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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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