public void CreateMapWithGrid(int[,] grid)
{
if (_tileRenderer == null)
{
this.Awake();
}
else
{
this.Clear();
}
for (int x = 0; x < grid.GetLength(0); ++x)
{
for (int y = 0; y < grid.GetLength(1); ++y)
{
string prefabKey = TilingHelper.GetTileType(TilingHelper.GetNeighbors(grid, x, y, _tileRenderer.OffMapIsFilled));
if (_geometryPrefabs.ContainsKey(prefabKey))
{
GameObject prefab = _geometryPrefabs[prefabKey];
IntegerVector intPosition = _tileRenderer.PositionForTile(x, y);
Vector3 position = new Vector3(intPosition.X, intPosition.Y, 0);
GameObject geom = Instantiate(prefab, Vector3.zero, Quaternion.identity) as GameObject;
geom.transform.parent = this.transform;
geom.transform.localPosition = position;
}
}
}
}
private void createMapUsingMesh(int[,] grid)
{
float originX = this.transform.position.x;
float originY = this.transform.position.y;
float originZ = this.transform.position.z;
int numTiles = this.Width * this.Height;
int numTriangles = numTiles * 2;
// Generate mesh data
List <Vector3> vertices = new List <Vector3>();
List <Vector3> normals = new List <Vector3>();
List <Vector2> uvs = new List <Vector2>();
int[] triangles = new int[numTriangles * 3]; // Clockwise order of vertices within triangles (for correct render direction)
for (int y = 0; y < this.Height; ++y)
{
for (int x = 0; x < this.Width; ++x)
{
int tileIndex = this.Width * y + x;
int triangleIndex = tileIndex * 2 * 3;
// Create 4 verts
Vector3 bottomLeft = new Vector3(originX + x * this.TileRenderSize, originY + y * this.TileRenderSize, originZ);
Vector3 bottomRight = new Vector3(bottomLeft.x + this.TileRenderSize, bottomLeft.y, originZ);
Vector3 topLeft = new Vector3(bottomLeft.x, bottomLeft.y + this.TileRenderSize, originZ);
Vector3 topRight = new Vector3(bottomRight.x, topLeft.y, originZ);
// Indices of verts
int bottomLeftVert = vertices.Count;
int bottomRightVert = bottomLeftVert + 1;
int topLeftVert = bottomRightVert + 1;
int topRightVert = topLeftVert + 1;
// Assign vert indices to triangles
triangles[triangleIndex] = topLeftVert;
triangles[triangleIndex + 1] = bottomRightVert;
triangles[triangleIndex + 2] = bottomLeftVert;
triangles[triangleIndex + 3] = topLeftVert;
triangles[triangleIndex + 4] = topRightVert;
triangles[triangleIndex + 5] = bottomRightVert;
// Handle UVs
Vector2[] spriteUVs = _sprites[TilingHelper.GetTileType(TilingHelper.GetNeighbors(grid, x, y, this.OffMapIsFilled))].uv;
Vector2 bottomLeftUV = spriteUVs[0];
Vector2 bottomRightUV = spriteUVs[1];
Vector2 topLeftUV = spriteUVs[2];
Vector2 topRightUV = spriteUVs[3];
// Add vertices and vertex data to mesh data
vertices.Add(bottomLeft);
vertices.Add(bottomRight);
vertices.Add(topLeft);
vertices.Add(topRight);
normals.Add(Vector3.up);
normals.Add(Vector3.up);
normals.Add(Vector3.up);
normals.Add(Vector3.up);
uvs.Add(bottomLeftUV);
uvs.Add(bottomRightUV);
uvs.Add(topLeftUV);
uvs.Add(topRightUV);
}
}
// Populate a mesh
Mesh mesh = new Mesh();
mesh.vertices = vertices.ToArray();
mesh.normals = normals.ToArray();
mesh.uv = uvs.ToArray();
mesh.triangles = triangles;
// Assign mesh to behaviors
this.GetComponent <MeshFilter>().mesh = mesh;
this.renderer.material.mainTexture = this.Atlas;
}