public static Texture LoadImage(Bitmap image)
{
BitmapData data = image.LockBits(
new System.Drawing.Rectangle(0, 0, image.Width, image.Height),
ImageLockMode.ReadOnly,
System.Drawing.Imaging.PixelFormat.Format32bppArgb);
int textureID = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, textureID);
GL.TexImage2D(TextureTarget.Texture2D,
0,
PixelInternalFormat.Rgba,
data.Width,
data.Height,
0,
OpenTK.Graphics.OpenGL.PixelFormat.Bgra,
PixelType.UnsignedByte,
data.Scan0);
image.UnlockBits(data);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Nearest);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.Repeat);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.Repeat);
GL.GenerateMipmap(GenerateMipmapTarget.Texture2D);
Texture result = new Texture();
result.ID = textureID;
return result;
}
public static Texture LoadImage(Texture texture)
{
Texture result = LoadImage(texture.Name);
result.Unit = texture.Unit;
result.Name = texture.Name;
return result;
}