public static GridColliderPart TriangleGridColliderPart(GameObject parent, Grid grid, TileInfo tile, int x, int y, int w, int h)
{
GameObject obj = new GameObject("triangle");
obj.transform.SetParent(parent.transform);
obj.tag = tile.tag;
obj.layer = tile.layer;
GridColliderPart part = obj.AddComponent <GridColliderPart> ();
part.triangle = obj.AddComponent <PolygonCollider2D> ();
part.shape = tile.shape;
part.isVertical = tile.isVertical;
part.id = tile.id;
part.triangle.isTrigger = tile.isTrigger;
part.bottomLeftX = x;
part.bottomLeftY = y;
part.transform.localPosition = grid.TileSpaceToTransform(x + w / 2f, y + h / 2f);
part.SetSize(w, h);
return(part);
}
void ClearTile(int x, int y)
{
GridColliderPart wrapper = components.Get(x, y) as GridColliderPart;
_ClearTile(wrapper, x, y);
components.Set(x, y, null);
}
public static GridColliderPart LineGridColliderPart(GameObject parent, Grid grid, TileInfo tile, int x, int y, int w, int h)
{
GameObject obj = new GameObject("line");
obj.transform.SetParent(parent.transform);
obj.tag = tile.tag;
obj.layer = tile.layer;
GridColliderPart part = obj.AddComponent <GridColliderPart> ();
part.line = obj.AddComponent <EdgeCollider2D> ();
part.line.usedByEffector = true;
switch (tile.shape)
{
case TileShape.DOWN_ONEWAY: part.transform.Rotate(Vector3.forward * 180); break;
case TileShape.LEFT_ONEWAY: part.transform.Rotate(Vector3.forward * 90); break;
case TileShape.RIGHT_ONEWAY: part.transform.Rotate(-Vector3.forward * 90); break;
}
PlatformEffector2D effector = part.gameObject.AddComponent <PlatformEffector2D> ();
effector.surfaceArc = 5;
part.shape = tile.shape;
part.isVertical = tile.isVertical;
part.id = tile.id;
part.line.isTrigger = tile.isTrigger;
part.bottomLeftX = x;
part.bottomLeftY = y;
part.SetSize(w, h);
return(part);
}
public bool Compatible(GridColliderPart other)
{
return(shape == other.shape &&
(bottomLeftX != other.bottomLeftX && height == 1 && other.height == 1 ||
bottomLeftY != other.bottomLeftY && width == 1 && other.width == 1));
}
public override void OnSet(int x, int y, Tile tile)
{
// clear previous
ClearTile(x, y);
TileInfo info = grid.atlas [tile.id];
// add new
if (info.shape != TileShape.EMPTY)
{
GridColliderPart wrapper = null;
// HORIZONTAL GROWTH
if (info.shape != TileShape.LEFT_ONEWAY && info.shape != TileShape.RIGHT_ONEWAY)
{
bool expanded = false;
GridColliderPart left = components.Get(x - 1, y) as GridColliderPart;
if (left != null && left.Compatible(info) && !left.isVertical && !info.isVertical)
{
left.SetSize(left.width + 1, 1);
wrapper = left;
components.Set(x, y, left);
expanded = true;
}
GridColliderPart right = components.Get(x + 1, y) as GridColliderPart;
if (right != null && right.Compatible(info) && !right.isVertical && !info.isVertical)
{
if (!expanded)
{
right.bottomLeftX -= 1;
right.SetSize(right.width + 1, 1);
wrapper = right;
components.Set(x, y, right);
wrapper.ResetSizeAndPosition(grid);
return;
}
else
{
left.SetSize(left.width + right.width, 1);
for (int i = right.bottomLeftX; i < right.bottomLeftX + right.width; i++)
{
components.Set(i, y, left);
}
if (Application.isPlaying)
{
Destroy(right.gameObject);
}
else
{
DestroyImmediate(right.gameObject);
}
wrapper.ResetSizeAndPosition(grid);
return;
}
}
if (expanded)
{
wrapper.ResetSizeAndPosition(grid);
return;
}
}
// VERTICAL GROWTH
if (info.shape != TileShape.FULL && info.shape != TileShape.UP_ONEWAY && info.shape != TileShape.DOWN_ONEWAY)
{
bool expanded = false;
GridColliderPart down = components.Get(x, y - 1) as GridColliderPart;
if (down != null && down.Compatible(info) && down.isVertical && info.isVertical)
{
