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generated by cgit v1.2.3 (git 2.39.1) at 2025-03-12 21:29:32 +0000

/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program 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 2.1 of the License, or
(at your option) any later version.

This program 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "camera.h"
#include "debug.h"
#include "client.h"
#include "main.h" // for g_settings
#include "map.h"
#include "clientmap.h" // MapDrawControl
#include "mesh.h"
#include "player.h"
#include "tile.h"
#include <cmath>
#include "settings.h"
#include "itemdef.h" // For wield visualization
#include "noise.h" // easeCurve
#include "gamedef.h"
#include "sound.h"
#include "event.h"
#include "profiler.h"
#include "util/numeric.h"
#include "util/mathconstants.h"
#include "constants.h"

#define CAMERA_OFFSET_STEP 200

Camera::Camera(scene::ISceneManager* smgr, MapDrawControl& draw_control,
		IGameDef *gamedef):
	m_smgr(smgr),
	m_playernode(NULL),
	m_headnode(NULL),
	m_cameranode(NULL),

	m_wieldmgr(NULL),
	m_wieldnode(NULL),
	m_wieldlight(0),

	m_draw_control(draw_control),
	m_gamedef(gamedef),

	m_camera_position(0,0,0),
	m_camera_direction(0,0,0),
	m_camera_offset(0,0,0),

	m_aspect(1.0),
	m_fov_x(1.0),
	m_fov_y(1.0),

	m_added_busytime(0),
	m_added_frames(0),
	m_range_old(0),
	m_busytime_old(0),
	m_frametime_counter(0),
	m_time_per_range(30. / 50), // a sane default of 30ms per 50 nodes of range

	m_view_bobbing_anim(0),
	m_view_bobbing_state(0),
	m_view_bobbing_speed(0),
	m_view_bobbing_fall(0),

	m_digging_anim(0),
	m_digging_button(-1),
	m_dummymesh(createCubeMesh(v3f(1,1,1))),

	m_wield_change_timer(0.125),
	m_wield_mesh_next(NULL),
	m_previous_playeritem(-1),
	m_previous_itemname("")
{
	//dstream<<__FUNCTION_NAME<<std::endl;

	// note: making the camera node a child of the player node
	// would lead to unexpected behaviour, so we don't do that.