]> git.lizzy.rs Git - dragonfireclient.git/blobdiff - src/treegen.cpp
Switch back repository to dev-mode after 0.4.10 release.
[dragonfireclient.git] / src / treegen.cpp
index 4003778381920836a59a181edaae81a0a431a32d..542bdf21c10305855dddde769d17b40ed5a2a010 100644 (file)
@@ -1,6 +1,6 @@
 /*
 Minetest
-Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>,
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>,
                          2012-2013 RealBadAngel, Maciej Kasatkin <mk@realbadangel.pl>
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU Lesser General Public License as published by
@@ -19,6 +19,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "irr_v3d.h"
 #include <stack>
+#include "util/pointer.h"
 #include "util/numeric.h"
 #include "util/mathconstants.h"
 #include "map.h"
@@ -28,15 +29,21 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 namespace treegen
 {
+
 void make_tree(ManualMapVoxelManipulator &vmanip, v3s16 p0,
-               bool is_apple_tree, INodeDefManager *ndef,int seed)
+               bool is_apple_tree, INodeDefManager *ndef, int seed)
 {
+       /*
+               NOTE: Tree-placing code is currently duplicated in the engine
+               and in games that have saplings; both are deprecated but not
+               replaced yet
+       */
        MapNode treenode(ndef->getId("mapgen_tree"));
        MapNode leavesnode(ndef->getId("mapgen_leaves"));
        MapNode applenode(ndef->getId("mapgen_apple"));
 
-       PseudoRandom ps(seed);
-       s16 trunk_h = ps.range(4, 5);
+       PseudoRandom pr(seed);
+       s16 trunk_h = pr.range(4, 5);
        v3s16 p1 = p0;
        for(s16 ii=0; ii<trunk_h; ii++)
        {
@@ -72,9 +79,9 @@ void make_tree(ManualMapVoxelManipulator &vmanip, v3s16 p0,
                s16 d = 1;
 
                v3s16 p(
-                       ps.range(leaves_a.MinEdge.X, leaves_a.MaxEdge.X-d),
-                       ps.range(leaves_a.MinEdge.Y, leaves_a.MaxEdge.Y-d),
-                       ps.range(leaves_a.MinEdge.Z, leaves_a.MaxEdge.Z-d)
+                       pr.range(leaves_a.MinEdge.X, leaves_a.MaxEdge.X-d),
+                       pr.range(leaves_a.MinEdge.Y, leaves_a.MaxEdge.Y-d),
+                       pr.range(leaves_a.MinEdge.Z, leaves_a.MaxEdge.Z-d)
                );
 
                for(s16 z=0; z<=d; z++)
@@ -100,7 +107,7 @@ void make_tree(ManualMapVoxelManipulator &vmanip, v3s16 p0,
                        continue;
                u32 i = leaves_a.index(x,y,z);
                if(leaves_d[i] == 1) {
-                       bool is_apple = ps.range(0,99) < 10;
+                       bool is_apple = pr.range(0,99) < 10;
                        if(is_apple_tree && is_apple) {
                                vmanip.m_data[vi] = applenode;
                        } else {
@@ -111,10 +118,10 @@ void make_tree(ManualMapVoxelManipulator &vmanip, v3s16 p0,
 }
 
 // L-System tree LUA spawner
-void spawn_ltree (ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef, TreeDef tree_definition)
+void spawn_ltree(ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef, TreeDef tree_definition)
 {
        ServerMap *map = &env->getServerMap();
-       core::map<v3s16, MapBlock*> modified_blocks;
+       std::map<v3s16, MapBlock*> modified_blocks;
        ManualMapVoxelManipulator vmanip(map);
        v3s16 tree_blockp = getNodeBlockPos(p0);
        vmanip.initialEmerge(tree_blockp - v3s16(1,1,1), tree_blockp + v3s16(1,3,1));
@@ -122,23 +129,17 @@ void spawn_ltree (ServerEnvironment *env, v3s16 p0, INodeDefManager *ndef, TreeD
        vmanip.blitBackAll(&modified_blocks);
 
