diff --git a/src/InstanceManager.hx b/src/InstanceManager.hx
index 2b4b01eb..71c0d77d 100644
--- a/src/InstanceManager.hx
+++ b/src/InstanceManager.hx
@@ -74,9 +74,11 @@ class InstanceManager {
 							dtsShader.currentOpacity = instance.gameObject.currentOpacity;
 						}
 						var transform = instance.emptyObj.getAbsPos();
-						minfo.meshbatch.shadersChanged = true;
+						minfo.meshbatch.material.mainPass.depthWrite = minfo.mesh.material.mainPass.depthWrite;
+						minfo.meshbatch.material.mainPass.depthTest = minfo.mesh.material.mainPass.depthTest;
+						// minfo.meshbatch.shadersChanged = true;
 						minfo.meshbatch.material.mainPass.setPassName(minfo.mesh.material.mainPass.name);
-						minfo.meshbatch.material.mainPass.enableLights = minfo.mesh.material.mainPass.enableLights;
+						// minfo.meshbatch.material.mainPass.enableLights = minfo.mesh.material.mainPass.enableLights;
 						minfo.meshbatch.worldPosition = transform;
 						minfo.meshbatch.emitInstance();
 					}
@@ -147,6 +149,10 @@ class InstanceManager {
 					for (shader in mat.mainPass.getShaders()) {
 						minfo.meshbatch.material.mainPass.addShader(shader);
 					}
+					var glowPass = mat.getPass("glow");
+					if (glowPass != null) {
+						minfo.meshbatch.material.addPass(glowPass.clone());
+					}
 					// var dtsshader = mat.mainPass.getShader(DtsTexture);
 					// if (dtsshader != null) {
 					// 	minfo.meshbatch.material.mainPass.removeShader(minfo.meshbatch.material.textureShader);
diff --git a/src/Main.hx b/src/Main.hx
index d2bc95e0..b47646fa 100644
--- a/src/Main.hx
+++ b/src/Main.hx
@@ -22,6 +22,7 @@ import h3d.Vector;
 import src.ProfilerUI;
 import src.Gamepad;
 import src.Http;
+import src.Renderer;
 
 class Main extends hxd.App {
 	var marbleGame:MarbleGame;
@@ -35,6 +36,8 @@ class Main extends hxd.App {
 	override function init() {
 		super.init();
 
+		s3d.renderer = new Renderer();
+
 		#if (hl && !android)
 		hl.UI.closeConsole();
 		#end
diff --git a/src/MarbleWorld.hx b/src/MarbleWorld.hx
index 1559e569..0c4e9c00 100644
--- a/src/MarbleWorld.hx
+++ b/src/MarbleWorld.hx
@@ -294,7 +294,7 @@ class MarbleWorld extends Scheduler {
 		this.particleManager = new ParticleManager(cast this);
 
 		var worker = new ResourceLoaderWorker(() -> {
-			var renderer = cast(this.scene.renderer, h3d.scene.fwd.Renderer);
+			var renderer = cast(this.scene.renderer, src.Renderer);
 
 			for (element in mission.root.elements) {
 				if (element._type != MissionElementType.Sun)
diff --git a/src/Renderer.hx b/src/Renderer.hx
new file mode 100644
index 00000000..863bca31
--- /dev/null
+++ b/src/Renderer.hx
@@ -0,0 +1,152 @@
+package src;
+
+import h3d.Vector;
+import shaders.Blur;
+import h3d.pass.ScreenFx;
+import h3d.mat.DepthBuffer;
+
+class Renderer extends h3d.scene.Renderer {
+	var def(get, never):h3d.pass.Base;
+
+	public var depth:h3d.pass.Base = new h3d.scene.fwd.Renderer.DepthPass();
+	public var normal:h3d.pass.Base = new h3d.scene.fwd.Renderer.NormalPass();
+	public var shadow = new h3d.pass.DefaultShadowMap(1024);
+
+	var glowBuffer:h3d.mat.Texture;
+	var backBuffers:Array<h3d.mat.Texture>;
+	var curentBackBuffer = 0;
+	var blurShader:ScreenFx<Blur>;
+	var growBufferTemps:Array<h3d.mat.Texture>;
+	var copyPass:h3d.pass.Copy;
+	var backBuffer:h3d.mat.Texture;
+
+	public function new() {
+		super();
+		defaultPass = new h3d.pass.Default("default");
+		allPasses = [defaultPass, depth, normal, shadow];
+		blurShader = new ScreenFx<Blur>(new Blur());
+		copyPass = new h3d.pass.Copy();
+	}
+
+	inline function get_def()
+		return defaultPass;
+
+	public inline function getBackBuffer():h3d.mat.Texture {
+		return backBuffers[1];
+	}
+
+	// can be overriden for benchmark purposes
