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Moved GL.TexParameter calls to before GL.TexImage2D, as recommended by AMD/ATI. This ensures that no slow format conversion will take place.

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the_fiddler 2011-09-06 12:15:51 +00:00
parent b825371460
commit 06db92585a
1 changed files with 2 additions and 3 deletions
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5
Source/Examples/OpenGL/1.x/Textures.cs
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@ -43,6 +43,8 @@ namespace Examples.Tutorial
GL.GenTextures(1, out texture); GL.GenTextures(1, out texture);
GL.BindTexture(TextureTarget.Texture2D, texture); GL.BindTexture(TextureTarget.Texture2D, texture);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
BitmapData data = bitmap.LockBits(new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height), BitmapData data = bitmap.LockBits(new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb); ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
@ -51,9 +53,6 @@ namespace Examples.Tutorial
OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, data.Scan0); OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, data.Scan0);
bitmap.UnlockBits(data); bitmap.UnlockBits(data);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
} }
#endregion #endregion