Init/release VR interfaces in ryzom client, ref #43

code/nel/include/nel/3d/stereo_debugger.h

@@ -65,6 +65,10 @@ public:
 
 	/// Sets driver and generates necessary render targets
 	virtual void setDriver(NL3D::UDriver *driver);
+	void releaseTextures();
+	void initTextures();
+	void setTextures();
+	void verifyTextures();
 
 	/// Gets the required screen resolution for this device
 	virtual bool getScreenResolution(uint &width, uint &height);

code/nel/src/3d/stereo_debugger.cpp

@@ -96,21 +96,13 @@ CStereoDebugger::CStereoDebugger() : m_Driver(NULL), m_Stage(0), m_SubStage(0),
 
 CStereoDebugger::~CStereoDebugger()
 {
+	releaseTextures();
+
 	if (!m_Mat.empty())
 	{
-		m_Mat.getObjectPtr()->setTexture(0, NULL);
-		m_Mat.getObjectPtr()->setTexture(1, NULL);
 		m_Driver->deleteMaterial(m_Mat);
 	}
 
-	delete m_LeftTexU;
-	m_LeftTexU = NULL;
-	m_LeftTex = NULL; // CSmartPtr
-
-	delete m_RightTexU;
-	m_RightTexU = NULL;
-	m_RightTex = NULL; // CSmartPtr
-
 	delete m_PixelProgram;
 	m_PixelProgram = NULL;
 
@@ -143,10 +135,57 @@ void CStereoDebugger::setDriver(NL3D::UDriver *driver)
 	{
 		m_Driver = driver;
 
-		// todo: handle reso change!
+		initTextures();
 
+		m_Mat = m_Driver->createMaterial();
+		m_Mat.initUnlit();
+		m_Mat.setColor(CRGBA::White);
+		m_Mat.setBlend (false);
+		m_Mat.setAlphaTest (false);
+		NL3D::CMaterial *mat = m_Mat.getObjectPtr();
+		mat->setShader(NL3D::CMaterial::PostProcessing);
+		mat->setBlendFunc(CMaterial::one, CMaterial::zero);
+		mat->setZWrite(false);
+		mat->setZFunc(CMaterial::always);
+		mat->setDoubleSided(true);
+
+		setTextures();		
+
+		m_QuadUV.V0 = CVector(0.f, 0.f, 0.5f);
+		m_QuadUV.V1 = CVector(1.f, 0.f, 0.5f);
+		m_QuadUV.V2 = CVector(1.f, 1.f, 0.5f);
+		m_QuadUV.V3 = CVector(0.f, 1.f, 0.5f);
+
+		m_QuadUV.Uv0 = CUV(0.f,  0.f);
+		m_QuadUV.Uv1 = CUV(1.f, 0.f);
+		m_QuadUV.Uv2 = CUV(1.f, 1.f);
+		m_QuadUV.Uv3 = CUV(0.f,  1.f);
+	}
+}
+
+void CStereoDebugger::releaseTextures()
+{
+	if (!m_Mat.empty())
+	{
+		m_Mat.getObjectPtr()->setTexture(0, NULL);
+		m_Mat.getObjectPtr()->setTexture(1, NULL);
+		m_Driver->deleteMaterial(m_Mat);
+	}
+
+	delete m_LeftTexU;
+	m_LeftTexU = NULL;
+	m_LeftTex = NULL; // CSmartPtr
+
+	delete m_RightTexU;
+	m_RightTexU = NULL;
+	m_RightTex = NULL; // CSmartPtr
+}
+
+void CStereoDebugger::initTextures()
+{
 	uint32 width, height;
-		driver->getWindowSize(width, height);
+	m_Driver->getWindowSize(width, height);
+	NL3D::IDriver *drvInternal = (static_cast<CDriverUser *>(m_Driver))->getDriver();	
 
 	m_LeftTex = new CTextureBloom();
 	m_LeftTex->setRenderTarget(true);
@@ -169,32 +208,31 @@ void CStereoDebugger::setDriver(NL3D::UDriver *driver)
 	drvInternal->setupTexture(*m_RightTex);
 	m_RightTexU = new CTextureUser(m_RightTex);
 	nlassert(!drvInternal->isTextureRectangle(m_RightTex)); // not allowed
+}
 
