private void DisplayCollider()
{
Event e = Event.current;
if (Tileset.SelectedBrushId != Tileset.k_BrushId_Default)
{
EditorGUILayout.LabelField("Brush tile editing not allowed", EditorStyles.boldLabel);
return;
}
bool isMultiselection = Tileset.TileSelection != null;
bool saveChanges = false;
Tile selectedTile = isMultiselection ? Tileset.Tiles[(int)(Tileset.TileSelection.selectionData[0] & Tileset.k_TileDataMask_TileId)] : Tileset.SelectedTile;
if (e.type == EventType.MouseDown)
{
m_isDragging = true;
if (selectedTile.collData.vertices != null)
{
m_savedVertexData = new Vector2[selectedTile.collData.vertices.Length];
selectedTile.collData.vertices.CopyTo(m_savedVertexData, 0);
}
}
else if (e.type == EventType.MouseUp)
{
m_isDragging = false;
}
Tileset.BackgroundColor = EditorGUILayout.ColorField(Tileset.BackgroundColor);
if (m_prevBgColor != Tileset.BackgroundColor || Styles.Instance.colliderBgStyle.normal.background == null)
{
m_prevBgColor = Tileset.BackgroundColor;
if (Styles.Instance.colliderBgStyle.normal.background == null)
{
Styles.Instance.colliderBgStyle.normal.background = new Texture2D(1, 1)
{
hideFlags = HideFlags.DontSave
}
}
;
Styles.Instance.colliderBgStyle.normal.background.SetPixel(0, 0, Tileset.BackgroundColor);
Styles.Instance.colliderBgStyle.normal.background.Apply();
}
float aspectRatio = Tileset.TilePxSize.x / Tileset.TilePxSize.y;
float padding = 2; // pixel size of the border around the tile
//Rect rCollArea = GUILayoutUtility.GetRect(1, 1, GUILayout.Width(EditorGUIUtility.currentViewWidth), GUILayout.Height(EditorGUIUtility.currentViewWidth / aspectRatio));
Rect rCollArea = GUILayoutUtility.GetRect(1, 1, GUILayout.ExpandWidth(true), GUILayout.ExpandHeight(true));
GUI.BeginGroup(rCollArea, Styles.Instance.colliderBgStyle);
if (e.type == EventType.Repaint)
{
float pixelSize = rCollArea.width / (Tileset.TilePxSize.x + 2 * padding);
m_mousePos = e.mousePosition;
m_rTile = new Rect(padding * pixelSize, padding * pixelSize, rCollArea.width - 2 * padding * pixelSize, (rCollArea.width / aspectRatio) - 2 * padding * pixelSize);
m_rTile.height = Mathf.Min(m_rTile.height, rCollArea.height - 2 * padding * pixelSize);
m_rTile.width = (m_rTile.height * aspectRatio);
}
GUI.color = new Color(1f, 1f, 1f, 0.1f);
GUI.DrawTexture(m_rTile, EditorGUIUtility.whiteTexture);
GUI.color = Color.white;
if (isMultiselection)
{
foreach (uint tileData in Tileset.TileSelection.selectionData)
{
int tileId = (int)(tileData & Tileset.k_TileDataMask_TileId);
Tile tile = (tileId != Tileset.k_TileId_Empty) ? Tileset.Tiles[tileId] : null;
if (tile != null)
{
GUI.color = new Color(1f, 1f, 1f, 1f / Tileset.TileSelection.selectionData.Count);
GUI.DrawTextureWithTexCoords(m_rTile, Tileset.AtlasTexture, tile.uv);
}
}
GUI.color = Color.white;
}
else
{
GUI.DrawTextureWithTexCoords(m_rTile, Tileset.AtlasTexture, selectedTile.uv);
}
Color savedHandleColor = Handles.color;
if (selectedTile.collData.type != eTileCollider.None)
{
Vector2[] collVertices = selectedTile.collData.type == eTileCollider.Full ? s_fullCollTileVertices : selectedTile.collData.vertices;
if (collVertices == null || collVertices.Length == 0)
{
collVertices = selectedTile.collData.vertices = new Vector2[s_fullCollTileVertices.Length];
Array.Copy(s_fullCollTileVertices, collVertices, s_fullCollTileVertices.Length);
EditorUtility.SetDirty(Tileset);
}
// Fix and snap positions
for (int i = 0; i < collVertices.Length; ++i)
{
Vector2 s0 = collVertices[i];
s0.x = Mathf.Clamp01(Mathf.Round(s0.x * Tileset.TilePxSize.x) / Tileset.TilePxSize.x);
s0.y = Mathf.Clamp01(Mathf.Round(s0.y * Tileset.TilePxSize.y) / Tileset.TilePxSize.y);
collVertices[i] = s0;
}
// Draw edges
Vector3[] polyEdges = new Vector3[collVertices.Length + 1];
for (int i = 0; i < collVertices.Length; ++i)
{
Vector2 s0 = collVertices[i];
s0.x = m_rTile.x + m_rTile.width * s0.x; s0.y = m_rTile.yMax - m_rTile.height * s0.y;
Vector2 s1 = collVertices[(i + 1) % collVertices.Length];
s1.x = m_rTile.x + m_rTile.width * s1.x; s1.y = m_rTile.yMax - m_rTile.height * s1.y;
polyEdges[i] = s0;
polyEdges[i + 1] = s1;
Handles.color = Color.green;
Handles.DrawLine(s0, s1);
//Draw normals
{
Handles.color = Color.white;
Vector3 normPos = (s0 + s1) / 2f;
Handles.DrawLine(normPos, normPos + Vector3.Cross(s1 - s0, Vector3.forward).normalized *m_rTile.yMin);
}
Handles.color = savedHandleColor;
}
float pixelSize = m_rTile.width / Tileset.TilePxSize.x;
if (selectedTile.collData.type == eTileCollider.Polygon)
{
bool isAddingVertexOn = !m_isDragging && e.shift && m_activeVertexIdx == -1;
bool isRemovingVertexOn = !m_isDragging && ((Application.platform == RuntimePlatform.OSXEditor)? e.command : e.control) && collVertices.Length > 3;
if (isRemovingVertexOn && m_activeVertexIdx != -1 && e.type == EventType.MouseUp)
{
selectedTile.collData.vertices = new Vector2[collVertices.Length - 1];
for (int i = 0, j = 0; i < collVertices.Length; ++i)
{
if (i == m_activeVertexIdx)
{
continue;
}
selectedTile.collData.vertices[j] = collVertices[i];
++j;
}
collVertices = selectedTile.collData.vertices;
m_activeVertexIdx = -1;
}
float minDist = float.MaxValue;
if (!m_isDragging)
{
m_activeVertexIdx = -1;
}
for (int i = 0; i < collVertices.Length; ++i)
{
Vector2 s0 = collVertices[i];
s0.x = m_rTile.x + m_rTile.width * s0.x;
s0.y = m_rTile.yMax - m_rTile.height * s0.y;
if (m_isDragging)
{
if (i == m_activeVertexIdx)
{
s0 = m_mousePos;
s0 -= m_rTile.position;
s0.x = Mathf.Clamp(Mathf.Round(s0.x / pixelSize) * pixelSize, 0, m_rTile.width);
s0.y = Mathf.Clamp(Mathf.Round(s0.y / pixelSize) * pixelSize, 0, m_rTile.height);
s0 += m_rTile.position;
collVertices[i].x = Mathf.Clamp01((s0.x - m_rTile.x) / m_rTile.width);
