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Refactor material shaders to use separate constant buffer (slot 1) for shared per-view constants

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This commit is contained in:
Wojtek Figat
2022-11-27 12:06:31 +01:00
parent 189575efec
commit 835a230323
26 changed files with 92 additions and 194 deletions
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16
Source/Engine/Graphics/Materials/DecalMaterialShader.cpp
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@@ -12,17 +12,9 @@
#include "Engine/Renderer/DrawCall.h"
PACK_STRUCT(struct DecalMaterialShaderData {
Matrix ViewProjectionMatrix;
Matrix WorldMatrix;
Matrix ViewMatrix;
Matrix InvWorld;
Matrix SVPositionToWorld;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
});
DrawPass DecalMaterialShader::GetDrawModes() const
@@ -58,15 +50,7 @@ void DecalMaterialShader::Bind(BindParameters& params)
// Setup material constants
{
Matrix::Transpose(view.Frustum.GetMatrix(), materialData->ViewProjectionMatrix);
Matrix::Transpose(drawCall.World, materialData->WorldMatrix);
Matrix::Transpose(view.View, materialData->ViewMatrix);
materialData->ViewPos = view.Position;
materialData->ViewFar = view.Far;
materialData->ViewDir = view.Direction;
materialData->TimeParam = params.TimeParam;
materialData->ViewInfo = view.ViewInfo;
materialData->ScreenSize = view.ScreenSize;
// Matrix for transformation from world space to decal object space
Matrix invWorld;

25
Source/Engine/Graphics/Materials/DeferredMaterialShader.cpp
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@@ -17,23 +17,11 @@
#include "Engine/Graphics/RenderTask.h"
PACK_STRUCT(struct DeferredMaterialShaderData {
Matrix ViewProjectionMatrix;
Matrix WorldMatrix;
Matrix ViewMatrix;
Matrix PrevViewProjectionMatrix;
Matrix PrevWorldMatrix;
Matrix MainViewProjectionMatrix;
Float4 MainScreenSize;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
Float2 Dummy0;
float LODDitherFactor;
float PerInstanceRandom;
Float4 TemporalAAJitter;
Float3 GeometrySize;
float WorldDeterminantSign;
});
@@ -56,6 +44,7 @@ bool DeferredMaterialShader::CanUseInstancing(InstancingHandler& handler) const
void DeferredMaterialShader::Bind(BindParameters& params)
{
//PROFILE_CPU();
// Prepare
auto context = params.GPUContext;
auto& view = params.RenderContext.View;
@@ -81,23 +70,11 @@ void DeferredMaterialShader::Bind(BindParameters& params)
// Setup material constants
{
Matrix::Transpose(view.Frustum.GetMatrix(), materialData->ViewProjectionMatrix);
Matrix::Transpose(drawCall.World, materialData->WorldMatrix);
Matrix::Transpose(view.View, materialData->ViewMatrix);
Matrix::Transpose(drawCall.Surface.PrevWorld, materialData->PrevWorldMatrix);
Matrix::Transpose(view.PrevViewProjection, materialData->PrevViewProjectionMatrix);
Matrix::Transpose(view.MainViewProjection, materialData->MainViewProjectionMatrix);
materialData->MainScreenSize = view.MainScreenSize;
materialData->ViewPos = view.Position;
materialData->ViewFar = view.Far;
materialData->ViewDir = view.Direction;
materialData->TimeParam = params.TimeParam;
materialData->ViewInfo = view.ViewInfo;
materialData->ScreenSize = view.ScreenSize;
materialData->WorldDeterminantSign = drawCall.WorldDeterminantSign;
materialData->LODDitherFactor = drawCall.Surface.LODDitherFactor;
materialData->PerInstanceRandom = drawCall.PerInstanceRandom;
materialData->TemporalAAJitter = view.TemporalAAJitter;
materialData->GeometrySize = drawCall.Surface.GeometrySize;
}

