gpuprog.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        K. Tingdahl
 Date:          Mar 2016
________________________________________________________________________

-*/

#include "bufstring.h"
#include "uistring.h"
#include "objectset.h"
#include "refcount.h"

namespace GPU
{

mExpClass(Basic) Device
{
public:
                                Device();
    virtual                     ~Device() {}
    
    int                         id_;
    
    od_int64                    totalmem_;
    od_int64                    maxmemalloc_;

    int                         max2Dsize_[2];
    int                         max3Dsize_[3];

    bool                        iscpu_;
    BufferString                name_;
};


mExpClass(Basic) Platform
{
public:
    static const ObjectSet<Platform>&   getPlatforms();

    BufferString                        vendor_;
    BufferString                        name_;

    ObjectSet<Device>                   devices_;
};


mExpClass(Basic) Context : public RefCount::Referenced
{
public:
    static RefMan<Context>      createContext(const TypeSet<int>& deviceids);
    uiString                    errMsg() const { return errmsg_; }
    virtual bool                isOK() const { return errmsg_.isEmpty(); }
protected:
    uiString                    errmsg_;
};


//For internal implementation only.
typedef Context* (*ContextCreateFunction)(const TypeSet<int>&);
mGlobal(Basic) void setContextCreatorFunction(ContextCreateFunction);
mGlobal(Basic) void setPlatforms(ObjectSet<Platform>&);



}  //namespace