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[client] egl: simplify filter moving logic with memmove
This avoids duplicating the entire array of filters.
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@ -120,23 +120,12 @@ static void configUI(void * opaque, int * id)
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if (doMove)
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{
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EGL_Filter * tmp[count];
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memcpy(tmp, filters, sizeof(*tmp) * count);
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size_t s = 0, d = 0;
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for(size_t i = 0; i < count; ++i)
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{
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if (i == mouseIdx)
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{
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filters[d++] = tmp[moveIdx];
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continue;
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}
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if (s == moveIdx)
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++s;
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filters[d++] = tmp[s++];
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}
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EGL_Filter * tmp = filters[moveIdx];
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if (mouseIdx > moveIdx) // moving down
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memmove(filters + moveIdx, filters + moveIdx + 1, (mouseIdx - moveIdx) * sizeof(EGL_Filter *));
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else // moving up
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memmove(filters + mouseIdx + 1, filters + mouseIdx, (moveIdx - mouseIdx) * sizeof(EGL_Filter *));
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filters[mouseIdx] = tmp;
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}
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if (redraw)
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