#ifndef __COLOR_H__ #define __COLOR_H__ /** * A color to display on the screen. * The color is represented by its red, green, and blue components. * Each component must be between 0 (black) and 1 (white). */ typedef struct { float r; float g; float b; } rgb_color_t; /** * A color to display on the screen. * The color is represented by its red, green, and blue components. * Each component must be between 0 (black) and 1 (white). * The color also has an opacity component a. * This component must be between 0 (translucent) and 1 (opaque). */ typedef struct { float r; float g; float b; float a; } color_t; /** * @param color to be inverted * @returns the inverted color */ color_t color_inverted(color_t color); #endif // #ifndef __COLOR_H__