added CRT effect option for camera feed

Editor/CameraComponentWindow.cpp

@@ -242,6 +242,13 @@ void CameraComponentWindow::Create(EditorComponent* _editor)
 	}));
 	AddWidget(&samplecountSlider);
 
+	crtCheckbox.Create("CRT: ");
+	crtCheckbox.SetTooltip("Toggle CRT TV mode for this camera (when render to texture is enabled)");
+	crtCheckbox.OnClick(forEachSelectedCameraComponent([](auto camera, auto args) {
+		camera->SetCRT(args.bValue);
+	}));
+	AddWidget(&crtCheckbox);
+
 
 	AddWidget(&preview);
 
@@ -275,6 +282,7 @@ void CameraComponentWindow::SetEntity(Entity entity)
 		resolutionXSlider.SetValue((int)camera->render_to_texture.resolution.x);
 		resolutionYSlider.SetValue((int)camera->render_to_texture.resolution.y);
 		samplecountSlider.SetValue((int)camera->render_to_texture.sample_count);
+		crtCheckbox.SetCheck(camera->IsCRT());
 
 		preview.entity = entity;
 		preview.renderpath.scene = &scene;
@@ -311,16 +319,19 @@ void CameraComponentWindow::ResizeLayout()
 		resolutionXSlider.SetVisible(true);
 		resolutionYSlider.SetVisible(true);
 		samplecountSlider.SetVisible(true);
+		crtCheckbox.SetVisible(true);
 
 		layout.add(resolutionXSlider);
 		layout.add(resolutionYSlider);
 		layout.add(samplecountSlider);
+		layout.add_right(crtCheckbox);
 	}
 	else
 	{
 		resolutionXSlider.SetVisible(false);
 		resolutionYSlider.SetVisible(false);
 		samplecountSlider.SetVisible(false);
+		crtCheckbox.SetVisible(false);
 	}
 
 	layout.jump();

Editor/CameraComponentWindow.h

@@ -34,6 +34,7 @@ public:
 	wi::gui::Slider resolutionXSlider;
 	wi::gui::Slider resolutionYSlider;
 	wi::gui::Slider samplecountSlider;
+	wi::gui::CheckBox crtCheckbox;
 
 	CameraPreview preview;
 

WickedEngine/shaders/crt_screenCS.hlsl

@@ -157,6 +157,7 @@ void main(uint3 DTid : SV_DispatchThreadID)
 	float2 uv = (DTid.xy + 0.5) * postprocess.resolution_rcp.xy;
 	//uv = Warp(uv);
 	color.rgb=Tri(uv)*Mask(DTid.xy);
+	color.rgb *= 1 + sin(GetTime() * 100) * postprocess.params0.x;
 	color.rgb=ToSrgb(color.rgb);
 
 	output[DTid.xy] = color;

WickedEngine/wiRenderPath3D.cpp

@@ -2642,7 +2642,7 @@ namespace wi
 
 			wi::jobsystem::Execute(ctx, [this, cmd, i](wi::jobsystem::JobArgs args) {
 				GraphicsDevice* device = GetDevice();
-				const wi::scene::CameraComponent& camera = scene->cameras[i]; // reload, not captured in lambda (alloc)
+				wi::scene::CameraComponent& camera = scene->cameras[i]; // reload, not captured in lambda (alloc)
 				wi::renderer::Visibility& visibility = *(wi::renderer::Visibility*)camera.render_to_texture.visibility.get();
 				visibility.layerMask = getLayerMask();
 				visibility.scene = scene;
@@ -2728,6 +2728,12 @@ namespace wi
 					wi::renderer::DrawLightVisualizers(visibility, cmd);
 					device->RenderPassEnd(cmd);
 
+					if (camera.IsCRT() && getSceneUpdateEnabled())
+					{
+						wi::renderer::Postprocess_CRT(camera.render_to_texture.rendertarget_render, camera.render_to_texture.rendertarget_display, cmd, 0.2f);
+						std::swap(camera.render_to_texture.rendertarget_render, camera.render_to_texture.rendertarget_display);
+					}
+
 					wi::renderer::GenerateMipChain(camera.render_to_texture.rendertarget_render, wi::renderer::MIPGENFILTER_LINEAR, cmd);
 				}
 				device->EventEnd(cmd);

WickedEngine/wiRenderer.cpp

@@ -16850,7 +16850,8 @@ void Postprocess_Sharpen(
 void Postprocess_CRT(
 	const Texture& input,
 	const Texture& output,
-	CommandList cmd
+	CommandList cmd,
+	float flicker
 )
 {
 	ScopedGPUProfiling("Postprocess_CRT", cmd);
@@ -16867,6 +16868,7 @@ void Postprocess_CRT(
 	postprocess.resolution.y = desc.height;
 	postprocess.resolution_rcp.x = 1.0f / postprocess.resolution.x;
 	postprocess.resolution_rcp.y = 1.0f / postprocess.resolution.y;
+	postprocess.params0.x = flicker;
 	device->PushConstants(&postprocess, sizeof(postprocess), cmd);
 
 	const GPUResource* uavs[] = {

WickedEngine/wiRenderer.h

@@ -848,7 +848,8 @@ namespace wi::renderer
 	void Postprocess_CRT(
 		const wi::graphics::Texture& input,
 		const wi::graphics::Texture& output,
-		wi::graphics::CommandList cmd
+		wi::graphics::CommandList cmd,
+		float flicker = 0
 	);
 	enum class Tonemap
 	{

WickedEngine/wiScene_Components.h

@@ -1408,6 +1408,7 @@ namespace wi::scene
 			DIRTY = 1 << 0,
 			CUSTOM_PROJECTION = 1 << 1,
 			ORTHO = 1 << 2,
+			CRT_FILTER = 1 << 3,
 		};
 		uint32_t _flags = EMPTY;
 
@@ -1496,9 +1497,11 @@ namespace wi::scene
 		constexpr void SetDirty(bool value = true) { if (value) { _flags |= DIRTY; } else { _flags &= ~DIRTY; } }
 		constexpr void SetCustomProjectionEnabled(bool value = true) { if (value) { _flags |= CUSTOM_PROJECTION; } else { _flags &= ~CUSTOM_PROJECTION; } }
 		constexpr void SetOrtho(bool value = true) { if (value) { _flags |= ORTHO; } else { _flags &= ~ORTHO; } SetDirty(); }
+		constexpr void SetCRT(bool value = true) { if (value) { _flags |= CRT_FILTER; } else { _flags &= ~CRT_FILTER; } SetDirty(); }
 		constexpr bool IsDirty() const { return _flags & DIRTY; }
 		constexpr bool IsCustomProjectionEnabled() const { return _flags & CUSTOM_PROJECTION; }
 		constexpr bool IsOrtho() const { return _flags & ORTHO; }
+		constexpr bool IsCRT() const { return _flags & CRT_FILTER; }
 
 		void Lerp(const CameraComponent& a, const CameraComponent& b, float t);
 

WickedEngine/wiVersion.cpp

@@ -9,7 +9,7 @@ namespace wi::version
 	// minor features, major updates, breaking compatibility changes
 	const int minor = 71;
 	// minor bug fixes, alterations, refactors, updates
-	const int revision = 826;
+	const int revision = 827;
 
 	const std::string version_string = std::to_string(major) + "." + std::to_string(minor) + "." + std::to_string(revision);