FGFS-4.1/OpenSceneGraph
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Fixed handling of warp pointer for when its called at startup and the

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event queue isn't yet initialized the window range.
This commit is contained in:
Robert Osfield 2007-02-15 12:11:16 +00:00
parent b717790dcb
commit 4f2474ece8
1 changed files with 9 additions and 9 deletions
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18
src/osgViewer/View.cpp
View File

@ -350,14 +350,18 @@ const osg::Camera* View::getCameraContainingPosition(float x, float y, float& lo
{
const osg::Viewport* viewport = _camera->getViewport();
osg::Vec2d new_coord(x, y);
double new_x = static_cast<double>(_camera->getGraphicsContext()->getTraits()->width) * (x - eventState->getXmin())/(eventState->getXmax()-eventState->getXmin());
double new_y = view_invert_y ?
static_cast<double>(_camera->getGraphicsContext()->getTraits()->height) * (1.0 - (y- eventState->getYmin()))/(eventState->getYmax()-eventState->getYmin()) :
static_cast<double>(_camera->getGraphicsContext()->getTraits()->height) * (y - eventState->getYmin())/(eventState->getYmax()-eventState->getXmin());
if (viewport &&
new_coord.x() >= (viewport->x()-epsilon) && new_coord.y() >= (viewport->y()-epsilon) &&
new_coord.x() < (viewport->x()+viewport->width()-1.0+epsilon) && new_coord.y() <= (viewport->y()+viewport->height()-1.0+epsilon) )
new_x >= (viewport->x()-epsilon) && new_y >= (viewport->y()-epsilon) &&
new_x < (viewport->x()+viewport->width()-1.0+epsilon) && new_y <= (viewport->y()+viewport->height()-1.0+epsilon) )
{
local_x = new_coord.x();
local_y = new_coord.y();
local_x = new_x;
local_y = new_y;
return _camera.get();
}
}
@ -369,10 +373,6 @@ const osg::Camera* View::getCameraContainingPosition(float x, float y, float& lo
if (view_invert_y) y = - y;
// osg::notify(osg::NOTICE)<<" remapped ("<<x<<","<<y<<")"<<std::endl;;
// osg::notify(osg::NOTICE)<<" number of slaves = "<<getNumSlaves()<<std::endl;;
for(unsigned i=0; i<getNumSlaves(); ++i)
{
const Slave& slave = getSlave(i);