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ryzom-core/nel/include/nel/3d/stereo_display.h

155 lines
4.5 KiB
C++

/**
* \file stereo_display.h
* \brief IStereoDisplay
* \date 2013-06-27 16:29GMT
* \author Jan Boon (Kaetemi)
* IStereoDisplay
*/
// NeL - MMORPG Framework <https://wiki.ryzom.dev/>
// Copyright (C) 2013-2014 Jan BOON (Kaetemi) <jan.boon@kaetemi.be>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifndef NL3D_STEREO_DISPLAY_H
#define NL3D_STEREO_DISPLAY_H
#include <nel/misc/types_nl.h>
// STL includes
// NeL includes
#include <nel/misc/smart_ptr.h>
// Project includes
namespace NL3D {
class UCamera;
class CViewport;
class CFrustum;
class IStereoDisplay;
class UTexture;
class UDriver;
class IStereoDeviceFactory : public NLMISC::CRefCount
{
public:
IStereoDeviceFactory() { }
virtual ~IStereoDeviceFactory() { }
virtual IStereoDisplay *createDevice() const = 0;
};
struct CStereoDeviceInfo
{
public:
enum TStereoDeviceClass
{
StereoDisplay,
StereoHMD,
};
enum TStereoDeviceLibrary
{
NeL3D,
OVR,
LibVR,
OpenHMD,
};
NLMISC::CSmartPtr<IStereoDeviceFactory> Factory;
TStereoDeviceLibrary Library;
TStereoDeviceClass Class;
std::string Manufacturer;
std::string ProductName;
std::string Serial; // A unique device identifier
bool AllowAuto; // Allow this device to be automatically selected when no device is configured
};
/**
* \brief IStereoDisplay
* \date 2013-06-27 16:29GMT
* \author Jan Boon (Kaetemi)
* IStereoDisplay
*/
class IStereoDisplay
{
public:
IStereoDisplay();
virtual ~IStereoDisplay();
/// Sets driver and generates necessary render targets
virtual void setDriver(NL3D::UDriver *driver) = 0;
/// Attach the driver to the display, return true if attached
virtual bool attachToDisplay() = 0;
/// Detach the driver from the display
virtual void detachFromDisplay() = 0;
/// Gets the required screen resolution for this device
virtual bool getScreenResolution(uint &width, uint &height) = 0;
/// Set latest camera position etcetera
virtual void updateCamera(uint cid, const NL3D::UCamera *camera) = 0;
/// Get the frustum to use for clipping
virtual void getClippingFrustum(uint cid, NL3D::UCamera *camera) const = 0;
/// Get the original frustum of the camera
virtual void getOriginalFrustum(uint cid, NL3D::UCamera *camera) const = 0;
/// Is there a next pass
virtual bool nextPass() = 0;
/// Gets the current viewport
virtual const NL3D::CViewport &getCurrentViewport() const = 0;
/// Gets the current camera frustum
virtual const NL3D::CFrustum &getCurrentFrustum(uint cid) const = 0;
/// Gets the current camera frustum
virtual void getCurrentFrustum(uint cid, NL3D::UCamera *camera) const = 0;
/// Gets the current camera matrix
virtual void getCurrentMatrix(uint cid, NL3D::UCamera *camera) const = 0;
/// At the start of a new render target
virtual bool wantClear() = 0;
/// The 3D scene
virtual bool wantScene() = 0;
/// Scene post processing effects
virtual bool wantSceneEffects() = 0;
/// Interface within the 3D scene
virtual bool wantInterface3D() = 0;
/// 2D Interface
virtual bool wantInterface2D() = 0;
/// Is this the first 3D scene of the frame
virtual bool isSceneFirst() = 0;
/// Is this the last 3D scene of the frame
virtual bool isSceneLast() = 0;
/// Returns true if a new render target was set, always fase if not using render targets
virtual bool beginRenderTarget() = 0;
/// Returns true if a render target was fully drawn, always false if not using render targets
virtual bool endRenderTarget() = 0;
static const char *getLibraryName(CStereoDeviceInfo::TStereoDeviceLibrary library);
// List all devices. Device creation factories are no longer valid after re-calling this function
static void listDevices(std::vector<CStereoDeviceInfo> &devicesOut);
static IStereoDisplay *createDevice(const CStereoDeviceInfo &deviceInfo);
static void releaseUnusedLibraries();
static void releaseAllLibraries();
}; /* class IStereoDisplay */
} /* namespace NL3D */
#endif /* #ifndef NL3D_STEREO_DISPLAY_H */
/* end of file */