transfered from codeberg

source_code/chunk_module/chunk/chunk.h

@@ -0,0 +1,66 @@
+#ifndef chunk_h
+#define chunk_h
+
+#include "raylib.h"
+#include <pthread.h>
+#include <stdint.h>
+#include <stdatomic.h>
+
+#define chunk_size 32
+
+struct cpu_mesh_data_struct;
+
+typedef enum chunk_state_enum
+{
+        state_new = 0,
+        state_needs_data,
+        state_getting_data,
+
+        state_needs_terrain,
+        state_getting_terrain,
+
+        state_needs_lighting,
+        state_getting_lighting,
+
+        state_needs_mesh,
+        state_getting_mesh,
+
+        state_need_upload_to_gpu,
+        state_chunk_pending_upload,
+        state_chunk_uploaded_to_render_queue,
+        state_chunk_is_uploading,
+        state_chunk_finished_uploading
+} chunk_state_enum;
+
+
+typedef struct chunk_position_struct
+{
+        int32_t x;
+        int32_t y;
+        int32_t z;
+} chunk_position_struct;
+
+typedef struct chunk_struct
+{
+        _Atomic uint32_t reference_counter;
+        chunk_position_struct position;
+        atomic_int build_state;
+        atomic_bool marked_for_unload;
+        BoundingBox bounds;
+        Model model;
+        struct cpu_mesh_data_struct* pending_mesh;
+        uint16_t  block_data[chunk_size * chunk_size * chunk_size];
+        uint8_t light_data[chunk_size * chunk_size * chunk_size];
+} chunk_struct;
+
+chunk_struct* initialize_chunk(struct chunk_position_struct position_in_world);
+
+chunk_position_struct offset_chunk_position(struct chunk_position_struct origin_to_offset,
+                                            int32_t x_offset,
+                                            int32_t y_offset,
+                                            int32_t z_offset);
+
+void destroy_chunk(struct chunk_struct* chunk);
+uint32_t index_chunk(int32_t x, int32_t y, int32_t z);
+
+#endif