/// <summary>
/// Creates a new block with a specified color value index
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="z"></param>
/// <param name="color"></param>
public static void AddCube(int x, int y, int z, int color)
{
if (Singleton == null)
{
return;
}
int chunkX = Mathf.FloorToInt(x / 16f);
int chunkY = Mathf.FloorToInt(y / 16f);
int chunkZ = Mathf.FloorToInt(z / 16f);
int chunkKey = Singleton.Vector3ToInt(chunkX, chunkY, chunkZ);
ChunkController chunk = Singleton.GetChunkByBlock(x, y, z);
if (chunk == null)
{
chunk = Singleton.CreateChunk(chunkX, chunkY, chunkZ);
Singleton.chunks.Add(chunkKey, chunk);
}
int paletteWidth = ColorPaletteManager.GetPaletteWidth();
int colorX = color % paletteWidth;
int colorY = Mathf.FloorToInt(color / paletteWidth);
chunk.AddCube(Mathf.Abs(x - chunkX * 16), Mathf.Abs(y - chunkY * 16), Mathf.Abs(z - chunkZ * 16), colorX, colorY);
}
public void UpdateMesh()
{
mesh.Clear();
meshManipulation.Clear();
var controllerPosition = transform.position;
foreach (var blockData in blocks.Values)
{
int x = blockData.x - (int)controllerPosition.x;
int y = blockData.y - (int)controllerPosition.y;
int z = blockData.z - (int)controllerPosition.z;
List <Vector3> faces = new List <Vector3>();
if (!DoesCubeExist(x, y, z + 1))
{
faces.Add(Vector3.forward);
}
if (!DoesCubeExist(x, y, z - 1))
{
faces.Add(Vector3.back);
}
if (!DoesCubeExist(x + 1, y, z))
{
faces.Add(Vector3.right);
}
if (!DoesCubeExist(x - 1, y, z))
{
faces.Add(Vector3.left);
}
if (!DoesCubeExist(x, y + 1, z))
{
faces.Add(Vector3.up);
}
if (!DoesCubeExist(x, y - 1, z))
{
faces.Add(Vector3.down);
}
int paletteWidth = ColorPaletteManager.GetPaletteWidth();
meshManipulation.AddCubeQuads(new Vector3(x, y, z), faces.ToArray(), blockData.color % paletteWidth, Mathf.FloorToInt(blockData.color / (float)paletteWidth) + 1);
}
mesh.vertices = meshManipulation.GetVerticesArray();
mesh.SetTriangles(meshManipulation.GetTrianglesArray(), 0);
mesh.uv = meshManipulation.GetUVsArray();
mesh.RecalculateNormals();
mesh.RecalculateBounds();
meshCollider.enabled = false;
meshCollider.enabled = true;
}
public void AddCube(int x, int y, int z, int uvTileX, int uvTileY)
{
if (x < 0 || x >= modelData.GetLength(0) || y < 0 || y >= modelData.GetLength(1) || z < 0 || z >= modelData.GetLength(2))
{
return;
}
modelData[x, y, z] = uvTileX + uvTileY * ColorPaletteManager.GetPaletteWidth();
cubesCount++;
UpdateAdjacentChunk(x, y, z);
UpdateMesh();
}
private void Awake()
{
Singleton = this;
var texture = currentPalette.texture;
paletteWidth = texture.width;
paletteHeight = texture.height;
HashSet <PaletteColor> uniqueColors = new HashSet <PaletteColor>();
for (int y = 0; y < texture.height; y++)
{
for (int x = 0; x < texture.width; x++)
{
var color = texture.GetPixel(x, y);
uniqueColors.Add(new PaletteColor(x, y, color.r, color.g, color.b));
}
}
colors = uniqueColors.ToArray();
}
private void Update()
{
if (EventSystem.current.IsPointerOverGameObject())
