/// <summary>
/// Draws a given effect onto a context.
/// </summary>
/// <param name="d2D1DeviceContext">The input <see cref="ID2D1DeviceContext"/> instance to use to draw the effect.</param>
/// <param name="d2D1Effect">The input <see cref="ID2D1Effect"/> to draw.</param>
public static unsafe void DrawEffect(ID2D1DeviceContext *d2D1DeviceContext, ID2D1Effect *d2D1Effect)
{
d2D1DeviceContext->BeginDraw();
// Draw the image with the effect
d2D1DeviceContext->DrawImage(
effect: d2D1Effect,
targetOffset: null,
imageRectangle: null,
interpolationMode: D2D1_INTERPOLATION_MODE.D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
compositeMode: D2D1_COMPOSITE_MODE.D2D1_COMPOSITE_MODE_SOURCE_COPY);
d2D1DeviceContext->EndDraw().Assert();
}
public void SetInputEffect([NativeTypeName("UINT32")] uint index, [NativeTypeName("ID2D1Effect *")] ID2D1Effect *inputEffect, [NativeTypeName("BOOL")] int invalidate = 1)
{
ID2D1Image *output = null;
if (inputEffect != null)
{
inputEffect->GetOutput(&output);
}
SetInput(index, output, invalidate);
if (output != null)
{
output->Release();
}
}
public void SetInputEffect([NativeTypeName("UINT32")] uint index, ID2D1Effect *inputEffect, [Optional, DefaultParameterValue(1)] BOOL invalidate)
{
ID2D1Image *output = null;
if (inputEffect != null)
{
inputEffect->GetOutput(&output);
}
SetInput(index, output, invalidate);
if (output != null)
{
_ = output->Release();
}
}
public HRESULT CreateTransformNodeFromEffect(ID2D1Effect *effect, ID2D1TransformNode **transformNode)
{
return(((delegate * unmanaged <ID2D1EffectContext2 *, ID2D1Effect *, ID2D1TransformNode **, int>)(lpVtbl[6]))((ID2D1EffectContext2 *)Unsafe.AsPointer(ref this), effect, transformNode));
}
public int CreateTransformNodeFromEffect([NativeTypeName("ID2D1Effect *")] ID2D1Effect *effect, [NativeTypeName("ID2D1TransformNode **")] ID2D1TransformNode **transformNode)
{
return(((delegate * unmanaged <ID2D1EffectContext2 *, ID2D1Effect *, ID2D1TransformNode **, int>)(lpVtbl[6]))((ID2D1EffectContext2 *)Unsafe.AsPointer(ref this), effect, transformNode));
}
internal D2D1EffectDispatchDataLoader(ID2D1Effect *d2D1Effect)
{
this.d2D1Effect = d2D1Effect;
}
/// <summary>
/// Creates an <see cref="ID2D1Bitmap"/> instance.
/// </summary>
/// <param name="d2D1DeviceContext">The input <see cref="ID2D1DeviceContext"/> instance to use to create the bitmap source.</param>
/// <param name="wicBitmap">The input <see cref="IWICBitmap"/> to use to create the bitmap source.</param>
/// <param name="d2D1Effect">The input <see cref="ID2D1Effect"/> to set the source for.</param>
/// <returns>A new <see cref="ID2D1Bitmap"/> instance.</returns>
public static unsafe ComPtr <ID2D1Bitmap> CreateD2D1BitmapAndSetAsSource(ID2D1DeviceContext *d2D1DeviceContext, IWICBitmap *wicBitmap, ID2D1Effect *d2D1Effect)
{
using ComPtr <ID2D1Bitmap> d2D1BitmapSource = default;
// Create a source D2D1 bitmap from the WIC bitmap
d2D1DeviceContext->CreateBitmapFromWicBitmap(
wicBitmapSource: (IWICBitmapSource *)wicBitmap,
bitmap: d2D1BitmapSource.GetAddressOf()).Assert();
d2D1Effect->SetInput(0, (ID2D1Image *)d2D1BitmapSource.Get());
return(d2D1BitmapSource.Move());
}
public D2D1_EFFECT_INPUT_DESCRIPTION([NativeTypeName("ID2D1Effect *")] ID2D1Effect *effect, [NativeTypeName("UINT32")] uint inputIndex, [NativeTypeName("D2D1_RECT_F")] D2D_RECT_F inputRectangle)
{
this = EffectInputDescription(effect, inputIndex, inputRectangle);
}
