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Fix demod plot when X starts from negative

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This commit is contained in:
Philippe Teuwen 2021-07-30 00:39:06 +02:00
parent 25e865afd3
commit 3a74285d7a
1 changed files with 9 additions and 1 deletions
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10
client/src/proxguiqt.cpp
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@ -443,6 +443,9 @@ void ProxWidget::resizeEvent(QResizeEvent *event) {
//----------- Plotting
int Plot::xCoordOf(int i, QRect r) {
if (i < 0) {
i = 0;
}
return r.left() + (int)((i - GraphStart) * GraphPixelsPerPoint);
}
@ -526,7 +529,12 @@ void Plot::PlotDemod(uint8_t *buffer, size_t len, QRect plotRect, QRect annotati
char str[5];
int absVMax = (int)(100 * 1.05 + 1);
int x = xCoordOf(DemodStart, plotRect);
int y = yCoordOf((buffer[BitStart] * 200 - 100) * -1, plotRect, absVMax);
int y = 0;
if (DemodStart >= 0) {
y = yCoordOf((buffer[BitStart] * 200 - 100) * -1, plotRect, absVMax);
} else {
y = yCoordOf(0, plotRect, absVMax);
}
penPath.moveTo(x, y);
delta_x = 0;
int clk = first_delta_x;