4jcraft/Minecraft.World/Blocks/WallTile.cpp

#include "../Platform/stdafx.h"
#include "../Headers/net.minecraft.world.level.h"
#include "../Headers/net.minecraft.world.level.tile.h"
#include "../Headers/net.minecraft.world.phys.h"
#include "../Headers/net.minecraft.world.h"
#include "../Headers/net.minecraft.h"
#include "WallTile.h"

const float WallTile::WALL_WIDTH = 3.0f / 16.0f;
const float WallTile::WALL_HEIGHT = 13.0f / 16.0f;
const float WallTile::POST_WIDTH = 4.0f / 16.0f;
const float WallTile::POST_HEIGHT = 16.0f / 16.0f;

const unsigned int WallTile::COBBLE_NAMES[2] = {
    IDS_TILE_COBBLESTONE_WALL,
    IDS_TILE_COBBLESTONE_WALL_MOSSY,
};

WallTile::WallTile(int id, Tile* baseTile)
    : Tile(id, baseTile->material, false) {
    setDestroyTime(baseTile->destroySpeed);
    setExplodeable(baseTile->explosionResistance / 3);
    setSoundType(baseTile->soundType);
}

Icon* WallTile::getTexture(int face, int data) {
    if (data == TYPE_MOSSY) {
        return Tile::mossyCobblestone->getTexture(face);
    }
    return Tile::cobblestone->getTexture(face);
}

int WallTile::getRenderShape() { return SHAPE_WALL; }

bool WallTile::isCubeShaped() { return false; }

bool WallTile::isPathfindable(LevelSource* level, int x, int y, int z) {
    return false;
}

bool WallTile::isSolidRender(bool isServerLevel) { return false; }

void WallTile::updateShape(LevelSource* level, int x, int y, int z,
                           int forceData,
                           std::shared_ptr<TileEntity> forceEntity) {
    bool n = connectsTo(level, x, y, z - 1);
    bool s = connectsTo(level, x, y, z + 1);
    bool w = connectsTo(level, x - 1, y, z);
    bool e = connectsTo(level, x + 1, y, z);

    float west = .5f - POST_WIDTH;
    float east = .5f + POST_WIDTH;
    float north = .5f - POST_WIDTH;
    float south = .5f + POST_WIDTH;
    float up = POST_HEIGHT;

    if (n) {
        north = 0;
    }
    if (s) {
        south = 1;
    }
    if (w) {
        west = 0;
    }
    if (e) {
        east = 1;
    }

    if (n && s && !w && !e) {
        up = WALL_HEIGHT;
        west = .5f - WALL_WIDTH;
        east = .5f + WALL_WIDTH;
    } else if (!n && !s && w && e) {
        up = WALL_HEIGHT;
        north = .5f - WALL_WIDTH;
        south = .5f + WALL_WIDTH;
    }

    setShape(west, 0, north, east, up, south);
}

AABB* WallTile::getAABB(Level* level, int x, int y, int z) {
    // 4J-JEV: Changed to avoid race conditions associated with calling update
    // shape.

    bool n = connectsTo(level, x, y, z - 1);
    bool s = connectsTo(level, x, y, z + 1);
    bool w = connectsTo(level, x - 1, y, z);
    bool e = connectsTo(level, x + 1, y, z);

    float west = .5f - POST_WIDTH;
    float east = .5f + POST_WIDTH;
    float north = .5f - POST_WIDTH;
    float south = .5f + POST_WIDTH;
    float up = POST_HEIGHT;

    if (n) {
        north = 0;
    }
    if (s) {
        south = 1;
    }
    if (w) {
        west = 0;
    }
    if (e) {
        east = 1;
    }

    /*	4J-JEV:
            Stopping the width changing here, it's causing cows/mobs/passers-by
       to 'jump' up when they are pressed against the wall and then the wall
       section is upgraded to a wall post expanding the bounding box. It's only
       a 1/16 of a block difference, it shouldn't matter if we leave it a little
       larger.
    */
    if (n && s && !w && !e) {
        up = WALL_HEIGHT;
        // west = .5f - WALL_WIDTH;
        // east = .5f + WALL_WIDTH;
    } else if (!n && !s && w && e) {
        up = WALL_HEIGHT;
        // north = .5f - WALL_WIDTH;
        // south = .5f + WALL_WIDTH;
    }

    return AABB::newTemp(x + west, y, z + north, x + east, y + 1.5f, z + south);
}

bool WallTile::connectsTo(LevelSource* level, int x, int y, int z) {
    int tile = level->getTile(x, y, z);
    if (tile == id || tile == Tile::fenceGate_Id) {
        return true;
    }
    Tile* tileInstance = Tile::tiles[tile];
    if (tileInstance != NULL) {
        if (tileInstance->material->isSolidBlocking() &&
            tileInstance->isCubeShaped()) {
            return tileInstance->material != Material::vegetable;
        }
    }
    return false;
}

int WallTile::getSpawnResourcesAuxValue(int data) { return data; }

bool WallTile::shouldRenderFace(LevelSource* level, int x, int y, int z,
                                int face) {
    if (face == Facing::DOWN) {
        return Tile::shouldRenderFace(level, x, y, z, face);
    }
    return true;
}

void WallTile::registerIcons(IconRegister* iconRegister) {
    // None
}