diff --git a/src/actor.h b/src/actor.h
index aafb5cec97..2059b83095 100644
--- a/src/actor.h
+++ b/src/actor.h
@@ -1171,6 +1171,7 @@ public:
 
 	uint8_t smokecounter;
 	uint8_t FloatBobPhase;
+	double FloatBobStrength;
 	uint8_t FriendPlayer;				// [RH] Player # + 1 this friendly monster works for (so 0 is no player, 1 is player 0, etc)
 	PalEntry BloodColor;
 	uint32_t BloodTranslation;
diff --git a/src/g_statusbar/shared_sbar.cpp b/src/g_statusbar/shared_sbar.cpp
index 2710c5156d..30bc5f1df1 100644
--- a/src/g_statusbar/shared_sbar.cpp
+++ b/src/g_statusbar/shared_sbar.cpp
@@ -1079,7 +1079,7 @@ bool DBaseStatusBar::MustDrawLog(EHudState state)
 {
 	IFVIRTUAL(DBaseStatusBar, MustDrawLog)
 	{
-		VMValue params[] = { (DObject*)this };
+		VMValue params[] = { (DObject*)this, int(state) };
 		int rv;
 		VMReturn ret(&rv);
 		VMCall(func, params, countof(params), &ret, 1);
diff --git a/src/gl/dynlights/gl_shadowmap.cpp b/src/gl/dynlights/gl_shadowmap.cpp
index 609e09e641..0f493b7517 100644
--- a/src/gl/dynlights/gl_shadowmap.cpp
+++ b/src/gl/dynlights/gl_shadowmap.cpp
@@ -33,6 +33,7 @@
 #include "gl/shaders/gl_shadowmapshader.h"
 #include "r_state.h"
 #include "g_levellocals.h"
+#include "stats.h"
 
 /*
 	The 1D shadow maps are stored in a 1024x1024 texture as float depth values (R32F).
@@ -67,11 +68,48 @@
 	as on the CPU, except everything uses indexes as pointers are not allowed in GLSL.
 */
 
+namespace
+{
+	cycle_t UpdateCycles;
+	int LightsProcessed;
+	int LightsShadowmapped;
+}
+
+ADD_STAT(shadowmap)
+{
+	FString out;
+	out.Format("upload=%04.2f ms  lights=%d  shadowmapped=%d", UpdateCycles.TimeMS(), LightsProcessed, LightsShadowmapped);
+	return out;
+}
+
+CUSTOM_CVAR(Int, gl_shadowmap_quality, 128, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
+{
+	switch (self)
+	{
+	case 32:
+	case 64:
+	case 128:
+	case 256:
+	case 512:
+	case 1024:
+		break;
+	default:
+		self = 128;
+		break;
+	}
+}
+
 void FShadowMap::Update()
 {
+	UpdateCycles.Reset();
+	LightsProcessed = 0;
+	LightsShadowmapped = 0;
+
 	if (!IsEnabled())
 		return;
 
+	UpdateCycles.Clock();
+
 	UploadAABBTree();
 	UploadLights();
 
@@ -81,11 +119,12 @@ void FShadowMap::Update()
 	GLRenderer->mBuffers->BindShadowMapFB();
 
 	GLRenderer->mShadowMapShader->Bind();
+	GLRenderer->mShadowMapShader->ShadowmapQuality.Set(gl_shadowmap_quality);
 	glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, mLightList);
 	glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, mNodesBuffer);
 	glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, mLinesBuffer);
 
-	glViewport(0, 0, 1024, 1024);
+	glViewport(0, 0, gl_shadowmap_quality, 1024);
 	GLRenderer->RenderScreenQuad();
 
 	const auto &viewport = GLRenderer->mScreenViewport;
@@ -98,6 +137,8 @@ void FShadowMap::Update()
 	GLRenderer->mBuffers->BindShadowMapTexture(16);
 
