Enable sourcevr build, make it build (but still not work) with modern openvr api

sourcevr/sourcevirtualreality.cpp

@@ -207,7 +207,11 @@ void CDistortionTextureRegen::RegenerateTextureBits( ITexture *pTexture, IVTFTex
 			float u = ( (float)x + 0.5f) / fWidth;
 			float v = ( (float)y + 0.5f) / fHeight;
 
-			DistortionCoordinates_t coords = g_SourceVirtualReality.GetHmd()->ComputeDistortion( m_eEye, u, v );
+			DistortionCoordinates_t coords;
+			if(!g_SourceVirtualReality.GetHmd()->ComputeDistortion( m_eEye, u, v, &coords ))
+			{
+				Warning("ComputeDistortion failed");
+			}
 
 			coords.rfRed[0] = Clamp( coords.rfRed[0], 0.f, 1.f ) * fUScale + fUOffset;
 			coords.rfGreen[0] = Clamp( coords.rfGreen[0], 0.f, 1.f ) * fUScale + fUOffset;
@@ -277,9 +281,9 @@ bool CSourceVirtualReality::GetDisplayBounds( VRRect_t *pRect )
 {
 	if( m_pHmd )
 	{
-		int32_t x, y;
-		uint32_t width, height;
-		m_pHmd->GetWindowBounds( &x, &y, &width, &height );
+		int32_t x = 0, y = 0;
+		uint32_t width = 1024, height = 1024;
+		m_pExtDisplay->GetWindowBounds( &x, &y, &width, &height );
 		pRect->nX = x;
 		pRect->nY = y;
 		pRect->nWidth = width;
@@ -421,7 +425,8 @@ void CSourceVirtualReality::GetViewportBounds( VREye eEye, int *pnX, int *pnY, i
 	else
 	{
 		uint32_t x, y, w, h;
-		m_pHmd->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
+//		m_pHmd->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
+		m_pExtDisplay->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
 		if( pnX && pnY )
 		{
 			*pnX = x;
@@ -530,8 +535,8 @@ bool CSourceVirtualReality::WillDriftInYaw()
 void CSourceVirtualReality::AcquireNewZeroPose()
 {
 	// just let the next tracker update re-zero us
-	if( m_pHmd )
-		m_pHmd->ResetSeatedZeroPose();
+	if( m_pChap )
+		m_pChap->ResetZeroPose(TrackingUniverseSeated);
 }
 
 bool CSourceVirtualReality::SampleTrackingState ( float PlayerGameFov, float fPredictionSeconds )
@@ -608,7 +613,7 @@ bool CSourceVirtualReality::DoDistortionProcessing ( VREye eEye )
 
 	// This is where we are rendering to
 	uint32_t x, y, w, h;
-	m_pHmd->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
+	m_pExtDisplay->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
 
 	pRenderContext->DrawScreenSpaceRectangle (	pDistortMaterial,
 		x, y, w, h,
@@ -682,7 +687,7 @@ bool CSourceVirtualReality::CompositeHud ( VREye eEye, float ndcHudBounds[4], bo
 	CMatRenderContextPtr pRenderContext( materials );
 
 	uint32_t x, y, w, h;
-	m_pHmd->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
+	m_pExtDisplay->GetEyeOutputViewport( SourceEyeToHmdEye( eEye ), &x, &y, &w, &h );
 
 	pRenderContext->DrawScreenSpaceRectangle (	pDistortHUDMaterial,
 		x, y, w, h,
@@ -706,14 +711,17 @@ bool CSourceVirtualReality::StartTracker()
 
 	// Initialize SteamVR
 	vr::HmdError err;
-	m_pHmd = vr::VR_Init(  &err );
-	if( err != HmdError_None )
+	m_pHmd = vr::VR_Init(  &err, vr::VRApplication_Scene );
+	m_pExtDisplay = vr::VRExtendedDisplay();
+	m_pChap = vr::VRChaperone();
+	
+	if( err != vr::VRInitError_None )
 	{
 		Msg( "Unable to initialize HMD tracker. Error code %d\n", err );
 		return false;
 	}
 
-	m_pHmd->ResetSeatedZeroPose();
+	m_pChap->ResetZeroPose(TrackingUniverseSeated);
 
 	m_bHaveValidPose = false;
 	m_ZeroFromHeadPose.Identity();

sourcevr/sourcevirtualreality.h

@@ -124,6 +124,8 @@ private:
 	CMaterialReference m_blackMaterial;
 
 	vr::IVRSystem				*m_pHmd;
+	vr::IVRExtendedDisplay *m_pExtDisplay;
+	vr::IVRChaperone *m_pChap;
 
 	bool	  m_bHaveValidPose;
 	VMatrix   m_ZeroFromHeadPose;

sourcevr/wscript

@@ -0,0 +1,49 @@
+#! /usr/bin/env python
+# encoding: utf-8
+
+from waflib import Utils
+import os
+
+top = '.'
+PROJECT_NAME = 'sourcevr'
+
+def options(opt):
+	# stub
+	return
+
+def configure(conf):
+	conf.env.append_unique('DEFINES',['strncpy=use_Q_strncpy_instead',
+		'_snprintf=use_Q_snprintf_instead','SOURCEVR_DLL'])
+	conf.check_cfg(package='openvr', uselib_store='OPENVR', args=['--cflags', '--libs'])
+
+def build(bld):
+	source = [
+		 "sourcevirtualreality.cpp"
+	]
+
+	includes = [
+		'.',
+		'../public',
+		'../public/tier0',
+		'../public/tier1'
+	] + bld.env.INCLUDES_SDL2
+
+	defines = []
+
+	libs = ['tier0','tier1','tier2', 'tier3','vstdlib','mathlib','OPENVR']
+
+	install_path = bld.env.LIBDIR
+
+	bld.shlib(
+		source   = source,
+		target   = PROJECT_NAME,
+		name     = PROJECT_NAME,
+		features = 'c cxx',
+		includes = includes,
+		defines  = defines,
+		use      = libs,
+		install_path = install_path,
+		subsystem = bld.env.MSVC_SUBSYSTEM,
+		idx      = bld.get_taskgen_count()
+	)
+