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/*************************************************************************
* Copyright (C) 2010-2014 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
* Entire scenes.
*/
/// Render quality flags.
enum {
DMNSN_RENDER_NONE = 0, ///< Render nothing.
DMNSN_RENDER_PIGMENT = 1 << 0, ///< Render pigments.
DMNSN_RENDER_LIGHTS = 1 << 1, ///< Render lights and shadows.
DMNSN_RENDER_FINISH = 1 << 2, ///< Render object finishes.
DMNSN_RENDER_TRANSPARENCY = 1 << 3, ///< Render transparency/refraction.
DMNSN_RENDER_REFLECTION = 1 << 4, ///< Render specular reflection.
DMNSN_RENDER_FULL = ~DMNSN_RENDER_NONE ///< Render everything.
};
/// Render quality.
typedef unsigned int dmnsn_quality;
/// An entire scene.
typedef struct dmnsn_scene {
// World attributes
dmnsn_pigment *background; ///< Background pigment.
dmnsn_texture *default_texture; ///< Default object texture.
dmnsn_interior *default_interior; ///< Default object interior.
/// Canvas.
dmnsn_canvas *canvas;
// Support for rendering image subregions.
size_t region_x; ///< The x position of the canvas in the broader image.
size_t region_y; ///< The y position of the canvas in the broader image.
size_t outer_width; ///< Width of the broader image.
size_t outer_height; ///< Height of the broader image.
/// Objects.
dmnsn_array *objects;
/// Lights.
dmnsn_array *lights;
/// Camera.
dmnsn_camera *camera;
/// Render quality.
dmnsn_quality quality;
/// Recursion limit.
unsigned int reclimit;
/// Adaptive depth control bailout.
double adc_bailout;
/// Number of parallel threads.
unsigned int nthreads;
/// Timers.
dmnsn_timer bounding_timer;
dmnsn_timer render_timer;
bool initialized; ///< @internal Whether the scene is initialized.
} dmnsn_scene;
/**
* Create a scene.
* @param[in] pool The memory pool to allocate from.
* @return A new empty scene.
*/
dmnsn_scene *dmnsn_new_scene(dmnsn_pool *pool);
/**
* Initialize a scene.
* @param[in,out] scene The scene to initalize.
*/
void dmnsn_scene_initialize(dmnsn_scene *scene);
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