diff --git a/common/src/api/java/dev/engine_room/flywheel/api/event/RenderContext.java b/common/src/api/java/dev/engine_room/flywheel/api/event/RenderContext.java
index ef27d4169..c8f5e551b 100644
--- a/common/src/api/java/dev/engine_room/flywheel/api/event/RenderContext.java
+++ b/common/src/api/java/dev/engine_room/flywheel/api/event/RenderContext.java
@@ -6,6 +6,7 @@
 import com.mojang.blaze3d.vertex.PoseStack;
 
 import net.minecraft.client.Camera;
+import net.minecraft.client.DeltaTracker;
 import net.minecraft.client.multiplayer.ClientLevel;
 import net.minecraft.client.renderer.LevelRenderer;
 import net.minecraft.client.renderer.RenderBuffers;
@@ -26,5 +27,5 @@ public interface RenderContext {
 
 	Camera camera();
 
-	float partialTick();
+	DeltaTracker deltaTracker();
 }
diff --git a/common/src/backend/java/dev/engine_room/flywheel/backend/engine/uniform/LevelUniforms.java b/common/src/backend/java/dev/engine_room/flywheel/backend/engine/uniform/LevelUniforms.java
index ae1422181..81b30d379 100644
--- a/common/src/backend/java/dev/engine_room/flywheel/backend/engine/uniform/LevelUniforms.java
+++ b/common/src/backend/java/dev/engine_room/flywheel/backend/engine/uniform/LevelUniforms.java
@@ -17,7 +17,8 @@ public static void update(RenderContext context) {
 		long ptr = BUFFER.ptr();
 
 		ClientLevel level = context.level();
-		float partialTick = context.partialTick();
+		//fixme checkover partialTick
+		float partialTick = context.deltaTracker().getGameTimeDeltaPartialTick(true);
 
 		Vec3 skyColor = level.getSkyColor(context.camera().getPosition(), partialTick);
 		Vec3 cloudColor = level.getCloudColor(partialTick);
diff --git a/common/src/main/java/dev/engine_room/flywheel/impl/event/RenderContextImpl.java b/common/src/main/java/dev/engine_room/flywheel/impl/event/RenderContextImpl.java
index a211307ea..1f7ee1f7b 100644
--- a/common/src/main/java/dev/engine_room/flywheel/impl/event/RenderContextImpl.java
+++ b/common/src/main/java/dev/engine_room/flywheel/impl/event/RenderContextImpl.java
@@ -6,18 +6,19 @@
 
 import dev.engine_room.flywheel.api.event.RenderContext;
 import net.minecraft.client.Camera;
+import net.minecraft.client.DeltaTracker;
 import net.minecraft.client.multiplayer.ClientLevel;
 import net.minecraft.client.renderer.LevelRenderer;
 import net.minecraft.client.renderer.RenderBuffers;
 
 public record RenderContextImpl(LevelRenderer renderer, ClientLevel level, RenderBuffers buffers, PoseStack stack,
 								Matrix4f projection, Matrix4f viewProjection, Camera camera,
-								float partialTick) implements RenderContext {
-	public static RenderContextImpl create(LevelRenderer renderer, ClientLevel level, RenderBuffers buffers, PoseStack stack, Matrix4f projection, Camera camera, float partialTick) {
+								DeltaTracker deltaTracker) implements RenderContext {
+	public static RenderContextImpl create(LevelRenderer renderer, ClientLevel level, RenderBuffers buffers, PoseStack stack, Matrix4f projection, Camera camera, DeltaTracker deltaTracker) {
 		Matrix4f viewProjection = new Matrix4f(projection);
 		viewProjection.mul(stack.last()
 				.pose());
 
-		return new RenderContextImpl(renderer, level, buffers, stack, projection, viewProjection, camera, partialTick);
+		return new RenderContextImpl(renderer, level, buffers, stack, projection, viewProjection, camera, deltaTracker);
 	}
 }
diff --git a/common/src/main/java/dev/engine_room/flywheel/impl/mixin/LevelRendererMixin.java b/common/src/main/java/dev/engine_room/flywheel/impl/mixin/LevelRendererMixin.java
index 5b2df6980..b9a16cb44 100644
--- a/common/src/main/java/dev/engine_room/flywheel/impl/mixin/LevelRendererMixin.java
+++ b/common/src/main/java/dev/engine_room/flywheel/impl/mixin/LevelRendererMixin.java
@@ -2,12 +2,6 @@
 
 import java.util.SortedSet;
 
-import com.llamalad7.mixinextras.sugar.Share;
-
-import com.llamalad7.mixinextras.sugar.ref.LocalRef;
-
-import net.minecraft.client.DeltaTracker;
-
 import org.jetbrains.annotations.Nullable;
 import org.joml.Matrix4f;
 import org.objectweb.asm.Opcodes;
@@ -19,7 +13,6 @@
 import org.spongepowered.asm.mixin.injection.At.Shift;
 import org.spongepowered.asm.mixin.injection.Group;
 import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.Redirect;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 
 import com.mojang.blaze3d.vertex.PoseStack;
@@ -30,6 +23,7 @@
 import dev.engine_room.flywheel.impl.visualization.VisualizationManagerImpl;
 import it.unimi.dsi.fastutil.longs.Long2ObjectMap;
 import net.minecraft.client.Camera;
+import net.minecraft.client.DeltaTracker;
 import net.minecraft.client.multiplayer.ClientLevel;
 import net.minecraft.client.renderer.GameRenderer;
 import net.minecraft.client.renderer.LevelRenderer;
@@ -57,19 +51,10 @@ abstract class LevelRendererMixin {
 
 	//	@Inject(method = "renderLevel", at = @At("HEAD"))
 	@Inject(method = "renderLevel", at = @At(value = "INVOKE_ASSIGN", target = "Lnet/minecraft/world/level/lighting/LevelLightEngine;runLightUpdates()I"))
-	private void flywheel$beginRender(DeltaTracker deltaTracker, boolean renderBlockOutline, Camera camera, GameRenderer gameRenderer, LightTexture lightTexture, Matrix4f projectionMatrix, Matrix4f frustrumMatrix, CallbackInfo ci, @Share("poseStack") LocalRef<PoseStack> sharedPose) {
-		PoseStack pose = new PoseStack();
-		// fixme - is the delta stuff correct? no idea!
-		flywheel$renderContext = RenderContextImpl.create((LevelRenderer) (Object) this, level, renderBuffers, pose, projectionMatrix, camera, deltaTracker.getGameTimeDeltaTicks());
+	private void flywheel$beginRender(DeltaTracker deltaTracker, boolean renderBlockOutline, Camera camera, GameRenderer gameRenderer, LightTexture lightTexture, Matrix4f projectionMatrix, Matrix4f frustrumMatrix, CallbackInfo ci) {
+		flywheel$renderContext = RenderContextImpl.create((LevelRenderer) (Object) this, level, renderBuffers, new PoseStack(), projectionMatrix, camera, deltaTracker);
 
 		FlwImplXplat.INSTANCE.dispatchBeginFrameEvent(flywheel$renderContext);
-
-		sharedPose.set(pose);
-	}
-
-	@Redirect(method = "renderLevel", at = @At(value = "NEW", target = "com/mojang/blaze3d/vertex/PoseStack"))
-	private PoseStack flywheel$fixPoseStack(@Share("poseStack") LocalRef<PoseStack> sharedPose) {
-		return sharedPose.get();
 	}
 
 	@Inject(method = "renderLevel", at = @At("RETURN"))