public Tile GetTile( Cell cell )
{
if( cell == null || _TileSet== null || _TileSet.tiles == null || _TileSet.tiles.Length == 0 || _TileSet.tiles.Length <= cell.tileID )
{
return null;
}
return _TileSet.tiles[cell.tileID];
}
public bool PutTile( Point2 pos,int tileID,int partsID,Point2 tilePos,bool autoTiling,bool changeParts )
{
bool changed = false;
if( !IsCellContains( pos ) )
{
return false;
}
bool add = false;
Point2 chunkPos = pos/32;
Chunk chunk = GetChunk( chunkPos );
if( chunk == null )
{
chunk = AddChunk( chunkPos );
changed = true;
}
Cell cell = GetCell( pos );
if( cell == null )
{
cell = new Cell( pos,tileID );
add = true;
changed = true;
}
Tile tile = _TileSet.tiles[tileID];
if( tile.collider )
{
if( cell.collider == null )
{
cell.collider = ComponentUtility.AddComponent<BoxCollider2D>( gameObject );
cell.collider.hideFlags = HideFlags.HideInInspector;
}
cell.collider.sharedMaterial = tile.physicsMaterial;
cell.collider.isTrigger = tile.isTrigger;
float halfSize = 0.5f;
Vector3 localPos = MapPointToLocalPoint( pos );
#if UNITY_5
cell.collider.offset = new Vector2( localPos.x+halfSize,localPos.y+halfSize );
#else
cell.collider.center = new Vector2( localPos.x+halfSize,localPos.y+halfSize );
#endif
cell.collider.size = new Vector2( 1.0f,1.0f );
if( _ColliderCellDic != null && !_ColliderCellDic.ContainsKey( cell.collider ) )
{
_ColliderCellDic.Add( cell.collider,cell );
}
}
else
{
if( cell.collider != null )
{
if( _ColliderCellDic != null && _ColliderCellDic.ContainsKey( cell.collider ) )
{
_ColliderCellDic.Remove( cell.collider );
}
ComponentUtility.Destroy( cell.collider );
cell.collider = null;
}
}
Point2 tilePosTmp = ( tile.type == Tile.Type.Normal )?new Point2( Mod(tilePos.x,tile.width),Mod(tilePos.y,tile.height) ) : Point2.zero;
if( cell.tilePos != tilePosTmp )
{
cell.tilePos = tilePosTmp;
changed = true;
}
if( add )
{
_Cells.Add( cell );
if( _CellDic != null )
{
_CellDic.Add( cell.position,cell );
}
}
else
{
if( cell.tileID != tileID )
{
cell.tileID = tileID;
changed = true;
}
}
if( changeParts )
{
if( autoTiling )
{
int cellPartsID = cell.partsID;
GenerateIndices( cell );
if( cell.partsID != cellPartsID )
{
changed = true;
}
for( int x=-1;x<=1;x++ )
{
for( int y=-1;y<=1;y++ )
{
if( x==0 && y==0 )
{
continue;
}
Cell aroundCell = GetCell( pos + new Point2( x,y ) );
if( aroundCell != null )
{
if( GenerateIndices( aroundCell ) )
{
changed = true;
}
}
}
}
}
else
{
if( cell.partsID != partsID )
{
cell.partsID = partsID;
changed = true;
}
}
}
if( changed )
{
chunk.dirty = true;
}
return changed;
}
bool GenerateIndices( Cell cell )
{
int oldPartsID = cell.partsID;
cell.partsID = 0;
Point2 aroundPos = new Point2();
int id = cell.tileID;
for( int y=0;y<2;y++ )
{
for( int x=0;x<2;x++ )
{
int vx = (x%2==0)?-1:1;
int vy = (y%2==0)?1:-1;
aroundPos.x = cell.position.x + 0;
aroundPos.y = cell.position.y + vy;
int longitudinalID = id;
if( IsCellContains( aroundPos ) )
