55 lines
No EOL
2.1 KiB
C#
55 lines
No EOL
2.1 KiB
C#
using System.Drawing;
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using System.Drawing.Imaging;
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using OpenTK.Graphics.OpenGL4;
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using SM.OGL.Texture;
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using PixelFormat = System.Drawing.Imaging.PixelFormat;
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namespace SM.Base.Textures
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{
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public class Texture : TextureBase
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{
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public Bitmap Map;
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public Texture(Bitmap map) : this(map, TextureMinFilter.Linear, TextureWrapMode.Repeat) {}
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public Texture(Bitmap map, TextureMinFilter filter, TextureWrapMode wrapMode)
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{
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Map = map;
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Filter = filter;
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WrapMode = wrapMode;
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}
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protected override void Compile()
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{
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base.Compile();
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_id = GL.GenTexture();
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GL.BindTexture(TextureTarget.Texture2D, _id);
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BitmapData data = Map.LockBits(new Rectangle(0, 0, Map.Width, Map.Height), ImageLockMode.ReadOnly,
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Map.PixelFormat);
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bool transparenz = Map.PixelFormat == PixelFormat.Format32bppArgb;
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GL.TexImage2D(TextureTarget.Texture2D, 0,
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transparenz ? PixelInternalFormat.Rgba : PixelInternalFormat.Rgb,
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data.Width, data.Height, 0,
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transparenz ? OpenTK.Graphics.OpenGL4.PixelFormat.Bgra : OpenTK.Graphics.OpenGL4.PixelFormat.Bgr,
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PixelType.UnsignedByte, data.Scan0);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)Filter);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)Filter);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int) WrapMode);
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GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int) WrapMode);
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GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
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GL.BindTexture(TextureTarget.Texture2D, 0);
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Map.UnlockBits(data);
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}
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public static implicit operator Texture(Bitmap map) => new Texture(map);
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public override TextureMinFilter Filter { get; set; }
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public override TextureWrapMode WrapMode { get; set; }
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}
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} |