cl_camera.h

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/*
All original material Copyright (C) 2002-2020 UFO: Alien Invasion.

Original file from Quake 2 v3.21: quake2-2.31/client/cl_input.c
Copyright (C) 1997-2001 Id Software, Inc.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#pragma once

typedef struct camera_s {
    vec3_t origin;      
    vec3_t camorg;      
    vec3_t speed;       
    vec3_t angles;      
    vec3_t omega;       
    vec3_t axis[3];     
    float lerplevel;    
    float zoom;         
} camera_t;

#define FOV             75.0
#define CAMERA_START_DIST   600
#define CAMERA_START_HEIGHT UNIT_HEIGHT * 1.5
#define CAMERA_LEVEL_HEIGHT UNIT_HEIGHT

extern cvar_t* cl_centerview;
extern cvar_t* cl_camzoommax;
extern cvar_t* cl_camzoommin;
extern cvar_t* cl_camzoomquant;

extern const float MIN_ZOOM, MAX_ZOOM;

void CL_CameraInit(void);
void CL_CameraMove(void);
void CL_CameraRoute(const pos3_t from, const pos3_t target);
void CL_CheckCameraRoute(const pos3_t from, const pos3_t target);
void CL_CameraZoomIn(void);
void CL_CameraZoomOut(void);