mirror of
https://github.com/Minecraft-Community-Edition/client.git
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97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
#include "stdafx.h"
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#include "net.minecraft.world.level.h"
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#include "net.minecraft.world.level.tile.h"
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#include "SkyrootTreeFeature.h"
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SkyrootTreeFeature::SkyrootTreeFeature(bool doUpdate) : Feature(doUpdate), baseHeight(4)
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{
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}
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SkyrootTreeFeature::SkyrootTreeFeature(bool doUpdate, int baseHeight) : Feature(doUpdate), baseHeight(baseHeight)
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{
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}
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bool SkyrootTreeFeature::place(Level *level, Random *random, int x, int y, int z)
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{
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int treeHeight = random->nextInt(3) + baseHeight;
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bool free = true;
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if (y < 1 || y + treeHeight + 1 > Level::maxBuildHeight) return false;
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// 4J Stu Added to stop tree features generating areas previously placed by game rule generation
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if (app.getLevelGenerationOptions() != NULL)
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{
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PIXBeginNamedEvent(0, "SkyrootTreeFeature checking intersects");
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LevelGenerationOptions *levelGenOptions = app.getLevelGenerationOptions();
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bool intersects = levelGenOptions->checkIntersects(x - 2, y - 1, z - 2, x + 2, y + treeHeight, z + 2);
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PIXEndNamedEvent();
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if (intersects)
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{
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return false;
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}
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}
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for (int yy = y; yy <= y + 1 + treeHeight; yy++)
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{
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int r = 1;
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if (yy == y) r = 0;
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if (yy >= y + 1 + treeHeight - 2) r = 2;
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for (int xx = x - r; xx <= x + r && free; xx++)
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{
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for (int zz = z - r; zz <= z + r && free; zz++)
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{
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if (yy >= 0 && yy < Level::maxBuildHeight)
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{
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int tt = level->getTile(xx, yy, zz);
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if (tt != 0 && tt != Tile::skyrootLeaves_Id && tt != Tile::aetherGrass_Id && tt != Tile::aetherDirt_Id && tt != Tile::skyrootLog_Id) free = false;
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}
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else
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{
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free = false;
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}
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}
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}
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}
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if (!free) return false;
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int belowTile = level->getTile(x, y - 1, z);
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if ((belowTile != Tile::aetherGrass_Id && belowTile != Tile::aetherDirt_Id) || y >= Level::maxBuildHeight - treeHeight - 1) return false;
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placeBlock(level, x, y - 1, z, Tile::aetherDirt_Id, 0);
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PIXBeginNamedEvent(0, "Placing SkyrootTreeFeature leaves");
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int grassHeight = 3;
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int extraWidth = 0;
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// Generate leaves from the top down
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for (int yy = y + treeHeight; yy >= y - grassHeight + treeHeight; yy--)
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{
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int yo = yy - (y + treeHeight);
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int offs = extraWidth + 1 - yo / 2;
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for (int xx = x - offs; xx <= x + offs; xx++)
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{
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int xo = xx - (x);
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for (int zz = z - offs; zz <= z + offs; zz++)
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{
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int zo = zz - (z);
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if (abs(xo) == offs && abs(zo) == offs && (random->nextInt(2) == 0 || yo == 0)) continue;
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if (!Tile::solid[level->getTile(xx, yy, zz)]) placeBlock(level, xx, yy, zz, Tile::skyrootLeaves_Id, 0);
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}
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}
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}
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PIXEndNamedEvent();
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PIXBeginNamedEvent(0, "Placing SkyrootTreeFeature trunks");
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for (int hh = 0; hh < treeHeight; hh++)
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{
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int t = level->getTile(x, y + hh, z);
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if (t == 0 || t == Tile::skyrootLeaves_Id)
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{
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placeBlock(level, x, y + hh, z, Tile::skyrootLog_Id, 0);
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}
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}
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PIXEndNamedEvent();
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return true;
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}
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