Method DrawLoading

PanzerChasm/menu_drawer_soft.cpp:321–359

}

void MenuDrawerSoft::DrawLoading( const float progress )
{
	const float progress_corrected= std::min( std::max( progress, 0.0f ), 1.0f );

	const PaletteTransformed& palette= *rendering_context_.palette_transformed;
	uint32_t* const dst_pixels= rendering_context_.window_surface_data;
	const int dst_row_pixels= rendering_context_.row_pixels;

	const Picture& pic= loading_picture_;

	const int start_x= int( ( rendering_context_.viewport_size.Width () - menu_scale_ * pic.size[0] ) / 2u );
	const int start_y= int( ( rendering_context_.viewport_size.Height() - menu_scale_ * ( pic.size[1] / 2u ) ) / 2u );
	const int progress_x= int( progress_corrected * float( pic.size[0] ) );

	for( int y= 0; y < int(pic.size[1] / 2u); y++ )
	{
		for( int i= 0; i < 2; i++ )
		{
			const int span_x_start= i == 0 ? 0 : progress_x;
			const int span_x_end= i == 0 ? progress_x : int(pic.size[0]);
			const int v_shift= i == 0 ? int(pic.size[1]/2u) : 0;
			for( int x= span_x_start; x < span_x_end; x++ )
			{
				const uint32_t color= palette[ pic.data[ x + ( y + v_shift ) * int(pic.size[0]) ] ];
				for( int sy= 0; sy < int(menu_scale_); sy++ )
				{
					const int dst_y= start_y + y * int(menu_scale_) + sy;
					PC_ASSERT( dst_y >= 0 && dst_y < int(rendering_context_.viewport_size.Height()) );
					for( int sx= 0; sx < int(menu_scale_); sx++ )
					{
						const int dst_x= start_x + x * int(menu_scale_) + sx;
						PC_ASSERT( dst_x >= 0 && dst_x < int(rendering_context_.viewport_size.Width()) );
						dst_pixels[ dst_y * dst_row_pixels + dst_x ]= color;
					}
				}
			}
		}
	}
}

void MenuDrawerSoft::DrawPaused()
{