down.SetSize(1, down.height + 1);
wrapper = down;
components.Set(x, y, down);
expanded = true;
}
GridColliderPart up = components.Get(x, y + 1) as GridColliderPart;
if (up != null && up.Compatible(info) && up.isVertical && info.isVertical)
{
if (!expanded)
{
up.bottomLeftY -= 1;
up.SetSize(1, up.height + 1);
wrapper = up;
components.Set(x, y, up);
wrapper.ResetSizeAndPosition(grid);
return;
}
else
{
down.SetSize(1, down.height + up.height);
for (int i = up.bottomLeftY; i < up.bottomLeftY + up.width; i++)
{
components.Set(i, y, down);
}
if (Application.isPlaying)
{
Destroy(up.gameObject);
}
else
{
DestroyImmediate(up.gameObject);
}
wrapper.ResetSizeAndPosition(grid);
return;
}
}
if (expanded)
{
wrapper.ResetSizeAndPosition(grid);
return;
}
}
// NO EXPANSE, CREATE NEW
wrapper = GridColliderPart.CreateColliderPart(containerGO, grid, info, x, y, 1, 1);
components.Set(x, y, wrapper);
wrapper.ResetSizeAndPosition(grid);
}
}
void _ClearTile(GridColliderPart wrapper, int x, int y)
{
if (wrapper != null)
{
if (wrapper.width == 1)
{
if (wrapper.height == 1)
{
if (Application.isPlaying)
{
Destroy(wrapper.gameObject);
}
else
{
DestroyImmediate(wrapper.gameObject);
}
}
else
{
if (wrapper.bottomLeftY == y)
{
wrapper.bottomLeftY += 1;
wrapper.SetSize(wrapper.width, wrapper.height - 1);
wrapper.ResetSizeAndPosition(grid);
}
else
{
int endY = wrapper.bottomLeftY + wrapper.height - 1;
wrapper.SetSize(wrapper.width, y - wrapper.bottomLeftY);
wrapper.ResetSizeAndPosition(grid);
if (endY != y)
{
GridColliderPart part = GridColliderPart.CreateColliderPart(containerGO, grid, grid.atlas[wrapper.id], x, y + 1, 1, endY - y);
part.ResetSizeAndPosition(grid);
for (int i = y + 1; i <= endY; i++)
{
components.Set(x, i, part);
}
}
}
}
}
else
{
if (wrapper.bottomLeftX == x)
{
wrapper.bottomLeftX += 1;
wrapper.SetSize(wrapper.width - 1, wrapper.height);
wrapper.ResetSizeAndPosition(grid);
}
else
{
int endX = wrapper.bottomLeftX + wrapper.width - 1;
wrapper.SetSize(x - wrapper.bottomLeftX, wrapper.height);
wrapper.ResetSizeAndPosition(grid);
if (endX != x)
{
GridColliderPart part = GridColliderPart.CreateColliderPart(containerGO, grid, grid.atlas[wrapper.id], x + 1, y, endX - x, 1);
part.ResetSizeAndPosition(grid);
for (int i = x + 1; i <= endX; i++)
{
components.Set(i, y, part);
}
}
}
}
}
}
public override void OnShowRegion(int regionX, int regionY)
{
int bx = regionX * Grid.REGION_SIZE;
int by = regionY * Grid.REGION_SIZE;
FiniteGrid region = grid.GetRegion(regionX, regionY);
FiniteComponentGrid regionComponents = components.GetOrCreateRegion(regionX, regionY);
for (int y = 0; y < Grid.REGION_SIZE; y++)
{
GridColliderPart currentWrapper = components.Get(bx - 1, y + by) as GridColliderPart;
for (int x = 0; x < Grid.REGION_SIZE - 1; x++)
{
Tile tile = region.Get(x, y);
if (tile != null)
{
TileInfo info = grid.atlas [tile.id];
if (currentWrapper != null && currentWrapper.Compatible(info) && !info.isVertical && !currentWrapper.isVertical)
{
currentWrapper.width++;
}
else
{
if (currentWrapper != null)
{
currentWrapper.ResetSizeAndPosition(grid);
}
if (info.shape != TileShape.EMPTY && !info.isVertical)
{
currentWrapper = GridColliderPart.CreateColliderPart(containerGO, grid, info, bx + x, by + y, 1, 1);
}
else
{
currentWrapper = null;
}
}
regionComponents.Set(x, y, currentWrapper);
}
else
{
if (currentWrapper != null)
{
currentWrapper.ResetSizeAndPosition(grid);
currentWrapper = null;
}
regionComponents.Set(x, y, null);
}
}
if (currentWrapper != null)
{
currentWrapper.ResetSizeAndPosition(grid);
}
Tile edgeTile = region.Get(Grid.REGION_SIZE - 1, y);
if (edgeTile != null)
{
OnSet(bx + Grid.REGION_SIZE - 1, by + y, edgeTile);
