--- a/Jamfile.next Wed Nov 17 18:38:07 2004 +0000
+++ b/Jamfile.next Wed Nov 17 18:49:55 2004 +0000
@@ -13,7 +13,7 @@
train_cmd.c train_gui.c tree_cmd.c ttd.c
tunnelbridge_cmd.c unmovable_cmd.c vehicle.c
viewport.c water_cmd.c widget.c window.c screenshot.c
- airport.c grfspecial.c terraform_gui.c sprite.c ;
+ airport.c newgrf.c terraform_gui.c sprite.c ;
LANGFILES = english.txt swedish.txt french.txt german.txt italian.txt slovak.txt hungarian.txt norwegian.txt danish.txt czech.txt galician.txt polish.txt romanian.txt;
--- a/Makefile Wed Nov 17 18:38:07 2004 +0000
+++ b/Makefile Wed Nov 17 18:49:55 2004 +0000
@@ -516,7 +516,7 @@
ai.c ai_build.c ai_new.c ai_pathfinder.c ai_shared.c aircraft_cmd.c \
aircraft_gui.c airport.c airport_gui.c aystar.c bridge_gui.c \
clear_cmd.c command.c console.c console_cmds.c disaster_cmd.c dock_gui.c dummy_land.c economy.c \
- engine.c engine_gui.c fileio.c gfx.c graph_gui.c grfspecial.c \
+ engine.c engine_gui.c fileio.c gfx.c graph_gui.c newgrf.c \
industry_cmd.c industry_gui.c intro_gui.c landscape.c main_gui.c \
minilzo.c misc.c misc_cmd.c misc_gui.c music_gui.c namegen.c network.c \
network_gui.c news_gui.c oldloader.c order_cmd.c order_gui.c \
--- a/grfspecial.c Wed Nov 17 18:38:07 2004 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,2150 +0,0 @@
-#include "stdafx.h"
-
-#include <stdarg.h>
-
-#include "ttd.h"
-#include "gfx.h"
-#include "fileio.h"
-#include "engine.h"
-#include "station.h"
-#include "sprite.h"
-
-/* TTDPatch extended GRF format codec
- * (c) Petr Baudis 2004 (GPL'd)
- * Changes by Florian octo Forster are (c) by the OpenTTD development team.
- *
- * Contains portions of documentation by TTDPatch team.
- * Thanks especially to Josef Drexler for the documentation as well as a lot
- * of help at #tycoon. Also thanks to Michael Blunck for is GRF files which
- * served as subject to the initial testing of this codec. */
-
-extern int _skip_sprites;
-extern int _replace_sprites_count[16];
-extern int _replace_sprites_offset[16];
-extern int _traininfo_vehicle_pitch;
-
-struct GRFFile {
- char *filename;
- uint32 grfid;
- uint16 flags;
- uint16 sprite_offset;
- struct GRFFile *next;
-
- /* A sprite group contains all sprites of a given vehicle (or multiple
- * vehicles) when carrying given cargo. It consists of several sprite
- * sets. Group ids are refered as "cargo id"s by TTDPatch
- * documentation, contributing to the global confusion.
- *
- * A sprite set contains all sprites of a given vehicle carrying given
- * cargo at a given *stage* - that is usually its load stage. Ie. you
- * can have a spriteset for an empty wagon, wagon full of coal,
- * half-filled wagon etc. Each spriteset contains eight sprites (one
- * per direction) or four sprites if the vehicle is symmetric. */
-
- int spriteset_start;
- int spriteset_numsets;
- int spriteset_numents;
- int spriteset_feature;
-
- int spritegroups_count;
- struct SpriteGroup *spritegroups;
-
- struct StationSpec stations[256];
-};
-
-static struct GRFFile *_cur_grffile, *_first_grffile;
-static int _cur_spriteid;
-static int _cur_stage;
-extern int _custom_sprites_base;
-
-static int32 _paramlist[0x7f];
-static int _param_max;
-
-/* 32 * 8 = 256 flags. Apparently TTDPatch uses this many.. */
-static uint32 _ttdpatch_flags[8];
-
-
-enum grfspec_feature {
- GSF_TRAIN,
- GSF_ROAD,
- GSF_SHIP,
- GSF_AIRCRAFT,
- GSF_STATION,
- GSF_BRIDGE,
- GSF_TOWNHOUSE,
-};
-
-
-typedef void (*SpecialSpriteHandler)(byte *buf, int len);
-
-static const int _vehcounts[4] = {
- /* GSF_TRAIN */ NUM_TRAIN_ENGINES,
- /* GSF_ROAD */ NUM_ROAD_ENGINES,
- /* GSF_SHIP */ NUM_SHIP_ENGINES,
- /* GSF_AIRCRAFT */ NUM_AIRCRAFT_ENGINES
-};
-
-static const int _vehshifts[4] = {
- /* GSF_TRAIN */ 0,
- /* GSF_ROAD */ ROAD_ENGINES_INDEX,
- /* GSF_SHIP */ SHIP_ENGINES_INDEX,
- /* GSF_AIRCRAFT */ AIRCRAFT_ENGINES_INDEX,
-};
-
-
-/* Debugging messages policy:
- *
- * These should be the severities used for direct DEBUG() calls
- * (there is room for exceptions, but you have to have a good cause):
- *
- * 0..2 - dedicated to grfmsg()
- * 3
- * 4
- * 5
- * 6 - action handler entry reporting - one per action
- * 7 - basic action progress reporting - in loops, only single one allowed
- * 8 - more detailed progress reporting - less important stuff, in deep loops etc
- * 9 - extremely detailed progress reporting - detailed reports inside of deep loops and so
- */
-
-
-enum grfmsg_severity {
- GMS_NOTICE,
- GMS_WARN,
- GMS_ERROR,
- GMS_FATAL,
-};
-
-static void CDECL grfmsg(enum grfmsg_severity severity, const char *str, ...)
-{
- static const char * const severitystr[4] = { "Notice", "Warning", "Error", "Fatal" };
- int export_severity = 0;
- char buf[1024];
- va_list va;
-
- va_start(va, str);
- vsprintf(buf, str, va);
- va_end(va);
-
- export_severity = 2 - (severity == GMS_FATAL ? 2 : severity);
- DEBUG(grf, export_severity) ("[%s][%s] %s", _cur_grffile->filename, severitystr[severity], buf);
-}
-
-
-#define check_length(real, wanted, where) \
-do { \
- if (real < wanted) { \
- grfmsg(GMS_ERROR, "%s: Invalid special sprite length %d (expected %d)!", where, real, wanted); \
- return; \
- } \
-} while (0)
-
-
-static byte INLINE grf_load_byte(byte **buf)
-{
- return *(*buf)++;
-}
-
-static uint16 grf_load_word(byte **buf)
-{
- uint16 val;
- byte *p = *buf;
- val = p[0];
- val |= p[1] << 8;
- *buf = p + 2;
- return val;
-}
-
-static uint16 grf_load_dword(byte **buf)
-{
- uint32 val;
- byte *p = *buf;
- val = p[0];
- val |= p[1] << 8;
- val |= p[2] << 16;
- val |= p[3] << 24;
- *buf = p + 4;
- return val;
-}
-
-
-static struct GRFFile *GetFileByGRFID(uint32 grfid)
-{
- struct GRFFile *file;
-
- file = _first_grffile;
- while ((file != NULL) && (file->grfid != grfid))
- file = file->next;
-
- return file;
-}
-
-static struct GRFFile *GetFileByFilename(const char *filename)
-{
- struct GRFFile *file;
-
- file = _first_grffile;
- while ((file != NULL) && strcmp(file->filename, filename))
- file = file->next;
-
- return file;
-}
-
-
-typedef bool (*VCI_Handler)(uint engine, int numinfo, int prop, byte **buf, int len);
-
-#define FOR_EACH_OBJECT for (i = 0; i < numinfo; i++)
-
-static void dewagonize(int condition, int engine)
-{
- EngineInfo *ei = &_engine_info[engine];
- RailVehicleInfo *rvi = &_rail_vehicle_info[engine];
-
- if (condition != 0) {
- ei->unk2 &= ~0x80;
- rvi->flags &= ~2;
- } else {
- ei->unk2 |= 0x80;
- rvi->flags |= 2;
- }
-}
-
-static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
-{
- EngineInfo *ei = &_engine_info[engine];
- RailVehicleInfo *rvi = &_rail_vehicle_info[engine];
- byte *buf = *bufp;
- int i;
- bool ret = false;
-
- switch (prop) {
- case 0x05: { /* Track type */
- FOR_EACH_OBJECT {
- uint8 tracktype = grf_load_byte(&buf);
-
- ei[i].railtype_climates &= 0xf;
- ei[i].railtype_climates |= tracktype << 4;
- }
- } break;
- case 0x08: { /* AI passenger service */
- /* TODO */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = true;
- } break;
- case 0x09: { /* Speed */
- FOR_EACH_OBJECT {
- uint16 speed = grf_load_word(&buf);
-
- rvi[i].max_speed = speed;
- dewagonize(speed, engine + i);
- }
- } break;
- case 0x0B: { /* Power */
- FOR_EACH_OBJECT {
- uint16 power = grf_load_word(&buf);
-
- rvi[i].power = power;
- dewagonize(power, engine + i);
- }
- } break;
- case 0x0D: { /* Running cost factor */
- FOR_EACH_OBJECT {
- uint8 runcostfact = grf_load_byte(&buf);
-
- rvi[i].running_cost_base = runcostfact;
- dewagonize(runcostfact, engine + i);
- }
- } break;
- case 0x0E: { /* Running cost base */
- FOR_EACH_OBJECT {
- uint32 base = grf_load_dword(&buf);
-
- switch (base) {
- case 0x4C30:
- rvi[i].engclass = 0;
- break;
- case 0x4C36:
- rvi[i].engclass = 1;
- break;
- case 0x4C3C:
- rvi[i].engclass = 2;
- break;
- }
- dewagonize(base, engine + i);
- }
- } break;
- case 0x12: { /* Sprite ID */
- FOR_EACH_OBJECT {
- uint8 spriteid = grf_load_byte(&buf);
-
- if (spriteid == 0xFD && rvi[i].image_index != 0xFD)
- _engine_original_sprites[engine + i] = rvi[i].image_index;
- rvi[i].image_index = spriteid;
- }
- } break;
- case 0x13: { /* Dual-headed */
- FOR_EACH_OBJECT {
- uint8 dual = grf_load_byte(&buf);
-
- if (dual != 0) {
- rvi[i].flags |= 1;
- } else {
- rvi[i].flags &= ~1;
- }
- }
- } break;
- case 0x14: { /* Cargo capacity */
- FOR_EACH_OBJECT {
- uint8 capacity = grf_load_byte(&buf);
-
- rvi[i].capacity = capacity;
- }
- } break;
- case 0x15: { /* Cargo type */
- FOR_EACH_OBJECT {
- uint8 ctype = grf_load_byte(&buf);
-
- rvi[i].cargo_type = ctype;
- }
- } break;
- case 0x16: { /* Weight */
- FOR_EACH_OBJECT {
- uint8 weight = grf_load_byte(&buf);
-
- rvi[i].weight = weight;
- }
- } break;
- case 0x17: { /* Cost factor */
- FOR_EACH_OBJECT {
- uint8 cfactor = grf_load_byte(&buf);
-
- rvi[i].base_cost = cfactor;
- }
- } break;
- case 0x18: { /* AI rank */
- /* TODO: _railveh_score should be merged to _rail_vehicle_info. */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = true;
- } break;
- case 0x19: { /* Engine traction type */
- /* TODO: What do the individual numbers mean?
- * XXX: And in what base are they, in fact? --pasky */
- FOR_EACH_OBJECT {
- uint8 traction = grf_load_byte(&buf);
- int engclass;
-
- if (traction <= 0x07)
- engclass = 0;
- else if (traction <= 0x27)
- engclass = 1;
- else if (traction <= 0x31)
- engclass = 2;
- else
- break;
-
- rvi[i].engclass = engclass;
- }
- } break;
- case 0x1D: { /* Refit cargo */
- FOR_EACH_OBJECT {
- uint32 refit_mask = grf_load_dword(&buf);
-
- _engine_refit_masks[engine + i] = refit_mask;
- }
- } break;
-
- /* TODO */
- /* Fall-through for unimplemented two bytes long properties. */
- case 0x1B: /* Powered wagons power bonus */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- /* Fall-through for unimplemented one byte long properties. */
- case 0x1A: /* Sort order */
- case 0x1C: /* Refit cost */
- case 0x1E: /* Callback */
- case 0x1F: /* Tractive effort */
- case 0x21: /* Shorter tenders */
- case 0x22: /* Visual */
- case 0x23: {/* Powered wagons weight bonus */
- /* TODO */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = true;
- } break;
- default:
- ret = true;
- }
- *bufp = buf;
- return ret;
-}
-
-static bool RoadVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
-{
- RoadVehicleInfo *rvi = &_road_vehicle_info[engine];
- byte *buf = *bufp;
- int i;
- bool ret = false;
-
- switch (prop) {
- case 0x08: { /* Speed */
- FOR_EACH_OBJECT {
- uint8 speed = grf_load_byte(&buf);
-
- rvi[i].max_speed = speed; // ?? units
- }
- } break;
- case 0x09: { /* Running cost factor */
- FOR_EACH_OBJECT {
- uint8 runcost = grf_load_byte(&buf);
-
- rvi[i].running_cost = runcost;
- }
- } break;
- case 0x0A: /* Running cost base */
- /* TODO: I have no idea. --pasky */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = true;
- break;
- case 0x0E: { /* Sprite ID */
- FOR_EACH_OBJECT {
- uint8 spriteid = grf_load_byte(&buf);
-
- if (spriteid == 0xFF)
- spriteid = 0xFD; // cars have different custom id in the GRF file
-
- // This is currently not used but there's no reason
- // in not having it here for the future.
- if (spriteid == 0xFD && rvi[i].image_index != 0xFD)
- _engine_original_sprites[ROAD_ENGINES_INDEX + engine + i] = rvi[i].image_index;
-
- rvi[i].image_index = spriteid;
- }
- } break;
- case 0x0F: { /* Cargo capacity */
- FOR_EACH_OBJECT {
- uint16 capacity = grf_load_word(&buf);
-
- rvi[i].capacity = capacity;
- }
- } break;
- case 0x10: { /* Cargo type */
- FOR_EACH_OBJECT {
- uint8 cargo = grf_load_byte(&buf);
-
- rvi[i].cargo_type = cargo;
- }
- } break;
- case 0x11: { /* Cost factor */
- FOR_EACH_OBJECT {
- uint8 cost_factor = grf_load_byte(&buf);
-
- rvi[i].base_cost = cost_factor; // ?? is it base_cost?
- }
- } break;
- case 0x12: { /* SFX */
- FOR_EACH_OBJECT {
- uint8 sfx = grf_load_byte(&buf);
-
- rvi[i].sfx = sfx;
- }
- } break;
- case 0x13: /* Power in 10hp */
- case 0x14: /* Weight in 1/4 tons */
- case 0x15: /* Speed in mph*0.8 */
- /* TODO: Support for road vehicles realistic power
- * computations (called rvpower in TTDPatch) is just
- * missing in OTTD yet. --pasky */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = true;
- break;
- case 0x16: { /* Cargos available for refitting */
- FOR_EACH_OBJECT {
- uint32 refit_mask = grf_load_dword(&buf);
-
- _engine_refit_masks[ROAD_ENGINES_INDEX + engine + i] = refit_mask;
- }
- } break;
- case 0x17: /* Callback */
- case 0x18: /* Tractive effort */
- /* TODO */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = true;
- break;
- default:
- ret = true;
- }
-
- *bufp = buf;
- return ret;
-}
-
-static bool ShipVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
-{
- ShipVehicleInfo *svi = &_ship_vehicle_info[engine];
- byte *buf = *bufp;
- int i;
- bool ret = false;
-
- //printf("e %x prop %x?\n", engine, prop);
- switch (prop) {
- case 0x08: { /* Sprite ID */
- FOR_EACH_OBJECT {
- uint8 spriteid = grf_load_byte(&buf);
-
- if (spriteid == 0xFF)
- spriteid = 0xFD; // ships have different custom id in the GRF file
-
- // This is currently not used but there's no reason
- // in not having it here for the future.
- if (spriteid == 0xFD && svi[i].image_index != 0xFD)
- _engine_original_sprites[SHIP_ENGINES_INDEX + engine + i] = svi[i].image_index;
-
- svi[i].image_index = spriteid;
- }
- } break;
- case 0x09: { /* Refittable */
- FOR_EACH_OBJECT {
- uint8 refittable = grf_load_byte(&buf);
-
- svi[i].refittable = refittable;
- }
- } break;
- case 0x0A: { /* Cost factor */
- FOR_EACH_OBJECT {
- uint8 cost_factor = grf_load_byte(&buf);
-
- svi[i].base_cost = cost_factor; // ?? is it base_cost?
- }
- } break;
- case 0x0B: { /* Speed */
- FOR_EACH_OBJECT {
- uint8 speed = grf_load_byte(&buf);
-
- svi[i].max_speed = speed; // ?? units
- }
- } break;
- case 0x0C: { /* Cargo type */
- FOR_EACH_OBJECT {
- uint8 cargo = grf_load_byte(&buf);
-
- // XXX: Need to consult this with patchman yet.
-#if 0
- // Documentation claims this is already the
- // per-landscape cargo type id, but newships.grf
- // assume otherwise.
- cargo = local_cargo_id_ctype[cargo];
-#endif
- svi[i].cargo_type = cargo;
- }
- } break;
- case 0x0D: { /* Cargo capacity */
- FOR_EACH_OBJECT {
- uint16 capacity = grf_load_word(&buf);
-
- svi[i].capacity = capacity;
- }
- } break;
- case 0x0F: { /* Running cost factor */
- FOR_EACH_OBJECT {
- uint8 runcost = grf_load_byte(&buf);
-
- svi[i].running_cost = runcost;
- }
- } break;
- case 0x10: { /* SFX */
- FOR_EACH_OBJECT {
- uint8 sfx = grf_load_byte(&buf);
-
- svi[i].sfx = sfx;
- }
- } break;
- case 0x11: { /* Cargos available for refitting */
- FOR_EACH_OBJECT {
- uint32 refit_mask = grf_load_dword(&buf);
-
- _engine_refit_masks[SHIP_ENGINES_INDEX + engine + i] = refit_mask;
- }
- } break;
- case 0x12: { /* Callback TODO */
- ret = true;
- } break;
- default:
- ret = true;
- }
-
- *bufp = buf;
- return ret;
-}
-
-static bool AircraftVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
-{
- AircraftVehicleInfo *avi = &_aircraft_vehicle_info[engine];
- byte *buf = *bufp;
- int i;
- bool ret = false;
-
- //printf("e %x prop %x?\n", engine, prop);
- switch (prop) {
- case 0x08: { /* Sprite ID */
- FOR_EACH_OBJECT {
- uint8 spriteid = grf_load_byte(&buf);
-
- if (spriteid == 0xFF)
- spriteid = 0xFD; // ships have different custom id in the GRF file
-
- // This is currently not used but there's no reason
- // in not having it here for the future.
