Window.cpp

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#include "quori_face/Window.hpp"
#include "quori_face/WindowManager.hpp"
 
#include <GL/gl3w.h>
#include <GLFW/glfw3.h>
#include <stdexcept>
#include <atomic>
 
#include "trace.hpp"
 
using namespace quori_face;
 
 
 
void throwGlfwError()
{
  throw std::runtime_error("GLFW Error");
}
 
Window::Window(const std::uint32_t width, const std::uint32_t height, const std::string &name)
{
  window_ = QUORI_FACE_TRACE(glfwCreateWindow(width, height, name.c_str(), nullptr, nullptr));
  if (!window_) throwGlfwError();
 
  glfwSetInputMode(window_, GLFW_CURSOR, GLFW_CURSOR_HIDDEN);
 
  execute([] {
    QUORI_FACE_TRACE(gl3wInit());
  });
}
 
Window::Window(const std::uint32_t width, const std::uint32_t height, const std::string &name, const Monitor::ConstPtr &monitor)
{
  window_ = QUORI_FACE_TRACE(glfwCreateWindow(width, height, name.c_str(), monitor->getHandle(), nullptr));
  if (!window_) throwGlfwError();
 
  glfwSetInputMode(window_, GLFW_CURSOR, GLFW_CURSOR_HIDDEN);
 
 
  execute([] {
    QUORI_FACE_TRACE(gl3wInit());
  });
}
 
Window::~Window()
{
  if (!window_) return;
  QUORI_FACE_TRACE(glfwDestroyWindow(window_));
}
 
void Window::close()
{
  WindowManager::ref().detach(shared_from_this());
  close_impl();
}
 
bool Window::isClosed() const
{
  return window_ == nullptr;
}
 
void Window::pollEvents()
{
  QUORI_FACE_TRACE(glfwPollEvents());
}
 
std::uint32_t Window::getWidth() const
{
  if (!window_) throw std::runtime_error("Window is closed");
  
  int width = 0;
  QUORI_FACE_TRACE(glfwGetWindowSize(window_, &width, nullptr));
  return width;
}
 
std::uint32_t Window::getHeight() const
{
  if (!window_) throw std::runtime_error("Window is closed");
 
  int height = 0;
  QUORI_FACE_TRACE(glfwGetWindowSize(window_, nullptr, &height));
  return height;
}
 
GLFWwindow *Window::getHandle()
{
  return window_;
}
 
const GLFWwindow *Window::getHandle() const
{
  return window_;
}
 
void Window::bind()
{
  QUORI_FACE_TRACE(glfwMakeContextCurrent(window_));
}
 
void Window::unbind()
{
  QUORI_FACE_TRACE(glfwMakeContextCurrent(nullptr));
}
 
void Window::swapBuffers()
{
  QUORI_FACE_TRACE(glfwSwapBuffers(window_));
}
 
void Window::execute(const std::function<void ()> &f)
{
  if (!window_) throw std::runtime_error("Window is closed");
  
  bind();
  f();
  unbind();
}
 
void Window::draw(const std::function<void ()> &f)
{
  execute([this, &f]() {
    f();
    swapBuffers();
  });
}
 
void Window::close_impl()
{
  if (!window_) return;
  QUORI_FACE_TRACE(glfwDestroyWindow(window_));
  window_ = nullptr;
}