Super-Hexagon-Casio/update_states.c

#include "update_states.h"

void update_title(Game_Data *data)
{
//TODO
}
void update_game(Game_Data *data)
{
    data->last_time = data->current_time;
    data->current_time = RTC_GetTicks();
    if(data->list != NULL){ //if the linked list is not empty
            updateWalls(data->list, data->current_time - data->last_time); //update the linked list

        if(isColliding(data->list, data->player_angle, data->nb_lines) == true){ //if the player and a wall collide
            PrintMini(50, 0, "TOUCHE", MINI_OVER); //death handling
    	}
        data->list = removeWall(data->list, 0); //remove every wall whose distance to the center equals zero
    }
	//level generation
	//TODO: something else than pure randomness
    if(rand() % 40 == 1){
        data->list = addWall(data->list, 128, 8, 1, rand()%6);
    }else if(rand() % 70 == 1){
        int emptyRow = rand()%6;
        int i = 0;
        for(i = 0; i < 6; i++)
            if(i != emptyRow)
                data->list = addWall(data->list, 128, 15, 1, i);
    }
    if(KeyDown(K_LEFT)){
        data->player_angle-=15;
    }
    if(KeyDown(K_RIGHT)){
        data->player_angle+=15;
    }

    //the angle must not be greater than 360
    if(data->player_angle < 0)
        data->player_angle = 360 + data->player_angle;
    data->player_angle = data->player_angle % 360;
	updateCamera(&(data->cam), data->current_time - data->last_time);
}
void update_menu(Game_Data *data)
{
//TODO
}
void update_game_over(Game_Data *data)
{
//TODO
}

void updateCamera(Camera *cam, unsigned int delta_time){
    cam->speed = 1; //to change
    cam->angle += cam->speed * delta_time / 2.;

    if(cam->angle >= 360)
        cam->angle = cam->angle % 360;
}