{
longitudinalID = GetTileID( aroundPos );
}
aroundPos.x = cell.position.x + vx;
aroundPos.y = cell.position.y + 0;
int transverseID = id;
if( IsCellContains( aroundPos ) )
{
transverseID = GetTileID( aroundPos );
}
aroundPos.x = cell.position.x + vx;
aroundPos.y = cell.position.y + vy;
int obliqueID = id;
if( IsCellContains( aroundPos ) )
{
obliqueID = GetTileID( aroundPos );
}
int index = 4;
if (id == transverseID && id == longitudinalID && id == obliqueID) index = 0;
else if (id == transverseID && id == longitudinalID) index = 3;
else if (id == longitudinalID) index = 2;
else if (id == transverseID) index = 1;
cell.SetPartsIndex( x,y,index );
}
}
if( cell.partsID != oldPartsID )
{
Chunk chunk = GetChunk ( cell.position/32 );
if( chunk != null )
{
chunk.dirty = true;
}
return true;
}
return false;
}
void UpdateTile( Cell cell )
{
if( map == null || map.tileSet== null || map.tileSet.tiles == null || map.tileSet.tiles.Length == 0 || map.tileSet.tiles.Length <= cell.tileID )
{
return;
}
TileSet tileSet = map.tileSet;
Tile tile = tileSet.tiles[cell.tileID];
float halfSize = 0.5f;
Vector3 localPos = map.MapPointToLocalPoint( cell.position );
Texture texture = tileSet.material.mainTexture;
float textureWidth = texture.width;
float textureHeight = texture.height;
float epsilon = 1.0f;
Vector2 vEPS = new Vector2( epsilon,epsilon) * 0.5f;
float tileSize = tile.size-epsilon;
float uvWidth = tileSize/textureWidth*0.5f;
float uvHeight = tileSize/textureHeight*0.5f;
int animationFrame = tile.animation;
if( animationFrame == 0 )
{
animationFrame = 1;
}
Vector2 animationUV = new Vector2( animationFrame,tile.GetPartsWidth()/textureHeight );
for( int y=0;y<2;y++ )
{
for( int x=0;x<2;x++ )
{
int index = cell.GetPartsIndex( x,y );
int vertCount = _Vertices.Count;
Vector3 vertex = localPos + new Vector3( x*halfSize,(1-y)*halfSize,0.0f );
_Vertices.Add ( vertex + new Vector3( 0.0f, halfSize,0.0f));
_Vertices.Add ( vertex + new Vector3( halfSize, halfSize,0.0f) );
_Vertices.Add ( vertex + new Vector3( 0.0f, 0.0f,0.0f) );
_Vertices.Add ( vertex + new Vector3( halfSize, 0.0f,0.0f) );
Vector2 pos = tile.IndexToPos( index,x,y,cell.tilePos ) + vEPS;
Vector2 uv = new Vector2( pos.x/textureWidth,(textureHeight-pos.y)/textureHeight );
_UVs.Add ( uv );
_UVs.Add ( uv + new Vector2( uvWidth,0.0f ) );
_UVs.Add ( uv + new Vector2( 0.0f,-uvHeight ) );
_UVs.Add ( uv + new Vector2( uvWidth,-uvHeight ) );
_Animations.Add( animationUV );
_Animations.Add( animationUV );
_Animations.Add( animationUV );
_Animations.Add( animationUV );
_Colors.Add( cell.GetVertexColor( x,y,0 ) );
_Colors.Add( cell.GetVertexColor( x,y,1 ) );
_Colors.Add( cell.GetVertexColor( x,y,2 ) );
_Colors.Add( cell.GetVertexColor( x,y,3 ) );
_Indices.Add( vertCount+0 );
_Indices.Add( vertCount+1 );
_Indices.Add( vertCount+2 );
_Indices.Add( vertCount+2 );
_Indices.Add( vertCount+1 );
_Indices.Add( vertCount+3 );
}
}
}