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author | Konstantin Käfer <mail@kkaefer.com> | 2018-05-29 14:07:32 +0200 |
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committer | Konstantin Käfer <mail@kkaefer.com> | 2018-06-04 10:43:21 +0200 |
commit | d66251234d7c0feb875b9490ca945ee9d43306c1 (patch) | |
tree | 3c661091edb98ac15a8711e93fde774a5e6e824a /src/mbgl/map/transform_state.cpp | |
parent | d232a7a6f30927cb7e9107c9357bc53e2b1ae0f9 (diff) | |
download | qtlocation-mapboxgl-d66251234d7c0feb875b9490ca945ee9d43306c1.tar.gz |
[core] don't use floating point versions of pow/log
GLIBC 2.27 added new versioned symbols of powf and logf, while the double versions of pow and log remained stable.
Prefer the double version to avoid introducing a dependency on a newer version of GLIBC than strictly necessary.
See https://lists.gnu.org/archive/html/info-gnu/2018-02/msg00000.html
Diffstat (limited to 'src/mbgl/map/transform_state.cpp')
-rw-r--r-- | src/mbgl/map/transform_state.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/mbgl/map/transform_state.cpp b/src/mbgl/map/transform_state.cpp index a85b251fb4..948954570f 100644 --- a/src/mbgl/map/transform_state.cpp +++ b/src/mbgl/map/transform_state.cpp @@ -270,7 +270,7 @@ double TransformState::zoomScale(double zoom) const { } double TransformState::scaleZoom(double s) const { - return util::log2(s); + return ::log2(s); } ScreenCoordinate TransformState::latLngToScreenCoordinate(const LatLng& latLng) const { @@ -280,7 +280,7 @@ ScreenCoordinate TransformState::latLngToScreenCoordinate(const LatLng& latLng) mat4 mat = coordinatePointMatrix(getZoom()); vec4 p; - Point<double> pt = Projection::project(latLng, scale) / double(util::tileSize); + Point<double> pt = Projection::project(latLng, scale) / util::tileSize; vec4 c = {{ pt.x, pt.y, 0, 1 }}; matrix::transformMat4(p, c, mat); return { p[0] / p[3], size.height - p[1] / p[3] }; @@ -427,7 +427,7 @@ float TransformState::maxPitchScaleFactor() const { } auto latLng = screenCoordinateToLatLng({ 0, static_cast<float>(getSize().height) }); mat4 mat = coordinatePointMatrix(getZoom()); - Point<double> pt = Projection::project(latLng, scale) / double(util::tileSize); + Point<double> pt = Projection::project(latLng, scale) / util::tileSize; vec4 p = {{ pt.x, pt.y, 0, 1 }}; vec4 topPoint; matrix::transformMat4(topPoint, p, mat); |