public Args(Chunk c, Chunk.Face incomingFace, float bottomLeftX, float bottomLeftY, float topRightX, float topRightY)
{
this.c = c;
this.incomingFace = incomingFace;
this.bottomLeftX = bottomLeftX;
this.bottomLeftY = bottomLeftY;
this.topRightX = topRightX;
this.topRightY = topRightY;
}
void SetUv(Vector3 b, Chunk c,Chunk.Face f,bool isknown)
{
Vector2 step;
if (isknown)
{
step = ToOcta((int)c.GetBlockType(b));
}
else {
step = ToOcta((int)Chunk.BlockType.unknown);
}
if (c.GetBlockType(b) == Chunk.BlockType.grass)
{
switch (f)
{
case Chunk.Face.back:
step.x += 1;
break;
case Chunk.Face.right:
step.x += 1;
break;
case Chunk.Face.front:
step.x += 1;
break;
case Chunk.Face.left:
step.x += 1;
break;
case Chunk.Face.up:
break;
case Chunk.Face.down:
step.x += 2;
break;
default:
break;
}
}
float fixTex = 0.005f;
float xMin = 0 + (0.125f * step.x) + fixTex;
float xMax = 0.125f + (0.125f * step.x) - fixTex;
float yMin = 0 + (0.125f * step.y) + fixTex;
float yMax = 0.125f + (0.125f * step.y) - fixTex;
finalUV.Add(new Vector2(xMin, yMin));
finalUV.Add(new Vector2(xMin, yMax));
finalUV.Add(new Vector2(xMax, yMax));
finalUV.Add(new Vector2(xMax, yMin));
}
private void drawChunk(Chunk c, Chunk.Face incomingFace, float bottomLeftX, float bottomLeftY, float topRightX, float topRightY)
{
if (Vector3.SqrMagnitude(c.getCenter() - vecpos) > viewdist * viewdist)
{
return;
}
//Debug.Log(c.getCoordinates() + ": " + c.getCenter() + ": " + Vector3.Magnitude(c.getCenter() - vecpos));
Vector3[] corners = new Vector3[8];
Args arg;
Stack <Args> stack = new Stack <Args>();
stack.Push(new Args(c, incomingFace, bottomLeftX, bottomLeftY, topRightX, topRightY));
int maxdep = 0;
while (stack.Count > 0)
{
Profiler.BeginSample("args");
arg = stack.Pop();
c = arg.c;
incomingFace = arg.incomingFace;
bottomLeftX = arg.bottomLeftX;
bottomLeftY = arg.bottomLeftY;
topRightX = arg.topRightX;
topRightY = arg.topRightY;
//args = new Pair<Chunk, Chunk.Face>(c, null);
Profiler.EndSample();
if (c == null)
{
continue;
}
if (chunksProcessed.Contains(c))
{
continue;
}
Profiler.BeginSample("args2");
chunksProcessed.Add(c);
int cx = c.getXOffset() - pos.x;
int cy = c.getYOffset() - pos.y;
int cz = c.getZOffset() - pos.z;
int s = Chunk.size;
Profiler.EndSample();
Profiler.BeginSample("evaluation");
corners[0] = Camera.main.WorldToScreenPoint(new Vector3(cx + 0, cy + 0, cz + 0));
corners[1] = Camera.main.WorldToScreenPoint(new Vector3(cx + 0, cy + 0, cz + s));
corners[2] = Camera.main.WorldToScreenPoint(new Vector3(cx + 0, cy + s, cz + 0));
corners[3] = Camera.main.WorldToScreenPoint(new Vector3(cx + 0, cy + s, cz + s));
corners[4] = Camera.main.WorldToScreenPoint(new Vector3(cx + s, cy + 0, cz + 0));
corners[5] = Camera.main.WorldToScreenPoint(new Vector3(cx + s, cy + 0, cz + s));
corners[6] = Camera.main.WorldToScreenPoint(new Vector3(cx + s, cy + s, cz + 0));
corners[7] = Camera.main.WorldToScreenPoint(new Vector3(cx + s, cy + s, cz + s));
/*
* if (c.getX() == 0 && c.getY() == -1 && c.getZ() == 0)
* {
* for (int i = 0; i < corners.Length; i++)
* GameObject.Find("Image (" + i + ")").GetComponent<RectTransform>().position = corners[i];
* }*/
float minX = Camera.main.pixelWidth;
float maxX = 0;
float minY = Camera.main.pixelHeight;
float maxY = 0;
int behind = 0;
