some collada work, and an unfinished OGL renderer using OpenTK. huge commit

1 files changed, 46 insertions, 0 deletions

diff --git a/NW4RTools/Models/OpenGL/GLTexture.cs b/NW4RTools/Models/OpenGL/GLTexture.cs
new file mode 100644
index 0000000..c4cdee6
--- /dev/null
+++ b/NW4RTools/Models/OpenGL/GLTexture.cs
@@ -0,0 +1,46 @@
+using System;
+using NW4RTools;
+using NW4RTools.Models;
+using OpenTK;
+using OpenTK.Graphics;
+using OpenTK.Graphics.OpenGL;
+
+namespace NW4RTools.Models.OpenGL {
+	public class GLTexture : IDisposable {
+		public readonly int TextureID;
+
+		public GLTexture() {
+			TextureID = GL.GenTexture();
+		}
+
+		void IDisposable.Dispose() {
+			GL.DeleteTexture(TextureID);
+		}
+
+		public void Load(Texture tex) {
+			Bind(TextureTarget.Texture2D);
+
+			// todo: check if this is configurable
+			GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
+			GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMagFilter.Linear);
+
+			//byte[] pixelData = new byte[tex.BaseImage.Width * tex.BaseImage.Height * 4];
+
+			var lb = tex.BaseImage.LockBits(
+				new System.Drawing.Rectangle(0, 0, tex.BaseImage.Width, tex.BaseImage.Height),
+				System.Drawing.Imaging.ImageLockMode.ReadOnly,
+				System.Drawing.Imaging.PixelFormat.Format32bppArgb);
+
+			GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Four,
+				tex.BaseImage.Width, tex.BaseImage.Height, 0,
+				PixelFormat.Bgra, PixelType.UnsignedByte, lb.Scan0);
+
+			tex.BaseImage.UnlockBits(lb);
+		}
+
+		public void Bind(TextureTarget target) {
+			GL.BindTexture(target, TextureID);
+		}
+	}
+}
+