package main type Color struct { r, g, b float64 } func (color Color) ToPixel() Pixel { return Pixel{int(color.r * 255), int(color.g * 255), int(color.b * 255)} } func LinearBlend(color1 Color, color2 Color, param float64) Color { return Color{ param*color1.r + (1.0-param)*color2.r, param*color1.g + (1.0-param)*color2.g, param*color1.b + (1.0-param)*color2.b, } }