public void FinaliseGeometry(Vector3 inputMin, Vector3 inputMax, float y)
{
if (subQuads.Count > 0)
{
a.FinaliseGeometry(inputMin, inputMax, y);
b.FinaliseGeometry(inputMin, inputMax, y);
c.FinaliseGeometry(inputMin, inputMax, y);
d.FinaliseGeometry(inputMin, inputMax, y);
}
else
{
(Vector2 minV2, Vector2 maxV2) = NormaliseValuesZ(inputMin, inputMax);
Vector2 minA = new Vector2(minX / 100, minY / 100);
Vector2 maxB = new Vector2(maxX / 100, minY / 100);
Vector2 maxC = new Vector2(minX / 100, maxY / 100);
Vector2 maxD = new Vector2(maxX / 100, maxY / 100);
Vector2 UVAB = (minA + maxB) / 2;
Vector2 UVAC = (minA + maxC) / 2;
Vector2 UVCD = (maxC + maxD) / 2;
Vector2 UVBD = (maxB + maxD) / 2;
Vector2 UVCENTER = (minA + maxB + maxC + maxD) / 4;
//0
Vector3 a = new Vector3(minV2.x, y, minV2.y);
//1
Vector3 b = new Vector3(maxV2.x, y, minV2.y);
//2
Vector3 c = new Vector3(minV2.x, y, maxV2.y);
//3
Vector3 d = new Vector3(maxV2.x, y, maxV2.y);
//Top (4)
Vector3 aToB = (a + b) / 2;
//Right (5)
Vector3 bToD = (b + d) / 2;
//Bottom (6)
Vector3 cToD = (c + d) / 2;
//Left (7)
Vector3 aToC = (a + c) / 2;
//Center (8)
Vector3 center = (a + b + c + d) / 4;
//A = 0, A->B = 1, B = 2, B->D = 3, D = 4, D->C = 5, C = 6, C->A = 7, CENTER = 8
List <Vector3> rangeAdd = new List <Vector3>(new Vector3[] { a, aToB, b, bToD, d, cToD, c, aToC, center });
List <Vector2> rangeAddUV = new List <Vector2>(new Vector2[] { minA, UVAB, maxB, UVBD, maxD, UVCD, maxC, UVAC, UVCENTER });
for (int i = 0; i < rangeAdd.Count; i++)
{
if (!instance.verts.Contains(instance.transform.InverseTransformPoint(rangeAdd[i])))
{
instance.verts.Add(instance.transform.InverseTransformPoint(rangeAdd[i]));
instance.UVs.Add(rangeAddUV[i]);
VertexReference reference = new VertexReference();
reference.vertex = instance.verts.Count - 1;
if (i != 8)
{
reference.references = 1;
}
reference.quads = new List <Quad>();
reference.quads.Add(this);
instance.vertIndexDictionary.Add(instance.transform.InverseTransformPoint(rangeAdd[i]), reference);
}
else
{
VertexReference reference = instance.vertIndexDictionary[instance.transform.InverseTransformPoint(rangeAdd[i])];
reference.quads.Add(this);
reference.references += 1;
}
//Won't work because sometimes it's not called!!
localVerts.Add(instance.vertIndexDictionary[instance.transform.InverseTransformPoint(rangeAdd[i])].vertex);
}
//A -> B (Index of local vert corresponding to global vertex index)
Edge e1 = new Edge(0, 1, 2);
//B to D
Edge e2 = new Edge(2, 3, 4);
//C to D
Edge e3 = new Edge(4, 5, 6);
//A -> C
Edge e4 = new Edge(0, 7, 6);
edges.AddRange(new Edge[] { e1, e2, e3, e4 });
//If one of the verts get deleted a triangle get's made using the same ciclical pattern
for (int i = 0; i < localVerts.Count; i++)
{
if (i == localVerts.Count - 1 || i == 0)
{
continue;
}
int aT = i - 1;
int bT = i;
int cT = localVerts.Count - 1;
Triangle t = new Triangle();
t.a = aT;
t.b = bT;
t.c = cT;
//Temporary Add
instance.tris.AddRange(new int[] { localVerts[aT], localVerts[bT], localVerts[cT] });
triangles.Add(t);
}
instance.tris.AddRange(new int[] { localVerts[localVerts.Count - 2], localVerts[0], localVerts[localVerts.Count - 1] });
Triangle t2 = new Triangle();
t2.a = 7;
t2.b = 0;
t2.c = 8;
triangles.Add(t2);
}
}
private void Awake()
{
instance = this;
emptyMesh = new Mesh();
parentQuad = new Quad(0, 0, 100, 100);
AutoSubdivide(parentQuad);
// NeighbourSubdivide(parentQuad);
parentQuad.EnsureMaxDepth();
parentQuad.FinaliseGeometry(min, max, transform.position.y);
parentQuad.DeleteUnrequired(min, max, transform.position.y);
tris.Clear();
parentQuad.RedrawGeometry(min, max, transform.position.y);
Vector3 minT = transform.InverseTransformPoint(min);
Vector3 maxT = transform.InverseTransformPoint(max);
for (int i = 0; i < verts.Count; i++)
{
Vector3 localPos = verts[i];
//float realXPos = trans.TransformPoint(localPos).x;
//float realZPos = trans.TransformPoint(localPos).z;
float realXPos = localPos.x;
float realZPos = localPos.y;
float percX = ((realXPos - minT.x) * 100) / (maxT.x - minT.x);
float percY = ((realZPos - minT.y) * 100) / (maxT.y - minT.y);
int pixelX = Mathf.Clamp(Mathf.RoundToInt(percX / 100 * testTexture.width), 0, testTexture.width - 1);
int pixelY = Mathf.Clamp(Mathf.RoundToInt(percY / 100 * testTexture.height), 0, testTexture.height - 1);
float r = testTexture.GetPixel(pixelX, pixelY).r;
float val = r;
float Fy = (val * maxHeight);
localPos = new Vector3(localPos.x, localPos.y, Fy);
verts[i] = localPos;
}
emptyMesh.vertices = verts.ToArray();
emptyMesh.triangles = tris.ToArray();
emptyMesh.uv = UVs.ToArray();
emptyMesh.RecalculateBounds();
emptyMesh.RecalculateNormals();
emptyMesh.RecalculateTangents();
GetComponent <MeshFilter>().mesh = emptyMesh;
GetComponent <MeshCollider>().sharedMesh = emptyMesh;
string path = "Assets/TerrainChunks/MeshData/";
AssetDatabase.CreateAsset(emptyMesh, path + ID + "_MESH.mesh");
AssetDatabase.SaveAssets();
verts.Clear();
indexFromVector.Clear();
tris.Clear();
UVs.Clear();
}
