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Biomes: Remove referenced biomes from Decorations on clear

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This commit is contained in:
kwolekr 2015-04-16 23:37:50 -04:00
parent 4abb96fb54
commit 821d0025da
6 changed files with 36 additions and 17 deletions
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13
src/mg_biome.cpp
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@ -18,6 +18,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
*/
#include "mg_biome.h"
#include "mg_decoration.h"
#include "emerge.h"
#include "gamedef.h"
#include "nodedef.h"
#include "map.h" //for MMVManip
@ -33,6 +35,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
BiomeManager::BiomeManager(IGameDef *gamedef) :
ObjDefManager(gamedef, OBJDEF_BIOME)
{
m_gamedef = gamedef;
// Create default biome to be used in case none exist
Biome *b = new Biome;
@ -103,7 +107,16 @@ Biome *BiomeManager::getBiome(float heat, float humidity, s16 y)
void BiomeManager::clear()
{
EmergeManager *emerge = m_gamedef->getEmergeManager();
// Remove all dangling references in Decorations
DecorationManager *decomgr = emerge->decomgr;
for (size_t i = 0; i != decomgr->getNumObjects(); i++) {
Decoration *deco = (Decoration *)decomgr->getRaw(i);
deco->biomes.clear();
}
// Don't delete the first biome
for (size_t i = 1; i < m_objects.size(); i++) {
Biome *b = (Biome *)m_objects[i];
delete b;