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-rw-r--r--source/MobSpawner.cpp275
1 files changed, 275 insertions, 0 deletions
diff --git a/source/MobSpawner.cpp b/source/MobSpawner.cpp
new file mode 100644
index 000000000..9bff87533
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+++ b/source/MobSpawner.cpp
@@ -0,0 +1,275 @@
+
+#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
+
+#include "MobSpawner.h"
+#include "MobTypesManager.h"
+#include "Mobs/Monster.h"
+#include "Mobs/IncludeAllMonsters.h"
+
+cMobSpawner::tMobTypes& cMobSpawner::m_MobTypes()
+{
+ static tMobTypes* value = new tMobTypes(initMobTypesBeforeCx11());
+ return *value;
+}
+
+cMobSpawner::tMobTypes cMobSpawner::initMobTypesBeforeCx11()
+{
+ std::set<cMonster::eType> toReturn;
+ toReturn.insert(cMonster::mtCreeper);
+ toReturn.insert(cMonster::mtSkeleton);
+ toReturn.insert(cMonster::mtSpider);
+ toReturn.insert(cMonster::mtGiant);
+ toReturn.insert(cMonster::mtZombie);
+ toReturn.insert(cMonster::mtSlime);
+ toReturn.insert(cMonster::mtGhast);
+ toReturn.insert(cMonster::mtZombiePigman);
+ toReturn.insert(cMonster::mtEnderman);
+ toReturn.insert(cMonster::mtCaveSpider);
+ toReturn.insert(cMonster::mtSilverfish);
+ toReturn.insert(cMonster::mtBlaze);
+ toReturn.insert(cMonster::mtMagmaCube);
+ toReturn.insert(cMonster::mtEnderDragon);
+ toReturn.insert(cMonster::mtWither);
+ toReturn.insert(cMonster::mtBat);
+ toReturn.insert(cMonster::mtWitch);
+ toReturn.insert(cMonster::mtPig);
+ toReturn.insert(cMonster::mtSheep);
+ toReturn.insert(cMonster::mtCow);
+ toReturn.insert(cMonster::mtChicken);
+ toReturn.insert(cMonster::mtSquid);
+ toReturn.insert(cMonster::mtWolf);
+ toReturn.insert(cMonster::mtMooshroom);
+ toReturn.insert(cMonster::mtSnowGolem);
+ toReturn.insert(cMonster::mtOcelot);
+ toReturn.insert(cMonster::mtIronGolem);
+ toReturn.insert(cMonster::mtVillager);
+ return toReturn;
+}
+
+
+cMobSpawner::cMobSpawner(cMonster::eFamily a_MonsterFamily,const std::set<cMonster::eType>& a_AllowedTypes) :
+ m_MonsterFamily(a_MonsterFamily),
+ m_NewPack(true),
+ m_MobType(cMonster::mtInvalidType)
+{
+ for (std::set<cMonster::eType>::const_iterator itr = a_AllowedTypes.begin(); itr != a_AllowedTypes.end(); itr++)
+ {
+ if (cMobTypesManager::getFamilyFromType(*itr) == a_MonsterFamily)
+ {
+ m_AllowedTypes.insert(*itr);
+ }
+ }
+}
+
+bool cMobSpawner::CheckPackCenter(BLOCKTYPE a_BlockType)
+{
+ // Packs of non-water mobs can only be centered on an air block
+ // Packs of water mobs can only be centered on a water block
+ if (m_MonsterFamily == cMonster::mfWater)
+ {
+ return IsBlockWater(a_BlockType);
+ }
+ else
+ {
+ return a_BlockType == E_BLOCK_AIR;
+ }
+}
+
+void cMobSpawner::addIfAllowed(cMonster::eType toAdd, std::set<cMonster::eType>& toAddIn)
+{
+ std::set<cMonster::eType>::iterator itr = m_AllowedTypes.find(toAdd);
+ if (itr != m_AllowedTypes.end())
+ {
+ toAddIn.insert(toAdd);
+ }
+}
+
+cMonster::eType cMobSpawner::ChooseMobType(EMCSBiome a_Biome)
+{
+ std::set<cMonster::eType> allowedMobs;
+
+ if (a_Biome == biMushroomIsland || a_Biome == biMushroomShore)
+ {
+ addIfAllowed(cMonster::mtMooshroom, allowedMobs);
+ }
+ else if (a_Biome == biNether)
+ {
+ addIfAllowed(cMonster::mtGhast, allowedMobs);
+ addIfAllowed(cMonster::mtZombiePigman, allowedMobs);
+ addIfAllowed(cMonster::mtMagmaCube, allowedMobs);
+ }
+ /*else if (a_Biome == biEnder) MG TODO : figure out what are the biomes of the ender
+ {
+ addIfAllowed(cMonster::mtEnderman, allowedMobs);
+ }*/
+ else
+ {
+ addIfAllowed(cMonster::mtBat, allowedMobs);
+ addIfAllowed(cMonster::mtSpider, allowedMobs);
+ addIfAllowed(cMonster::mtZombie, allowedMobs);
+ addIfAllowed(cMonster::mtSkeleton, allowedMobs);
+ addIfAllowed(cMonster::mtCreeper, allowedMobs);
+ addIfAllowed(cMonster::mtSquid, allowedMobs);
+
+ if (a_Biome != biDesert && a_Biome != biBeach && a_Biome != biOcean)
+ {
+ addIfAllowed(cMonster::mtSheep, allowedMobs);
+ addIfAllowed(cMonster::mtPig, allowedMobs);