 	FGLDebug::PopGroup();
+
+	UpdateCycles.Unclock();
 }
 
 bool FShadowMap::ShadowTest(ADynamicLight *light, const DVector3 &pos)
@@ -133,8 +174,11 @@ void FShadowMap::UploadLights()
 	TThinkerIterator<ADynamicLight> it(STAT_DLIGHT);
 	while (auto light = it.Next())
 	{
+		LightsProcessed++;
 		if (light->shadowmapped)
 		{
+			LightsShadowmapped++;
+
 			mLightToShadowmap[light] = lightindex >> 2;
 
 			mLights[lightindex] = light->X();
diff --git a/src/gl/renderer/gl_renderbuffers.cpp b/src/gl/renderer/gl_renderbuffers.cpp
index 74dc36e729..d60045f3e3 100644
--- a/src/gl/renderer/gl_renderbuffers.cpp
+++ b/src/gl/renderer/gl_renderbuffers.cpp
@@ -81,6 +81,7 @@ FGLRenderBuffers::~FGLRenderBuffers()
 	ClearBloom();
 	ClearExposureLevels();
 	ClearAmbientOcclusion();
+	ClearShadowMap();
 }
 
 void FGLRenderBuffers::ClearScene()
@@ -759,18 +760,27 @@ void FGLRenderBuffers::BindShadowMapTexture(int texunit)
 	glBindTexture(GL_TEXTURE_2D, mShadowMapTexture);
 }
 
+void FGLRenderBuffers::ClearShadowMap()
+{
+	DeleteFrameBuffer(mShadowMapFB);
+	DeleteTexture(mShadowMapTexture);
+	mCurrentShadowMapSize = 0;
+}
+
 void FGLRenderBuffers::CreateShadowMap()
 {
-	if (mShadowMapTexture != 0)
+	if (mShadowMapTexture != 0 && gl_shadowmap_quality == mCurrentShadowMapSize)
 		return;
 
+	ClearShadowMap();
+
 	GLint activeTex, textureBinding, frameBufferBinding;
 	glGetIntegerv(GL_ACTIVE_TEXTURE, &activeTex);
 	glActiveTexture(GL_TEXTURE0);
 	glGetIntegerv(GL_TEXTURE_BINDING_2D, &textureBinding);
 	glGetIntegerv(GL_FRAMEBUFFER_BINDING, &frameBufferBinding);
 
-	mShadowMapTexture = Create2DTexture("ShadowMap", GL_R32F, 1024, 1024);
+	mShadowMapTexture = Create2DTexture("ShadowMap", GL_R32F, gl_shadowmap_quality, 1024);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
@@ -781,6 +791,8 @@ void FGLRenderBuffers::CreateShadowMap()
 	glBindTexture(GL_TEXTURE_2D, textureBinding);
 	glActiveTexture(activeTex);
 	glBindFramebuffer(GL_FRAMEBUFFER, frameBufferBinding);
+
+	mCurrentShadowMapSize = gl_shadowmap_quality;
 }
 
 //==========================================================================
diff --git a/src/gl/renderer/gl_renderbuffers.h b/src/gl/renderer/gl_renderbuffers.h
index 41202b499f..1c8ea1690e 100644
--- a/src/gl/renderer/gl_renderbuffers.h
+++ b/src/gl/renderer/gl_renderbuffers.h
@@ -89,6 +89,7 @@ private:
 	void ClearBloom();
 	void ClearExposureLevels();
 	void ClearAmbientOcclusion();
+	void ClearShadowMap();
 	void CreateScene(int width, int height, int samples, bool needsSceneTextures);
 	void CreatePipeline(int width, int height);
 	void CreateBloom(int width, int height);
@@ -142,6 +143,7 @@ private:
 	// Shadow map texture
 	GLuint mShadowMapTexture = 0;
 	GLuint mShadowMapFB = 0;
+	int mCurrentShadowMapSize = 0;
 
