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visualizer: use fabs instead of abs

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This commit is contained in:
Andrzej Rybczak
2014-10-18 12:55:17 +02:00
parent 030d8ccd26
commit d9cf50b946
1 changed files with 1 additions and 1 deletions
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src/visualizer.cpp
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@@ -177,7 +177,7 @@ void Visualizer::DrawSoundWave(int16_t *buf, ssize_t samples, size_t y_offset, s
point_pos /= std::numeric_limits<int16_t>::max();
point_pos *= half_height;
w << NC::XY(i, y_offset+half_height+point_pos) << Config.visualizer_chars[0];
if (i && abs(prev_point_pos-point_pos) > 2)
if (i && fabs(prev_point_pos-point_pos) > 2)
{
// if gap is too big. intermediate values are needed
// since without them all we see are blinking points