Files
2026-03-01 12:16:08 +08:00

293 lines
6.5 KiB
C++

#include "stdafx.h"
#include "StairTile_SPU.h"
#include "ChunkRebuildData.h"
void StairTile_SPU::updateShape(ChunkRebuildData *level, int x, int y, int z, int forceData, TileEntity* forceEntity) // 4J added forceData, forceEntity param
{
setShape(0, 0, 0, 1, 1, 1);
}
bool StairTile_SPU::isSolidRender(bool isServerLevel)
{
return false;
}
int StairTile_SPU::getRenderShape()
{
return Tile_SPU::SHAPE_STAIRS;
}
void StairTile_SPU::setBaseShape(ChunkRebuildData *level, int x, int y, int z)
{
int data = level->getData(x, y, z);
if ((data & UPSIDEDOWN_BIT) != 0)
{
setShape(0, .5f, 0, 1, 1, 1);
}
else
{
setShape(0, 0, 0, 1, .5f, 1);
}
}
bool StairTile_SPU::isStairs(int id)
{
switch(id)
{
case Tile_SPU::stairs_wood_Id:
case Tile_SPU::stairs_stone_Id:
case Tile_SPU::stairs_bricks_Id:
case Tile_SPU::stairs_stoneBrickSmooth_Id:
case Tile_SPU::stairs_netherBricks_Id:
case Tile_SPU::stairs_sandstone_Id:
case Tile_SPU::stairs_sprucewood_Id:
case Tile_SPU::stairs_birchwood_Id:
return true;
default:
return false;
}
return false;
}
bool StairTile_SPU::isLockAttached(ChunkRebuildData *level, int x, int y, int z, int data)
{
int lockTile = level->getTile(x, y, z);
if (isStairs(lockTile) && level->getData(x, y, z) == data)
{
return true;
}
return false;
}
bool StairTile_SPU::setStepShape(ChunkRebuildData *level, int x, int y, int z)
{
int data = level->getData(x, y, z);
int dir = data & 0x3;
float bottom = 0.5f;
float top = 1.0f;
if ((data & UPSIDEDOWN_BIT) != 0)
{
bottom = 0;
top = .5f;
}
float west = 0;
float east = 1;
float north = 0;
float south = .5f;
bool checkInnerPiece = true;
if (dir == DIR_EAST)
{
west = .5f;
south = 1;
int backTile = level->getTile(x + 1, y, z);
int backData = level->getData(x + 1, y, z);
if (isStairs(backTile) && ((data & UPSIDEDOWN_BIT) == (backData & UPSIDEDOWN_BIT)))
{
int backDir = backData & 0x3;
if (backDir == DIR_NORTH && !isLockAttached(level, x, y, z + 1, data))
{
south = .5f;
checkInnerPiece = false;
}
else if (backDir == DIR_SOUTH && !isLockAttached(level, x, y, z - 1, data))
{
north = .5f;
checkInnerPiece = false;
}
}
}
else if (dir == DIR_WEST)
{
east = .5f;
south = 1;
int backTile = level->getTile(x - 1, y, z);
int backData = level->getData(x - 1, y, z);
if (isStairs(backTile) && ((data & UPSIDEDOWN_BIT) == (backData & UPSIDEDOWN_BIT)))
{
int backDir = backData & 0x3;
if (backDir == DIR_NORTH && !isLockAttached(level, x, y, z + 1, data))
{
south = .5f;
checkInnerPiece = false;
}
else if (backDir == DIR_SOUTH && !isLockAttached(level, x, y, z - 1, data))
{
north = .5f;
checkInnerPiece = false;
}
}
}
else if (dir == DIR_SOUTH)
{
north = .5f;
south = 1;
int backTile = level->getTile(x, y, z + 1);
int backData = level->getData(x, y, z + 1);
if (isStairs(backTile) && ((data & UPSIDEDOWN_BIT) == (backData & UPSIDEDOWN_BIT)))
{
int backDir = backData & 0x3;
if (backDir == DIR_WEST && !isLockAttached(level, x + 1, y, z, data))
{
east = .5f;
checkInnerPiece = false;
}
else if (backDir == DIR_EAST && !isLockAttached(level, x - 1, y, z, data))
{
west = .5f;
checkInnerPiece = false;
}
}
}
else if (dir == DIR_NORTH)
{
int backTile = level->getTile(x, y, z - 1);
int backData = level->getData(x, y, z - 1);
if (isStairs(backTile) && ((data & UPSIDEDOWN_BIT) == (backData & UPSIDEDOWN_BIT)))
{
int backDir = backData & 0x3;
if (backDir == DIR_WEST && !isLockAttached(level, x + 1, y, z, data))
{
east = .5f;
checkInnerPiece = false;
}
else if (backDir == DIR_EAST && !isLockAttached(level, x - 1, y, z, data))
{
west = .5f;
checkInnerPiece = false;
}
}
}
setShape(west, bottom, north, east, top, south);
return checkInnerPiece;
}
/*
* This method adds an extra 1/8 block if the stairs can attach as an
* "inner corner."
