Method SampleApp

examples/Test.cpp:107–140

}

SampleApp::SampleApp() :
	m_window( sf::VideoMode( { 1024, 768 }, 32 ), "SFGUI test", sf::Style::Default, sf::State::Windowed, sf::ContextSettings{ 16, 0, 0, 2, 1 } ),
	m_desktop(),
	m_custom_draw_display_list( 0 ),
	m_background_texture( sf::Vector2u( 1024, 768 ) )
{
	std::vector<std::uint8_t> pixels( 1024 * 768 * 4 );

	std::uint8_t pixel_value = 139;

	for( std::size_t index = 0; index < 1024 * 768; ++index ) {
		pixel_value = static_cast<std::uint8_t>( pixel_value ^ ( index + 809 ) );
		pixel_value = static_cast<std::uint8_t>( pixel_value << ( index % 11 ) );
		pixel_value = static_cast<std::uint8_t>( pixel_value * 233 );

		pixels[ index * 4 + 0 ] = static_cast<std::uint8_t>( pixel_value % 16 + 72 ); // R

		pixel_value ^= static_cast<std::uint8_t>( index );
		pixel_value = static_cast<std::uint8_t>( pixel_value * 23 );

		pixels[ index * 4 + 1 ] = static_cast<std::uint8_t>( pixel_value % 16 + 72 ); // G

		pixel_value ^= static_cast<std::uint8_t>( index );
		pixel_value = static_cast<std::uint8_t>( pixel_value * 193 );

		pixels[ index * 4 + 2 ] = static_cast<std::uint8_t>( pixel_value % 16 + 72 ); // B

		pixels[ index * 4 + 3 ] = 255; // A
	}

	m_background_texture.update( pixels.data() );

	m_background_sprite.emplace( m_background_texture );
}

SampleApp::~SampleApp() {
	if( m_custom_draw_display_list ) {