collVertices[i].y = Mathf.Clamp01((s0.y - m_rTile.yMax) / -m_rTile.height);
}
}
else
{
float dist = Vector2.Distance(m_mousePos, s0);
if (dist <= minDist && dist < Styles.Instance.collVertexHandleStyle.normal.background.width)
{
minDist = dist;
m_activeVertexIdx = i;
}
}
if (e.type == EventType.Repaint)
{
if (i == m_activeVertexIdx)
{
Styles.Instance.vertexCoordStyle.fontSize = (int)(Mathf.Min(10f, m_rTile.yMin / 2f));
GUI.Label(new Rect(0, 0, m_rTile.width, m_rTile.yMin), Vector2.Scale(collVertices[i], Tileset.TilePxSize).ToString(), Styles.Instance.vertexCoordStyle);
}
GUI.color = m_activeVertexIdx == i ? (isRemovingVertexOn ? Color.red : Color.cyan) : new Color(0.7f, 0.7f, 0.7f, 0.8f);
Styles.Instance.collVertexHandleStyle.Draw(new Rect(s0.x - Styles.Instance.collVertexHandleStyle.normal.background.width / 2, s0.y - Styles.Instance.collVertexHandleStyle.normal.background.height / 2, 1, 1), i.ToString(), false, false, false, false);
GUI.color = Color.white;
}
}
if (isAddingVertexOn)
{
int segmentIdx;
Vector2 newVertexPos = ClosestPointToPolyLine(polyEdges, out segmentIdx);
if (e.type == EventType.MouseUp)
{
selectedTile.collData.vertices = new Vector2[collVertices.Length + 1];
segmentIdx = (segmentIdx + 1) % selectedTile.collData.vertices.Length;
for (int i = 0, j = 0; i < selectedTile.collData.vertices.Length; ++i)
{
if (segmentIdx == i)
{
newVertexPos.x = Mathf.Clamp(Mathf.Round(newVertexPos.x / pixelSize) * pixelSize, m_rTile.x, m_rTile.xMax);
newVertexPos.y = Mathf.Clamp(Mathf.Round(newVertexPos.y / pixelSize) * pixelSize, m_rTile.y, m_rTile.yMax);
selectedTile.collData.vertices[i].x = Mathf.Clamp01((newVertexPos.x - m_rTile.x) / m_rTile.width);
selectedTile.collData.vertices[i].y = Mathf.Clamp01((newVertexPos.y - m_rTile.yMax) / -m_rTile.height);
}
else
{
selectedTile.collData.vertices[i] = collVertices[j];
++j;
}
}
collVertices = selectedTile.collData.vertices;
m_activeVertexIdx = -1;
}
else if (e.type == EventType.Repaint)
{
GUI.color = new Color(0.7f, 0.7f, 0.7f, 0.8f);
Styles.Instance.collVertexHandleStyle.Draw(new Rect(newVertexPos.x - Styles.Instance.collVertexHandleStyle.normal.background.width / 2, newVertexPos.y - Styles.Instance.collVertexHandleStyle.normal.background.height / 2, 1, 1), segmentIdx.ToString(), false, false, false, false);
GUI.color = Color.white;
}
}
}
if (e.type == EventType.MouseUp)
{
saveChanges = true;
//remove duplicated vertex
selectedTile.collData.vertices = selectedTile.collData.vertices.Distinct().ToArray();
if (selectedTile.collData.vertices.Length <= 2)
{
selectedTile.collData.vertices = m_savedVertexData;
}
}
}
GUI.EndGroup();
if (GUILayout.Button("Reverse Normals"))
{
selectedTile.collData.vertices = selectedTile.collData.vertices.Reverse().ToArray();
}
EditorGUILayout.Space();
string helpInfo =
//"Using Polygon collider:" + "\n" +
" - Click and drag over a vertex to move it" + "\n" +
" - Hold Shift + Click for adding a new vertex" + "\n" +
" - Hold " + ((Application.platform == RuntimePlatform.OSXEditor)? "Command" : "Ctrl") + " + Click for removing a vertex. (should be more than 3)" + "\n" +
" - Check the normals for each edge. The normal is displayed in the collision side" + "\n" +
"";
s_showHelp = EditorGUILayout.Foldout(s_showHelp, "Help");
if (s_showHelp)
{
EditorGUILayout.HelpBox(helpInfo, MessageType.Info);
}
//+++ Collider Settings
float savedLabelWidth = EditorGUIUtility.labelWidth;
EditorGUIUtility.labelWidth = 40;
if (isMultiselection)
{
EditorGUILayout.LabelField("* Multi-selection Edition", EditorStyles.boldLabel);
}
EditorGUILayout.BeginHorizontal(GUILayout.MinWidth(140));
{
EditorGUILayout.LabelField("Collider Data", EditorStyles.boldLabel);
if (GUILayout.Button("Copy", GUILayout.Width(50)))
{
m_copiedColliderData = selectedTile.collData.Clone();
}
if (GUILayout.Button("Paste", GUILayout.Width(50)))
{
selectedTile.collData = m_copiedColliderData.Clone();
saveChanges = true;
}
}
EditorGUILayout.EndHorizontal();
EditorGUILayout.Space();
EditorGUIUtility.labelWidth = 100;
EditorGUI.BeginChangeCheck();
//selectedTile.collData.type = (eTileCollider)EditorGUILayout.EnumPopup("Collider Type", selectedTile.collData.type);
EditorGUILayout.LabelField("Collider Type:", EditorStyles.boldLabel);
EditorGUI.indentLevel += 2;
string[] tileColliderNames = System.Enum.GetNames(typeof(eTileCollider));
selectedTile.collData.type = (eTileCollider)GUILayout.Toolbar((int)selectedTile.collData.type, tileColliderNames);
EditorGUI.indentLevel -= 2;
saveChanges |= EditorGUI.EndChangeCheck();
EditorGUIUtility.labelWidth = savedLabelWidth;
//---
//Save changes
if (saveChanges)
{
if (isMultiselection)
{
for (int i = 0; i < Tileset.TileSelection.selectionData.Count; ++i)
{
Tileset.Tiles[(int)(Tileset.TileSelection.selectionData[i] & Tileset.k_TileDataMask_TileId)].collData = selectedTile.collData.Clone();
}
}
EditorUtility.SetDirty(Tileset);
}
}
/// <summary>
// Get the point on a polyline (in 3D space) which is closest to the current
// mouse position. And returns the segment index ( the vertex index of the segment with the closest point )
/// </summary>
/// <param name="vertices"></param>
/// <param name="closedSegmentIdx"></param>
/// <returns></returns>
Vector3 ClosestPointToPolyLine(Vector3[] vertices, out int closedSegmentIdx)
{
float minDist = float.MaxValue;
closedSegmentIdx = 0;
for (int i = 0; i < vertices.Length - 1; ++i)
{
float dist = HandleUtility.DistanceToLine(vertices[i], vertices[i + 1]);
if (dist < minDist)
{
minDist = dist;
closedSegmentIdx = i;
}
}
return(HandleUtility.ClosestPointToPolyLine(vertices));
}
