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Merge pull request #1518 from mc-server/AcaciaTrees

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Added AcaciaTrees for the savanna biomes
This commit is contained in:
Mattes D 2014-10-08 22:29:03 +02:00
commit 30292c8112
1 changed files with 75 additions and 5 deletions
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80
src/Generating/Trees.cpp
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@ -224,8 +224,6 @@ void GetTreeImageByBiome(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_No
case biMegaTaiga:
case biMegaTaigaHills:
case biExtremeHillsPlus:
case biSavanna:
case biSavannaPlateau:
case biMesa:
case biMesaPlateauF:
case biMesaPlateau:
@ -241,8 +239,6 @@ void GetTreeImageByBiome(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_No
case biMegaSpruceTaiga:
case biMegaSpruceTaigaHills:
case biExtremeHillsPlusM:
case biSavannaM:
case biSavannaPlateauM:
case biMesaBryce:
case biMesaPlateauFM:
case biMesaPlateauM:
@ -252,6 +248,15 @@ void GetTreeImageByBiome(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_No
return;
}
case biSavanna:
case biSavannaPlateau:
case biSavannaM:
case biSavannaPlateauM:
{
GetAcaciaTreeImage(a_BlockX, a_BlockY, a_BlockZ, a_Noise, a_Seq, a_LogBlocks, a_OtherBlocks);
return;
}
case biRoofedForest:
case biRoofedForestM:
{
@ -403,7 +408,72 @@ void GetBirchTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Nois
void GetAcaciaTreeImage(int a_BlockX, int a_BlockY, int a_BlockZ, cNoise & a_Noise, int a_Seq, sSetBlockVector & a_LogBlocks, sSetBlockVector & a_OtherBlocks)
{
// TODO
// Calculate a base height
int Height = 2 + (a_Noise.IntNoise3DInt(a_BlockX, a_BlockY, a_BlockZ) / 11 % 3);
// Create the trunk
for (int i = 0; i < Height; i++)
{
a_LogBlocks.push_back(sSetBlock(a_BlockX, a_BlockY + i, a_BlockZ, E_BLOCK_NEW_LOG, E_META_NEW_LOG_ACACIA_WOOD));
}
// Array with possible directions for a branch to go to.
const Vector3i AvailableDirections[] =
{
{ -1, 1, 0 }, { 0, 1, -1 },
{ -1, 1, 1 }, { -1, 1, -1 },
{ 1, 1, 1 }, { 1, 1, -1 },
{ 1, 1, 0 }, { 0, 1, 1 },
};
// Set the starting point of the branch
Vector3i BranchPos = Vector3i(a_BlockX, a_BlockY + Height - 1, a_BlockZ);
// Get a direction for the trunk to go to.
Vector3i BranchDirection = AvailableDirections[a_Noise.IntNoise3DInt(a_BlockX, a_BlockY, a_BlockZ) % 8];
// Calculate a height for the branch between 1 and 3
int BranchHeight = a_Noise.IntNoise3DInt(a_BlockX, a_BlockY, a_BlockZ) % 3 + 1;
// Place the logs of the branch.
for (int i = 0; i < BranchHeight; i++)
{
BranchPos = BranchPos + BranchDirection;
a_LogBlocks.push_back(sSetBlock(BranchPos.x, BranchPos.y, BranchPos.z, E_BLOCK_NEW_LOG, E_META_NEW_LOG_ACACIA_WOOD));
}
// Add the leaves to the top of the branch
PushCoordBlocks(BranchPos.x, BranchPos.y, BranchPos.z, a_OtherBlocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_NEW_LEAVES, E_META_NEW_LEAVES_ACACIA_WOOD);
PushCoordBlocks(BranchPos.x, BranchPos.y + 1, BranchPos.z, a_OtherBlocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_NEW_LEAVES, E_META_NEW_LEAVES_ACACIA_WOOD);
a_OtherBlocks.push_back(sSetBlock(BranchPos.x, BranchPos.y + 1, BranchPos.z, E_BLOCK_NEW_LEAVES, E_META_NEW_LEAVES_ACACIA_WOOD));
// Choose if we have to add another branch
bool TwoTop = (a_Noise.IntNoise3D(a_BlockX, a_BlockY, a_BlockZ) < 0 ? true : false);
if (!TwoTop)
{
return;
}
// Reset the starting point of the branch
BranchPos = Vector3i(a_BlockX, a_BlockY + Height - 1, a_BlockZ);
// Invert the direction of the previous branch.
BranchDirection = Vector3d(-BranchDirection.x, 1, -BranchDirection.z);
// Calculate a new height for the second branch
BranchHeight = a_Noise.IntNoise3DInt(a_BlockX * a_Seq, a_BlockY * a_Seq * 10, a_BlockZ * a_Seq) % 3 + 1;
// Place the logs in the same way as the first branch
for (int i = 0; i < BranchHeight; i++)
{
BranchPos = BranchPos + BranchDirection;
a_LogBlocks.push_back(sSetBlock(BranchPos.x, BranchPos.y, BranchPos.z, E_BLOCK_NEW_LOG, E_META_NEW_LOG_ACACIA_WOOD));
}
// And add the leaves ontop of the second branch
PushCoordBlocks(BranchPos.x, BranchPos.y, BranchPos.z, a_OtherBlocks, BigO2, ARRAYCOUNT(BigO2), E_BLOCK_NEW_LEAVES, E_META_NEW_LEAVES_ACACIA_WOOD);
PushCoordBlocks(BranchPos.x, BranchPos.y + 1, BranchPos.z, a_OtherBlocks, BigO1, ARRAYCOUNT(BigO1), E_BLOCK_NEW_LEAVES, E_META_NEW_LEAVES_ACACIA_WOOD);
a_OtherBlocks.push_back(sSetBlock(BranchPos.x, BranchPos.y + 1, BranchPos.z, E_BLOCK_NEW_LEAVES, E_META_NEW_LEAVES_ACACIA_WOOD));
}