138 lines
3.6 KiB
C
138 lines
3.6 KiB
C
/* This implements the scene
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* ie it will insert the scene-specific data and systems
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* based on the function called
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* */
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#ifndef __SCENE_IMPL_H
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#define __SCENE_IMPL_H
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#include "engine.h"
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#include "gui.h"
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#define CONTAINER_OF(ptr, type, member) ({ \
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const typeof( ((type *)0)->member ) *__mptr = (ptr); \
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(type *)( (char *)__mptr - offsetof(type,member) );})
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typedef enum TileType {
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EMPTY_TILE = 0,
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SOLID_TILE,
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ONEWAY_TILE,
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LADDER,
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SPIKES,
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} TileType_t;
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#define MAX_TILE_SPRITES 32
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typedef struct CoinCounter
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{
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uint16_t current;
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uint16_t total;
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}CoinCounter_t;
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typedef enum CameraMode {
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CAMERA_FOLLOW_PLAYER = 0,
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CAMERA_RANGED_MOVEMENT,
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} CameraMode_t;
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typedef struct LevelCamera {
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Camera2D cam;
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CameraMode_t mode;
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Vector2 target_pos;
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float base_y;
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//Vector2 prev_pos;
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Vector2 current_vel;
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float mass;
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float c; // damping factor
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float k; // spring constant
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float range_limit;
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}LevelCamera_t;
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typedef enum LevelSceneState {
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LEVEL_STATE_STARTING = 0,
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LEVEL_STATE_RUNNING,
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LEVEL_STATE_DEAD,
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LEVEL_STATE_COMPLETE,
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} LevelSceneState_t;
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typedef struct LevelSceneStateMachine {
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LevelSceneState_t state;
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system_func_t state_functions[4];
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// Engine has no timeline support, so make a pseudo timeline implementation
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float fractional;
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uint32_t counter;
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} LevelSceneStateMachine_t;
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typedef struct LevelSceneData {
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TileGrid_t tilemap;
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// TODO: game_rec is actually obsolete since this is in the scene game layer
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Rectangle game_rec;
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LevelCamera_t camera;
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Sprite_t* tile_sprites[MAX_TILE_SPRITES];
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Sprite_t* solid_tile_sprites;
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uint8_t selected_solid_tilemap;
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LevelPack_t* level_pack;
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unsigned int current_level;
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CoinCounter_t coins;
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bool show_grid;
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Vector2 player_spawn;
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LevelSceneStateMachine_t sm;
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}LevelSceneData_t;
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static inline void change_level_state(LevelSceneData_t* data, LevelSceneState_t state)
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{
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data->sm.state = state;
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data->sm.counter = 0;
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data->sm.fractional = 0;
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}
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typedef struct LevelScene {
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Scene_t scene;
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LevelSceneData_t data;
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}LevelScene_t;
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void init_game_scene(LevelScene_t* scene);
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void free_game_scene(LevelScene_t* scene);
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void init_sandbox_scene(LevelScene_t* scene);
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void free_sandbox_scene(LevelScene_t* scene);
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void init_level_scene_data(LevelSceneData_t* data, uint32_t max_tiles, Tile_t* tiles, Rectangle view_zone);
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void clear_an_entity(Scene_t* scene, TileGrid_t* tilemap, Entity_t* p_ent);
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void clear_all_game_entities(LevelScene_t* scene);
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void term_level_scene_data(LevelSceneData_t* data);
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void reload_level_tilemap(LevelScene_t* scene);
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void load_next_level_tilemap(LevelScene_t* scene);
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void load_prev_level_tilemap(LevelScene_t* scene);
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bool load_level_tilemap(LevelScene_t* scene, unsigned int level_num);
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void change_a_tile(TileGrid_t* tilemap, unsigned int tile_idx, TileType_t new_type);
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typedef enum GuiMode {
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KEYBOARD_MODE,
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MOUSE_MODE
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} GuiMode_t;
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typedef struct MenuSceneData {
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UIComp_t buttons[4];
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unsigned int selected_comp;
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unsigned int max_comp;
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GuiMode_t mode;
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} MenuSceneData_t;
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typedef struct MenuScene {
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Scene_t scene;
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MenuSceneData_t data;
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} MenuScene_t;
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typedef struct LevelSelectSceneData {
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VertScrollArea_t scroll_area;
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LevelPack_t* level_pack;
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} LevelSelectSceneData_t;
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typedef struct LevelSelectScene {
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Scene_t scene;
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LevelSelectSceneData_t data;
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} LevelSelectScene_t;
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void init_menu_scene(MenuScene_t* scene);
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void free_menu_scene(MenuScene_t* scene);
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void init_level_select_scene(LevelSelectScene_t* scene);
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void free_level_select_scene(LevelSelectScene_t* scene);
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#endif // __SCENE_IMPL_H
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