diff --git a/src/gl/renderer/gl_postprocess.cpp b/src/gl/renderer/gl_postprocess.cpp
index 1f937be55..5ccacf305 100644
--- a/src/gl/renderer/gl_postprocess.cpp
+++ b/src/gl/renderer/gl_postprocess.cpp
@@ -260,7 +260,7 @@ void FGLRenderer::TonemapScene()
 //
 //-----------------------------------------------------------------------------
 
-void FGLRenderer::CopyToBackbuffer(const GL_IRECT *bounds)
+void FGLRenderer::CopyToBackbuffer(const GL_IRECT *bounds, bool applyGamma)
 {
 	if (FGLRenderBuffers::IsEnabled())
 	{
@@ -338,7 +338,7 @@ void FGLRenderer::CopyToBackbuffer(const GL_IRECT *bounds)
 
 		mPresentShader->Bind();
 		mPresentShader->InputTexture.Set(0);
-		if (framebuffer->IsHWGammaActive())
+		if (!applyGamma || framebuffer->IsHWGammaActive())
 		{
 			mPresentShader->Gamma.Set(1.0f);
 			mPresentShader->Contrast.Set(1.0f);
diff --git a/src/gl/renderer/gl_renderer.h b/src/gl/renderer/gl_renderer.h
index 3fd2afa86..78eac4cbf 100644
--- a/src/gl/renderer/gl_renderer.h
+++ b/src/gl/renderer/gl_renderer.h
@@ -160,8 +160,8 @@ public:
 	void EndDrawScene(sector_t * viewsector);
 	void BloomScene();
 	void TonemapScene();
-	void CopyToBackbuffer(const GL_IRECT *bounds);
-	void Flush() { CopyToBackbuffer(nullptr); }
+	void CopyToBackbuffer(const GL_IRECT *bounds, bool applyGamma);
+	void Flush() { CopyToBackbuffer(nullptr, true); }
 
 	void SetProjection(float fov, float ratio, float fovratio);
 	void SetProjection(VSMatrix matrix); // raw matrix input from stereo 3d modes
diff --git a/src/gl/scene/gl_scene.cpp b/src/gl/scene/gl_scene.cpp
index 734257c8c..87197d09d 100644
--- a/src/gl/scene/gl_scene.cpp
+++ b/src/gl/scene/gl_scene.cpp
@@ -858,7 +858,7 @@ sector_t * FGLRenderer::RenderViewpoint (AActor * camera, GL_IRECT * bounds, flo
 		clipper.SafeAddClipRangeRealAngles(ViewAngle.BAMs() + a1, ViewAngle.BAMs() - a1);
 
 		ProcessScene(toscreen);
-		if (mainview) EndDrawScene(retval);	// do not call this for camera textures.
+		if (mainview && toscreen) EndDrawScene(retval);	// do not call this for camera textures.
 		if (mainview)
 		{
 			if (FGLRenderBuffers::IsEnabled()) mBuffers->BlitSceneToTexture();
@@ -976,7 +976,7 @@ void FGLRenderer::WriteSavePic (player_t *player, FILE *file, int width, int hei
 	gl_RenderState.SetSoftLightLevel(-1);
 	screen->Begin2D(false);
 	DrawBlend(viewsector);
-	CopyToBackbuffer(&bounds);
+	CopyToBackbuffer(&bounds, false);
 	glFlush();
 
 	byte * scr = (byte *)M_Malloc(width * height * 3);