cpp/openttd-patchpack/source Changeset - r7710:64254e378532

Changeset - r7710:64254e378532

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truelight - 17 years ago 2007-10-11 11:06:04
truelight@openttd.org

(svn r11244) -Fix: trees can now be planted on bare land without making it grassy (Csaboka)
-Fix: planting tree in desert doesn't make it grassy for the first tile-cycle (Csaboka)
-Fix: when a tree dies in desert, it no longer becomes a snowy tile for the first tile-cycle (Csaboka)

3 files changed with 43 insertions and 14 deletions:

src/openttd.cpp

src/saveload.cpp

src/tree_cmd.cpp

0 comments (0 inline, 0 general)

src/openttd.cpp

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@@ @@ -76,6 +76,7 @@ @@
 #include "water_map.h"
 #include "industry_map.h"
 #include "unmovable_map.h"
 #include "tree_map.h"
 #include <stdarg.h>
@@ @@ -2196,6 +2197,19 @@ bool AfterLoadGame() @@
+		}
+	}
 	/* Before version 81, the density of grass was always stored as zero, and
 	 * grassy trees were always drawn fully grassy. Furthermore, trees on rough
 	 * land used to have zero density, now they have full density. Therefore,
 	 * make all grassy/rough land trees have a density of 3. */
 	if (CheckSavegameVersion(81)) {
 		for (TileIndex t = 0; t < map_size; t++) {
 			if (GetTileType(t) == MP_TREES) {
 				TreeGround groundType = GetTreeGround(t);
 				if (groundType != TREE_GROUND_SNOW_DESERT) SetTreeGroundDensity(t, groundType, 3);
+			}
+		}
+	}
 	return true;
+}

src/saveload.cpp

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@@ @@ -29,7 +29,7 @@ @@
 #include "strings.h"
 #include <list>
-extern const uint16 SAVEGAME_VERSION = 80;
+extern const uint16 SAVEGAME_VERSION = 81;
 uint16 _sl_version;       ///< the major savegame version identifier
 byte   _sl_minor_version; ///< the minor savegame version, DO NOT USE!

