globals.hpp as of 2024-03-29

#ifndef _GLOBALS_HPP
#define _GLOBALS_HPP

#include <kit/all.hpp>
#include <kit/xmp_sfx.hpp>




#define WINDOW_TITLE "platformer prototype"
#define CANVSIZ_X 768 //32 tiles wide
#define CANVSIZ_Y 432 //18 tiles tall



//gl_ as in global, not opengl
extern kit::TimerSimple* gl_frameTimer;
extern kit::SoundEngine* gl_snd;
extern kit::Window*      gl_win;
extern kit::BitmapFont*  gl_text;
extern kit::FStr*       _gl_text_fstr;
#define gl_textf(_x, _y, _fmt, _maxLen, ...) \
    gl_text->print((_x), (_y), _gl_text_fstr->fmt(_fmt, __VA_ARGS__), (_maxLen))
//



extern kit::Bitmap* gl_spritesheetPlayer;





kit::f64 frand();
kit::f32 frandf();

kit::f64 frandRange(kit::f64 start, kit::f64 maxDeviation);





struct SoundEffect { //40B (not including the size of the AudioData class)
  kit::AudioData* sfx = nullptr;
  kit::f32       volL = 1.0f;
  kit::f32       volR = 1.0f;
  kit::f64  speedBase = 1.0 ;
  kit::f64 speedRange = 0.0 ;
  kit::f32        pan = 0.0f;
  kit::u32 _padding32;

  SoundEffect(const char* filePath, kit::f32 volume = 1.0f,
                                    kit::f64 _speedRange = 0.0)
  {
    sfx = new kit::AudioData(filePath, gl_snd);
    volL = volume,  volR = volume;
    speedRange = _speedRange;
  }

  ~SoundEffect(){ delete sfx; }

  kit::s32 play(){
    if(sfx != nullptr){
      if(speedRange < 0.0) speedRange = -speedRange;
      if(!speedRange) return gl_snd->sfxPlay(sfx, volL, volR, 1.0, pan);
      else return gl_snd->sfxPlay(sfx, volL, volR, frandRange(speedBase,speedRange), pan);
    } else {
      return -1;
    }
  }
};





#define GRAVITY (0.0175f)
#define PLAYER_JUMP_STRENGTH (2.0f)
#define PLAYER_JUMP_CANCEL (0.33f) //multiplier of vel.y when canceling a jump while ascending
#define PLAYER_SPEED (0.020f)
#define PLAYER_SCALE (2.0f)
#define PLAYER_HALF ( (s32)((8*PLAYER_SCALE)/2) ) //half of the character's size, in pixels
#define PLAYER_NEUTRAL (0.1f) //'what +/- range should be considered neutral for vel/acc'
#define PLAYER_AIR_FRICTION (0.5f) //multiplier for acc.x when in mid-air
#define PLAYER_GND_FRICTION (1.0f) //multiplier of PLAYER_SPEED for on-ground deceleration
#define PLAYER_RUN_MUL (0.075f) //vel.x's multiplier when adding to runningState





#endif /* _GLOBALS_HPP */