/// <summary>
/// Actually create this GraphicsWindow resources in Unix platform.
/// </summary>
/// <param name="surfaceFormat">
/// A <see cref="GraphicsBuffersFormat"/> used for selecting the most appropriate visual.
/// </param>
internal void PreCreateObjectX11(GraphicsBuffersFormat surfaceFormat)
{
if (surfaceFormat == null)
{
throw new ArgumentNullException("surfaceFormat");
}
// Choose "best" pixel format matching with surface configuration
_DeviceFormat = surfaceFormat.ChoosePixelFormat(_DeviceContext, ValidPixelFormat);
sLog.Debug("Choosen frame buffer configuration: 0x{0} (visual 0x{1}).", _DeviceFormat.XFbConfig.ToString("X3"), _DeviceFormat.XVisualInfo.visualid.ToString("X3"));
Type xplatui = Type.GetType("System.Windows.Forms.XplatUIX11, System.Windows.Forms");
if (xplatui == null)
{
throw new PlatformNotSupportedException("mono runtime version no supported");
}
IntPtr display = (IntPtr)xplatui.GetField("DisplayHandle", BindingFlags.Static | BindingFlags.NonPublic).GetValue(null);
IntPtr rootWindow = (IntPtr)xplatui.GetField("RootWindow", BindingFlags.Static | BindingFlags.NonPublic).GetValue(null);
IntPtr colorMap = Glx.UnsafeNativeMethods.XCreateColormap(display, rootWindow, _DeviceFormat.XVisualInfo.visual, 0);
// KhronosApi.LogFunction("XCreateColormap(0x{0}, {1}, {2}. 0) = {0}", display.ToString("X"), rootWindow.ToString("X"), _DeviceFormat.XVisualInfo.visual.ToString());
IntPtr customVisual = _DeviceFormat.XVisualInfo.visual;
IntPtr origCustomVisual = (IntPtr)xplatui.GetField("CustomVisual", BindingFlags.Static | BindingFlags.NonPublic).GetValue(null);
KhronosApi.LogComment("Set System.Windows.Forms.XplatUIX11.CustomVisual change from {0} to {1}", origCustomVisual.ToString("X"), customVisual.ToString("X"));
xplatui.GetField("CustomVisual", BindingFlags.Static | BindingFlags.NonPublic).SetValue(null, customVisual);
KhronosApi.LogComment("Create System.Windows.Forms.XplatUIX11.CustomColormap ({0})", colorMap.ToString("X"));
xplatui.GetField("CustomColormap", BindingFlags.Static | BindingFlags.NonPublic).SetValue(null, colorMap);
}
/// <summary>
/// Check whether sRGB color correction on this GraphicsSurface is enabled.
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/>.
/// </param>
/// <param name="surfaceFormat">
///
/// </param>
/// <returns>
/// Is returns a boolean value indicating whether sRGB color correction on this GraphicsSurface is enabled.
/// </returns>
protected bool IsEnabledSRGB(GraphicsContext ctx, GraphicsBuffersFormat surfaceFormat)
{
if (surfaceFormat.HasBuffer(GraphicsBuffersFormat.BufferType.ColorSRGB) == false)
{
throw new InvalidOperationException("surface has no sRGB buffer");
}
if ((ctx.Caps.GlExtensions.FramebufferSRGB_ARB == false) && (ctx.Caps.GlExtensions.FramebufferSRGB_EXT == false))
{
throw new InvalidOperationException("no framebuffer sRGB extension supported");
}
return(Gl.IsEnabled(EnableCap.FramebufferSrgb));
}
/// <summary>
/// Disable sRGB color correction on this GraphicsSurface.
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/>.
/// </param>
/// <param name="surfaceFormat">
/// A <see cref="GraphicsBuffersFormat"/> that specify this GraphicsSurface format.
/// </param>
protected void DisableSRGB(GraphicsContext ctx, GraphicsBuffersFormat surfaceFormat)
{
if ((surfaceFormat.BuffersMask & GraphicsBufferType.ColorSRGB) == 0)
{
throw new InvalidOperationException("surface has no sRGB buffer");
}
if ((ctx.Caps.GlExtensions.FramebufferSRGB_ARB == false) && (ctx.Caps.GlExtensions.FramebufferSRGB_EXT == false))
{
throw new InvalidOperationException("no framebuffer sRGB extension supported");
}
Gl.Disable(EnableCap.FramebufferSrgb);
}
/// <summary>
/// Create this GraphicsWindow.
/// </summary>
/// <param name="surfaceFormat">
/// A <see cref="GraphicsBuffersFormat"/> that specify the pixel format of the device context created
/// along with this GraphicsWindow.
/// </param>
public void Create(GraphicsBuffersFormat surfaceFormat)
{
if ((surfaceFormat == null) && (_SurfaceFormat == null))
{
throw new ArgumentNullException("surfaceFormat");
}
// Store surface format
if (surfaceFormat != null)
{
_SurfaceFormat = surfaceFormat;
}
// Actually create this GraphicsWindow
Create((GraphicsContext)null);
}
/// <summary>
/// Check whether sRGB color correction on this GraphicsSurface is enabled.
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/>.
/// </param>
/// <param name="surfaceFormat">
///
/// </param>
/// <returns>
/// Is returns a boolean value indicating whether sRGB color correction on this GraphicsSurface is enabled.
