/Rendering/ModelTests/ModelViewer.cs

  1using System.Collections.Generic;
  2using Delta.ContentSystem.Rendering;
  3using Delta.Engine;
  4using Delta.InputSystem;
  5using Delta.Rendering.Basics.Drawing;
  6using Delta.Rendering.Basics.Fonts;
  7using Delta.Rendering.Cameras;
  8using Delta.Rendering.Models;
  9using Delta.Utilities;
 10using Delta.Utilities.Datatypes;
 11using Delta.Utilities.Datatypes.Advanced;
 12using NUnit.Framework;
 13
 14namespace Delta.Rendering.ModelTests
 15{
 16	/// <summary>
 17	/// Model viewer
 18	/// </summary>
 19	[Category("Visual")]
 20	internal class ModelViewer
 21	{
 22		#region Start (Static)
 23		/// <summary>
 24		/// Start
 25		/// </summary>
 26		[Test]
 27		public static void Start()
 28		{
 29			ModelViewer demo = new ModelViewer();
 30
 31			// Start up the scene
 32			Application.Start(delegate
 33			{
 34				demo.Run();
 35			});
 36		}
 37		#endregion
 38
 39		#region Private
 40
 41		#region meshes (Private)
 42		/// <summary>
 43		/// The list of all meshes which are available by the content system.
 44		/// </summary>
 45		private readonly List<Mesh> meshes;
 46		#endregion
 47
 48		#region currentMeshSelectionIndex (Private)
 49		/// <summary>
 50		/// The current index for the mesh (of the "meshes" list) that we draw 
 51		/// </summary>
 52		private int currentMeshSelectionIndex;
 53		#endregion
 54
 55		#region groundMesh (Private)
 56		/// <summary>
 57		/// Mesh for the ground for the rest of the models to stand on.
 58		/// </summary>
 59		private Mesh groundMesh = null;
 60		#endregion
 61
 62		#region wasTouchPressed (Private)
 63		/// <summary>
 64		/// Was touch pressed
 65		/// </summary>
 66		private bool wasTouchPressed;
 67		#endregion
 68
 69		#endregion
 70
 71		#region Constructors
 72		/// <summary>
 73		/// Create model viewer
 74		/// </summary>
 75		public ModelViewer()
 76		{
 77			meshes = new List<Mesh>();
 78
 79			new LookAtCamera(new Vector(0, -5, 5));
 80
 81			// Set the light direction (copied from the level data)
 82			//Note: Added 100 to Z to make light come more from the top, looks
 83			// better for most normal mapping surfaces!
 84			Light.Direction = new Vector(-161.771f, -52.202f, 25 + 84.163f);
 85			Light.Direction.Normalize();
 86			string[] contentNames = MeshData.GetAllContentNames();
 87			foreach (string name in contentNames)
 88			{
 89				meshes.Add(new Mesh(name));
 90			}
 91			if (contentNames.Length == 0)
 92			{
 93				Log.Warning("There are no mesh files in the Content! " +
 94				            "Only adding default box now. Make sure to add some meshes " +
 95				            "to the Content!");
 96				meshes.Add(Mesh.CreateBox("", 5, 5, 5, MaterialData.Default));
 97			}
 98			currentMeshSelectionIndex = 0;
 99		}
100		#endregion
101
102		#region Run (Public)
103		/// <summary>
104		/// Run
105		/// </summary>
106		[Test]
107		public void Run()
108		{
109			if (Input.Keyboard.SpaceReleased ||
110			    wasTouchPressed &&
111			    Input.Touch.TouchIsPressed == false)
112			{
113				currentMeshSelectionIndex++;
114				currentMeshSelectionIndex %= meshes.Count;
115			}
116			wasTouchPressed = Input.Touch.TouchIsPressed;
117
118			Mesh currentMesh = meshes[currentMeshSelectionIndex];
119			currentMesh.Draw();
120
121			Font.DrawTopLeftInformation(
122				"Modelname: " + currentMesh.Name + "\n" +
123			  "Material: " + currentMesh.Material);
124
125			// If no ground mesh was found, just display the grid
126			if (groundMesh == null)
127			{
128				Grid.Draw();
129			}
130			else
131			{
132				groundMesh.Draw();
133			}
134		}
135		#endregion
136	}
137}