OpenSiv3D for Web

This page is targeted who uses the previous version of OpenSiv3D for Web and no longer maintained.

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OpenSiv3D for Web brings you to developing interactive WebGL application with C++17!

Getting Started

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# include <Siv3D.hpp> // OpenSiv3D v0.4.3

void Main()
{
  Scene::SetBackground(ColorF(0.8, 0.9, 1.0));
  const Font font(60);
  const Texture cat(Emoji(U"🐈"));
  
  Vec2 catPos(640, 450);

  Platform::Web::System::SetMainLoop([&]()
  {
    System::Update();

    font(U"Hello, Siv3D!🐣").drawAt(Scene::Center(), Palette::Black);
    cat.resized(100 + Periodic::Sine0_1(1s) * 20).drawAt(catPos);
    Circle(Cursor::Pos(), 40).draw(ColorF(1, 0, 0, 0.5));
    
    if (KeyA.down())
    {
      Print << U"Hello!";
    }
    
    if (SimpleGUI::Button(U"Move the cat", Vec2(600, 20)))
    {
      catPos = RandomVec2(Scene::Rect());
    }
  });
}