/// </returns>
protected bool IsEnabledSRGB(GraphicsContext ctx, GraphicsBuffersFormat surfaceFormat)
{
if (surfaceFormat.HasBuffer(GraphicsBuffersFormat.BufferType.ColorSRGB) == false)
throw new InvalidOperationException("surface has no sRGB buffer");
if ((ctx.Caps.GlExtensions.FramebufferSRGB_ARB == false) && (ctx.Caps.GlExtensions.FramebufferSRGB_EXT == false))
throw new InvalidOperationException("no framebuffer sRGB extension supported");
return (Gl.IsEnabled(EnableCap.FramebufferSrgb));
}
private static ClearBufferMask GetClearFlags(GraphicsBuffersFormat.BufferType bufferMask)
{
ClearBufferMask clearFlags = 0;
if ((bufferMask & GraphicsBuffersFormat.BufferType.Color) != 0)
clearFlags |= ClearBufferMask.ColorBufferBit;
if ((bufferMask & GraphicsBuffersFormat.BufferType.Depth) != 0)
clearFlags |= ClearBufferMask.DepthBufferBit;
if ((bufferMask & GraphicsBuffersFormat.BufferType.Stencil) != 0)
clearFlags |= ClearBufferMask.StencilBufferBit;
return (clearFlags);
}
/// <summary>
/// Clear surface buffers.
/// </summary>
/// <param name="ctx">
/// A <see cref="GraphicsContext"/> used for clearing buffers.
/// </param>
/// <param name="bufferMask">
/// A <see cref="GraphicsBuffersFormat.BufferType"/> indicating which buffers to clear.
/// </param>
public void Clear(GraphicsContext ctx, GraphicsBuffersFormat.BufferType bufferMask)
{
// Update clear values (only what is necessary)
if ((bufferMask & GraphicsBuffersFormat.BufferType.Color) != 0)
Gl.ClearColor(mClearColor.Red, mClearColor.Green, mClearColor.Blue, mClearColor.Alpha);
if ((bufferMask & GraphicsBuffersFormat.BufferType.Depth) != 0)
Gl.ClearDepth(mClearDepth);
if ((bufferMask & GraphicsBuffersFormat.BufferType.Stencil) != 0)
Gl.ClearStencil(mClearStencil);
// Clear
Gl.Clear(GetClearFlags(bufferMask));
}
/// <summary>
/// Actually create this GraphicsWindow resources in Unix platform.
/// </summary>
/// <param name="surfaceFormat">
/// A <see cref="GraphicsBuffersFormat"/> used for selecting the most appropriate visual.
/// </param>
internal void PreCreateObjectX11(GraphicsBuffersFormat surfaceFormat)
{
if (surfaceFormat == null)
throw new ArgumentNullException("surfaceFormat");
// Choose "best" pixel format matching with surface configuration
_DeviceFormat = surfaceFormat.ChoosePixelFormat(_DeviceContext, ValidPixelFormat);
sLog.Debug("Choosen frame buffer configuration: 0x{0} (visual 0x{1}).", _DeviceFormat.XFbConfig.ToString("X3"), _DeviceFormat.XVisualInfo.visualid.ToString("X3"));
Type xplatui = Type.GetType("System.Windows.Forms.XplatUIX11, System.Windows.Forms");
if (xplatui == null)
throw new PlatformNotSupportedException("mono runtime version no supported");
IntPtr display = (IntPtr)xplatui.GetField("DisplayHandle", BindingFlags.Static | BindingFlags.NonPublic).GetValue(null);
IntPtr rootWindow = (IntPtr)xplatui.GetField("RootWindow", BindingFlags.Static | BindingFlags.NonPublic).GetValue(null);
IntPtr colorMap = Glx.UnsafeNativeMethods.XCreateColormap(display, rootWindow, _DeviceFormat.XVisualInfo.visual, 0);
// KhronosApi.LogFunction("XCreateColormap(0x{0}, {1}, {2}. 0) = {0}", display.ToString("X"), rootWindow.ToString("X"), _DeviceFormat.XVisualInfo.visual.ToString());
IntPtr customVisual = _DeviceFormat.XVisualInfo.visual;
IntPtr origCustomVisual = (IntPtr)xplatui.GetField("CustomVisual", BindingFlags.Static | BindingFlags.NonPublic).GetValue(null);
KhronosApi.LogComment("Set System.Windows.Forms.XplatUIX11.CustomVisual change from {0} to {1}", origCustomVisual.ToString("X"), customVisual.ToString("X"));
xplatui.GetField("CustomVisual", BindingFlags.Static | BindingFlags.NonPublic).SetValue(null, customVisual);
KhronosApi.LogComment("Create System.Windows.Forms.XplatUIX11.CustomColormap ({0})", colorMap.ToString("X"));
xplatui.GetField("CustomColormap", BindingFlags.Static | BindingFlags.NonPublic).SetValue(null, colorMap);
}
/// <summary>
/// Create this GraphicsWindow.
/// </summary>
/// <param name="surfaceFormat">
/// A <see cref="GraphicsBuffersFormat"/> that specify the pixel format of the device context created
/// along with this GraphicsWindow.
/// </param>
public void Create(GraphicsBuffersFormat surfaceFormat)
{
if ((surfaceFormat == null) && (_SurfaceFormat == null))
throw new ArgumentNullException("surfaceFormat");
// Store surface format
if (surfaceFormat != null)
_SurfaceFormat = surfaceFormat;
// Actually create this GraphicsWindow
Create((GraphicsContext)null);
}