 	static bool FailedCreate;
 	static bool BuffersActive;
diff --git a/src/gl/shaders/gl_shadowmapshader.cpp b/src/gl/shaders/gl_shadowmapshader.cpp
index 674d0a04f2..8b81d386ae 100644
--- a/src/gl/shaders/gl_shadowmapshader.cpp
+++ b/src/gl/shaders/gl_shadowmapshader.cpp
@@ -40,6 +40,7 @@ void FShadowMapShader::Bind()
 		mShader.SetFragDataLocation(0, "FragColor");
 		mShader.Link("shaders/glsl/shadowmap");
 		mShader.SetAttribLocation(0, "PositionInProjection");
+		ShadowmapQuality.Init(mShader, "ShadowmapQuality");
 	}
 	mShader.Bind();
 }
diff --git a/src/gl/shaders/gl_shadowmapshader.h b/src/gl/shaders/gl_shadowmapshader.h
index 7d01f9974a..309dccb525 100644
--- a/src/gl/shaders/gl_shadowmapshader.h
+++ b/src/gl/shaders/gl_shadowmapshader.h
@@ -8,6 +8,8 @@ class FShadowMapShader
 public:
 	void Bind();
 
+	FBufferedUniform1f ShadowmapQuality;
+
 private:
 	FShaderProgram mShader;
 };
diff --git a/src/gl/system/gl_cvars.h b/src/gl/system/gl_cvars.h
index b7122b01c3..51ab642de7 100644
--- a/src/gl/system/gl_cvars.h
+++ b/src/gl/system/gl_cvars.h
@@ -27,6 +27,7 @@ EXTERN_CVAR (Bool, gl_lights_checkside);
 EXTERN_CVAR (Bool, gl_light_sprites);
 EXTERN_CVAR (Bool, gl_light_particles);
 EXTERN_CVAR (Bool, gl_light_shadowmap);
+EXTERN_CVAR (Int, gl_shadowmap_quality);
 
 EXTERN_CVAR(Int, gl_fogmode)
 EXTERN_CVAR(Int, gl_lightmode)
diff --git a/src/gl/system/gl_debug.cpp b/src/gl/system/gl_debug.cpp
index 22bbf597b0..1fca45f0ca 100644
--- a/src/gl/system/gl_debug.cpp
+++ b/src/gl/system/gl_debug.cpp
@@ -29,8 +29,10 @@
 #include "gl/system/gl_system.h"
 #include "gl/system/gl_interface.h"
 #include "gl/system/gl_debug.h"
+#include "stats.h"
 #include <set>
 #include <string>
+#include <vector>
 
 #ifndef _MSC_VER
 #include <signal.h>
@@ -46,6 +48,20 @@ CUSTOM_CVAR(Int, gl_debug_level, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOIN
 
 CVAR(Bool, gl_debug_breakpoint, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG);
 
+namespace
+{
+	bool gpuStatActive = false;
+	bool keepGpuStatActive = false;
+	std::vector<std::pair<FString, GLuint>> timeElapsedQueries;
+	FString gpuStatOutput;
+}
+
+ADD_STAT(gpu)
+{
+	keepGpuStatActive = true;
+	return gpuStatOutput;
+}
+
 //-----------------------------------------------------------------------------
 //
 // Updates OpenGL debugging state
@@ -54,6 +70,22 @@ CVAR(Bool, gl_debug_breakpoint, false, CVAR_ARCHIVE | CVAR_GLOBALCONFIG);
 
 void FGLDebug::Update()
 {
+	gpuStatOutput = "";
+	for (auto &query : timeElapsedQueries)
+	{
+		GLuint timeElapsed = 0;
+		glGetQueryObjectuiv(query.second, GL_QUERY_RESULT, &timeElapsed);
+		glDeleteQueries(1, &query.second);
+
+		FString out;
+		out.Format("%s=%04.2f ms\n", query.first.GetChars(), timeElapsed / 1000000.0f);
+		gpuStatOutput += out;
+	}
+	timeElapsedQueries.clear();
+
+	gpuStatActive = keepGpuStatActive;
+	keepGpuStatActive = false;
+
 	if (!HasDebugApi())
 		return;
 
