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authorMattes D <github@xoft.cz>2014-10-08 22:29:03 +0200
committerMattes D <github@xoft.cz>2014-10-08 22:29:03 +0200
commit30292c8112cd061cb9ff6a79fe68f564afb94e5a (patch)
tree139916bb2e02231f1648cfd6001421c702d45027 /src/Generating/Trees.cpp
parentUpdated Buildserver URLs. (diff)
parentAdded comments to the GetAcaciaTreeImage function (diff)
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Diffstat (limited to 'src/Generating/Trees.cpp')
-rw-r--r--src/Generating/Trees.cpp80
1 files changed, 75 insertions, 5 deletions
diff --git a/src/Generating/Trees.cpp b/src/Generating/Trees.cpp
index 1b0f2dc14..7fd6d6f07 100644
--- a/src/Generating/Trees.cpp
+++ b/src/Generating/Trees.cpp
@@ -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));
}