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Location: cpp/openttd-patchpack/source/src/gfxinit.cpp
r7883:349f8eeb6fdf
10.5 KiB
text/x-c
(svn r11434) -Fix: fixed a string in finnish (suggested by ln-)
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/** @file gfxinit.cpp */
#include "stdafx.h"
#include "openttd.h"
#include "debug.h"
#include "functions.h"
#include "gfx.h"
#include "gfxinit.h"
#include "spritecache.h"
#include "table/sprites.h"
#include "fileio.h"
#include "fios.h"
#include "string.h"
#include "newgrf.h"
#include "md5.h"
#include "variables.h"
#include "fontcache.h"
#include <string.h>
struct MD5File {
const char * filename; ///< filename
md5_byte_t hash[16]; ///< md5 sum of the file
};
struct FileList {
MD5File basic[2]; ///< GRF files that always have to be loaded
MD5File landscape[3]; ///< Landscape specific grf files
MD5File sound; ///< Sound samples
MD5File chars; ///< GRF File with character replacements
MD5File openttd; ///< GRF File with OTTD specific graphics
};
#include "table/files.h"
#include "table/landscape_sprite.h"
static const SpriteID * const _landscape_spriteindexes[] = {
_landscape_spriteindexes_1,
_landscape_spriteindexes_2,
_landscape_spriteindexes_3,
};
static uint LoadGrfFile(const char *filename, uint load_index, int file_index)
{
uint load_index_org = load_index;
uint sprite_id = 0;
FioOpenFile(file_index, filename);
DEBUG(sprite, 2, "Reading grf-file '%s'", filename);
while (LoadNextSprite(load_index, file_index, sprite_id)) {
load_index++;
sprite_id++;
if (load_index >= MAX_SPRITES) {
error("Too many sprites. Recompile with higher MAX_SPRITES value or remove some custom GRF files.");
}
}
DEBUG(sprite, 2, "Currently %i sprites are loaded", load_index);
return load_index - load_index_org;
}
void LoadSpritesIndexed(int file_index, uint *sprite_id, const SpriteID *index_tbl)
{
uint start;
while ((start = *index_tbl++) != END) {
uint end = *index_tbl++;
if (start == SKIP) { // skip sprites (amount in second var)
SkipSprites(end);
(*sprite_id) += end;
} else { // load sprites and use indexes from start to end
do {
#ifdef NDEBUG
LoadNextSprite(start, file_index, *sprite_id);
#else
bool b = LoadNextSprite(start, file_index, *sprite_id);
assert(b);
#endif
(*sprite_id)++;
} while (++start <= end);
}
}
}
static void LoadGrfIndexed(const char* filename, const SpriteID* index_tbl, int file_index)
{
uint sprite_id = 0;
FioOpenFile(file_index, filename);
DEBUG(sprite, 2, "Reading indexed grf-file '%s'", filename);
LoadSpritesIndexed(file_index, &sprite_id, index_tbl);
}
/**
* Calculate and check the MD5 hash of the supplied filename.
* @param file filename and expected MD5 hash for the given filename.
* @return true if the checksum is correct.
*/
static bool FileMD5(const MD5File file)
{
size_t size;
FILE *f = FioFOpenFile(file.filename, "rb", DATA_DIR, &size);
if (f != NULL) {
md5_state_t filemd5state;
md5_byte_t buffer[1024];
md5_byte_t digest[16];
size_t len;
md5_init(&filemd5state);
while ((len = fread(buffer, 1, (size > sizeof(buffer)) ? sizeof(buffer) : size, f)) != 0 && size != 0) {
size -= len;
md5_append(&filemd5state, buffer, len);
}
FioFCloseFile(f);
md5_finish(&filemd5state, digest);
return memcmp(file.hash, digest, sizeof(file.hash)) == 0;
} else { // file not found
return false;
}
}
/**
* Determine the palette that has to be used.
