Fix alpha for liquid nodes (#5494)

[oweals/minetest.git] / src / treegen.cpp

diff --git a/src/treegen.cpp b/src/treegen.cpp
index e6c514ab9274498a1a240bd150ff1864fb1597bb..8bf9619a0eba836b9db3e708b6bbdab07321423e 100644 (file)
--- a/src/treegen.cpp
+++ b/src/treegen.cpp
@@ -21,11 +21,11 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <stack>
 #include "util/pointer.h"
 #include "util/numeric.h"
-#include "util/mathconstants.h"
 #include "map.h"
 #include "serverenvironment.h"
 #include "nodedef.h"
 #include "treegen.h"
+#include "voxelalgorithms.h"
 
 namespace treegen
 {
@@ -113,7 +113,7 @@ void make_tree(MMVManip &vmanip, v3s16 p0,
 
 // L-System tree LUA spawner
 treegen::error spawn_ltree(ServerEnvironment *env, v3s16 p0,
-               INodeDefManager *ndef, TreeDef tree_definition)
+               INodeDefManager *ndef, const TreeDef &tree_definition)
 {
        ServerMap *map = &env->getServerMap();
        std::map<v3s16, MapBlock*> modified_blocks;
@@ -126,12 +126,8 @@ treegen::error spawn_ltree(ServerEnvironment *env, v3s16 p0,
        if (e != SUCCESS)
                return e;
 
-       vmanip.blitBackAll(&modified_blocks);
+       voxalgo::blit_back_with_light(map, &vmanip, &modified_blocks);
 
-       // update lighting
-       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;