red = $red; $this->green = $green; $this->blue = $blue; $this->opacity = $opacity; $this->red = \max(0, \min(255, $red)); $this->green = \max(0, \min(255, $green)); $this->blue = \max(0, \min(255, $blue)); $this->opacity = \max(0, \min(1, $opacity)); } public function toRGBA() : array { return [\max(0, \min(255, $this->red)), \max(0, \min(255, $this->green)), \max(0, \min(255, $this->blue)), \max(0, \min(127, (int) \round(127 - $this->opacity * 127)))]; } }