+	function renderPass(p:h3d.pass.Base, passes, ?sort) {
+		p.draw(passes, sort);
+	}
+
+	override function getPassByName(name:String):h3d.pass.Base {
+		if (name == "alpha" || name == "additive" || name == "glowPre" || name == "glow")
+			return defaultPass;
+		return super.getPassByName(name);
+	}
+
+	override function render() {
+		if (backBuffer == null) {
+			backBuffer = ctx.textures.allocTarget("backBuffer", ctx.engine.width, ctx.engine.height);
+		}
+		ctx.engine.pushTarget(backBuffer);
+		ctx.engine.clear(0, 1);
+
+		if (has("shadow"))
+			renderPass(shadow, get("shadow"));
+
+		if (has("depth"))
+			renderPass(depth, get("depth"));
+
+		if (has("normal"))
+			renderPass(normal, get("normal"));
+
+		if (backBuffers == null) {
+			var commonDepth = new DepthBuffer(ctx.engine.width, ctx.engine.height);
+			backBuffers = [
+				ctx.textures.allocTarget("backbuffer1", 320, 320, false),
+				ctx.textures.allocTarget("backbuffer2", 320, 320, false),
+			];
+			backBuffers[0].depthBuffer = commonDepth;
+			// backBuffers[1].depthBuffer = commonDepth;
+			// new h3d.mat.Texture(ctx.engine.width, ctx.engine.height, [Target]);
+			// refractTexture.depthBuffer = new DepthBuffer(ctx.engine.width, ctx.engine.height);
+		}
+		if (growBufferTemps == null) {
+			glowBuffer = ctx.textures.allocTarget("glowBuffer", ctx.engine.width, ctx.engine.height);
+			growBufferTemps = [
+				ctx.textures.allocTarget("gb1", 320, 320, false),
+				ctx.textures.allocTarget("gb2", 320, 320, false),
+			];
+		}
+		// ctx.engine.pushTarget(backBuffers[0]);
+		// ctx.engine.clear(0, 1);
+
+		renderPass(defaultPass, get("sky"));
+		renderPass(defaultPass, get("skyshape"), backToFront);
+		renderPass(defaultPass, get("default"));
+		renderPass(defaultPass, get("glowPre"));
+
+		ctx.engine.pushTarget(glowBuffer);
+		ctx.engine.clear(0);
+		renderPass(defaultPass, get("glow"));
+		bloomPass(ctx);
+		ctx.engine.popTarget();
+		copyPass.shader.texture = growBufferTemps[0];
+		copyPass.pass.blend(One, One);
+		copyPass.pass.depth(false, Always);
+		copyPass.render();
+
+		renderPass(defaultPass, get("alpha"), backToFront);
+		renderPass(defaultPass, get("additive"));
+
+		ctx.engine.popTarget();
+
+		copyPass.pass.blend(One, Zero);
+		copyPass.shader.texture = backBuffer;
+		copyPass.render();
+
+		// h3d.pass.Copy.run(backBuffers[0], backBuffers[1]);
+		// renderPass(defaultPass, get("refract"));
+		// ctx.engine.popTarget();
+		// h3d.pass.Copy.run(backBuffers[0], null);
+
+		// curentBackBuffer = 1 - curentBackBuffer;
+	}
+
+	function bloomPass(ctx:h3d.scene.RenderContext) {
+		h3d.pass.Copy.run(glowBuffer, growBufferTemps[0]);
+
+		var offsets = [-7.5, -6.25, -5, -3.75, -2.5, -1.25, 0, 1.25, 2.5, 3.75, 5, 6.25, 7.5];
+		var divisors = [0.1, 0.3, 0.4, 0.5, 0.6, 0.7, 1.0, 0.7, 0.5, 0.5, 0.4, 0.3, 0.1];
+
+		var divisor = 0.0;
+
+		var kernel = [];
+		for (i in 0...13) {
+			kernel.push(new Vector(offsets[i] / 320, 0, divisors[i]));
+			divisor += divisors[i];
+		}
+
+		blurShader.shader.kernel = kernel;
+		blurShader.shader.divisor = divisor;
+		blurShader.shader.texture = growBufferTemps[0];
+		ctx.engine.pushTarget(growBufferTemps[1]);
+		ctx.engine.clear(0, 1);
+		blurShader.render();
+		ctx.engine.popTarget();
+
+		for (i in 0...13) {
+			kernel[i].set(0, offsets[i] / 320, divisors[i]);
+		}
+
+		blurShader.shader.kernel = kernel;
+		blurShader.shader.divisor = divisor;
+		blurShader.shader.texture = growBufferTemps[1];
+		ctx.engine.pushTarget(growBufferTemps[0]);
+		ctx.engine.clear(0, 1);
+		blurShader.render();
+		ctx.engine.popTarget();
+	}
+}
diff --git a/src/Sky.hx b/src/Sky.hx
index 63e7ab03..a5773991 100644
--- a/src/Sky.hx
+++ b/src/Sky.hx
@@ -58,6 +58,7 @@ class Sky extends Object {