- if (spriteid == 0xFD && avi[i].image_index != 0xFD)
- _engine_original_sprites[AIRCRAFT_ENGINES_INDEX + engine + i] = avi[i].image_index;
-
- avi[i].image_index = spriteid;
- }
- } break;
- case 0x09: { /* Helicopter */
- FOR_EACH_OBJECT {
- uint8 heli = grf_load_byte(&buf);
-
- avi[i].subtype = (heli == 0) ? 0 : 1;
- }
- } break;
- case 0x0A: { /* Large */
- FOR_EACH_OBJECT {
- uint8 large = grf_load_byte(&buf);
-
- avi[i].subtype = (large == 1) ? 3 : 1;
- }
- } break;
- case 0x0B: { /* Cost factor */
- FOR_EACH_OBJECT {
- uint8 cost_factor = grf_load_byte(&buf);
-
- avi[i].base_cost = cost_factor; // ?? is it base_cost?
- }
- } break;
- case 0x0C: { /* Speed */
- FOR_EACH_OBJECT {
- uint8 speed = grf_load_byte(&buf);
-
- avi[i].max_speed = speed; // ?? units
- }
- } break;
- case 0x0D: { /* Acceleration */
- FOR_EACH_OBJECT {
- uint8 accel = grf_load_byte(&buf);
-
- avi[i].acceleration = accel;
- }
- } break;
- case 0x0E: { /* Running cost factor */
- FOR_EACH_OBJECT {
- uint8 runcost = grf_load_byte(&buf);
-
- avi[i].running_cost = runcost;
- }
- } break;
- case 0x0F: { /* Passenger capacity */
- FOR_EACH_OBJECT {
- uint16 capacity = grf_load_word(&buf);
-
- avi[i].passanger_capacity = capacity;
- }
- } break;
- case 0x11: { /* Mail capacity */
- FOR_EACH_OBJECT {
- uint8 capacity = grf_load_byte(&buf);
-
- avi[i].mail_capacity = capacity;
- }
- } break;
- case 0x12: { /* SFX */
- FOR_EACH_OBJECT {
- uint8 sfx = grf_load_byte(&buf);
-
- avi[i].sfx = sfx;
- }
- } break;
- case 0x13: { /* Cargos available for refitting */
- FOR_EACH_OBJECT {
- uint32 refit_mask = grf_load_dword(&buf);
-
- _engine_refit_masks[AIRCRAFT_ENGINES_INDEX + engine + i] = refit_mask;
- }
- } break;
- case 0x14: { /* Callback TODO */
- ret = true;
- } break;
- default:
- ret = true;
- }
-
- *bufp = buf;
- return ret;
-}
-
-static bool StationChangeInfo(uint stid, int numinfo, int prop, byte **bufp, int len)
-{
- byte *buf = *bufp;
- int i;
- int ret = 0;
-
- /* This is one single huge TODO. It doesn't handle anything more than
- * just waypoints for now. */
-
- //printf("sci %d %d [0x%02x]\n", stid, numinfo, prop);
- switch (prop) {
- case 0x08:
- { /* Class ID */
- FOR_EACH_OBJECT {
- struct StationSpec *stat = &_cur_grffile->stations[stid + i];
- uint32 classid;
-
- /* classid, for a change, is always little-endian */
- classid = *(buf++) << 24;
- classid |= *(buf++) << 16;
- classid |= *(buf++) << 8;
- classid |= *(buf++);
-
- switch (classid) {
- case 'DFLT':
- stat->sclass = STAT_CLASS_DFLT;
- break;
- case 'WAYP':
- stat->sclass = STAT_CLASS_WAYP;
- break;
- default:
- /* TODO: No support for custom
- * classes for now, so stuff
- * everything to the single
- * default one. --pasky */
- stat->sclass = STAT_CLASS_DFLT;
- //stat->sclass = STAT_CLASS_CUSTOM;
- break;
- }
- }
- break;
- }
- case 0x09:
- { /* Define sprite layout */
- FOR_EACH_OBJECT {
- struct StationSpec *stat = &_cur_grffile->stations[stid + i];
- int t;
-
- stat->tiles = grf_load_byte(&buf);
- for (t = 0; t < stat->tiles; t++) {
- DrawTileSprites *dts = &stat->renderdata[t];
- int seq_count = 0;
-
- if (t >= 8) {
- grfmsg(GMS_WARN, "StationChangeInfo: Sprite %d>=8, skipping.", t);
- grf_load_dword(&buf); // at least something
- continue;
- }
-
- dts->ground_sprite = grf_load_dword(&buf);
- if (!dts->ground_sprite) {
- static const DrawTileSeqStruct empty = {0x80};
- dts->seq = ∅
- continue;
- }
-
- dts->seq = NULL;
- while (buf < *bufp + len) {
- DrawTileSeqStruct *dtss;
-
- // no relative bounding box support
- dts->seq = realloc((void*)dts->seq, ++seq_count * sizeof(DrawTileSeqStruct));
- dtss = (DrawTileSeqStruct*) &dts->seq[seq_count - 1];
-
- dtss->delta_x = grf_load_byte(&buf);
- if ((byte) dtss->delta_x == 0x80) break;
- dtss->delta_y = grf_load_byte(&buf);
- dtss->delta_z = grf_load_byte(&buf);
- dtss->width = grf_load_byte(&buf);
- dtss->height = grf_load_byte(&buf);
- dtss->unk = grf_load_byte(&buf);
- dtss->image = grf_load_dword(&buf) - 0x42d;
- }
- }
- }
- break;
- }
- case 0x0a:
- { /* Copy sprite layout */
- FOR_EACH_OBJECT {
- struct StationSpec *stat = &_cur_grffile->stations[stid + i];
- byte srcid = grf_load_byte(&buf);
- struct StationSpec *srcstat = &_cur_grffile->stations[srcid];
- int t;
-
- stat->tiles = srcstat->tiles;
- for (t = 0; t < stat->tiles; t++) {
- DrawTileSprites *dts = &stat->renderdata[t];
- DrawTileSprites *sdts = &srcstat->renderdata[t];
- DrawTileSeqStruct const *sdtss = sdts->seq;
- int seq_count = 0;
-
- dts->ground_sprite = sdts->ground_sprite;
- if (!dts->ground_sprite) {
- static const DrawTileSeqStruct empty = {0x80};
- dts->seq = ∅
- continue;
- }
-
- dts->seq = NULL;
- while (1) {
- DrawTileSeqStruct *dtss;
-
- // no relative bounding box support
- dts->seq = realloc((void*)dts->seq, ++seq_count * sizeof(DrawTileSeqStruct));
- dtss = (DrawTileSeqStruct*) &dts->seq[seq_count - 1];
- *dtss = *sdtss;
- if ((byte) dtss->delta_x == 0x80) break;
- sdtss++;
- }
- }
- }
- break;
- }
- case 0x0b:
- { /* Callback */
- /* TODO */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = 1;
- break;
- }
- case 0x0C:
- { /* Platforms number */
- FOR_EACH_OBJECT {
- struct StationSpec *stat = &_cur_grffile->stations[stid + i];
-
- stat->allowed_platforms = ~grf_load_byte(&buf);
- }
- break;
- }
- case 0x0D:
- { /* Platforms length */
- FOR_EACH_OBJECT {
- struct StationSpec *stat = &_cur_grffile->stations[stid + i];
-
- stat->allowed_lengths = ~grf_load_byte(&buf);
- }
- break;
- }
- case 0x0e:
- { /* Define custom layout */
- FOR_EACH_OBJECT {
- struct StationSpec *stat = &_cur_grffile->stations[stid + i];
-
- while (buf < *bufp + len) {
- byte length = grf_load_byte(&buf);
- byte number = grf_load_byte(&buf);
- StationLayout layout;
- int l, p;
-
- if (length == 0 || number == 0) break;
-
- //debug("l %d > %d ?", length, stat->lengths);
- if (length > stat->lengths) {
- stat->platforms = realloc(stat->platforms, length);
- memset(stat->platforms + stat->lengths, 0, length - stat->lengths);
-
- stat->layouts = realloc(stat->layouts, length * sizeof(*stat->layouts));
- memset(stat->layouts + stat->lengths, 0,
- (length - stat->lengths) * sizeof(*stat->layouts));
-
- stat->lengths = length;
- }
- l = length - 1; // index is zero-based
-
- //debug("p %d > %d ?", number, stat->platforms[l]);
- if (number > stat->platforms[l]) {
- stat->layouts[l] = realloc(stat->layouts[l],
- number * sizeof(**stat->layouts));
- // We expect NULL being 0 here, but C99 guarantees that.
- memset(stat->layouts[l] + stat->platforms[l], 0,
- (number - stat->platforms[l]) * sizeof(**stat->layouts));
-
- stat->platforms[l] = number;
- }
-
- layout = malloc(length * number);
- for (l = 0; l < length; l++)
- for (p = 0; p < number; p++)
- layout[l * number + p] = grf_load_byte(&buf);
-
- l--;
- p--;
- free(stat->layouts[l][p]);
- stat->layouts[l][p] = layout;
- }
- }
- break;
- }
- case 0x0f:
- { /* Copy custom layout */
- /* TODO */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- ret = 1;
- break;
- }
- case 0x10:
- { /* Little/lots cargo threshold */
- /* TODO */
- FOR_EACH_OBJECT {
- grf_load_word(&buf);
- }
- ret = 1;
- break;
- }
- case 0x11:
- { /* Pylon placement */
- /* TODO; makes sense only for electrified tracks */
- FOR_EACH_OBJECT {
- grf_load_word(&buf);
- }
- ret = 1;
- break;
- }
- case 0x12:
- { /* Cargo types for random triggers */
- /* TODO */
- FOR_EACH_OBJECT {
- grf_load_dword(&buf);
- }
- ret = 1;
- break;
- }
- default:
- ret = 1;
- break;
- }
-
- *bufp = buf;
- return ret;
-}
-
-#undef shift_buf
-
-
-/* Action 0x00 */
-static void VehicleChangeInfo(byte *buf, int len)
-{
- byte *bufend = buf + len;
- int i;
-
- /* <00> <feature> <num-props> <num-info> <id> (<property <new-info>)...
- *
- * B feature 0, 1, 2 or 3 for trains, road vehicles, ships or planes
- * 4 for defining new train station sets
- * B num-props how many properties to change per vehicle/station
- * B num-info how many vehicles/stations to change
- * B id ID of first vehicle/station to change, if num-info is
- * greater than one, this one and the following
- * vehicles/stations will be changed
- * B property what property to change, depends on the feature
- * V new-info new bytes of info (variable size; depends on properties) */
- /* TODO: Bridges, town houses. */
-
- static const VCI_Handler handler[7] = {
- /* GSF_TRAIN */ RailVehicleChangeInfo,
- /* GSF_ROAD */ RoadVehicleChangeInfo,
- /* GSF_SHIP */ ShipVehicleChangeInfo,
- /* GSF_AIRCRAFT */ AircraftVehicleChangeInfo,
- /* GSF_STATION */ StationChangeInfo,
- /* GSF_BRIDGE */ NULL,
- /* GSF_TOWNHOUSE */NULL,
- };
-
- uint8 feature;
- uint8 numprops;
- uint8 numinfo;
- byte engine;
- EngineInfo *ei;
-
- if (len == 1) {
- DEBUG(grf, 8) ("Silently ignoring one-byte special sprite 0x00.");
- return;
- }
-
- check_length(len, 6, "VehicleChangeInfo");
- feature = buf[1];
- numprops = buf[2];
- numinfo = buf[3];
- engine = buf[4];
-
- DEBUG(grf, 6) ("VehicleChangeInfo: Feature %d, %d properties, to apply to %d+%d",
- feature, numprops, engine, numinfo);
-
- if (feature > GSF_STATION) {
- grfmsg(GMS_WARN, "VehicleChangeInfo: Unsupported feature %d, skipping.", feature);
- return;
- }
-
- if (feature != GSF_STATION)
- ei = &_engine_info[engine + _vehshifts[feature]];
-
- buf += 5;
-
- while (numprops-- && buf < bufend) {
- uint8 prop = grf_load_byte(&buf);
-
- if (feature == GSF_STATION)
- // stations don't share those common properties
- goto run_handler;
-
- switch (prop) {
- case 0x00: { /* Introduction date */
- FOR_EACH_OBJECT {
- uint16 date = grf_load_word(&buf);
-
- ei[i].base_intro = date;
- }
- } break;
- case 0x02: { /* Decay speed */
- FOR_EACH_OBJECT {
- uint8 decay = grf_load_byte(&buf);
-
- ei[i].unk2 &= 0x80;
- ei[i].unk2 |= decay & 0x7f;
- }
- } break;
- case 0x03: { /* Vehicle life */
- FOR_EACH_OBJECT {
- uint8 life = grf_load_byte(&buf);
-
- ei[i].lifelength = life;
- }
- } break;
- case 0x04: { /* Model life */
- FOR_EACH_OBJECT {
- uint8 life = grf_load_byte(&buf);
-
- ei[i].base_life = life;
- }
- } break;
- case 0x06: { /* Climates available */
- FOR_EACH_OBJECT {
- uint8 climates = grf_load_byte(&buf);
-
- ei[i].railtype_climates &= 0xf0;
- ei[i].railtype_climates |= climates;
- }
- } break;
- case 0x07: { /* Loading speed */
- /* TODO */
- /* Hyronymus explained me what does
- * this mean and insists on having a
- * credit ;-). --pasky */
- /* TODO: This needs to be supported by
- * LoadUnloadVehicle() first. */
- FOR_EACH_OBJECT {
- grf_load_byte(&buf);
- }
- goto ignoring;
- }
- default: {
-run_handler:
- if (handler[feature](engine, numinfo, prop, &buf, bufend - buf)) {
-ignoring:
- grfmsg(GMS_NOTICE, "VehicleChangeInfo: Ignoring property %x (not implemented).", prop);
- }
- break;
- }
- }
- }
-#undef shift_buf
-}
-
-#undef FOR_EACH_OBJECT
-
-
-/* Action 0x01 */
-static void NewSpriteSet(byte *buf, int len)
-{
- /* <01> <feature> <num-sets> <num-ent>
- *
- * B feature feature to define sprites for
- * 0, 1, 2, 3: veh-type, 4: train stations
- * B num-sets number of sprite sets
- * B num-ent how many entries per sprite set
- * For vehicles, this is the number of different
- * vehicle directions in each sprite set
- * Set num-dirs=8, unless your sprites are symmetric.
- * In that case, use num-dirs=4.
- * For stations, must be 12 (hex) for the eighteen
- * different sprites that make up a station */
- /* TODO: No stations support. */
- uint8 feature;
-
- check_length(len, 4, "NewSpriteSet");
- feature = buf[1];
-
- _cur_grffile->spriteset_start = _cur_spriteid + 1;
- _cur_grffile->spriteset_feature = feature;
- _cur_grffile->spriteset_numsets = buf[2];
- _cur_grffile->spriteset_numents = buf[3];
-}
-
-/* Action 0x02 */
-static void NewSpriteGroup(byte *buf, int len)
-{
- byte *bufend = buf + len;
-
- /* <02> <feature> <set-id> <type/num-entries> <feature-specific-data...>
- *
- * B feature see action 1
- * B set-id ID of this particular definition
- * B type/num-entries
- * if 80 or greater, this is a randomized or variational
- * list definition, see below
- * otherwise it specifies a number of entries, the exact
- * meaning depends on the feature
- * V feature-specific-data (huge mess, don't even look it up --pasky) */
- /* TODO: No 0x80-types (ugh). */
- /* TODO: Also, empty sprites aren't handled for now. Need to investigate
- * the "opacity" rules for these, that is which sprite to fall back to
- * when. --pasky */
- uint8 feature;
- uint8 setid;
- /* XXX: For stations, these two are "little cargo" and "lotsa cargo" sets. */
- uint8 numloaded;
- uint8 numloading;
- struct SpriteGroup *group;
- struct RealSpriteGroup *rg;
- byte *loaded_ptr;
- byte *loading_ptr;
- int i;
-
- check_length(len, 5, "NewSpriteGroup");
- feature = buf[1];
- setid = buf[2];
- numloaded = buf[3];
- numloading = buf[4];
-
- if (numloaded == 0x81 || numloaded == 0x82) {
- struct DeterministicSpriteGroup *dg;
- uint16 groupid;
- int i;
-
- // Ok, this is gonna get a little wild, so hold your breath...
-
- /* This stuff is getting actually evaluated in
- * EvalDeterministicSpriteGroup(). */
-
- buf += 4; len -= 4;
- check_length(len, 6, "NewSpriteGroup 0x81/0x82");
-
- if (setid >= _cur_grffile->spritegroups_count) {
- _cur_grffile->spritegroups_count = setid + 1;
- _cur_grffile->spritegroups = realloc(_cur_grffile->spritegroups, _cur_grffile->spritegroups_count * sizeof(struct SpriteGroup));
- }
-
- group = &_cur_grffile->spritegroups[setid];
- memset(group, 0, sizeof(struct SpriteGroup));
- group->type = SGT_DETERMINISTIC;
- dg = &group->g.determ;
-
- /* XXX: We don't free() anything, assuming that if there was
- * some action here before, it got associated by action 3.
