fractorium/Source/EmberCL/RendererCL.h
Simon Detheridge a8a39f4ac0 Add required using declarations for new member variables in Renderer
Without this, there are a couple of `undeclared identifier` errors when attempting to use the variables.
2015-04-20 11:38:34 +01:00

235 lines
8.6 KiB
C++

#pragma once
#include "EmberCLPch.h"
#include "OpenCLWrapper.h"
#include "IterOpenCLKernelCreator.h"
#include "DEOpenCLKernelCreator.h"
#include "FinalAccumOpenCLKernelCreator.h"
/// <summary>
/// RendererCLBase and RendererCL classes.
/// </summary>
namespace EmberCLns
{
/// <summary>
/// Serves only as an interface for OpenCL specific rendering functions.
/// </summary>
class EMBERCL_API RendererCLBase
{
public:
virtual ~RendererCLBase() { }
virtual bool ReadFinal(byte* pixels) = 0;
virtual bool ClearFinal() = 0;
};
/// <summary>
/// RendererCL is a derivation of the basic CPU renderer which
/// overrides various functions to render on the GPU using OpenCL.
/// Since this class derives from EmberReport and also contains an
/// OpenCLWrapper member which also derives from EmberReport, the
/// reporting functions are overridden to aggregate the errors from
/// both sources.
/// It does not support different types for T and bucketT, so it only has one template argument
/// and uses both for the base.
/// </summary>
template <typename T>
class EMBERCL_API RendererCL : public Renderer<T, T>, public RendererCLBase
{
using EmberNs::Renderer<T, T>::RendererBase::Abort;
using EmberNs::Renderer<T, T>::RendererBase::EarlyClip;
using EmberNs::Renderer<T, T>::RendererBase::Transparency;
using EmberNs::Renderer<T, T>::RendererBase::EnterResize;
using EmberNs::Renderer<T, T>::RendererBase::LeaveResize;
using EmberNs::Renderer<T, T>::RendererBase::FinalRasW;
using EmberNs::Renderer<T, T>::RendererBase::FinalRasH;
using EmberNs::Renderer<T, T>::RendererBase::SuperRasW;
using EmberNs::Renderer<T, T>::RendererBase::SuperRasH;
using EmberNs::Renderer<T, T>::RendererBase::SuperSize;
using EmberNs::Renderer<T, T>::RendererBase::BytesPerChannel;
using EmberNs::Renderer<T, T>::RendererBase::TemporalSamples;
using EmberNs::Renderer<T, T>::RendererBase::ItersPerTemporalSample;
using EmberNs::Renderer<T, T>::RendererBase::FuseCount;
using EmberNs::Renderer<T, T>::RendererBase::DensityFilterOffset;
using EmberNs::Renderer<T, T>::RendererBase::m_ProgressParameter;
using EmberNs::Renderer<T, T>::RendererBase::m_YAxisUp;
using EmberNs::Renderer<T, T>::RendererBase::m_LockAccum;
using EmberNs::Renderer<T, T>::RendererBase::m_Abort;
using EmberNs::Renderer<T, T>::RendererBase::m_NumChannels;
using EmberNs::Renderer<T, T>::RendererBase::m_LastIter;
using EmberNs::Renderer<T, T>::RendererBase::m_LastIterPercent;
using EmberNs::Renderer<T, T>::RendererBase::m_Stats;
using EmberNs::Renderer<T, T>::RendererBase::m_Callback;
using EmberNs::Renderer<T, T>::RendererBase::m_Rand;
using EmberNs::Renderer<T, T>::RendererBase::m_RenderTimer;
using EmberNs::Renderer<T, T>::RendererBase::m_IterTimer;
using EmberNs::Renderer<T, T>::RendererBase::m_ProgressTimer;
using EmberNs::Renderer<T, T>::RendererBase::EmberReport::m_ErrorReport;
using EmberNs::Renderer<T, T>::m_RotMat;
using EmberNs::Renderer<T, T>::m_Ember;
using EmberNs::Renderer<T, T>::m_Csa;
using EmberNs::Renderer<T, T>::m_CurvesSet;
using EmberNs::Renderer<T, T>::CenterX;
using EmberNs::Renderer<T, T>::CenterY;
using EmberNs::Renderer<T, T>::K1;
using EmberNs::Renderer<T, T>::K2;
using EmberNs::Renderer<T, T>::Supersample;
using EmberNs::Renderer<T, T>::HighlightPower;
using EmberNs::Renderer<T, T>::HistBuckets;
using EmberNs::Renderer<T, T>::AccumulatorBuckets;
using EmberNs::Renderer<T, T>::GetDensityFilter;
using EmberNs::Renderer<T, T>::GetSpatialFilter;
using EmberNs::Renderer<T, T>::CoordMap;
using EmberNs::Renderer<T, T>::XformDistributions;
using EmberNs::Renderer<T, T>::XformDistributionsSize;
public:
RendererCL(uint platform = 0, uint device = 0, bool shared = false, GLuint outputTexID = 0);
~RendererCL();
//Non-virtual member functions for OpenCL specific tasks.
bool Init(uint platform, uint device, bool shared, GLuint outputTexID);
bool SetOutputTexture(GLuint outputTexID);
//Iters per kernel/block/grid.
inline uint IterCountPerKernel() const;
inline uint IterCountPerBlock() const;
inline uint IterCountPerGrid() const;
//Kernels per block.
inline uint IterBlockKernelWidth() const;
inline uint IterBlockKernelHeight() const;
inline uint IterBlockKernelCount() const;
//Kernels per grid.