18
Source/Engine/Graphics/Materials/DeformableMaterialShader.cpp
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@@ -15,23 +15,14 @@
#include "Engine/Graphics/RenderTask.h"
PACK_STRUCT(struct DeformableMaterialShaderData {
Matrix ViewProjectionMatrix;
Matrix WorldMatrix;
Matrix LocalMatrix;
Matrix ViewMatrix;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
Float3 Dummy0;
float WorldDeterminantSign;
float MeshMinZ;
float Segment;
float ChunksPerSegment;
float PerInstanceRandom;
Float4 TemporalAAJitter;
Float3 GeometrySize;
float MeshMaxZ;
});
@@ -69,23 +60,14 @@ void DeformableMaterialShader::Bind(BindParameters& params)
// Setup material constants
{
Matrix::Transpose(view.Frustum.GetMatrix(), materialData->ViewProjectionMatrix);
Matrix::Transpose(drawCall.World, materialData->WorldMatrix);
Matrix::Transpose(drawCall.Deformable.LocalMatrix, materialData->LocalMatrix);
Matrix::Transpose(view.View, materialData->ViewMatrix);
materialData->ViewPos = view.Position;
materialData->ViewFar = view.Far;
materialData->ViewDir = view.Direction;
materialData->TimeParam = params.TimeParam;
materialData->ViewInfo = view.ViewInfo;
materialData->ScreenSize = view.ScreenSize;
materialData->WorldDeterminantSign = drawCall.WorldDeterminantSign;
materialData->Segment = drawCall.Deformable.Segment;
materialData->ChunksPerSegment = drawCall.Deformable.ChunksPerSegment;
materialData->MeshMinZ = drawCall.Deformable.MeshMinZ;
materialData->MeshMaxZ = drawCall.Deformable.MeshMaxZ;
materialData->PerInstanceRandom = drawCall.PerInstanceRandom;
materialData->TemporalAAJitter = view.TemporalAAJitter;
materialData->GeometrySize = drawCall.Deformable.GeometrySize;
}

25
Source/Engine/Graphics/Materials/ForwardMaterialShader.cpp
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@@ -16,26 +16,12 @@
#include "Engine/Renderer/Lightmaps.h"
#endif
#define MAX_LOCAL_LIGHTS 4
PACK_STRUCT(struct ForwardMaterialShaderData {
Matrix ViewProjectionMatrix;
Matrix WorldMatrix;
Matrix ViewMatrix;
Matrix PrevViewProjectionMatrix;
Matrix PrevWorldMatrix;
Matrix MainViewProjectionMatrix;
Float4 MainScreenSize;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
Float2 Dummy0;
float LODDitherFactor;
float PerInstanceRandom;
Float4 TemporalAAJitter;
Float3 GeometrySize;
float WorldDeterminantSign;
});
@@ -89,19 +75,8 @@ void ForwardMaterialShader::Bind(BindParameters& params)
// Setup material constants
{
Matrix::Transpose(view.Frustum.GetMatrix(), materialData->ViewProjectionMatrix);
Matrix::Transpose(drawCall.World, materialData->WorldMatrix);
Matrix::Transpose(view.View, materialData->ViewMatrix);
Matrix::Transpose(drawCall.Surface.PrevWorld, materialData->PrevWorldMatrix);
Matrix::Transpose(view.PrevViewProjection, materialData->PrevViewProjectionMatrix);
Matrix::Transpose(view.MainViewProjection, materialData->MainViewProjectionMatrix);
materialData->MainScreenSize = view.MainScreenSize;
materialData->ViewPos = view.Position;
materialData->ViewFar = view.Far;
materialData->ViewDir = view.Direction;
materialData->TimeParam = params.TimeParam;
materialData->ViewInfo = view.ViewInfo;
materialData->ScreenSize = view.ScreenSize;
materialData->WorldDeterminantSign = drawCall.WorldDeterminantSign;
materialData->LODDitherFactor = drawCall.Surface.LODDitherFactor;
materialData->PerInstanceRandom = drawCall.PerInstanceRandom;

7
Source/Engine/Graphics/Materials/IMaterial.h
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@@ -8,6 +8,7 @@ struct MaterialParamsLink;
class GPUShader;
class GPUContext;
class GPUTextureView;
class GPUConstantBuffer;
class RenderBuffers;
class SceneRenderTask;
struct RenderView;
@@ -157,6 +158,12 @@ public:
BindParameters(::GPUContext* context, const ::RenderContext& renderContext);
BindParameters(::GPUContext* context, const ::RenderContext& renderContext, const DrawCall& drawCall);
BindParameters(::GPUContext* context, const ::RenderContext& renderContext, const DrawCall* firstDrawCall, int32 drawCallsCount);
// Per-view shared constant buffer (see ViewData in MaterialCommon.hlsl).
static GPUConstantBuffer* PerViewConstants;
// Binds the shared per-view constant buffer at slot 1 (see ViewData in MaterialCommon.hlsl)
void BindViewData();
};
/// <summary>

