+ /**
+ * Number of sampler elements trash can holds.
+ */
+ unsigned int trash_can_size;
+
+ /**
+ * Trash can for old sampler elements.
+ * We need this to evaluate the sampler.
+ * TODO remove after evaluation
+ * and undo changes in
+ * sampler_resize
+ * sampler_empty
+ * sampler_init
+ * sampler_remove?
+ * sampler_reinitialise_by_value
+ * sampler_update
+ */
+ struct RPS_SamplerElement **trash_can;
+