X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=vumeter.cpp;h=ab40fceff699ec13df3f3db1c86eefdbd73ed3bf;hb=ab13c66602322b5a6e840126986c1e7014edc125;hp=27ffc5ae5a6b0c86eb14f0f218b7baa59552c1b0;hpb=54bf3bae3d72dfce0f0517e1c82926ef22aad028;p=nageru diff --git a/vumeter.cpp b/vumeter.cpp index 27ffc5a..ab40fce 100644 --- a/vumeter.cpp +++ b/vumeter.cpp @@ -1,25 +1,10 @@ #include #include "vumeter.h" +#include "vu_common.h" using namespace std; -namespace { - -int lufs_to_pos(float level_lu, int height) -{ - const float min_level = 18.0f; // y=0 is top of screen, so “min” is the loudest level. - const float max_level = -36.0f; - int y = lrintf(height * (level_lu - min_level) / (max_level - min_level)); - y = std::max(y, 0); - y = std::min(y, height - 1); - return y; -} - -} // namespace - -VUMeter *global_vu_meter = nullptr; - VUMeter::VUMeter(QWidget *parent) : QWidget(parent) { @@ -29,12 +14,6 @@ void VUMeter::paintEvent(QPaintEvent *event) { QPainter painter(this); - painter.fillRect(0, 0, width(), height(), Qt::black); - - int min_y = lufs_to_pos(1.0f, height()); - int max_y = lufs_to_pos(-1.0f, height()); - painter.fillRect(0, min_y, width(), max_y - min_y, Qt::green); - float level_lufs; { unique_lock lock(level_mutex); @@ -42,7 +21,5 @@ void VUMeter::paintEvent(QPaintEvent *event) } float level_lu = level_lufs + 23.0f; - int y = lufs_to_pos(level_lu, height()); - painter.setPen(Qt::white); - painter.drawLine(0, y, width(), y); + draw_vu_meter(painter, -HUGE_VAL, level_lu, width(), height(), 0); }