* - forced DOS palette via command line -> leave it that way
* - all Windows files present -> Windows palette
* - all DOS files present -> DOS palette
* - no Windows files present and any DOS file present -> DOS palette
* - otherwise -> Windows palette
*/
static void DeterminePalette()
{
if (_use_dos_palette) return;
/* Count of files from the different versions. */
uint dos = 0;
uint win = 0;
for (uint i = 0; i < lengthof(files_dos.basic); i++) if (FioCheckFileExists(files_dos.basic[i].filename)) dos++;
for (uint i = 0; i < lengthof(files_dos.landscape); i++) if (FioCheckFileExists(files_dos.landscape[i].filename)) dos++;
for (uint i = 0; i < lengthof(files_win.basic); i++) if (FioCheckFileExists(files_win.basic[i].filename)) win++;
for (uint i = 0; i < lengthof(files_win.landscape); i++) if (FioCheckFileExists(files_win.landscape[i].filename)) win++;
if (win == 5) {
_use_dos_palette = false;
} else if (dos == 5 || (win == 0 && dos > 0)) {
_use_dos_palette = true;
} else {
_use_dos_palette = false;
}
}
/**
* Checks whether the MD5 checksums of the files are correct.
*
* @note Also checks sample.cat and other required non-NewGRF GRFs for corruption.
*/
void CheckExternalFiles()
{
DeterminePalette();
static const size_t ERROR_MESSAGE_LENGTH = 128;
const FileList *files = _use_dos_palette ? &files_dos : &files_win;
char error_msg[ERROR_MESSAGE_LENGTH * (lengthof(files->basic) + lengthof(files->landscape) + 3)];
error_msg[0] = '\0';
char *add_pos = error_msg;
for (uint i = 0; i < lengthof(files->basic); i++) {
if (!FileMD5(files->basic[i])) {
add_pos += snprintf(add_pos, ERROR_MESSAGE_LENGTH, "Your '%s' file is corrupted or missing! You can find '%s' on your Transport Tycoon Deluxe CD-ROM.\n", files->basic[i].filename, files->basic[i].filename);
}
}
for (uint i = 0; i < lengthof(files->landscape); i++) {
if (!FileMD5(files->landscape[i])) {
add_pos += snprintf(add_pos, ERROR_MESSAGE_LENGTH, "Your '%s' file is corrupted or missing! You can find '%s' on your Transport Tycoon Deluxe CD-ROM.\n", files->landscape[i].filename, files->landscape[i].filename);
}
}
if (!FileMD5(files_win.sound) && !FileMD5(files_dos.sound)) {
add_pos += snprintf(add_pos, ERROR_MESSAGE_LENGTH, "Your 'sample.cat' file is corrupted or missing! You can find 'sample.cat' on your Transport Tycoon Deluxe CD-ROM.\n");
}
if (!FileMD5(files->chars)) {
add_pos += snprintf(add_pos, ERROR_MESSAGE_LENGTH, "Your '%s' file is corrupted or missing! The file was part of your installation.\n", files->chars.filename);
}
if (!FileMD5(files->openttd)) {
add_pos += snprintf(add_pos, ERROR_MESSAGE_LENGTH, "Your '%s' file is corrupted or missing! The file was part of your installation.\n", files->openttd.filename);
}
if (add_pos != error_msg) ShowInfoF(error_msg);
}
static const SpriteID trg1idx[] = {
0, 1, ///< Mouse cursor, ZZZ
/* Medium font */
2, 92, ///< ' ' till 'z'
SKIP, 36,
160, 160, ///< Move Ÿ to the correct position
98, 98, ///< Up arrow
131, 133,
SKIP, 1, ///< skip currency sign
135, 135,
SKIP, 1,
137, 137,
SKIP, 1,
139, 139,
140, 140, ///< @todo Down arrow
141, 141,
142, 142, ///< @todo Check mark
143, 143, ///< @todo Cross
144, 144,
145, 145, ///< @todo Right arrow
146, 149,
118, 122, ///< Transport markers
SKIP, 2,
157, 157,
114, 115, ///< Small up/down arrows
SKIP, 1,
161, 225,
/* Small font */
226, 316, ///< ' ' till 'z'
SKIP, 36,
384, 384, ///< Move Ÿ to the correct position
322, 322, ///< Up arrow
355, 357,
SKIP, 1, ///< skip currency sign
359, 359,
SKIP, 1,
361, 361,
SKIP, 1,
363, 363,