47
Source/Engine/Graphics/Materials/MaterialShader.cpp
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@@ -4,6 +4,7 @@
#include "Engine/Core/Log.h"
#include "Engine/Serialization/MemoryReadStream.h"
#include "Engine/Renderer/RenderList.h"
#include "Engine/Graphics/RenderTask.h"
#include "Engine/Graphics/GPUDevice.h"
#include "Engine/Graphics/Shaders/GPUConstantBuffer.h"
#include "Engine/Graphics/Shaders/GPUShader.h"
@@ -18,6 +19,21 @@
#include "DeformableMaterialShader.h"
#include "VolumeParticleMaterialShader.h"
PACK_STRUCT(struct MaterialShaderDataPerView {
Matrix ViewMatrix;
Matrix ViewProjectionMatrix;
Matrix PrevViewProjectionMatrix;
Matrix MainViewProjectionMatrix;
Float4 MainScreenSize;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
Float4 TemporalAAJitter;
});
IMaterial::BindParameters::BindParameters(::GPUContext* context, const ::RenderContext& renderContext)
: GPUContext(context)
, RenderContext(renderContext)
@@ -45,6 +61,37 @@ IMaterial::BindParameters::BindParameters(::GPUContext* context, const ::RenderC
{
}
GPUConstantBuffer* IMaterial::BindParameters::PerViewConstants = nullptr;
void IMaterial::BindParameters::BindViewData()
{
// Lazy-init
if (!PerViewConstants)
{
PerViewConstants = GPUDevice::Instance->CreateConstantBuffer(sizeof(MaterialShaderDataPerView), TEXT("PerViewConstants"));
}
// Setup data
MaterialShaderDataPerView cb;
int aa1 = sizeof(MaterialShaderDataPerView);
Matrix::Transpose(RenderContext.View.Frustum.GetMatrix(), cb.ViewProjectionMatrix);
Matrix::Transpose(RenderContext.View.View, cb.ViewMatrix);
Matrix::Transpose(RenderContext.View.PrevViewProjection, cb.PrevViewProjectionMatrix);
Matrix::Transpose(RenderContext.View.MainViewProjection, cb.MainViewProjectionMatrix);
cb.MainScreenSize = RenderContext.View.MainScreenSize;
cb.ViewPos = RenderContext.View.Position;
cb.ViewFar = RenderContext.View.Far;
cb.ViewDir = RenderContext.View.Direction;
cb.TimeParam = TimeParam;
cb.ViewInfo = RenderContext.View.ViewInfo;
cb.ScreenSize = RenderContext.View.ScreenSize;
cb.TemporalAAJitter = RenderContext.View.TemporalAAJitter;
// Update constants
GPUContext->UpdateCB(PerViewConstants, &cb);
GPUContext->BindCB(1, PerViewConstants);
}
GPUPipelineState* MaterialShader::PipelineStateCache::InitPS(CullMode mode, bool wireframe)
{
Desc.CullMode = mode;

2
Source/Engine/Graphics/Materials/MaterialShader.h
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@@ -10,7 +10,7 @@
/// <summary>
/// Current materials shader version.
/// </summary>
#define MATERIAL_GRAPH_VERSION 158
#define MATERIAL_GRAPH_VERSION 159
class Material;
class GPUShader;

