diff --git a/source/Irrlicht/COGLES2Driver.cpp b/source/Irrlicht/COGLES2Driver.cpp
index f506114..a36f911 100644
--- a/source/Irrlicht/COGLES2Driver.cpp
+++ b/source/Irrlicht/COGLES2Driver.cpp
@@ -2099,6 +2099,13 @@ COGLES2Driver::~COGLES2Driver()
 	}
 
 
+	void COGLES2Driver::setViewPortRaw(u32 width, u32 height)
+	{
+		CacheHandler->setViewport(0, 0, width, height);
+		ViewPort = core::recti(0, 0, width, height);
+	}
+
+
 	//! Draws a shadow volume into the stencil buffer.
 	void COGLES2Driver::drawStencilShadowVolume(const core::array<core::vector3df>& triangles, bool zfail, u32 debugDataVisible)
 	{
@@ -2460,7 +2467,7 @@ COGLES2Driver::~COGLES2Driver()
 
 			destRenderTargetSize = renderTarget->getSize();
 
-			CacheHandler->setViewport(0, 0, destRenderTargetSize.Width, destRenderTargetSize.Height);
+			setViewPortRaw(destRenderTargetSize.Width, destRenderTargetSize.Height);
 		}
 		else
 		{
@@ -2468,7 +2475,7 @@ COGLES2Driver::~COGLES2Driver()
 
 			destRenderTargetSize = core::dimension2d<u32>(0, 0);
 
-			CacheHandler->setViewport(0, 0, ScreenSize.Width, ScreenSize.Height);
+			setViewPortRaw(ScreenSize.Width, ScreenSize.Height);
 		}
 
 		if (CurrentRenderTargetSize != destRenderTargetSize)
diff --git a/source/Irrlicht/COGLES2Driver.h b/source/Irrlicht/COGLES2Driver.h
index 06e80a6..1ce1179 100644
--- a/source/Irrlicht/COGLES2Driver.h
+++ b/source/Irrlicht/COGLES2Driver.h
@@ -379,6 +379,9 @@ namespace video
 
 		bool setMaterialTexture(irr::u32 layerIdx, const irr::video::ITexture* texture);
 
+		//! Same as `CacheHandler->setViewport`, but also sets `ViewPort`
+		virtual void setViewPortRaw(u32 width, u32 height);
+
 		COGLES2CacheHandler* CacheHandler;
 		core::stringw Name;
 		core::stringc VendorName;
diff --git a/source/Irrlicht/COGLESDriver.cpp b/source/Irrlicht/COGLESDriver.cpp
index cca937c..2bce88a 100644
--- a/source/Irrlicht/COGLESDriver.cpp
+++ b/source/Irrlicht/COGLESDriver.cpp
@@ -2330,6 +2330,13 @@ void COGLES1Driver::setViewPort(const core::rect<s32>& area)
 }
 
 
+void COGLES1Driver::setViewPortRaw(u32 width, u32 height)
+{
+	CacheHandler->setViewport(0, 0, width, height);
+	ViewPort = core::recti(0, 0, width, height);
+}
+
+
 //! Draws a shadow volume into the stencil buffer.
 void COGLES1Driver::drawStencilShadowVolume(const core::array<core::vector3df>& triangles, bool zfail, u32 debugDataVisible)
 {
@@ -2779,7 +2786,7 @@ bool COGLES1Driver::setRenderTargetEx(IRenderTarget* target, u16 clearFlag, SCol
 
 		destRenderTargetSize = renderTarget->getSize();
 
-		CacheHandler->setViewport(0, 0, destRenderTargetSize.Width, destRenderTargetSize.Height);
+		setViewPortRaw(destRenderTargetSize.Width, destRenderTargetSize.Height);
 	}
 	else
 	{
@@ -2805,7 +2812,7 @@ bool COGLES1Driver::setRenderTargetEx(IRenderTarget* target, u16 clearFlag, SCol
 
 		destRenderTargetSize = core::dimension2d<u32>(0, 0);
 
-		CacheHandler->setViewport(0, 0, ScreenSize.Width, ScreenSize.Height);
+		setViewPortRaw(ScreenSize.Width, ScreenSize.Height);
 	}
 
 	if (CurrentRenderTargetSize != destRenderTargetSize)
diff --git a/source/Irrlicht/COGLESDriver.h b/source/Irrlicht/COGLESDriver.h
index 6ffaaaf..92dcd22 100644
--- a/source/Irrlicht/COGLESDriver.h
+++ b/source/Irrlicht/COGLESDriver.h
@@ -342,6 +342,9 @@ namespace video
 		//! \param[in] lightIndex: the index of the requesting light
 		void assignHardwareLight(u32 lightIndex);
 
