animal terrain finisher
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p-mcgowan
parent
53a55e62b3
commit
9831220a1c
@ -26,6 +26,8 @@
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#define DEF_OVERWORLD_LAVA_SPRINGS "0, 0; 10, 5; 11, 45; 48, 2; 64, 1; 255, 0"
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#define DEF_END_WATER_SPRINGS "0, 1; 255, 1"
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#define DEF_END_LAVA_SPRINGS "0, 1; 255, 1"
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#define DEF_ANIMAL_SPAWN_PERCENT 10
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#define DEF_NO_ANIMALS 0
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@ -943,3 +945,213 @@ bool cFinishGenFluidSprings::TryPlaceSpring(cChunkDesc & a_ChunkDesc, int x, int
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////////////////////////////////////////////////////////////////////////////////
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// cFinishGenPassiveMobs:
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cFinishGenPassiveMobs::cFinishGenPassiveMobs(int a_Seed, cIniFile & a_IniFile, eDimension a_Dimension) :
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m_Noise(a_Seed)
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{
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AString SectionName = "Animals";
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int DefaultAnimalSpawnChunkPercentage = DEF_ANIMAL_SPAWN_PERCENT;
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switch (a_Dimension)
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{
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case dimOverworld:
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{
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DefaultAnimalSpawnChunkPercentage = DEF_ANIMAL_SPAWN_PERCENT;
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break;
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}
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case dimNether:
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case dimEnd: // No nether or end animals (currently)
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{
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DefaultAnimalSpawnChunkPercentage = DEF_NO_ANIMALS;
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break;
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}
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default:
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{
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ASSERT(!"Unhandled world dimension");
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break;
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}
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} // switch (dimension)
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m_AnimalProbability = a_IniFile.GetValueSetI(SectionName, "AnimalSpawnChunkPercentage", DefaultAnimalSpawnChunkPercentage);
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if (m_AnimalProbability < 0 || m_AnimalProbability > 100)
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{
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LOGWARNING("[Animals]: AnimalSpawnChunkPercentage is invalid, using the default of \"%d\".", DefaultAnimalSpawnChunkPercentage);
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}
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}
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void cFinishGenPassiveMobs::GenFinish(cChunkDesc & a_ChunkDesc)
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{
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int ChanceRnd = m_Random.NextInt(100);
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if (ChanceRnd > m_AnimalProbability)
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{
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return;
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}
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eMonsterType RandomMob = GetRandomMob(a_ChunkDesc);
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if (RandomMob == mtInvalidType)
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{
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LOGWARNING("Attempted to spawn invalid mob type.");
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return;
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}
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// Try spawning a pack center 10 times, should get roughly the same probability
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for (int Tries = 0; Tries < 10; Tries++)
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{
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int PackCenterX = m_Random.NextInt(cChunkDef::Width - 1);
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int PackCenterZ = m_Random.NextInt(cChunkDef::Width - 1);
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if (TrySpawnAnimals(a_ChunkDesc, PackCenterX, a_ChunkDesc.GetHeight(PackCenterX, PackCenterZ), PackCenterZ, RandomMob))
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{
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for (int i = 0; i < 5; i++)
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{
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int OffsetX = m_Random.NextInt(cChunkDef::Width - 1);
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int OffsetZ = m_Random.NextInt(cChunkDef::Width - 1);
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TrySpawnAnimals(a_ChunkDesc, OffsetX, a_ChunkDesc.GetHeight(OffsetX, OffsetZ), OffsetZ, RandomMob);
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}
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return;
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} // if pack center spawn successful
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} // for tries
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}
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bool cFinishGenPassiveMobs::TrySpawnAnimals(cChunkDesc & a_ChunkDesc, int a_RelX, int a_RelY, int a_RelZ, eMonsterType AnimalToSpawn)
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{
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BLOCKTYPE BlockAtHead = a_ChunkDesc.GetBlockType(a_RelX, a_RelY + 1, a_RelZ);
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BLOCKTYPE BlockAtFeet = a_ChunkDesc.GetBlockType(a_RelX, a_RelY , a_RelZ);
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BLOCKTYPE BlockUnderFeet = a_ChunkDesc.GetBlockType(a_RelX, a_RelY - 1, a_RelZ);
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// Check block below (opaque, grass, water), and above (air)
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if (AnimalToSpawn == mtSquid && BlockAtFeet != E_BLOCK_WATER)
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{
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return false;
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}
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if (
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(AnimalToSpawn != mtSquid) &&
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(BlockAtHead != E_BLOCK_AIR) &&
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(BlockAtFeet != E_BLOCK_AIR) &&
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(!cBlockInfo::IsTransparent(BlockUnderFeet))
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)
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{
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return false;
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}
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if (
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(BlockUnderFeet != E_BLOCK_GRASS) &&
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(
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(AnimalToSpawn == mtSheep) ||
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(AnimalToSpawn == mtChicken) ||
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(AnimalToSpawn == mtPig)
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)
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)
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{
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return false;
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}
