gpucalc.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Kristofer Tingdahl
 Date:          Jan 2011
 RCS:           $Id$
________________________________________________________________________
 
-*/
 
 
#include "gpucalcmod.h"
#include "sets.h"
 
class BufferStringSet;
 
namespace GPU
{
 
class DeviceData;
class ProgramData;
class Context;
 
mExpClass(GPUCalc) Device
{
public:
    bool                isGPU() const;
    const char*         platformName();
    const char*         name() const;
 
 
protected:
                        Device();
                        ~Device();
    void*               getContext();
    void*               getDevice();
 
    friend class        GPUManager;
    friend class        Program;
 
    DeviceData&         data_;
};
 
 
mExpClass(GPUCalc) Program
{
public:
                        Program(Device&);
                        ~Program();
 
    bool                setSource(const BufferStringSet& s,
                                  const char* mainfunction);
 
protected:
 
    ProgramData&        data_;
};
 
mExpClass(GPUCalc) ProgramObject
{
public:
                        ProgramObject(Program&);
};
 
mExpClass(GPUCalc) GPUManager
{
public:
                        GPUManager();
                        ~GPUManager();
 
    int                 nrDevices() const       { return devices_.size(); }
    Device*             getDevice(int idx)      { return devices_[idx]; }
 
protected:
    ObjectSet<Device>           devices_;
    ObjectSet<Context>          contexts_;
};
 
//Access. 
mGlobal(GPUCalc) GPUManager& manager();
 
 
}; // namespace