//====================================================================================================
// ■ CREATE MESH
//====================================================================================================
void CreateMesh()
{
if (ExplosionMesh == null)
{
ExplosionMesh = new MESH();
}
else
{
ExplosionMesh.Clear();
}
var vertexArray = new float3[PointCount * 2];
var indexArray = new int[(PointCount + 1) * 6];
//Vertex
for (int i = 0; i < PointCount; i++)
{
var p1 = ExplosionSize * PointArray[i];
p1.z = PlanetRadius;
p1 = math.normalize(p1) * PlanetRadius;
var p2 = ExplosionSize * (1 + ExplosionWidth) * PointArray[i];
p2.z = PlanetRadius;
p2 = math.normalize(p2) * PlanetRadius;
vertexArray[2 * i + 0] = p1;
vertexArray[2 * i + 1] = p2;
}
//Index
for (int i = 0; i < PointCount; i++)
{
var p0 = i * 2 + 0;
var p1 = i * 2 + 1;
var p2 = ((i + 1) % PointCount) * 2 + 0;
var p3 = ((i + 1) % PointCount) * 2 + 1;
indexArray[i * 6 + 0] = p0;
indexArray[i * 6 + 1] = p1;
indexArray[i * 6 + 2] = p3;
indexArray[i * 6 + 3] = p3;
indexArray[i * 6 + 4] = p2;
indexArray[i * 6 + 5] = p0;
}
ExplosionMesh.vertices = vertexArray;
ExplosionMesh.SetTriangleIndices(indexArray);
GameObject.MeshFilter.sharedMesh = ExplosionMesh;
}
//====================================================================================================
// ■ CREATE MESH
//====================================================================================================
void CreateMesh()
{
if (PointList.Count >= 2)
{
if (WallMesh == null)
{
WallMesh = new MESH();
}
else
{
WallMesh.Clear();
}
int count = PointList.Count;
var vertexArray = new float3[count * 4];
var indexArray = new int[(count - 1) * 18 + 12];
//Vertex
for (int i = 0; i < count; i++)
{
var p = PointList[i];
float3 tangent;
if (i - 1 >= 0)
{
var t = PointList[i - 1].Position;
tangent = math.normalize(p.Position - t);
}
else
{
var t = PointList[i + 1].Position;
tangent = math.normalize(t - p.Position);
}
var center = math.normalize(p.Position);
var normal = math.normalize(math.cross(tangent, center));
var gridPosition = p.Position - center * GridDistance;
vertexArray[4 * i + 0] = gridPosition - normal * WallWidth;
vertexArray[4 * i + 1] = gridPosition + center * WallHeight - normal * WallWidth;
vertexArray[4 * i + 2] = gridPosition + center * WallHeight + normal * WallWidth;
vertexArray[4 * i + 3] = gridPosition + normal * WallWidth;
}
//Index
for (int i = 0; i < count - 1; i++)
{
var p0 = i * 4 + 0;
var p1 = i * 4 + 1;
var p2 = i * 4 + 2;
var p3 = i * 4 + 3;
var p4 = (i + 1) * 4 + 0;
var p5 = (i + 1) * 4 + 1;
var p6 = (i + 1) * 4 + 2;
var p7 = (i + 1) * 4 + 3;
indexArray[i * 18 + 0] = p4;
indexArray[i * 18 + 1] = p5;
indexArray[i * 18 + 2] = p1;
indexArray[i * 18 + 3] = p1;
indexArray[i * 18 + 4] = p0;
indexArray[i * 18 + 5] = p4;
indexArray[i * 18 + 6] = p1;
indexArray[i * 18 + 7] = p5;
indexArray[i * 18 + 8] = p6;
indexArray[i * 18 + 9] = p6;
indexArray[i * 18 + 10] = p2;
indexArray[i * 18 + 11] = p1;
indexArray[i * 18 + 12] = p3;
indexArray[i * 18 + 13] = p2;
indexArray[i * 18 + 14] = p6;
indexArray[i * 18 + 15] = p6;
indexArray[i * 18 + 16] = p7;
indexArray[i * 18 + 17] = p3;
}
//begin, end close
var v0 = 0 * 4 + 0;
var v1 = 0 * 4 + 1;
var v2 = 0 * 4 + 2;
var v3 = 0 * 4 + 3;
var v4 = (count - 1) * 4 + 0;
var v5 = (count - 1) * 4 + 1;
var v6 = (count - 1) * 4 + 2;
var v7 = (count - 1) * 4 + 3;
int j = count - 1;
indexArray[j * 18 + 0] = v0;
indexArray[j * 18 + 1] = v1;
indexArray[j * 18 + 2] = v2;
indexArray[j * 18 + 3] = v2;
indexArray[j * 18 + 4] = v3;
indexArray[j * 18 + 5] = v0;
indexArray[j * 18 + 6] = v7;
indexArray[j * 18 + 7] = v6;
indexArray[j * 18 + 8] = v5;
indexArray[j * 18 + 9] = v5;
indexArray[j * 18 + 10] = v4;
indexArray[j * 18 + 11] = v7;
WallMesh.vertices = vertexArray;
WallMesh.SetTriangleIndices(indexArray);
GameObject.MeshFilter.sharedMesh = WallMesh;
}
}
