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119 lines
3.5 KiB
C++
119 lines
3.5 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file newgrf_newlandscape.cpp NewGRF handling of new landscape. */
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#include "stdafx.h"
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#include "debug.h"
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#include "newgrf_newlandscape.h"
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#include "newgrf_extension.h"
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#include "map_func.h"
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#include "clear_map.h"
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#include "core/hash_func.hpp"
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#include "string_func.h"
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#include "safeguards.h"
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std::vector<const GRFFile *> _new_landscape_rocks_grfs;
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/* virtual */ uint32_t NewLandscapeScopeResolver::GetVariable(uint16_t variable, uint32_t parameter, GetVariableExtra *extra) const
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{
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if (unlikely(this->ti->tile == INVALID_TILE)) {
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switch (variable) {
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case 0x40: return 0;
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case 0x41: return 0;
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case 0x42: return 0;
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case 0x43: return 0;
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case 0x44: return this->landscape_type;
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case 0x60: return 0;
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}
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}
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switch (variable) {
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case 0x40:
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return GetTerrainType(this->ti->tile, TCX_NORMAL);
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case 0x41:
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return this->ti->tileh;
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case 0x42:
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return this->ti->z / TILE_HEIGHT;
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case 0x43:
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return SimpleHash32(this->ti->tile);
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case 0x44:
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return this->landscape_type;
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case 0x45:
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return GetClearDensity(this->ti->tile) | (IsSnowTile(this->ti->tile) ? 0x10 : 0);
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case 0x60: {
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TileIndex tile = this->ti->tile;
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if (parameter != 0) tile = GetNearbyTile(parameter, tile); // only perform if it is required
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uint32_t result = 0;
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if (extra->mask & ~0x100) result |= GetNearbyTileInformation(tile, this->ro.grffile == nullptr || this->ro.grffile->grf_version >= 8, extra->mask);
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if (extra->mask & 0x100) {
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switch (this->landscape_type) {
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case NEW_LANDSCAPE_ROCKS:
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if (IsTileType(tile, MP_CLEAR) && IsClearGround(tile, CLEAR_ROCKS)) result |= 0x100;
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break;
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}
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}
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return result;
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}
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}
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DEBUG(grf, 1, "Unhandled new landscape tile variable 0x%X", variable);
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extra->available = false;
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return UINT_MAX;
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}
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/* virtual */ const SpriteGroup *NewLandscapeResolverObject::ResolveReal(const RealSpriteGroup *group) const
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{
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if (!group->loading.empty()) return group->loading[0];
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if (!group->loaded.empty()) return group->loaded[0];
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return nullptr;
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}
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GrfSpecFeature NewLandscapeResolverObject::GetFeature() const
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{
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return GSF_NEWLANDSCAPE;
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}
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NewLandscapeResolverObject::NewLandscapeResolverObject(const GRFFile *grffile, const TileInfo *ti, NewLandscapeType landscape_type, uint32_t param1, uint32_t param2)
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: ResolverObject(grffile, CBID_NO_CALLBACK, param1, param2), newlandscape_scope(*this, ti, landscape_type)
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{
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if (grffile != nullptr) {
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switch (landscape_type) {
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case NEW_LANDSCAPE_ROCKS:
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this->root_spritegroup = grffile->new_rocks_group;
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break;
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default:
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this->root_spritegroup = nullptr;
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break;
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}
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} else {
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this->root_spritegroup = nullptr;
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}
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}
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void DumpNewLandscapeRocksSpriteGroups(SpriteGroupDumper &dumper)
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{
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bool first = true;
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for (const GRFFile *grf : _new_landscape_rocks_grfs) {
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if (!first) dumper.Print("");
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char buffer[64];
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seprintf(buffer, lastof(buffer), "GRF: %08X", BSWAP32(grf->grfid));
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dumper.Print(buffer);
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first = false;
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dumper.DumpSpriteGroup(grf->new_rocks_group, 0);
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}
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}
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