Archives/OpenTTD-patches
2
0
Fork 0
mirror of https://github.com/JGRennison/OpenTTD-patches.git synced 2024-11-04 06:00:15 +00:00
Code Issues Packages Projects Releases Wiki Activity

(svn r4352) - NewGRF Codechange: dynamically allocate the memory used to store custom station data. This saves us approximately 40KB per GRF file, if there are no stations defined.

Browse Source
This commit is contained in:
peter1138 2006-04-11 10:05:52 +00:00
parent 28dfdd7863
commit 432ef5cad9
2 changed files with 18 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
newgrf.c
View File

@ -762,10 +762,17 @@ static bool StationChangeInfo(uint stid, int numinfo, int prop, byte **bufp, int
int i;
int ret = 0;
/* This is one single huge TODO. It doesn't handle anything more than
* just waypoints for now. */
/* Allocate station specs if necessary */
if (_cur_grffile->num_stations < stid + numinfo) {
_cur_grffile->stations = realloc(_cur_grffile->stations, (stid + numinfo) * sizeof(*_cur_grffile->stations))
;
while (_cur_grffile->num_stations < stid + numinfo) {
memset(&_cur_grffile->stations[_cur_grffile->num_stations], 0, sizeof(*_cur_grffile->stations));
_cur_grffile->num_stations++;
}
}
//printf("sci %d %d [0x%02x]\n", stid, numinfo, prop);
switch (prop) {
case 0x08:
{ /* Class ID */
@ -2357,7 +2364,7 @@ static void ResetCustomStations(void)
CargoID c;
for (file = _first_grffile; file != NULL; file = file->next) {
for (i = 0; i < lengthof(file->stations); i++) {
for (i = 0; i < file->num_stations; i++) {
if (file->stations[i].grfid != file->grfid) continue;
// TODO: Release renderdata, platforms and layouts
@ -2368,6 +2375,11 @@ static void ResetCustomStations(void)
UnloadSpriteGroup(&file->stations[i].spritegroup[c]);
}
}
/* Free and reset the station data */
free(file->stations);
file->stations = NULL;
file->num_stations = 0;
}
}

3
newgrf.h
View File

@ -34,7 +34,8 @@ struct GRFFile {
int spritegroups_count;
SpriteGroup **spritegroups;
StationSpec stations[256];
uint num_stations;
StationSpec *stations;
uint32 param[0x80];
uint param_end; /// one more than the highest set parameter