Switch-Toolbox/Switch_Toolbox_Library/Rendering/DrawableBoundingBox.cs
2019-04-10 15:36:10 -04:00

57 lines
1.8 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using OpenTK.Graphics.OpenGL;
using OpenTK;
namespace Switch_Toolbox.Library.Rendering
{
public class DrawableBoundingBox
{
public static List<Vector3> GetBoundingVertices(Vector3 Min, Vector3 Max)
{
var vertices = new List<Vector3>();
vertices.Add(new Vector3(Min.X, Min.Y, Min.Z));
vertices.Add(new Vector3(Min.X, Min.Y, Max.Z));
vertices.Add(new Vector3(Min.X, Max.Y, Min.Z));
vertices.Add(new Vector3(Min.X, Max.Y, Max.Z));
vertices.Add(new Vector3(Max.X, Min.Y, Min.Z));
vertices.Add(new Vector3(Max.X, Min.Y, Max.Z));
vertices.Add(new Vector3(Max.X, Max.Y, Min.Z));
vertices.Add(new Vector3(Max.X, Max.Y, Max.Z));
return vertices;
}
public static void DrawBoundingBox(Vector3 Min, Vector3 Max)
{
var vertices = GetBoundingVertices(Min, Max);
GL.Begin(PrimitiveType.LineLoop);
GL.Vertex3(vertices[0]);
GL.Vertex3(vertices[1]);
GL.Vertex3(vertices[3]);
GL.Vertex3(vertices[2]);
GL.End();
GL.Begin(PrimitiveType.LineLoop);
GL.Vertex3(vertices[4]);
GL.Vertex3(vertices[5]);
GL.Vertex3(vertices[7]);
GL.Vertex3(vertices[6]);
GL.End();
GL.Begin(PrimitiveType.Lines);
GL.Vertex3(vertices[0]);
GL.Vertex3(vertices[4]);
GL.Vertex3(vertices[1]);
GL.Vertex3(vertices[5]);
GL.Vertex3(vertices[3]);
GL.Vertex3(vertices[7]);
GL.Vertex3(vertices[2]);
GL.Vertex3(vertices[6]);
GL.End();
}
}
}