16
Source/Engine/Graphics/Materials/ParticleMaterialShader.cpp
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@@ -15,15 +15,7 @@
#include "Engine/Particles/Graph/CPU/ParticleEmitterGraph.CPU.h"
PACK_STRUCT(struct ParticleMaterialShaderData {
Matrix ViewProjectionMatrix;
Matrix WorldMatrix;
Matrix ViewMatrix;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
uint32 SortedIndicesOffset;
float PerInstanceRandom;
int32 ParticleStride;
@@ -109,15 +101,7 @@ void ParticleMaterialShader::Bind(BindParameters& params)
static StringView ParticleScaleOffset(TEXT("Scale"));
static StringView ParticleModelFacingModeOffset(TEXT("ModelFacingMode"));
Matrix::Transpose(view.Frustum.GetMatrix(), materialData->ViewProjectionMatrix);
Matrix::Transpose(drawCall.World, materialData->WorldMatrix);
Matrix::Transpose(view.View, materialData->ViewMatrix);
materialData->ViewPos = view.Position;
materialData->ViewFar = view.Far;
materialData->ViewDir = view.Direction;
materialData->TimeParam = params.TimeParam;
materialData->ViewInfo = view.ViewInfo;
materialData->ScreenSize = view.ScreenSize;
materialData->SortedIndicesOffset = drawCall.Particle.Particles->GPU.SortedIndices && params.RenderContext.View.Pass != DrawPass::Depth ? sortedIndicesOffset : 0xFFFFFFFF;
materialData->PerInstanceRandom = drawCall.PerInstanceRandom;
materialData->ParticleStride = drawCall.Particle.Particles->Stride;

16
Source/Engine/Graphics/Materials/TerrainMaterialShader.cpp
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@@ -16,15 +16,7 @@
#include "Engine/Terrain/TerrainPatch.h"
PACK_STRUCT(struct TerrainMaterialShaderData {
Matrix ViewProjectionMatrix;
Matrix WorldMatrix;
Matrix ViewMatrix;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
Float3 WorldInvScale;
float WorldDeterminantSign;
float PerInstanceRandom;
@@ -74,15 +66,7 @@ void TerrainMaterialShader::Bind(BindParameters& params)
// Setup material constants
{
Matrix::Transpose(view.Frustum.GetMatrix(), materialData->ViewProjectionMatrix);
Matrix::Transpose(drawCall.World, materialData->WorldMatrix);
Matrix::Transpose(view.View, materialData->ViewMatrix);
materialData->ViewPos = view.Position;
materialData->ViewFar = view.Far;
materialData->ViewDir = view.Direction;
materialData->TimeParam = params.TimeParam;
materialData->ViewInfo = view.ViewInfo;
materialData->ScreenSize = view.ScreenSize;
const float scaleX = Float3(drawCall.World.M11, drawCall.World.M12, drawCall.World.M13).Length();
const float scaleY = Float3(drawCall.World.M21, drawCall.World.M22, drawCall.World.M23).Length();
const float scaleZ = Float3(drawCall.World.M31, drawCall.World.M32, drawCall.World.M33).Length();

16
Source/Engine/Graphics/Materials/VolumeParticleMaterialShader.cpp
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@@ -15,17 +15,9 @@
#include "Engine/Particles/Graph/CPU/ParticleEmitterGraph.CPU.h"
PACK_STRUCT(struct VolumeParticleMaterialShaderData {
Matrix ViewProjectionMatrix;
Matrix InverseViewProjectionMatrix;
Matrix ViewMatrix;
Matrix WorldMatrix;
Matrix WorldMatrixInverseTransposed;
Float3 ViewPos;
float ViewFar;
Float3 ViewDir;
float TimeParam;
Float4 ViewInfo;
Float4 ScreenSize;
Float3 GridSize;
float PerInstanceRandom;
float Dummy0;
@@ -83,17 +75,9 @@ void VolumeParticleMaterialShader::Bind(BindParameters& params)
// Setup material constants
{
Matrix::Transpose(view.Frustum.GetMatrix(), materialData->ViewProjectionMatrix);
Matrix::Transpose(view.IVP, materialData->InverseViewProjectionMatrix);
Matrix::Transpose(view.View, materialData->ViewMatrix);
Matrix::Transpose(drawCall.World, materialData->WorldMatrix);
Matrix::Invert(drawCall.World, materialData->WorldMatrixInverseTransposed);
materialData->ViewPos = view.Position;
materialData->ViewFar = view.Far;
materialData->ViewDir = view.Direction;
materialData->TimeParam = params.TimeParam;
materialData->ViewInfo = view.ViewInfo;
materialData->ScreenSize = view.ScreenSize;
materialData->GridSize = customData->GridSize;
materialData->PerInstanceRandom = drawCall.PerInstanceRandom;
materialData->VolumetricFogMaxDistance = customData->VolumetricFogMaxDistance;