int get_files_list(char *pathname, t_option_struct *option_struct)
{
char *new_pathname;
t_file_info **file_info_array;
int i;
file_info_array = make_info_array(pathname);
if (file_info_array == NULL)
return (0);
if (option_struct->t == 1)
file_info_array = sort_time_info_array(file_info_array);
else
file_info_array = sort_name_info_array(file_info_array);
if (option_struct->r == 1)
read_reverse(file_info_array, option_struct);
else
read_normal(file_info_array, option_struct);
i = 0;
while (file_info_array[i] != NULL)
free(file_info_array[i++]);
free(file_info_array);
return (0);
}
Model_error_code OBJ_load (const char* filename, char clockwise, char left_handed, Model* model)
{
vec3* norms = 0;
vec3* verts = 0;
texCoord* texcs = 0;
triangle* tris = 0;
FILE* file = fopen (filename, "r");
if (file == NULL) return Model_File_Not_Found;
vec3 vert;
vec3 normal;
texCoord texc;
vector vertices;
vector normals;
vector texCoords;
vector triangles;
int result = vector_new (&vertices, sizeof(vec3), 0)
| vector_new (&normals, sizeof(vec3), 0)
| vector_new (&texCoords, sizeof(texCoord), 0)
| vector_new (&triangles, sizeof(triangle), 0);
if (result != 0)
{
safe_free (vertices.data);
safe_free (normals.data);
safe_free (texCoords.data);
safe_free (triangles.data);
return Model_Memory_Allocation_Error;
}
while (!feof(file))
{
switch (fgetc(file))
{
case 'v':
switch (fgetc(file))
{
case 't':
read_tex_coord (file, &texc);
vector_append (&texCoords, &texc);
break;
case 'n':
read_normal (file, &normal);
vector_append (&normals, &normal);
break;
default:
read_vertex (file, &vert);
vector_append (&vertices, &vert);
break;
}
break;
case 'f':
// Initialise the normals vector if it is empty.
if (vector_size(&normals) == 0)
{
vec3 zero;
zero.x = 0.0f; zero.y = 0.0f; zero.z = 0.0f;
vector_new (&normals, sizeof(vec3), vector_size(&vertices));
vector_initialise (&normals, &zero);
}
read_face (file, clockwise, &vertices, &normals, &triangles);
break;
case '#':
{
int x = 17;
while (x != '\n' && x != EOF) x = fgetc(file);
break;
}
default: break;
}
}
fclose (file);
unsigned numVertices = vector_size (&vertices);
// Normalise normals.
unsigned i;
for (i = 0; i < numVertices; ++i)
{
normalise (vector_ith (&normals, i));
}
model->vertices = (vec3*) vertices.data;
model->normals = (vec3*) normals.data;
model->texCoords = (texCoord*) texCoords.data;
model->triangles = (triangle*) triangles.data;
model->skins = 0;
model->animations = 0;
model->numFrames = 1;
model->numVertices = numVertices;
model->numTriangles = vector_size (&triangles);
model->numTexCoords = vector_size (&texCoords);
model->numSkins = 0;
model->numAnimations = 0;
return Model_Success;
}