+		//! Same as `CacheHandler->setViewport`, but also sets `ViewPort`
+		virtual void setViewPortRaw(u32 width, u32 height);
+
 		COGLES1CacheHandler* CacheHandler;
 
 		core::stringw Name;
diff --git a/source/Irrlicht/COpenGLDriver.cpp b/source/Irrlicht/COpenGLDriver.cpp
index cbbc61a..604bd7e 100644
--- a/source/Irrlicht/COpenGLDriver.cpp
+++ b/source/Irrlicht/COpenGLDriver.cpp
@@ -3240,6 +3240,13 @@ void COpenGLDriver::setViewPort(const core::rect<s32>& area)
 }
 
 
+void COpenGLDriver::setViewPortRaw(u32 width, u32 height)
+{
+	CacheHandler->setViewport(0, 0, width, height);
+	ViewPort = core::recti(0, 0, width, height);
+}
+
+
 //! Draws a shadow volume into the stencil buffer. To draw a stencil shadow, do
 //! this: First, draw all geometry. Then use this method, to draw the shadow
 //! volume. Next use IVideoDriver::drawStencilShadow() to visualize the shadow.
@@ -3872,7 +3879,7 @@ bool COpenGLDriver::setRenderTargetEx(IRenderTarget* target, u16 clearFlag, SCol
 
 		destRenderTargetSize = renderTarget->getSize();
 
-		CacheHandler->setViewport(0, 0, destRenderTargetSize.Width, destRenderTargetSize.Height);
+		setViewPortRaw(destRenderTargetSize.Width, destRenderTargetSize.Height);
 	}
 	else
 	{
@@ -3898,7 +3905,7 @@ bool COpenGLDriver::setRenderTargetEx(IRenderTarget* target, u16 clearFlag, SCol
 
 		destRenderTargetSize = core::dimension2d<u32>(0, 0);
 
-		CacheHandler->setViewport(0, 0, ScreenSize.Width, ScreenSize.Height);
+		setViewPortRaw(ScreenSize.Width, ScreenSize.Height);
 	}
 
 	if (CurrentRenderTargetSize != destRenderTargetSize)
@@ -3972,7 +3979,7 @@ IImage* COpenGLDriver::createScreenShot(video::ECOLOR_FORMAT format, video::E_RE
 	if (format==video::ECF_UNKNOWN)
 		format=getColorFormat();
 
-	// TODO: Maybe we could support more formats (floating point and some of those beyond ECF_R8), didn't really try yet 
+	// TODO: Maybe we could support more formats (floating point and some of those beyond ECF_R8), didn't really try yet
 	if (IImage::isCompressedFormat(format) || IImage::isDepthFormat(format) || IImage::isFloatingPointFormat(format) || format >= ECF_R8)
 		return 0;
 
diff --git a/source/Irrlicht/COpenGLDriver.h b/source/Irrlicht/COpenGLDriver.h
index 7c9f869..f3d89fd 100644
--- a/source/Irrlicht/COpenGLDriver.h
+++ b/source/Irrlicht/COpenGLDriver.h
@@ -428,7 +428,7 @@ namespace video
 		virtual ITexture* createDeviceDependentTexture(const io::path& name, IImage* image) _IRR_OVERRIDE_;
 
 		virtual ITexture* createDeviceDependentTextureCubemap(const io::path& name, const core::array<IImage*>& image) _IRR_OVERRIDE_;
-		
+
 		//! creates a transposed matrix in supplied GLfloat array to pass to OpenGL
 		inline void getGLMatrix(GLfloat gl_matrix[16], const core::matrix4& m);
 		inline void getGLTextureMatrix(GLfloat gl_matrix[16], const core::matrix4& m);
@@ -456,6 +456,9 @@ namespace video
 		void renderArray(const void* indexList, u32 primitiveCount,
 				scene::E_PRIMITIVE_TYPE pType, E_INDEX_TYPE iType);
 
+		//! Same as `CacheHandler->setViewport`, but also sets `ViewPort`
+		virtual void setViewPortRaw(u32 width, u32 height);
+
 		COpenGLCacheHandler* CacheHandler;
 
 		core::stringw Name;