FUnrealWindowViewportClient Class Reference

#include <UnrealWindowViewportClient.h>

Inheritance diagram for FUnrealWindowViewportClient:

Collaboration diagram for FUnrealWindowViewportClient:

Public Member Functions
virtual void	Draw (FViewport *Viewport, FCanvas *Canvas) override
virtual UWorld *	GetWorld () const override
virtual void	RedrawRequested (FViewport *Viewport) override

Public Attributes
TWeakObjectPtr< UTextureRenderTarget2D >	TextRenderTarget2D
FTexture *	texture = nullptr
int	width = 1280
int	height = 720

Detailed Description

Custom Viewport client, where we have access to canvas on Draw function. This is the place where we issue canvas draw call to present SceneCaptureComponent Texture to custom window

Definition at line 20 of file UnrealWindowViewportClient.h.

Member Function Documentation

Draw()

void FUnrealWindowViewportClient::Draw ( FViewport *  Viewport, FCanvas *  Canvas  )

overridevirtual

FViewportClient interface

Definition at line 11 of file UnrealWindowViewportClient.cpp.

{
    if (texture != nullptr)
    {
        // Draw texture to canvas
        FCanvasTileItem TileItem(FVector2D(0, 0), texture, FVector2D(width, height), FLinearColor::White);
        TileItem.BlendMode = ESimpleElementBlendMode::SE_BLEND_Opaque;
        Canvas->DrawItem(TileItem);
    }
    else
    {
        Canvas->Clear(FLinearColor::Black);
    }
}

References height, texture, and width.

GetWorld()

virtual UWorld * FUnrealWindowViewportClient::GetWorld ( ) const

inlineoverridevirtual

Definition at line 30 of file UnrealWindowViewportClient.h.

{ return nullptr; }

RedrawRequested()

virtual void FUnrealWindowViewportClient::RedrawRequested ( FViewport *  Viewport )

inlineoverridevirtual

Definition at line 31 of file UnrealWindowViewportClient.h.

{ Viewport->Draw(); }

Member Data Documentation

height

int FUnrealWindowViewportClient::height = 720

Definition at line 36 of file UnrealWindowViewportClient.h.

Referenced by Draw().

TextRenderTarget2D

TWeakObjectPtr<UTextureRenderTarget2D> FUnrealWindowViewportClient::TextRenderTarget2D

Definition at line 33 of file UnrealWindowViewportClient.h.

texture

FTexture* FUnrealWindowViewportClient::texture = nullptr

Definition at line 34 of file UnrealWindowViewportClient.h.

Referenced by Draw().

width

int FUnrealWindowViewportClient::width = 1280

Definition at line 35 of file UnrealWindowViewportClient.h.

Referenced by Draw().

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The documentation for this class was generated from the following files:

• Unreal/Agrarsense/Source/Agrarsense/UnrealWindow/UnrealWindowViewportClient.h
• Unreal/Agrarsense/Source/Agrarsense/UnrealWindow/UnrealWindowViewportClient.cpp