{
return;
}
var currentTool = GetCurrentTool();
if (currentTool == Tool.Select)
{
if (Input.GetKeyDown(KeyCode.Mouse0))
{
RaycastHit hit;
var ray = camera.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit))
{
int x = Mathf.FloorToInt(hit.point.x + hit.normal.x / -2);
int y = Mathf.FloorToInt(hit.point.y + hit.normal.y / -2);
int z = Mathf.FloorToInt(hit.point.z + hit.normal.z / -2);
if (ModelManager.GetCube(x, y, z) && !CubeSelectionController.DoesCubeExist(x, y, z) && TransformController.GetSelectedTranformComponents() == 0)
{
int color = ModelManager.GetCubeColor(x, y, z);
//CubeSelectionController.ResetCubePositions();
CubeSelectionController.AddCube(x, y, z, color);
ModelManager.RemoveCube(x, y, z);
TransformController.UpdateVisibleTools();
}
}
else
{
var controllerPosition = CubeSelectionController.GetPosition();
foreach (var cube in CubeSelectionController.GetAllCubes())
{
ModelManager.AddCube(cube.x + (int)controllerPosition.x, cube.y + (int)controllerPosition.y, cube.z + (int)controllerPosition.z, cube.color);
}
CubeSelectionController.Clear();
CubeSelectionController.ResetPosition();
TransformController.UpdateVisibleTools();
}
}
}
else if (currentTool == Tool.Create)
{
if (Input.GetKey(KeyCode.Mouse0) && Input.GetKey(KeyCode.LeftShift) && Time.time - lastRapidTool > 0.15f)
{
lastRapidTool = Time.time;
RaycastHit hit;
var ray = camera.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit))
{
int x = Mathf.FloorToInt(hit.point.x + hit.normal.x / 2);
int y = Mathf.FloorToInt(hit.point.y + hit.normal.y / 2);
int z = Mathf.FloorToInt(hit.point.z + hit.normal.z / 2);
ModelManager.AddCube(x, y, z);
UndoManager.AddAction(new CreateBlockAction(x, y, z, ColorpickerController.GetClosestColor().GetAsIndex()));
}
}
else if (Input.GetKeyDown(KeyCode.Mouse0))
{
RaycastHit hit;
var ray = camera.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit))
{
int x = Mathf.FloorToInt(hit.point.x + hit.normal.x / 2);
int y = Mathf.FloorToInt(hit.point.y + hit.normal.y / 2);
int z = Mathf.FloorToInt(hit.point.z + hit.normal.z / 2);
ModelManager.AddCube(x, y, z);
UndoManager.AddAction(new CreateBlockAction(x, y, z, ColorpickerController.GetClosestColor().GetAsIndex()));
}
else
{
var point = ray.GetPoint(5);
int x = Mathf.FloorToInt(point.x);
int y = Mathf.FloorToInt(point.y);
int z = Mathf.FloorToInt(point.z);
ModelManager.AddCube(x, y, z);
UndoManager.AddAction(new CreateBlockAction(x, y, z, ColorpickerController.GetClosestColor().GetAsIndex()));
}
}
}
else if (currentTool == Tool.Destroy)
{
if (Input.GetKey(KeyCode.Mouse0) && Input.GetKey(KeyCode.LeftShift) && Time.time - lastRapidTool > 0.15f)
{
lastRapidTool = Time.time;
RaycastHit hit;
var ray = camera.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit))
{
int x = Mathf.FloorToInt(hit.point.x + hit.normal.x / -2);
int y = Mathf.FloorToInt(hit.point.y + hit.normal.y / -2);
int z = Mathf.FloorToInt(hit.point.z + hit.normal.z / -2);
int color = ModelManager.GetCubeColor(x, y, z);
