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/*************************************************************************
* Copyright (C) 2010 Tavian Barnes <tavianator@gmail.com> *
* *
* This file is part of The Dimension Library. *
* *
* The Dimension Library is free software; you can redistribute it and/ *
* or modify it under the terms of the GNU Lesser General Public License *
* as published by the Free Software Foundation; either version 3 of the *
* License, or (at your option) any later version. *
* *
* The Dimension Library is distributed in the hope that it will be *
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
*************************************************************************/
#include "dimension.h"
#include <errno.h>
#include <unistd.h> /* For sysconf */
/* Allocate an empty scene */
dmnsn_scene *
dmnsn_new_scene()
{
dmnsn_scene *scene = dmnsn_malloc(sizeof(dmnsn_scene));
scene->default_texture = dmnsn_new_texture();
scene->camera = NULL;
scene->canvas = NULL;
scene->objects = dmnsn_new_array(sizeof(dmnsn_object *));
scene->lights = dmnsn_new_array(sizeof(dmnsn_light *));
scene->quality = DMNSN_RENDER_FULL;
scene->reclimit = 5;
/* Find the number of processors/cores running (TODO: do this portably) */
int nprocs = sysconf(_SC_NPROCESSORS_ONLN);
if (nprocs < 1)
nprocs = 1;
scene->nthreads = nprocs;
return scene;
}
/* Free a scene */
void
dmnsn_delete_scene(dmnsn_scene *scene)
{
if (scene) {
unsigned int i;
dmnsn_light *light;
dmnsn_object *object;
for (i = 0; i < dmnsn_array_size(scene->lights); ++i) {
dmnsn_array_get(scene->lights, i, &light);
dmnsn_delete_light(light);
}
for (i = 0; i < dmnsn_array_size(scene->objects); ++i) {
dmnsn_array_get(scene->objects, i, &object);
dmnsn_delete_object(object);
}
dmnsn_delete_array(scene->lights);
dmnsn_delete_array(scene->objects);
dmnsn_delete_canvas(scene->canvas);
dmnsn_delete_camera(scene->camera);
dmnsn_delete_texture(scene->default_texture);
free(scene);
}
}
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