private void UpdateChunkMesh()
{
positionsList.Clear();
directionList.Clear();
for (int i = 0; i < test; i++)
{
positionsList.AddRange(chunkFace[i].Update(viewerPosition));
directionList.AddRange(chunkFace[i].GetDirectionList());
}
viewedChunkCoord = positionsList.ToArray();
directionArray = directionList.ToArray();
if (viewedChunkCoord.Length > 0)
{
drawMesh.UpdateData(positionsList.Count, viewedChunkCoord, directionArray);
}
}
public Chunk(float scale, int chunkSize, Material instanceMaterial, Transform viewer)
{
directions = new Vector3[] { new Vector3(-1, 0, 0), new Vector3(1, 0, 0), new Vector3(0, 1, 0), new Vector3(0, -1, 0), new Vector3(0, 0, 1), new Vector3(0, 0, -1) };
directionsY = new Vector3[] { new Vector3(0, 1, 0), new Vector3(0, 1, 0), new Vector3(0, 0, 1), new Vector3(0, 0, 1), new Vector3(1, 0, 0), new Vector3(1, 0, 0) };
Vector3 axisA = new Vector3(directions[0].y, directions[0].z, directions[0].x);
Vector3 axisB = Vector3.Cross(directions[0], axisA);
this.scale = scale;
this.chunkSize = chunkSize;
this.viewer = viewer;
planetRadius = (chunkSize - 1) * scale / 2;
viewerPosition = viewer.position;
chunkFace = new ChunkFace[6];
chunkFace[0] = new ChunkFace(null, new Vector3(0, 0, planetRadius), this.scale, (chunkSize - 1), viewerPosition, directions[0], directionsY[0]);
chunkFace[1] = new ChunkFace(null, new Vector3(0, 0, -planetRadius), this.scale, (chunkSize - 1), viewerPosition, directions[1], directionsY[1]);
chunkFace[2] = new ChunkFace(null, new Vector3(planetRadius, 0, 0), this.scale, (chunkSize - 1), viewerPosition, directions[2], directionsY[2]);
chunkFace[3] = new ChunkFace(null, new Vector3(-planetRadius, 0, 0), this.scale, (chunkSize - 1), viewerPosition, directions[3], directionsY[3]);
chunkFace[4] = new ChunkFace(null, new Vector3(0, planetRadius, 0), this.scale, (chunkSize - 1), viewerPosition, directions[4], directionsY[4]);
chunkFace[5] = new ChunkFace(null, new Vector3(0, -planetRadius, 0), this.scale, (chunkSize - 1), viewerPosition, directions[5], directionsY[5]);
meshData = MeshGenerator.GenerateTerrainMesh(chunkSize);
meshData.CreateMesh();
drawMesh = new DrawMesh(meshData.GetMesh(), instanceMaterial);
for (int i = 0; i < test; i++)
{
positionsList.AddRange(chunkFace[i].GetPositionList());
directionList.AddRange(chunkFace[i].GetDirectionList());
}
viewedChunkCoord = positionsList.ToArray();
directionArray = directionList.ToArray();
drawMesh.UpdateData(positionsList.Count, viewedChunkCoord, directionArray);
// UpdateChunkMesh();
}
