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Fix "call of overloaded 'lerp' is ambiguous" #297

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Fix "call of overloaded 'lerp' is ambiguous" #297

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10 changes: 6 additions & 4 deletions src/shapes/metrics_path.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -106,6 +106,10 @@ static float segmentCubic(const Vec2D& from,
return runningLength;
}

static float calcLerp(float from, float to, float f) {
return from + f * (to - from);
}

float MetricsPath::computeLength(const Mat2D& transform) {
// If the pre-computed length is still valid (transformed with the same
// transform) just return that.
Expand Down Expand Up @@ -244,8 +248,6 @@ void MetricsPath::trim(float startLength, float endLength, bool moveTo, RenderPa
}
}

float lerp(float from, float to, float f) { return from + f * (to - from); }

void MetricsPath::extractSubPart(
int index, float startT, float endT, bool moveTo, RenderPath* result) {
assert(startT >= 0.0f && startT <= 1.0f && endT >= 0.0f && endT <= 1.0f);
Expand Down Expand Up @@ -283,7 +285,7 @@ void MetricsPath::extractSubPart(

float t =
(startLength - previousLength) / (segment.length - previousLength);
startT = lerp(m_CubicSegments[si - 1].t, segment.t, t);
startT = calcLerp(m_CubicSegments[si - 1].t, segment.t, t);
}
// Help out the ending segment finder by setting its
// start to where we landed while finding the first
Expand All @@ -306,7 +308,7 @@ void MetricsPath::extractSubPart(

float t =
(endLength - previousLength) / (segment.length - previousLength);
endT = lerp(m_CubicSegments[si - 1].t, segment.t, t);
endT = calcLerp(m_CubicSegments[si - 1].t, segment.t, t);
}
break;
}
Expand Down