From 224048d516ca2284c4852f85789167e85595dd34 Mon Sep 17 00:00:00 2001
From: sono <sono.hasis.com>
Date: Mon, 16 Mar 2020 15:54:19 +0330
Subject: [PATCH] Add scratchPad feature

---
 MainWindow.cpp                       | 7 ++++++-
 MainWindow.h                         | 3 +++
 header/IProcessStrategy.h            | 6 +++---
 header/strategies/Rejection.h        | 2 +-
 header/strategies/ScanConversion.h   | 2 +-
 source/IProcessStrategy.cpp          | 4 ++--
 source/strategies/Rejection.cpp      | 2 +-
 source/strategies/ScanConversion.cpp | 2 +-
 8 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/MainWindow.cpp b/MainWindow.cpp
index 23175a5..e35fde2 100644
--- a/MainWindow.cpp
+++ b/MainWindow.cpp
@@ -28,6 +28,10 @@ MainWindow::MainWindow(QWidget *parent)
 											   .getDevicesByContext(
 												_CLContext)[0]);
 
+	_scratchPad = new Buffer(_CLContext, CL_MEM_READ_WRITE, 1024);
+	_scratch = new double[128];
+	CLQueue.enqueueWriteBuffer(*_scratchPad, CL_TRUE, 0, 1024, _scratch);
+
 	registerStrategies();
 	_strategy = Q_NULLPTR;
 }
@@ -182,7 +186,8 @@ void MainWindow::on_btn_test_clicked()
 			update_field(&_scenGenOutput.outputWidth, OUT_WIDTH);
 			update_field(&_scenGenOutput.outputHeight, OUT_HEIGHT);
 			_strategy->cpuProcess(_scenGenOutput);
-			auto outFrame = _strategy->processKernel(inFrame);
+
+			auto outFrame = _strategy->processKernel(inFrame, _scratchPad);
 
 			char *out;
 			out = (char*)malloc(OUT_WIDTH * OUT_WIDTH * sizeof (char) * sizeof (myflt));
diff --git a/MainWindow.h b/MainWindow.h
index 0edd7fb..a407011 100644
--- a/MainWindow.h
+++ b/MainWindow.h
@@ -64,5 +64,8 @@ private:
 	IProcessStrategy* _strategy;
 	ScenGenOutput_t _scenGenOutput;
 
+	Buffer* _scratchPad;
+	double* _scratch;
+
 };
 #endif // MAINWINDOW_H
diff --git a/header/IProcessStrategy.h b/header/IProcessStrategy.h
index 77e305b..37851ec 100644
--- a/header/IProcessStrategy.h
+++ b/header/IProcessStrategy.h
@@ -23,7 +23,7 @@ public:
 	virtual void cpuProcess(ScenGenOutput_t parameters) = 0;
 	virtual void finalize() = 0;
 	virtual void ReadParams(QString path, ScenGenOutput_t* params) = 0;
-	virtual Image* processKernel(Image* inputFrame) = 0;
+	virtual Image* processKernel(Image* inputFrame, Buffer* scratchPad) = 0;
 
 protected:
 	Kernel _kernel;
@@ -39,10 +39,10 @@ protected:
 	OpenCLHelper _openCLHelper;
 
 signals:
-	void sgl_outputReady(Image* frames);
+	void sgl_outputReady(Image* frames, Buffer* scratchPad);
 
 public slots:
-	void slt_process(Image* frames);
+	void slt_process(Image* frames, Buffer* scratchPad);
 
 };
 
diff --git a/header/strategies/Rejection.h b/header/strategies/Rejection.h
index f5fd01e..60d220f 100644
--- a/header/strategies/Rejection.h
+++ b/header/strategies/Rejection.h
@@ -23,7 +23,7 @@ public:
 
 private:
    KernelFunctor<Image2D, Image2D, Rejection_t> _kernelFunctor;
-   virtual Image* processKernel(Image *frames) override;
+   virtual Image* processKernel(Image *frames, Buffer* scratchPad) override;
    Rejection_t _kernelParameters;
 
    double _rejectionThr;
diff --git a/header/strategies/ScanConversion.h b/header/strategies/ScanConversion.h
index 2cce609..c46d846 100644
--- a/header/strategies/ScanConversion.h
+++ b/header/strategies/ScanConversion.h
@@ -25,7 +25,7 @@ public:
 
 private:
 	KernelFunctor<Image2D, Image2D, Buffer, Buffer, Buffer, Buffer, ScanConversion_t> _kernelFunctor;
-	virtual Image* processKernel(Image *frames) override;
+	virtual Image* processKernel(Image *frames, Buffer* scratchPad) override;
 	ScanConversion_t _kernelParameters;
 	quint64 _width;
 	quint64 _height;
diff --git a/source/IProcessStrategy.cpp b/source/IProcessStrategy.cpp
index acb9650..a660c4e 100644
--- a/source/IProcessStrategy.cpp
+++ b/source/IProcessStrategy.cpp
@@ -2,9 +2,9 @@
 #include <QImage>
 #include <QPixmap>
 
-void IProcessStrategy::slt_process(Image* inputFrame)
+void IProcessStrategy::slt_process(Image* inputFrame, Buffer* scratchPad)
 {
-	emit sgl_outputReady(processKernel(inputFrame));
+
 }
 
 IProcessStrategy::IProcessStrategy(const Context context,
diff --git a/source/strategies/Rejection.cpp b/source/strategies/Rejection.cpp
index 0ea26e4..ceebd0e 100644
--- a/source/strategies/Rejection.cpp
+++ b/source/strategies/Rejection.cpp
@@ -43,7 +43,7 @@ void Rejection::ReadParams(QString path, ScenGenOutput_t *params)
 }
 
 
-Image* Rejection::processKernel(Image *frames)
+Image* Rejection::processKernel(Image *frames, Buffer* scratchPad)
 {
 	Context context = _openCLHelper.getContext();
 	auto format = frames->getImageInfo<CL_IMAGE_FORMAT>();
diff --git a/source/strategies/ScanConversion.cpp b/source/strategies/ScanConversion.cpp
index 4544bdc..3bd169d 100644
--- a/source/strategies/ScanConversion.cpp
+++ b/source/strategies/ScanConversion.cpp
@@ -226,7 +226,7 @@ void ScanConversion::ReadParams(QString path, ScenGenOutput_t *params)
 }
 
 
-Image* ScanConversion::processKernel(Image *frames)
+Image* ScanConversion::processKernel(Image *frames, Buffer* scratchPad)
 {
 	Context context = _openCLHelper.getContext();
 	auto format = frames->getImageInfo<CL_IMAGE_FORMAT>();