Fix warpy look on Quest 2

Author: DrBeef

Projects/Android/AndroidManifest.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 		package="com.drbeef.questzdoom"
-		android:versionCode="20"
-		android:versionName="1.1.2" android:installLocation="auto" >
+		android:versionCode="21"
+		android:versionName="1.1.3" android:installLocation="auto" >
 
 	<!-- Tell the system this app requires OpenGL ES 3.1. -->
 	<uses-feature android:glEsVersion="0x00030001" android:required="true"/>

Projects/Android/jni/QzDoom/QzDoom_SurfaceView.c

@@ -698,13 +698,14 @@ void ovrRenderer_Clear( ovrRenderer * renderer )
 	renderer->NumBuffers = VRAPI_FRAME_LAYER_EYE_MAX;
 }
 
+float QzDoom_GetFOV();
 
 void ovrRenderer_Create( int width, int height, ovrRenderer * renderer, const ovrJava * java )
 {
 	renderer->NumBuffers = VRAPI_FRAME_LAYER_EYE_MAX;
 
 	//Now using a symmetrical render target, based on the horizontal FOV
-    vrFOV = vrapi_GetSystemPropertyInt( java, VRAPI_SYS_PROP_SUGGESTED_EYE_FOV_DEGREES_X);
+	QzDoom_GetFOV();
 
 	// Create the render Textures.
 	for ( int eye = 0; eye < VRAPI_FRAME_LAYER_EYE_MAX; eye++ )
@@ -1306,6 +1307,16 @@ static ovrApp gAppState;
 static ovrJava java;
 static bool destroyed = false;
 
+
+float QzDoom_GetFOV()
+{
+	if (vrFOV == 0.0f) {
+		vrFOV = vrapi_GetSystemPropertyInt(&gAppState.Java, VRAPI_SYS_PROP_SUGGESTED_EYE_FOV_DEGREES_X);
+	}
+
+	return vrFOV;
+}
+
 void QzDoom_prepareEyeBuffer(int eye )
 {
 	ovrRenderer *renderer = QzDoom_useScreenLayer() ? &gAppState.Scene.CylinderRenderer : &gAppState.Renderer;

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/d_main.cpp

@@ -679,6 +679,8 @@ CVAR(Bool, vid_activeinbackground, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
 //
 //==========================================================================
 
+extern "C" float QzDoom_GetFOV();
+
 void D_Display ()
 {
 	bool wipe;
@@ -707,7 +709,7 @@ void D_Display ()
 
 	if (viewactive)
 	{
-		DAngle fov = 104.f;
+		DAngle fov = QzDoom_GetFOV();
 		AActor *cam = players[consoleplayer].camera;
 		if (cam)
 		{

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/gl/scene/gl_scene.cpp

@@ -995,7 +995,7 @@ void FGLRenderer::RenderView (player_t* player)
 	mLightCount = !!level.lights;
 
 	mShadowMap.Update();
-	sector_t * viewsector = drawer.RenderViewpoint(player->camera, NULL, r_viewpoint.FieldOfView.Degrees, ratio, fovratio, true, true);
+	sector_t * viewsector = drawer.RenderViewpoint(player->camera, NULL, r_viewpoint.FieldOfView().Degrees, ratio, fovratio, true, true);
 
 	All.Unclock();
 }
@@ -1026,7 +1026,7 @@ void GLSceneDrawer::WriteSavePic (player_t *player, FileWriter *file, int width,
 	GLRenderer->mLightCount = !!level.lights;
 
 	sector_t *viewsector = RenderViewpoint(players[consoleplayer].camera, &bounds,
-								r_viewpoint.FieldOfView.Degrees, 1.6f, 1.6f, true, false);
+								r_viewpoint.FieldOfView().Degrees, 1.6f, 1.6f, true, false);
 	glDisable(GL_STENCIL_TEST);
 	gl_RenderState.SetFixedColormap(CM_DEFAULT);
 	gl_RenderState.SetSoftLightLevel(-1);

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/p_mobj.cpp

@@ -4926,7 +4926,8 @@ DEFINE_ACTION_FUNCTION(AActor, AdjustFloorClip)
 //
 EXTERN_CVAR (Bool, chasedemo)
 EXTERN_CVAR(Bool, sv_singleplayerrespawn)
-EXTERN_CVAR(Float, fov)
+
+extern "C" float QzDoom_GetFOV();
 
 extern bool demonew;
 
