diff --git a/externals/cage b/externals/cage
index 7eb3056..fcd947f 160000
--- a/externals/cage
+++ b/externals/cage
@@ -1 +1 @@
-Subproject commit 7eb305699f32b86a1268fd72e70864fbf7514279
+Subproject commit fcd947f41394fc737e61fe204830191c13748d96
diff --git a/sources/scenes/game.cpp b/sources/scenes/game.cpp
index 918d533..82adb26 100644
--- a/sources/scenes/game.cpp
+++ b/sources/scenes/game.cpp
@@ -110,28 +110,21 @@ void sceneReload()
 	for (int i = 0; i < directionalLightsCount; i++)
 	{
 		directionalLights[i] = engineEntities()->createAnonymous();
-		TransformComponent &ts = directionalLights[i]->value<TransformComponent>();
-		ts.orientation = Quat(Degs(randomChance() * -20 - 30), Degs(i * 360.0f / (float)directionalLightsCount + randomChance() * 180 / (float)directionalLightsCount), Degs());
+		directionalLights[i]->value<TransformComponent>().orientation = Quat(Degs(randomChance() * -20 - 30), Degs(i * 360.0f / (float)directionalLightsCount + randomChance() * 180 / (float)directionalLightsCount), Degs());
 		LightComponent &ls = directionalLights[i]->value<LightComponent>();
 		ls.color = Vec3(1);
 		ls.intensity = 2.5;
 		ls.lightType = LightTypeEnum::Directional;
-		ShadowmapComponent &ss = directionalLights[i]->value<ShadowmapComponent>();
-		ss.resolution = 2048;
+		directionalLights[i]->value<ShadowmapComponent>().resolution = 2048;
 	}
 
 	// point lights
 	for (int i = 0; i < pointLightsCount; i++)
 	{
-		pointLights[i] = engineEntities()->createAnonymous();
-		TransformComponent &ts = pointLights[i]->value<TransformComponent>();
-		ts.position = (Vec3(randomChance(), randomChance(), randomChance()) * 2 - 1) * 15;
-		LightComponent &ls = pointLights[i]->value<LightComponent>();
-		ls.color = colorHsvToRgb(Vec3(randomChance(), 1, 1));
-		ls.lightType = LightTypeEnum::Point;
-		RenderComponent &r = pointLights[i]->value<RenderComponent>();
-		r.color = ls.color;
-		r.object = HashString("scenes/common/lightbulb.obj");
+		Entity *e = pointLights[i] = engineEntities()->createAnonymous();
+		e->value<TransformComponent>().position = (Vec3(randomChance(), randomChance(), randomChance()) * 2 - 1) * 15;
+		e->value<RenderComponent>().color = e->value<LightComponent>().color = colorHsvToRgb(Vec3(randomChance(), 1, 1));
+		e->value<RenderComponent>().object = HashString("scenes/common/lightbulb.obj");
 	}
 }
 
