scop/src/parse_token.c

81 lines
2.5 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* parse_token.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: gbrochar <gbrochar@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/12/23 17:33:33 by gbrochar #+# #+# */
/* Updated: 2024/04/25 16:33:25 by gbrochar ### ########.fr */
/* */
/* ************************************************************************** */
#include "scop.h"
int parse_append_data_d(t_buf_d *buffer, char *token)
{
if (buffer->ptr == buffer->len)
{
buffer->data = (double *)realloc(
buffer->data, sizeof(double) * (buffer->len + BUFFER_SIZE));
buffer->len += BUFFER_SIZE;
}
buffer->data[buffer->ptr] = atof(token);
buffer->ptr++;
return (SUCCESS);
}
int parse_append_data_ui(t_buf_ui *buffer, char *token)
{
if (buffer->ptr == buffer->len)
{
buffer->data = (unsigned int *)realloc(
buffer->data, sizeof(unsigned int) * (buffer->len + BUFFER_SIZE));
buffer->len += BUFFER_SIZE;
}
buffer->data[buffer->ptr] = atoi(token) - 1;
buffer->ptr++;
return (SUCCESS);
}
int parse_append_data_index(t_env *e, char *phrase) {
char *token;
size_t token_count = 0;
int ret;
while ((token = strtok_r(phrase, "/", &phrase))) {
if (token_count == 0) {
ret = parse_append_data_ui(&(e->object.vertices_indices), token);
}
else if (token_count == 1) {
ret = parse_append_data_ui(&(e->object.uvs_indices), token);
}
else if (token_count == 2) {
ret = parse_append_data_ui(&(e->object.normals_indices), token);
}
token_count++;
}
return ret;
}
int parse_token(
t_env *e,
char *token,
t_gl_buf_type gl_buf_type)
{
int ret;
if (gl_buf_type == OTHER)
ret = BREAK;
if (gl_buf_type == VERTEX)
ret = parse_append_data_d(&(e->object.vertices), token);
if (gl_buf_type == UV)
ret = parse_append_data_d(&(e->object.uvs), token);
if (gl_buf_type == NORMAL)
ret = parse_append_data_d(&(e->object.normals), token);
if (gl_buf_type == INDEX)
ret = parse_append_data_index(e, token);
return (ret);
}