- * We should perhaps keep some refcount? --pasky */
-
- dg->var_scope = numloaded == 0x82 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
- dg->variable = grf_load_byte(&buf);
-
- dg->shift_num = grf_load_byte(&buf);
- dg->and_mask = grf_load_byte(&buf);
- dg->operation = dg->shift_num >> 6; /* w00t */
- dg->shift_num &= 0x3F;
- if (dg->operation != DSG_OP_NONE) {
- dg->add_val = grf_load_byte(&buf);
- dg->divmod_val = grf_load_byte(&buf);
- }
-
- /* (groupid & 0x8000) means this is callback result; we happily
- * ignore that for now. */
-
- dg->num_ranges = grf_load_byte(&buf);
- dg->ranges = calloc(dg->num_ranges, sizeof(*dg->ranges));
- for (i = 0; i < dg->num_ranges; i++) {
- groupid = grf_load_word(&buf);
- if (groupid & 0x8000 || groupid >= _cur_grffile->spritegroups_count) {
- /* This doesn't exist for us. */
- grf_load_word(&buf); // skip range
- i--; dg->num_ranges--;
- continue;
- }
- /* XXX: If multiple surreal sets attach a surreal
- * set this way, we are in trouble. */
- dg->ranges[i].group = _cur_grffile->spritegroups[groupid];
- dg->ranges[i].low = grf_load_byte(&buf);
- dg->ranges[i].high = grf_load_byte(&buf);
- }
-
- groupid = grf_load_word(&buf);
- if (groupid & 0x8000 || groupid >= _cur_grffile->spritegroups_count) {
- /* This spritegroup stinks. */
- free(dg->ranges), dg->ranges = NULL;
- grfmsg(GMS_WARN, "NewSpriteGroup(%02x:0x%x): Default groupid %04x is cargo callback or unknown, ignoring spritegroup.", setid, numloaded, groupid);
- return;
- }
-
- dg->default_group = malloc(sizeof(*dg->default_group));
- memcpy(dg->default_group, &_cur_grffile->spritegroups[groupid], sizeof(*dg->default_group));
-
- return;
-
- } else if (numloaded == 0x80 || numloaded == 0x83) {
- struct RandomizedSpriteGroup *rg;
- int i;
-
- /* This stuff is getting actually evaluated in
- * EvalRandomizedSpriteGroup(). */
-
- buf += 4;
- len -= 4;
- check_length(len, 6, "NewSpriteGroup 0x80/0x83");
-
- if (setid >= _cur_grffile->spritegroups_count) {
- _cur_grffile->spritegroups_count = setid + 1;
- _cur_grffile->spritegroups = realloc(_cur_grffile->spritegroups, _cur_grffile->spritegroups_count * sizeof(struct SpriteGroup));
- }
-
- group = &_cur_grffile->spritegroups[setid];
- memset(group, 0, sizeof(*group));
- group->type = SGT_RANDOMIZED;
- rg = &group->g.random;
-
- /* XXX: We don't free() anything, assuming that if there was
- * some action here before, it got associated by action 3.
- * We should perhaps keep some refcount? --pasky */
-
- rg->var_scope = numloaded == 0x83 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
-
- rg->triggers = grf_load_byte(&buf);
- rg->cmp_mode = rg->triggers & 0x80;
- rg->triggers &= 0x7F;
-
- rg->lowest_randbit = grf_load_byte(&buf);
- rg->num_groups = grf_load_byte(&buf);
-
- rg->groups = calloc(rg->num_groups, sizeof(*rg->groups));
- for (i = 0; i < rg->num_groups; i++) {
- uint16 groupid = grf_load_word(&buf);
-
- if (groupid & 0x8000 || groupid >= _cur_grffile->spritegroups_count) {
- /* This doesn't exist for us. */
- i--;
- rg->num_groups--;
- continue;
- }
- /* XXX: If multiple surreal sets attach a surreal
- * set this way, we are in trouble. */
- rg->groups[i] = _cur_grffile->spritegroups[groupid];
- }
-
- return;
- }
-
- if (!_cur_grffile->spriteset_start) {
- grfmsg(GMS_ERROR, "NewSpriteGroup: No sprite set to work on! Skipping.");
- return;
- }
-
- if (_cur_grffile->spriteset_feature != feature) {
- grfmsg(GMS_ERROR, "NewSpriteGroup: Group feature %x doesn't match set feature %x! Playing it risky and trying to use it anyway.", feature, _cur_grffile->spriteset_feature);
- // return; // XXX: we can't because of MB's newstats.grf --pasky
- }
-
- check_length(bufend - buf, 5, "NewSpriteGroup");
- buf += 5;
- check_length(bufend - buf, 2 * numloaded, "NewSpriteGroup");
- loaded_ptr = buf;
- loading_ptr = buf + 2 * numloaded;
-
- if (numloaded > 16) {
- grfmsg(GMS_WARN, "NewSpriteGroup: More than 16 sprites in group %x, skipping the rest.", setid);
- numloaded = 16;
- }
- if (numloading > 16) {
- grfmsg(GMS_WARN, "NewSpriteGroup: More than 16 sprites in group %x, skipping the rest.", setid);
- numloading = 16;
- }
-
- if (setid >= _cur_grffile->spritegroups_count) {
- _cur_grffile->spritegroups_count = setid + 1;
- _cur_grffile->spritegroups = realloc(_cur_grffile->spritegroups, _cur_grffile->spritegroups_count * sizeof(struct SpriteGroup));
- }
- group = &_cur_grffile->spritegroups[setid];
- memset(group, 0, sizeof(struct SpriteGroup));
- group->type = SGT_REAL;
- rg = &group->g.real;
-
- rg->sprites_per_set = _cur_grffile->spriteset_numents;
- rg->loaded_count = numloaded;
- rg->loading_count = numloading;
-
- DEBUG(grf, 6) ("NewSpriteGroup: New SpriteGroup 0x%02hhx, %u views, %u loaded, %u loading, sprites %u - %u",
- setid, rg->sprites_per_set, rg->loaded_count, rg->loading_count,
- _cur_grffile->spriteset_start - _cur_grffile->sprite_offset,
- _cur_grffile->spriteset_start + (_cur_grffile->spriteset_numents * (numloaded + numloading)) - _cur_grffile->sprite_offset);
-
- for (i = 0; i < numloaded; i++) {
- uint16 spriteset_id = grf_load_word(&loaded_ptr);
- rg->loaded[i] = _cur_grffile->spriteset_start + spriteset_id * _cur_grffile->spriteset_numents;
- DEBUG(grf, 8) ("NewSpriteGroup: + rg->loaded[%i] = %u (subset %u)", i, rg->loaded[i], spriteset_id);
- }
-
- for (i = 0; i < numloading; i++) {
- uint16 spriteset_id = grf_load_word(&loading_ptr);
- rg->loading[i] = _cur_grffile->spriteset_start + spriteset_id * _cur_grffile->spriteset_numents;
- DEBUG(grf, 8) ("NewSpriteGroup: + rg->loading[%i] = %u (subset %u)", i, rg->loading[i], spriteset_id);
- }
-}
-
-/* Action 0x03 */
-static void NewVehicle_SpriteGroupMapping(byte *buf, int len)
-{
- /* <03> <feature> <n-id> <ids>... <num-cid> [<cargo-type> <cid>]... <def-cid>
- * id-list := [<id>] [id-list]
- * cargo-list := <cargo-type> <cid> [cargo-list]
- *
- * B feature see action 0
- * B n-id bits 0-6: how many IDs this definition applies to
- * bit 7: if set, this is a wagon override definition (see below)
- * B ids the IDs for which this definition applies
- * B num-cid number of cargo IDs (sprite group IDs) in this definition
- * can be zero, in that case the def-cid is used always
- * B cargo-type type of this cargo type (e.g. mail=2, wood=7, see below)
- * W cid cargo ID (sprite group ID) for this type of cargo
- * W def-cid default cargo ID (sprite group ID) */
- /* TODO: Bridges, town houses. */
- /* TODO: Multiple cargo support could be useful even for trains/cars -
- * cargo id 0xff is used for showing images in the build train list. */
-
- static byte *last_engines;
- static int last_engines_count;
- uint8 feature;
- uint8 idcount;
- bool wagover;
- uint8 cidcount;
- int c, i;
-
- check_length(len, 7, "VehicleMapSpriteGroup");
- feature = buf[1];
- idcount = buf[2] & 0x7F;
- wagover = (buf[2] & 0x80) == 0x80;
- check_length(len, 3 + idcount, "VehicleMapSpriteGroup");
- cidcount = buf[3 + idcount];
- check_length(len, 4 + idcount + cidcount * 3, "VehicleMapSpriteGroup");
-
- DEBUG(grf, 6) ("VehicleMapSpriteGroup: Feature %d, %d ids, %d cids, wagon override %d.",
- feature, idcount, cidcount, wagover);
-
- if (feature > GSF_STATION) {
- grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Unsupported feature %d, skipping.", feature);
- return;
- }
-
-
- if (feature == GSF_STATION) {
- // We do things differently for stations.
-
- for (i = 0; i < idcount; i++) {
- uint8 stid = buf[3 + i];
- struct StationSpec *stat = &_cur_grffile->stations[stid];
- byte *bp = &buf[4 + idcount];
-
- for (c = 0; c < cidcount; c++) {
- uint8 ctype = grf_load_byte(&bp);
- uint16 groupid = grf_load_word(&bp);
-
- if (groupid >= _cur_grffile->spritegroups_count) {
- grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.",
- groupid, _cur_grffile->spritegroups_count);
- return;
- }
-
- if (ctype != 0xFF) {
- /* TODO: No support for any other cargo. */
- continue;
- }
-
- stat->spritegroup[1] = _cur_grffile->spritegroups[groupid];
- }
- }
-
- {
- byte *bp = buf + 4 + idcount + cidcount * 3;
- uint16 groupid = grf_load_word(&bp);
-
- if (groupid >= _cur_grffile->spritegroups_count) {
- grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.",
- groupid, _cur_grffile->spritegroups_count);
- return;
- }
-
- for (i = 0; i < idcount; i++) {
- uint8 stid = buf[3 + i];
- struct StationSpec *stat = &_cur_grffile->stations[stid];
-
- stat->spritegroup[0] = _cur_grffile->spritegroups[groupid];
- stat->grfid = _cur_grffile->grfid;
- SetCustomStation(stid, stat);
- stat->sclass = STAT_CLASS_NONE;
- }
- }
- return;
- }
-
-
- /* If ``n-id'' (or ``idcount'') is zero, this is a ``feature
- * callback''. I have no idea how this works, so we will ignore it for
- * now. --octo */
- if (idcount == 0) {
- grfmsg(GMS_NOTICE, "NewMapping: Feature callbacks not implemented yet.");
- return;
- }
-
- // FIXME: Tropicset contains things like:
- // 03 00 01 19 01 00 00 00 00 - this is missing one 00 at the end,
- // what should we exactly do with that? --pasky
-
- if (!_cur_grffile->spriteset_start || !_cur_grffile->spritegroups) {
- grfmsg(GMS_WARN, "VehicleMapSpriteGroup: No sprite set to work on! Skipping.");
- return;
- }
-
- if (!wagover && last_engines_count != idcount) {
- last_engines = realloc(last_engines, idcount);
- last_engines_count = idcount;
- }
-
- if (wagover) {
- if (last_engines_count == 0) {
- grfmsg(GMS_ERROR, "VehicleMapSpriteGroup: WagonOverride: No engine to do override with.");
- return;
- }
- DEBUG(grf, 6) ("VehicleMapSpriteGroup: WagonOverride: %u engines, %u wagons.",
- last_engines_count, idcount);
- }
-
-
- for (i = 0; i < idcount; i++) {
- uint8 engine_id = buf[3 + i];
- uint8 engine = engine_id + _vehshifts[feature];
- byte *bp = &buf[4 + idcount];
-
- if (engine_id > _vehcounts[feature]) {
- grfmsg(GMS_ERROR, "Id %u for feature %x is out of bounds.",
- engine_id, feature);
- return;
- }
-
- DEBUG(grf, 7) ("VehicleMapSpriteGroup: [%d] Engine %d...", i, engine);
-
- for (c = 0; c < cidcount; c++) {
- uint8 ctype = grf_load_byte(&bp);
- uint16 groupid = grf_load_word(&bp);
-
- DEBUG(grf, 8) ("VehicleMapSpriteGroup: * [%d] Cargo type %x, group id %x", c, ctype, groupid);
-
- if (groupid >= _cur_grffile->spritegroups_count) {
- grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.", groupid, _cur_grffile->spritegroups_count);
- return;
- }
-
- if (ctype == 0xFF)
- ctype = CID_PURCHASE;
-
- if (wagover) {
- // TODO: No multiple cargo types per vehicle yet. --pasky
- SetWagonOverrideSprites(engine, &_cur_grffile->spritegroups[groupid], last_engines, last_engines_count);
- } else {
- SetCustomEngineSprites(engine, ctype, &_cur_grffile->spritegroups[groupid]);
- last_engines[i] = engine;
- }
- }
- }
-
- {
- byte *bp = buf + 4 + idcount + cidcount * 3;
- uint16 groupid = grf_load_word(&bp);
-
- DEBUG(grf, 8) ("-- Default group id %x", groupid);
-
- for (i = 0; i < idcount; i++) {
- uint8 engine = buf[3 + i] + _vehshifts[feature];
-
- // Don't tell me you don't love duplicated code!
- if (groupid >= _cur_grffile->spritegroups_count) {
- grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.", groupid, _cur_grffile->spritegroups_count);
- return;
- }
-
- if (wagover) {
- // TODO: No multiple cargo types per vehicle yet. --pasky
- SetWagonOverrideSprites(engine, &_cur_grffile->spritegroups[groupid], last_engines, last_engines_count);
- } else {
- SetCustomEngineSprites(engine, CID_DEFAULT, &_cur_grffile->spritegroups[groupid]);
- last_engines[i] = engine;
- }
- }
- }
-}
-
-/* Action 0x04 */
-static void VehicleNewName(byte *buf, int len)
-{
- /* <04> <veh-type> <language-id> <num-veh> <offset> <data...>
- *
- * B veh-type see action 0
- * B language-id language ID with bit 7 cleared (see below)
- * B num-veh number of vehicles which are getting a new name
- * B offset number of the first vehicle that gets a new name
- * S data new texts, each of them zero-terminated, after
- * which the next name begins. */
- /* TODO: No support for changing non-vehicle text. Perhaps we shouldn't
- * implement it at all, but it could be useful for some "modpacks"
- * (completely new scenarios changing all graphics and logically also
- * factory names etc). We should then also support all languages (by
- * name), not only the original four ones. --pasky */
- /* TODO: Support for custom station class/type names. */
-
- uint8 feature;
- uint8 lang;
- uint8 id;
- uint8 endid;
-
- check_length(len, 6, "VehicleNewName");
- feature = buf[1];
- lang = buf[2];
- id = buf[4] + _vehshifts[feature];
- endid = id + buf[3];
-
- DEBUG(grf, 6) ("VehicleNewName: About to rename engines %d..%d (feature %d) in language 0x%x.",
- id, endid, feature, lang);
-
- if (lang & 0x80) {
- grfmsg(GMS_WARN, "VehicleNewName: No support for changing in-game texts. Skipping.");
- return;
- }
-
- if (!(lang & 3)) {
- /* XXX: If non-English name, silently skip it. */
- DEBUG(grf, 7) ("VehicleNewName: Skipping non-English name.");
- return;
- }
-
- buf += 5, len -= 5;
- for (; id < endid && len > 0; id++) {
- int ofs = strlen(buf) + 1;
-
- if (ofs < 128) {
- DEBUG(grf, 8) ("VehicleNewName: %d <- %s", id, buf);
- SetCustomEngineName(id, buf);
- } else {
- DEBUG(grf, 7) ("VehicleNewName: Too long a name (%d)", ofs);
- }
- buf += ofs, len -= ofs;
- }
-}
-
-/* Action 0x05 */
-static void GraphicsNew(byte *buf, int len)
-{
- /* <05> <graphics-type> <num-sprites> <other data...>
- *
- * B graphics-type What set of graphics the sprites define.
- * B num-sprites How many sprites are in this set?
- * V other data Graphics type specific data. Currently unused. */
- /* TODO */
-
- uint8 type;
- uint8 num;
-
- check_length(len, 2, "GraphicsNew");
- type = buf[0];
- num = buf[1];
-
- grfmsg(GMS_NOTICE, "GraphicsNew: Custom graphics (type %x) sprite block of length %d (unimplemented, ignoring).\n",
- type, num);
-}
-
-/* Action 0x06 */
-static void CfgApply(byte *buf, int len)
-{
- /* <06> <param-num> <param-size> <offset> ... <FF>
- *
- * B param-num Number of parameter to substitute (First = "zero")
- * Ignored if that parameter was not specified in newgrf.cfg
- * B param-size How many bytes to replace. If larger than 4, the
- * bytes of the following parameter are used. In that
- * case, nothing is applied unless *all* parameters
- * were specified.
