100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
// Copyright (c) 2012-2024 Wojciech Figat. All rights reserved.
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#include "DirectionalLight.h"
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#include "Engine/Graphics/RenderTask.h"
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#include "Engine/Graphics/RenderView.h"
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#include "Engine/Renderer/RenderList.h"
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#include "Engine/Serialization/Serialization.h"
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#include "Engine/Level/Scene/SceneRendering.h"
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DirectionalLight::DirectionalLight(const SpawnParams& params)
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: LightWithShadow(params)
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{
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_drawNoCulling = 1;
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Brightness = 8.0f;
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}
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void DirectionalLight::Draw(RenderContext& renderContext)
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{
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float brightness = Brightness;
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AdjustBrightness(renderContext.View, brightness);
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const Float3 position = GetPosition() - renderContext.View.Origin;
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if (Brightness > ZeroTolerance
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&& EnumHasAnyFlags(renderContext.View.Flags, ViewFlags::DirectionalLights)
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&& EnumHasAnyFlags(renderContext.View.Pass, DrawPass::GBuffer)
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&& (ViewDistance < ZeroTolerance || Float3::DistanceSquared(renderContext.View.Position, position) < ViewDistance * ViewDistance))
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{
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RendererDirectionalLightData data;
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data.Position = position;
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data.MinRoughness = MinRoughness;
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data.ShadowsDistance = ShadowsDistance;
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data.Color = Color.ToFloat3() * (Color.A * brightness);
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data.ShadowsStrength = ShadowsStrength;
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data.Direction = GetDirection();
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data.ShadowsFadeDistance = ShadowsFadeDistance;
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data.ShadowsNormalOffsetScale = ShadowsNormalOffsetScale;
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data.ShadowsDepthBias = ShadowsDepthBias;
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data.ShadowsSharpness = ShadowsSharpness;
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data.VolumetricScatteringIntensity = VolumetricScatteringIntensity;
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data.IndirectLightingIntensity = IndirectLightingIntensity;
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data.CastVolumetricShadow = CastVolumetricShadow;
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data.RenderedVolumetricFog = 0;
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data.ShadowsMode = ShadowsMode;
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data.CascadeCount = CascadeCount;
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data.Cascade1Spacing = Cascade1Spacing;
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data.Cascade2Spacing = Cascade2Spacing;
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data.Cascade3Spacing = Cascade3Spacing;
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data.Cascade4Spacing = Cascade4Spacing;
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data.PartitionMode = PartitionMode;
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data.ContactShadowsLength = ContactShadowsLength;
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data.StaticFlags = GetStaticFlags();
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data.ID = GetID();
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renderContext.List->DirectionalLights.Add(data);
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}
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}
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void DirectionalLight::Serialize(SerializeStream& stream, const void* otherObj)
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{
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// Base
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LightWithShadow::Serialize(stream, otherObj);
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SERIALIZE_GET_OTHER_OBJ(DirectionalLight);
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SERIALIZE(CascadeCount);
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SERIALIZE(Cascade1Spacing);
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SERIALIZE(Cascade2Spacing);
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SERIALIZE(Cascade3Spacing);
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SERIALIZE(Cascade4Spacing);
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SERIALIZE(PartitionMode);
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}
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void DirectionalLight::Deserialize(DeserializeStream& stream, ISerializeModifier* modifier)
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{
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// Base
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LightWithShadow::Deserialize(stream, modifier);
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DESERIALIZE(CascadeCount);
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DESERIALIZE(Cascade1Spacing);
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DESERIALIZE(Cascade2Spacing);
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DESERIALIZE(Cascade3Spacing);
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DESERIALIZE(Cascade4Spacing);
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DESERIALIZE(PartitionMode);
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}
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bool DirectionalLight::IntersectsItself(const Ray& ray, Real& distance, Vector3& normal)
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{
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return false;
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}
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void DirectionalLight::OnTransformChanged()
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{
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// Base
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LightWithShadow::OnTransformChanged();
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_box = BoundingBox(_transform.Translation);
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_sphere = BoundingSphere(_transform.Translation, 0.0f);
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}
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