pandemonium_engine/scene/3d/lod_manager.h

76 lines
3.2 KiB
C++

/*************************************************************************/
/* lod_manager.h */
/*************************************************************************/
/* This file is part of: */
/* PANDEMONIUM ENGINE */
/* https://github.com/Relintai/pandemonium_engine */
/*************************************************************************/
/* Copyright (c) 2022-present Péter Magyar. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef LOD_MANAGER_H
#define LOD_MANAGER_H
#include "core/containers/local_vector.h"
#include "core/os/mutex.h"
class Camera;
class LOD;
struct Vector3;
class LODManager {
public:
enum { NUM_LOD_QUEUES = 5 };
void register_camera(Camera *p_camera);
void remove_camera(Camera *p_camera);
void register_lod(LOD *p_lod, uint32_t p_queue_id);
void unregister_lod(LOD *p_lod, uint32_t p_queue_id);
void update();
void notify_saving(bool p_active);
static void set_enabled(bool p_enabled) { _enabled = p_enabled; }
static bool is_enabled() { return _enabled; }
private:
void _update_queue(uint32_t p_queue_id, const Vector3 *p_camera_positions, uint32_t p_num_cameras);
struct Queue {
LocalVector<LOD *> lods;
uint32_t lod_iterator = 0;
};
struct Data {
LocalVector<Camera *> cameras;
Queue queues[NUM_LOD_QUEUES];
BinaryMutex mutex;
bool saving = false;
} data;
static bool _enabled;
};
#endif // LOD_MANAGER_H