inline uint IterGridKernelWidth() const;
inline uint IterGridKernelHeight() const;
inline uint IterGridKernelCount() const;
//Blocks per grid.
inline uint IterGridBlockWidth() const;
inline uint IterGridBlockHeight() const;
inline uint IterGridBlockCount() const;
uint PlatformIndex();
uint DeviceIndex();
bool ReadHist();
bool ReadAccum();
bool ReadPoints(vector<PointCL<T>>& vec);
bool ClearHist();
bool ClearAccum();
bool WritePoints(vector<PointCL<T>>& vec);
#ifdef TEST_CL
bool WriteRandomPoints();
#endif
string IterKernel();
string DEKernel();
string FinalAccumKernel();
//Virtual functions overridden from RendererCLBase.
virtual bool ReadFinal(byte* pixels);
virtual bool ClearFinal();
//Public virtual functions overridden from Renderer or RendererBase.
virtual size_t MemoryAvailable() override;
virtual bool Ok() const override;
virtual void NumChannels(size_t numChannels) override;
virtual void DumpErrorReport() override;
virtual void ClearErrorReport() override;
virtual size_t SubBatchSize() const override;
virtual size_t ThreadCount() const override;
virtual bool CreateDEFilter(bool& newAlloc) override;
virtual bool CreateSpatialFilter(bool& newAlloc) override;
virtual eRendererType RendererType() const override;
virtual string ErrorReportString() override;
virtual vector<string> ErrorReport() override;
virtual bool RandVec(vector<QTIsaac<ISAAC_SIZE, ISAAC_INT>>& randVec) override;
#ifndef TEST_CL
protected:
#endif
//Protected virtual functions overridden from Renderer.
virtual void MakeDmap(T colorScalar) override;
virtual bool Alloc() override;
virtual bool ResetBuckets(bool resetHist = true, bool resetAccum = true) override;
virtual eRenderStatus LogScaleDensityFilter() override;
virtual eRenderStatus GaussianDensityFilter() override;
virtual eRenderStatus AccumulatorToFinalImage(byte* pixels, size_t finalOffset) override;
virtual EmberStats Iterate(size_t iterCount, size_t temporalSample) override;
#ifndef TEST_CL
private:
#endif
//Private functions for making and running OpenCL programs.
bool BuildIterProgramForEmber(bool doAccum = true);
bool RunIter(size_t iterCount, size_t temporalSample, size_t& itersRan);
eRenderStatus RunLogScaleFilter();
eRenderStatus RunDensityFilter();
eRenderStatus RunFinalAccum();
bool ClearBuffer(const string& bufferName, uint width, uint height, uint elementSize);
bool RunDensityFilterPrivate(uint kernelIndex, uint gridW, uint gridH, uint blockW, uint blockH, uint chunkSizeW, uint chunkSizeH, uint chunkW, uint chunkH);
int MakeAndGetDensityFilterProgram(size_t ss, uint filterWidth);
int MakeAndGetFinalAccumProgram(T& alphaBase, T& alphaScale);
int MakeAndGetGammaCorrectionProgram();
void FillSeeds();
//Private functions passing data to OpenCL programs.
DensityFilterCL<T> ConvertDensityFilter();
SpatialFilterCL<T> ConvertSpatialFilter();
void ConvertEmber(Ember<T>& ember, EmberCL<T>& emberCL, vector<XformCL<T>>& xformsCL);
static CarToRasCL<T> ConvertCarToRas(const CarToRas<T>& carToRas);
bool m_Init;
bool m_NVidia;
bool m_DoublePrecision;
uint m_IterCountPerKernel;
uint m_IterBlocksWide, m_IterBlockWidth;
uint m_IterBlocksHigh, m_IterBlockHeight;
uint m_MaxDEBlockSizeW;
uint m_MaxDEBlockSizeH;
uint m_WarpSize;
size_t m_Calls;
//Buffer names.
string m_EmberBufferName;
string m_XformsBufferName;
string m_ParVarsBufferName;
string m_SeedsBufferName;
string m_DistBufferName;
string m_CarToRasBufferName;
string m_DEFilterParamsBufferName;
string m_SpatialFilterParamsBufferName;
string m_CurvesCsaName;
string m_DECoefsBufferName;
string m_DEWidthsBufferName;
string m_DECoefIndicesBufferName;
string m_SpatialFilterCoefsBufferName;
string m_HistBufferName;
string m_AccumBufferName;
string m_FinalImageName;
string m_PointsBufferName;
//Kernels.
string m_IterKernel;
OpenCLWrapper m_Wrapper;
cl::ImageFormat m_PaletteFormat;
cl::ImageFormat m_FinalFormat;
cl::Image2D m_Palette;
IMAGEGL2D m_AccumImage;
GLuint m_OutputTexID;
EmberCL<T> m_EmberCL;
vector<XformCL<T>> m_XformsCL;
vector<glm::highp_uvec2> m_Seeds;
Palette<float> m_DmapCL;//Used instead of the base class' m_Dmap because OpenCL only supports float textures.
CarToRasCL<T> m_CarToRasCL;
DensityFilterCL<T> m_DensityFilterCL;
SpatialFilterCL<T> m_SpatialFilterCL;
IterOpenCLKernelCreator<T> m_IterOpenCLKernelCreator;
DEOpenCLKernelCreator<T> m_DEOpenCLKernelCreator;
FinalAccumOpenCLKernelCreator<T> m_FinalAccumOpenCLKernelCreator;
pair<string, vector<T>> m_Params;
Ember<T> m_LastBuiltEmber;
};
}