というのを書きましたが、あれはダメですね。遅すぎです。C#でもポインタは使えますので、下記のように書けばOKです。
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| unsafe { | |
| byte* b = mm.DataPointer; | |
| for (int i = 0; i < height; i++) { //for文は１つにまとめていいんだが | |
| for (int j = 0; j < width; j++) { | |
| b[0] = 255; //B | |
| b[1] = 255; //G | |
| b[2] = 255; //R | |
| b = b + 3; | |
| } | |
| } | |
| } |
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