Basic parsing

2 files changed, 59 insertions, 23 deletions

diff --git a/src/main.c b/src/main.c
index 3eb0acc..3e8ab44 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,7 +6,7 @@
 /*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/05/09 10:20:09 by charles           #+#    #+#             */
-/*   Updated: 2020/05/09 11:08:59 by charles          ###   ########.fr       */
+/*   Updated: 2020/05/10 22:02:36 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -15,7 +15,7 @@
 int main(int argc, char **argv)
 {
 	/* GLFWwindow	*window; */
-	float		*buffer;
+	t_object	object;
 
 	if (argc != 2)
 	{
@@ -24,9 +24,20 @@ int main(int argc, char **argv)
 		ft_putendl(" [obj file]");
 		return (1);
 	}
-	if ((buffer = parse(argv[1])) == NULL)
-		return 1;
+	if (parse(argv[1], &object) == -1)
+	{
+		ft_putstr("Error: couldn't parse ");
+		ft_putendl(argv[1]);
+		return (1);
+	}
+
+	for (size_t i = 0; i < object.indices_len; i++)
+		printf("%u\n", object.indices[i]);
+	for (size_t i = 0; i < object.vertices_len; i++)
+		printf("%f\n", object.vertices[i]);
 
+	free(object.vertices);
+	free(object.indices);
 	/* if (!glfwInit()) */
 	/* 	return 1; */
 	/* window = glfwCreateWindow(640, 480, "Hello World", NULL, NULL); */
diff --git a/src/parse.c b/src/parse.c
index 4add0b3..fa9f2b5 100644
--- a/src/parse.c
+++ b/src/parse.c
@@ -6,7 +6,7 @@
 /*   By: charles <charles.cabergs@gmail.com>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2020/05/09 11:02:00 by charles           #+#    #+#             */
-/*   Updated: 2020/05/09 12:07:36 by charles          ###   ########.fr       */
+/*   Updated: 2020/05/10 22:04:05 by charles          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,34 +14,54 @@
 
 #define SCOP_VEC_DEFAULT_SIZE 32
 
-static int	st_parse_line(char *line, t_ftvec *vertices, t_ftvec *indices)
+static int	st_parse_face(char **indexes_strs, t_ftvec *indices)
 {
+	size_t			i;
+	size_t			len;
 	unsigned int	tmp;
-	float			tmpf;
 
-	if (*line == 'v')
-	{
-		tmpf = ft_strtof(line, &line);
-		ft_vecpush(indices, *((void**)&tmp));
-		tmpf = ft_strtof(line, &line);
-		ft_vecpush(indices, *((void**)&tmp));
-		tmpf = ft_strtof(line, &line);
-		ft_vecpush(indices, *((void**)&tmp));
-	}
-	if (*line == 'f')
+	len = ft_split_len(indexes_strs);
+	i = -1;
+	while (++i < len)
 	{
-		tmp = ft_strtol(line, &line, 10);
-		ft_vecpush(indices, *((void**)&tmp));
-		tmp = ft_strtol(line, &line, 10);
-		ft_vecpush(indices, *((void**)&tmp));
-		tmp = ft_strtol(line, &line, 10);
-		ft_vecpush(indices, *((void**)&tmp));
+		tmp = ft_atoi(indexes_strs[i]);
+		if (ft_vecpush(indices, *(void**)&tmp) == NULL)
+			return (-1);
 	}
+	return (0);
+}
 
+static int	st_parse_vertex(char **positions_strs, t_ftvec *vertices)
+{
+	float	tmp;
 
+	tmp = ft_atof(positions_strs[0]);
+	ft_vecpush(vertices, *((void**)&tmp));
+	tmp = ft_atof(positions_strs[1]);
+	ft_vecpush(vertices, *((void**)&tmp));
+	tmp = ft_atof(positions_strs[2]);
+	ft_vecpush(vertices, *((void**)&tmp));
 	return (0);
 }
 
+static int	st_parse_line(char *line, t_ftvec *vertices, t_ftvec *indices)
+{
+	int		ret;
+	char	**split;
+
+	if (*line != 'v' && *line != 'f')
+		return (0);
+	if ((split = ft_split(line + 1, ' ')) == NULL)
+		return (-1);
+	ret = -1;
+	if (*line == 'v' && ft_split_len(split) == 3)
+		ret = st_parse_vertex(split, vertices);
+	if (*line == 'f' && ft_split_len(split) >= 3)
+		ret = st_parse_face(split, indices);
+	ft_split_destroy(split);
+	return (ret);
+}
+
 static int	st_parse_file(int fd, t_ftvec *vertices, t_ftvec *indices)
 {
 	char	*line;
@@ -61,6 +81,7 @@ static int	st_parse_file(int fd, t_ftvec *vertices, t_ftvec *indices)
 		free(line);
 		return (-1);
 	}
+	free(line);
 	return (0);
 }
 
@@ -79,5 +100,9 @@ int			parse(char *filepath, t_object *object)
 	st_parse_file(fd, vertices, indices);
 	object->vertices = (float*)ft_vectobuf32(vertices);
 	object->indices = (unsigned int*)ft_vectobuf32(indices);
+	object->vertices_len = vertices->size;
+	object->indices_len = indices->size;
+	ft_vecdestroy(vertices, NULL);
+	ft_vecdestroy(indices, NULL);
 	return (0);
 }