Beispiel #1
0
        public Texture(Stream file_t, string filename)
        {
            if (file_t == null)
            {
                throw new ArgumentNullException(nameof(file_t));
            }
            if (string.IsNullOrEmpty(filename))
            {
                throw new ArgumentNullException(nameof(filename));
            }
            this.Path = filename;
            this.Data = IResourceExtentions.GetStreamData(file_t);
            using (file_t)
            {
                this.Acquire();
                if (TextureObject < 1)
                {
                    throw new GLInstanceNotCreated();
                }
                GL.BindTexture(TextureTarget.Texture2D, TextureObject);

                BaseBitmap bmp = new BaseBitmap(file_t);
                bmp.RotateY();
                Widith = bmp.Width;
                Height = bmp.Height;
                GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, bmp.Width, bmp.Height, 0, OpenTK.Graphics.OpenGL4.PixelFormat.Rgba, PixelType.UnsignedByte, bmp.ColorMap);
                GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
                GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
                GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.Repeat);
                GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.Repeat);

                GL.BindTexture(TextureTarget.Texture2D, 0);
            }
        }