ModelManager.RemoveCube(x, y, z);
UndoManager.AddAction(new RemoveBlockAction(x, y, z, color));
}
}
else if (Input.GetKeyDown(KeyCode.Mouse0))
{
RaycastHit hit;
var ray = camera.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit))
{
int x = Mathf.FloorToInt(hit.point.x + hit.normal.x / -2);
int y = Mathf.FloorToInt(hit.point.y + hit.normal.y / -2);
int z = Mathf.FloorToInt(hit.point.z + hit.normal.z / -2);
int color = ModelManager.GetCubeColor(x, y, z);
ModelManager.RemoveCube(x, y, z);
UndoManager.AddAction(new RemoveBlockAction(x, y, z, color));
}
}
}
else if (currentTool == Tool.Paint)
{
if (Input.GetKey(KeyCode.Mouse0))
{
RaycastHit hit;
var ray = camera.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit))
{
int x = Mathf.FloorToInt(hit.point.x + hit.normal.x / -2);
int y = Mathf.FloorToInt(hit.point.y + hit.normal.y / -2);
int z = Mathf.FloorToInt(hit.point.z + hit.normal.z / -2);
int color = ModelManager.GetCubeColor(x, y, z);
int colorpickerValue = ColorpickerController.GetClosestColor().GetAsIndex();
if (color != colorpickerValue)
{
UndoManager.AddAction(new PaintBlockAction(x, y, z, color, ColorpickerController.GetClosestColor().GetAsIndex()));
ModelManager.AddCube(x, y, z);
}
}
}
}
else if (currentTool == Tool.Colorpicker)
{
if (Input.GetKeyDown(KeyCode.Mouse0))
{
RaycastHit hit;
var ray = camera.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(ray, out hit))
{
int x = Mathf.FloorToInt(hit.point.x + hit.normal.x / -2);
int y = Mathf.FloorToInt(hit.point.y + hit.normal.y / -2);
int z = Mathf.FloorToInt(hit.point.z + hit.normal.z / -2);
int color = ModelManager.GetCubeColor(x, y, z);
int paletteWidth = ColorPaletteManager.GetPaletteWidth();
ColorpickerController.SetColor(color % paletteWidth, Mathf.FloorToInt(color / paletteWidth));
}
}
}
if (Input.GetKeyDown(KeyCode.Mouse1))
{
CursorController.AddUser("mainLook");
isLooking = true;
}
if (Input.GetKeyUp(KeyCode.Mouse1))
{
CursorController.RemoveUser("mainLook");
isLooking = false;
}
if (Input.GetKeyDown(KeyCode.LeftShift))
{
movementSpeed = 0.35f;
}
if (Input.GetKeyUp(KeyCode.LeftShift))
{
movementSpeed = 0.175f;
}
}
private static void ExportObj(string path, Mesh mesh)
{
var meshName = Path.GetFileNameWithoutExtension(path).Replace(" ", "");
Vector3 minVertex = Vector3.positiveInfinity;
Vector3 maxVertex = Vector3.negativeInfinity;
//we calculate the min and max vertices so that later on we can centerize the mesh
foreach (var vertex in mesh.vertices)
{
if (vertex.x < minVertex.x)
{
minVertex.x = vertex.x;
}
if (vertex.y < minVertex.y)
{
minVertex.y = vertex.y;
}
if (vertex.z < minVertex.z)
{
minVertex.z = vertex.z;
}
if (vertex.x > maxVertex.x)
{
maxVertex.x = vertex.x;
}
if (vertex.y > maxVertex.y)
{
maxVertex.y = vertex.y;
}
if (vertex.z > maxVertex.z)
{
maxVertex.z = vertex.z;
}
}
string data = "";
data += $"mtllib ./{Path.GetFileNameWithoutExtension(path)}.mtl\n";
data += $"o {meshName}\n";
data += $"\n";