foreach (Vector3 corner in corners)
{
if (corner.z <= 0)
{
//Corner behind camera
behind++;
continue;
}
minX = System.Math.Min(minX, corner.x);
minY = System.Math.Min(minY, corner.y);
maxX = System.Math.Max(maxX, corner.x);
maxY = System.Math.Max(maxY, corner.y);
}
if (c.getX() == 0 && c.getY() == -1 && c.getZ() == 0)
{
//Debug.Log(minX + "|" + minY + " - " + maxX + "|" + maxY + " / " + bottomLeftX + "|" + bottomLeftY + " - " + topRightX + "|" + topRightY + " => " + (minX >= topRightX || minY >= topRightY || maxX <= bottomLeftX || maxY <= bottomLeftY) + " inc: " + incomingFace);
}
minX = System.Math.Max(0, minX);
minY = System.Math.Max(0, minY);
maxX = System.Math.Min(Camera.main.pixelWidth, maxX);
maxY = System.Math.Min(Camera.main.pixelHeight, maxY);
if (c.getX() == 0 && c.getY() == -1 && c.getZ() == 0 && (minX >= topRightX || minY >= topRightY || maxX <= bottomLeftX || maxY <= bottomLeftY))
{
//Debug.Log(minX + "|" + minY + " - " + maxX + "|" + maxY + " / " + bottomLeftX + "|" + bottomLeftY + " - " + topRightX + "|" + topRightY + " => " + (minX >= topRightX || minY >= topRightY || maxX <= bottomLeftX || maxY <= bottomLeftY));
}
Profiler.EndSample();
if (behind == 8)
{
//Chunk behind camera
if (enableDebugColors)
{
c.setDebugColor(Color.blue);
}
continue;
}
if (behind > 0)
{
minX = minY = 0;
maxX = Camera.main.pixelWidth;
maxY = Camera.main.pixelHeight;
}
if (minX >= topRightX || minY >= topRightY || maxX <= bottomLeftX || maxY <= bottomLeftY)
{
//Chunk outside FOV
if (enableDebugColors)
{
c.setDebugColor(Color.red);
}
continue;
}
Profiler.BeginSample("recursion");
if (c.getX() == 0 && c.getY() == -1 && c.getZ() == 0)
{
//Debug.Log("rendering");
}
/*
* if (enableDebugColors) c.setDebugColor(Color.green);
* if (maxdep++ == debugIndex)
* {
* GameObject.Find("Image (0)").GetComponent<RectTransform>().position = new Vector3(minX, maxY, 0);
* GameObject.Find("Image (1)").GetComponent<RectTransform>().position = new Vector3(maxX, minY, 0);
* GameObject.Find("Image (2)").GetComponent<RectTransform>().position = new Vector3(minX, minY, 0);
* GameObject.Find("Image (3)").GetComponent<RectTransform>().position = new Vector3(maxX, maxY, 0);
* }*/
c.setRendered(true);
invisibleChunks.Remove(c);
ICollection <Chunk.Face> faces;
if (incomingFace != null)
{
faces = incomingFace.getConnectedFaces();
}
else
{
faces = c.getFaces();
}
//Debug.Log("Drawing chunk " + c.getCoordinates() + " with " + faces.Count + " connections");
Profiler.EndSample();
Debug.DrawRay(c.getCenter() + new Vector3(1, 1, 1) - vecpos, (Vector3)incomingFace.getNormal() * 5, maxdep++ == 0 ? Color.green : Color.blue, 0.1f);
//if (maxdep++ > 4) break;
foreach (Chunk.Face face in faces)
{
if (Vector3.Dot((c.getCenter() - vecpos).normalized, face.getNormal()) < -0.01f && (c.getCenter() - vecpos).magnitude > Chunk.size * 3)
{
continue;
}
if (face.getOpposingFace() == null)
{
if (interestingChunks != null)
{
interestingChunks.Add(c.getCoordinates() + face.getNormal());
}
continue;
}
Debug.DrawRay(new Vector3(), c.getCenter() - vecpos, Color.yellow, 0.1f);
Debug.DrawRay(c.getCenter() - vecpos, (Vector3)face.getNormal() * 5, incomingFace == null ? Color.blue : Color.red, 0.1f);
stack.Push(new Args(face.getOpposingFace().getChunk(), face.getOpposingFace(), minX, minY, maxX, maxY));
}
}
}