}
}
for (int x = 0; x < Grid.REGION_SIZE; x++)
{
GridColliderPart currentWrapper = components.Get(bx + x, by - 1) as GridColliderPart;
for (int y = 0; y < Grid.REGION_SIZE - 1; y++)
{
Tile tile = region.Get(x, y);
if (tile != null)
{
TileInfo info = grid.atlas [tile.id];
if (currentWrapper != null && currentWrapper.Compatible(info) && info.isVertical && currentWrapper.isVertical)
{
currentWrapper.height++;
regionComponents.Set(x, y, currentWrapper);
}
else
{
if (currentWrapper != null)
{
currentWrapper.ResetSizeAndPosition(grid);
}
if (info.shape != TileShape.EMPTY && info.isVertical)
{
currentWrapper = GridColliderPart.CreateColliderPart(containerGO, grid, info, bx + x, by + y, 1, 1);
regionComponents.Set(x, y, currentWrapper);
}
else
{
currentWrapper = null;
}
}
}
else
{
if (currentWrapper != null)
{
currentWrapper.ResetSizeAndPosition(grid);
currentWrapper = null;
}
}
}
if (currentWrapper != null)
{
currentWrapper.ResetSizeAndPosition(grid);
}
Tile edgeTile = region.Get(x, Grid.REGION_SIZE - 1);
if (edgeTile != null && grid.atlas[edgeTile.id].isVertical)
{
OnSet(bx + x, by + Grid.REGION_SIZE - 1, edgeTile);
}
}
}
public override void OnHideRegion(int X, int Y)
{
int bx = X * Grid.REGION_SIZE;
int by = Y * Grid.REGION_SIZE;
FiniteComponentGrid regionComponents = components.GetRegion(X, Y);
if (regionComponents != null)
{
for (int i = 0; i < Grid.REGION_SIZE; i++)
{
for (int j = 0; j < Grid.REGION_SIZE; j++)
{
GridColliderPart wrapper = regionComponents.Get(i, j) as GridColliderPart;
if (wrapper != null)
{
if (wrapper.bottomLeftX >= bx && wrapper.bottomLeftX + wrapper.width <= bx + Grid.REGION_SIZE &&
wrapper.bottomLeftY >= by && wrapper.bottomLeftY + wrapper.height <= by + Grid.REGION_SIZE)
{
if (Application.isPlaying)
{
Destroy(wrapper.gameObject);
}
else
{
DestroyImmediate(wrapper.gameObject);
}
}
else if (wrapper.isVertical)
{
if (wrapper.bottomLeftY < by)
{
int topY = wrapper.bottomLeftY + wrapper.height;
wrapper.SetSize(1, by - wrapper.bottomLeftY);
wrapper.ResetSizeAndPosition(grid);
if (topY > by + Grid.REGION_SIZE)
{
GridColliderPart topWrapper = GridColliderPart.CreateColliderPart(
containerGO, grid, grid.atlas [wrapper.id],
wrapper.bottomLeftX, by + Grid.REGION_SIZE, 1, topY - (by + Grid.REGION_SIZE)
);
topWrapper.ResetSizeAndPosition(grid);
for (int k = topWrapper.bottomLeftY; k < topWrapper.bottomLeftY + topWrapper.height; k++)
{
components.Set(topWrapper.bottomLeftX, k, topWrapper);
}
}
}
else if (wrapper.bottomLeftY + wrapper.height > by + Grid.REGION_SIZE)
{
wrapper.SetSize(1, wrapper.bottomLeftY + wrapper.height - (by + Grid.REGION_SIZE));
wrapper.bottomLeftY = by + Grid.REGION_SIZE;
wrapper.ResetSizeAndPosition(grid);
}
}
else if (!wrapper.isVertical)
{
if (wrapper.bottomLeftX < bx)
{
int rightX = wrapper.bottomLeftX + wrapper.width;
wrapper.SetSize(bx - wrapper.bottomLeftX, 1);
wrapper.ResetSizeAndPosition(grid);
if (rightX > bx + Grid.REGION_SIZE)
{
GridColliderPart rightWrapper = GridColliderPart.CreateColliderPart(
containerGO, grid, grid.atlas [wrapper.id],
bx + Grid.REGION_SIZE, wrapper.bottomLeftY, rightX - (bx + Grid.REGION_SIZE), 1
);
rightWrapper.ResetSizeAndPosition(grid);
for (int k = rightWrapper.bottomLeftX; k < rightWrapper.bottomLeftX + rightWrapper.width; k++)
{
components.Set(k, rightWrapper.bottomLeftY, rightWrapper);
}
}
}
else if (wrapper.bottomLeftX + wrapper.width > bx + Grid.REGION_SIZE)
{
wrapper.SetSize(wrapper.bottomLeftX + wrapper.width - (bx + Grid.REGION_SIZE), 1);
wrapper.bottomLeftX = bx + Grid.REGION_SIZE;
wrapper.ResetSizeAndPosition(grid);
}
}
}
}
}
components.ClearRegion(X, Y);
}
}