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Bugs in mouse panning when viewport is "portrait" orientation

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This commit is contained in:
Ian Rees
2014-07-29 11:25:09 +12:00
committed by wmayer
parent 32ced53603
commit b48d1776d4
1 changed files with 12 additions and 1 deletions
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13
src/Gui/NavigationStyle.cpp
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@@ -616,6 +616,11 @@ void NavigationStyle::panCamera(SoCamera * cam, float aspectratio, const SbPlane
// Find projection points for the last and current mouse coordinates.
SbViewVolume vv = cam->getViewVolume(aspectratio);
// See note in Coin docs for SoCamera::getViewVolume re:viewport mapping
if(aspectratio < 1.0)
vv.scale(1.0 / aspectratio);
SbLine line;
vv.projectPointToLine(currpos, line);
SbVec3f current_planept;
@@ -639,7 +644,13 @@ void NavigationStyle::pan(SoCamera* camera)
}
else {
const SbViewportRegion & vp = viewer->getViewportRegion();
SbViewVolume vv = camera->getViewVolume(vp.getViewportAspectRatio());
float aspectratio = vp.getViewportAspectRatio();
SbViewVolume vv = camera->getViewVolume(aspectratio);
// See note in Coin docs for SoCamera::getViewVolume re:viewport mapping
if(aspectratio < 1.0)
vv.scale(1.0 / aspectratio);
this->panningplane = vv.getPlane(camera->focalDistance.getValue());
}
}