data += $"g {meshName}\n";
data += $"\n";
List <Vector3> distinctVertices = new List <Vector3>();
//a map which links the old vertice's positions to the new ones
Dictionary <int, int> verticesMap = new Dictionary <int, int>();
for (int i = 0; i < mesh.vertexCount; i++)
{
var vertex = mesh.vertices[i];
int distinctIndex = distinctVertices.IndexOf(vertex);
if (distinctIndex == -1)
{
verticesMap[i] = distinctVertices.Count;
distinctVertices.Add(vertex);
data += $"v {vertex.x - (minVertex.x + maxVertex.x) / 2} {vertex.y - (minVertex.y + maxVertex.y) / 2} {vertex.z - (minVertex.z + maxVertex.z) / 2}\n";
}
else
{
verticesMap[i] = distinctIndex;
}
}
data += $"\n";
List <Vector2> distinctUvs = new List <Vector2>();
Dictionary <int, int> uvsMap = new Dictionary <int, int>();
for (int i = 0; i < mesh.uv.Length; i++)
{
var uv = mesh.uv[i];
int distinctIndex = distinctUvs.IndexOf(uv);
if (distinctIndex == -1)
{
uvsMap[i] = distinctUvs.Count;
distinctUvs.Add(uv);
data += $"vt {uv.x} {uv.y}\n";
}
else
{
uvsMap[i] = distinctIndex;
}
}
data += $"\n";
List <Vector3> distinctNormals = new List <Vector3>();
Dictionary <int, int> normalsMap = new Dictionary <int, int>();
for (int i = 0; i < mesh.normals.Length; i++)
{
var normal = mesh.normals[i];
int distinctIndex = distinctNormals.IndexOf(normal);
if (distinctIndex == -1)
{
normalsMap[i] = distinctNormals.Count;
distinctNormals.Add(normal);
data += $"vn {normal.x} {normal.y} {normal.z}\n";
}
else
{
normalsMap[i] = distinctIndex;
}
}
data += $"\n";
data += $"g {meshName}\n";
data += $"usemtl DefaultColorPalette\n";
for (int i = 0; i < mesh.triangles.Length / 3; i++)
{
data += string.Format("f {0}/{3}/{6} {1}/{4}/{7} {2}/{5}/{8}\n",
verticesMap[mesh.triangles[i * 3]] + 1, verticesMap[mesh.triangles[i * 3 + 1]] + 1, verticesMap[mesh.triangles[i * 3 + 2]] + 1,
uvsMap[mesh.triangles[i * 3]] + 1, uvsMap[mesh.triangles[i * 3 + 1]] + 1, uvsMap[mesh.triangles[i * 3 + 2]] + 1,
normalsMap[mesh.triangles[i * 3]] + 1, normalsMap[mesh.triangles[i * 3 + 1]] + 1, normalsMap[mesh.triangles[i * 3 + 2]] + 1);
}
File.WriteAllText(path, data);
File.WriteAllText(Path.GetDirectoryName(path) + "/" + Path.GetFileNameWithoutExtension(path) + ".mtl", GetMaterialData());
File.WriteAllBytes(Path.GetDirectoryName(path) + "/DefaultColorPalette.png", ((Texture2D)ColorPaletteManager.GetPaletteTexture()).EncodeToJPG());
}
public void UpdateMesh()
{
mesh.Clear();
meshManipulation.Clear();
for (int x = 0; x < modelData.GetLength(0); x++)
{
for (int y = 0; y < modelData.GetLength(1); y++)
{
for (int z = 0; z < modelData.GetLength(2); z++)
{
if (!DoesCubeExist(x, y, z))
{
continue;
}
List <Vector3> faces = new List <Vector3>();
if (!DoesCubeExist(x, y, z + 1))
{
faces.Add(Vector3.forward);
}
if (!DoesCubeExist(x, y, z - 1))
{
faces.Add(Vector3.back);
}
if (!DoesCubeExist(x + 1, y, z))
{
faces.Add(Vector3.right);
}
if (!DoesCubeExist(x - 1, y, z))
{
faces.Add(Vector3.left);
}
if (!DoesCubeExist(x, y + 1, z))
{