public override Vector2[] GetMergedSubtileColliderVertices(STETilemap tilemap, int gridX, int gridY, uint tileData)
{
uint[] subTiles = GetSubtiles(tilemap, gridX, gridY, tileData);
if (subTiles != null)
{
s_mergedColliderVertexList.Clear();
for (int i = 0; i < subTiles.Length; ++i)
{
uint subTileData = subTiles[i];
Tile tile = tilemap.Tileset.GetTile(Tileset.GetTileIdFromTileData(subTiles[i]));
if (tile != null && tile.collData.type != eTileCollider.None)
{
TileColliderData tileCollData = tile.collData;
if ((subTileData & (Tileset.k_TileFlag_FlipH | Tileset.k_TileFlag_FlipV | Tileset.k_TileFlag_Rot90)) != 0)
{
tileCollData = tileCollData.Clone();
tileCollData.ApplyFlippingFlags(subTileData);
}
Vector2[] vertices = tile.collData.GetVertices();
if (vertices != null)
{
for (int v = 0; v < vertices.Length; ++v)
{
Vector2 v0, v1;
if (v < vertices.Length - 1)
{
v0 = vertices[v];
v1 = vertices[v + 1];
}
else
{
v0 = vertices[v];
v1 = vertices[0];
}
if (i == 0 || i == 2) //left side
{
if (v0.x >= .5f && v1.x >= .5f)
{
continue;
}
float newY = v0.y + (.5f - v0.x) * (v1.y - v0.y) / (v1.x - v0.x);
if (v0.x > .5f)
{
v0.y = newY;
v0.x = .5f;
}
else if (v1.x > .5f)
{
v1.y = newY;
v1.x = .5f;
}
}
else // right side
{
if (v0.x <= .5f && v1.x <= .5f)
{
continue;
}
float newY = v0.y + (.5f - v0.x) * (v1.y - v0.y) / (v1.x - v0.x);
if (v0.x < .5f)
{
v0.y = newY;
v0.x = .5f;
}
else if (v1.x < .5f)
{
v1.y = newY;
v1.x = .5f;
}
}
if (i == 0 || i == 1) //bottom side
{
if (v0.y >= .5f && v1.y >= .5f)
{
continue;
}
float newX = v0.x + (.5f - v0.y) * (v1.x - v0.x) / (v1.y - v0.y);
if (v0.y > .5f)
{
v0.x = newX;
v0.y = .5f;
}
else if (v1.y > .5f)
{
v1.x = newX;
v1.y = .5f;
}
}
else // top side
{
if (v0.y <= .5f && v1.y <= .5f)
{
continue;
}
float newX = v0.x + (.5f - v0.y) * (v1.x - v0.x) / (v1.y - v0.y);
if (v0.y < .5f)
{
v0.x = newX;
v0.y = .5f;
}
else if (v1.y < .5f)
{
v1.x = newX;
v1.y = .5f;
}
}
s_mergedColliderVertexList.Add(v0);
s_mergedColliderVertexList.Add(v1);
}
}
}
}
return(s_mergedColliderVertexList.ToArray());
}
return(null);
}
/// <summary>
/// Fill the mesh data and return false if all tiles are empty
/// </summary>
/// <returns></returns>
private bool FillMeshData()
{
//Debug.Log( "[" + ParentTilemap.name + "] FillData -> " + name);
if (Tileset == null)
{
return(false);
}
int totalTiles = m_width * m_height;
if (m_vertices == null)
{
m_vertices = new List <Vector3>(totalTiles * 4);
m_uv = new List <Vector2>(totalTiles * 4);
m_triangles = new List <int>(totalTiles * 6);
}
else
{
m_vertices.Clear();
m_triangles.Clear();
m_uv.Clear();
}
//+++ MeshCollider
if (m_meshCollVertices == null)
{
m_meshCollVertices = new List <Vector3>(totalTiles * 4);
m_meshCollTriangles = new List <int>(totalTiles * 6);
}
else
{
m_meshCollVertices.Clear();
m_meshCollTriangles.Clear();
}
TileColliderData testCollData = new TileColliderData();
testCollData.vertices = new Vector2[4] {
new Vector2(0, 0), new Vector2(0, 1), new Vector2(1, 1), new Vector2(1, 0)
};
//---
Vector2[] subTileOffset = new Vector2[]
{
new Vector2(0f, 0f),
new Vector2(CellSize.x / 2f, 0f),
new Vector2(0f, CellSize.y / 2f),
new Vector2(CellSize.x / 2f, CellSize.y / 2f),
};
Vector2 subTileSize = CellSize / 2f;
m_animatedTiles.Clear();
bool isEmpty = true;
for (int ty = 0, tileIdx = 0; ty < m_height; ++ty)
{
for (int tx = 0; tx < m_width; ++tx, ++tileIdx)
{
uint tileData = m_tileDataList[tileIdx];
if (tileData != Tileset.k_TileData_Empty)
{
int brushId = (int)((tileData & Tileset.k_TileDataMask_BrushId) >> 16);
int tileId = (int)(tileData & Tileset.k_TileDataMask_TileId);
Tile tile = (tileId != Tileset.k_TileId_Empty) ? Tileset.Tiles[tileId] : null;
TilesetBrush tileBrush = null;
if (brushId > 0)
{
tileBrush = Tileset.FindBrush(brushId);
if (tileBrush == null)
{
Debug.LogWarning(ParentTilemap.name + "\\" + name + ": BrushId " + brushId + " not found! GridPos(" + tx + "," + ty + ") tilaData 0x" + tileData.ToString("X"));
m_tileDataList[tileIdx] = tileData & ~Tileset.k_TileDataMask_BrushId;
}
if (tileBrush != null && (m_invalidateBrushes || (tileData & Tileset.k_TileFlag_Updated) == 0))
{
tileData = tileBrush.Refresh(ParentTilemap, GridPosX + tx, GridPosY + ty, tileData);
tileData |= Tileset.k_TileFlag_Updated; // set updated flag
m_tileDataList[tileIdx] = tileData; // update tileData
tileId = (int)(tileData & Tileset.k_TileDataMask_TileId);
tile = (tileId != Tileset.k_TileId_Empty) ? Tileset.Tiles[tileId] : null;
// update created objects
if (tile != null && tile.prefabData.prefab != null)
{
CreateTileObject(tileIdx, tile.prefabData);
}
else
{
DestroyTileObject(tileIdx);
}
}
}
isEmpty = false;
if (tileBrush != null && tileBrush.IsAnimated())
{
m_animatedTiles.Add(new AnimTileData()
{
VertexIdx = m_vertices.Count, Brush = tileBrush
});
}
Rect tileUV;
uint[] subtileData = tileBrush != null?tileBrush.GetSubtiles(ParentTilemap, GridPosX + tx, GridPosY + ty, tileData) : null;
if (subtileData == null)
{
if (tile != null)
{
if (tile.prefabData.prefab == null || tile.prefabData.showTileWithPrefab || //hide the tiles with prefabs ( unless showTileWithPrefab is true )
tileBrush && tileBrush.IsAnimated()) // ( skip if it's an animated brush )
{
tileUV = tile.uv;
_AddTileToMesh(tileUV, tx, ty, tileData, Vector2.zero, CellSize);
}
}
}
else
{
for (int i = 0; i < subtileData.Length; ++i)
{
uint subTileData = subtileData[i];
int subTileId = (int)(subTileData & Tileset.k_TileDataMask_TileId);
tileUV = subTileId != Tileset.k_TileId_Empty ? Tileset.Tiles[subTileId].uv : default(Rect);
//if (tileUV != default(Rect)) //NOTE: if this is uncommented, there won't be coherence with geometry ( 16 vertices per tiles with subtiles ). But it means also, the tile shouldn't be null.
