a4a418a679
git-svn-id: http://mc-server.googlecode.com/svn/trunk@504 0a769ca7-a7f5-676a-18bf-c427514a06d6
547 lines
18 KiB
C++
547 lines
18 KiB
C++
|
|
// Trees.cpp
|
|
|
|
// Implements helper functions used for generating trees
|
|
|
|
#include "Globals.h"
|
|
#include "Trees.h"
|
|
#include "BlockID.h"
|
|
|
|
|
|
|
|
|
|
|
|
#ifndef min
|
|
#define min(a,b) (((a) < (b)) ? (a) : (b))
|
|
#endif
|
|
|
|
|
|
|
|
|
|
|
|
typedef struct
|
|
{
|
|
int x, z;
|
|
} sCoords;
|
|
|
|
typedef struct
|
|
{
|
|
int x, z;
|
|
NIBBLETYPE Meta;
|
|
} sMetaCoords;
|
|
|
|
static const sCoords Corners[] =
|
|
{
|
|
{-1, -1},
|
|
{-1, 1},
|
|
{1, -1},
|
|
{1, 1},
|
|
} ;
|
|
|
|
static const sCoords BigO1[] =
|
|
{
|
|
{0, -1},
|
|
{-1, 0}, {1, 0},
|
|
{0, 1},
|
|
} ;
|
|
|
|
static const sCoords BigO2[] =
|
|
{
|
|
{-1, -2}, {0, -2}, {1, -2},
|
|
{-2, -1}, {-1, -1}, {0, -1}, {1, -1}, {2, -1},
|
|
{-2, 0}, {-1, 0}, {1, 0}, {2, 0},
|
|
{-2, 1}, {-1, 1}, {0, 1}, {1, 1}, {2, 1},
|
|
{-1, 2}, {0, 2}, {1, 2},
|
|
} ;
|
|
|
|
static const sCoords BigO3[] =
|
|
{
|
|
{-2, -3}, {-1, -3}, {0, -3}, {1, -3}, {2, -3},
|
|
{-3, -2}, {-2, -2}, {-1, -2}, {0, -2}, {1, -2}, {2, -2}, {3, -2},
|
|
{-3, -1}, {-2, -1}, {-1, -1}, {0, -1}, {1, -1}, {2, -1}, {3, -1},
|
|
{-3, 0}, {-2, 0}, {-1, 0}, {1, 0}, {2, 0}, {3, 0},
|
|
{-3, 1}, {-2, 1}, {-1, 1}, {0, 1}, {1, 1}, {2, 1}, {3, 1},
|
|
{-3, 2}, {-2, 2}, {-1, 2}, {0, 2}, {1, 2}, {2, 2}, {3, 2},
|
|
{-2, 3}, {-1, 3}, {0, 3}, {1, 3}, {2, 3},
|
|
} ;
|
|
|
|
typedef struct
|
|
{
|
|
const sCoords * Coords;
|
|
size_t Count;
|
|
} sCoordsArr;
|
|
|
|
static const sCoordsArr BigOs[] =
|
|
{
|
|
{BigO1, ARRAYCOUNT(BigO1)},
|
|
{BigO2, ARRAYCOUNT(BigO2)},
|
|
{BigO3, ARRAYCOUNT(BigO3)},
|
|
} ;
|
|
|
|
|
|
|
|
|
|
|
|
/// Pushes a specified layer of blocks of the same type around (x, h, z) into a_Blocks
|
|
inline void PushCoordBlocks(int a_BlockX, int a_Height, int a_BlockZ, sSetBlockVector & a_Blocks, const sCoords * a_Coords, size_t a_NumCoords, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta)
|
|
{
|
|
for (size_t i = 0; i < a_NumCoords; i++)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(a_BlockX + a_Coords[i].x, a_Height, a_BlockZ + a_Coords[i].z, a_BlockType, a_Meta));
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
inline void PushCornerBlocks(int a_BlockX, int a_Height, int a_BlockZ, int a_Seq, cNoise & a_Noise, int a_Chance, sSetBlockVector & a_Blocks, int a_CornersDist, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta)
|
|
{
|
|
for (size_t i = 0; i < ARRAYCOUNT(Corners); i++)
|
|
{
|
|
int x = a_BlockX + Corners[i].x;
|
|
int z = a_BlockZ + Corners[i].z;
|
|
if (a_Noise.IntNoise3DInt(x + 64 * a_Seq, a_Height, z + 64 * a_Seq) <= a_Chance)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(x, a_Height, z, a_BlockType, a_Meta));
|
|
}
|
|
} // for i - Corners[]
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
inline void PushSomeColumns(int a_BlockX, int a_Height, int a_BlockZ, int a_ColumnHeight, int a_Seq, cNoise & a_Noise, int a_Chance, sSetBlockVector & a_Blocks, const sMetaCoords * a_Coords, size_t a_NumCoords, BLOCKTYPE a_BlockType)
|
|
{
|
|
for (size_t i = 0; i < a_NumCoords; i++)
|
|
{
|
|
int x = a_BlockX + a_Coords[i].x;
|
|
int z = a_BlockZ + a_Coords[i].z;
|
|
if (a_Noise.IntNoise3DInt(x + 64 * a_Seq, a_Height + i, z + 64 * a_Seq) <= a_Chance)
|
|
{
|
|
for (int j = 0; j < a_ColumnHeight; j++)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(x, a_Height - j, z, a_BlockType, a_Coords[i].Meta));