-
-		m_Mat = m_Driver->createMaterial();
-		m_Mat.initUnlit();
-		m_Mat.setColor(CRGBA::White);
-		m_Mat.setBlend (false);
-		m_Mat.setAlphaTest (false);
+void CStereoDebugger::setTextures()
+{
 	NL3D::CMaterial *mat = m_Mat.getObjectPtr();
-		mat->setShader(NL3D::CMaterial::PostProcessing);
-		mat->setBlendFunc(CMaterial::one, CMaterial::zero);
-		mat->setZWrite(false);
-		mat->setZFunc(CMaterial::always);
-		mat->setDoubleSided(true);
 	mat->setTexture(0, m_LeftTex);
 	mat->setTexture(1, m_RightTex);
+}
 
-
-		m_QuadUV.V0 = CVector(0.f, 0.f, 0.5f);
-		m_QuadUV.V1 = CVector(1.f, 0.f, 0.5f);
-		m_QuadUV.V2 = CVector(1.f, 1.f, 0.5f);
-		m_QuadUV.V3 = CVector(0.f, 1.f, 0.5f);
-
-		m_QuadUV.Uv0 = CUV(0.f,  0.f);
-		m_QuadUV.Uv1 = CUV(1.f, 0.f);
-		m_QuadUV.Uv2 = CUV(1.f, 1.f);
-		m_QuadUV.Uv3 = CUV(0.f,  1.f);
+void CStereoDebugger::verifyTextures()
+{
+	if (m_Driver)
+	{
+		uint32 width, height;
+		m_Driver->getWindowSize(width, height);
+		if (m_LeftTex->getWidth() != width 
+			|| m_RightTex->getWidth() != width 
+			|| m_LeftTex->getHeight() != height 
+			|| m_RightTex->getHeight() != height)
+		{
+			nldebug("Rebuild textures");
+			releaseTextures();
+			initTextures();
+			setTextures();
+		}
 	}
 }
 

code/nel/src/3d/stereo_ovr.cpp

@@ -233,11 +233,6 @@ CStereoOVR::~CStereoOVR()
 
 void CStereoOVR::setDriver(NL3D::UDriver *driver)
 {
-	// Do not allow weird stuff.
-	uint32 width, height;
-	driver->getWindowSize(width, height);
-	nlassert(width == m_DevicePtr->HMDInfo.HResolution);
-	nlassert(height == m_DevicePtr->HMDInfo.VResolution);
 	nlassert(!m_PixelProgram);
 
 	NL3D::IDriver *drvInternal = (static_cast<CDriverUser *>(driver))->getDriver();	
@@ -264,7 +259,7 @@ void CStereoOVR::setDriver(NL3D::UDriver *driver)
 		m_BarrelTex = new CTextureBloom(); // lol bloom
 		m_BarrelTex->setRenderTarget(true);
 		m_BarrelTex->setReleasable(false);
-		m_BarrelTex->resize(width, height);
+		m_BarrelTex->resize(m_DevicePtr->HMDInfo.HResolution, m_DevicePtr->HMDInfo.VResolution);
 		m_BarrelTex->setFilterMode(ITexture::Linear, ITexture::LinearMipMapOff);
 		m_BarrelTex->setWrapS(ITexture::Clamp);
 		m_BarrelTex->setWrapT(ITexture::Clamp);
@@ -358,6 +353,12 @@ void CStereoOVR::updateCamera(uint cid, const NL3D::UCamera *camera)
 
 bool CStereoOVR::nextPass()
 {
+	// Do not allow weird stuff.
+	uint32 width, height;
+	m_Driver->getWindowSize(width, height);
+	nlassert(width == m_DevicePtr->HMDInfo.HResolution);
+	nlassert(height == m_DevicePtr->HMDInfo.VResolution);
+
 	switch (m_Stage)
 	{
 	case 0:

code/ryzom/client/src/camera.cpp

@@ -17,7 +17,7 @@
 #include <nel/misc/types_nl.h>
 #include "camera.h"
 
-#include <nel/3d/stereo_ovr.h>
+#include <nel/3d/stereo_display.h>
 
 #include "global.h"
 #include "misc.h"

code/ryzom/client/src/client_cfg.cpp

@@ -303,6 +303,10 @@ CClientConfig::CClientConfig()
 	Luminosity			= 0.f;						// Default Monitor Luminosity.
 	Gamma				= 0.f;						// Default Monitor Gamma.
 	
