LoadTextureRegions.cpp

# include <Siv3D.hpp>

Array<TextureRegion> LoadTextureRegions(const FilePath& path, const Size& size)
{
	const Texture texture(path);

	Array<TextureRegion> textureRegions;

	for (auto p : step(Size(texture.width / size.x, texture.height / size.y)))
	{
		textureRegions.push_back(texture(p * size, size));
	}

	return textureRegions;
}

void Main()
{
	const Array<TextureRegion> textureRegions = LoadTextureRegions(L"example/windmill.png", Size(40, 20));

	while (System::Update())
	{
		for (size_t i = 0; i < textureRegions.size(); ++i)
		{
			textureRegions[i].draw(42 * (i % 12), 22 * (i / 12));
		}
	}
}