- * B offset Offset into data from beginning of next sprite
- * to place where parameter is to be stored. */
- /* TODO */
- grfmsg(GMS_NOTICE, "CfgApply: Ignoring (not implemented).\n");
-}
-
-/* Action 0x07 */
-/* Action 0x09 */
-static void SkipIf(byte *buf, int len)
-{
- /* <07/09> <param-num> <param-size> <condition-type> <value> <num-sprites>
- *
- * B param-num
- * B param-size
- * B condition-type
- * V value
- * B num-sprites */
- /* TODO: More params. More condition types. */
- uint8 param;
- uint8 paramsize;
- uint8 condtype;
- uint8 numsprites;
- int param_val = 0, cond_val = 0;
- bool result;
-
- check_length(len, 6, "SkipIf");
- param = buf[1];
- paramsize = buf[2];
- condtype = buf[3];
-
- if (condtype < 2) {
- /* Always 1 for bit tests, the given value should
- * be ignored. */
- paramsize = 1;
- }
-
- buf += 4;
- if (paramsize == 4)
- cond_val = grf_load_dword(&buf);
- else if (paramsize == 2)
- cond_val = grf_load_word(&buf);
- else if (paramsize == 1)
- cond_val = grf_load_byte(&buf);
-
- switch (param) {
- case 0x83: /* current climate, 0=temp, 1=arctic, 2=trop, 3=toyland */
- param_val = _opt.landscape;
- break;
- case 0x84: /* .grf loading stage, 0=initialization, 1=activation */
- param_val = _cur_stage;
- break;
- case 0x85: /* TTDPatch flags, only for bit tests */
- param_val = _ttdpatch_flags[cond_val / 0x20];
- cond_val %= 0x20;
- break;
- case 0x86: /* road traffic side, bit 4 clear=left, set=right */
- param_val = _opt.road_side << 4;
- break;
- case 0x88: { /* see if specified GRFID is active */
- struct GRFFile *file;
-
- file = GetFileByGRFID(cond_val);
- param_val = (file != NULL);
- } break;
- case 0x8B: /* TTDPatch version */
- param_val = 0xFFFF;
- break;
- case 0x8D: /* TTD Version, 00=DOS, 01=Windows */
- param_val = 1;
- break;
- case 0x8E:
- param_val = _traininfo_vehicle_pitch;
- break;
- /* TODO */
- case 0x8F: /* Track type cost multipliers */
- default:
- if (param >= 0x80) {
- /* In-game variable. */
- grfmsg(GMS_WARN, "Unsupported in-game variable %x. Ignoring test.", param);
- } else {
- /* Parameter. */
- param_val = _paramlist[param];
- }
- return;
- }
-
- switch (condtype) {
- case 0: result = (param_val & (1 << cond_val));
- break;
- case 1: result = !(param_val & (1 << cond_val));
- break;
- /* TODO: For the following, make it to work with paramsize>1. */
- case 2: result = (param_val == cond_val);
- break;
- case 3: result = (param_val != cond_val);
- break;
- case 4: result = (param_val < cond_val);
- break;
- case 5: result = (param_val > cond_val);
- break;
- case 6: result = param_val; /* GRFID is active (only for param-num=88) */
- break;
- case 7: result = !param_val; /* GRFID is not active (only for param-num=88) */
- break;
- default:
- grfmsg(GMS_WARN, "Unsupported test %d. Ignoring.", condtype);
- return;
- }
-
- if (result == 0) {
- grfmsg(GMS_NOTICE, "Not skipping sprites, test was false.");
- return;
- }
-
- numsprites = grf_load_byte(&buf);
- grfmsg(GMS_NOTICE, "Skipping %d->+%d sprites, test was true.", _cur_spriteid - _custom_sprites_base, numsprites);
- _skip_sprites = numsprites;
- if (_skip_sprites == 0) {
- /* Zero means there are no sprites to skip, so
- * we use -1 to indicate that all further
- * sprites should be skipped. */
- _skip_sprites = -1;
- }
-}
-
-static void GRFInfo(byte *buf, int len)
-{
- /* <08> <version> <grf-id> <name> <info>
- *
- * B version newgrf version, currently 06
- * 4*B grf-id globally unique ID of this .grf file
- * S name name of this .grf set
- * S info string describing the set, and e.g. author and copyright */
- /* TODO: Check version. (We should have own versioning done somehow.) */
- uint8 version;
- uint32 grfid;
- char *name;
- char *info;
-
- check_length(len, 9, "GRFInfo");
- version = buf[1];
- /* this is de facto big endian - grf_load_dword() unsuitable */
- grfid = buf[2] << 24 | buf[3] << 16 | buf[4] << 8 | buf[5];
- name = buf + 6;
- info = name + strlen(name) + 1;
-
- _cur_grffile->grfid = grfid;
- _cur_grffile->flags |= 0x0001; /* set active flag */
-
- DEBUG(grf, 1) ("[%s] Loaded GRFv%d set %08lx - %s:\n%s\n",
- _cur_grffile->filename, version, grfid, name, info);
-}
-
-static void SpriteReplace(byte *buf, int len)
-{
- /* <0A> <num-sets> <set1> [<set2> ...]
- * <set>: <num-sprites> <first-sprite>
- *
- * B num-sets How many sets of sprites to replace.
- * Each set:
- * B num-sprites How many sprites are in this set
- * W first-sprite First sprite number to replace */
- uint8 num_sets;
- int i;
-
- buf++; /* skip action byte */
- num_sets = grf_load_byte(&buf);
-
- if (num_sets > 16) {
- grfmsg(GMS_ERROR, "SpriteReplace: Too many sets (%d), taking only the first 16!", num_sets);
- }
-
- for (i = 0; i < 16; i++) {
- if (i < num_sets) {
- uint8 num_sprites = grf_load_byte(&buf);
- uint16 first_sprite = grf_load_word(&buf);
-
- _replace_sprites_count[i] = num_sprites;
- _replace_sprites_offset[i] = first_sprite;
- grfmsg(GMS_NOTICE, "SpriteReplace: [Set %d] Changing %d sprites, beginning with %d",
- i, num_sprites, first_sprite);
- } else {
- _replace_sprites_count[i] = 0;
- _replace_sprites_offset[i] = 0;
- }
- }
-}
-
-static void GRFError(byte *buf, int len)
-{
- /* <0B> <severity> <language-id> <message-id> [<message...> 00] [<data...>] 00 [<parnum>]
- *
- * B severity 00: notice, contine loading grf file
- * 01: warning, continue loading grf file
- * 02: error, but continue loading grf file, and attempt
- * loading grf again when loading or starting next game
- * 03: error, abort loading and prevent loading again in
- * the future (only when restarting the patch)
- * B language-id see action 4, use 1F for built-in error messages
- * B message-id message to show, see below
- * S message for custom messages (message-id FF), text of the message
- * not present for built-in messages.
- * V data additional data for built-in (or custom) messages
- * B parnum see action 6, only used with built-in message 03 */
- /* TODO: For now we just show the message, sometimes incomplete and never translated. */
-
- static const char * const msgstr[4] = {
- "Requires at least pseudo-TTDPatch version %s.",
- "This file is for %s version of TTD.",
- "Designed to be used with %s.",
- "Invalid parameter %s.",
- };
- uint8 severity;
- uint8 msgid;
-
- check_length(len, 6, "GRFError");
- severity = buf[1];
- msgid = buf[3];
-
- // Undocumented TTDPatch feature.
- if ((severity & 0x80) == 0 && _cur_stage == 0)
- return;
- severity &= 0x7F;
-
- if (msgid == 0xFF) {
- grfmsg(severity, "%s", buf+4);
- } else {
- grfmsg(severity, msgstr[msgid], buf+4);
- }
-}
-
-static void GRFComment(byte *buf, int len)
-{
- /* <0C> [<ignored...>]
- *
- * V ignored Anything following the 0C is ignored */
-}
-
-/* Action 0x0D */
-static void ParamSet(byte *buf, int len)
-{
- /* <0D> <target> <operation> <source1> <source2> [<data>]
- *
- * B target parameter number where result is stored
- * B operation operation to perform, see below
- * B source1 first source operand
- * B source2 second source operand
- * D data data to use in the calculation, not necessary
- * if both source1 and source2 refer to actual parameters
- *
- * Operations
- * 00 Set parameter equal to source1
- * 01 Addition, source1 + source2
- * 02 Subtraction, source1 - source2
- * 03 Unsigned multiplication, source1 * source2 (both unsigned)
- * 04 Signed multiplication, source1 * source2 (both signed)
- * 05 Unsigned bit shift, source1 by source2 (source2 taken to be a
- * signed quantity; left shift if positive and right shift if
- * negative, source1 is unsigned)
- * 06 Signed bit shift, source1 by source2
- * (source2 like in 05, and source1 as well)
- */
-
- byte target;
- byte oper;
- uint16 src1;
- uint16 src2;
- uint16 data = 0;
- int32 *dest;
-
- check_length(len, 5, "ParamSet");
- buf++;
- target = grf_load_byte(&buf);
- oper = grf_load_byte(&buf);
- src1 = grf_load_byte(&buf);
- src2 = grf_load_byte(&buf);
-
- if (len >= 8)
- data = grf_load_dword(&buf);
-
- /* You can add 80 to the operation to make it apply only if the target
- * is not defined yet. In this respect, a parameter is taken to be
- * defined if any of the following applies:
- * - it has been set to any value in the newgrf(w).cfg parameter list
- * - it OR A PARAMETER WITH HIGHER NUMBER has been set to any value by
- * an earlier action D */
- if (oper & 0x80) {
- if (_param_max < target)
- oper &= 0x7F;
- else
- return;
- }
-
- /* The source1 and source2 operands refer to the grf parameter number
- * like in action 6 and 7. In addition, they can refer to the special
- * variables available in action 7, or they can be FF to use the value
- * of <data>. If referring to parameters that are undefined, a value
- * of 0 is used instead. */
- if (src1 == 0xFF) {
- src1 = data;
- } else {
- src1 = _param_max >= src1 ? _paramlist[src1] : 0;
- }
-
- if (src2 == 0xFF) {
- src2 = data;
- } else {
- src2 = _param_max >= src2 ? _paramlist[src2] : 0;
- }
-
- /* TODO: You can access the parameters of another GRF file by using
- * source2=FE, source1=the other GRF's parameter number and data=GRF
- * ID. This is only valid with operation 00 (set). If the GRF ID
- * cannot be found, a value of 0 is used for the parameter value
- * instead. */
-
- /* TODO: The target operand can also refer to the special variables
- * from action 7, but at the moment the only variable that is valid to
- * write is 8E. */
-
- if (target == 0x8E) {
- dest = &_traininfo_vehicle_pitch;
- } else {
- if (_param_max < target)
- _param_max = target;
- dest = &_paramlist[target];
- }
-
- /* FIXME: No checking for overflows. */
- switch (oper) {
- case 0x00:
- *dest = src1;
- break;
- case 0x01:
- *dest = src1 + src2;
- break;
- case 0x02:
- *dest = src1 - src2;
- break;
- case 0x03:
- *dest = ((uint32) src1) * ((uint32) src2);
- break;
- case 0x04:
- *dest = ((int32) src1) * ((int32) src2);
- break;
- case 0x05:
- if (src2 & 0x8000) /* src2 is "negative" */
- *dest = src1 >> -((int16) src2);
- else
- *dest = src1 << src2;
- break;
- case 0x06:
- if (src2 & 0x8000) /* src2 is "negative" */
- *dest = ((int16) src1) >> -((int16) src2);
- else
- *dest = ((int16) src1) << src2;
- break;
- default:
- grfmsg(GMS_ERROR, "ParamSet: Unknown operation %d, skipping.", oper);
- }
-}
-
-static void GRFInhibit(byte *buf, int len)
-{
- /* <0E> <num> <grfids...>
- *
- * B num Number of GRFIDs that follow
- * D grfids GRFIDs of the files to deactivate */
-
- byte num;
- int i;
-
- check_length(len, 1, "GRFInhibit");
- buf++, len--;
- num = grf_load_byte(&buf); len--;
- check_length(len, 4 * num, "GRFInhibit");
-
- for (i = 0; i < num; i++) {
- uint32 grfid = grf_load_dword(&buf);
- struct GRFFile *file = GetFileByGRFID(grfid);
-
- /* Unset activation flag */
- if (file != NULL) {
- grfmsg(GMS_NOTICE, "GRFInhibit: Deactivating file ``%s''", file->filename);
- file->flags &= 0xFFFE;
- }
- }
-}
-
-
-static void InitializeGRFSpecial(void)
-{
- /* FIXME: We should rather reflect reality in _ttdpatch_flags[]. */
-
- _ttdpatch_flags[1] = (1 << 0x08) /* mammothtrains */
- | (1 << 0x0B) /* subsidiaries */
- | (1 << 0x14) /* bridgespeedlimits */
- | (1 << 0x16) /* eternalgame */
- | (1 << 0x17) /* newtrains */
- | (1 << 0x18) /* newrvs */
- | (1 << 0x19) /* newships */
- | (1 << 0x1A) /* newplanes */
- | (1 << 0x1B); /* signalsontrafficside */
- /* Uncomment following if you want to fool the GRF file.
- * Some GRF files will refuse to load without this
- * but you can still squeeze something from them even
- * without the support - i.e. USSet. --pasky */
- //| (1 << 0x1C); /* electrifiedrailway */
-
- _ttdpatch_flags[2] = (1 << 0x0D) /* buildonslopes */
- | (1 << 0x16) /* canals */
- | (1 << 0x17); /* newstartyear */
-}
-
-void InitNewGRFFile(const char *filename, int sprite_offset)
-{
- struct GRFFile *newfile;
-
- newfile = calloc(1, sizeof(struct GRFFile));
-
- if (newfile == NULL)
- error ("Out of memory");
-
- newfile->filename = strdup(filename);
- newfile->sprite_offset = sprite_offset;
-
- if (_first_grffile == NULL) {
- _cur_grffile = newfile;
- _first_grffile = newfile;
- } else {
- _cur_grffile->next = newfile;
- _cur_grffile = newfile;
- }
-}
-
-
-/* Here we perform initial decoding of some special sprites (as are they
- * described at http://www.ttdpatch.net/src/newgrf.txt, but this is only a very
- * partial implementation yet). */
-/* XXX: We consider GRF files trusted. It would be trivial to exploit OTTD by
- * a crafted invalid GRF file. We should tell that to the user somehow, or
- * better make this more robust in the future. */
-
-void DecodeSpecialSprite(const char *filename, int num, int spriteid, int stage)
-{
-#define NUM_ACTIONS 0xF
- static const SpecialSpriteHandler handlers[NUM_ACTIONS] = {
- /* 0x0 */ VehicleChangeInfo,
- /* 0x1 */ NewSpriteSet,
- /* 0x2 */ NewSpriteGroup,
- /* 0x3 */ NewVehicle_SpriteGroupMapping,
- /* 0x4 */ VehicleNewName,
- /* 0x5 */ GraphicsNew,
- /* 0x6 */ CfgApply,
- /* 0x7 */ SkipIf,
- /* 0x8 */ GRFInfo,
- /* 0x9 */ SkipIf,
- /* 0xa */ SpriteReplace,
- /* 0xb */ GRFError,
- /* 0xc */ GRFComment,
- /* 0xd */ ParamSet,
- /* 0xe */ GRFInhibit,
- };
- static int initialized;
- byte action;
- byte *buf = malloc(num);
- int i;
-
- if (buf == NULL) error("DecodeSpecialSprite: Could not allocate memory");
-
- if (initialized == 0) {
- InitializeGRFSpecial();
- initialized = 1;
- }
-
- _cur_stage = stage;
- _cur_spriteid = spriteid;
-
- for (i = 0; i != num; i++)
- buf[i] = FioReadByte();
-
- action = buf[0];
-
- /* XXX: There is a difference between staged loading in TTDPatch and
- * here. In TTDPatch, for some reason actions 1 and 2 are carried out
- * during stage 0, whilst action 3 is carried out during stage 1 (to
- * "resolve" cargo IDs... wtf). This is a little problem, because cargo
- * IDs are valid only within a given set (action 1) block, and may be
- * overwritten after action 3 associates them. But overwriting happens
- * in an earlier stage than associating, so... We just process actions
- * 1 and 2 in stage 1 now, let's hope that won't get us into problems.
- * --pasky */
-
- if (stage == 0) {
- /* During initialization, actions 0, 1, 2, 3, 4, 5 and 7 are ignored. */
-
- if ((action == 0x00) || (action == 0x01) || (action == 0x02) || (action == 0x03)
- || (action == 0x04) || (action == 0x05) || (action == 0x07)) {
- DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 0, Skipped", action);
- /* Do nothing. */
-
- } else if (action < NUM_ACTIONS) {
- DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 0", action);
- handlers[action](buf, num);
-
- } else {
- grfmsg(GMS_WARN, "Unknown special sprite action %x, skipping.", action);
- }
-
- } else if (stage == 1) {
- /* A .grf file is activated only if it was active when the game was
- * started. If a game is loaded, only its active .grfs will be
- * reactivated, unless "loadallgraphics on" is used. A .grf file is
- * considered active if its action 8 has been processed, i.e. its
- * action 8 hasn't been skipped using an action 7.
- *
- * During activation, only actions 0, 1, 2, 3, 4, 5, 7, 8, 9, 0A and 0B are
- * carried out. All others are ignored, because they only need to be
- * processed once at initialization. */
-
- if ((_cur_grffile == NULL) || strcmp(_cur_grffile->filename, filename))
- _cur_grffile = GetFileByFilename(filename);
-
- if (_cur_grffile == NULL)
- error("File ``%s'' lost in cache.\n", filename);
-
- if (!(_cur_grffile->flags & 0x0001)) {
- DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 1, Not activated", action);
- /* Do nothing. */
-
- } else if ((action == 0x00) || (action == 0x01) || (action == 0x02) || (action == 0x03)
- || (action == 0x04) || (action == 0x05) || (action == 0x07) || (action == 0x08)
- || (action == 0x09) || (action == 0x0A) || (action == 0x0B)) {
- DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 1", action);
- handlers[action](buf, num);
-
- } else if (action < NUM_ACTIONS) {
- DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 1, Skipped", action);
- /* Do nothing. */
-
- } else {
- grfmsg(GMS_WARN, "Unknown special sprite action %x, skipping.", action);
- }
-
- } else {
- error("Invalid stage %d", stage);
- }
-
- free(buf);
-#undef NUM_ACTIONS
-}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/newgrf.c Wed Nov 17 18:49:55 2004 +0000
@@ -0,0 +1,2122 @@
+#include "stdafx.h"
+
+#include <stdarg.h>
+
+#include "ttd.h"
+#include "gfx.h"
+#include "fileio.h"
+#include "engine.h"
+#include "station.h"
+#include "sprite.h"
+#include "newgrf.h"
+
+/* TTDPatch extended GRF format codec
+ * (c) Petr Baudis 2004 (GPL'd)
+ * Changes by Florian octo Forster are (c) by the OpenTTD development team.
+ *
+ * Contains portions of documentation by TTDPatch team.
