get.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   get.c                                              :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: gphilips <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2017/11/29 17:11:45 by gphilips          #+#    #+#             */
/*   Updated: 2017/12/22 16:16:34 by gphilips         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "rtv1.h"

int		get_clrpos(t_obj *obj, const char **tab, int *i)
{
	int		j;
	double	check;

	if (ft_strncmp("\t\tclr(", tab[*i], 6))
		return (0);
	j = 6;
	if (((check = ft_atof(tab[*i], &j)) < 0) || check > 255)
		return (0);
	obj->color.r = (int)check;
	if (((check = ft_atof(tab[*i], &j)) < 0) || check > 255)
		return (0);
	obj->color.g = (int)check;
	if (((check = ft_atof(tab[*i], &j)) < 0) || check > 255)
		return (0);
	obj->color.b = (int)check;
	if (tab[*i][j] != ')' || tab[*i][j + 1]
		|| ft_strncmp("\t\tpos(", tab[++(*i)], 6))
		return (0);
	j = 6;
	SAFEMALL0((input_vector(tab[*i], &j, &obj->pos)));
	++(*i);
	return (1);
}

int		get_size(t_obj *obj, const char **tab, int *i)
{
	int	j;

	if (ft_strncmp("\t\tsize(", tab[*i], 7))
		return (0);
	j = 7;
	obj->size = ft_atof(tab[*i], &j);
	while (ft_isdigit(tab[*i][j]))
		++j;
	if (tab[*i][j] != ')' || tab[*i][j + 1])
		return (0);
	++(*i);
	return (1);
}

int		get_normal(t_obj *obj, const char **tab, int *i)
{
	int	j;

	if (ft_strncmp("\t\tnml(", tab[*i], 6))
		return (0);
	j = 6;
	SAFEMALL0((input_vector(tab[*i], &j, &obj->normal)));
	++(*i);
	return (1);
}

void	get_light(t_env *e)
{
	t_list	*tmp;
	t_obj	*obj;
	int		i;

	tmp = e->obj;
	e->total_light = 0;
	while (tmp)
	{
		obj = (t_obj*)tmp->content;
		i = -1;
		if (obj && obj->name == LIGHT)
		{
			e->light[e->total_light] = obj;
			e->total_light++;
		}
		tmp = tmp->next;
	}
	if (e->total_light < MAX_LIGHT)
		e->light[e->total_light] = NULL;
}