+ addIfAllowed(cMonster::mtCow, allowedMobs);
+ addIfAllowed(cMonster::mtChicken, allowedMobs);
+ addIfAllowed(cMonster::mtEnderman, allowedMobs);
+ addIfAllowed(cMonster::mtSlime, allowedMobs); // MG TODO : much more complicated rule
+
+ if (a_Biome == biForest || a_Biome == biForestHills || a_Biome == biTaiga || a_Biome == biTaigaHills)
+ {
+ addIfAllowed(cMonster::mtWolf, allowedMobs);
+ }
+ else if (a_Biome == biJungle || a_Biome == biJungleHills)
+ {
+ addIfAllowed(cMonster::mtOcelot, allowedMobs);
+ }
+ }
+ }
+
+ int allowedMobsSize = allowedMobs.size();
+ if (allowedMobsSize > 0)
+ {
+ std::set<cMonster::eType>::iterator itr = allowedMobs.begin();
+ int iRandom = m_Random.NextInt(allowedMobsSize,a_Biome);
+
+ for(int i = 0; i < iRandom; i++)
+ {
+ itr++;
+ }
+
+ return *itr;
+ }
+ return cMonster::mtInvalidType;
+}
+
+
+bool cMobSpawner::CanSpawnHere(cMonster::eType a_MobType, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, BLOCKTYPE a_BlockType_below, NIBBLETYPE a_BlockMeta_below, BLOCKTYPE a_BlockType_above, NIBBLETYPE a_BlockMeta_above, EMCSBiome a_Biome, int a_Level)
+{
+ bool toReturn = false;
+ std::set<cMonster::eType>::iterator itr = m_AllowedTypes.find(a_MobType);
+ if (itr != m_AllowedTypes.end())
+ {
+ // MG TODO : find a nicer paging
+ if (a_MobType == cMonster::mtSquid)
+ {
+ toReturn = (
+ IsBlockLiquid(a_BlockType) &&
+ a_Level >= 45 &&
+ a_Level <= 62
+ );
+ }
+ else if (a_MobType == cMonster::mtBat)
+ {
+ toReturn = a_Level <= 60; // MG TODO : find a real rule
+ }
+ else
+ {
+ if (
+ a_BlockType == E_BLOCK_AIR &&
+ a_BlockType_above == E_BLOCK_AIR &&
+ ! (g_BlockTransparent[a_BlockType_below])
+ )
+ {
+ if (a_MobType == cMonster::mtChicken || a_MobType == cMonster::mtPig || a_MobType == cMonster::mtCow || a_MobType == cMonster::mtSheep)
+ {
+ toReturn = (
+ a_BlockType_below == E_BLOCK_GRASS /*&& // MG TODO
+ a_LightLevel >= 9 */
+ );
+ }
+ else if (a_MobType == cMonster::mtOcelot)
+ {
+ toReturn = (
+ a_Level >= 62 &&
+ (
+ a_BlockType_below == E_BLOCK_GRASS ||
+ a_BlockType_below == E_BLOCK_LEAVES
+ ) &&
+ m_Random.NextInt(3,a_Biome) != 0
+ );
+ }
+ else if (a_MobType == cMonster::mtCreeper || a_MobType == cMonster::mtSkeleton || a_MobType == cMonster::mtZombie || a_MobType == cMonster::mtSpider || a_MobType == cMonster::mtEnderman || a_MobType == cMonster::mtZombiePigman)
+ {
+ toReturn = true /*a_LightLevel <= 7 MG TODO*/;
+ /*if (a_SunLight) MG TODO
+ {
+ if (m_Random.NextInt(2,a_Biome) != 0)
+ {
+ toReturn = false;
+ }
+ }*/
+ }
+ else if (a_MobType == cMonster::mtSlime)
+ {
+ toReturn = a_Level <= 40;
+ // MG TODO : much more complicated rules
+ }
+ else if (a_MobType == cMonster::mtGhast)
+ {
+ toReturn = m_Random.NextInt(20,a_Biome) == 0;
+ }
+ else
+ {
+ LOGD("MG TODO : check I've got a Rule to write for type %d",a_MobType);
+ toReturn = true;
+ }
+ }
+ }
+ }
+ return toReturn;
+}
+
+
+cMonster* cMobSpawner::TryToSpawnHere(BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, BLOCKTYPE a_BlockType_below, NIBBLETYPE a_BlockMeta_below, BLOCKTYPE a_BlockType_above, NIBBLETYPE a_BlockMeta_above, EMCSBiome a_Biome, int a_Level, int& a_MaxPackSize)
+{
+ cMonster* toReturn = NULL;
+ if (m_NewPack)
+ {
+ m_MobType = ChooseMobType(a_Biome);
+ if (m_MobType == cMonster::mtInvalidType)
+ {
+ return toReturn;
+ }
+ if (m_MobType == cMonster::mtWolf)
+ {
+ a_MaxPackSize = 8;
+ }
+ else if (m_MobType == cMonster::mtGhast)
+ {
+ a_MaxPackSize = 1;
+ }
+ m_NewPack = false;
+ }
+
+
+ if (CanSpawnHere(m_MobType, a_BlockType, a_BlockMeta, a_BlockType_below, a_BlockMeta_below, a_BlockType_above, a_BlockMeta_above, a_Biome, a_Level))
+ {
+ cMonster* newMob = cMobTypesManager::NewMonsterFromType(m_MobType);
+ if (newMob)
+ {
+ m_Spawned.insert(newMob);
+ }
+ toReturn = newMob;
+ }
+ return toReturn;
+}
+
+void cMobSpawner::NewPack()
+{
+ m_NewPack = true;
+}
+
+cMobSpawner::tSpawnedContainer& cMobSpawner::getSpawned()
+{
+ return m_Spawned;
+}
+
+bool cMobSpawner::CanSpawnSomething()
+{
+ return m_AllowedTypes.size() > 0;
+}