|
|
}
|
|
}
|
|
} // for i - a_Coords[]
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetTreeImageByBiome(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, EMCSBiome a_Biome, sSetBlockVector & a_Blocks)
|
|
{
|
|
switch (a_Biome)
|
|
{
|
|
case biPlains:
|
|
case biExtremeHills:
|
|
case biExtremeHillsEdge:
|
|
case biForest:
|
|
case biMushroomIsland:
|
|
case biMushroomShore:
|
|
case biForestHills:
|
|
{
|
|
// Apple or birch trees:
|
|
if (a_Noise.IntNoise3DInt(a_BlockX, a_BlockY + 16 * a_Seq, a_BlockZ + 16 * a_Seq) < 0x5fffffff)
|
|
{
|
|
GetAppleTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
else
|
|
{
|
|
GetBirchTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case biTaiga:
|
|
case biIcePlains:
|
|
case biIceMountains:
|
|
case biTaigaHills:
|
|
{
|
|
// Conifers
|
|
GetConiferTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
break;
|
|
}
|
|
|
|
case biSwampland:
|
|
{
|
|
// Swamp trees:
|
|
GetSwampTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
break;
|
|
}
|
|
|
|
case biJungle:
|
|
case biJungleHills:
|
|
{
|
|
// Apple bushes, jungle trees
|
|
if (a_Noise.IntNoise3DInt(a_BlockX, a_BlockY + 16 * a_Seq, a_BlockZ + 16 * a_Seq) < 0x5fffffff)
|
|
{
|
|
GetAppleBushImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
else
|
|
{
|
|
GetJungleTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetAppleTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
if (a_Noise.IntNoise3DInt(a_BlockX + 32 * a_Seq, a_BlockY + 32 * a_Seq, a_BlockZ) < 0x60000000)
|
|
{
|
|
GetSmallAppleTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
else
|
|
{
|
|
GetLargeAppleTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetSmallAppleTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
/* Small apple tree has:
|
|
- a top plus (no log)
|
|
- optional BigO1 + random corners (log)
|
|
- 2 layers of BigO2 + random corners (log)
|
|
- 1 to 3 blocks of trunk
|
|
*/
|
|
|
|
int Random = a_Noise.IntNoise3DInt(a_BlockX + 64 * a_Seq, a_BlockY, a_BlockZ) >> 3;
|
|
|
|
// Pre-alloc so that we don't realloc too often later:
|
|
a_Blocks.reserve(ARRAYCOUNT(BigO2) * 2 + ARRAYCOUNT(BigO1) + ARRAYCOUNT(Corners) * 3 + 3 + 5);
|
|
|
|
int Heights[] = {1, 2, 2, 3} ;
|
|
int Height = 1 + Heights[Random & 3];
|
|
Random >>= 2;
|
|
|
|
// Trunk:
|
|
for (int i = 0; i < Height; i++)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, a_BlockY + i, a_BlockZ, E_BLOCK_LOG, E_META_LOG_APPLE));
|
|
}
|
|
int Hei = a_BlockY + Height;
|
|
|
|
// 2 BigO2 + corners layers:
|
|
for (int i = 0; i < 2; i++)
|
|
{
|
|
PushCoordBlocks (a_BlockX, Hei, a_BlockZ, a_Blocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
PushCornerBlocks(a_BlockX, Hei, a_BlockZ, a_Seq, a_Noise, 0x5000000 - i * 0x10000000, a_Blocks, 2, E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Hei, a_BlockZ, E_BLOCK_LOG, E_META_LOG_APPLE));
|
|
Hei++;
|
|
} // for i - 2*
|
|
|
|
// Optional BigO1 + corners layer:
|
|
if ((Random & 1) == 0)
|
|
{
|
|
PushCoordBlocks (a_BlockX, Hei, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
PushCornerBlocks(a_BlockX, Hei, a_BlockZ, a_Seq, a_Noise, 0x6000000, a_Blocks, 1, E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Hei, a_BlockZ, E_BLOCK_LOG, E_META_LOG_APPLE));
|
|
Hei++;
|
|
}
|
|
|
|
// Top plus:
|
|
PushCoordBlocks(a_BlockX, Hei, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Hei, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_APPLE));
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetLargeAppleTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