@@ -98,6 +130,14 @@ void FGLDebug::PushGroup(const FString &name)
 	{
 		glPushDebugGroup(GL_DEBUG_SOURCE_APPLICATION, 0, (GLsizei)name.Len(), name.GetChars());
 	}
+
+	if (gpuStatActive)
+	{
+		GLuint queryHandle = 0;
+		glGenQueries(1, &queryHandle);
+		glBeginQuery(GL_TIME_ELAPSED, queryHandle);
+		timeElapsedQueries.push_back({ name, queryHandle });
+	}
 }
 
 void FGLDebug::PopGroup()
@@ -106,6 +146,11 @@ void FGLDebug::PopGroup()
 	{
 		glPopDebugGroup();
 	}
+
+	if (gpuStatActive)
+	{
+		glEndQuery(GL_TIME_ELAPSED);
+	}
 }
 
 //-----------------------------------------------------------------------------
diff --git a/src/namedef.h b/src/namedef.h
index a22a5de5f0..c2c23f497a 100644
--- a/src/namedef.h
+++ b/src/namedef.h
@@ -503,6 +503,7 @@ xx(Scale)
 xx(ScaleX)
 xx(ScaleY)
 xx(Floatbobphase)
+xx(Floatbobstrength)
 xx(Target)
 xx(Master)
 xx(Tracer)
diff --git a/src/p_mobj.cpp b/src/p_mobj.cpp
index 13af2837c4..dc4229c5c7 100644
--- a/src/p_mobj.cpp
+++ b/src/p_mobj.cpp
@@ -282,6 +282,7 @@ DEFINE_FIELD(AActor, Floorclip)
 DEFINE_FIELD(AActor, DamageType)
 DEFINE_FIELD(AActor, DamageTypeReceived)
 DEFINE_FIELD(AActor, FloatBobPhase)
+DEFINE_FIELD(AActor, FloatBobStrength)
 DEFINE_FIELD(AActor, RipperLevel)
 DEFINE_FIELD(AActor, RipLevelMin)
 DEFINE_FIELD(AActor, RipLevelMax)
@@ -443,6 +444,7 @@ void AActor::Serialize(FSerializer &arc)
 		("inventory", Inventory)
 		A("inventoryid", InventoryID)
 		A("floatbobphase", FloatBobPhase)
+		A("floatbobstrength", FloatBobStrength)
 		A("translation", Translation)
 		A("bloodcolor", BloodColor)
 		A("bloodtranslation", BloodTranslation)
@@ -7991,7 +7993,7 @@ double AActor::GetBobOffset(double ticfrac) const
 	{
 		return 0;
 	}
-	return BobSin(FloatBobPhase + level.maptime + ticfrac);
+	return BobSin(FloatBobPhase + level.maptime + ticfrac) * FloatBobStrength;
 }
 
 DEFINE_ACTION_FUNCTION(AActor, GetBobOffset)
diff --git a/src/scripting/thingdef_properties.cpp b/src/scripting/thingdef_properties.cpp
index 170fa11483..d10f505173 100644
--- a/src/scripting/thingdef_properties.cpp
+++ b/src/scripting/thingdef_properties.cpp
@@ -653,6 +653,15 @@ DEFINE_PROPERTY(floatbobphase, I, Actor)
 	defaults->FloatBobPhase = id;
 }
 
+//==========================================================================
+//
+//==========================================================================
+DEFINE_PROPERTY(floatbobstrength, F, Actor)
+{
+	PROP_DOUBLE_PARM(id, 0);
+	defaults->FloatBobStrength = id;
+}
+
 //==========================================================================
 //
 //==========================================================================
diff --git a/src/stats.cpp b/src/stats.cpp
index d0d5d2f022..d4c1d37dfa 100644
--- a/src/stats.cpp
+++ b/src/stats.cpp
@@ -89,8 +89,10 @@ void FStat::ToggleStat ()
 
 void FStat::PrintStat ()
 {
+	int textScale = active_con_scale();
+
 	int fontheight = ConFont->GetHeight() + 1;
-	int y = SCREENHEIGHT;
+	int y = SCREENHEIGHT / textScale;
 	int count = 0;
 
