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 "rs/rsmx.h"

#define GAME_WIDTH  512

#define GAME_HEIGHT 512

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  0xFF660000

#define COLOR_DARK_GRAY 0xFF333344

#define COLOR_SILVER    0xFFCCCCDD

#define COLOR_SEMI_TRANSPARENT      0x80808080

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_MULT      3

#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);

void soundbuf_stop(rs_soundbuf_t *snd);

// Game Registry

#define FONTS_COUNT 4

#define CRYSTALS_COUNT  7

#define STATUS_LOADING  0

#define STATUS_MENU     1

#define STATUS_PLAYING  2

#define STATUS_PAUSED   3

#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 BULLETS_COUNT   8

#define GAME_SHOOT_PERIOD   3

#define FIELD_WIDTH     12

#define FIELD_HEIGHT    9

#define FIELD_LENGTH    (FIELD_WIDTH * FIELD_HEIGHT)

#define CRYSTAL_SIZE    32

#define FIELD_X0     64

#define FIELD_Y0     128

#define FIELD_ITEM(x,y)     (game.field[(y)*FIELD_WIDTH+(x)])

#define CRYSTAL_INDEX_MASK      0x0F

#define CRYSTAL_VISIBLE_BIT     0x10

#define CRYSTAL_EXPLODED_BIT    0x20

#define CRYSTAL_MOVING_BIT      0x40

#define EXPLOSION_FRAMES_COUNT      19

#define EXPLOSION_SIZE      64

#define EXPLOSIONS_MAX_COUNT        16

//#define EXPLOSION_PACK(x,y,frame)   ( (x) | ( (y)<<8 ) |  (frame)<<16 )

typedef struct rs_game_t {

    rs_texture_t framebuffer;

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

    int loader_counter;

    rs_texture_t tex_bg;

    rs_texture_t tex_logo;

    rs_texture_t tex_clouds;

    rs_texture_t tex_crystals[CRYSTALS_COUNT];

    rs_texture_t tex_cursor;

    rs_texture_t tex_explosion[EXPLOSION_FRAMES_COUNT];

    rs_texture_t tex_font[64*FONTS_COUNT];

    rs_soundbuf_t sound_test1;

    rs_soundbuf_t sound_test2;

    rs_soundbuf_t sound_test3;

    int status;

    unsigned int keyboard_state;

    int menu_index;

    int menu_item_index;

    int window_scale;

    int tx;

    int ty;

    int tz;

    unsigned char *field;

    int selected;

    unsigned char selected_x;

    unsigned char selected_y;

    unsigned int explosions_count;

    unsigned int explosions[EXPLOSIONS_MAX_COUNT]; //0x00TTYYXX, TT = frame, YY = fieldY, XX = fieldX

    int score;

    int time;

} rs_game_t;

extern rs_game_t game;

void game_reg_init();

/*  __

   /cc\

  /aaaa\

 |kkkkkk|  <-- Easter Egg

  \eeee/

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

void GameProcess();

void game_ding(int i);

void GameInit();

void GameTerm();

void GameKeyDown(int key, int first);

void GameKeyUp(int key);

void GameMouseDown(int x, int y);

void GameMouseUp(int x, int y);

#endif // RSGAME_H_INCLUDED