{
_AddTileToMesh(tileUV, tx, ty, subTileData, subTileOffset[i], subTileSize, i);
}
}
}
}
}
}
//NOTE: the destruction of tileobjects needs to be done here to avoid a Undo/Redo bug. Check inside DestroyTileObject for more information.
for (int i = 0; i < m_tileObjToBeRemoved.Count; ++i)
{
DestroyTileObject(m_tileObjToBeRemoved[i]);
}
m_tileObjToBeRemoved.Clear();
return(!isEmpty);
}
private bool FillColliderMeshData()
{
//Debug.Log( "[" + ParentTilemap.name + "] FillColliderMeshData -> " + name);
if (Tileset == null || ParentTilemap.ColliderType == eColliderType.None)
{
return(false);
}
System.Type collider2DType = ParentTilemap.Collider2DType == e2DColliderType.EdgeCollider2D ? typeof(EdgeCollider2D) : typeof(PolygonCollider2D);
Component[] aColliders2D = null;
if (ParentTilemap.ColliderType == eColliderType._3D)
{
int totalTiles = m_width * m_height;
if (s_meshCollVertices == null)
{
s_meshCollVertices = new List <Vector3>(totalTiles * 4);
s_meshCollTriangles = new List <int>(totalTiles * 6);
}
else
{
s_meshCollVertices.Clear();
s_meshCollTriangles.Clear();
}
}
else //if (ParentTilemap.ColliderType == eColliderType._2D)
{
m_has2DColliders = true;
s_openEdges.Clear();
aColliders2D = GetComponents(collider2DType);
}
float halvedCollDepth = ParentTilemap.ColliderDepth / 2f;
bool isEmpty = true;
for (int ty = 0, tileIdx = 0; ty < m_height; ++ty)
{
for (int tx = 0; tx < m_width; ++tx, ++tileIdx)
{
uint tileData = m_tileDataList[tileIdx];
if (tileData != Tileset.k_TileData_Empty)
{
int tileId = (int)(tileData & Tileset.k_TileDataMask_TileId);
Tile tile = Tileset.GetTile(tileId);
if (tile != null)
{
#if ENABLE_MERGED_SUBTILE_COLLIDERS
TilesetBrush brush = ParentTilemap.Tileset.FindBrush(Tileset.GetBrushIdFromTileData(tileData));
Vector2[] subTileMergedColliderVertices = brush ? brush.GetMergedSubtileColliderVertices(ParentTilemap, GridPosX + tx, GridPosY + ty, tileData) : null;
#else
Vector2[] subTileMergedColliderVertices = null;
#endif
bool hasMergedColliders = subTileMergedColliderVertices != null;
TileColliderData tileCollData = tile.collData;
if (tileCollData.type != eTileCollider.None || hasMergedColliders)
{
isEmpty = false;
int neighborCollFlags = 0; // don't remove, even using neighborTileCollData, neighborTileCollData is not filled if tile is empty
bool isSurroundedByFullColliders = true;
for (int i = 0; i < s_neighborSegmentMinMax.Length; ++i)
{
s_neighborSegmentMinMax[i].x = float.MaxValue;
s_neighborSegmentMinMax[i].y = float.MinValue;
}
System.Array.Clear(neighborTileCollData, 0, neighborTileCollData.Length);
if (!hasMergedColliders)
{
if ((tileData & (Tileset.k_TileFlag_FlipH | Tileset.k_TileFlag_FlipV | Tileset.k_TileFlag_Rot90)) != 0)
{
tileCollData = tileCollData.Clone();
tileCollData.ApplyFlippingFlags(tileData);
}
for (int i = 0; i < 4; ++i)
{
uint neighborTileData;
bool isTriggerOrPolygon = ParentTilemap.IsTrigger ||
ParentTilemap.ColliderType == eColliderType._2D &&
ParentTilemap.Collider2DType == e2DColliderType.PolygonCollider2D;
switch (i)
{
case 0: // Up Tile
neighborTileData = (tileIdx + m_width) < m_tileDataList.Count ?
m_tileDataList[tileIdx + m_width]
:
isTriggerOrPolygon ? Tileset.k_TileData_Empty : ParentTilemap.GetTileData(GridPosX + tx, GridPosY + ty + 1); break;
case 1: // Right Tile
neighborTileData = (tileIdx + 1) % m_width != 0 ? //(tileIdx + 1) < m_tileDataList.Count ?
m_tileDataList[tileIdx + 1]
:
isTriggerOrPolygon ? Tileset.k_TileData_Empty : ParentTilemap.GetTileData(GridPosX + tx + 1, GridPosY + ty); break;
case 2: // Down Tile
neighborTileData = tileIdx >= m_width ?
m_tileDataList[tileIdx - m_width]
:
isTriggerOrPolygon ? Tileset.k_TileData_Empty : ParentTilemap.GetTileData(GridPosX + tx, GridPosY + ty - 1); break;
case 3: // Left Tile
neighborTileData = tileIdx % m_width != 0 ? //neighborTileId = tileIdx >= 1 ?