// TODO
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetBirchTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
int Height = 5 + (a_Noise.IntNoise3DInt(a_BlockX + 64 * a_Seq, a_BlockY, a_BlockZ) % 3);
|
|
|
|
// Prealloc, so that we don't realloc too often later:
|
|
a_Blocks.reserve(Height + 80);
|
|
|
|
// The entire trunk, out of logs:
|
|
for (int i = Height - 1; i >= 0; --i)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, a_BlockY + i, a_BlockZ, E_BLOCK_LOG, E_META_LOG_BIRCH));
|
|
}
|
|
int h = a_BlockY + Height;
|
|
|
|
// Top layer - just the Plus:
|
|
PushCoordBlocks(a_BlockX, h, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_BIRCH);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, h, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_BIRCH)); // There's no log at this layer
|
|
h--;
|
|
|
|
// Second layer - log, Plus and maybe Corners:
|
|
PushCoordBlocks (a_BlockX, h, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_BIRCH);
|
|
PushCornerBlocks(a_BlockX, h, a_BlockZ, a_Seq, a_Noise, 0x5fffffff, a_Blocks, 1, E_BLOCK_LEAVES, E_META_LEAVES_BIRCH);
|
|
h--;
|
|
|
|
// Third and fourth layers - BigO2 and maybe 2*Corners:
|
|
for (int Row = 0; Row < 2; Row++)
|
|
{
|
|
PushCoordBlocks (a_BlockX, h, a_BlockZ, a_Blocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_LEAVES, E_META_LEAVES_BIRCH);
|
|
PushCornerBlocks(a_BlockX, h, a_BlockZ, a_Seq, a_Noise, 0x3fffffff + Row * 0x10000000, a_Blocks, 2, E_BLOCK_LEAVES, E_META_LEAVES_BIRCH);
|
|
h--;
|
|
} // for Row - 2*
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetConiferTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
// Half chance for a spruce, half for a pine:
|
|
if (a_Noise.IntNoise3DInt(a_BlockX + 64 * a_Seq, a_BlockY, a_BlockZ + 32 * a_Seq) < 0x40000000)
|
|
{
|
|
GetSpruceTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
else
|
|
{
|
|
GetPineTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_Blocks);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetSpruceTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
// Spruces have a top section with layer sizes of (0, 1, 0) or only (1, 0),
|
|
// then 1 - 3 sections of ascending sizes (1, 2) [most often], (1, 3) or (1, 2, 3)
|
|
// and an optional bottom section of size 1, followed by 1 - 3 clear trunk blocks
|
|
|
|
// We'll use bits from this number as partial random numbers; but the noise function has mod8 irregularities
|
|
// (each of the mod8 remainders has a very different chance of occurrence) - that's why we divide by 8
|
|
int MyRandom = a_Noise.IntNoise3DInt(a_BlockX + 32 * a_Seq, a_BlockY + 32 * a_Seq, a_BlockZ) / 8;
|
|
|
|
// Prealloc, so that we don't realloc too often later:
|
|
a_Blocks.reserve(180);
|
|
|
|
// Clear trunk blocks:
|
|
static const int sHeights[] = {1, 2, 2, 3};
|
|
int Height = sHeights[MyRandom & 3];
|
|
MyRandom >>= 2;
|
|
for (int i = 0; i < Height; i++)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, a_BlockY + i, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
}
|
|
Height += a_BlockY;
|
|
|
|
// Optional size-1 bottom leaves layer:
|
|
if ((MyRandom & 1) == 0)
|
|
{
|
|
PushCoordBlocks(a_BlockX, Height, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
Height++;
|
|
}
|
|
MyRandom >>= 1;
|
|
|
|
// 1 to 3 sections of leaves layers:
|
|
static const int sNumSections[] = {1, 2, 2, 3};
|
|
int NumSections = sNumSections[MyRandom & 3];
|
|
MyRandom >>= 2;
|
|
for (int i = 0; i < NumSections; i++)
