camera.cpp

#include "camera.hpp"

void Camera::UpdateCam(bool tab[4]) //trzeba przekazać do funkcji tablicę wynikową z obsługi klawiszy
{
	std::chrono::time_point<std::chrono::system_clock> now = std::chrono::system_clock::now();
	std::chrono::duration<float> time = now - lastTime;
	lastTime = now;
	if (tab[up])
	{
		cPos += camSpeed * glm::normalize(glm::vec3(cDir.x, 0.f, cDir.z)) * time.count();
		//cPos.y -= camSpeed * cDir.y;
	}
	if (tab[down])
	{
		cPos -= camSpeed * glm::normalize(glm::vec3(cDir.x, 0.f, cDir.z)) * time.count();
		//cPos.y += camSpeed * cDir.y;
	}
	if (tab[left])
	{
		cPos -= camSpeed * cDirX * time.count();
	}
	if (tab[right])
	{
		cPos += camSpeed * cDirX * time.count();
	}
}

glm::mat4 Camera::GetViewMatrix()
{
	return glm::lookAt(cPos, cPos + cDir, cUp);
}

void Camera::MouseMov(float yaw, float pitch)
{
	glm::vec3 direction;
	direction.x = cos(glm::radians(yaw)) * cos(glm::radians(pitch));
	direction.y = sin(glm::radians(pitch));
	direction.z = sin(glm::radians(yaw)) * cos(glm::radians(pitch));
	cDir = glm::normalize(direction);
	cDirX = glm::normalize(glm::cross(cDir, cUp));
}

glm::vec3 Camera::getPos()
{
	return cPos;
}

glm::vec3 Camera::getDir()
{
	return cDir;
}

float Camera::getCamSpeed()
{
	return camSpeed;
}

void Camera::UpdatePos(float* shift)
{
	cPos.x += shift[0];
	cPos.y += shift[1];
	cPos.z += shift[2];
}