 			skyMesh.material.mainPass.addShader(shad);
 			skyMesh.material.mainPass.depthWrite = false;
 			skyMesh.material.mainPass.depth(false, h3d.mat.Data.Compare.LessEqual);
+			skyMesh.material.mainPass.setPassName("sky");
 			cubemap = texture;
 			onFinish();
 		});
diff --git a/src/shaders/Blur.hx b/src/shaders/Blur.hx
new file mode 100644
index 00000000..0162326e
--- /dev/null
+++ b/src/shaders/Blur.hx
@@ -0,0 +1,20 @@
+package shaders;
+
+import h3d.shader.ScreenShader;
+
+class Blur extends ScreenShader {
+	static var SRC = {
+		@param var texture:Sampler2D;
+		@param var kernel:Array<Vec4, 13>;
+		@param var divisor:Float;
+		function fragment() {
+			var accumColor = vec4(0);
+			for (i in 0...13) {
+				accumColor += texture.get(input.uv + kernel[i].xy) * kernel[i].z;
+			}
+			pixelColor = accumColor / divisor;
+			pixelColor.a = pixelColor.x + pixelColor.y + pixelColor.z / 3.0;
+			pixelColor.xyz *= 2.0;
+		}
+	};
+}
diff --git a/src/shaders/TrivialMaterial.hx b/src/shaders/TrivialMaterial.hx
new file mode 100644
index 00000000..ade7a7a5
--- /dev/null
+++ b/src/shaders/TrivialMaterial.hx
@@ -0,0 +1,34 @@
+package shaders;
+
+class TrivialMaterial extends hxsl.Shader {
+	static var SRC = {
+		@param var diffuseMap:Sampler2D;
+		@global var global:{
+			@perObject var modelView:Mat4;
+			@perObject var modelViewInverse:Mat4;
+		};
+		@input var input:{
+			var position:Vec3;
+			var normal:Vec3;
+			var uv:Vec2;
+			var t:Vec3;
+			var b:Vec3;
+			var n:Vec3;
+		};
+		var calculatedUV:Vec2;
+		var pixelColor:Vec4;
+		function vertex() {
+			calculatedUV = input.uv;
+		}
+		function fragment() {
+			// Diffuse part
+			var diffuse = diffuseMap.get(calculatedUV);
+			pixelColor = diffuse * vec4(1.08, 1.03, 0.90, 1);
+		}
+	}
+
+	public function new(diffuse) {
+		super();
+		this.diffuseMap = diffuse;
+	}
+}
diff --git a/src/shapes/AntiGravity.hx b/src/shapes/AntiGravity.hx
index 76962304..181a338d 100644
--- a/src/shapes/AntiGravity.hx
+++ b/src/shapes/AntiGravity.hx
@@ -16,6 +16,7 @@ class AntiGravity extends PowerUp {
 		this.identifier = "AntiGravity";
 		this.pickUpName = "Gravity Defier";
 		this.autoUse = true;
+		this.useInstancing = true;
 		if (norespawn)
 			this.cooldownDuration = Math.NEGATIVE_INFINITY;
 	}
@@ -58,8 +59,8 @@ class AntiGravity extends PowerUp {
 			normalTex.mipMap = Nearest;
 			var shader = new shaders.DefaultMaterial(diffuseTex, normalTex, 32, new h3d.Vector(0.8, 0.8, 0.6, 1), 1);
 			shader.doGammaRamp = false;
-			var dtsTex = material.mainPass.getShader(shaders.DtsTexture);
-			dtsTex.passThrough = true;
+			// var dtsTex = material.mainPass.getShader(shaders.DtsTexture);
+			// dtsTex.passThrough = true;
 			material.mainPass.removeShader(material.textureShader);
 			material.mainPass.addShader(shader);
 			var thisprops:Dynamic = material.getDefaultProps();
@@ -68,5 +69,18 @@ class AntiGravity extends PowerUp {
 			material.shadows = false;
 			material.receiveShadows = true;
 		}
+		if (matName == "item_glow") {
+			var glowpass = material.mainPass.clone();
+			glowpass.setPassName("glow");
+			glowpass.depthTest = LessEqual;
+
+			material.addPass(glowpass);
+			material.mainPass.setPassName("glowPre");
+
+			var thisprops:Dynamic = material.getDefaultProps();
+			thisprops.light = false; // We will calculate our own lighting
+			material.props = thisprops;
+			material.shadows = false;
+		}
 	}
 }
diff --git a/src/shapes/Sky.hx b/src/shapes/Sky.hx
index fdc52867..968b7b5f 100644
--- a/src/shapes/Sky.hx
+++ b/src/shapes/Sky.hx
@@ -29,6 +29,7 @@ class Sky extends DtsObject {
 			mat.receiveShadows = false;
 			mat.blendMode = Alpha;
 			mat.mainPass.culling = h3d.mat.Data.Face.None;
+			mat.mainPass.setPassName("skyshape");
 		}
 	}
 }