ProceduralTextureData QML 类型

ProceduralTextureData {
    id: dynamicTextureData
    property color color1: "red"
    property color color2: "black"
    width: 32
    height: 32
    hasTransparency: false
    format: TextureData.RGBA8
    textureData: generateTextureData(color1, color2)

    function generateTextureData(newColor1: color, newColor2 : color) : ArrayBuffer {
        let dataBuffer = new ArrayBuffer(width * height * 4)
        let data = new Uint8Array(dataBuffer)
        // Create a checkered pattern using newColor1 and newColor2
        for (let x = 0; x < width; x++) {
            for (let y = 0; y < height; y++) {
                let index = (x + y * width) * 4
                let color = (x % 2 === y % 2) ? newColor1 : newColor2
                data[index + 0] = color.r * 255
                data[index + 1] = color.g * 255
                data[index + 2] = color.b * 255
                data[index + 3] = 255
            }
        }
        return dataBuffer
    }
}