+ * Thanks especially to Josef Drexler for the documentation as well as a lot
+ * of help at #tycoon. Also thanks to Michael Blunck for is GRF files which
+ * served as subject to the initial testing of this codec. */
+
+extern int _skip_sprites;
+extern int _replace_sprites_count[16];
+extern int _replace_sprites_offset[16];
+extern int _traininfo_vehicle_pitch;
+
+static struct GRFFile *_cur_grffile;
+static int _cur_spriteid;
+static int _cur_stage;
+extern int _custom_sprites_base;
+
+static int32 _paramlist[0x7f];
+static int _param_max;
+
+/* 32 * 8 = 256 flags. Apparently TTDPatch uses this many.. */
+static uint32 _ttdpatch_flags[8];
+
+
+enum grfspec_feature {
+ GSF_TRAIN,
+ GSF_ROAD,
+ GSF_SHIP,
+ GSF_AIRCRAFT,
+ GSF_STATION,
+ GSF_BRIDGE,
+ GSF_TOWNHOUSE,
+};
+
+
+typedef void (*SpecialSpriteHandler)(byte *buf, int len);
+
+static const int _vehcounts[4] = {
+ /* GSF_TRAIN */ NUM_TRAIN_ENGINES,
+ /* GSF_ROAD */ NUM_ROAD_ENGINES,
+ /* GSF_SHIP */ NUM_SHIP_ENGINES,
+ /* GSF_AIRCRAFT */ NUM_AIRCRAFT_ENGINES
+};
+
+static const int _vehshifts[4] = {
+ /* GSF_TRAIN */ 0,
+ /* GSF_ROAD */ ROAD_ENGINES_INDEX,
+ /* GSF_SHIP */ SHIP_ENGINES_INDEX,
+ /* GSF_AIRCRAFT */ AIRCRAFT_ENGINES_INDEX,
+};
+
+
+/* Debugging messages policy:
+ *
+ * These should be the severities used for direct DEBUG() calls
+ * (there is room for exceptions, but you have to have a good cause):
+ *
+ * 0..2 - dedicated to grfmsg()
+ * 3
+ * 4
+ * 5
+ * 6 - action handler entry reporting - one per action
+ * 7 - basic action progress reporting - in loops, only single one allowed
+ * 8 - more detailed progress reporting - less important stuff, in deep loops etc
+ * 9 - extremely detailed progress reporting - detailed reports inside of deep loops and so
+ */
+
+
+enum grfmsg_severity {
+ GMS_NOTICE,
+ GMS_WARN,
+ GMS_ERROR,
+ GMS_FATAL,
+};
+
+static void CDECL grfmsg(enum grfmsg_severity severity, const char *str, ...)
+{
+ static const char * const severitystr[4] = { "Notice", "Warning", "Error", "Fatal" };
+ int export_severity = 0;
+ char buf[1024];
+ va_list va;
+
+ va_start(va, str);
+ vsprintf(buf, str, va);
+ va_end(va);
+
+ export_severity = 2 - (severity == GMS_FATAL ? 2 : severity);
+ DEBUG(grf, export_severity) ("[%s][%s] %s", _cur_grffile->filename, severitystr[severity], buf);
+}
+
+
+#define check_length(real, wanted, where) \
+do { \
+ if (real < wanted) { \
+ grfmsg(GMS_ERROR, "%s: Invalid special sprite length %d (expected %d)!", where, real, wanted); \
+ return; \
+ } \
+} while (0)
+
+
+static byte INLINE grf_load_byte(byte **buf)
+{
+ return *(*buf)++;
+}
+
+static uint16 grf_load_word(byte **buf)
+{
+ uint16 val;
+ byte *p = *buf;
+ val = p[0];
+ val |= p[1] << 8;
+ *buf = p + 2;
+ return val;
+}
+
+static uint16 grf_load_dword(byte **buf)
+{
+ uint32 val;
+ byte *p = *buf;
+ val = p[0];
+ val |= p[1] << 8;
+ val |= p[2] << 16;
+ val |= p[3] << 24;
+ *buf = p + 4;
+ return val;
+}
+
+
+static struct GRFFile *GetFileByGRFID(uint32 grfid)
+{
+ struct GRFFile *file;
+
+ file = _first_grffile;
+ while ((file != NULL) && (file->grfid != grfid))
+ file = file->next;
+
+ return file;
+}
+
+static struct GRFFile *GetFileByFilename(const char *filename)
+{
+ struct GRFFile *file;
+
+ file = _first_grffile;
+ while ((file != NULL) && strcmp(file->filename, filename))
+ file = file->next;
+
+ return file;
+}
+
+
+typedef bool (*VCI_Handler)(uint engine, int numinfo, int prop, byte **buf, int len);
+
+#define FOR_EACH_OBJECT for (i = 0; i < numinfo; i++)
+
+static void dewagonize(int condition, int engine)
+{
+ EngineInfo *ei = &_engine_info[engine];
+ RailVehicleInfo *rvi = &_rail_vehicle_info[engine];
+
+ if (condition != 0) {
+ ei->unk2 &= ~0x80;
+ rvi->flags &= ~2;
+ } else {
+ ei->unk2 |= 0x80;
+ rvi->flags |= 2;
+ }
+}
+
+static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
+{
+ EngineInfo *ei = &_engine_info[engine];
+ RailVehicleInfo *rvi = &_rail_vehicle_info[engine];
+ byte *buf = *bufp;
+ int i;
+ bool ret = false;
+
+ switch (prop) {
+ case 0x05: { /* Track type */
+ FOR_EACH_OBJECT {
+ uint8 tracktype = grf_load_byte(&buf);
+
+ ei[i].railtype_climates &= 0xf;
+ ei[i].railtype_climates |= tracktype << 4;
+ }
+ } break;
+ case 0x08: { /* AI passenger service */
+ /* TODO */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = true;
+ } break;
+ case 0x09: { /* Speed */
+ FOR_EACH_OBJECT {
+ uint16 speed = grf_load_word(&buf);
+
+ rvi[i].max_speed = speed;
+ dewagonize(speed, engine + i);
+ }
+ } break;
+ case 0x0B: { /* Power */
+ FOR_EACH_OBJECT {
+ uint16 power = grf_load_word(&buf);
+
+ rvi[i].power = power;
+ dewagonize(power, engine + i);
+ }
+ } break;
+ case 0x0D: { /* Running cost factor */
+ FOR_EACH_OBJECT {
+ uint8 runcostfact = grf_load_byte(&buf);
+
+ rvi[i].running_cost_base = runcostfact;
+ dewagonize(runcostfact, engine + i);
+ }
+ } break;
+ case 0x0E: { /* Running cost base */
+ FOR_EACH_OBJECT {
+ uint32 base = grf_load_dword(&buf);
+
+ switch (base) {
+ case 0x4C30:
+ rvi[i].engclass = 0;
+ break;
+ case 0x4C36:
+ rvi[i].engclass = 1;
+ break;
+ case 0x4C3C:
+ rvi[i].engclass = 2;
+ break;
+ }
+ dewagonize(base, engine + i);
+ }
+ } break;
+ case 0x12: { /* Sprite ID */
+ FOR_EACH_OBJECT {
+ uint8 spriteid = grf_load_byte(&buf);
+
+ if (spriteid == 0xFD && rvi[i].image_index != 0xFD)
+ _engine_original_sprites[engine + i] = rvi[i].image_index;
+ rvi[i].image_index = spriteid;
+ }
+ } break;
+ case 0x13: { /* Dual-headed */
+ FOR_EACH_OBJECT {
+ uint8 dual = grf_load_byte(&buf);
+
+ if (dual != 0) {
+ rvi[i].flags |= 1;
+ } else {
+ rvi[i].flags &= ~1;
+ }
+ }
+ } break;
+ case 0x14: { /* Cargo capacity */
+ FOR_EACH_OBJECT {
+ uint8 capacity = grf_load_byte(&buf);
+
+ rvi[i].capacity = capacity;
+ }
+ } break;
+ case 0x15: { /* Cargo type */
+ FOR_EACH_OBJECT {
+ uint8 ctype = grf_load_byte(&buf);
+
+ rvi[i].cargo_type = ctype;
+ }
+ } break;
+ case 0x16: { /* Weight */
+ FOR_EACH_OBJECT {
+ uint8 weight = grf_load_byte(&buf);
+
+ rvi[i].weight = weight;
+ }
+ } break;
+ case 0x17: { /* Cost factor */
+ FOR_EACH_OBJECT {
+ uint8 cfactor = grf_load_byte(&buf);
+
+ rvi[i].base_cost = cfactor;
+ }
+ } break;
+ case 0x18: { /* AI rank */
+ /* TODO: _railveh_score should be merged to _rail_vehicle_info. */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = true;
+ } break;
+ case 0x19: { /* Engine traction type */
+ /* TODO: What do the individual numbers mean?
+ * XXX: And in what base are they, in fact? --pasky */
+ FOR_EACH_OBJECT {
+ uint8 traction = grf_load_byte(&buf);
+ int engclass;
+
+ if (traction <= 0x07)
+ engclass = 0;
+ else if (traction <= 0x27)
+ engclass = 1;
+ else if (traction <= 0x31)
+ engclass = 2;
+ else
+ break;
+
+ rvi[i].engclass = engclass;
+ }
+ } break;
+ case 0x1D: { /* Refit cargo */
+ FOR_EACH_OBJECT {
+ uint32 refit_mask = grf_load_dword(&buf);
+
+ _engine_refit_masks[engine + i] = refit_mask;
+ }
+ } break;
+
+ /* TODO */
+ /* Fall-through for unimplemented two bytes long properties. */
+ case 0x1B: /* Powered wagons power bonus */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ /* Fall-through for unimplemented one byte long properties. */
+ case 0x1A: /* Sort order */
+ case 0x1C: /* Refit cost */
+ case 0x1E: /* Callback */
+ case 0x1F: /* Tractive effort */
+ case 0x21: /* Shorter tenders */
+ case 0x22: /* Visual */
+ case 0x23: {/* Powered wagons weight bonus */
+ /* TODO */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = true;
+ } break;
+ default:
+ ret = true;
+ }
+ *bufp = buf;
+ return ret;
+}
+
+static bool RoadVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
+{
+ RoadVehicleInfo *rvi = &_road_vehicle_info[engine];
+ byte *buf = *bufp;
+ int i;
+ bool ret = false;
+
+ switch (prop) {
+ case 0x08: { /* Speed */
+ FOR_EACH_OBJECT {
+ uint8 speed = grf_load_byte(&buf);
+
+ rvi[i].max_speed = speed; // ?? units
+ }
+ } break;
+ case 0x09: { /* Running cost factor */
+ FOR_EACH_OBJECT {
+ uint8 runcost = grf_load_byte(&buf);
+
+ rvi[i].running_cost = runcost;
+ }
+ } break;
+ case 0x0A: /* Running cost base */
+ /* TODO: I have no idea. --pasky */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = true;
+ break;
+ case 0x0E: { /* Sprite ID */
+ FOR_EACH_OBJECT {
+ uint8 spriteid = grf_load_byte(&buf);
+
+ if (spriteid == 0xFF)
+ spriteid = 0xFD; // cars have different custom id in the GRF file
+
+ // This is currently not used but there's no reason
+ // in not having it here for the future.
+ if (spriteid == 0xFD && rvi[i].image_index != 0xFD)
+ _engine_original_sprites[ROAD_ENGINES_INDEX + engine + i] = rvi[i].image_index;
+
+ rvi[i].image_index = spriteid;
+ }
+ } break;
+ case 0x0F: { /* Cargo capacity */
+ FOR_EACH_OBJECT {
+ uint16 capacity = grf_load_word(&buf);
+
+ rvi[i].capacity = capacity;
+ }
+ } break;
+ case 0x10: { /* Cargo type */
+ FOR_EACH_OBJECT {
+ uint8 cargo = grf_load_byte(&buf);
+
+ rvi[i].cargo_type = cargo;
+ }
+ } break;
+ case 0x11: { /* Cost factor */
+ FOR_EACH_OBJECT {
+ uint8 cost_factor = grf_load_byte(&buf);
+
+ rvi[i].base_cost = cost_factor; // ?? is it base_cost?
+ }
+ } break;
+ case 0x12: { /* SFX */
+ FOR_EACH_OBJECT {
+ uint8 sfx = grf_load_byte(&buf);
+
+ rvi[i].sfx = sfx;
+ }
+ } break;
+ case 0x13: /* Power in 10hp */
+ case 0x14: /* Weight in 1/4 tons */
+ case 0x15: /* Speed in mph*0.8 */
+ /* TODO: Support for road vehicles realistic power
+ * computations (called rvpower in TTDPatch) is just
+ * missing in OTTD yet. --pasky */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = true;
+ break;
+ case 0x16: { /* Cargos available for refitting */
+ FOR_EACH_OBJECT {
+ uint32 refit_mask = grf_load_dword(&buf);
+
+ _engine_refit_masks[ROAD_ENGINES_INDEX + engine + i] = refit_mask;
+ }
+ } break;
+ case 0x17: /* Callback */
+ case 0x18: /* Tractive effort */
+ /* TODO */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = true;
+ break;
+ default:
+ ret = true;
+ }
+
+ *bufp = buf;
+ return ret;
+}
+
+static bool ShipVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
+{
+ ShipVehicleInfo *svi = &_ship_vehicle_info[engine];
+ byte *buf = *bufp;
+ int i;
+ bool ret = false;
+
+ //printf("e %x prop %x?\n", engine, prop);
+ switch (prop) {
+ case 0x08: { /* Sprite ID */
+ FOR_EACH_OBJECT {
+ uint8 spriteid = grf_load_byte(&buf);
+
+ if (spriteid == 0xFF)
+ spriteid = 0xFD; // ships have different custom id in the GRF file
+
+ // This is currently not used but there's no reason
+ // in not having it here for the future.
+ if (spriteid == 0xFD && svi[i].image_index != 0xFD)
+ _engine_original_sprites[SHIP_ENGINES_INDEX + engine + i] = svi[i].image_index;
+
+ svi[i].image_index = spriteid;
+ }
+ } break;
+ case 0x09: { /* Refittable */
+ FOR_EACH_OBJECT {
+ uint8 refittable = grf_load_byte(&buf);
+
+ svi[i].refittable = refittable;
+ }
+ } break;
+ case 0x0A: { /* Cost factor */
+ FOR_EACH_OBJECT {
+ uint8 cost_factor = grf_load_byte(&buf);
+
+ svi[i].base_cost = cost_factor; // ?? is it base_cost?
+ }
+ } break;
+ case 0x0B: { /* Speed */
+ FOR_EACH_OBJECT {
+ uint8 speed = grf_load_byte(&buf);
+
+ svi[i].max_speed = speed; // ?? units
+ }
+ } break;
+ case 0x0C: { /* Cargo type */
+ FOR_EACH_OBJECT {
+ uint8 cargo = grf_load_byte(&buf);
+
+ // XXX: Need to consult this with patchman yet.
+#if 0
+ // Documentation claims this is already the
+ // per-landscape cargo type id, but newships.grf
+ // assume otherwise.
+ cargo = local_cargo_id_ctype[cargo];
+#endif
+ svi[i].cargo_type = cargo;
+ }
+ } break;
+ case 0x0D: { /* Cargo capacity */
+ FOR_EACH_OBJECT {
+ uint16 capacity = grf_load_word(&buf);
+
+ svi[i].capacity = capacity;
+ }
+ } break;
+ case 0x0F: { /* Running cost factor */
+ FOR_EACH_OBJECT {
+ uint8 runcost = grf_load_byte(&buf);
+
+ svi[i].running_cost = runcost;
+ }
+ } break;
+ case 0x10: { /* SFX */
+ FOR_EACH_OBJECT {
+ uint8 sfx = grf_load_byte(&buf);
+
+ svi[i].sfx = sfx;
+ }
+ } break;
+ case 0x11: { /* Cargos available for refitting */
+ FOR_EACH_OBJECT {
+ uint32 refit_mask = grf_load_dword(&buf);
+
+ _engine_refit_masks[SHIP_ENGINES_INDEX + engine + i] = refit_mask;
+ }
+ } break;
+ case 0x12: { /* Callback TODO */
+ ret = true;
+ } break;
+ default:
+ ret = true;
+ }
+
+ *bufp = buf;
+ return ret;
+}
+
+static bool AircraftVehicleChangeInfo(uint engine, int numinfo, int prop, byte **bufp, int len)
+{
+ AircraftVehicleInfo *avi = &_aircraft_vehicle_info[engine];
+ byte *buf = *bufp;
+ int i;
+ bool ret = false;
+
+ //printf("e %x prop %x?\n", engine, prop);
+ switch (prop) {
+ case 0x08: { /* Sprite ID */
+ FOR_EACH_OBJECT {
+ uint8 spriteid = grf_load_byte(&buf);
+
+ if (spriteid == 0xFF)
+ spriteid = 0xFD; // ships have different custom id in the GRF file
+
+ // This is currently not used but there's no reason
+ // in not having it here for the future.
+ if (spriteid == 0xFD && avi[i].image_index != 0xFD)
+ _engine_original_sprites[AIRCRAFT_ENGINES_INDEX + engine + i] = avi[i].image_index;
+
+ avi[i].image_index = spriteid;
+ }
+ } break;
+ case 0x09: { /* Helicopter */
+ FOR_EACH_OBJECT {
+ uint8 heli = grf_load_byte(&buf);
+
+ avi[i].subtype = (heli == 0) ? 0 : 1;
+ }
+ } break;
+ case 0x0A: { /* Large */
+ FOR_EACH_OBJECT {
+ uint8 large = grf_load_byte(&buf);
+
+ avi[i].subtype = (large == 1) ? 3 : 1;
+ }
+ } break;
+ case 0x0B: { /* Cost factor */
+ FOR_EACH_OBJECT {
+ uint8 cost_factor = grf_load_byte(&buf);
+
+ avi[i].base_cost = cost_factor; // ?? is it base_cost?
