CreateLineMesh

Unity3d-CreateLineMesh.cs

public void CreateLineMesh(Vector3[] points)
	{
		Mesh mesh = new Mesh();
		Vector2[] uvs = new Vector2[points.Length * 2];
		Vector3[] vertices = new Vector3[points.Length * 2];
		int[] triangles = new int[Mathf.RoundToInt(points.Length/4) * 2 * 3];
		for(int v = 0; v < vertices.Length; v += 2)
		{
			vertices[v] = points[v/2] - Vector3.right * 0.05f;
			uvs[v] = new Vector2(vertices[v].x, vertices[v].y);
		}
		for(int v = 1; v < vertices.Length; v += 2)
		{
			vertices[v] = vertices[v-1] + Vector3.right * 0.1f;
			uvs[v] = new Vector2(vertices[v].x, vertices[v].y);
		}

		int CurrentVerticesIndex = 0;

		for(int i = 0; i < triangles.Length; i+=6)
		{
			triangles[i] = CurrentVerticesIndex;
			triangles[i+1] = CurrentVerticesIndex+1;
			triangles[i+2] = CurrentVerticesIndex+3;

			triangles[i+3] = CurrentVerticesIndex;
			triangles[i+4] = CurrentVerticesIndex+3;
			triangles[i+5] = CurrentVerticesIndex+2;
			CurrentVerticesIndex += 2;
		}

		mesh.vertices = vertices;
		mesh.triangles = triangles;
		mesh.name = "LineMesh";
		mesh.uv = uvs;

		mesh.RecalculateNormals();
		CurrentLine.mesh = mesh;
	}