public void ApplyTexture()
{
Config config = this.GetConfig();
if (this.textureBase == null) return;
try{
if (this.textureHandle != 0)
{
GL.DeleteTexture(this.textureHandle);
}
string selected = (string)this.texture.Items[this.texture.SelectedIndex];
string path = "";
System.Drawing.Bitmap bitmap = null;
if (selected == "[Import External]")
{
try{
if (this.FileDialog(this.importTextureDialog, ref config.lastImportedTexture))
{
bitmap = new System.Drawing.Bitmap(config.lastImportedTexture);
if(bitmap.Width > 4096 || bitmap.Height > 4096)
{
MessageBox.Show("The texture is too big.");
bitmap.Dispose();
this.viewport.Invalidate();
return;
}
}
else
{
this.viewport.Invalidate();
return;
}
}
catch{
System.Windows.Forms.MessageBox.Show("Could not load external texture.");
this.viewport.Invalidate();
return;
}
}
// "Overlay: " type texture
else if (selected[0] == 'O')
{
path = config.overlayDirectory + "/" + selected.Substring(9, selected.Length - 9);
System.Drawing.Bitmap overlay = new System.Drawing.Bitmap(path);
bitmap = this.ApplyOverlay(this.textureBase, overlay);
overlay.Dispose();
}
// "Map: " type texture
else if (selected[0] == 'M')
{
bitmap = Main.HeightDataToBitmap((HeightData)this.maps[selected.Substring(5, selected.Length - 5)]);
}
if(config.EnableBlackCompensation) Main.ApplyBlackCompensation(ref bitmap);
System.Drawing.Rectangle rect = new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height);
System.Drawing.Bitmap convertedBitmap = new System.Drawing.Bitmap(bitmap.Width, bitmap.Height, System.Drawing.Imaging.PixelFormat.Format32bppRgb);
using (System.Drawing.Graphics gr = System.Drawing.Graphics.FromImage(convertedBitmap))
{
gr.DrawImage(bitmap, rect);
}
System.Drawing.Imaging.BitmapData data = bitmap.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadWrite, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
this.textureHandle = GL.GenTexture();
GL.BindTexture(TextureTarget.Texture2D, this.textureHandle);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Three, data.Width, data.Height, 0,
OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, data.Scan0);
bitmap.UnlockBits(data);
}
catch (OutOfMemoryException)
{
this.OutOfMemory();
}
this.viewport.Invalidate();
}