|
|
{
|
|
switch (MyRandom & 3) // SectionType; (1, 2) twice as often as the other two
|
|
{
|
|
case 0:
|
|
case 1:
|
|
{
|
|
PushCoordBlocks(a_BlockX, Height, a_BlockZ, a_Blocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
PushCoordBlocks(a_BlockX, Height + 1, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height + 1, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
Height += 2;
|
|
break;
|
|
}
|
|
case 2:
|
|
{
|
|
PushCoordBlocks(a_BlockX, Height, a_BlockZ, a_Blocks, BigO3, ARRAYCOUNT(BigO3), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
PushCoordBlocks(a_BlockX, Height + 1, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height + 1, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
Height += 2;
|
|
break;
|
|
}
|
|
case 3:
|
|
{
|
|
PushCoordBlocks(a_BlockX, Height, a_BlockZ, a_Blocks, BigO3, ARRAYCOUNT(BigO3), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
PushCoordBlocks(a_BlockX, Height + 1, a_BlockZ, a_Blocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
PushCoordBlocks(a_BlockX, Height + 2, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height + 1, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height + 2, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
Height += 3;
|
|
break;
|
|
}
|
|
} // switch (SectionType)
|
|
MyRandom >>= 2;
|
|
} // for i - Sections
|
|
|
|
if ((MyRandom & 1) == 0)
|
|
{
|
|
// (0, 1, 0) top:
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
PushCoordBlocks (a_BlockX, Height + 1, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height + 1, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_CONIFER));
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height + 2, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_CONIFER));
|
|
}
|
|
else
|
|
{
|
|
// (1, 0) top:
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_CONIFER));
|
|
PushCoordBlocks (a_BlockX, Height + 1, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, Height + 1, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_CONIFER));
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetPineTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
// Tall, little leaves on top. The top leaves are arranged in a shape of two cones joined by their bases.
|
|
// There can be one or two layers representing the cone bases (SameSizeMax)
|
|
|
|
int MyRandom = a_Noise.IntNoise3DInt(a_BlockX + 32 * a_Seq, a_BlockY, a_BlockZ + 32 * a_Seq) / 8;
|
|
int TrunkHeight = 8 + (MyRandom % 3);
|
|
int SameSizeMax = ((MyRandom & 8) == 0) ? 1 : 0;
|
|
MyRandom >>= 3;
|
|
int NumLeavesLayers = 2 + (MyRandom % 3); // Number of layers that have leaves in them
|
|
if (NumLeavesLayers == 2)
|
|
{
|
|
SameSizeMax = 0;
|
|
}
|
|
|
|
// Pre-allocate the vector:
|
|
a_Blocks.reserve(TrunkHeight + NumLeavesLayers * 25);
|
|
|
|
// The entire trunk, out of logs:
|
|
for (int i = TrunkHeight; i >= 0; --i)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, a_BlockY + i, a_BlockZ, E_BLOCK_LOG, E_META_LOG_CONIFER));
|
|
}
|
|
int h = a_BlockY + TrunkHeight + 2;
|
|
|
|
// Top layer - just a single leaves block:
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, h, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_CONIFER));
|
|
h--;
|
|
|
|
// One more layer is above the trunk, push the central leaves:
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, h, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_CONIFER));
|
|
|
|
// Layers expanding in size, then collapsing again:
|
|
