RE/RE_NTVisual.h

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#ifndef __RE_NTVisual_h__
#define __RE_NTVisual_h__

#include "RE_API.h"
#include "RE_Types.h"
#include "RE_Visual.h"
#include "RE_Server.h"
#include "UT/UT_Defines.h"

#define ENV_EMULATION_ON  "HOUDINI_EMULATE_OVERLAY"
#define ENV_EMULATION_OFF "HOUDINI_NO_EMULATE_OVERLAY"

#define EMULATION_DEV2 0

class PixelFormat;
class RE_DDPrimarySurface;
class RE_DDOffScreenSurface;

extern RE_OGLContext     parentContext;

class RE_API RE_NTVisual : public RE_Visual
{
public:
    RE_NTVisual(RE_Server *newserver, RE_DisplayMode newmode);
    virtual ~RE_NTVisual();

    virtual RE_OGLContext   createContext(RE_Window *win) const;
    virtual void            deleteContext(RE_OGLContext) const;

    virtual void         initialize( OGLDrawable graphicsDrawable,
                                     OGLDrawable alternateDrawable );

    static PixelFormat  *getPixelFormat( bool bitmap );
    static void          initPixelFormats( bool bitmap, OGLDrawable draw );
    static int           getBestPixelFormat( OGLDrawable draw,
                                             bool rgb,
                                             bool dbl,
                                             bool bitmap,
                                             int colorDepth,
                                             bool zbuffer,
                                             bool stencil_buffer);

    static void          deleteShareContext( );

private:
    static int           getMultisampleFormat( RE_OGLContext context,
                                               RE_DisplayMode mode);
                                             
    static RE_OGLContext theShareContext;
    static int           theNumWindowPixFormats;
    static int           theNumBitmapPixFormats;
    static PixelFormat  *theWindowPixFormats;
    static PixelFormat  *theBitmapPixFormats;
};

#endif 

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