private void NestedContextPassSetup(
ref UIOperationContext context, ref RasterizePassSet passSet, ref ImperativeRenderer renderer, ref UIOperationContext passContext,
out ImperativeRenderer contentRenderer, out RasterizePassSet childrenPassSet, out UIOperationContext contentContext,
int previousStackDepth, ref int newStackDepth
)
{
renderer.Layer += 1;
passContext.Clone(out contentContext);
contentRenderer = renderer.MakeSubgroup();
if (ShouldClipContent)
{
newStackDepth = previousStackDepth + 1;
contentRenderer.DepthStencilState = context.UIContext.GetStencilTest(newStackDepth);
childrenPassSet = new RasterizePassSet(ref contentRenderer, newStackDepth, passSet.OverlayQueue);
}
else
{
contentRenderer.DepthStencilState =
(previousStackDepth <= 0)
? DepthStencilState.None
: context.UIContext.GetStencilTest(previousStackDepth);
childrenPassSet = new RasterizePassSet(ref contentRenderer, newStackDepth, passSet.OverlayQueue);
}
renderer.Layer += 1;
}
public override void Draw(GameTime gameTime, Frame frame)
{
using (var rtb = BatchGroup.ForRenderTarget(frame, -1, Rt)) {
var ir = new ImperativeRenderer(rtb, Materials);
ir.Clear(color: Color.Transparent);
ir.SetViewport(new Rectangle(128, 128, 256, 256), true);
ir.FillRectangle(new Rectangle(0, 0, 512, 512), Color.Black, customMaterial: Vpos);
}
{
var ir = new ImperativeRenderer(frame, Materials)
{
AutoIncrementLayer = true
};
ir.SetViewport(null, true);
ir.Clear(color: Color.SteelBlue);
const float scale = 0.65f;
var pos = new Vector2(Graphics.PreferredBackBufferWidth, Graphics.PreferredBackBufferHeight) / 2f;
ir.Draw(
Texture, pos, origin: Vector2.One * 0.5f, scale: Vector2.One * scale,
blendState: BlendState.Opaque,
samplerState: SamplerState.LinearClamp
);
ir.DrawString(
Font, "Hello, World!", Vector2.Zero,
blendState: BlendState.AlphaBlend,
material: Materials.ScreenSpaceShadowedBitmap
);
var sg = ir.MakeSubgroup();
sg.AutoIncrementLayer = true;
sg.SetViewport(new Rectangle(128, 128, 512, 512), true);
sg.FillRectangle(new Rectangle(0, 0, 1024, 1024), Color.Black, customMaterial: Vpos);
sg.SetViewport(null, true);
ir.Draw(
Rt, new Vector2(1920 - 512, 0)
);
}
}
private void RasterizeAcceleratorOverlay(ref UIOperationContext context, ref ImperativeRenderer renderer)
{
var activeModal = ActiveModal;
Control shiftTab = ResolveProxies(PickRotateFocusTarget(false, -1)),
tab = ResolveProxies(PickRotateFocusTarget(false, 1)),
ctrlShiftTab = (activeModal?.RetainFocus == true) ? null : ResolveProxies(PickRotateFocusTarget(true, -1)),
ctrlTab = (activeModal?.RetainFocus == true) ? null : ResolveProxies(PickRotateFocusTarget(true, 1));
var targetGroup = renderer.MakeSubgroup();
var labelGroup = renderer.MakeSubgroup();
RasterizedOverlayBoxes.Clear();
if (Focused != null)
{
RasterizedOverlayBoxes.Add(new RasterizedOverlayBox {
Control = Focused,
ControlBox = Focused.GetRect(contentRect: true)
});
}
// FIXME: This looks confusing
// RasterizeAcceleratorOverlay(context, ref labelGroup, ref targetGroup, Focused, null);
var topLevelSource = TopLevelFocused as IAcceleratorSource;
if (topLevelSource != null)
{
labelGroup = renderer.MakeSubgroup();
foreach (var accel in topLevelSource.Accelerators)
{
RasterizeAcceleratorOverlay(context, ref labelGroup, ref targetGroup, accel, true);
}
}
RasterizeAcceleratorOverlay(context, ref labelGroup, ref targetGroup, tab, FocusForward);
if (shiftTab != tab)
{
RasterizeAcceleratorOverlay(context, ref labelGroup, ref targetGroup, shiftTab, FocusBackward);
}
if ((ctrlTab != TopLevelFocused) || (ctrlShiftTab != TopLevelFocused))
{
if (ctrlTab != tab)
{
RasterizeAcceleratorOverlay(context, ref labelGroup, ref targetGroup, ctrlTab, WindowFocusForward);
}
if (ctrlTab != ctrlShiftTab)
{
RasterizeAcceleratorOverlay(context, ref labelGroup, ref targetGroup, ctrlShiftTab, WindowFocusBackward);
}
}
var focusedSource = Focused as IAcceleratorSource;
if ((focusedSource != null) && (focusedSource != topLevelSource))
{
labelGroup = renderer.MakeSubgroup();
foreach (var accel in focusedSource.Accelerators)
{
RasterizeAcceleratorOverlay(context, ref labelGroup, ref targetGroup, accel, true);
}
}
}