+	VREnable			= false;
+	VRDisplayDevice		= "Auto";
+	VRDisplayDeviceId	= "";
+
 	Local				= false;					// Default is Net Mode.
 	FSHost				= "";						// Default Host.
 
@@ -847,6 +851,9 @@ void CClientConfig::setValues()
 	else
 		cfgWarning ("Default value used for 'Driver3D' !!!");
 
+	READ_BOOL_FV(VREnable)
+	READ_STRING_FV(VRDisplayDevice)
+	READ_STRING_FV(VRDisplayDeviceId)
 
 	////////////
 	// INPUTS //

code/ryzom/client/src/client_cfg.h

@@ -146,6 +146,11 @@ struct CClientConfig
 	/// Monitor Gamma [-1 ~ 1], default 0
 	float			Gamma;
 
+	// VR
+	bool			VREnable;
+	std::string		VRDisplayDevice;
+	std::string		VRDisplayDeviceId;
+
 	/// Client in Local mode or not.
 	bool			Local;
 	/// Host.

code/ryzom/client/src/global.cpp

@@ -26,8 +26,8 @@ using namespace NLMISC;
 // ***************************************************************************
 // Main System
 NL3D::UDriver				*Driver = 0;		// The main 3D Driver
-NL3D::CStereoOVR			*StereoDisplay = NULL; // Stereo display
-NL3D::CStereoOVR			*StereoHMD = NULL;	// Head mount display
+NL3D::IStereoDisplay		*StereoDisplay = NULL; // Stereo display
+NL3D::IStereoHMD			*StereoHMD = NULL;	// Head mount display
 CSoundManager				*SoundMngr = 0;		// the sound manager
 NL3D::UMaterial				GenericMat;	// Generic Material
 NL3D::UTextContext			*TextContext = 0;	// Context for all the text in the client.

code/ryzom/client/src/global.h

@@ -40,7 +40,8 @@ namespace NL3D
 	class UMaterial;
 	class UTextContext;
 	class UWaterEnvMap;
-	class CStereoOVR;
+	class IStereoDisplay;
+	class IStereoHMD;
 }
 
 class CEntityAnimationManager;
@@ -78,8 +79,8 @@ const float		ExtraZoneLoadingVision	= 100.f;
 // ***************************************************************************
 // Main System
 extern NL3D::UDriver				*Driver;		// The main 3D Driver
-extern NL3D::CStereoOVR				*StereoDisplay; // Stereo display
-extern NL3D::CStereoOVR				*StereoHMD;
+extern NL3D::IStereoDisplay			*StereoDisplay; // Stereo display
+extern NL3D::IStereoHMD				*StereoHMD;		// Head mount display
 extern CSoundManager				*SoundMngr;		// the sound manager
 extern NL3D::UMaterial				GenericMat;	// Generic Material
 extern NL3D::UTextContext			*TextContext;	// Context for all the text in the client.

code/ryzom/client/src/init.cpp

@@ -39,6 +39,7 @@
 #include "nel/3d/u_driver.h"
 #include "nel/3d/u_text_context.h"
 #include "nel/3d/u_shape_bank.h"
+#include "nel/3d/stereo_hmd.h"
 // Net.
 #include "nel/net/email.h"
 // Ligo.
@@ -46,6 +47,7 @@
 
 // Std.
 #include <fstream>
+#include <sstream>
 // Game Share
 #include "game_share/ryzom_version.h"
 // Client
@@ -792,6 +794,59 @@ void prelogInit()
 		// Check driver version
 		checkDriverVersion();
 