 	for (FStat *stat = FirstStat; stat != NULL; stat = stat->m_Next)
@@ -107,7 +109,10 @@ void FStat::PrintStat ()
 					// Count number of linefeeds but ignore terminating ones.
 					if (stattext[i] == '\n') y -= fontheight;
 				}
-				screen->DrawText(ConFont, CR_GREEN, 5, y, stattext, TAG_DONE);
+				screen->DrawText(ConFont, CR_GREEN, 5 / textScale, y, stattext,
+					DTA_VirtualWidth, screen->GetWidth() / textScale,
+					DTA_VirtualHeight, screen->GetHeight() / textScale,
+					DTA_KeepRatio, true, TAG_DONE);
 				count++;
 			}
 		}
diff --git a/wadsrc/static/shaders/glsl/shadowmap.fp b/wadsrc/static/shaders/glsl/shadowmap.fp
index 194da954ef..47696aa74d 100644
--- a/wadsrc/static/shaders/glsl/shadowmap.fp
+++ b/wadsrc/static/shaders/glsl/shadowmap.fp
@@ -2,6 +2,11 @@
 in vec2 TexCoord;
 out vec4 FragColor;
 
+// This constant must match the same constant in gl_shadowmap.h
+// #define ShadowmapQuality 1024
+//#define ShadowmapQuality 128
+uniform float ShadowmapQuality;
+
 struct GPUNode
 {
 	vec2 aabb_min;
@@ -140,12 +145,12 @@ void main()
 	if (radius > 0.0)
 	{
 		vec2 pixelpos;
-		switch (int(gl_FragCoord.x) / 256)
+		switch (int(gl_FragCoord.x) / int(ShadowmapQuality/4.0))
 		{
-		case 0: pixelpos = vec2((gl_FragCoord.x - 128.0) / 128.0, 1.0); break;
-		case 1: pixelpos = vec2(1.0, (gl_FragCoord.x - 384.0) / 128.0); break;
-		case 2: pixelpos = vec2(-(gl_FragCoord.x - 640.0) / 128.0, -1.0); break;
-		case 3: pixelpos = vec2(-1.0, -(gl_FragCoord.x - 896.0) / 128.0); break;
+		case 0: pixelpos = vec2((gl_FragCoord.x - float(ShadowmapQuality/8.0)) / float(ShadowmapQuality/8.0), 1.0); break;
+		case 1: pixelpos = vec2(1.0, (gl_FragCoord.x - float(ShadowmapQuality/4.0 + ShadowmapQuality/8.0)) / float(ShadowmapQuality/8.0)); break;
+		case 2: pixelpos = vec2(-(gl_FragCoord.x - float(ShadowmapQuality/2.0 + ShadowmapQuality/8.0)) / float(ShadowmapQuality/8.0), -1.0); break;
+		case 3: pixelpos = vec2(-1.0, -(gl_FragCoord.x - float(ShadowmapQuality*3.0/4.0 + ShadowmapQuality/8.0)) / float(ShadowmapQuality/8.0)); break;
 		}
 		pixelpos = lightpos + pixelpos * radius;
 
diff --git a/wadsrc/static/zscript/actor.txt b/wadsrc/static/zscript/actor.txt
index 49d2944650..3195f18cf0 100644
--- a/wadsrc/static/zscript/actor.txt
+++ b/wadsrc/static/zscript/actor.txt
@@ -131,6 +131,7 @@ class Actor : Thinker native
 	native name DamageType;
 	native name DamageTypeReceived;
 	native uint8 FloatBobPhase;
+	native double FloatBobStrength;
 	native int RipperLevel;
 	native int RipLevelMin;
 	native int RipLevelMax;
@@ -325,6 +326,7 @@ class Actor : Thinker native
 		BounceCount -1;
 		FloatSpeed 4;
 		FloatBobPhase -1;	// randomly initialize by default
+		FloatBobStrength 1.0;
 		Gravity 1;
 		Friction 1;
 		DamageFactor 1.0;		// damage multiplier as target of damage.