+ }
+ } break;
+ case 0x0C: { /* Speed */
+ FOR_EACH_OBJECT {
+ uint8 speed = grf_load_byte(&buf);
+
+ avi[i].max_speed = speed; // ?? units
+ }
+ } break;
+ case 0x0D: { /* Acceleration */
+ FOR_EACH_OBJECT {
+ uint8 accel = grf_load_byte(&buf);
+
+ avi[i].acceleration = accel;
+ }
+ } break;
+ case 0x0E: { /* Running cost factor */
+ FOR_EACH_OBJECT {
+ uint8 runcost = grf_load_byte(&buf);
+
+ avi[i].running_cost = runcost;
+ }
+ } break;
+ case 0x0F: { /* Passenger capacity */
+ FOR_EACH_OBJECT {
+ uint16 capacity = grf_load_word(&buf);
+
+ avi[i].passanger_capacity = capacity;
+ }
+ } break;
+ case 0x11: { /* Mail capacity */
+ FOR_EACH_OBJECT {
+ uint8 capacity = grf_load_byte(&buf);
+
+ avi[i].mail_capacity = capacity;
+ }
+ } break;
+ case 0x12: { /* SFX */
+ FOR_EACH_OBJECT {
+ uint8 sfx = grf_load_byte(&buf);
+
+ avi[i].sfx = sfx;
+ }
+ } break;
+ case 0x13: { /* Cargos available for refitting */
+ FOR_EACH_OBJECT {
+ uint32 refit_mask = grf_load_dword(&buf);
+
+ _engine_refit_masks[AIRCRAFT_ENGINES_INDEX + engine + i] = refit_mask;
+ }
+ } break;
+ case 0x14: { /* Callback TODO */
+ ret = true;
+ } break;
+ default:
+ ret = true;
+ }
+
+ *bufp = buf;
+ return ret;
+}
+
+static bool StationChangeInfo(uint stid, int numinfo, int prop, byte **bufp, int len)
+{
+ byte *buf = *bufp;
+ int i;
+ int ret = 0;
+
+ /* This is one single huge TODO. It doesn't handle anything more than
+ * just waypoints for now. */
+
+ //printf("sci %d %d [0x%02x]\n", stid, numinfo, prop);
+ switch (prop) {
+ case 0x08:
+ { /* Class ID */
+ FOR_EACH_OBJECT {
+ struct StationSpec *stat = &_cur_grffile->stations[stid + i];
+ uint32 classid;
+
+ /* classid, for a change, is always little-endian */
+ classid = *(buf++) << 24;
+ classid |= *(buf++) << 16;
+ classid |= *(buf++) << 8;
+ classid |= *(buf++);
+
+ switch (classid) {
+ case 'DFLT':
+ stat->sclass = STAT_CLASS_DFLT;
+ break;
+ case 'WAYP':
+ stat->sclass = STAT_CLASS_WAYP;
+ break;
+ default:
+ /* TODO: No support for custom
+ * classes for now, so stuff
+ * everything to the single
+ * default one. --pasky */
+ stat->sclass = STAT_CLASS_DFLT;
+ //stat->sclass = STAT_CLASS_CUSTOM;
+ break;
+ }
+ }
+ break;
+ }
+ case 0x09:
+ { /* Define sprite layout */
+ FOR_EACH_OBJECT {
+ struct StationSpec *stat = &_cur_grffile->stations[stid + i];
+ int t;
+
+ stat->tiles = grf_load_byte(&buf);
+ for (t = 0; t < stat->tiles; t++) {
+ DrawTileSprites *dts = &stat->renderdata[t];
+ int seq_count = 0;
+
+ if (t >= 8) {
+ grfmsg(GMS_WARN, "StationChangeInfo: Sprite %d>=8, skipping.", t);
+ grf_load_dword(&buf); // at least something
+ continue;
+ }
+
+ dts->ground_sprite = grf_load_dword(&buf);
+ if (!dts->ground_sprite) {
+ static const DrawTileSeqStruct empty = {0x80};
+ dts->seq = ∅
+ continue;
+ }
+
+ dts->seq = NULL;
+ while (buf < *bufp + len) {
+ DrawTileSeqStruct *dtss;
+
+ // no relative bounding box support
+ dts->seq = realloc((void*)dts->seq, ++seq_count * sizeof(DrawTileSeqStruct));
+ dtss = (DrawTileSeqStruct*) &dts->seq[seq_count - 1];
+
+ dtss->delta_x = grf_load_byte(&buf);
+ if ((byte) dtss->delta_x == 0x80) break;
+ dtss->delta_y = grf_load_byte(&buf);
+ dtss->delta_z = grf_load_byte(&buf);
+ dtss->width = grf_load_byte(&buf);
+ dtss->height = grf_load_byte(&buf);
+ dtss->unk = grf_load_byte(&buf);
+ dtss->image = grf_load_dword(&buf) - 0x42d;
+ }
+ }
+ }
+ break;
+ }
+ case 0x0a:
+ { /* Copy sprite layout */
+ FOR_EACH_OBJECT {
+ struct StationSpec *stat = &_cur_grffile->stations[stid + i];
+ byte srcid = grf_load_byte(&buf);
+ struct StationSpec *srcstat = &_cur_grffile->stations[srcid];
+ int t;
+
+ stat->tiles = srcstat->tiles;
+ for (t = 0; t < stat->tiles; t++) {
+ DrawTileSprites *dts = &stat->renderdata[t];
+ DrawTileSprites *sdts = &srcstat->renderdata[t];
+ DrawTileSeqStruct const *sdtss = sdts->seq;
+ int seq_count = 0;
+
+ dts->ground_sprite = sdts->ground_sprite;
+ if (!dts->ground_sprite) {
+ static const DrawTileSeqStruct empty = {0x80};
+ dts->seq = ∅
+ continue;
+ }
+
+ dts->seq = NULL;
+ while (1) {
+ DrawTileSeqStruct *dtss;
+
+ // no relative bounding box support
+ dts->seq = realloc((void*)dts->seq, ++seq_count * sizeof(DrawTileSeqStruct));
+ dtss = (DrawTileSeqStruct*) &dts->seq[seq_count - 1];
+ *dtss = *sdtss;
+ if ((byte) dtss->delta_x == 0x80) break;
+ sdtss++;
+ }
+ }
+ }
+ break;
+ }
+ case 0x0b:
+ { /* Callback */
+ /* TODO */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = 1;
+ break;
+ }
+ case 0x0C:
+ { /* Platforms number */
+ FOR_EACH_OBJECT {
+ struct StationSpec *stat = &_cur_grffile->stations[stid + i];
+
+ stat->allowed_platforms = ~grf_load_byte(&buf);
+ }
+ break;
+ }
+ case 0x0D:
+ { /* Platforms length */
+ FOR_EACH_OBJECT {
+ struct StationSpec *stat = &_cur_grffile->stations[stid + i];
+
+ stat->allowed_lengths = ~grf_load_byte(&buf);
+ }
+ break;
+ }
+ case 0x0e:
+ { /* Define custom layout */
+ FOR_EACH_OBJECT {
+ struct StationSpec *stat = &_cur_grffile->stations[stid + i];
+
+ while (buf < *bufp + len) {
+ byte length = grf_load_byte(&buf);
+ byte number = grf_load_byte(&buf);
+ StationLayout layout;
+ int l, p;
+
+ if (length == 0 || number == 0) break;
+
+ //debug("l %d > %d ?", length, stat->lengths);
+ if (length > stat->lengths) {
+ stat->platforms = realloc(stat->platforms, length);
+ memset(stat->platforms + stat->lengths, 0, length - stat->lengths);
+
+ stat->layouts = realloc(stat->layouts, length * sizeof(*stat->layouts));
+ memset(stat->layouts + stat->lengths, 0,
+ (length - stat->lengths) * sizeof(*stat->layouts));
+
+ stat->lengths = length;
+ }
+ l = length - 1; // index is zero-based
+
+ //debug("p %d > %d ?", number, stat->platforms[l]);
+ if (number > stat->platforms[l]) {
+ stat->layouts[l] = realloc(stat->layouts[l],
+ number * sizeof(**stat->layouts));
+ // We expect NULL being 0 here, but C99 guarantees that.
+ memset(stat->layouts[l] + stat->platforms[l], 0,
+ (number - stat->platforms[l]) * sizeof(**stat->layouts));
+
+ stat->platforms[l] = number;
+ }
+
+ layout = malloc(length * number);
+ for (l = 0; l < length; l++)
+ for (p = 0; p < number; p++)
+ layout[l * number + p] = grf_load_byte(&buf);
+
+ l--;
+ p--;
+ free(stat->layouts[l][p]);
+ stat->layouts[l][p] = layout;
+ }
+ }
+ break;
+ }
+ case 0x0f:
+ { /* Copy custom layout */
+ /* TODO */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ ret = 1;
+ break;
+ }
+ case 0x10:
+ { /* Little/lots cargo threshold */
+ /* TODO */
+ FOR_EACH_OBJECT {
+ grf_load_word(&buf);
+ }
+ ret = 1;
+ break;
+ }
+ case 0x11:
+ { /* Pylon placement */
+ /* TODO; makes sense only for electrified tracks */
+ FOR_EACH_OBJECT {
+ grf_load_word(&buf);
+ }
+ ret = 1;
+ break;
+ }
+ case 0x12:
+ { /* Cargo types for random triggers */
+ /* TODO */
+ FOR_EACH_OBJECT {
+ grf_load_dword(&buf);
+ }
+ ret = 1;
+ break;
+ }
+ default:
+ ret = 1;
+ break;
+ }
+
+ *bufp = buf;
+ return ret;
+}
+
+#undef shift_buf
+
+
+/* Action 0x00 */
+static void VehicleChangeInfo(byte *buf, int len)
+{
+ byte *bufend = buf + len;
+ int i;
+
+ /* <00> <feature> <num-props> <num-info> <id> (<property <new-info>)...
+ *
+ * B feature 0, 1, 2 or 3 for trains, road vehicles, ships or planes
+ * 4 for defining new train station sets
+ * B num-props how many properties to change per vehicle/station
+ * B num-info how many vehicles/stations to change
+ * B id ID of first vehicle/station to change, if num-info is
+ * greater than one, this one and the following
+ * vehicles/stations will be changed
+ * B property what property to change, depends on the feature
+ * V new-info new bytes of info (variable size; depends on properties) */
+ /* TODO: Bridges, town houses. */
+
+ static const VCI_Handler handler[7] = {
+ /* GSF_TRAIN */ RailVehicleChangeInfo,
+ /* GSF_ROAD */ RoadVehicleChangeInfo,
+ /* GSF_SHIP */ ShipVehicleChangeInfo,
+ /* GSF_AIRCRAFT */ AircraftVehicleChangeInfo,
+ /* GSF_STATION */ StationChangeInfo,
+ /* GSF_BRIDGE */ NULL,
+ /* GSF_TOWNHOUSE */NULL,
+ };
+
+ uint8 feature;
+ uint8 numprops;
+ uint8 numinfo;
+ byte engine;
+ EngineInfo *ei;
+
+ if (len == 1) {
+ DEBUG(grf, 8) ("Silently ignoring one-byte special sprite 0x00.");
+ return;
+ }
+
+ check_length(len, 6, "VehicleChangeInfo");
+ feature = buf[1];
+ numprops = buf[2];
+ numinfo = buf[3];
+ engine = buf[4];
+
+ DEBUG(grf, 6) ("VehicleChangeInfo: Feature %d, %d properties, to apply to %d+%d",
+ feature, numprops, engine, numinfo);
+
+ if (feature > GSF_STATION) {
+ grfmsg(GMS_WARN, "VehicleChangeInfo: Unsupported feature %d, skipping.", feature);
+ return;
+ }
+
+ if (feature != GSF_STATION)
+ ei = &_engine_info[engine + _vehshifts[feature]];
+
+ buf += 5;
+
+ while (numprops-- && buf < bufend) {
+ uint8 prop = grf_load_byte(&buf);
+
+ if (feature == GSF_STATION)
+ // stations don't share those common properties
+ goto run_handler;
+
+ switch (prop) {
+ case 0x00: { /* Introduction date */
+ FOR_EACH_OBJECT {
+ uint16 date = grf_load_word(&buf);
+
+ ei[i].base_intro = date;
+ }
+ } break;
+ case 0x02: { /* Decay speed */
+ FOR_EACH_OBJECT {
+ uint8 decay = grf_load_byte(&buf);
+
+ ei[i].unk2 &= 0x80;
+ ei[i].unk2 |= decay & 0x7f;
+ }
+ } break;
+ case 0x03: { /* Vehicle life */
+ FOR_EACH_OBJECT {
+ uint8 life = grf_load_byte(&buf);
+
+ ei[i].lifelength = life;
+ }
+ } break;
+ case 0x04: { /* Model life */
+ FOR_EACH_OBJECT {
+ uint8 life = grf_load_byte(&buf);
+
+ ei[i].base_life = life;
+ }
+ } break;
+ case 0x06: { /* Climates available */
+ FOR_EACH_OBJECT {
+ uint8 climates = grf_load_byte(&buf);
+
+ ei[i].railtype_climates &= 0xf0;
+ ei[i].railtype_climates |= climates;
+ }
+ } break;
+ case 0x07: { /* Loading speed */
+ /* TODO */
+ /* Hyronymus explained me what does
+ * this mean and insists on having a
+ * credit ;-). --pasky */
+ /* TODO: This needs to be supported by
+ * LoadUnloadVehicle() first. */
+ FOR_EACH_OBJECT {
+ grf_load_byte(&buf);
+ }
+ goto ignoring;
+ }
+ default: {
+run_handler:
+ if (handler[feature](engine, numinfo, prop, &buf, bufend - buf)) {
+ignoring:
+ grfmsg(GMS_NOTICE, "VehicleChangeInfo: Ignoring property %x (not implemented).", prop);
+ }
+ break;
+ }
+ }
+ }
+#undef shift_buf
+}
+
+#undef FOR_EACH_OBJECT
+
+
+/* Action 0x01 */
+static void NewSpriteSet(byte *buf, int len)
+{
+ /* <01> <feature> <num-sets> <num-ent>
+ *
+ * B feature feature to define sprites for
+ * 0, 1, 2, 3: veh-type, 4: train stations
+ * B num-sets number of sprite sets
+ * B num-ent how many entries per sprite set
+ * For vehicles, this is the number of different
+ * vehicle directions in each sprite set
+ * Set num-dirs=8, unless your sprites are symmetric.
+ * In that case, use num-dirs=4.
+ * For stations, must be 12 (hex) for the eighteen
+ * different sprites that make up a station */
+ /* TODO: No stations support. */
+ uint8 feature;
+
+ check_length(len, 4, "NewSpriteSet");
+ feature = buf[1];
+
+ _cur_grffile->spriteset_start = _cur_spriteid + 1;
+ _cur_grffile->spriteset_feature = feature;
+ _cur_grffile->spriteset_numsets = buf[2];
+ _cur_grffile->spriteset_numents = buf[3];
+}
+
+/* Action 0x02 */
+static void NewSpriteGroup(byte *buf, int len)
+{
+ byte *bufend = buf + len;
+
+ /* <02> <feature> <set-id> <type/num-entries> <feature-specific-data...>
+ *
+ * B feature see action 1
+ * B set-id ID of this particular definition
+ * B type/num-entries
+ * if 80 or greater, this is a randomized or variational
+ * list definition, see below
+ * otherwise it specifies a number of entries, the exact
+ * meaning depends on the feature
+ * V feature-specific-data (huge mess, don't even look it up --pasky) */
+ /* TODO: No 0x80-types (ugh). */
+ /* TODO: Also, empty sprites aren't handled for now. Need to investigate
+ * the "opacity" rules for these, that is which sprite to fall back to
+ * when. --pasky */
+ uint8 feature;
+ uint8 setid;
+ /* XXX: For stations, these two are "little cargo" and "lotsa cargo" sets. */
+ uint8 numloaded;
+ uint8 numloading;
+ struct SpriteGroup *group;
+ struct RealSpriteGroup *rg;
+ byte *loaded_ptr;
+ byte *loading_ptr;
+ int i;
+
+ check_length(len, 5, "NewSpriteGroup");
+ feature = buf[1];
+ setid = buf[2];
+ numloaded = buf[3];
+ numloading = buf[4];
+
+ if (numloaded == 0x81 || numloaded == 0x82) {
+ struct DeterministicSpriteGroup *dg;
+ uint16 groupid;
+ int i;
+
+ // Ok, this is gonna get a little wild, so hold your breath...
+
+ /* This stuff is getting actually evaluated in
+ * EvalDeterministicSpriteGroup(). */
+
+ buf += 4; len -= 4;
+ check_length(len, 6, "NewSpriteGroup 0x81/0x82");
+
+ if (setid >= _cur_grffile->spritegroups_count) {
+ _cur_grffile->spritegroups_count = setid + 1;
+ _cur_grffile->spritegroups = realloc(_cur_grffile->spritegroups, _cur_grffile->spritegroups_count * sizeof(struct SpriteGroup));
+ }
+
+ group = &_cur_grffile->spritegroups[setid];
+ memset(group, 0, sizeof(struct SpriteGroup));
+ group->type = SGT_DETERMINISTIC;
+ dg = &group->g.determ;
+
+ /* XXX: We don't free() anything, assuming that if there was
+ * some action here before, it got associated by action 3.
+ * We should perhaps keep some refcount? --pasky */
+
+ dg->var_scope = numloaded == 0x82 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
+ dg->variable = grf_load_byte(&buf);
+
+ dg->shift_num = grf_load_byte(&buf);
+ dg->and_mask = grf_load_byte(&buf);
+ dg->operation = dg->shift_num >> 6; /* w00t */
+ dg->shift_num &= 0x3F;
+ if (dg->operation != DSG_OP_NONE) {
+ dg->add_val = grf_load_byte(&buf);
+ dg->divmod_val = grf_load_byte(&buf);
+ }
+
+ /* (groupid & 0x8000) means this is callback result; we happily
+ * ignore that for now. */
+
+ dg->num_ranges = grf_load_byte(&buf);
+ dg->ranges = calloc(dg->num_ranges, sizeof(*dg->ranges));
+ for (i = 0; i < dg->num_ranges; i++) {
+ groupid = grf_load_word(&buf);
+ if (groupid & 0x8000 || groupid >= _cur_grffile->spritegroups_count) {
+ /* This doesn't exist for us. */
+ grf_load_word(&buf); // skip range
+ i--; dg->num_ranges--;
+ continue;
+ }
+ /* XXX: If multiple surreal sets attach a surreal
+ * set this way, we are in trouble. */
+ dg->ranges[i].group = _cur_grffile->spritegroups[groupid];
+ dg->ranges[i].low = grf_load_byte(&buf);
+ dg->ranges[i].high = grf_load_byte(&buf);
+ }
+
+ groupid = grf_load_word(&buf);
+ if (groupid & 0x8000 || groupid >= _cur_grffile->spritegroups_count) {
+ /* This spritegroup stinks. */
+ free(dg->ranges), dg->ranges = NULL;
+ grfmsg(GMS_WARN, "NewSpriteGroup(%02x:0x%x): Default groupid %04x is cargo callback or unknown, ignoring spritegroup.", setid, numloaded, groupid);
+ return;
+ }
+
+ dg->default_group = malloc(sizeof(*dg->default_group));
+ memcpy(dg->default_group, &_cur_grffile->spritegroups[groupid], sizeof(*dg->default_group));
+
+ return;
+
+ } else if (numloaded == 0x80 || numloaded == 0x83) {
+ struct RandomizedSpriteGroup *rg;
+ int i;
+
+ /* This stuff is getting actually evaluated in
+ * EvalRandomizedSpriteGroup(). */
+
+ buf += 4;
+ len -= 4;
+ check_length(len, 6, "NewSpriteGroup 0x80/0x83");
+
+ if (setid >= _cur_grffile->spritegroups_count) {
+ _cur_grffile->spritegroups_count = setid + 1;
+ _cur_grffile->spritegroups = realloc(_cur_grffile->spritegroups, _cur_grffile->spritegroups_count * sizeof(struct SpriteGroup));
+ }
+
+ group = &_cur_grffile->spritegroups[setid];
+ memset(group, 0, sizeof(*group));
+ group->type = SGT_RANDOMIZED;
+ rg = &group->g.random;
+
+ /* XXX: We don't free() anything, assuming that if there was
+ * some action here before, it got associated by action 3.