+		// Initialize the VR devices (even more important than the most important part of the client)
+		nmsg = "Initializing VR devices...";
+		ProgressBar.newMessage ( ClientCfg.buildLoadingString(nmsg) );
+		if (ClientCfg.VREnable)
+		{
+			nldebug("VR [C]: Enabled");
+			std::vector<NL3D::CStereoDeviceInfo> devices;
+			IStereoDisplay::listDevices(devices);
+			for (std::vector<NL3D::CStereoDeviceInfo>::iterator it(devices.begin()), end(devices.end()); it != end; ++it)
+			{
+				std::stringstream name;
+				name << std::string("[") << it->Serial << "] [" << IStereoDisplay::getLibraryName(it->Library) << " - " << it->Manufacturer << " - " << it->ProductName << "]";
+				nlinfo("VR [C]: Stereo Display: %s", name.str().c_str());
+			}
+			CStereoDeviceInfo *deviceInfo = NULL;
+			if (ClientCfg.VRDisplayDevice == std::string("Auto")
+				&& devices.begin() != devices.end())
+			{
+				deviceInfo = &devices[0];
+			}
+			else
+			{
+				for (std::vector<NL3D::CStereoDeviceInfo>::iterator it(devices.begin()), end(devices.end()); it != end; ++it)
+				{
+					std::stringstream name;
+					name << IStereoDisplay::getLibraryName(it->Library) << " - " << it->Manufacturer << " - " << it->ProductName;
+					if (name.str() == ClientCfg.VRDisplayDevice)
+						deviceInfo = &(*it);
+					if (ClientCfg.VRDisplayDeviceId == it->Serial)
+						break;
+				}
+			}
+			if (deviceInfo)
+			{
+				nlinfo("VR [C]: Create VR stereo display device");
+				StereoDisplay = IStereoDisplay::createDevice(*deviceInfo);
+				if (StereoDisplay)
+				{
+					if (deviceInfo->Class == CStereoDeviceInfo::StereoHMD)
+					{
+						nlinfo("VR [C]: Stereo display device is a HMD");
+						StereoHMD = static_cast<IStereoHMD *>(StereoDisplay);
+					}
+				}
+			}
+		}
+		else
+		{
+			nldebug("VR [C]: NOT Enabled");
+		}
+		IStereoDisplay::releaseUnusedLibraries();
+
+
 		// Create the driver (most important part of the client).
 		nmsg = "Creating 3d driver...";
 		ProgressBar.newMessage ( ClientCfg.buildLoadingString(nmsg) );
@@ -861,6 +916,11 @@ void prelogInit()
 		else
 			Driver->setSwapVBLInterval(0);
 		
+		if (StereoDisplay)
+		{
+			// override mode TODO
+		}
+
 		// Set the mode of the window.
 		if (!Driver->setDisplay (mode, false))
 		{
@@ -1103,6 +1163,12 @@ void prelogInit()
 		// init bloom effect
 		CBloomEffect::getInstance().init(driver != UDriver::Direct3d);
 		
+		if (StereoDisplay)
+		{
+			// Init stereo display resources
+			StereoDisplay->setDriver(Driver);
+		}
+
 		nlinfo ("PROFILE: %d seconds for prelogInit", (uint32)(ryzomGetLocalTime ()-initStart)/1000);
 
 		FPU_CHECKER_ONCE

code/ryzom/client/src/main_loop.cpp

@@ -42,7 +42,7 @@
 #include "nel/3d/u_material.h"
 #include "nel/3d/u_instance_material.h"
 #include "nel/3d/u_cloud_scape.h"
-#include "nel/3d/stereo_ovr.h"
+#include "nel/3d/stereo_hmd.h"
 // game share
 #include "game_share/brick_types.h"
 #include "game_share/light_cycle.h"

code/ryzom/client/src/release.cpp

@@ -35,6 +35,7 @@
 #include "nel/3d/u_scene.h"
 #include "nel/3d/u_visual_collision_manager.h"
 #include "nel/3d/u_shape_bank.h"
+#include "nel/3d/stereo_hmd.h"
 // Client
 #include "global.h"
 #include "release.h"
@@ -559,6 +560,15 @@ void release()
 	CEntityAnimationManager::delInstance();
 	EAM= NULL;
 
+	nldebug("VR [C]: VR Shutting down");
+	if (StereoDisplay)
+	{
+		delete StereoDisplay;
+		StereoDisplay = NULL;
+		StereoHMD = NULL;
+	}
+	IStereoDisplay::releaseAllLibraries();
+
 	// Delete the driver.
 	if(Driver)
 	{