Wooden Mirror - Siv3D/Reference-JP GitHub Wiki

# include <Siv3D.hpp>

void Main()
{
    Webcam webcam(0);

    if (!webcam.start())
    {
        return;
    }

    Graphics3D::SetLight(0, Light::Directional({ 0.0, 0.5, -1.0 }, ColorF(1.2)));

    // 適当な木目のテクスチャを用意
    const Texture texture = Dialog::OpenTexture(TextureDesc::For3D);

    Image image, image2;

    while (System::Update())
    {
        Graphics3D::FreeCamera();

        if (webcam.hasNewFrame())
        {
            webcam.getFrame(image);

            Imaging::Scale(image, image2, 64, 48);

            Imaging::Grayscale(image2, image2);

            Imaging::Mirror(image2, image2);
        }

        for (auto p : step(image2.size))
            Box({ p.x - 32, 24 - p.y, 0 }, { 1.0, 1.0, 0.15 }, Quaternion::Pitch(0.6 - (255 - image2[p.y][p.x].r) / 160.0))
            .draw(texture);
    }
}