m_tileDataList[tileIdx - 1]
:
isTriggerOrPolygon ? Tileset.k_TileData_Empty : ParentTilemap.GetTileData(GridPosX + tx - 1, GridPosY + ty); break;
default: neighborTileData = Tileset.k_TileData_Empty; break;
}
int neighborTileId = (int)(neighborTileData & Tileset.k_TileDataMask_TileId);
if (neighborTileId != Tileset.k_TileId_Empty)
{
Vector2 segmentMinMax;
TileColliderData neighborTileCollider;
neighborTileCollider = Tileset.Tiles[neighborTileId].collData;
if ((neighborTileData & (Tileset.k_TileFlag_FlipH | Tileset.k_TileFlag_FlipV | Tileset.k_TileFlag_Rot90)) != 0)
{
neighborTileCollider = neighborTileCollider.Clone();
if ((neighborTileData & Tileset.k_TileFlag_FlipH) != 0)
{
neighborTileCollider.FlipH();
}
if ((neighborTileData & Tileset.k_TileFlag_FlipV) != 0)
{
neighborTileCollider.FlipV();
}
if ((neighborTileData & Tileset.k_TileFlag_Rot90) != 0)
{
neighborTileCollider.Rot90();
}
}
neighborTileCollData[i] = neighborTileCollider;
isSurroundedByFullColliders &= (neighborTileCollider.type == eTileCollider.Full);
if (neighborTileCollider.type == eTileCollider.None)
{
segmentMinMax = new Vector2(float.MaxValue, float.MinValue); //NOTE: x will be min, y will be max
}
else if (neighborTileCollider.type == eTileCollider.Full)
{
segmentMinMax = new Vector2(0f, 1f); //NOTE: x will be min, y will be max
neighborCollFlags |= (1 << i);
}
else
{
segmentMinMax = new Vector2(float.MaxValue, float.MinValue); //NOTE: x will be min, y will be max
neighborCollFlags |= (1 << i);
for (int j = 0; j < neighborTileCollider.vertices.Length; ++j)
{
Vector2 v = neighborTileCollider.vertices[j];
{
if (i == 0 && v.y == 0 || i == 2 && v.y == 1) //Top || Bottom
{
if (v.x < segmentMinMax.x)
{
segmentMinMax.x = v.x;
}
if (v.x > segmentMinMax.y)
{
segmentMinMax.y = v.x;
}
}
else if (i == 1 && v.x == 0 || i == 3 && v.x == 1) //Right || Left
{
if (v.y < segmentMinMax.x)
{
segmentMinMax.x = v.y;
}
if (v.y > segmentMinMax.y)
{
segmentMinMax.y = v.y;
}
}
}
}
}
s_neighborSegmentMinMax[i] = segmentMinMax;
}
else
{
isSurroundedByFullColliders = false;
}
}
}
// Create Mesh Colliders
if (isSurroundedByFullColliders && !hasMergedColliders)
{
//Debug.Log(" Surrounded! " + tileIdx);
}
else
{
float px0 = tx * CellSize.x;
float py0 = ty * CellSize.y;
Vector2[] collVertices = subTileMergedColliderVertices;
if (!hasMergedColliders)
{
collVertices = tileCollData.type == eTileCollider.Full ? s_fullCollTileVertices : tileCollData.vertices;
}
for (int i = 0; i < collVertices.Length; ++i)
{
Vector2 s0 = collVertices[i];
Vector2 s1 = collVertices[i == (collVertices.Length - 1) ? 0 : i + 1];
if (hasMergedColliders)
{
++i; // add ++i; in this case to go 2 by 2 because the collVertices for merged colliders will have the segments in pairs
}
// full collider optimization
if ((tileCollData.type == eTileCollider.Full) &&
(
(i == 0 && neighborTileCollData[3].type == eTileCollider.Full) || // left tile has collider
(i == 1 && neighborTileCollData[0].type == eTileCollider.Full) || // top tile has collider
(i == 2 && neighborTileCollData[1].type == eTileCollider.Full) || // right tile has collider
(i == 3 && neighborTileCollData[2].type == eTileCollider.Full) // bottom tile has collider
)
)
{
continue;
}
// polygon collider optimization
else // if( tileCollData.type == eTileCollider.Polygon ) Or Full colliders if neighbor is not Full as well
{
Vector2 n, m;
if (s0.y == 1f && s1.y == 1f) // top side
{
if ((neighborCollFlags & 0x1) != 0) // top tile has collider
{
n = s_neighborSegmentMinMax[0];
if (n.x < n.y && n.x <= s0.x && n.y >= s1.x)
{
continue;
}
}
}
else if (s0.x == 1f && s1.x == 1f) // right side
{
if ((neighborCollFlags & 0x2) != 0) // right tile has collider
{
n = s_neighborSegmentMinMax[1];
if (n.x < n.y && n.x <= s1.y && n.y >= s0.y)
{
continue;
}
}
}
else if (s0.y == 0f && s1.y == 0f) // bottom side
{
if ((neighborCollFlags & 0x4) != 0) // bottom tile has collider
{
n = s_neighborSegmentMinMax[2];
if (n.x < n.y && n.x <= s1.x && n.y >= s0.x)
{
continue;
}
}
}
else if (s0.x == 0f && s1.x == 0f) // left side
{
if ((neighborCollFlags & 0x8) != 0) // left tile has collider
{
n = s_neighborSegmentMinMax[3];
if (n.x < n.y && n.x <= s0.y && n.y >= s1.y)
{
continue;
}
}
}
else if (s0.y == 1f && s1.x == 1f) // top - right diagonal
{
if ((neighborCollFlags & 0x1) != 0 && (neighborCollFlags & 0x2) != 0)
{
n = s_neighborSegmentMinMax[0];
m = s_neighborSegmentMinMax[1];
if ((n.x < n.y && n.x <= s0.x && n.y == 1f) && (m.x < m.y && m.x <= s1.y && m.y == 1f))
{
continue;
}
}
}
else if (s0.x == 1f && s1.y == 0f) // right - bottom diagonal
{
if ((neighborCollFlags & 0x2) != 0 && (neighborCollFlags & 0x4) != 0)
{
n = s_neighborSegmentMinMax[1];
m = s_neighborSegmentMinMax[2];
if ((n.x < n.y && n.x == 0f && n.y >= s0.y) && (m.x < m.y && m.x <= s1.x && m.y == 1f))
{
continue;
}
}
}
else if (s0.y == 0f && s1.x == 0f) // bottom - left diagonal
{
if ((neighborCollFlags & 0x4) != 0 && (neighborCollFlags & 0x8) != 0)
{
n = s_neighborSegmentMinMax[2];
m = s_neighborSegmentMinMax[3];
if ((n.x < n.y && n.x == 0f && n.y >= s0.x) && (m.x < m.y && m.x == 0f && m.y >= s1.y))
{
continue;
}
}
}
else if (s0.x == 0f && s1.y == 1f) // left - top diagonal
{
if ((neighborCollFlags & 0x8) != 0 && (neighborCollFlags & 0x1) != 0)
{
n = s_neighborSegmentMinMax[3];
m = s_neighborSegmentMinMax[0];
if ((n.x < n.y && n.x <= s0.y && n.y == 1f) && (m.x < m.y && m.x == 0f && m.y >= s1.x))
{
continue;
}
}
}
}
// Update s0 and s1 to world positions
s0.x = px0 + CellSize.x * s0.x; s0.y = py0 + CellSize.y * s0.y;
s1.x = px0 + CellSize.x * s1.x; s1.y = py0 + CellSize.y * s1.y;
if (ParentTilemap.ColliderType == eColliderType._3D)
{
int collVertexIdx = s_meshCollVertices.Count;
s_meshCollVertices.Add(new Vector3(s0.x, s0.y, -halvedCollDepth));
s_meshCollVertices.Add(new Vector3(s0.x, s0.y, halvedCollDepth));
s_meshCollVertices.Add(new Vector3(s1.x, s1.y, halvedCollDepth));
s_meshCollVertices.Add(new Vector3(s1.x, s1.y, -halvedCollDepth));