*/
bool StairTile_SPU::setInnerPieceShape(ChunkRebuildData *level, int x, int y, int z)
{
int data = level->getData(x, y, z);
int dir = data & 0x3;
float bottom = 0.5f;
float top = 1.0f;
if ((data & UPSIDEDOWN_BIT) != 0)
{
bottom = 0;
top = .5f;
}
float west = 0;
float east = .5f;
float north = .5f;
float south = 1.0f;
bool hasInnerPiece = false;
if (dir == DIR_EAST)
{
int frontTile = level->getTile(x - 1, y, z);
int frontData = level->getData(x - 1, y, z);
if (isStairs(frontTile) && ((data & UPSIDEDOWN_BIT) == (frontData & UPSIDEDOWN_BIT)))
{
int frontDir = frontData & 0x3;
if (frontDir == DIR_NORTH && !isLockAttached(level, x, y, z - 1, data))
{
north = 0;
south = .5f;
hasInnerPiece = true;
}
else if (frontDir == DIR_SOUTH && !isLockAttached(level, x, y, z + 1, data))
{
north = .5f;
south = 1;
hasInnerPiece = true;
}
}
}
else if (dir == DIR_WEST)
{
int frontTile = level->getTile(x + 1, y, z);
int frontData = level->getData(x + 1, y, z);
if (isStairs(frontTile) && ((data & UPSIDEDOWN_BIT) == (frontData & UPSIDEDOWN_BIT)))
{
west = .5f;
east = 1.0f;
int frontDir = frontData & 0x3;
if (frontDir == DIR_NORTH && !isLockAttached(level, x, y, z - 1, data))
{
north = 0;
south = .5f;
hasInnerPiece = true;
}
else if (frontDir == DIR_SOUTH && !isLockAttached(level, x, y, z + 1, data))
{
north = .5f;
south = 1;
hasInnerPiece = true;
}
}
}
else if (dir == DIR_SOUTH)
{
int frontTile = level->getTile(x, y, z - 1);
int frontData = level->getData(x, y, z - 1);
if (isStairs(frontTile) && ((data & UPSIDEDOWN_BIT) == (frontData & UPSIDEDOWN_BIT)))
{
north = 0;
south = .5f;
int frontDir = frontData & 0x3;
if (frontDir == DIR_WEST && !isLockAttached(level, x - 1, y, z, data))
{
hasInnerPiece = true;
}
else if (frontDir == DIR_EAST && !isLockAttached(level, x + 1, y, z, data))
{
west = .5f;
east = 1.0f;
hasInnerPiece = true;
}
}
}
else if (dir == DIR_NORTH)
{
int frontTile = level->getTile(x, y, z + 1);
int frontData = level->getData(x, y, z + 1);
if (isStairs(frontTile) && ((data & UPSIDEDOWN_BIT) == (frontData & UPSIDEDOWN_BIT)))
{
int frontDir = frontData & 0x3;
if (frontDir == DIR_WEST && !isLockAttached(level, x - 1, y, z, data))
{
hasInnerPiece = true;
}
else if (frontDir == DIR_EAST && !isLockAttached(level, x + 1, y, z, data))
{
west = .5f;
east = 1.0f;
hasInnerPiece = true;
}
}
}
if (hasInnerPiece)
{
setShape(west, bottom, north, east, top, south);
}
return hasInnerPiece;
}