void Start()
{
instance = this;
// Init test node
InitTestNode();
// Init grid
SpawnAround(CreateGrid(startX, startZ, Vector3.zero, testNode));
}
public void UpdateMesh(PiratesOnlineNode node)
{
// Fast path if we only have one atlas
if (node.Atlases.Length == 1)
{
// Use 0 submeshes
mesh.subMeshCount = 0;
// Set uv and triangles for the whole mesh
mesh.uv = gridTexcoords;
mesh.triangles = gridTriangles;
// Set renderer material
renderer.materials = new Material[1] {
PiratesOnlineHexagonWorld.GetAtlasMaterial(node.Atlases[0].Atlas)
};
// TODO: Calculate UV coords
}
// Slower path for two or more atlases
else
{
// First, create triangle arrays for all sub atlases
for (int i = 0; i < node.Atlases.Length; ++i)
{
node.Atlases[i].AssignedTiles = 0;
node.Atlases[i].Triangles = new int[node.Atlases[i].Tiles * PiratesOnlineConstants.IndicesPerHexagon];
}
// Secondly, setup triangle indices and uv coords
for (int i = 0; i < PiratesOnlineConstants.GridTiles; ++i)
{
byte subAtlas = node.Tiles[i].SubAtlas;
PiratesOnlineNode.SubAtlas atlas = node.Atlases[subAtlas];
// Copy indices into the triangle list of this sub-mesh
for (int t = 0; t < PiratesOnlineConstants.IndicesPerHexagon; ++t)
{
atlas.Triangles[(atlas.AssignedTiles * PiratesOnlineConstants.IndicesPerHexagon) + t]
= (i * PiratesOnlineConstants.VerticesPerHexagon) + PiratesOnlineHexagon.Indices[t];
}
// TODO: Calculate UV coords
// Increase amount of assigned tiles by 1
node.Atlases[subAtlas].AssignedTiles += (byte)1;
}
// Third, set uv coordinates on mesh and assign submesh count
mesh.uv = uv;
mesh.subMeshCount = node.Atlases.Length;
// Also create materials array
Material[] materials = new Material[node.Atlases.Length];
// Fourth, set sub mesh triangles and create shared materials array
for (int i = 0; i < node.Atlases.Length; ++i)
{
// Set sub mesh triangles
mesh.SetTriangles(node.Atlases[i].Triangles, i);
// Clear triangles array
node.Atlases[i].Triangles = null;
// Set material in materials array
materials[i] = PiratesOnlineHexagonWorld.GetAtlasMaterial(node.Atlases[i].Atlas);
}
// Last, assign shared materials to renderer
renderer.sharedMaterials = materials;
}
}
void Start()
{
instance = this;
// Init test node
InitTestNode();
// Init grid
SpawnAround(CreateGrid(startX, startZ, Vector3.zero, testNode));
}
