impeller::scene::Camera Class Reference

#include <camera.h>

Public Member Functions
Camera	LookAt (Vector3 target, Vector3 up=Vector3(0, -1, 0)) const
Matrix	GetTransform (ISize target_size) const

Static Public Member Functions
static Camera	MakePerspective (Radians fov_y, Vector3 position)

Detailed Description

Definition at line 15 of file camera.h.

Member Function Documentation

GetTransform()

Matrix impeller::scene::Camera::GetTransform

(

ISize

target_size

)

const

Definition at line 24 of file camera.cc.

                                                   {
  if (transform_.has_value()) {
    return transform_.value();
  }
 
  transform_ = Matrix::MakePerspective(fov_y_, target_size, z_near_, z_far_) *
               Matrix::MakeLookAt(position_, target_, up_);
 
  return transform_.value();
}

LookAt()

Camera impeller::scene::Camera::LookAt	(	Vector3	target,
		Vector3	up = Vector3(0, -1, 0)
	)		const

Definition at line 17 of file camera.cc.

                                                      {
  Camera camera = *this;
  camera.target_ = target;
  camera.up_ = up;
  return camera;
}

MakePerspective()

Camera impeller::scene::Camera::MakePerspective ( Radians  fov_y, Vector3  position  )

static

Definition at line 10 of file camera.cc.

                                                              {
  Camera camera;
  camera.fov_y_ = fov_y;
  camera.position_ = position;
  return camera;
}

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The documentation for this class was generated from the following files:

• impeller/scene/camera.h
• impeller/scene/camera.cc