faces.Add(Vector3.up);
}
if (!DoesCubeExist(x, y - 1, z))
{
faces.Add(Vector3.down);
}
var colorValue = modelData[x, y, z];
int paletteWidth = ColorPaletteManager.GetPaletteWidth();
int uvY = Mathf.FloorToInt(colorValue / (float)paletteWidth);
meshManipulation.AddCubeQuads(new Vector3(x, y, z), faces.ToArray(), colorValue % paletteWidth, uvY);
}
}
}
mesh.vertices = meshManipulation.GetVerticesArray();
mesh.SetTriangles(meshManipulation.GetTrianglesArray(), 0);
mesh.uv = meshManipulation.GetUVsArray();
mesh.RecalculateNormals();
mesh.RecalculateBounds();
meshCollider.enabled = false;
meshCollider.enabled = true;
}
public void AddQuad(Vector3 origin, Vector3 normal, int uvTileX, int uvTileY)
{
int count = vertices.Count;
if (normal == Vector3.forward)
{
vertices.Add(origin + new Vector3(0, 0, 0));
vertices.Add(origin + new Vector3(1, 0, 0));
vertices.Add(origin + new Vector3(1, 1, 0));
vertices.Add(origin + new Vector3(0, 1, 0));
AddTriangle(count, 2, 0, 1);
AddTriangle(count, 2, 3, 0);
}
else if (normal == Vector3.back)
{
vertices.Add(origin + new Vector3(0, 0, 0));
vertices.Add(origin + new Vector3(1, 0, 0));
vertices.Add(origin + new Vector3(1, 1, 0));
vertices.Add(origin + new Vector3(0, 1, 0));
AddTriangle(count, 2, 1, 0);
AddTriangle(count, 2, 0, 3);
}
else if (normal == Vector3.right)
{
vertices.Add(origin + new Vector3(0, 0, 0));
vertices.Add(origin + new Vector3(0, 0, 1));
vertices.Add(origin + new Vector3(0, 1, 1));
vertices.Add(origin + new Vector3(0, 1, 0));
AddTriangle(count, 3, 1, 0);
AddTriangle(count, 2, 1, 3);
}
else if (normal == Vector3.left)
{
vertices.Add(origin + new Vector3(0, 0, 0));
vertices.Add(origin + new Vector3(0, 0, 1));
vertices.Add(origin + new Vector3(0, 1, 1));
vertices.Add(origin + new Vector3(0, 1, 0));
AddTriangle(count, 3, 0, 1);
AddTriangle(count, 2, 3, 1);
}
else if (normal == Vector3.up)
{
vertices.Add(origin + new Vector3(0, 0, 0));
vertices.Add(origin + new Vector3(1, 0, 0));
vertices.Add(origin + new Vector3(1, 0, 1));
vertices.Add(origin + new Vector3(0, 0, 1));
AddTriangle(count, 0, 2, 1);
AddTriangle(count, 0, 3, 2);
}
else if (normal == Vector3.down)
{
vertices.Add(origin + new Vector3(0, 0, 0));
vertices.Add(origin + new Vector3(1, 0, 0));
vertices.Add(origin + new Vector3(1, 0, 1));
vertices.Add(origin + new Vector3(0, 0, 1));
AddTriangle(count, 0, 1, 2);
AddTriangle(count, 0, 2, 3);
}
float materialTextureWidth = ColorPaletteManager.GetPaletteWidth();
float materialTextureHeight = ColorPaletteManager.GetPaletteHeight();
uvs.Add(new Vector2(uvTileX / materialTextureWidth, uvTileY / materialTextureHeight));
uvs.Add(new Vector2(uvTileX / materialTextureWidth, uvTileY / materialTextureHeight));
uvs.Add(new Vector2((uvTileX + 1) / materialTextureWidth, (uvTileY + 1) / materialTextureHeight));
uvs.Add(new Vector2((uvTileX + 1) / materialTextureWidth, (uvTileY + 1) / materialTextureHeight));
}
public int GetAsIndex()
{
return(x + y * ColorPaletteManager.GetPaletteWidth());
}