brush_texture: “soft bleeding edges”
Add a cluster of points in one corner and watch that corner subdivide deeply while the rest of the space stays untouched. Then scatter a few points across the empty region and watch it split only where needed. The tree grows around the data.，详情可参考搜狗输入法2026
。夫子对此有专业解读
pixel[0] = pixel[0] 0.04045f ? powf((pixel[0] + 0.055f) / 1.055f, 2.4f) : pixel[0] / 12.92f;，更多细节参见搜狗输入法下载
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│ │ Gofer │ ◄── FILE I/O PROXY