s_meshCollTriangles.Add(collVertexIdx + 0);
s_meshCollTriangles.Add(collVertexIdx + 1);
s_meshCollTriangles.Add(collVertexIdx + 2);
s_meshCollTriangles.Add(collVertexIdx + 2);
s_meshCollTriangles.Add(collVertexIdx + 3);
s_meshCollTriangles.Add(collVertexIdx + 0);
}
else //if( ParentTilemap.ColliderType == eColliderType._2D )
{
int linkedSegments = 0;
int segmentIdxToMerge = -1;
for (int edgeIdx = s_openEdges.Count - 1; edgeIdx >= 0 && linkedSegments < 2; --edgeIdx)
{
LinkedList <Vector2> edgeSegments = s_openEdges[edgeIdx];
if (edgeSegments.First.Value == edgeSegments.Last.Value)
{
continue; //skip closed edges
}
if (edgeSegments.Last.Value == s0)
{
if (segmentIdxToMerge >= 0)
{
LinkedList <Vector2> segmentToMerge = s_openEdges[segmentIdxToMerge];
if (s0 == segmentToMerge.First.Value)
{
for (LinkedListNode <Vector2> node = segmentToMerge.First.Next; node != null; node = node.Next)
{
edgeSegments.AddLast(node.Value);
}
s_openEdges.RemoveAt(segmentIdxToMerge);
}
/* Cannot join head with head or tail with tail, it will change the segment normal
* else
* for (LinkedListNode<Vector2> node = segmentToMerge.Last.Previous; node != null; node = node.Previous)
* edgeSegments.AddLast(node.Value);*/
}
else
{
segmentIdxToMerge = edgeIdx;
edgeSegments.AddLast(s1);
}
++linkedSegments;
}
/* Cannot join head with head or tail with tail, it will change the segment normal
* else if( edgeSegments.Last.Value == s1 )
* else if (edgeSegments.First.Value == s0)*/
else if (edgeSegments.First.Value == s1)
{
if (segmentIdxToMerge >= 0)
{
LinkedList <Vector2> segmentToMerge = s_openEdges[segmentIdxToMerge];
if (s1 == segmentToMerge.Last.Value)
{
for (LinkedListNode <Vector2> node = edgeSegments.First.Next; node != null; node = node.Next)
{
segmentToMerge.AddLast(node.Value);
}
s_openEdges.RemoveAt(edgeIdx);
}
/* Cannot join head with head or tail with tail, it will change the segment normal
* else
* for (LinkedListNode<Vector2> node = edgeSegments.First.Next; node != null; node = node.Next)
* segmentToMerge.AddFirst(node.Value);*/
}
else
{
segmentIdxToMerge = edgeIdx;
edgeSegments.AddFirst(s0);
}
++linkedSegments;
}
}
if (linkedSegments == 0)
{
LinkedList <Vector2> newEdge = new LinkedList <Vector2>();
newEdge.AddFirst(s0);
newEdge.AddLast(s1);
s_openEdges.Add(newEdge);
}
}
}
}
}
}
}
}
}
if (ParentTilemap.ColliderType == eColliderType._2D)
{
//+++ Process Edges
//(NOTE: this was added to fix issues related with lighting, otherwise leave this commented)
{
// Remove vertex inside a line
RemoveRedundantVertices(s_openEdges);
// Split segments (NOTE: This is not working with polygon colliders)
/*/ commented unless necessary for performance reasons
* if (ParentTilemap.Collider2DType == e2DColliderType.EdgeCollider2D)
* {
* openEdges = SplitSegments(openEdges);
* }
* //*/
}
//---
//Create Edges
for (int i = 0; i < s_openEdges.Count; ++i)
{
LinkedList <Vector2> edgeSegments = s_openEdges[i];
bool reuseCollider = i < aColliders2D.Length;
Collider2D collider2D = reuseCollider ? (Collider2D)aColliders2D[i] : (Collider2D)gameObject.AddComponent(collider2DType);
collider2D.enabled = true;
collider2D.isTrigger = ParentTilemap.IsTrigger;
collider2D.sharedMaterial = ParentTilemap.PhysicMaterial2D;
if (ParentTilemap.Collider2DType == e2DColliderType.EdgeCollider2D)
{
((EdgeCollider2D)collider2D).points = edgeSegments.ToArray();
}
else
{
((PolygonCollider2D)collider2D).SetPath(0, edgeSegments.ToArray());
}
}
//Destroy unused edge colliders
for (int i = s_openEdges.Count; i < aColliders2D.Length; ++i)
{
if (!s_isOnValidate)
{
DestroyImmediate(aColliders2D[i]);
}
else
{
((Collider2D)aColliders2D[i]).enabled = false;
}
}
}
return(!isEmpty);
}
private bool FillColliderMeshData()
{
//Debug.Log( "[" + ParentTilemap.name + "] FillColliderMeshData -> " + name);
if (Tileset == null || ParentTilemap.ColliderType == eColliderType.None)
{
return(false);
}
List <LinkedList <Vector2> > openEdges = null;
System.Type collider2DType = ParentTilemap.Collider2DType == e2DColliderType.EdgeCollider2D ? typeof(EdgeCollider2D) : typeof(PolygonCollider2D);
Component[] aColliders2D = null;
if (ParentTilemap.ColliderType == eColliderType._3D)
{
int totalTiles = m_width * m_height;
if (m_meshCollVertices == null)
{
m_meshCollVertices = new List <Vector3>(totalTiles * 4);
m_meshCollTriangles = new List <int>(totalTiles * 6);
}
else
{
m_meshCollVertices.Clear();
m_meshCollTriangles.Clear();
}
}
else //if (ParentTilemap.ColliderType == eColliderType._2D)
{
m_has2DColliders = true;
openEdges = new List <LinkedList <Vector2> >(10);
aColliders2D = GetComponents(collider2DType);
}
float halvedCollDepth = ParentTilemap.ColliderDepth / 2f;
bool isEmpty = true;
for (int ty = 0, tileIdx = 0; ty < m_height; ++ty)
{
for (int tx = 0; tx < m_width; ++tx, ++tileIdx)
{
uint tileData = m_tileDataList[tileIdx];
if (tileData != Tileset.k_TileData_Empty)
{
int tileId = (int)(tileData & Tileset.k_TileDataMask_TileId);
if (tileId != Tileset.k_TileId_Empty)
{
TileColliderData tileCollData = Tileset.Tiles[tileId].collData;
if (tileCollData.type != eTileCollider.None)
{
if ((tileData & (Tileset.k_TileFlag_FlipH | Tileset.k_TileFlag_FlipV | Tileset.k_TileFlag_Rot90)) != 0)
{
tileCollData = tileCollData.Clone();
if ((tileData & Tileset.k_TileFlag_FlipH) != 0)
{
tileCollData.FlipH();
}
if ((tileData & Tileset.k_TileFlag_FlipV) != 0)
{
tileCollData.FlipV();
}
if ((tileData & Tileset.k_TileFlag_Rot90) != 0)
{
tileCollData.Rot90();
}
}
isEmpty = false;
int neighborCollFlags = 0; // don't remove, even using neighborTileCollData, neighborTileCollData is not filled if tile is empty
bool isSurroundedByFullColliders = true;
Vector2[] neighborSegmentMinMax = new Vector2[4];
TileColliderData[] neighborTileCollData = new TileColliderData[4];
for (int i = 0; i < 4; ++i)
{
uint neighborTileData;
switch (i)
{
case 0: // Up Tile
neighborTileData = (tileIdx + m_width) < m_tileDataList.Count ?
