browser/external/raylib-cpp-4.5.1/include/Camera3D.hpp
2023-09-27 15:02:24 -04:00

140 lines
3.6 KiB
C++

#ifndef RAYLIB_CPP_INCLUDE_CAMERA3D_HPP_
#define RAYLIB_CPP_INCLUDE_CAMERA3D_HPP_
#include "./raylib.hpp"
#include "./Vector3.hpp"
#include "./raylib-cpp-utils.hpp"
namespace raylib {
/**
* Camera type, defines a camera position/orientation in 3d space
*/
class Camera3D : public ::Camera3D {
public:
Camera3D(const ::Camera3D& camera) {
set(camera);
}
/**
* Create a new Camera3D.
*
* @param position Camera position
* @param target Camera target it looks-at
* @param up Camera up vector (rotation over its axis)
* @param fovy Camera field-of-view apperture in Y (degrees) in perspective, used as near plane width in orthographic
* @param projection Camera projection: CAMERA_PERSPECTIVE or CAMERA_ORTHOGRAPHIC
*/
Camera3D(::Vector3 position,
::Vector3 target = ::Vector3{0.0f, 0.0f, 0.0f},
::Vector3 up = ::Vector3{0.0f, 1.0f, 0.0f},
float fovy = 0,
int projection = CAMERA_PERSPECTIVE) : ::Camera3D{position, target, up, fovy, projection} {}
Camera3D() {}
GETTERSETTER(::Vector3, Position, position)
GETTERSETTER(::Vector3, Target, target)
GETTERSETTER(::Vector3, Up, up)
GETTERSETTER(float, Fovy, fovy)
GETTERSETTER(int, Projection, projection)
Camera3D& operator=(const ::Camera3D& camera) {
set(camera);
return *this;
}
/**
* Initializes 3D mode with custom camera (3D)
*/
Camera3D& BeginMode() {
::BeginMode3D(*this);
return *this;
}
/**
* Ends 3D mode and returns to default 2D orthographic mode
*/
Camera3D& EndMode() {
::EndMode3D();
return *this;
}
/**
* Get camera transform matrix (view matrix)
*/
inline Matrix GetMatrix() const {
return ::GetCameraMatrix(*this);
}
/**
* Update camera position for selected mode
*/
inline Camera3D& Update(int mode) {
::UpdateCamera(this, mode);
return *this;
}
/**
* Update camera movement/rotation
*/
inline Camera3D& Update(::Vector3 movement, ::Vector3 rotation, float zoom = 1.0f) {
::UpdateCameraPro(this, movement, rotation, zoom);
return *this;
}
/**
* Returns a ray trace from mouse position
*/
inline Ray GetMouseRay(::Vector2 mousePosition) const {
return ::GetMouseRay(mousePosition, *this);
}
/**
* Returns the screen space position for a 3d world space position
*/
inline Vector2 GetWorldToScreen(::Vector3 position) const {
return ::GetWorldToScreen(position, *this);
}
/**
* Draw a billboard texture.
*/
inline void DrawBillboard(
const ::Texture2D& texture,
::Vector3 center,
float size,
::Color tint = {255, 255, 255, 255}) const {
::DrawBillboard(*this, texture, center, size, tint);
}
/**
* Draw a billboard texture defined by source.
*/
inline void DrawBillboard(
const ::Texture2D& texture,
::Rectangle sourceRec,
::Vector3 center,
::Vector2 size,
::Color tint = {255, 255, 255, 255}) const {
::DrawBillboardRec(*this, texture, sourceRec, center, size, tint);
}
private:
void set(const ::Camera3D& camera) {
position = camera.position;
target = camera.target;
up = camera.up;
fovy = camera.fovy;
projection = camera.projection;
}
};
typedef Camera3D Camera;
} // namespace raylib
using RCamera = raylib::Camera;
using RCamera3D = raylib::Camera3D;
#endif // RAYLIB_CPP_INCLUDE_CAMERA3D_HPP_