#include <stdlib.h>
#include <math.h>

#include <gint/display.h>
#include <gint/keyboard.h>
#include <gint/image.h>
#include <gint/dma.h>
#include <gint/gdb.h>
#include <libprof.h>

#include "fixed.h"

#include "moteur.h"
#include "map.h"

//====== Copy3DEngine =====
// Git du moteur : https://gitea.planet-casio.com/Fcalva/Copy3DEngine
// Git du jeu : [Rajoutez le vôtre ici]
//
// Page du jeu : [La vôtre ici]
//
// Voir README.md pour license précise, par Fcalva et est sous GPLv3
// 
//

#ifndef FXCG50
#error Ce code est pour FXCG50/G90+E uniquement, enlevez ce message a vos riques et périls
#endif

image_t *tex_index[TINDEX_S];

extern char map_test[map_w][map_h];

//Vos images ici

extern image_t briques0;
extern image_t buisson0;

char exit_game = 0;
char disp_frame_time = 0;
char first_frame = 0;
int frame_time_timer = 1;

fixed_t posX;
fixed_t posY;
fixed_t dirX;
fixed_t dirY;
fixed_t planeX;
fixed_t planeY;

int frame_time = 1;

void keys_get(){
  pollevent();

  move();

  if (keydown(KEY_F1) && frame_time_timer <= 0) {
    if (disp_frame_time == 0) {
      disp_frame_time = 1;
      frame_time_timer = 10;
    }
    else {
      disp_frame_time = 0;
      frame_time_timer = 10;
    }
  }
  frame_time_timer--;
  if (keydown(KEY_EXIT)) exit_game = 1;

  #ifdef debug
  //if (keydown(KEY_TAN)) end_screen();
  #endif
}

void main_menu(){
  dtext_opt(198, 100, 0xde85, C_NONE, DTEXT_CENTER, DTEXT_TOP, "Demo 3D", -1);
  dtext_opt(198, 120, 0xde85, C_NONE, DTEXT_CENTER, DTEXT_TOP, "De Fcalva", -1);
  dtext_opt(198, 150, 0xde85, C_NONE, DTEXT_CENTER, DTEXT_TOP, "Appuyez sur une touche", -1);

  dupdate();
  getkey();
}

int main(){
  dclear(C_WHITE);

  //trucs de chargement

  load_map();

  extern image_t *tex_index[TINDEX_S];

  tex_index[1] = &buisson0;
  tex_index[2] = &briques0;

  //Vos textures générées procéduralement

  tex_index[0] = image_alloc(64, 64, IMAGE_RGB565);
  tex_index[3] = image_alloc(64, 64, IMAGE_RGB565);

  image_fill(tex_index[0], 0x4228);
  image_fill(tex_index[3], 0x9dbd);

  prof_init();

  #if debug
  EngineTimers timers;
  #endif

  while (!exit_game) {
    prof_t frame = prof_make();
    prof_enter(frame);

    //Big brain drect()
    dma_memset(gint_vram, 0x9dbd9dbd, viewport_w*viewport_h);
    dma_memset((void*)((uint32_t)gint_vram + viewport_w*viewport_h),
               0xc4c9c4c9, viewport_w*viewport_h);

    if(first_frame){
      main_menu();
    }

    keys_get();

    draw_walls(
    #if debug
      &timers
    #endif
    );

    if (disp_frame_time == 1) dprint( 1, 10, C_BLACK, "Frame time : %d ms", frame_time);

    #if debug
    dprint( 1, 20, C_BLACK, "planeX : %d", planeX);
    dprint( 1, 30, C_BLACK, "planeY : %d", planeY);
    dprint( 1, 40, C_BLACK, "dirX : %d", dirX);
    dprint( 1, 50, C_BLACK, "dirY : %d", dirY);
    dprint( 1, 60, C_BLACK, "posX : %d", posX);
    dprint( 1, 70, C_BLACK, "posY : %d", posY);
    dprint( 1, 80, C_BLACK, "Raycast time : %d", prof_time(timers.raycast_time));
    dprint( 1, 90, C_BLACK, "Draw time : %d", prof_time(timers.draw_time));
    timers.raycast_time = prof_make();
    timers.draw_time = prof_make();
    #endif

    dupdate();
    prof_leave(frame);
    frame_time = (int)prof_time(frame)/1000;
    first_frame = 0;
  }

  prof_quit();

  //Libérez vos textures générées procéduralement

  image_free(tex_index[0]);
  image_free(tex_index[3]);

  return 1;
}