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@ -20,6 +20,8 @@
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#include "player_func.h"
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#include "sound_func.h"
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#include "settings_type.h"
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#include "water_map.h"
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#include "water.h"
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#include "table/strings.h"
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#include "table/sprites.h"
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@ -44,11 +46,18 @@ enum TreePlacer {
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* @param allow_desert Allow planting trees on CLEAR_DESERT?
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* @return true if trees can be built.
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*/
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static inline bool CanPlantTreesOnTile(TileIndex tile, bool allow_desert)
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static bool CanPlantTreesOnTile(TileIndex tile, bool allow_desert)
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{
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return IsTileType(tile, MP_CLEAR) && !IsBridgeAbove(tile) &&
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!IsClearGround(tile, CLEAR_FIELDS) && !IsClearGround(tile, CLEAR_ROCKS) &&
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(allow_desert || !IsClearGround(tile, CLEAR_DESERT));
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switch (GetTileType(tile)) {
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case MP_WATER:
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return !IsBridgeAbove(tile) && IsCoast(tile) && !IsSlopeWithOneCornerRaised(GetTileSlope(tile, NULL));
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case MP_CLEAR:
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return !IsBridgeAbove(tile) && !IsClearGround(tile, CLEAR_FIELDS) && !IsClearGround(tile, CLEAR_ROCKS) &&
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(allow_desert || !IsClearGround(tile, CLEAR_DESERT));
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default: return false;
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}
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}
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/**
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@ -69,10 +78,21 @@ static void PlantTreesOnTile(TileIndex tile, TreeType treetype, uint count, uint
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TreeGround ground;
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uint density = 3;
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switch (GetClearGround(tile)) {
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case CLEAR_GRASS: ground = TREE_GROUND_GRASS; density = GetClearDensity(tile); break;
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case CLEAR_ROUGH: ground = TREE_GROUND_ROUGH; break;
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default: ground = TREE_GROUND_SNOW_DESERT; density = GetClearDensity(tile); break;
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switch (GetTileType(tile)) {
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case MP_WATER:
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ground = TREE_GROUND_SHORE;
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break;
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case MP_CLEAR:
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switch (GetClearGround(tile)) {
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case CLEAR_GRASS: ground = TREE_GROUND_GRASS; density = GetClearDensity(tile); break;
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case CLEAR_ROUGH: ground = TREE_GROUND_ROUGH; break;
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default: ground = TREE_GROUND_SNOW_DESERT; density = GetClearDensity(tile); break;
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}
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break;
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default: NOT_REACHED();
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}
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MakeTree(tile, treetype, count, growth, ground, density);
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@ -126,8 +146,9 @@ static void PlaceTree(TileIndex tile, uint32 r)
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if (tree != TREE_INVALID) {
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PlantTreesOnTile(tile, tree, GB(r, 22, 2), min(GB(r, 16, 3), 6));
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/* Rerandomize ground, if not snow */
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if (GetTreeGround(tile) != TREE_GROUND_SNOW_DESERT) {
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/* Rerandomize ground, if neither snow nor shore */
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TreeGround ground = GetTreeGround(tile);
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if (ground != TREE_GROUND_SNOW_DESERT && ground != TREE_GROUND_SHORE) {
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SetTreeGroundDensity(tile, (TreeGround)GB(r, 28, 1), 3);
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}
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@ -341,27 +362,30 @@ CommandCost CmdPlantTree(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
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break;
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case MP_WATER:
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msg = STR_3807_CAN_T_BUILD_ON_WATER;
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continue;
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break;
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if (!IsCoast(tile) || IsSlopeWithOneCornerRaised(GetTileSlope(tile, NULL))) {
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msg = STR_3807_CAN_T_BUILD_ON_WATER;
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continue;
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}
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/* FALL THROUGH */
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case MP_CLEAR:
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if (IsBridgeAbove(tile)) {
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msg = STR_2804_SITE_UNSUITABLE;
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continue;
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}
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/* Remove fields or rocks. Note that the ground will get barrened */
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switch (GetClearGround(tile)) {
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case CLEAR_FIELDS:
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case CLEAR_ROCKS: {
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CommandCost ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
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if (CmdFailed(ret)) return ret;
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cost.AddCost(ret);
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break;
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if (IsTileType(tile, MP_CLEAR)) {
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/* Remove fields or rocks. Note that the ground will get barrened */
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switch (GetClearGround(tile)) {
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case CLEAR_FIELDS:
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case CLEAR_ROCKS: {
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CommandCost ret = DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
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if (CmdFailed(ret)) return ret;
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cost.AddCost(ret);
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break;
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}
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default: break;
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}
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default: break;
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}
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if (_game_mode != GM_EDITOR && IsValidPlayer(_current_player)) {
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@ -416,6 +440,7 @@ static void DrawTile_Trees(TileInfo *ti)
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byte z;
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switch (GetTreeGround(ti->tile)) {
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case TREE_GROUND_SHORE: DrawShoreTile(ti->tileh); break;
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case TREE_GROUND_GRASS: DrawClearLandTile(ti, GetTreeDensity(ti->tile)); break;
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case TREE_GROUND_ROUGH: DrawHillyLandTile(ti); break;
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default: DrawGroundSprite(_tree_sprites_1[GetTreeDensity(ti->tile)] + _tileh_to_sprite[ti->tileh], PAL_NONE); break;
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@ -608,9 +633,13 @@ static void TileLoopTreesAlps(TileIndex tile)
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static void TileLoop_Trees(TileIndex tile)
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{
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switch (_opt.landscape) {
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case LT_TROPIC: TileLoopTreesDesert(tile); break;
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case LT_ARCTIC: TileLoopTreesAlps(tile); break;
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if (GetTreeGround(tile) == TREE_GROUND_SHORE) {
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TileLoop_Water(tile);
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} else {
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switch (_opt.landscape) {
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case LT_TROPIC: TileLoopTreesDesert(tile); break;
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case LT_ARCTIC: TileLoopTreesAlps(tile); break;
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}
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}
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TileLoopClearHelper(tile);
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@ -660,7 +689,7 @@ static void TileLoop_Trees(TileIndex tile)
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if (!CanPlantTreesOnTile(tile, false)) return;
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/* Don't plant trees, if ground was freshly cleared */
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if (GetClearGround(tile) == CLEAR_GRASS && GetClearDensity(tile) != 3) return;
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if (IsTileType(tile, MP_CLEAR) && GetClearGround(tile) == CLEAR_GRASS && GetClearDensity(tile) != 3) return;
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PlantTreesOnTile(tile, treetype, 0, 0);
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@ -681,6 +710,7 @@ static void TileLoop_Trees(TileIndex tile)
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} else {
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/* just one tree, change type into MP_CLEAR */
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switch (GetTreeGround(tile)) {
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case TREE_GROUND_SHORE: MakeShore(tile); break;
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case TREE_GROUND_GRASS: MakeClear(tile, CLEAR_GRASS, GetTreeDensity(tile)); break;
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case TREE_GROUND_ROUGH: MakeClear(tile, CLEAR_ROUGH, 3); break;
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default: // snow or desert
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