diff --git a/sources/simple/explosions.cpp b/sources/simple/explosions.cpp
index 813d72c..5aeae7d 100644
--- a/sources/simple/explosions.cpp
+++ b/sources/simple/explosions.cpp
@@ -95,7 +95,6 @@ void makeExplosion(const Vec3 &position)
 			l.color += randomRange3(-0.05, 0.05);
 			l.color = clamp(l.color, 0, 1);
 			l.intensity = randomRange(2.0, 4.0);
-			l.attenuation = Vec3(0, 0.5, 0.5);
 		}
 	}
 	{
diff --git a/sources/simple/lights.cpp b/sources/simple/lights.cpp
index 24c29e1..d429d6d 100644
--- a/sources/simple/lights.cpp
+++ b/sources/simple/lights.cpp
@@ -191,8 +191,7 @@ int main(int argc, char *args[])
 			l.lightType = LightTypeEnum::Spot;
 			l.spotAngle = Degs(40);
 			l.spotExponent = 40;
-			l.attenuation = Vec3(1, 0, 0.005);
-			l.intensity = 3;
+			l.intensity = 100;
 			ShadowmapComponent &s = e->value<ShadowmapComponent>();
 			s.resolution = 1024;
 			s.worldSize = Vec3(3, 50, 0);
diff --git a/sources/simple/manyLights.cpp b/sources/simple/manyLights.cpp
new file mode 100644
index 0000000..7d2c06d
--- /dev/null
+++ b/sources/simple/manyLights.cpp
@@ -0,0 +1,115 @@
+#include <cage-core/assetManager.h>
+#include <cage-core/entitiesVisitor.h>
+#include <cage-core/hashString.h>
+#include <cage-core/logger.h>
+#include <cage-engine/highPerformanceGpuHint.h>
+#include <cage-engine/scene.h>
+#include <cage-engine/window.h>
+#include <cage-simple/engine.h>
+#include <cage-simple/fpsCamera.h>
+#include <cage-simple/statisticsGui.h>
+
+using namespace cage;
+constexpr uint32 assetsName = HashString("cage-tests/translucent/translucent.pack");
+constexpr uint32 lightsCount = 500;
+
+struct MovingComponent
+{
+	Vec3 velocity;
+};
+
+void update()
+{
+	entitiesVisitor(
+		[](TransformComponent &t, MovingComponent &mv)
+		{
+			t.position += mv.velocity;
+			if (length(t.position) > 10)
+				mv.velocity *= -1;
+		},
+		engineEntities(), false);
+}
+
+int main(int argc, char *args[])
+{
+	try
+	{
+		// log to console
+		Holder<Logger> log1 = newLogger();
+		log1->format.bind<logFormatConsole>();
+		log1->output.bind<logOutputStdOut>();
+
+		engineInitialize(EngineCreateConfig());
+
+		// events
+		const auto updateListener = controlThread().update.listen(&update);
+		const auto closeListener = engineWindow()->events.listen(inputListener<InputClassEnum::WindowClose, InputWindow>([](auto) { engineStop(); }));
+
+		// window
+		engineWindow()->setMaximized();
+		engineWindow()->title("many lights");
+
+		// entities
+		EntityManager *ents = engineEntities();
+		ents->defineComponent(MovingComponent());
+		{ // camera
+			Entity *e = ents->create(1);
+			TransformComponent &t = e->value<TransformComponent>();
+			t.position = Vec3(8, 6, 10);
+			t.orientation = Quat(Degs(-30), Degs(40), Degs());
+			CameraComponent &c = e->value<CameraComponent>();
+			c.near = 0.1;
+			c.far = 1000;
+			c.ambientColor = Vec3(1);
+			c.ambientIntensity = 0.2;
+		}
+		{ // sun
+			Entity *e = ents->create(2);
+			TransformComponent &t = e->value<TransformComponent>();
+			t.orientation = Quat(Degs(-50), Degs(-42 + 180), Degs());
+			t.position = Vec3(0, 5, 0);
+			LightComponent &l = e->value<LightComponent>();
+			l.lightType = LightTypeEnum::Directional;
+			l.color = Vec3(1, 1, 0.5);
+			l.intensity = 2;
+			ShadowmapComponent &s = e->value<ShadowmapComponent>();
+			s.resolution = 2048;
+			s.worldSize = Vec3(15);
+		}
+		{ // floor
+			Entity *e = ents->create(5);
+			e->value<RenderComponent>().object = HashString("cage-tests/translucent/shapes.blend?Ground");
+			e->value<TransformComponent>().position = Vec3(0, -0.2, 0);
+		}
+		// lights
+		for (uint32 i = 0; i < lightsCount; i++)
+		{
+			Entity *e = ents->createAnonymous();
+			e->value<TransformComponent>().position = (randomChance3() * 2 - 1) * 5 * Vec3(1, 0, 1);
+			e->value<TransformComponent>().scale = 0.03;
+			e->value<MovingComponent>().velocity = randomDirection3() * 0.02 * Vec3(1, 0, 1);
+			e->value<LightComponent>().color = randomChance3() * 0.5 + 0.5;
+			e->value<LightComponent>().intensity = randomRange(0.01, 3.0);
+			e->value<RenderComponent>().object = HashString("cage-tests/translucent/shapes.blend?Bulb");
+			e->value<RenderComponent>().color = e->value<LightComponent>().color;
+			e->value<RenderComponent>().intensity = e->value<LightComponent>().intensity;
+		}
+
+		Holder<FpsCamera> cameraCtrl = newFpsCamera(ents->get(1));
+		cameraCtrl->mouseButton = MouseButtonsFlags::Left;
+		cameraCtrl->movementSpeed = 0.3;
+		Holder<StatisticsGui> statistics = newStatisticsGui();
+
+		engineAssets()->add(assetsName);
+		engineRun();
+		engineAssets()->remove(assetsName);
+		engineFinalize();
+
+		return 0;
+	}
+	catch (...)
+	{
+		detail::logCurrentCaughtException();
+		return 1;
+	}
+}
diff --git a/sources/simple/screamers.cpp b/sources/simple/screamers.cpp
index fdbd9f8..b4e2b58 100644
--- a/sources/simple/screamers.cpp
+++ b/sources/simple/screamers.cpp
@@ -101,7 +101,6 @@ void makeExplosion(const Vec3 &position)
 			l.color += randomRange3(-0.05, 0.05);
 			l.color = saturate(l.color);
 			l.intensity = 8;
-			l.attenuation = Vec3(0, 1, 0);
 		}
 	}
 	{
@@ -120,7 +119,6 @@ void makeExplosion(const Vec3 &position)
 			l.color += randomRange3(-0.05, 0.05);
 			l.color = saturate(l.color);
 			l.intensity = 5;
-			l.attenuation = Vec3(0, 1, 0);
 		}
 	}
 	{
@@ -180,7 +178,6 @@ void spawnScreamer()
 	snd.startTime = engineControlTime();
 
 	LightComponent &lig = e->value<LightComponent>();
-	lig.attenuation = Vec3(0, 1, 0);
 	render.color = lig.color = randomDirection3() * 0.5 + 0.5;
 	lig.intensity = 5;
 
diff --git a/sources/simple/translucent.cpp b/sources/simple/translucent.cpp
index fe270fb..6abec45 100644
--- a/sources/simple/translucent.cpp
+++ b/sources/simple/translucent.cpp
@@ -140,7 +140,6 @@ int main(int argc, char *args[])
 			l.lightType = LightTypeEnum::Spot;
 			l.spotAngle = Degs(60);
 			l.spotExponent = 40;
-			l.attenuation = Vec3(0, 0, 0.03);
 			l.color = Vec3(1);
 			l.intensity = 15;
 			ShadowmapComponent &s = e->value<ShadowmapComponent>();
@@ -247,8 +246,7 @@ int main(int argc, char *args[])
 			LightComponent &l = e->value<LightComponent>();
 			l.lightType = LightTypeEnum::Point;
 			r.color = l.color = colorHsvToRgb(randomChance3() * Vec3(1, .5, .5) + Vec3(0, .5, .5));
-			l.intensity = 3;
-			l.attenuation = Vec3(0.5, 0, 0.07);
+			l.intensity = 20;
 		}
 		for (uint32 j = 0; j < 3; j++)
 		{