diff --git a/Sources/arm/render/RenderPathDeferred.hx b/Sources/arm/render/RenderPathDeferred.hx
index df71a141..2b28ea7d 100644
--- a/Sources/arm/render/RenderPathDeferred.hx
+++ b/Sources/arm/render/RenderPathDeferred.hx
@@ -700,6 +700,16 @@ class RenderPathDeferred {
 			drawGbuffer();
 		}
 
+		#if kha_direct3d12
+		if (iron.system.Input.getMouse().down()) {
+			RenderPathRaytrace.commands();
+			path.setTarget("");
+			path.bindTarget("taa", "tex");
+			path.drawShader("shader_datas/copy_pass/copy_pass");
+			return;
+		}
+		#end
+
 		#if ((rp_ssgi == "RTGI") || (rp_ssgi == "RTAO"))
 		{
 			var ssgi = Config.raw.rp_ssgi != false && UITrait.inst.cameraType == 0;
diff --git a/Sources/arm/render/RenderPathRaytrace.hx b/Sources/arm/render/RenderPathRaytrace.hx
index 13a0ba34..339110d8 100644
--- a/Sources/arm/render/RenderPathRaytrace.hx
+++ b/Sources/arm/render/RenderPathRaytrace.hx
@@ -61,13 +61,13 @@ class RenderPathRaytrace {
 		f32[19] = helpMat._33;
 		f32[20] = frame;
 		frame += 1.0;
-		if (iron.system.Input.getMouse().down()) frame = 1.0;
+		if (iron.system.Input.getMouse().started()) frame = 1.0;
 
 		var path = RenderPathDeferred.path;
 		var framebuffer = path.renderTargets.get("taa").image;
 
 		untyped Krom.raytraceDispatchRays(framebuffer.renderTarget_, f32.buffer);
 
-		Context.ddirty = 1;
+		Context.ddirty = 2;
 	}
 }