void SetupMesh()
{
for (int i = 0; i < 6; i++)
{
PlanetFace face = faces[i];
bool renderIt = toRender.HasFlag((Faces)(1 << i));
face.meshFilter.sharedMesh = renderIt ? GenerateFaceMesh(directions[i], nbSegments) : null;
face.meshCollider.sharedMesh = renderIt && !designMode?GenerateFaceMesh(directions[i], Mathf.CeilToInt(colliderPrecision *nbSegments)) : null;
face.GetComponent <MeshRenderer>().sharedMaterial = coloursSettings.planetMaterial;
colourGenerator.UpdateElevation(elevationMinMax);
}
}
/// <summary>
/// Generate mesh data for each visible face on a block
/// </summary>
void GenerateBlock(int x, int y, int z, List <Vector3> vertices, List <Vector2> uvs, List <int> triangles)
{
Vector3 origin = new Vector3(x, y, z) * CubeWorld.CUBE_SIZE;
Faces faces = blocks[GetBlockIdx(x, y, z)].visibleFaces;
var blockType = GetBlockType(x, y, z);
//top face
if (faces.HasFlag(Faces.TOP))
{
var idxStart = vertices.Count;
vertices.Add(new Vector3(0, 1, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 1, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 1, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 1, 1) * CubeWorld.CUBE_SIZE + origin);
FillUVs(uvs, BlockRegistry.GetTextureIndex(blockType, Faces.TOP));
triangles.AddRange(CreateTriangles(idxStart));
}
//bottom face
if (faces.HasFlag(Faces.BOTTOM))
{
var idxStart = vertices.Count;
vertices.Add(new Vector3(0, 0, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 0, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 0, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 0, 1) * CubeWorld.CUBE_SIZE + origin);
FillUVs(uvs, BlockRegistry.GetTextureIndex(blockType, Faces.BOTTOM));
triangles.AddRange(CreateTriangles(idxStart));
}
//left face
if (faces.HasFlag(Faces.LEFT))
{
var idxStart = vertices.Count;
vertices.Add(new Vector3(0, 0, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 0, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 1, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 1, 0) * CubeWorld.CUBE_SIZE + origin);
FillUVs(uvs, BlockRegistry.GetTextureIndex(blockType, Faces.LEFT));
triangles.AddRange(CreateTriangles(idxStart));
}
//right face
if (faces.HasFlag(Faces.RIGHT))
{
var idxStart = vertices.Count;
vertices.Add(new Vector3(1, 0, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 0, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 1, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 1, 1) * CubeWorld.CUBE_SIZE + origin);
FillUVs(uvs, BlockRegistry.GetTextureIndex(blockType, Faces.RIGHT));
triangles.AddRange(CreateTriangles(idxStart));
}
//front face
if (faces.HasFlag(Faces.FRONT))
{
var idxStart = vertices.Count;
vertices.Add(new Vector3(0, 0, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 0, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 1, 0) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 1, 0) * CubeWorld.CUBE_SIZE + origin);
FillUVs(uvs, BlockRegistry.GetTextureIndex(blockType, Faces.FRONT));
triangles.AddRange(CreateTriangles(idxStart));
}
//back face
if (faces.HasFlag(Faces.BACK))
{
var idxStart = vertices.Count;
vertices.Add(new Vector3(1, 0, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 0, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(1, 1, 1) * CubeWorld.CUBE_SIZE + origin);
vertices.Add(new Vector3(0, 1, 1) * CubeWorld.CUBE_SIZE + origin);
FillUVs(uvs, BlockRegistry.GetTextureIndex(blockType, Faces.BACK));
triangles.AddRange(CreateTriangles(idxStart));
}
}