Densité de partie de plantes en fonction du niveau de mutation

entities/plants/scripts/texture_builder/plant_texture_builder.gd

@@ -36,6 +36,7 @@ enum OriginType {BRANCH_ORIGIN, MUTATION_ORIGIN, BASE_LEAF_ORIGIN}
 @export var mutation_weight_base := 10
 @export var mutation_weight_loss := 3
 @export var mutation_weight_gain := 1
+
 @export var seed_texture_sets: Array[SeedTextureSet]
 
 @export var base_y_offset := -50.0
@@ -75,6 +76,9 @@ func shuffle_weighted(array: Array, weights: Array[int]):
         array[i] = originalArray[indices[i]]
         weights[i] = originalWeights[indices[i]]
 
+func get_mutation_weight(level: int) -> int:
+    return 3 * level
+
 func build_seed_texture(random_seed: int) -> Texture:
     rng.seed = random_seed
 
@@ -129,7 +133,9 @@ func build_plant_texture(plant_data: PlantData) -> Texture:
     for mutation in plant_data.mutations:
         if mutation.id in parts_mutation_associations:
             parts_to_place[OriginType.MUTATION_ORIGIN].append(parts_mutation_associations[mutation.id].parts)
-            mutation_weights.append(mutation_weight_base)
+            var mutation_weight := get_mutation_weight(mutation.level)
+            mutation_weights.append(mutation_weight)
+            weight_per_origin_type[OriginType.MUTATION_ORIGIN] += mutation_weight
 
     var flipped: bool = rng.randi() % 2 == 0
 
@@ -195,6 +201,9 @@ func get_part(all_parts: Dictionary[OriginType, Array], weight_per_origin_type:
                     weight_per_origin_type[((origin + 2) % 3) as OriginType] += origin_weight_gain
                     return all_parts[origin][ind]
             else: # find a mutation part to place
+                if weight_copy[originIndInd] < 0:
+                    break
+
                 var parts_per_mutations: Array = all_parts[origin]
                 shuffle_weighted(parts_per_mutations, mutation_weights)
                 for mutation_parts_ind in range(parts_per_mutations.size()):