Subversion Repositories Kolibri OS

#ifndef RSGAME_H_INCLUDED

#define RSGAME_H_INCLUDED

/*

    Heliothryx

    Game by Roman Shuvalov

*/

#ifndef RS_LINUX

    #ifndef RS_WIN32

        #ifndef RS_KOS

            #error Please specify platform

        #endif

    #endif

#endif

#include "rskos.h"

#include "rs/rsplatform.h"

#include "rs/rsdebug.h"

#include "rs/rsbits.h"

#include "rsgamelogic.h"

#include "rs/rsmx.h"

#define GAME_LANG_EN    0

#define GAME_LANG_RU    1

#define GAME_WIDTH  320

#define GAME_HEIGHT 180

typedef struct {

    unsigned int status;

    int w;

    int h;

    unsigned char *data; // BGRA BGRA

} rs_texture_t;

// for little-endian

typedef union color_t {

    int d;                 // 0x44332211 (ARGB)

    struct {

        unsigned char b; // 0x11

        unsigned char g; // 0x22

        unsigned char r; // 0x33

        unsigned char a; // 0x44

    };

} color_t;

// for little-endian (ARGB)

#define COLOR_BLACK     0xFF000000

#define COLOR_TRANSPARENT   0x00000000

#define COLOR_DARK_RED  0xFF401000

void texture_init(rs_texture_t *tex, int w, int h);

void texture_free(rs_texture_t *tex);

void texture_clear(rs_texture_t *tex, unsigned int color);

void texture_draw(rs_texture_t *dest, rs_texture_t *src, int x, int y, int mode);

void texture_draw_vline(rs_texture_t *tex, int x, int y, int l, unsigned int color);

void texture_draw_hline(rs_texture_t *tex, int x, int y, int l, unsigned int color);

void texture_set_pixel(rs_texture_t *tex, int x, int y, unsigned int color);

unsigned char clamp_byte(int value);

#define DRAW_MODE_REPLACE   0

#define DRAW_MODE_ADDITIVE  1

#define DRAW_MODE_ALPHA     2

#define DRAW_MODE_MASK      0x0000FFFF

#define DRAW_TILED_FLAG     0x00010000

typedef struct {

    unsigned int status;

    int length_samples;

    SNDBUF hbuf;

    signed short *data;

} rs_soundbuf_t;

void soundbuf_init(rs_soundbuf_t *snd, int length);

void soundbuf_free(rs_soundbuf_t *snd);

void soundbuf_fill(rs_soundbuf_t *snd, int amp, int freq_div);

void soundbuf_sin(rs_soundbuf_t *snd, float freq);

void soundbuf_sin_fade(rs_soundbuf_t *snd, float freq);

void soundbuf_play(rs_soundbuf_t *snd, int mode);

void soundbuf_loop_check(rs_soundbuf_t *snd);

void soundbuf_stop(rs_soundbuf_t *snd);

// Game Objects

#define     GAME_OBJS_MAX_COUNT     1024

#define     OBJ_PLAYER      0

#define     OBJ_BULLET      1

#define     OBJ_EXPLOSION   2

#define     OBJ_ROCK        3

#define     OBJ_MINIROCK    4

#define     OBJ_TURRET      5

#define     OBJ_RED_BULLET  6

#define     OBJ_HUGE_EXPLOSION  7

typedef struct game_obj_t {

    int obj_type;

    int flags;

    int tag;

    int radius;

    float x;

    float y;

    int t;

    float f;

} game_obj_t;

#define OBJ_FLAG_DESTROYED      0x01

#define OBJ_FLAG_ENEMY          0x02

#define OBJ_FLAG_SIN            0x04

#define OBJ_FLAG_BOSS           0x08 // draw health-bar above

game_obj_t game_obj(int obj_type, int flags, int tag, int radius, float x, float y, int t, float f);

int game_obj_add(game_obj_t obj);

void game_obj_remove(int index);

// Game Registry

#define ROCKS_COUNT 8

#define MINIROCKS_COUNT ROCKS_COUNT // must equal

#define FONTS_COUNT 4

#define EXPLOSIONS_COUNT    8

#define EXPLOSION_RADIUS    16

#define HUGE_EXPLOSIONS_COUNT    24

#define HUGE_EXPLOSION_RADIUS    32

#define STATUS_MENU     0

#define STATUS_PLAYING  1

#define STATUS_PAUSED   2

#define RS_ARROW_LEFT_MASK	0x01

#define RS_ARROW_DOWN_MASK	0x02

#define RS_ARROW_UP_MASK	0x04

#define RS_ARROW_RIGHT_MASK	0x08

#define RS_ATTACK_KEY_MASK  0x10

#define GAME_SHOOT_PERIOD   3

#define GAME_FLAG_BOSS_DESTROYED    0x01

#define GAME_FLAG_INSTRUCTIONS_PASSED   0x02

#define SOUND_EXPLOSIONS_COUNT      8

typedef struct rs_game_t {

    rs_texture_t framebuffer;

    unsigned char *scaled_framebuffer; // 24-bit BGRBGRBGR... for direct drawing

    rs_texture_t tex;

    rs_texture_t tex_clouds;

    rs_texture_t tex_ground;

    rs_texture_t tex_ship[4];

    rs_texture_t tex_rocks[ROCKS_COUNT];

    rs_texture_t tex_minirocks[MINIROCKS_COUNT];

    rs_texture_t tex_explosions[EXPLOSIONS_COUNT];

    rs_texture_t tex_huge_explosions[HUGE_EXPLOSIONS_COUNT];

    rs_texture_t tex_font[64*FONTS_COUNT];

    rs_texture_t tex_gui_line;

    int bg_color;

    rs_soundbuf_t sound_shoot;

    rs_soundbuf_t sound_turret_shoot;

    rs_soundbuf_t sound_test2;

    rs_soundbuf_t sound_test3;

    rs_soundbuf_t sound_explosions[SOUND_EXPLOSIONS_COUNT];

    rs_soundbuf_t sound_hit;

    rs_soundbuf_t sound_huge_explosion;

    rs_soundbuf_t sound_music;

//    rs_soundbuf_t sound_music2;

    int status;

    int flags;

    unsigned int keyboard_state;

    int menu_index;

    int menu_item_index;

    int window_scale;

    int tz;

    int player_x;

    int player_y;

    int shoot_delay;

    int shoot_keypressed;

    int shoot_restore_delay;

    int health;

    int ammo;

    int score;

//    int ammo_max;

    int stage; // (wave)

    int stage_timer;

    int stage_level; // (stage)

    game_obj_t *objs;

    int objs_count;

} rs_game_t;

#define GAME_HEALTH_MAX     8

#define GAME_AMMO_MAX       24

extern rs_game_t game;

void game_reg_init();

/*  __

   /cc\

  /aaaa\

 |kkkkkk|  <-- Easter Egg

  \eeee/

------------------------------- */

void game_ding(int i);

void GameInit();

void GameTerm();

void GameKeyDown(int key);

void GameKeyUp(int key);

void GameMouseDown(int x, int y);

void GameMouseUp(int x, int y);

void game_change_window_scale(int d);

int is_key_pressed(int mask);

unsigned short rs_rand();

#endif // RSGAME_H_INCLUDED