raylib/src/camera.h
raysan5 535b9e606f Redesigned UpdateCamera() function
Splitted into:
UpdateCamera()             // Update only camera
UpdateCameraPlayer()   // Update camera and player position
2015-08-30 17:46:19 +02:00

99 lines
4.0 KiB
C

/*******************************************************************************************
*
* raylib Camera System - Camera Modes Setup and Control Functions
*
* Copyright (c) 2015 Marc Palau and Ramon Santamaria
*
* This software is provided "as-is", without any express or implied warranty. In no event
* will the authors be held liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose, including commercial
* applications, and to alter it and redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not claim that you
* wrote the original software. If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
* as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*
**********************************************************************************************/
#ifndef CAMERA_H
#define CAMERA_H
#ifndef PI
#define PI 3.14159265358979323846
#endif
#define DEG2RAD (PI / 180.0f)
#define RAD2DEG (180.0f / PI)
//----------------------------------------------------------------------------------
// Defines and Macros
//----------------------------------------------------------------------------------
//...
//----------------------------------------------------------------------------------
// Types and Structures Definition
// NOTE: Below types are required for CAMERA_STANDALONE usage
//----------------------------------------------------------------------------------
// Camera modes
typedef enum { CAMERA_CUSTOM = 0, CAMERA_FREE, CAMERA_ORBITAL, CAMERA_FIRST_PERSON, CAMERA_THIRD_PERSON } CameraMode;
// Vector2 type
typedef struct Vector2 {
float x;
float y;
} Vector2;
// Vector3 type
typedef struct Vector3 {
float x;
float y;
float z;
} Vector3;
// Camera type, defines a camera position/orientation in 3d space
typedef struct Camera {
Vector3 position;
Vector3 target;
Vector3 up;
} Camera;
#ifdef __cplusplus
extern "C" { // Prevents name mangling of functions
#endif
//----------------------------------------------------------------------------------
// Global Variables Definition
//----------------------------------------------------------------------------------
//...
//----------------------------------------------------------------------------------
// Module Functions Declaration
//----------------------------------------------------------------------------------
void SetCameraMode(int mode); // Set camera mode (multiple camera modes available)
void UpdateCamera(Camera *camera); // Update camera (player position is ignored)
void UpdateCameraPlayer(Camera *camera, Vector3 *position); // Update camera and player position (1st person and 3rd person cameras)
void SetCameraPosition(Vector3 position); // Set internal camera position
void SetCameraTarget(Vector3 target); // Set internal camera target
void SetCameraPanControl(int panKey); // Set camera pan key to combine with mouse movement (free camera)
void SetCameraAltControl(int altKey); // Set camera alt key to combine with mouse movement (free camera)
void SetCameraSmoothZoomControl(int szKey); // Set camera smooth zoom key to combine with mouse (free camera)
void SetCameraMoveControls(int frontKey, int backKey,
int leftKey, int rightKey,
int upKey, int downKey); // Set camera move controls (1st person and 3rd person cameras)
void SetCameraMouseSensitivity(float sensitivity); // Set camera mouse sensitivity (1st person and 3rd person cameras)
#ifdef __cplusplus
}
#endif
#endif // CAMERA_H