@@ -5068,7 +5069,7 @@ AActor *P_SpawnPlayer (FPlayerStart *mthing, int playernum, int flags)
 		mobj->sprite = Skins[p->userinfo.GetSkin()].sprite;
 	}
 
-	p->DesiredFOV = p->FOV = fov;
+	p->DesiredFOV = p->FOV = QzDoom_GetFOV();
 	p->camera = p->mo;
 	p->playerstate = PST_LIVE;
 	p->refire = 0;

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/p_user.cpp

@@ -125,13 +125,6 @@ CUSTOM_CVAR(Float, cl_predict_lerpthreshold, 2.00f, CVAR_ARCHIVE | CVAR_GLOBALCO
 ColorSetList ColorSets;
 PainFlashList PainFlashes;
 
-// [Nash] FOV cvar setting
-CUSTOM_CVAR(Float, fov, 104.f, CVAR_ARCHIVE | CVAR_USERINFO | CVAR_NOINITCALL)
-{
-	player_t *p = &players[consoleplayer];
-	p->SetFOV(fov);
-}
-
 struct PredictPos
 {
 	int gametic;

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/polyrenderer/poly_renderer.cpp

@@ -236,7 +236,7 @@ PolyPortalViewpoint PolyRenderer::SetupPerspectiveMatrix(bool mirror)
 	float ratio = Viewwindow.WidescreenRatio;
 	float fovratio = (Viewwindow.WidescreenRatio >= 1.3f) ? 1.333333f : ratio;
 
-	float fovy = (float)(2 * DAngle::ToDegrees(atan(tan(Viewpoint.FieldOfView.Radians() / 2) / fovratio)).Degrees);
+	float fovy = (float)(2 * DAngle::ToDegrees(atan(tan(Viewpoint.FieldOfView().Radians() / 2) / fovratio)).Degrees);
 
 	PolyPortalViewpoint portalViewpoint;
 

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/polyrenderer/scene/poly_cull.cpp

@@ -365,7 +365,7 @@ void PolyCull::MarkViewFrustum()
 	if (tilt > 46.0) // If the pitch is larger than this you can look all around
 		return;
 
-	double floatangle = 2.0 + (45.0 + ((tilt / 1.9)))*viewpoint.FieldOfView.Degrees*48.0 / AspectMultiplier(viewwindow.WidescreenRatio) / 90.0;
+	double floatangle = 2.0 + (45.0 + ((tilt / 1.9)))*viewpoint.FieldOfView().Degrees*48.0 / AspectMultiplier(viewwindow.WidescreenRatio) / 90.0;
 	angle_t a1 = DAngle(floatangle).BAMs();
 	if (a1 < ANGLE_180)
 	{

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/r_sky.cpp

@@ -140,8 +140,8 @@ void R_InitSkyMap ()
 		skyiscale = float(r_Yaspect / freelookviewheight);
 		skyscale = freelookviewheight / r_Yaspect;
 
-		skyiscale *= float(r_viewpoint.FieldOfView.Degrees / 90.);
-		skyscale *= float(90. / r_viewpoint.FieldOfView.Degrees);
+		skyiscale *= float(r_viewpoint.FieldOfView().Degrees / 90.);
+		skyscale *= float(90. / r_viewpoint.FieldOfView().Degrees);
 	}
 
 	if (skystretch)

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/r_utility.cpp

@@ -111,6 +111,8 @@ int 			viewwindowy;
 int				viewwidth;
 int 			viewheight;
 
+extern "C" float QzDoom_GetFOV();
+
 FRenderViewpoint::FRenderViewpoint()
 {
 	player = nullptr;
@@ -125,13 +127,20 @@ FRenderViewpoint::FRenderViewpoint()
 	TanSin = 0.0;
 	camera = nullptr;
 	sector = nullptr;
-	FieldOfView = 104.; // Angles in the SCREENWIDTH wide window
 	TicFrac = 0.0;
 	FrameTime = 0;
 	extralight = 0;
 	showviewer = false;
 }
 
+DAngle	FRenderViewpoint::FieldOfView() const
+{
+    //Get for VR
+    DAngle fov = QzDoom_GetFOV();
+    return fov;
+}
+
+
 FRenderViewpoint r_viewpoint;
 FViewWindow		r_viewwindow;
 
@@ -166,13 +175,14 @@ DEFINE_GLOBAL(LocalViewPitch);
 void R_SetFOV (FRenderViewpoint &viewpoint, DAngle fov)
 {
 
