Example #1
0
/**
 * Draw representation of a station tile for GUI purposes.
 * @param x Position x of image.
 * @param y Position y of image.
 * @param axis Axis.
 * @param railtype Rail type.
 * @param sclass, station Type of station.
 * @param station station ID
 * @return True if the tile was drawn (allows for fallback to default graphic)
 */
bool DrawStationTile(int x, int y, RailType railtype, Axis axis, StationClassID sclass, uint station)
{
	const DrawTileSprites *sprites = NULL;
	const RailtypeInfo *rti = GetRailTypeInfo(railtype);
	PaletteID palette = COMPANY_SPRITE_COLOUR(_local_company);
	uint tile = 2;

	const StationSpec *statspec = StationClass::Get(sclass)->GetSpec(station);
	if (statspec == NULL) return false;

	if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
		uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0x2110000, 0, statspec, NULL, INVALID_TILE);
		if (callback != CALLBACK_FAILED) tile = callback;
	}

	uint32 total_offset = rti->GetRailtypeSpriteOffset();
	uint32 relocation = 0;
	uint32 ground_relocation = 0;
	const NewGRFSpriteLayout *layout = NULL;
	DrawTileSprites tmp_rail_layout;

	if (statspec->renderdata == NULL) {
		sprites = GetStationTileLayout(STATION_RAIL, tile + axis);
	} else {
		layout = &statspec->renderdata[(tile < statspec->tiles) ? tile + axis : (uint)axis];
		if (!layout->NeedsPreprocessing()) {
			sprites = layout;
			layout = NULL;
		}
	}

	if (layout != NULL) {
		/* Sprite layout which needs preprocessing */
		bool separate_ground = HasBit(statspec->flags, SSF_SEPARATE_GROUND);
		uint32 var10_values = layout->PrepareLayout(total_offset, rti->fallback_railtype, 0, 0, separate_ground);
		uint8 var10;
		FOR_EACH_SET_BIT(var10, var10_values) {
			uint32 var10_relocation = GetCustomStationRelocation(statspec, NULL, INVALID_TILE, var10);
			layout->ProcessRegisters(var10, var10_relocation, separate_ground);
		}
Example #2
0
/**
 * Draw representation of a station tile for GUI purposes.
 * @param x Position x of image.
 * @param y Position y of image.
 * @param axis Axis.
 * @param railtype Rail type.
 * @param sclass, station Type of station.
 * @param station station ID
 * @return True if the tile was drawn (allows for fallback to default graphic)
 */
bool DrawStationTile(int x, int y, RailType railtype, Axis axis, StationClassID sclass, uint station)
{
	const StationSpec *statspec;
	const DrawTileSprites *sprites;
	const RailtypeInfo *rti = GetRailTypeInfo(railtype);
	PaletteID palette = COMPANY_SPRITE_COLOUR(_local_company);
	uint tile = 2;

	statspec = StationClass::Get(sclass, station);
	if (statspec == NULL) return false;

	uint relocation = GetCustomStationRelocation(statspec, NULL, INVALID_TILE);

	if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
		uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0x2110000, 0, statspec, NULL, INVALID_TILE);
		if (callback != CALLBACK_FAILED) tile = callback;
	}

	if (statspec->renderdata == NULL) {
		sprites = GetStationTileLayout(STATION_RAIL, tile + axis);
	} else {
		sprites = &statspec->renderdata[(tile < statspec->tiles) ? tile + axis : (uint)axis];
	}

	SpriteID image = sprites->ground.sprite;
	PaletteID pal = sprites->ground.pal;
	if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) {
		image += GetCustomStationGroundRelocation(statspec, NULL, INVALID_TILE);
		image += rti->custom_ground_offset;
	} else {
		image += rti->total_offset;
	}

	DrawSprite(image, GroundSpritePaletteTransform(image, pal, palette), x, y);

	DrawRailTileSeqInGUI(x, y, sprites, rti->total_offset, relocation, palette);

	return true;
}