mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r11938) -Codechange: support loading of canal/river properties (though still ignored)
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@ -1134,6 +1134,38 @@ static bool StationChangeInfo(uint stid, int numinfo, int prop, byte **bufp, int
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return ret;
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}
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static bool CanalChangeInfo(uint id, int numinfo, int prop, byte **bufp, int len)
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{
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byte *buf = *bufp;
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bool ret = false;
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if (id + numinfo > CF_END) {
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grfmsg(1, "CanalChangeInfo: Canal feature %u is invalid, max %u, ignoreing", id + numinfo, CF_END);
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return false;
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}
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for (int i = 0; i < numinfo; i++) {
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WaterFeature *wf = &_water_feature[id + i];
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switch (prop) {
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case 0x08:
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wf->callbackmask = grf_load_byte(&buf);
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break;
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case 0x09:
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wf->flags = grf_load_byte(&buf);
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break;
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default:
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ret = true;
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break;
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}
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}
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*bufp = buf;
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return ret;
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}
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static bool BridgeChangeInfo(uint brid, int numinfo, int prop, byte **bufp, int len)
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{
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byte *buf = *bufp;
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@ -2128,7 +2160,7 @@ static void FeatureChangeInfo(byte *buf, int len)
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/* GSF_SHIP */ ShipVehicleChangeInfo,
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/* GSF_AIRCRAFT */ AircraftVehicleChangeInfo,
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/* GSF_STATION */ StationChangeInfo,
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/* GSF_CANAL */ NULL,
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/* GSF_CANAL */ CanalChangeInfo,
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/* GSF_BRIDGE */ BridgeChangeInfo,
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/* GSF_TOWNHOUSE */ TownHouseChangeInfo,
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/* GSF_GLOBALVAR */ NULL, /* Global variables are handled during reservation */
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@ -2876,7 +2908,7 @@ static void CanalMapSpriteGroup(byte *buf, uint8 idcount, uint8 cidcount)
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continue;
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}
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_canal_sg[cf] = _cur_grffile->spritegroups[groupid];
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_water_feature[cf].group = _cur_grffile->spritegroups[groupid];
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}
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}
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@ -5037,8 +5069,8 @@ static void ResetNewGRFData()
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ResetStationClasses();
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ResetCustomStations();
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/* Reset canal sprite groups */
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memset(_canal_sg, 0, sizeof(_canal_sg));
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/* Reset canal sprite groups and flags */
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memset(_water_feature, 0, sizeof(_water_feature));
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/* Reset the snowline table. */
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ClearSnowLine();
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@ -15,7 +15,7 @@
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/** Table of canal 'feature' sprite groups */
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const SpriteGroup *_canal_sg[CF_END];
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WaterFeature _water_feature[CF_END];
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/* Random bits and triggers are not supported for canals, so the following
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@ -94,7 +94,7 @@ SpriteID GetCanalSprite(CanalFeature feature, TileIndex tile)
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NewCanalResolver(&object, tile);
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group = Resolve(_canal_sg[feature], &object);
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group = Resolve(_water_feature[feature].group, &object);
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if (group == NULL || group->type != SGT_RESULT) return 0;
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return group->g.result.sprite;
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@ -17,8 +17,15 @@ enum CanalFeature {
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};
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struct WaterFeature {
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const SpriteGroup *group;
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uint8 callbackmask;
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uint8 flags;
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};
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/** Table of canal 'feature' sprite groups */
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extern const SpriteGroup *_canal_sg[CF_END];
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extern WaterFeature _water_feature[CF_END];
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/** Lookup the base sprite to use for a canal.
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