+ * We should perhaps keep some refcount? --pasky */
+
+ rg->var_scope = numloaded == 0x83 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
+
+ rg->triggers = grf_load_byte(&buf);
+ rg->cmp_mode = rg->triggers & 0x80;
+ rg->triggers &= 0x7F;
+
+ rg->lowest_randbit = grf_load_byte(&buf);
+ rg->num_groups = grf_load_byte(&buf);
+
+ rg->groups = calloc(rg->num_groups, sizeof(*rg->groups));
+ for (i = 0; i < rg->num_groups; i++) {
+ uint16 groupid = grf_load_word(&buf);
+
+ if (groupid & 0x8000 || groupid >= _cur_grffile->spritegroups_count) {
+ /* This doesn't exist for us. */
+ i--;
+ rg->num_groups--;
+ continue;
+ }
+ /* XXX: If multiple surreal sets attach a surreal
+ * set this way, we are in trouble. */
+ rg->groups[i] = _cur_grffile->spritegroups[groupid];
+ }
+
+ return;
+ }
+
+ if (!_cur_grffile->spriteset_start) {
+ grfmsg(GMS_ERROR, "NewSpriteGroup: No sprite set to work on! Skipping.");
+ return;
+ }
+
+ if (_cur_grffile->spriteset_feature != feature) {
+ grfmsg(GMS_ERROR, "NewSpriteGroup: Group feature %x doesn't match set feature %x! Playing it risky and trying to use it anyway.", feature, _cur_grffile->spriteset_feature);
+ // return; // XXX: we can't because of MB's newstats.grf --pasky
+ }
+
+ check_length(bufend - buf, 5, "NewSpriteGroup");
+ buf += 5;
+ check_length(bufend - buf, 2 * numloaded, "NewSpriteGroup");
+ loaded_ptr = buf;
+ loading_ptr = buf + 2 * numloaded;
+
+ if (numloaded > 16) {
+ grfmsg(GMS_WARN, "NewSpriteGroup: More than 16 sprites in group %x, skipping the rest.", setid);
+ numloaded = 16;
+ }
+ if (numloading > 16) {
+ grfmsg(GMS_WARN, "NewSpriteGroup: More than 16 sprites in group %x, skipping the rest.", setid);
+ numloading = 16;
+ }
+
+ if (setid >= _cur_grffile->spritegroups_count) {
+ _cur_grffile->spritegroups_count = setid + 1;
+ _cur_grffile->spritegroups = realloc(_cur_grffile->spritegroups, _cur_grffile->spritegroups_count * sizeof(struct SpriteGroup));
+ }
+ group = &_cur_grffile->spritegroups[setid];
+ memset(group, 0, sizeof(struct SpriteGroup));
+ group->type = SGT_REAL;
+ rg = &group->g.real;
+
+ rg->sprites_per_set = _cur_grffile->spriteset_numents;
+ rg->loaded_count = numloaded;
+ rg->loading_count = numloading;
+
+ DEBUG(grf, 6) ("NewSpriteGroup: New SpriteGroup 0x%02hhx, %u views, %u loaded, %u loading, sprites %u - %u",
+ setid, rg->sprites_per_set, rg->loaded_count, rg->loading_count,
+ _cur_grffile->spriteset_start - _cur_grffile->sprite_offset,
+ _cur_grffile->spriteset_start + (_cur_grffile->spriteset_numents * (numloaded + numloading)) - _cur_grffile->sprite_offset);
+
+ for (i = 0; i < numloaded; i++) {
+ uint16 spriteset_id = grf_load_word(&loaded_ptr);
+ rg->loaded[i] = _cur_grffile->spriteset_start + spriteset_id * _cur_grffile->spriteset_numents;
+ DEBUG(grf, 8) ("NewSpriteGroup: + rg->loaded[%i] = %u (subset %u)", i, rg->loaded[i], spriteset_id);
+ }
+
+ for (i = 0; i < numloading; i++) {
+ uint16 spriteset_id = grf_load_word(&loading_ptr);
+ rg->loading[i] = _cur_grffile->spriteset_start + spriteset_id * _cur_grffile->spriteset_numents;
+ DEBUG(grf, 8) ("NewSpriteGroup: + rg->loading[%i] = %u (subset %u)", i, rg->loading[i], spriteset_id);
+ }
+}
+
+/* Action 0x03 */
+static void NewVehicle_SpriteGroupMapping(byte *buf, int len)
+{
+ /* <03> <feature> <n-id> <ids>... <num-cid> [<cargo-type> <cid>]... <def-cid>
+ * id-list := [<id>] [id-list]
+ * cargo-list := <cargo-type> <cid> [cargo-list]
+ *
+ * B feature see action 0
+ * B n-id bits 0-6: how many IDs this definition applies to
+ * bit 7: if set, this is a wagon override definition (see below)
+ * B ids the IDs for which this definition applies
+ * B num-cid number of cargo IDs (sprite group IDs) in this definition
+ * can be zero, in that case the def-cid is used always
+ * B cargo-type type of this cargo type (e.g. mail=2, wood=7, see below)
+ * W cid cargo ID (sprite group ID) for this type of cargo
+ * W def-cid default cargo ID (sprite group ID) */
+ /* TODO: Bridges, town houses. */
+ /* TODO: Multiple cargo support could be useful even for trains/cars -
+ * cargo id 0xff is used for showing images in the build train list. */
+
+ static byte *last_engines;
+ static int last_engines_count;
+ uint8 feature;
+ uint8 idcount;
+ bool wagover;
+ uint8 cidcount;
+ int c, i;
+
+ check_length(len, 7, "VehicleMapSpriteGroup");
+ feature = buf[1];
+ idcount = buf[2] & 0x7F;
+ wagover = (buf[2] & 0x80) == 0x80;
+ check_length(len, 3 + idcount, "VehicleMapSpriteGroup");
+ cidcount = buf[3 + idcount];
+ check_length(len, 4 + idcount + cidcount * 3, "VehicleMapSpriteGroup");
+
+ DEBUG(grf, 6) ("VehicleMapSpriteGroup: Feature %d, %d ids, %d cids, wagon override %d.",
+ feature, idcount, cidcount, wagover);
+
+ if (feature > GSF_STATION) {
+ grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Unsupported feature %d, skipping.", feature);
+ return;
+ }
+
+
+ if (feature == GSF_STATION) {
+ // We do things differently for stations.
+
+ for (i = 0; i < idcount; i++) {
+ uint8 stid = buf[3 + i];
+ struct StationSpec *stat = &_cur_grffile->stations[stid];
+ byte *bp = &buf[4 + idcount];
+
+ for (c = 0; c < cidcount; c++) {
+ uint8 ctype = grf_load_byte(&bp);
+ uint16 groupid = grf_load_word(&bp);
+
+ if (groupid >= _cur_grffile->spritegroups_count) {
+ grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.",
+ groupid, _cur_grffile->spritegroups_count);
+ return;
+ }
+
+ if (ctype != 0xFF) {
+ /* TODO: No support for any other cargo. */
+ continue;
+ }
+
+ stat->spritegroup[1] = _cur_grffile->spritegroups[groupid];
+ }
+ }
+
+ {
+ byte *bp = buf + 4 + idcount + cidcount * 3;
+ uint16 groupid = grf_load_word(&bp);
+
+ if (groupid >= _cur_grffile->spritegroups_count) {
+ grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.",
+ groupid, _cur_grffile->spritegroups_count);
+ return;
+ }
+
+ for (i = 0; i < idcount; i++) {
+ uint8 stid = buf[3 + i];
+ struct StationSpec *stat = &_cur_grffile->stations[stid];
+
+ stat->spritegroup[0] = _cur_grffile->spritegroups[groupid];
+ stat->grfid = _cur_grffile->grfid;
+ SetCustomStation(stid, stat);
+ stat->sclass = STAT_CLASS_NONE;
+ }
+ }
+ return;
+ }
+
+
+ /* If ``n-id'' (or ``idcount'') is zero, this is a ``feature
+ * callback''. I have no idea how this works, so we will ignore it for
+ * now. --octo */
+ if (idcount == 0) {
+ grfmsg(GMS_NOTICE, "NewMapping: Feature callbacks not implemented yet.");
+ return;
+ }
+
+ // FIXME: Tropicset contains things like:
+ // 03 00 01 19 01 00 00 00 00 - this is missing one 00 at the end,
+ // what should we exactly do with that? --pasky
+
+ if (!_cur_grffile->spriteset_start || !_cur_grffile->spritegroups) {
+ grfmsg(GMS_WARN, "VehicleMapSpriteGroup: No sprite set to work on! Skipping.");
+ return;
+ }
+
+ if (!wagover && last_engines_count != idcount) {
+ last_engines = realloc(last_engines, idcount);
+ last_engines_count = idcount;
+ }
+
+ if (wagover) {
+ if (last_engines_count == 0) {
+ grfmsg(GMS_ERROR, "VehicleMapSpriteGroup: WagonOverride: No engine to do override with.");
+ return;
+ }
+ DEBUG(grf, 6) ("VehicleMapSpriteGroup: WagonOverride: %u engines, %u wagons.",
+ last_engines_count, idcount);
+ }
+
+
+ for (i = 0; i < idcount; i++) {
+ uint8 engine_id = buf[3 + i];
+ uint8 engine = engine_id + _vehshifts[feature];
+ byte *bp = &buf[4 + idcount];
+
+ if (engine_id > _vehcounts[feature]) {
+ grfmsg(GMS_ERROR, "Id %u for feature %x is out of bounds.",
+ engine_id, feature);
+ return;
+ }
+
+ DEBUG(grf, 7) ("VehicleMapSpriteGroup: [%d] Engine %d...", i, engine);
+
+ for (c = 0; c < cidcount; c++) {
+ uint8 ctype = grf_load_byte(&bp);
+ uint16 groupid = grf_load_word(&bp);
+
+ DEBUG(grf, 8) ("VehicleMapSpriteGroup: * [%d] Cargo type %x, group id %x", c, ctype, groupid);
+
+ if (groupid >= _cur_grffile->spritegroups_count) {
+ grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.", groupid, _cur_grffile->spritegroups_count);
+ return;
+ }
+
+ if (ctype == 0xFF)
+ ctype = CID_PURCHASE;
+
+ if (wagover) {
+ // TODO: No multiple cargo types per vehicle yet. --pasky
+ SetWagonOverrideSprites(engine, &_cur_grffile->spritegroups[groupid], last_engines, last_engines_count);
+ } else {
+ SetCustomEngineSprites(engine, ctype, &_cur_grffile->spritegroups[groupid]);
+ last_engines[i] = engine;
+ }
+ }
+ }
+
+ {
+ byte *bp = buf + 4 + idcount + cidcount * 3;
+ uint16 groupid = grf_load_word(&bp);
+
+ DEBUG(grf, 8) ("-- Default group id %x", groupid);
+
+ for (i = 0; i < idcount; i++) {
+ uint8 engine = buf[3 + i] + _vehshifts[feature];
+
+ // Don't tell me you don't love duplicated code!
+ if (groupid >= _cur_grffile->spritegroups_count) {
+ grfmsg(GMS_WARN, "VehicleMapSpriteGroup: Spriteset %x out of range %x, skipping.", groupid, _cur_grffile->spritegroups_count);
+ return;
+ }
+
+ if (wagover) {
+ // TODO: No multiple cargo types per vehicle yet. --pasky
+ SetWagonOverrideSprites(engine, &_cur_grffile->spritegroups[groupid], last_engines, last_engines_count);
+ } else {
+ SetCustomEngineSprites(engine, CID_DEFAULT, &_cur_grffile->spritegroups[groupid]);
+ last_engines[i] = engine;
+ }
+ }
+ }
+}
+
+/* Action 0x04 */
+static void VehicleNewName(byte *buf, int len)
+{
+ /* <04> <veh-type> <language-id> <num-veh> <offset> <data...>
+ *
+ * B veh-type see action 0
+ * B language-id language ID with bit 7 cleared (see below)
+ * B num-veh number of vehicles which are getting a new name
+ * B offset number of the first vehicle that gets a new name
+ * S data new texts, each of them zero-terminated, after
+ * which the next name begins. */
+ /* TODO: No support for changing non-vehicle text. Perhaps we shouldn't
+ * implement it at all, but it could be useful for some "modpacks"
+ * (completely new scenarios changing all graphics and logically also
+ * factory names etc). We should then also support all languages (by
+ * name), not only the original four ones. --pasky */
+ /* TODO: Support for custom station class/type names. */
+
+ uint8 feature;
+ uint8 lang;
+ uint8 id;
+ uint8 endid;
+
+ check_length(len, 6, "VehicleNewName");
+ feature = buf[1];
+ lang = buf[2];
+ id = buf[4] + _vehshifts[feature];
+ endid = id + buf[3];
+
+ DEBUG(grf, 6) ("VehicleNewName: About to rename engines %d..%d (feature %d) in language 0x%x.",
+ id, endid, feature, lang);
+
+ if (lang & 0x80) {
+ grfmsg(GMS_WARN, "VehicleNewName: No support for changing in-game texts. Skipping.");
+ return;
+ }
+
+ if (!(lang & 3)) {
+ /* XXX: If non-English name, silently skip it. */
+ DEBUG(grf, 7) ("VehicleNewName: Skipping non-English name.");
+ return;
+ }
+
+ buf += 5, len -= 5;
+ for (; id < endid && len > 0; id++) {
+ int ofs = strlen(buf) + 1;
+
+ if (ofs < 128) {
+ DEBUG(grf, 8) ("VehicleNewName: %d <- %s", id, buf);
+ SetCustomEngineName(id, buf);
+ } else {
+ DEBUG(grf, 7) ("VehicleNewName: Too long a name (%d)", ofs);
+ }
+ buf += ofs, len -= ofs;
+ }
+}
+
+/* Action 0x05 */
+static void GraphicsNew(byte *buf, int len)
+{
+ /* <05> <graphics-type> <num-sprites> <other data...>
+ *
+ * B graphics-type What set of graphics the sprites define.
+ * B num-sprites How many sprites are in this set?
+ * V other data Graphics type specific data. Currently unused. */
+ /* TODO */
+
+ uint8 type;
+ uint8 num;
+
+ check_length(len, 2, "GraphicsNew");
+ type = buf[0];
+ num = buf[1];
+
+ grfmsg(GMS_NOTICE, "GraphicsNew: Custom graphics (type %x) sprite block of length %d (unimplemented, ignoring).\n",
+ type, num);
+}
+
+/* Action 0x06 */
+static void CfgApply(byte *buf, int len)
+{
+ /* <06> <param-num> <param-size> <offset> ... <FF>
+ *
+ * B param-num Number of parameter to substitute (First = "zero")
+ * Ignored if that parameter was not specified in newgrf.cfg
+ * B param-size How many bytes to replace. If larger than 4, the
+ * bytes of the following parameter are used. In that
+ * case, nothing is applied unless *all* parameters
+ * were specified.
+ * B offset Offset into data from beginning of next sprite
+ * to place where parameter is to be stored. */
+ /* TODO */
+ grfmsg(GMS_NOTICE, "CfgApply: Ignoring (not implemented).\n");
+}
+
+/* Action 0x07 */
+/* Action 0x09 */
+static void SkipIf(byte *buf, int len)
+{
+ /* <07/09> <param-num> <param-size> <condition-type> <value> <num-sprites>
+ *
+ * B param-num
+ * B param-size
+ * B condition-type
+ * V value
+ * B num-sprites */
+ /* TODO: More params. More condition types. */
+ uint8 param;
+ uint8 paramsize;
+ uint8 condtype;
+ uint8 numsprites;
+ int param_val = 0, cond_val = 0;
+ bool result;
+
+ check_length(len, 6, "SkipIf");
+ param = buf[1];
+ paramsize = buf[2];
+ condtype = buf[3];
+
+ if (condtype < 2) {
+ /* Always 1 for bit tests, the given value should
+ * be ignored. */
+ paramsize = 1;
+ }
+
+ buf += 4;
+ if (paramsize == 4)
+ cond_val = grf_load_dword(&buf);
+ else if (paramsize == 2)
+ cond_val = grf_load_word(&buf);
+ else if (paramsize == 1)
+ cond_val = grf_load_byte(&buf);
+
+ switch (param) {
+ case 0x83: /* current climate, 0=temp, 1=arctic, 2=trop, 3=toyland */
+ param_val = _opt.landscape;
+ break;
+ case 0x84: /* .grf loading stage, 0=initialization, 1=activation */
+ param_val = _cur_stage;
+ break;
+ case 0x85: /* TTDPatch flags, only for bit tests */
+ param_val = _ttdpatch_flags[cond_val / 0x20];
+ cond_val %= 0x20;
+ break;
+ case 0x86: /* road traffic side, bit 4 clear=left, set=right */
+ param_val = _opt.road_side << 4;
+ break;
+ case 0x88: { /* see if specified GRFID is active */
+ struct GRFFile *file;
+
+ file = GetFileByGRFID(cond_val);
+ param_val = (file != NULL);
+ } break;
+ case 0x8B: /* TTDPatch version */
+ param_val = 0xFFFF;
+ break;
+ case 0x8D: /* TTD Version, 00=DOS, 01=Windows */
+ param_val = 1;
+ break;
+ case 0x8E:
+ param_val = _traininfo_vehicle_pitch;
+ break;
+ /* TODO */
+ case 0x8F: /* Track type cost multipliers */
+ default:
+ if (param >= 0x80) {
+ /* In-game variable. */
+ grfmsg(GMS_WARN, "Unsupported in-game variable %x. Ignoring test.", param);
+ } else {
+ /* Parameter. */
+ param_val = _paramlist[param];
+ }
+ return;
+ }
+
+ switch (condtype) {
+ case 0: result = (param_val & (1 << cond_val));
+ break;
+ case 1: result = !(param_val & (1 << cond_val));
+ break;
+ /* TODO: For the following, make it to work with paramsize>1. */
+ case 2: result = (param_val == cond_val);
+ break;
+ case 3: result = (param_val != cond_val);
+ break;
+ case 4: result = (param_val < cond_val);
+ break;
+ case 5: result = (param_val > cond_val);
+ break;
+ case 6: result = param_val; /* GRFID is active (only for param-num=88) */
+ break;
+ case 7: result = !param_val; /* GRFID is not active (only for param-num=88) */
+ break;
+ default:
+ grfmsg(GMS_WARN, "Unsupported test %d. Ignoring.", condtype);
+ return;
+ }
+
+ if (result == 0) {
+ grfmsg(GMS_NOTICE, "Not skipping sprites, test was false.");
+ return;
+ }
+
+ numsprites = grf_load_byte(&buf);
+ grfmsg(GMS_NOTICE, "Skipping %d->+%d sprites, test was true.", _cur_spriteid - _custom_sprites_base, numsprites);
+ _skip_sprites = numsprites;
+ if (_skip_sprites == 0) {
+ /* Zero means there are no sprites to skip, so
+ * we use -1 to indicate that all further
+ * sprites should be skipped. */
+ _skip_sprites = -1;
+ }
+}
+
+static void GRFInfo(byte *buf, int len)
+{
+ /* <08> <version> <grf-id> <name> <info>
+ *
+ * B version newgrf version, currently 06
+ * 4*B grf-id globally unique ID of this .grf file
+ * S name name of this .grf set
+ * S info string describing the set, and e.g. author and copyright */
+ /* TODO: Check version. (We should have own versioning done somehow.) */
+ uint8 version;
+ uint32 grfid;
+ char *name;
+ char *info;
+
+ check_length(len, 9, "GRFInfo");
+ version = buf[1];
+ /* this is de facto big endian - grf_load_dword() unsuitable */
+ grfid = buf[2] << 24 | buf[3] << 16 | buf[4] << 8 | buf[5];
+ name = buf + 6;
+ info = name + strlen(name) + 1;
+
+ _cur_grffile->grfid = grfid;
+ _cur_grffile->flags |= 0x0001; /* set active flag */
+
+ DEBUG(grf, 1) ("[%s] Loaded GRFv%d set %08lx - %s:\n%s\n",
+ _cur_grffile->filename, version, grfid, name, info);
+}
+
+static void SpriteReplace(byte *buf, int len)
+{
+ /* <0A> <num-sets> <set1> [<set2> ...]
