} // End Sub PerformanceTest
public static void TestX11_Simple()
{
System.IntPtr display = LibX11Functions.XOpenDisplay(System.IntPtr.Zero);
int defaultScreen = LibX11Functions.XDefaultScreen(display);
System.UIntPtr window = LibX11Functions.XRootWindow(display, defaultScreen);
int screen_width = LibX11Functions.DisplayWidth(display, defaultScreen);
int screen_height = LibX11Functions.DisplayHeight(display, defaultScreen);
XWindowAttributes xa = new XWindowAttributes();
LibX11Functions.XGetWindowAttributes(display, window, ref xa);
System.Console.WriteLine(xa.width);
System.Console.WriteLine(xa.height);
int AllPlanes = ~0;
System.UIntPtr AllPlanes2 = new System.UIntPtr((uint)AllPlanes);
/*
* XImage* img = LibX11Functions.XGetImage2(display, window, 0, 0, (uint) xa.width, (uint)xa.height
* , AllPlanes2, LinScreen.ZPixmap);
*/
// System.IntPtr image = LibX11Functions.XGetImage(display, window, 0, 0, (uint) xa.width, (uint)xa.height
// , AllPlanes2, LinScreen.ZPixmap);
SafeX11.SlowScreenshot(display, window, 0, 0, (uint)xa.width, (uint)xa.height
, AllPlanes2, LinScreen.ZPixmap, true);
// XImage img = System.Runtime.InteropServices.Marshal.PtrToStructure<XImage>(image);
// System.Console.WriteLine(img.bitmap_bit_order);
// System.Console.WriteLine(img.bits_per_pixel);
// System.Console.WriteLine(img.width);
// System.Console.WriteLine(img.height);
// System.Console.WriteLine(img.data);
// // // // // //
// System.Console.WriteLine(img->bitmap_bit_order);
// System.Console.WriteLine(img->width);
// System.Console.WriteLine(img->height);
// System.Console.WriteLine(img->data);
// rtaNetworking.Linux.tt.foo();
// LibX11Functions.XDestroyImage2(img);
LibX11Functions.XCloseDisplay(display);
}
public static System.Drawing.Bitmap CopyFromScreenX11(int sourceX, int sourceY,
System.Drawing.Size blockRegionSize
, System.Drawing.CopyPixelOperation copyPixelOperation)
{
System.UIntPtr window;
System.IntPtr image, defvisual, vPtr;
int AllPlanes = ~0, nitems = 0, pixel;
System.UIntPtr AllPlanes2 = new System.UIntPtr((uint)AllPlanes);
if (copyPixelOperation != System.Drawing.CopyPixelOperation.SourceCopy)
{
throw new System.NotImplementedException("Operation not implemented under X11");
}
if (Gdip.Display == System.IntPtr.Zero)
{
Gdip.Display = LibX11Functions.XOpenDisplay(System.IntPtr.Zero);
}
window = LibX11Functions.XRootWindow(Gdip.Display, 0);
defvisual = LibX11Functions.XDefaultVisual(Gdip.Display, 0);
XVisualInfo visual = new XVisualInfo();
// Get XVisualInfo for this visual
visual.visualid = LibX11Functions.XVisualIDFromVisual(defvisual);
vPtr = LibX11Functions.XGetVisualInfo(Gdip.Display, VisualIDMask, ref visual, ref nitems);
visual = (XVisualInfo)System.Runtime.InteropServices.Marshal.PtrToStructure(vPtr, typeof(XVisualInfo));
image = LibX11Functions.XGetImage(Gdip.Display, window, sourceX, sourceY, (uint)blockRegionSize.Width,
(uint)blockRegionSize.Height, AllPlanes2, ZPixmap);
if (image == System.IntPtr.Zero)
{
string s = string.Format("XGetImage returned NULL when asked to for a {0}x{1} region block",
blockRegionSize.Width, blockRegionSize.Height);
throw new System.InvalidOperationException(s);
}
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(blockRegionSize.Width, blockRegionSize.Height);
int red, blue, green;
int red_mask = (int)visual.red_mask;
int blue_mask = (int)visual.blue_mask;
int green_mask = (int)visual.green_mask;
for (int y = 0; y < blockRegionSize.Height; y++)
{
for (int x = 0; x < blockRegionSize.Width; x++)
{
pixel = LibX11Functions.XGetPixel(image, x, y);
switch (visual.depth)
{
case 16: /* 16bbp pixel transformation */
red = (int)((pixel & red_mask) >> 8) & 0xff;
green = (int)(((pixel & green_mask) >> 3)) & 0xff;
blue = (int)((pixel & blue_mask) << 3) & 0xff;
break;
case 24:
case 32:
// int a = (int)((pixel ) >> 24) & 0xff;
red = (int)((pixel & red_mask) >> 16) & 0xff;
green = (int)(((pixel & green_mask) >> 8)) & 0xff;
blue = (int)((pixel & blue_mask)) & 0xff;
break;
default:
string text = string.Format("{0}bbp depth not supported.", visual.depth);
throw new System.NotImplementedException(text);
}
bmp.SetPixel(x, y, System.Drawing.Color.FromArgb(255, red, green, blue));
}
}
// DrawImage(bmp, destinationX, destinationY);
// bmp.Dispose();
LibX11Functions.XDestroyImage(image);
LibX11Functions.XFree(vPtr);
return(bmp);
}