m_tileDataList[tileIdx + m_width]
:
ParentTilemap.GetTileData(GridPosX + tx, GridPosY + ty + 1); break;
case 1: // Right Tile
neighborTileData = (tileIdx + 1) % m_width != 0 ? //(tileIdx + 1) < m_tileDataList.Count ?
m_tileDataList[tileIdx + 1]
:
ParentTilemap.GetTileData(GridPosX + tx + 1, GridPosY + ty); break;
case 2: // Down Tile
neighborTileData = tileIdx >= m_width ?
m_tileDataList[tileIdx - m_width]
:
ParentTilemap.GetTileData(GridPosX + tx, GridPosY + ty - 1); break;
case 3: // Left Tile
neighborTileData = tileIdx % m_width != 0 ? //neighborTileId = tileIdx >= 1 ?
m_tileDataList[tileIdx - 1]
:
ParentTilemap.GetTileData(GridPosX + tx - 1, GridPosY + ty); break;
default: neighborTileData = Tileset.k_TileData_Empty; break;
}
int neighborTileId = (int)(neighborTileData & Tileset.k_TileDataMask_TileId);
if (neighborTileId != Tileset.k_TileId_Empty)
{
Vector2 segmentMinMax;
TileColliderData neighborTileCollider;
neighborTileCollider = Tileset.Tiles[neighborTileId].collData;
if ((neighborTileData & (Tileset.k_TileFlag_FlipH | Tileset.k_TileFlag_FlipV | Tileset.k_TileFlag_Rot90)) != 0)
{
neighborTileCollider = neighborTileCollider.Clone();
if ((neighborTileData & Tileset.k_TileFlag_FlipH) != 0)
{
neighborTileCollider.FlipH();
}
if ((neighborTileData & Tileset.k_TileFlag_FlipV) != 0)
{
neighborTileCollider.FlipV();
}
if ((neighborTileData & Tileset.k_TileFlag_Rot90) != 0)
{
neighborTileCollider.Rot90();
}
}
neighborTileCollData[i] = neighborTileCollider;
isSurroundedByFullColliders &= (neighborTileCollider.type == eTileCollider.Full);
if (neighborTileCollider.type == eTileCollider.None)
{
segmentMinMax = new Vector2(float.MaxValue, float.MinValue); //NOTE: x will be min, y will be max
}
else if (neighborTileCollider.type == eTileCollider.Full)
{
segmentMinMax = new Vector2(0f, 1f); //NOTE: x will be min, y will be max
neighborCollFlags |= (1 << i);
}
else
{
segmentMinMax = new Vector2(float.MaxValue, float.MinValue); //NOTE: x will be min, y will be max
neighborCollFlags |= (1 << i);
for (int j = 0; j < neighborTileCollider.vertices.Length; ++j)
{
Vector2 v = neighborTileCollider.vertices[j];
{
if (i == 0 && v.y == 0 || i == 2 && v.y == 1) //Top || Bottom
{
if (v.x < segmentMinMax.x)
{
segmentMinMax.x = v.x;
}
if (v.x > segmentMinMax.y)
{
segmentMinMax.y = v.x;
}
}
else if (i == 1 && v.x == 0 || i == 3 && v.x == 1) //Right || Left
{
if (v.y < segmentMinMax.x)
{
segmentMinMax.x = v.y;
}
if (v.y > segmentMinMax.y)
{
segmentMinMax.y = v.y;
}
}
}
}
}
neighborSegmentMinMax[i] = segmentMinMax;
}
else
{
isSurroundedByFullColliders = false;
}
}
// Create Mesh Colliders
if (isSurroundedByFullColliders)
{
//Debug.Log(" Surrounded! " + tileIdx);
}
else
{
float px0 = tx * CellSize.x;
float py0 = ty * CellSize.y;
Vector2[] collVertices = tileCollData.type == eTileCollider.Full ? s_fullCollTileVertices : tileCollData.vertices;
for (int i = 0; i < collVertices.Length; ++i)
{
Vector2 s0 = collVertices[i];
Vector2 s1 = collVertices[i == (collVertices.Length - 1) ? 0 : i + 1];
// full collider optimization
if ((tileCollData.type == eTileCollider.Full) &&
(
(i == 0 && neighborTileCollData[3].type == eTileCollider.Full) || // left tile has collider
(i == 1 && neighborTileCollData[0].type == eTileCollider.Full) || // top tile has collider
(i == 2 && neighborTileCollData[1].type == eTileCollider.Full) || // right tile has collider
(i == 3 && neighborTileCollData[2].type == eTileCollider.Full) // bottom tile has collider
)
)
{
continue;
}
// polygon collider optimization
else // if( tileCollData.type == eTileCollider.Polygon ) Or Full colliders if neighbor is not Full as well
{
Vector2 n, m;
if (s0.y == 1f && s1.y == 1f) // top side
{
if ((neighborCollFlags & 0x1) != 0) // top tile has collider
{
n = neighborSegmentMinMax[0];
if (n.x < n.y && n.x <= s0.x && n.y >= s1.x)
{
continue;
}
}
}
else if (s0.x == 1f && s1.x == 1f) // right side
{
if ((neighborCollFlags & 0x2) != 0) // right tile has collider
{
n = neighborSegmentMinMax[1];
if (n.x < n.y && n.x <= s1.y && n.y >= s0.y)
{
continue;
}
}
}
else if (s0.y == 0f && s1.y == 0f) // bottom side
{
if ((neighborCollFlags & 0x4) != 0) // bottom tile has collider
{
n = neighborSegmentMinMax[2];
if (n.x < n.y && n.x <= s1.x && n.y >= s0.x)
{
continue;
}
}
}
else if (s0.x == 0f && s1.x == 0f) // left side
{
if ((neighborCollFlags & 0x8) != 0) // left tile has collider
{
n = neighborSegmentMinMax[3];
if (n.x < n.y && n.x <= s0.y && n.y >= s1.y)
{
continue;
}
}
}
else if (s0.y == 1f && s1.x == 1f) // top - right diagonal
{
if ((neighborCollFlags & 0x1) != 0 && (neighborCollFlags & 0x2) != 0)
{
n = neighborSegmentMinMax[0];
m = neighborSegmentMinMax[1];
if ((n.x < n.y && n.x <= s0.x && n.y == 1f) && (m.x < m.y && m.x <= s1.y && m.y == 1f))
{
continue;
}
}
}
else if (s0.x == 1f && s1.y == 0f) // right - bottom diagonal
{
if ((neighborCollFlags & 0x2) != 0 && (neighborCollFlags & 0x4) != 0)
{
n = neighborSegmentMinMax[1];
m = neighborSegmentMinMax[2];
if ((n.x < n.y && n.x == 0f && n.y >= s0.y) && (m.x < m.y && m.x <= s1.x && m.y == 1f))
