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35 lines
606 B
D
35 lines
606 B
D
module bug9;
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extern(C) int printf(char*, ...);
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struct rgb
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{
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ubyte[3] values;
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rgb average(rgb other)
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{
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rgb res;
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foreach (id, ref v; res.values) v=(values[id]+other.values[id])/2;
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return res;
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}
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void print()
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{
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printf("[%d,%d,%d]\n", values[0], values[1], values[2]);
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}
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}
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void main()
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{
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rgb a,b;
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a.values[0] = 10;
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a.values[1] = 20;
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a.values[2] = 30;
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b.values[0] = 30;
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b.values[1] = 20;
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b.values[2] = 10;
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rgb avg = a.average(b);
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avg.print();
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assert(avg.values[0] == 20);
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assert(avg.values[1] == 20);
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assert(avg.values[2] == 20);
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}
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