+ * <set>: <num-sprites> <first-sprite>
+ *
+ * B num-sets How many sets of sprites to replace.
+ * Each set:
+ * B num-sprites How many sprites are in this set
+ * W first-sprite First sprite number to replace */
+ uint8 num_sets;
+ int i;
+
+ buf++; /* skip action byte */
+ num_sets = grf_load_byte(&buf);
+
+ if (num_sets > 16) {
+ grfmsg(GMS_ERROR, "SpriteReplace: Too many sets (%d), taking only the first 16!", num_sets);
+ }
+
+ for (i = 0; i < 16; i++) {
+ if (i < num_sets) {
+ uint8 num_sprites = grf_load_byte(&buf);
+ uint16 first_sprite = grf_load_word(&buf);
+
+ _replace_sprites_count[i] = num_sprites;
+ _replace_sprites_offset[i] = first_sprite;
+ grfmsg(GMS_NOTICE, "SpriteReplace: [Set %d] Changing %d sprites, beginning with %d",
+ i, num_sprites, first_sprite);
+ } else {
+ _replace_sprites_count[i] = 0;
+ _replace_sprites_offset[i] = 0;
+ }
+ }
+}
+
+static void GRFError(byte *buf, int len)
+{
+ /* <0B> <severity> <language-id> <message-id> [<message...> 00] [<data...>] 00 [<parnum>]
+ *
+ * B severity 00: notice, contine loading grf file
+ * 01: warning, continue loading grf file
+ * 02: error, but continue loading grf file, and attempt
+ * loading grf again when loading or starting next game
+ * 03: error, abort loading and prevent loading again in
+ * the future (only when restarting the patch)
+ * B language-id see action 4, use 1F for built-in error messages
+ * B message-id message to show, see below
+ * S message for custom messages (message-id FF), text of the message
+ * not present for built-in messages.
+ * V data additional data for built-in (or custom) messages
+ * B parnum see action 6, only used with built-in message 03 */
+ /* TODO: For now we just show the message, sometimes incomplete and never translated. */
+
+ static const char * const msgstr[4] = {
+ "Requires at least pseudo-TTDPatch version %s.",
+ "This file is for %s version of TTD.",
+ "Designed to be used with %s.",
+ "Invalid parameter %s.",
+ };
+ uint8 severity;
+ uint8 msgid;
+
+ check_length(len, 6, "GRFError");
+ severity = buf[1];
+ msgid = buf[3];
+
+ // Undocumented TTDPatch feature.
+ if ((severity & 0x80) == 0 && _cur_stage == 0)
+ return;
+ severity &= 0x7F;
+
+ if (msgid == 0xFF) {
+ grfmsg(severity, "%s", buf+4);
+ } else {
+ grfmsg(severity, msgstr[msgid], buf+4);
+ }
+}
+
+static void GRFComment(byte *buf, int len)
+{
+ /* <0C> [<ignored...>]
+ *
+ * V ignored Anything following the 0C is ignored */
+}
+
+/* Action 0x0D */
+static void ParamSet(byte *buf, int len)
+{
+ /* <0D> <target> <operation> <source1> <source2> [<data>]
+ *
+ * B target parameter number where result is stored
+ * B operation operation to perform, see below
+ * B source1 first source operand
+ * B source2 second source operand
+ * D data data to use in the calculation, not necessary
+ * if both source1 and source2 refer to actual parameters
+ *
+ * Operations
+ * 00 Set parameter equal to source1
+ * 01 Addition, source1 + source2
+ * 02 Subtraction, source1 - source2
+ * 03 Unsigned multiplication, source1 * source2 (both unsigned)
+ * 04 Signed multiplication, source1 * source2 (both signed)
+ * 05 Unsigned bit shift, source1 by source2 (source2 taken to be a
+ * signed quantity; left shift if positive and right shift if
+ * negative, source1 is unsigned)
+ * 06 Signed bit shift, source1 by source2
+ * (source2 like in 05, and source1 as well)
+ */
+
+ byte target;
+ byte oper;
+ uint16 src1;
+ uint16 src2;
+ uint16 data = 0;
+ int32 *dest;
+
+ check_length(len, 5, "ParamSet");
+ buf++;
+ target = grf_load_byte(&buf);
+ oper = grf_load_byte(&buf);
+ src1 = grf_load_byte(&buf);
+ src2 = grf_load_byte(&buf);
+
+ if (len >= 8)
+ data = grf_load_dword(&buf);
+
+ /* You can add 80 to the operation to make it apply only if the target
+ * is not defined yet. In this respect, a parameter is taken to be
+ * defined if any of the following applies:
+ * - it has been set to any value in the newgrf(w).cfg parameter list
+ * - it OR A PARAMETER WITH HIGHER NUMBER has been set to any value by
+ * an earlier action D */
+ if (oper & 0x80) {
+ if (_param_max < target)
+ oper &= 0x7F;
+ else
+ return;
+ }
+
+ /* The source1 and source2 operands refer to the grf parameter number
+ * like in action 6 and 7. In addition, they can refer to the special
+ * variables available in action 7, or they can be FF to use the value
+ * of <data>. If referring to parameters that are undefined, a value
+ * of 0 is used instead. */
+ if (src1 == 0xFF) {
+ src1 = data;
+ } else {
+ src1 = _param_max >= src1 ? _paramlist[src1] : 0;
+ }
+
+ if (src2 == 0xFF) {
+ src2 = data;
+ } else {
+ src2 = _param_max >= src2 ? _paramlist[src2] : 0;
+ }
+
+ /* TODO: You can access the parameters of another GRF file by using
+ * source2=FE, source1=the other GRF's parameter number and data=GRF
+ * ID. This is only valid with operation 00 (set). If the GRF ID
+ * cannot be found, a value of 0 is used for the parameter value
+ * instead. */
+
+ /* TODO: The target operand can also refer to the special variables
+ * from action 7, but at the moment the only variable that is valid to
+ * write is 8E. */
+
+ if (target == 0x8E) {
+ dest = &_traininfo_vehicle_pitch;
+ } else {
+ if (_param_max < target)
+ _param_max = target;
+ dest = &_paramlist[target];
+ }
+
+ /* FIXME: No checking for overflows. */
+ switch (oper) {
+ case 0x00:
+ *dest = src1;
+ break;
+ case 0x01:
+ *dest = src1 + src2;
+ break;
+ case 0x02:
+ *dest = src1 - src2;
+ break;
+ case 0x03:
+ *dest = ((uint32) src1) * ((uint32) src2);
+ break;
+ case 0x04:
+ *dest = ((int32) src1) * ((int32) src2);
+ break;
+ case 0x05:
+ if (src2 & 0x8000) /* src2 is "negative" */
+ *dest = src1 >> -((int16) src2);
+ else
+ *dest = src1 << src2;
+ break;
+ case 0x06:
+ if (src2 & 0x8000) /* src2 is "negative" */
+ *dest = ((int16) src1) >> -((int16) src2);
+ else
+ *dest = ((int16) src1) << src2;
+ break;
+ default:
+ grfmsg(GMS_ERROR, "ParamSet: Unknown operation %d, skipping.", oper);
+ }
+}
+
+static void GRFInhibit(byte *buf, int len)
+{
+ /* <0E> <num> <grfids...>
+ *
+ * B num Number of GRFIDs that follow
+ * D grfids GRFIDs of the files to deactivate */
+
+ byte num;
+ int i;
+
+ check_length(len, 1, "GRFInhibit");
+ buf++, len--;
+ num = grf_load_byte(&buf); len--;
+ check_length(len, 4 * num, "GRFInhibit");
+
+ for (i = 0; i < num; i++) {
+ uint32 grfid = grf_load_dword(&buf);
+ struct GRFFile *file = GetFileByGRFID(grfid);
+
+ /* Unset activation flag */
+ if (file != NULL) {
+ grfmsg(GMS_NOTICE, "GRFInhibit: Deactivating file ``%s''", file->filename);
+ file->flags &= 0xFFFE;
+ }
+ }
+}
+
+
+static void InitializeGRFSpecial(void)
+{
+ /* FIXME: We should rather reflect reality in _ttdpatch_flags[]. */
+
+ _ttdpatch_flags[1] = (1 << 0x08) /* mammothtrains */
+ | (1 << 0x0B) /* subsidiaries */
+ | (1 << 0x14) /* bridgespeedlimits */
+ | (1 << 0x16) /* eternalgame */
+ | (1 << 0x17) /* newtrains */
+ | (1 << 0x18) /* newrvs */
+ | (1 << 0x19) /* newships */
+ | (1 << 0x1A) /* newplanes */
+ | (1 << 0x1B); /* signalsontrafficside */
+ /* Uncomment following if you want to fool the GRF file.
+ * Some GRF files will refuse to load without this
+ * but you can still squeeze something from them even
+ * without the support - i.e. USSet. --pasky */
+ //| (1 << 0x1C); /* electrifiedrailway */
+
+ _ttdpatch_flags[2] = (1 << 0x0D) /* buildonslopes */
+ | (1 << 0x16) /* canals */
+ | (1 << 0x17); /* newstartyear */
+}
+
+void InitNewGRFFile(const char *filename, int sprite_offset)
+{
+ struct GRFFile *newfile;
+
+ newfile = calloc(1, sizeof(struct GRFFile));
+
+ if (newfile == NULL)
+ error ("Out of memory");
+
+ newfile->filename = strdup(filename);
+ newfile->sprite_offset = sprite_offset;
+
+ if (_first_grffile == NULL) {
+ _cur_grffile = newfile;
+ _first_grffile = newfile;
+ } else {
+ _cur_grffile->next = newfile;
+ _cur_grffile = newfile;
+ }
+}
+
+
+/* Here we perform initial decoding of some special sprites (as are they
+ * described at http://www.ttdpatch.net/src/newgrf.txt, but this is only a very
+ * partial implementation yet). */
+/* XXX: We consider GRF files trusted. It would be trivial to exploit OTTD by
+ * a crafted invalid GRF file. We should tell that to the user somehow, or
+ * better make this more robust in the future. */
+
+void DecodeSpecialSprite(const char *filename, int num, int spriteid, int stage)
+{
+#define NUM_ACTIONS 0xF
+ static const SpecialSpriteHandler handlers[NUM_ACTIONS] = {
+ /* 0x0 */ VehicleChangeInfo,
+ /* 0x1 */ NewSpriteSet,
+ /* 0x2 */ NewSpriteGroup,
+ /* 0x3 */ NewVehicle_SpriteGroupMapping,
+ /* 0x4 */ VehicleNewName,
+ /* 0x5 */ GraphicsNew,
+ /* 0x6 */ CfgApply,
+ /* 0x7 */ SkipIf,
+ /* 0x8 */ GRFInfo,
+ /* 0x9 */ SkipIf,
+ /* 0xa */ SpriteReplace,
+ /* 0xb */ GRFError,
+ /* 0xc */ GRFComment,
+ /* 0xd */ ParamSet,
+ /* 0xe */ GRFInhibit,
+ };
+ static int initialized;
+ byte action;
+ byte *buf = malloc(num);
+ int i;
+
+ if (buf == NULL) error("DecodeSpecialSprite: Could not allocate memory");
+
+ if (initialized == 0) {
+ InitializeGRFSpecial();
+ initialized = 1;
+ }
+
+ _cur_stage = stage;
+ _cur_spriteid = spriteid;
+
+ for (i = 0; i != num; i++)
+ buf[i] = FioReadByte();
+
+ action = buf[0];
+
+ /* XXX: There is a difference between staged loading in TTDPatch and
+ * here. In TTDPatch, for some reason actions 1 and 2 are carried out
+ * during stage 0, whilst action 3 is carried out during stage 1 (to
+ * "resolve" cargo IDs... wtf). This is a little problem, because cargo
+ * IDs are valid only within a given set (action 1) block, and may be
+ * overwritten after action 3 associates them. But overwriting happens
+ * in an earlier stage than associating, so... We just process actions
+ * 1 and 2 in stage 1 now, let's hope that won't get us into problems.
+ * --pasky */
+
+ if (stage == 0) {
+ /* During initialization, actions 0, 1, 2, 3, 4, 5 and 7 are ignored. */
+
+ if ((action == 0x00) || (action == 0x01) || (action == 0x02) || (action == 0x03)
+ || (action == 0x04) || (action == 0x05) || (action == 0x07)) {
+ DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 0, Skipped", action);
+ /* Do nothing. */
+
+ } else if (action < NUM_ACTIONS) {
+ DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 0", action);
+ handlers[action](buf, num);
+
+ } else {
+ grfmsg(GMS_WARN, "Unknown special sprite action %x, skipping.", action);
+ }
+
+ } else if (stage == 1) {
+ /* A .grf file is activated only if it was active when the game was
+ * started. If a game is loaded, only its active .grfs will be
+ * reactivated, unless "loadallgraphics on" is used. A .grf file is
+ * considered active if its action 8 has been processed, i.e. its
+ * action 8 hasn't been skipped using an action 7.
+ *
+ * During activation, only actions 0, 1, 2, 3, 4, 5, 7, 8, 9, 0A and 0B are
+ * carried out. All others are ignored, because they only need to be
+ * processed once at initialization. */
+
+ if ((_cur_grffile == NULL) || strcmp(_cur_grffile->filename, filename))
+ _cur_grffile = GetFileByFilename(filename);
+
+ if (_cur_grffile == NULL)
+ error("File ``%s'' lost in cache.\n", filename);
+
+ if (!(_cur_grffile->flags & 0x0001)) {
+ DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 1, Not activated", action);
+ /* Do nothing. */
+
+ } else if ((action == 0x00) || (action == 0x01) || (action == 0x02) || (action == 0x03)
+ || (action == 0x04) || (action == 0x05) || (action == 0x07) || (action == 0x08)
+ || (action == 0x09) || (action == 0x0A) || (action == 0x0B)) {
+ DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 1", action);
+ handlers[action](buf, num);
+
+ } else if (action < NUM_ACTIONS) {
+ DEBUG (grf, 7) ("DecodeSpecialSprite: Action: %x, Stage 1, Skipped", action);
+ /* Do nothing. */
+
+ } else {
+ grfmsg(GMS_WARN, "Unknown special sprite action %x, skipping.", action);
+ }
+
+ } else {
+ error("Invalid stage %d", stage);
+ }
+
+ free(buf);
+#undef NUM_ACTIONS
+}
--- a/spritecache.c Wed Nov 17 18:38:07 2004 +0000
+++ b/spritecache.c Wed Nov 17 18:49:55 2004 +0000
@@ -13,7 +13,7 @@
//#define WANT_LOCKED
-/* These are used in grfspecial.c: */
+/* These are used in newgrf.c: */
int _skip_sprites = 0;
int _replace_sprites_count[16];
--- a/station_cmd.c Wed Nov 17 18:38:07 2004 +0000
+++ b/station_cmd.c Wed Nov 17 18:49:55 2004 +0000
@@ -1122,7 +1122,7 @@
error("Custom station 0x%08x::0x%02x has no sprites associated.",
spec->grfid, spec->localidx);
- /* This is what gets subscribed of dtss->image in grfspecial.c,
+ /* This is what gets subscribed of dtss->image in newgrf.c,
* so it's probably kinda "default offset". Try to use it as
* emergency measure. */
return 0x42D;
--- a/ttd.dsp Wed Nov 17 18:38:07 2004 +0000
+++ b/ttd.dsp Wed Nov 17 18:49:55 2004 +0000
@@ -212,7 +212,7 @@
# End Source File
# Begin Source File
-SOURCE=.\grfspecial.c
+SOURCE=.\newgrf.c
# End Source File
# Begin Source File
--- a/ttd.vcproj Wed Nov 17 18:38:07 2004 +0000
+++ b/ttd.vcproj Wed Nov 17 18:49:55 2004 +0000
@@ -419,7 +419,7 @@
</FileConfiguration>
</File>
<File
- RelativePath=".\grfspecial.c">
+ RelativePath=".\newgrf.c">
</File>
<File
RelativePath="landscape.c">