src/tree_cmd.cpp

➞

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@@ @@ -85,7 +85,7 @@ static void PlaceTree(TileIndex tile, ui @@
 			SetTreeGroundDensity(tile, TREE_GROUND_SNOW_DESERT, 3);
 			SetTreeCounter(tile, (TreeGround)GB(r, 24, 3));
 		} else {
-			SetTreeGroundDensity(tile, (TreeGround)GB(r, 28, 1), 0);
+			SetTreeGroundDensity(tile, (TreeGround)GB(r, 28, 1), 3);
 			SetTreeCounter(tile, (TreeGround)GB(r, 24, 4));
+		}
+	}
@@ @@ -346,9 +346,10 @@ CommandCost CmdPlantTree(TileIndex tile, @@
 						growth = _game_mode == GM_EDITOR ? 3 : 0;
 						switch (GetClearGround(tile)) {
 							case CLEAR_ROUGH: MakeTree(tile, treetype, 0, growth, TREE_GROUND_ROUGH, 0); break;
 							case CLEAR_SNOW:  MakeTree(tile, treetype, 0, growth, TREE_GROUND_SNOW_DESERT, GetClearDensity(tile)); break;
 							default:          MakeTree(tile, treetype, 0, growth, TREE_GROUND_GRASS, 0); break;
 							case CLEAR_ROUGH:  MakeTree(tile, treetype, 0, growth, TREE_GROUND_ROUGH, 3); break;
 							case CLEAR_SNOW:
 							case CLEAR_DESERT: MakeTree(tile, treetype, 0, growth, TREE_GROUND_SNOW_DESERT, GetClearDensity(tile)); break;
 							default:           MakeTree(tile, treetype, 0, growth, TREE_GROUND_GRASS, GetClearDensity(tile)); break;
+						}
 						MarkTileDirtyByTile(tile);
@@ @@ -385,7 +386,7 @@ static void DrawTile_Trees(TileInfo *ti) @@
 	byte z;
 	switch (GetTreeGround(ti->tile)) {
-		case TREE_GROUND_GRASS: DrawClearLandTile(ti, 3); break;
+		case TREE_GROUND_GRASS: DrawClearLandTile(ti, GetTreeDensity(ti->tile)); break;
 		case TREE_GROUND_ROUGH: DrawHillyLandTile(ti); break;
 		default: DrawGroundSprite(_tree_sprites_1[GetTreeDensity(ti->tile)] + _tileh_to_sprite[ti->tileh], PAL_NONE); break;
+	}
@@ @@ -557,7 +558,7 @@ static void TileLoopTreesAlps(TileIndex @@
 	if (k < 0) {
 		if (GetTreeGround(tile) != TREE_GROUND_SNOW_DESERT) return;
-		SetTreeGroundDensity(tile, TREE_GROUND_GRASS, 0);
+		SetTreeGroundDensity(tile, TREE_GROUND_GRASS, 3);
 	} else {
 		uint density = min((uint)k / TILE_HEIGHT, 3);
@@ @@ -586,6 +587,16 @@ static void TileLoop_Trees(TileIndex til @@
 	TileLoopClearHelper(tile);
 	uint treeCounter = GetTreeCounter(tile);
 	/* Handle growth of grass at every 8th processings, like it's done for grass */
 	if ((treeCounter & 7) == 7 && GetTreeGround(tile) == TREE_GROUND_GRASS) {
 		uint density = GetTreeDensity(tile);
 		if (density < 3) {
 			SetTreeGroundDensity(tile, TREE_GROUND_GRASS, density + 1);
 			MarkTileDirtyByTile(tile);
+		}
+	}
 	if (GetTreeCounter(tile) < 15) {
 		AddTreeCounter(tile, 1);
 		return;
@@ @@ -622,10 +633,11 @@ static void TileLoop_Trees(TileIndex til @@
 						switch (GetClearGround(tile)) {
 							case CLEAR_GRASS:
 								if (GetClearDensity(tile) != 3) return;
-								MakeTree(tile, treetype, 0, 0, TREE_GROUND_GRASS, 0);
+								MakeTree(tile, treetype, 0, 0, TREE_GROUND_GRASS, 3);
 								break;
 							case CLEAR_ROUGH: MakeTree(tile, treetype, 0, 0, TREE_GROUND_ROUGH, 0); break;
 							case CLEAR_ROUGH: MakeTree(tile, treetype, 0, 0, TREE_GROUND_ROUGH, 3); break;
 							case CLEAR_DESERT: return; // Cacti don't spread
 							case CLEAR_SNOW:  MakeTree(tile, treetype, 0, 0, TREE_GROUND_SNOW_DESERT, GetClearDensity(tile)); break;
 							default: return;
+						}
@@ @@ -646,9 +658,12 @@ static void TileLoop_Trees(TileIndex til @@
 			} else {
 				/* just one tree, change type into MP_CLEAR */
 				switch (GetTreeGround(tile)) {
-					case TREE_GROUND_GRASS: MakeClear(tile, CLEAR_GRASS, 3); break;
+					case TREE_GROUND_GRASS: MakeClear(tile, CLEAR_GRASS, GetTreeDensity(tile)); break;
 					case TREE_GROUND_ROUGH: MakeClear(tile, CLEAR_ROUGH, 3); break;
 					default: MakeClear(tile, CLEAR_SNOW, GetTreeDensity(tile)); break;
 					default: // snow or desert
 						if (_opt.landscape == LT_TROPIC) MakeClear(tile, CLEAR_DESERT, GetTreeDensity(tile));
 						else                             MakeClear(tile, CLEAR_SNOW,   GetTreeDensity(tile));
 						break;
+				}
+			}
 			break;
@@ @@ -675,7 +690,7 @@ void OnTick_Trees() @@
 			!IsBridgeAbove(tile) &&
 			(ct = GetClearGround(tile), ct == CLEAR_GRASS || ct == CLEAR_ROUGH) &&
 			(tree = GetRandomTreeType(tile, GB(r, 24, 8))) != TREE_INVALID) {
-		MakeTree(tile, tree, 0, 0, ct == CLEAR_ROUGH ? TREE_GROUND_ROUGH : TREE_GROUND_GRASS, 0);
+			MakeTree(tile, tree, 0, 0, ct == CLEAR_ROUGH ? TREE_GROUND_ROUGH : TREE_GROUND_GRASS, GetClearDensity(tile));
+	}
 	/* byte underflow */
@@ @@ -689,8 +704,8 @@ void OnTick_Trees() @@
 			(ct = GetClearGround(tile), ct == CLEAR_GRASS || ct == CLEAR_ROUGH || ct == CLEAR_SNOW) &&
 			(tree = GetRandomTreeType(tile, GB(r, 24, 8))) != TREE_INVALID) {
 		switch (ct) {
 			case CLEAR_GRASS: MakeTree(tile, tree, 0, 0, TREE_GROUND_GRASS, 0); break;
 			case CLEAR_ROUGH: MakeTree(tile, tree, 0, 0, TREE_GROUND_ROUGH, 0); break;
 			case CLEAR_GRASS: MakeTree(tile, tree, 0, 0, TREE_GROUND_GRASS, GetClearDensity(tile)); break;
 			case CLEAR_ROUGH: MakeTree(tile, tree, 0, 0, TREE_GROUND_ROUGH, 3); break;
 			default: MakeTree(tile, tree, 0, 0, TREE_GROUND_SNOW_DESERT, GetClearDensity(tile)); break;
+		}
+	}

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