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int AnimalX, AnimalY, AnimalZ;
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AnimalX = (double)(a_ChunkDesc.GetChunkX()*cChunkDef::Width + a_RelX + 0.5);
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AnimalY = a_RelY;
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AnimalZ = (double)(a_ChunkDesc.GetChunkZ()*cChunkDef::Width + a_RelZ + 0.5);
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cEntityList ChunkEntities = a_ChunkDesc.GetEntities();
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cMonster * NewMob = cMonster::NewMonsterFromType(AnimalToSpawn);
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NewMob->SetPosition(AnimalX, AnimalY, AnimalZ);
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ChunkEntities.push_back(NewMob);
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LOGD("Spawning %s #%i at {%d, %d, %d}", NewMob->GetClass(), NewMob->GetUniqueID(), AnimalX, AnimalY, AnimalZ);
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return true;
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}
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eMonsterType cFinishGenPassiveMobs::GetRandomMob(cChunkDesc & a_ChunkDesc)
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{
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std::set<eMonsterType> ListOfSpawnables;
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std::set<eMonsterType>::iterator MobIter = ListOfSpawnables.begin();
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int x = m_Random.NextInt(cChunkDef::Width - 1);
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int z = m_Random.NextInt(cChunkDef::Width - 1);
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// Check biomes first to get a list of animals
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switch (a_ChunkDesc.GetBiome(x, z))
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{
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// No animals
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case biNether:
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case biEnd:
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return mtInvalidType;
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// Squid only
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case biOcean:
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case biFrozenOcean:
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case biFrozenRiver:
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case biRiver:
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case biDeepOcean:
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ListOfSpawnables.insert(MobIter, mtSquid);
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break;
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// Mooshroom only
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case biMushroomIsland:
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case biMushroomShore:
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ListOfSpawnables.insert(MobIter, mtMooshroom);
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break;
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case biJungle:
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case biJungleHills:
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case biJungleEdge:
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case biJungleM:
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case biJungleEdgeM:
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ListOfSpawnables.insert(MobIter, mtOcelot);
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case biPlains:
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case biSunflowerPlains:
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case biSavanna:
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case biSavannaPlateau:
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case biSavannaM:
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case biSavannaPlateauM:
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ListOfSpawnables.insert(MobIter, mtHorse);
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// ListOfSpawnables.insert(mtDonkey);
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// Wolves only
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case biForest:
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case biTaiga:
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case biMegaTaiga:
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case biColdTaiga:
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case biColdTaigaM:
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ListOfSpawnables.insert(MobIter, mtWolf);
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// All other mobs
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default:
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ListOfSpawnables.insert(MobIter, mtChicken);
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ListOfSpawnables.insert(MobIter, mtCow);
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ListOfSpawnables.insert(MobIter, mtPig);
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ListOfSpawnables.insert(MobIter, mtSheep);
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}
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if (ListOfSpawnables.size() == 0)
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{
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LOGD("Tried to spawn an animal from an empty list.");
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return mtInvalidType;
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}
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int RandMob = m_Random.NextInt(ListOfSpawnables.size());
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MobIter=ListOfSpawnables.begin();
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for (int i = 0; i < RandMob; i++)
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{
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++MobIter;
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}
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return *MobIter;
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}
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@ -18,6 +18,8 @@
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#include "ComposableGenerator.h"
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#include "../Noise/Noise.h"
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#include "../ProbabDistrib.h"
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#include "../Mobs/Monster.h"
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#include "FastRandom.h"
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@ -315,3 +317,30 @@ protected:
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class cFinishGenPassiveMobs :
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public cFinishGen
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{
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public:
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cFinishGenPassiveMobs(int a_Seed, cIniFile & a_IniFile, eDimension a_Dimension);
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protected:
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cNoise m_Noise;
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int m_AnimalProbability; // Chance, [0..100], that an animal pack will be generated in a chunk
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cFastRandom m_Random;
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// cFinishGen override:
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virtual void GenFinish(cChunkDesc & a_ChunkDesc) override;
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// Tries to spawn a mob in the center of the pack. If successful, spawns 0-5 more.
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bool TrySpawnAnimals(cChunkDesc & a_ChunkDesc, int x, int y, int z, eMonsterType AnimalToSpawn);
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// Gets a random mob from biome-dependant list
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eMonsterType GetRandomMob(cChunkDesc & a_ChunkDesc);
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} ;
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