Graphics

Table of Contents

• Window Management
  • Tutorial 1
  • Tutorial 2
  • Tutorial 3
• Drawing Examples
  • Tutorial 1
  • Tutorial 2
• Keyboard and Mouse Input
  • Tutorial 1
  • Tutorial 2
  • Tutorial 3
• Image Display
  • Tutorial 1
  • Tutorial 2
  • Tutorial 3
• Dialog Box Example
• Mesh Viewer
• Interactive Viewer

Quickstart

The example below shows how to:

1. open a window,
2. draw something,
3. wait for a mouse click,
4. close the window.

// ========================================================================== //
// This file is part of Sara, a basic set of libraries in C++ for computer
// vision.
//
// Copyright (C) 2019 David Ok <david.ok8@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License v. 2.0. If a copy of the MPL was not distributed with this file,
// you can obtain one at http://mozilla.org/MPL/2.0/.
// ========================================================================== //

#include <DO/Sara/Graphics.hpp>

using namespace std;
using namespace DO::Sara;

GRAPHICS_MAIN()
{
  // Open a 300x200 window.
  Window window = create_window(300, 200, "A window");

  // A 150x100 filled RED rectangle with top-left corner at (20, 10).
  fill_rect(20, 10, 150, 100, Red8);

  // Wait for a click.
  click();

  // Close window.
  close_window(window);

  return 0;
}