuf, buflen);
Apr 18, 2014
Apr 18, 2014
967
if (!linebufnew) {
May 22, 2013
May 22, 2013
968
969
970
971
972
973
SDL_free(linebuf);
error = "Out of memory";
return NULL;
}
linebuf = linebufnew;
}
Sep 11, 2019
Sep 11, 2019
974
if (!SDL_RWread(src, linebuf + n, 1, 1)) {
May 22, 2013
May 22, 2013
975
976
977
error = "Premature end of data";
return NULL;
}
Apr 18, 2014
Apr 18, 2014
978
} while (linebuf[n++] != '"');
May 22, 2013
May 22, 2013
979
980
981
982
983
n--;
}
linebuf[n] = '\0';
return linebuf;
}
Dec 6, 2000
Dec 6, 2000
984
985
}
May 22, 2013
May 22, 2013
986
987
#define SKIPSPACE(p) \
do { \
Apr 18, 2014
Apr 18, 2014
988
while (SDL_isspace((unsigned char)*(p))) \
May 22, 2013
May 22, 2013
989
++(p); \
Apr 18, 2014
Apr 18, 2014
990
} while (0)
Dec 6, 2000
Dec 6, 2000
991
May 22, 2013
May 22, 2013
992
993
#define SKIPNONSPACE(p) \
do { \
Apr 18, 2014
Apr 18, 2014
994
while (!SDL_isspace((unsigned char)*(p)) && *p) \
May 22, 2013
May 22, 2013
995
++(p); \
Apr 18, 2014
Apr 18, 2014
996
} while (0)
Apr 28, 2001
Apr 28, 2001
997
998
999
/* read XPM from either array or RWops */
static SDL_Surface *load_xpm(char **xpm, SDL_RWops *src)
Nov 29, 2000
Nov 29, 2000
1000
{