public PngFile()
{
Header = new IHDR();
FileMagic = new Magic(new byte[] { 137, 80, 78, 71, 13, 10, 26, 10 });
Data = new PolyChunk();
Data.RegisterType(typeof(PLTE));
Data.RegisterType(typeof(gAMA));
Data.RegisterType(typeof(pHYs));
Data.RegisterType(typeof(tEXt));
Data.RegisterType(typeof(IDAT));
Data.RegisterType(typeof(IEND));
Data.FallbackType = typeof(Unknown);
}
protected override void SetChunk(PolyChunk chunk, List <List <Vector3> > chunkList, Vector2 min, Vector2 max, Vector3 pos)
{
chunk.Init(chunkList, min, max, pos, true);
}
protected virtual void SetChunk(PolyChunk chunk, List <List <Vector3> > chunkList, Vector2 min, Vector2 max, Vector3 pos)
{
chunk.Init(chunkList, min, max, pos, false);
}
public void GenerateSplitTerrain()
{
while (lstMeshObj.Count > 0)
{
GameObject obj = lstMeshObj[0];
lstMeshObj.RemoveAt(0);
DestroyImmediate(obj);
}
lstMeshFilt.Clear();
lstMeshRend.Clear();
// Set up ranges for each square
List <List <Vector4> > lstSquares = new List <List <Vector4> >();
// float prevx = 0f;
// float prevy = 0f;
int tmpNumPointsX = (int)vNumPoints.x;
int tmpNumPointsY = (int)vNumPoints.y;
int xMult = tmpNumPointsX / iSplitAxisCount;
int yMult = tmpNumPointsY / iSplitAxisCount;
for (int x = 0; x < iSplitAxisCount; x++)
{
lstSquares.Add(new List <Vector4>());
//Debug.Log("Range - " + lstSquares[x][0]);
for (int y = 0; y < iSplitAxisCount; y++)
{
Vector2 xRange = new Vector2(0f, 0f);
Vector2 yRange = new Vector2(0f, 0f);
xRange.x = xMult * x;
if (x >= (iSplitAxisCount - 1))
{
// Debug.Log(x + ", " + y + " X");
xRange.y = tmpNumPointsX - 1;
xRange.x -= 1;
}
else
{
xRange.y = xMult * (x + 1);
//prevx = xRange.y;
}
yRange.x = yMult * y;
if (y >= (iSplitAxisCount - 1))
{
// Debug.Log(x + ", " + y + " Y");
yRange.y = tmpNumPointsY - 1;
yRange.x -= 1;
}
else
{
yRange.y = yMult * (y + 1);
//prevy = yRange.y;
}
lstSquares[x].Add(new Vector4((int)xRange.x, (int)xRange.y, (int)yRange.x, (int)yRange.y));
}
}
// Create meshes for each square
for (int sqX = 0; sqX < iSplitAxisCount; sqX++)
{
for (int sqY = 0; sqY < iSplitAxisCount; sqY++)
{
int maxX = (int)lstSquares[sqX][sqY].y;
int minX = (int)lstSquares[sqX][sqY].x;
int maxY = (int)lstSquares[sqX][sqY].w;
int minY = (int)lstSquares[sqX][sqY].z;
int numPointsX = 1 + maxX - minX;
int numPointsY = 1 + maxY - minY;
Vector3[] vertices = new Vector3[((numPointsX * numPointsY)) + 0];
Vector2[] uvs = new Vector2[vertices.Length];
int[] triangles = new int[(((numPointsX - 1) * (numPointsY - 1)) * 2 * 3) + 0];
List <List <Vector3> > tmpChunkList = new List <List <Vector3> >();
int currTri = 0;
int currVert = 0;
GameObject gMeshObj = new GameObject();
PolyChunk chunk = gMeshObj.AddComponent <PolyChunk>();
gMeshObj.transform.parent = this.transform;
gMeshObj.transform.localPosition = Vector3.zero;
gMeshObj.transform.localScale = Vector3.one;
gMeshObj.transform.rotation = this.transform.rotation;
gMeshObj.transform.name = "Poly Terrain " + lstMeshObj.Count.ToString();
gMeshObj.layer = this.gameObject.layer;
MeshFilter tmpFilt = gMeshObj.AddComponent <MeshFilter>();
MeshRenderer tmpRend = gMeshObj.AddComponent <MeshRenderer>();
MeshCollider tmpCol = gMeshObj.AddComponent <MeshCollider>();
tmpRend.sharedMaterial = meshRenderer.sharedMaterial;
Mesh tmpMesh = new Mesh();
tmpMesh.name = gMeshObj.transform.name + " MESH";
// Create mesh
for (int x = 0; x < numPointsX; x++) // Generate mesh
{
tmpChunkList.Add(new List <Vector3>());
for (int y = 0; y < numPointsY; y++)
{
if (bEditor)
{
vertices[(y * numPointsX) + x] = lstPoints[x + minX][y + minY].transform.localPosition;
}
else
{
vertices[(y * numPointsX) + x] = lstVPoints[x + (minX)][y + (minY)];
tmpChunkList[x].Add(lstVPoints[x + (minX)][y + (minY)]);
}
uvs[(y * numPointsX) + x].x = x / (numPointsX - 10);
uvs[(y * numPointsX) + x].y = y / (numPointsY - 10);
if ((x < (numPointsX - 1)) && (y < (numPointsY - 1)))
{
triangles[currTri + 0] = numPointsX + currVert;
triangles[currTri + 1] = currVert + 1;
triangles[currTri + 2] = currVert;
triangles[currTri + 3] = numPointsX + currVert;
triangles[currTri + 4] = numPointsX + currVert + 1;
triangles[currTri + 5] = currVert + 1;
currTri += 6;
}
currVert++;
}
}
tmpMesh.vertices = vertices;
tmpMesh.triangles = triangles;
tmpMesh.uv = uvs;
tmpMesh.RecalculateBounds();
tmpMesh.RecalculateNormals();
tmpFilt.sharedMesh = tmpMesh;
tmpCol.sharedMesh = tmpMesh;
// chunk.Init(tmpChunkList, new Vector2(minX, minY), new Vector2(maxX, maxY), this.transform.position, false);
SetChunk(chunk, tmpChunkList, new Vector2(minX, minY), new Vector2(maxX, maxY), this.transform.position);
lstMeshObj.Add(gMeshObj);
}
}
}
