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Graphics: Rework shadowing (add cascaded shadow mapping)

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- Add support for per-viewer shadows
- Add cascaded shadow mapping for directional lights (wip)
- Rework the way lights are sent to the shaders (they are now selected once per viewer)
- Fixes PointLight shadow mapping (using a dedicated pass)
- Lights out of frustum for every viewers are no longer processed (wip)
This commit is contained in:
SirLynix
2023-09-06 13:20:52 +02:00
committed by Jérôme Leclercq
parent a08850946a
commit 9aebb4f745
41 changed files with 1320 additions and 576 deletions
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14
include/Nazara/Graphics/ElementRenderer.hpp
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@@ -14,6 +14,7 @@
#include <Nazara/Graphics/PredefinedShaderStructs.hpp>
#include <Nazara/Graphics/RenderElementPool.hpp>
#include <Nazara/Renderer/RenderBufferView.hpp>
#include <NazaraUtils/SparsePtr.hpp>
#include <array>
#include <memory>
#include <optional>
@@ -24,6 +25,7 @@ namespace Nz
class CommandBufferBuilder;
class RenderElement;
class RenderFrame;
class Texture;
class ViewerInstance;
struct ElementRendererData;
@@ -38,7 +40,7 @@ namespace Nz
virtual RenderElementPoolBase& GetPool() = 0;
virtual std::unique_ptr<ElementRendererData> InstanciateData() = 0;
virtual void Prepare(const ViewerInstance& viewerInstance, ElementRendererData& rendererData, RenderFrame& currentFrame, std::size_t elementCount, const Pointer<const RenderElement>* elements, const RenderStates* renderStates);
virtual void Prepare(const ViewerInstance& viewerInstance, ElementRendererData& rendererData, RenderFrame& currentFrame, std::size_t elementCount, const Pointer<const RenderElement>* elements, SparsePtr<const RenderStates> renderStates);
virtual void PrepareEnd(RenderFrame& currentFrame, ElementRendererData& rendererData);
virtual void Render(const ViewerInstance& viewerInstance, ElementRendererData& rendererData, CommandBufferBuilder& commandBuffer, std::size_t elementCount, const Pointer<const RenderElement>* elements) = 0;
virtual void Reset(ElementRendererData& rendererData, RenderFrame& currentFrame);
@@ -47,12 +49,14 @@ namespace Nz
{
RenderStates()
{
shadowMaps2D.fill(nullptr);
shadowMapsCube.fill(nullptr);
shadowMapsDirectional.fill(nullptr);
shadowMapsPoint.fill(nullptr);
shadowMapsSpot.fill(nullptr);
}
std::array<const Texture*, PredefinedLightData::MaxLightCount> shadowMaps2D;
std::array<const Texture*, PredefinedLightData::MaxLightCount> shadowMapsCube;
std::array<const Texture*, PredefinedLightData::MaxLightCount> shadowMapsDirectional;
std::array<const Texture*, PredefinedLightData::MaxLightCount> shadowMapsPoint;
std::array<const Texture*, PredefinedLightData::MaxLightCount> shadowMapsSpot;
RenderBufferView lightData;
};
};