smooth low tps

src/main/java/carpet/mixins/RenderTickCounter_tickSpeedMixin.java

@@ -0,0 +1,23 @@
+package carpet.mixins;
+
+import carpet.helpers.TickSpeed;
+import carpet.settings.CarpetSettings;
+import net.minecraft.client.render.RenderTickCounter;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(RenderTickCounter.class)
+public class RenderTickCounter_tickSpeedMixin {
+    @Redirect(method = "beginRenderTick", at = @At(
+            value = "FIELD",
+            target = "Lnet/minecraft/client/render/RenderTickCounter;timeScale:F"
+    ))
+    private float adjustTickSpeed(RenderTickCounter counter) {
+        if (CarpetSettings.smoothClientAnimations)
+        {
+            return Math.max(50.0f, TickSpeed.mspt);
+        }
+        return 50f;
+    }
+}