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[graph] Graph: try to avoid selecting function whose value is infinite

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Émilie Feral
2018-07-06 13:31:13 +02:00
committed by EmilieNumworks
parent d36c0c8746
commit 9dc775295b
1 changed files with 2 additions and 2 deletions
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4
apps/graph/graph/graph_controller.cpp
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@@ -87,9 +87,9 @@ void GraphController::initCursorParameters() {
do {
CartesianFunction * firstFunction = functionStore()->activeFunctionAtIndex(functionIndex++);
y = firstFunction->evaluateAtAbscissa(x, myApp->localContext());
} while (std::isnan(y) && functionIndex < functionStore()->numberOfActiveFunctions());
} while ((std::isnan(y) || std::isinf(y)) && functionIndex < functionStore()->numberOfActiveFunctions());
m_cursor->moveTo(x, y);
functionIndex = std::isnan(y) ? 0 : functionIndex - 1;
functionIndex = (std::isnan(y) || std::isinf(y)) ? 0 : functionIndex - 1;
selectFunctionWithCursor(functionIndex);
interactiveCurveViewRange()->panToMakePointVisible(x, y, k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
}