virtualx-engine/servers/visual/portals/portal_pvs.h
lawnjelly eb6f98ec55 Portal occlusion culling
Adds support for occlusion culling via rooms and portals.
2021-07-14 11:43:23 +01:00

59 lines
3 KiB
C++

/*************************************************************************/
/* portal_pvs.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
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/* The above copyright notice and this permission notice shall be */
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/*************************************************************************/
#ifndef PORTAL_PVS_H
#define PORTAL_PVS_H
#include "core/local_vector.h"
class PVS {
public:
void clear();
void add_to_pvs(int p_room_id) { _room_pvs.push_back(p_room_id); }
int32_t get_pvs_size() const { return _room_pvs.size(); }
int32_t get_pvs_room_id(int32_t p_entry) const { return _room_pvs[p_entry]; }
void add_to_secondary_pvs(int p_room_id) { _room_secondary_pvs.push_back(p_room_id); }
int32_t get_secondary_pvs_size() const { return _room_secondary_pvs.size(); }
int32_t get_secondary_pvs_room_id(int32_t p_entry) const { return _room_secondary_pvs[p_entry]; }
void set_loaded(bool p_loaded) { _loaded = p_loaded; }
bool is_loaded() const { return _loaded; }
private:
// pvs
LocalVector<uint16_t, int32_t> _room_pvs;
// secondary pvs is primary plus the immediate neighbors of the primary pvs
LocalVector<uint16_t, int32_t> _room_secondary_pvs;
bool _loaded = false;
};
#endif