        // update lighting
-       core::map<v3s16, MapBlock*> lighting_modified_blocks;
-       for(core::map<v3s16, MapBlock*>::Iterator
-               i = modified_blocks.getIterator();
-               i.atEnd() == false; i++)
-       {
-               lighting_modified_blocks.insert(i.getNode()->getKey(), i.getNode()->getValue());
-       }
+       std::map<v3s16, MapBlock*> lighting_modified_blocks;
+       lighting_modified_blocks.insert(modified_blocks.begin(), modified_blocks.end());
        map->updateLighting(lighting_modified_blocks, modified_blocks);
        // Send a MEET_OTHER event
        MapEditEvent event;
        event.type = MEET_OTHER;
-       for(core::map<v3s16, MapBlock*>::Iterator
-               i = modified_blocks.getIterator();
-               i.atEnd() == false; i++)
+       for(std::map<v3s16, MapBlock*>::iterator
+               i = modified_blocks.begin();
+               i != modified_blocks.end(); ++i)
        {
-               v3s16 p = i.getNode()->getKey();
-               event.modified_blocks.insert(p, true);
+               event.modified_blocks.insert(i->first);
        }
        map->dispatchEvent(&event);
 }
@@ -230,7 +231,7 @@ void make_ltree(ManualMapVoxelManipulator &vmanip, v3s16 p0, INodeDefManager *nd
                tree_node_placement(vmanip,v3f(position.X,position.Y-1,position.Z+1),dirtnode);
                tree_node_placement(vmanip,v3f(position.X+1,position.Y-1,position.Z+1),dirtnode);
        }
-       if (tree_definition.trunk_type == "crossed")
+       else if (tree_definition.trunk_type == "crossed")
        {
                tree_node_placement(vmanip,v3f(position.X+1,position.Y-1,position.Z),dirtnode);
                tree_node_placement(vmanip,v3f(position.X-1,position.Y-1,position.Z),dirtnode);
@@ -288,7 +289,7 @@ void make_ltree(ManualMapVoxelManipulator &vmanip, v3s16 p0, INodeDefManager *nd
                                tree_trunk_placement(vmanip,v3f(position.X,position.Y,position.Z+1),tree_definition);
                                tree_trunk_placement(vmanip,v3f(position.X+1,position.Y,position.Z+1),tree_definition);
                        }
-                       if (tree_definition.trunk_type == "crossed" && !tree_definition.thin_branches)
+                       else if (tree_definition.trunk_type == "crossed" && !tree_definition.thin_branches)
                        {
                                tree_trunk_placement(vmanip,v3f(position.X+1,position.Y,position.Z),tree_definition);
                                tree_trunk_placement(vmanip,v3f(position.X-1,position.Y,position.Z),tree_definition);
@@ -308,7 +309,7 @@ void make_ltree(ManualMapVoxelManipulator &vmanip, v3s16 p0, INodeDefManager *nd
                                tree_trunk_placement(vmanip,v3f(position.X,position.Y,position.Z+1),tree_definition);
                                tree_trunk_placement(vmanip,v3f(position.X+1,position.Y,position.Z+1),tree_definition);
                        }
-                       if ((stack_orientation.empty() && tree_definition.trunk_type == "crossed") ||
+                       else if ((stack_orientation.empty() && tree_definition.trunk_type == "crossed") ||
                                (!stack_orientation.empty() && tree_definition.trunk_type == "crossed" && !tree_definition.thin_branches))
                        {
                                tree_trunk_placement(vmanip,v3f(position.X+1,position.Y,position.Z),tree_definition);
@@ -512,33 +513,53 @@ v3f transposeMatrix(irr::core::matrix4 M, v3f v)
        return translated;
 }
 
