first commit

Minecraft.World/Mushroom.cpp

@@ -0,0 +1,107 @@
+#include "stdafx.h"
+#include "net.minecraft.world.level.h"
+#include "net.minecraft.world.level.levelgen.feature.h"
+#include "net.minecraft.world.h"
+#include "Mushroom.h"
+
+Mushroom::Mushroom(int id, const wstring &texture) : Bush(id)
+{
+    this->updateDefaultShape();
+    this->setTicking(true);
+	this->texture = texture;
+}
+
+// 4J Added override
+void Mushroom::updateDefaultShape()
+{
+    float ss = 0.2f;
+    this->setShape(0.5f - ss, 0, 0.5f - ss, 0.5f + ss, ss * 2, 0.5f + ss);
+}
+
+void Mushroom::tick(Level *level, int x, int y, int z, Random *random)
+{
+    if (random->nextInt(25) == 0)
+	{
+        int r = 4;
+        int max = 5;
+        for (int xx = x - r; xx <= x + r; xx++)
+            for (int zz = z - r; zz <= z + r; zz++)
+                for (int yy = y - 1; yy <= y + 1; yy++)
+				{
+                    if (level->getTile(xx, yy, zz) == id && --max <= 0) return;
+                }
+
+        int x2 = x + random->nextInt(3) - 1;
+        int y2 = y + random->nextInt(2) - random->nextInt(2);
+        int z2 = z + random->nextInt(3) - 1;
+            for (int i = 0; i < 4; i++)
+			{
+                if (level->isEmptyTile(x2, y2, z2) && canSurvive(level, x2, y2, z2))
+				{
+                    x = x2;
+                    y = y2;
+                    z = z2;
+                }
+                x2 = x + random->nextInt(3) - 1;
+                y2 = y + random->nextInt(2) - random->nextInt(2);
+                z2 = z + random->nextInt(3) - 1;
+            }
+
+            if (level->isEmptyTile(x2, y2, z2) && canSurvive(level, x2, y2, z2))
+			{
+                level->setTile(x2, y2, z2, id);
+            }
+    }
+}
+
+bool Mushroom::mayPlace(Level *level, int x, int y, int z)
+{
+	return Bush::mayPlace(level, x, y, z) && canSurvive(level, x, y, z);
+}
+
+bool Mushroom::mayPlaceOn(int tile)
+{
+	return Tile::solid[tile];
+}
+
+bool Mushroom::canSurvive(Level *level, int x, int y, int z)
+{
+	if (y < 0 || y >= Level::maxBuildHeight) return false;
+
+    int below = level->getTile(x, y - 1, z);
+
+    return below == Tile::mycel_Id || (level->getDaytimeRawBrightness(x, y, z) < 13 && mayPlaceOn(below));
+}
+
+bool Mushroom::growTree(Level *level, int x, int y, int z, Random *random)
+{
+    int data = level->getData(x, y, z);
+
+    level->setTileNoUpdate(x, y, z, 0);
+    Feature *f = NULL;
+
+    if (id == Tile::mushroom1_Id)
+	{
+        f = new HugeMushroomFeature(0);
+    }
+	else if (id == Tile::mushroom2_Id)
+	{
+        f = new HugeMushroomFeature(1);
+    }
+
+    if (f == NULL || !f->place(level, random, x, y, z))
+	{
+        level->setTileAndDataNoUpdate(x, y, z, this->id, data);
+		if( f != NULL )
+			delete f;
+        return false;
+    }
+	if( f != NULL )
+		delete f;
+    return true;
+}
+
+void Mushroom::registerIcons(IconRegister *iconRegister)
+{
+	icon = iconRegister->registerIcon(texture);
+}