-	if (fov < 5.) fov = 5.;
+/*	if (fov < 5.) fov = 5.;
 	else if (fov > 170.) fov = 170.;
 	if (fov != viewpoint.FieldOfView)
 	{
 		viewpoint.FieldOfView = fov;
 		setsizeneeded = true;
 	}
+ */
 }
 
 //==========================================================================
@@ -242,7 +252,7 @@ void R_SetWindow (FRenderViewpoint &viewpoint, FViewWindow &viewwindow, int wind
 	}
 
 
-	DAngle fov = viewpoint.FieldOfView;
+	DAngle fov = viewpoint.FieldOfView();
 
 	// For widescreen displays, increase the FOV so that the middle part of the
 	// screen that would be visible on a 4:3 display has the requested FOV.

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/r_utility.h

@@ -16,7 +16,9 @@ struct FRenderViewpoint
 {
 	FRenderViewpoint();
 
-	player_t		*player;		// For which player is this viewpoint being renderered? (can be null for camera textures)
+    DAngle			FieldOfView() const;	// current field of view
+
+    player_t		*player;		// For which player is this viewpoint being renderered? (can be null for camera textures)
 	DVector3		Pos;			// Camera position
 	DVector3		CenterEyePos;	// Camera position without view shift
 	DVector3		ActorPos;		// Camera actor's position
@@ -29,7 +31,6 @@ struct FRenderViewpoint
 
 	AActor			*camera;		// camera actor
 	sector_t		*sector;		// [RH] keep track of sector viewing from
-	DAngle			FieldOfView;	// current field of view
 
 	double			TicFrac;		// fraction of tic for interpolation
 	uint32_t		FrameTime;		// current frame's time in tics.

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/swrenderer/r_swrenderer.cpp

@@ -288,7 +288,7 @@ void FSoftwareRenderer::RenderTextureView (FCanvasTexture *tex, AActor *viewpoin
 	// These get clobbered by rendering to a camera texture but they need to be preserved so the final rendering can be done with the correct palette.
 	CameraLight savedCameraLight = *CameraLight::Instance();
 
-	DAngle savedfov = cameraViewpoint.FieldOfView;
+	DAngle savedfov = cameraViewpoint.FieldOfView();
 	R_SetFOV (cameraViewpoint, fov);
 
 	if (r_polyrenderer)

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/swrenderer/things/r_model.cpp

@@ -291,7 +291,7 @@ namespace swrenderer
 		float adjustedViewAngle = (float)(Viewpoint.Angles.Yaw - 90).Radians();
 		float ratio = Viewwindow.WidescreenRatio;
 		float fovratio = (Viewwindow.WidescreenRatio >= 1.3f) ? 1.333333f : ratio;
-		float fovy = (float)(2 * DAngle::ToDegrees(atan(tan(Viewpoint.FieldOfView.Radians() / 2) / fovratio)).Degrees);
+		float fovy = (float)(2 * DAngle::ToDegrees(atan(tan(Viewpoint.FieldOfView().Radians() / 2) / fovratio)).Degrees);
 		Mat4f altWorldToView =
 			Mat4f::Rotate(adjustedPitch, 1.0f, 0.0f, 0.0f) *
 			Mat4f::Rotate(adjustedViewAngle, 0.0f, -1.0f, 0.0f) *

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/swrenderer/viewport/r_viewport.cpp

@@ -199,7 +199,7 @@ namespace swrenderer
 		FocalLengthY = FocalLengthX * YaspectMul;
 
 		// This is 1/FocalTangent before the widescreen extension of FOV.
-		viewingrangerecip = FLOAT2FIXED(1. / tan(viewpoint.FieldOfView.Radians() / 2));
+		viewingrangerecip = FLOAT2FIXED(1. / tan(viewpoint.FieldOfView().Radians() / 2));
 
 		// Now generate xtoviewangle for sky texture mapping.
 		// [RH] Do not generate viewangletox, because texture mapping is no

Projects/Android/jni/gzdoom-g3.3mgw_mobile/src/version.h

@@ -41,7 +41,7 @@ const char *GetVersionString();
 
 /** Lots of different version numbers **/
 
-#define VERSIONSTR "DrBeef's QuestZDoom-1.1.2 (LZDoom 3.85)"
+#define VERSIONSTR "DrBeef's QuestZDoom-1.1.3 (LZDoom 3.85)"
 
 // The version as seen in the Windows resource
 #define RC_FILEVERSION 3,85,0