-#if 0
-static void make_jungletree(VoxelManipulator &vmanip, v3s16 p0,
-               INodeDefManager *ndef)
+void make_jungletree(VoxelManipulator &vmanip, v3s16 p0,
+               INodeDefManager *ndef, int seed)
 {
-       MapNode treenode(ndef->getId("mapgen_jungletree"));
-       MapNode leavesnode(ndef->getId("mapgen_leaves"));
-
+       /*
+               NOTE: Tree-placing code is currently duplicated in the engine
+               and in games that have saplings; both are deprecated but not
+               replaced yet
+       */
+       content_t c_tree   = ndef->getId("mapgen_jungletree");
+       content_t c_leaves = ndef->getId("mapgen_jungleleaves");
+       if (c_tree == CONTENT_IGNORE)
+               c_tree = ndef->getId("mapgen_tree");
+       if (c_leaves == CONTENT_IGNORE)
+               c_leaves = ndef->getId("mapgen_leaves");
+
+       MapNode treenode(c_tree);
+       MapNode leavesnode(c_leaves);
+
+       PseudoRandom pr(seed);
        for(s16 x=-1; x<=1; x++)
        for(s16 z=-1; z<=1; z++)
        {
-               if(myrand_range(0, 2) == 0)
+               if(pr.range(0, 2) == 0)
                        continue;
                v3s16 p1 = p0 + v3s16(x,0,z);
                v3s16 p2 = p0 + v3s16(x,-1,z);
-               if(vmanip.m_area.contains(p2)
-                               && vmanip.m_data[vmanip.m_area.index(p2)] == CONTENT_AIR)
-                       vmanip.m_data[vmanip.m_area.index(p2)] = treenode;
-               else if(vmanip.m_area.contains(p1))
-                       vmanip.m_data[vmanip.m_area.index(p1)] = treenode;
+               u32 vi1 = vmanip.m_area.index(p1);
+               u32 vi2 = vmanip.m_area.index(p2);
+               
+               if (vmanip.m_area.contains(p2) &&
+                       vmanip.m_data[vi2].getContent() == CONTENT_AIR)
+                       vmanip.m_data[vi2] = treenode;
+               else if (vmanip.m_area.contains(p1) &&
+                               vmanip.m_data[vi1].getContent() == CONTENT_AIR)
+                       vmanip.m_data[vi1] = treenode;
        }
+       vmanip.m_data[vmanip.m_area.index(p0)] = treenode;
 
-       s16 trunk_h = myrand_range(8, 12);
+       s16 trunk_h = pr.range(8, 12);
        v3s16 p1 = p0;
-       for(s16 ii=0; ii<trunk_h; ii++)
+       for (s16 ii=0; ii<trunk_h; ii++)
        {
-               if(vmanip.m_area.contains(p1))
-                       vmanip.m_data[vmanip.m_area.index(p1)] = treenode;
+               if (vmanip.m_area.contains(p1)) {
+                       u32 vi = vmanip.m_area.index(p1);
+                       if (vmanip.m_data[vi].getContent() == CONTENT_AIR)
+                               vmanip.m_data[vi] = treenode;
+               }
                p1.Y++;
        }
 
@@ -568,9 +589,9 @@ static void make_jungletree(VoxelManipulator &vmanip, v3s16 p0,
                s16 d = 1;
 
                v3s16 p(
-                       myrand_range(leaves_a.MinEdge.X, leaves_a.MaxEdge.X-d),
-                       myrand_range(leaves_a.MinEdge.Y, leaves_a.MaxEdge.Y-d),
-                       myrand_range(leaves_a.MinEdge.Z, leaves_a.MaxEdge.Z-d)
+                       pr.range(leaves_a.MinEdge.X, leaves_a.MaxEdge.X-d),
+                       pr.range(leaves_a.MinEdge.Y, leaves_a.MaxEdge.Y-d),
+                       pr.range(leaves_a.MinEdge.Z, leaves_a.MaxEdge.Z-d)
                );
 
                for(s16 z=0; z<=d; z++)
@@ -591,14 +612,13 @@ static void make_jungletree(VoxelManipulator &vmanip, v3s16 p0,
                if(vmanip.m_area.contains(p) == false)
                        continue;
                u32 vi = vmanip.m_area.index(p);
-               if(vmanip.m_data[vi].getContent() != CONTENT_AIR
-                               && vmanip.m_data[vi].getContent() != CONTENT_IGNORE)
+               if (vmanip.m_data[vi].getContent() != CONTENT_AIR &&
+                       vmanip.m_data[vi].getContent() != CONTENT_IGNORE)
                        continue;
                u32 i = leaves_a.index(x,y,z);
                if(leaves_d[i] == 1)
                        vmanip.m_data[vi] = leavesnode;
        }
 }
-#endif
 
 }; // namespace treegen