{
continue;
}
}
}
else if (s0.y == 0f && s1.x == 0f) // bottom - left diagonal
{
if ((neighborCollFlags & 0x4) != 0 && (neighborCollFlags & 0x8) != 0)
{
n = neighborSegmentMinMax[2];
m = neighborSegmentMinMax[3];
if ((n.x < n.y && n.x == 0f && n.y >= s0.x) && (m.x < m.y && m.x == 0f && m.y >= s1.y))
{
continue;
}
}
}
else if (s0.x == 0f && s1.y == 1f) // left - top diagonal
{
if ((neighborCollFlags & 0x8) != 0 && (neighborCollFlags & 0x1) != 0)
{
n = neighborSegmentMinMax[3];
m = neighborSegmentMinMax[0];
if ((n.x < n.y && n.x <= s0.y && n.y == 1f) && (m.x < m.y && m.x == 0f && m.y >= s1.x))
{
continue;
}
}
}
}
// Update s0 and s1 to world positions
s0.x = px0 + CellSize.x * s0.x; s0.y = py0 + CellSize.y * s0.y;
s1.x = px0 + CellSize.x * s1.x; s1.y = py0 + CellSize.y * s1.y;
if (ParentTilemap.ColliderType == eColliderType._3D)
{
int collVertexIdx = m_meshCollVertices.Count;
m_meshCollVertices.Add(new Vector3(s0.x, s0.y, -halvedCollDepth));
m_meshCollVertices.Add(new Vector3(s0.x, s0.y, halvedCollDepth));
m_meshCollVertices.Add(new Vector3(s1.x, s1.y, halvedCollDepth));
m_meshCollVertices.Add(new Vector3(s1.x, s1.y, -halvedCollDepth));
m_meshCollTriangles.Add(collVertexIdx + 0);
m_meshCollTriangles.Add(collVertexIdx + 1);
m_meshCollTriangles.Add(collVertexIdx + 2);
m_meshCollTriangles.Add(collVertexIdx + 2);
m_meshCollTriangles.Add(collVertexIdx + 3);
m_meshCollTriangles.Add(collVertexIdx + 0);
}
else //if( ParentTilemap.ColliderType == eColliderType._2D )
{
int linkedSegments = 0;
int segmentIdxToMerge = -1;
for (int edgeIdx = openEdges.Count - 1; edgeIdx >= 0 && linkedSegments < 2; --edgeIdx)
{
LinkedList <Vector2> edgeSegments = openEdges[edgeIdx];
if (edgeSegments.First.Value == edgeSegments.Last.Value)
{
continue; //skip closed edges
}
if (edgeSegments.Last.Value == s0)
{
if (segmentIdxToMerge >= 0)
{
if (s0 == openEdges[segmentIdxToMerge].First.Value)
{
openEdges[segmentIdxToMerge].RemoveFirst();
}
else
{
openEdges[segmentIdxToMerge].RemoveLast();
}
openEdges[edgeIdx] = new LinkedList <Vector2>(edgeSegments.Concat(openEdges[segmentIdxToMerge]));
openEdges.RemoveAt(segmentIdxToMerge);
}
else
{
segmentIdxToMerge = edgeIdx;
edgeSegments.AddLast(s1);
}
++linkedSegments;
}
else if (edgeSegments.Last.Value == s1)
{
if (segmentIdxToMerge >= 0)
{
if (s1 == openEdges[segmentIdxToMerge].First.Value)
{
openEdges[segmentIdxToMerge].RemoveFirst();
}
else
{
openEdges[segmentIdxToMerge].RemoveLast();
}
openEdges[edgeIdx] = new LinkedList <Vector2>(edgeSegments.Concat(openEdges[segmentIdxToMerge]));
openEdges.RemoveAt(segmentIdxToMerge);
}
else
{
segmentIdxToMerge = edgeIdx;
edgeSegments.AddLast(s0);
}
++linkedSegments;
}
else if (edgeSegments.First.Value == s0)
{
if (segmentIdxToMerge >= 0)
{
if (s0 == openEdges[segmentIdxToMerge].First.Value)
{
openEdges[segmentIdxToMerge].RemoveFirst();
}
else
{
openEdges[segmentIdxToMerge].RemoveLast();
}
openEdges[segmentIdxToMerge] = new LinkedList <Vector2>(openEdges[segmentIdxToMerge].Concat(edgeSegments));
openEdges.RemoveAt(edgeIdx);
}
else
{
segmentIdxToMerge = edgeIdx;
edgeSegments.AddFirst(s1);
}
++linkedSegments;
}
else if (edgeSegments.First.Value == s1)
{
if (segmentIdxToMerge >= 0)
{
if (s1 == openEdges[segmentIdxToMerge].First.Value)
{
openEdges[segmentIdxToMerge].RemoveFirst();
}
else
{
openEdges[segmentIdxToMerge].RemoveLast();
}
openEdges[segmentIdxToMerge] = new LinkedList <Vector2>(openEdges[segmentIdxToMerge].Concat(edgeSegments));
openEdges.RemoveAt(edgeIdx);
}
else
{
segmentIdxToMerge = edgeIdx;
edgeSegments.AddFirst(s0);
}
++linkedSegments;
}
}
if (linkedSegments == 0)
{
LinkedList <Vector2> newEdge = new LinkedList <Vector2>();
newEdge.AddFirst(s0);
newEdge.AddLast(s1);
openEdges.Add(newEdge);
}
}
}
}
}
}
}
}
}
if (ParentTilemap.ColliderType == eColliderType._2D)
{
//+++ Process Edges
//(NOTE: this was added to fix issues related with lighting, otherwise leave this commented)
{
// Remove vertex inside a line
RemoveRedundantVertices(openEdges);
// Split segments (NOTE: This is not working with polygon colliders)
/*/ commented unless necessary for performance reasons
* if (ParentTilemap.Collider2DType == e2DColliderType.EdgeCollider2D)
* {
* openEdges = SplitSegments(openEdges);
* }
* //*/
}
//---
//Create Edges
for (int i = 0; i < openEdges.Count; ++i)
{
LinkedList <Vector2> edgeSegments = openEdges[i];
bool reuseCollider = i < aColliders2D.Length;
Collider2D collider2D = reuseCollider ? (Collider2D)aColliders2D[i] : (Collider2D)gameObject.AddComponent(collider2DType);
collider2D.enabled = true;
collider2D.isTrigger = ParentTilemap.IsTrigger;
if (ParentTilemap.Collider2DType == e2DColliderType.EdgeCollider2D)
{
((EdgeCollider2D)collider2D).points = edgeSegments.ToArray();
}
else
{
((PolygonCollider2D)collider2D).points = edgeSegments.ToArray();
}
}
//Destroy unused edge colliders
for (int i = openEdges.Count; i < aColliders2D.Length; ++i)
{
if (!s_isOnValidate)
{
DestroyImmediate(aColliders2D[i]);
}
else
{
((Collider2D)aColliders2D[i]).enabled = false;
}
}
}
return(!isEmpty);
}
