Function shadow_offset

test/test.cpp:494–508

}

void shadow_offset( canvas &that, float width, float height )
{
    that.set_shadow_blur( 2.0f );
    that.set_color( fill_style, 1.0f, 1.0f, 1.0f, 1.0f );
    that.set_shadow_color( 0.0f, 0.0f, 0.0f, 1.0f );
    for ( float y = 0.0f; y < 5.0f; y += 1.0f )
        for ( float x = 0.0f; x < 5.0f; x += 1.0f )
        {
            that.shadow_offset_x = ( x - 2.0f ) * 4.0f;
            that.shadow_offset_y = ( y - 2.0f ) * 4.0f;
            that.fill_rectangle( ( x + 0.25f ) * 0.2f * width,
                                 ( y + 0.25f ) * 0.2f * height,
                                 0.1f * width, 0.1f * height );
        }
}

void shadow_offset_offscreen( canvas &that, float width, float height )
{