refactor: init_world

src/gameplay/builders/biome_builder.cpp

@@ -15,4 +15,27 @@ void BiomeBuilder::build_bottom() {
         }
     }
 }
+void BiomeBuilder::fill_water() {
+    ChunkGenerator& chunk_generator = get_chunk_generator();
+    Chunk& chunk = chunk_generator.chunk();
+    auto& m_blocks = chunk.blocks();
+    auto& neighbor = chunk_generator.neighbor_biome();
+    auto& heightmap = chunk.heightmap();
+    for (int i = 0; i < 8; i++) {
+        if (neighbor[i] == BiomeType::RIVER) {
+            for (int x = 0; x < SIZE_X; x++) {
+                for (int z = 0; z < SIZE_Z; z++) {
+                    if (heightmap[x][z] >= SEA_LEVEL) {
+                        continue;
+                    }
+                    int height = heightmap[x][z];
+                    for (int y = height; y < SEA_LEVEL; y++) {
+                        m_blocks[Chunk::get_index(x, y, z)] = 7;
+                    }
+                }
+            }
+            return;
+        }
+    }
+}
 } // namespace Cubed