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/*************************************************************************
* Copyright (C) 2009-2010 Tavian Barnes <tavianator@tavianator.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/>. *
*************************************************************************/
/**
* @file
* Scenes.
*/
#include "dimension-impl.h"
#include <stdlib.h>
/* Allocate an empty scene */
dmnsn_scene *
dmnsn_new_scene(void)
{
dmnsn_scene *scene = dmnsn_malloc(sizeof(dmnsn_scene));
scene->background = dmnsn_black;
scene->ambient = dmnsn_white;
scene->sky_sphere = NULL;
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;
scene->adc_bailout = 1.0/255.0;
scene->nthreads = dmnsn_ncpus();
scene->bounding_timer = NULL;
scene->render_timer = NULL;
return scene;
}
/* Free a scene */
void
dmnsn_delete_scene(dmnsn_scene *scene)
{
if (scene) {
dmnsn_delete_timer(scene->render_timer);
dmnsn_delete_timer(scene->bounding_timer);
DMNSN_ARRAY_FOREACH (dmnsn_light **, light, scene->lights) {
dmnsn_delete_light(*light);
}
DMNSN_ARRAY_FOREACH (dmnsn_object **, object, scene->objects) {
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);
dmnsn_delete_sky_sphere(scene->sky_sphere);
dmnsn_free(scene);
}
}
void
dmnsn_initialize_scene(dmnsn_scene *scene)
{
if (scene->sky_sphere) {
dmnsn_initialize_sky_sphere(scene->sky_sphere);
}
}
void
dmnsn_scene_set_canvas(dmnsn_scene *scene, dmnsn_canvas *canvas)
{
DMNSN_INCREF(canvas);
dmnsn_delete_canvas(scene->canvas);
scene->canvas = canvas;
}
void
dmnsn_scene_add_light(dmnsn_scene *scene, dmnsn_light *light)
{
DMNSN_INCREF(light);
dmnsn_array_push(scene->lights, &light);
}
void
dmnsn_scene_set_camera(dmnsn_scene *scene, dmnsn_camera *camera)
{
DMNSN_INCREF(camera);
dmnsn_delete_camera(scene->camera);
scene->camera = camera;
}
void
dmnsn_scene_add_object(dmnsn_scene *scene, dmnsn_object *object)
{
DMNSN_INCREF(object);
dmnsn_initialize_object(object);
dmnsn_array_push(scene->objects, &object);
}
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