Fix FoV problems

src/client/render/core.cpp

@@ -31,6 +31,7 @@ RenderingCore::RenderingCore(IrrlichtDevice *_device, Client *_client, Hud *_hud
       mapper(client->getMinimap()), hud(_hud)
 {
 	screensize = driver->getScreenSize();
+	virtual_size = screensize;
 }
 
 RenderingCore::~RenderingCore()
@@ -46,6 +47,7 @@ void RenderingCore::initialize()
 
 void RenderingCore::updateScreenSize()
 {
+	virtual_size = screensize;
 	clearTextures();
 	initTextures();
 }

src/client/render/core.h

@@ -30,6 +30,7 @@ class RenderingCore
 {
 protected:
 	v2u32 screensize;
+	v2u32 virtual_size;
 	video::SColor skycolor;
 	bool show_hud;
 	bool show_minimap;
@@ -69,4 +70,6 @@ public:
 	void initialize();
 	void draw(video::SColor _skycolor, bool _show_hud, bool _show_minimap,
 			bool _draw_wield_tool, bool _draw_crosshair);
+
+	inline v2u32 getVirtualSize() const { return virtual_size; }
 };

src/client/render/sidebyside.cpp

@@ -37,6 +37,7 @@ void RenderingCoreSideBySide::initTextures()
 		image_size = {screensize.X / 2, screensize.Y};
 		rpos = v2s32(screensize.X / 2, 0);
 	}
+	virtual_size = image_size;
 	left = driver->addRenderTargetTexture(
 			image_size, "3d_render_left", video::ECF_A8R8G8B8);
 	right = driver->addRenderTargetTexture(
@@ -51,7 +52,6 @@ void RenderingCoreSideBySide::clearTextures()
 
 void RenderingCoreSideBySide::drawAll()
 {
-	cam->setAspectRatio(1.0 * image_size.Width / image_size.Height);
 	driver->OnResize(image_size); // HACK to make GUI smaller
 	renderBothImages();
 	driver->OnResize(screensize);

src/client/renderingengine.cpp

@@ -114,7 +114,9 @@ RenderingEngine::~RenderingEngine()
 
 v2u32 RenderingEngine::getWindowSize() const
 {
-	return driver->getCurrentRenderTargetSize(); // HACK
+	if (core)
+		return core->getVirtualSize();
+	return m_device->getVideoDriver()->getScreenSize();
 }
 
 void RenderingEngine::setResizable(bool resize)