// LOGD("Generating %d layers of pine leaves, SameSizeMax = %d", NumLeavesLayers, SameSizeMax);
|
|
for (int i = 0; i < NumLeavesLayers; ++i)
|
|
{
|
|
int LayerSize = min(i, NumLeavesLayers - i + SameSizeMax - 1);
|
|
// LOGD("LayerSize %d: %d", i, LayerSize);
|
|
if (LayerSize < 0)
|
|
{
|
|
break;
|
|
}
|
|
ASSERT(LayerSize < ARRAYCOUNT(BigOs));
|
|
PushCoordBlocks(a_BlockX, h, a_BlockZ, a_Blocks, BigOs[LayerSize].Coords, BigOs[LayerSize].Count, E_BLOCK_LEAVES, E_META_LEAVES_CONIFER);
|
|
h--;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetSwampTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
// Vines are around the BigO3, but not in the corners; need proper meta for direction
|
|
static const sMetaCoords Vines[] =
|
|
{
|
|
{-2, -4, 1}, {-1, -4, 1}, {0, -4, 1}, {1, -4, 1}, {2, -4, 1}, // North face
|
|
{-2, 4, 4}, {-1, 4, 4}, {0, 4, 4}, {1, 4, 4}, {2, 4, 4}, // South face
|
|
{4, -2, 2}, {4, -1, 2}, {4, 0, 2}, {4, 1, 2}, {4, 2, 2}, // East face
|
|
{-4, -2, 8}, {-4, -1, 8}, {-4, 0, 8}, {-4, 1, 8}, {-4, 2, 8}, // West face
|
|
} ;
|
|
|
|
int Height = 3 + (a_Noise.IntNoise3DInt(a_BlockX + 32 * a_Seq, a_BlockY, a_BlockZ + 32 * a_Seq) / 8) % 3;
|
|
|
|
a_Blocks.reserve(2 * ARRAYCOUNT(BigO2) + 2 * ARRAYCOUNT(BigO3) + Height * ARRAYCOUNT(Vines) + 20);
|
|
|
|
for (int i = 0; i < Height; i++)
|
|
{
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, a_BlockY + i, a_BlockZ, E_BLOCK_LOG, E_META_LOG_APPLE));
|
|
}
|
|
int hei = a_BlockY + Height - 2;
|
|
|
|
// Put vines around the lowermost leaves layer:
|
|
PushSomeColumns(a_BlockX, hei, a_BlockZ, Height, a_Seq, a_Noise, 0x3fffffff, a_Blocks, Vines, ARRAYCOUNT(Vines), E_BLOCK_VINES);
|
|
|
|
// The lower two leaves layers are BigO3 with log in the middle and possibly corners:
|
|
for (int i = 0; i < 2; i++)
|
|
{
|
|
PushCoordBlocks(a_BlockX, hei, a_BlockZ, a_Blocks, BigO3, ARRAYCOUNT(BigO3), E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
PushCornerBlocks(a_BlockX, hei, a_BlockZ, a_Seq, a_Noise, 0x5fffffff, a_Blocks, 3, E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
hei++;
|
|
} // for i - 2*
|
|
|
|
// The upper two leaves layers are BigO2 with leaves in the middle and possibly corners:
|
|
for (int i = 0; i < 2; i++)
|
|
{
|
|
PushCoordBlocks(a_BlockX, hei, a_BlockZ, a_Blocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
PushCornerBlocks(a_BlockX, hei, a_BlockZ, a_Seq, a_Noise, 0x5fffffff, a_Blocks, 3, E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, hei, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_APPLE));
|
|
hei++;
|
|
} // for i - 2*
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetAppleBushImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
a_Blocks.reserve(3 + ARRAYCOUNT(BigO2) + ARRAYCOUNT(BigO1));
|
|
|
|
int hei = a_BlockY;
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, hei, a_BlockZ, E_BLOCK_LOG, E_META_LOG_JUNGLE));
|
|
PushCoordBlocks(a_BlockX, hei, a_BlockZ, a_Blocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
hei++;
|
|
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, hei, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_APPLE));
|
|
PushCoordBlocks(a_BlockX, hei, a_BlockZ, a_Blocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_LEAVES, E_META_LEAVES_APPLE);
|
|
hei++;
|
|
|
|
a_Blocks.push_back(sSetBlock(a_BlockX, hei, a_BlockZ, E_BLOCK_LEAVES, E_META_LEAVES_APPLE));
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void GetJungleTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_Blocks)
|
|
{
|
|
// TODO
|
|
}
|
|
|
|
|
|
|
|
|