364, 364, ////< @todo Down arrow
365, 366,
SKIP, 1,
368, 368,
369, 369, ///< @todo Right arrow
370, 373,
SKIP, 7,
381, 381,
SKIP, 3,
385, 449,
/* Big font */
450, 540, ///< ' ' till 'z'
SKIP, 36,
608, 608, ///< Move Ÿ to the correct position
SKIP, 1,
579, 581,
SKIP, 1,
583, 583,
SKIP, 5,
589, 589,
SKIP, 15,
605, 605,
SKIP, 3,
609, 625,
SKIP, 1,
627, 632,
SKIP, 1,
634, 639,
SKIP, 1,
641, 657,
SKIP, 1,
659, 664,
SKIP, 2,
667, 671,
SKIP, 1,
673, 673,
/* Graphics */
674, 4792,
END
};
/** Replace some letter sprites with some other letters */
static const SpriteID _chars_grf_indexes[] = {
134, 134, ///< euro symbol medium size
582, 582, ///< euro symbol large size
358, 358, ///< euro symbol tiny
648, 648, ///< nordic char: æ
616, 616, ///< nordic char: Æ
666, 666, ///< nordic char: ø
634, 634, ///< nordic char: Ø
382, 383, ///< Œ œ tiny
158, 159, ///< Œ œ medium
606, 607, ///< Œ œ large
360, 360, ///< Š tiny
362, 362, ///< š tiny
136, 136, ///< Š medium
138, 138, ///< š medium
584, 584, ///< Š large
586, 586, ///< š large
626, 626, ///< Ð large
658, 658, ///< ð large
374, 374, ///< Ž tiny
378, 378, ///< ž tiny
150, 150, ///< Ž medium
154, 154, ///< ž medium
598, 598, ///< Ž large
602, 602, ///< ž large
640, 640, ///< Þ large
672, 672, ///< þ large
380, 380, ///< º tiny
156, 156, ///< º medium
604, 604, ///< º large
317, 320, ///< { | } ~ tiny
93, 96, ///< { | } ~ medium
541, 544, ///< { | } ~ large
585, 585, ///< § large
587, 587, ///< © large
592, 592, ///< ® large
594, 597, ///< ° ± ² ³ large
633, 633, ///< × large
665, 665, ///< ÷ large
377, 377, ///< · small
153, 153, ///< · medium
601, 601, ///< · large
END
};
static void LoadSpriteTables()
{
const FileList *files = _use_dos_palette ? &files_dos : &files_win;
uint i = FIRST_GRF_SLOT;
LoadGrfIndexed(files->basic[0].filename, trg1idx, i++);
DupSprite( 2, 130); // non-breaking space medium
DupSprite(226, 354); // non-breaking space tiny
DupSprite(450, 578); // non-breaking space large
/*
* The second basic file always starts at the given location and does
* contain a different amount of sprites depending on the "type"; DOS
* has a few sprites less. However, we do not care about those missing
* sprites as they are not shown anyway (logos in intro game).
*/
LoadGrfFile(files->basic[1].filename, 4793, i++);
/*
* Load additional sprites for climates other than temperate.
* This overwrites some of the temperate sprites, such as foundations
* and the ground sprites.
*/
if (_opt.landscape != LT_TEMPERATE) {
LoadGrfIndexed(
files->landscape[_opt.landscape - 1].filename,
_landscape_spriteindexes[_opt.landscape - 1],
i++
);
}
LoadGrfIndexed(files->chars.filename, _chars_grf_indexes, i++);
/* Initialize the unicode to sprite mapping table */
InitializeUnicodeGlyphMap();
/*
* Load the base NewGRF with OTTD required graphics as first NewGRF.
* However, we do not want it to show up in the list of used NewGRFs,
* so we have to manually add it, and then remove it later.
*/
GRFConfig *top = _grfconfig;
GRFConfig *master = CallocT<GRFConfig>(1);
master->filename = strdup(files->openttd.filename);
FillGRFDetails(master, false);
ClrBitT(master->flags, GCF_INIT_ONLY);
master->next = top;
_grfconfig = master;
LoadNewGRF(SPR_NEWGRFS_BASE, i);
/* Free and remove the top element. */
ClearGRFConfig(&master);
_grfconfig = top;
}
void GfxLoadSprites()
{
DEBUG(sprite, 2, "Loading sprite set %d", _opt.landscape);
GfxInitSpriteMem();
LoadSpriteTables();
GfxInitPalettes();
}
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