Method updateColor

core/2d/Sprite.cpp:1500–1533

//

void Sprite::updateColor()
{
    Color4B color4(_displayedColor.r, _displayedColor.g, _displayedColor.b, _displayedOpacity);

    // special opacity for premultiplied textures
    if (_opacityModifyRGB)
    {
        color4.r *= _displayedOpacity / 255.0f;
        color4.g *= _displayedOpacity / 255.0f;
        color4.b *= _displayedOpacity / 255.0f;
    }

    for (unsigned int i = 0; i < _polyInfo.triangles.vertCount; i++)
        _polyInfo.triangles.verts[i].colors = color4;

    // related to issue #17116
    // when switching from Quad to Slice9, the color will be obtained from _quad
    // so it is important to update _quad colors as well.
    _quad.bl.colors = _quad.tl.colors = _quad.br.colors = _quad.tr.colors = color4;

    // renders using batch node
    if (_renderMode == RenderMode::QUAD_BATCHNODE)
    {
        if (_atlasIndex != INDEX_NOT_INITIALIZED)
            _textureAtlas->updateQuad(_quad, _atlasIndex);
        else
            // no need to set it recursively
            // update dirty_, don't update recursiveDirty_
            setDirty(true);
    }

    // self render
    // do nothing
}

void Sprite::setOpacityModifyRGB(bool modify)
{