Hello Robert,
On 03/09/2012 04:44 AM, Robert Petka wrote:
However I want to ask whether it is possible somehow to make sorting
correct on each wall independently of user`s head rotation? So in case
more people step into CAVE, everyone can see correct image...
sure, I was primarily trying to get a bit more evidence that what we
suspected the problem was, is actually happening ;)
Can you give the attached patch a try? Thanks!
Cheers,
Carsten
Index: Source/System/Action/RenderAction/OSGRenderAction.h
===================================================================
RCS file: /cvsroot/opensg/OpenSG/Source/System/Action/RenderAction/OSGRenderAction.h,v
retrieving revision 1.55
diff -u -p -r1.55 OSGRenderAction.h
--- Source/System/Action/RenderAction/OSGRenderAction.h 6 Jan 2011 13:35:27 -0000 1.55
+++ Source/System/Action/RenderAction/OSGRenderAction.h 12 Mar 2012 15:08:30 -0000
@@ -313,6 +313,7 @@ class OSG_SYSTEMLIB_DLLMAPPING RenderAct
MatrixStore _currMatrix;
Matrix _camInverse;
+ Matrix _camProjTranslate;
std::vector<MatrixStore> _vMatrixStack;
Index: Source/System/Action/RenderAction/OSGRenderAction.cpp
===================================================================
RCS file: /cvsroot/opensg/OpenSG/Source/System/Action/RenderAction/OSGRenderAction.cpp,v
retrieving revision 1.126
diff -u -p -r1.126 OSGRenderAction.cpp
--- Source/System/Action/RenderAction/OSGRenderAction.cpp 25 May 2011 22:04:57 -0000 1.126
+++ Source/System/Action/RenderAction/OSGRenderAction.cpp 12 Mar 2012 15:08:30 -0000
@@ -254,6 +254,8 @@ RenderAction::RenderAction(void) :
_uiMatrixId (0),
_currMatrix (),
+ _camInverse (),
+ _camProjTranslate (),
_vMatrixStack (),
_mMatMap (),
@@ -399,6 +401,8 @@ RenderAction::RenderAction(const RenderA
_uiMatrixId (source._uiMatrixId),
_currMatrix (source._currMatrix),
+ _camInverse (source._camInverse),
+ _camProjTranslate (source._camProjTranslate),
_vMatrixStack (source._vMatrixStack),
_mMatMap (source._mMatMap),
@@ -739,6 +743,7 @@ void RenderAction::dropGeometry(Geometry
getActNode()->getVolume().getCenter(objPos);
_currMatrix.second.mult(objPos, objPos);
+ _camProjTranslate.mult(objPos, objPos);
pNewElem->setNode (getActNode());
@@ -929,6 +934,7 @@ void RenderAction::dropFunctor(Material:
BoxVolume vol = getActNode()->getVolume();
#endif
vol.transform(_currMatrix.second);
+ vol.transform(_camProjTranslate );
objPos = vol.getMax();
pNewElem->setScalar(objPos[2]);
@@ -954,6 +960,7 @@ void RenderAction::dropFunctor(Material:
Pnt3f objPos;
getActNode()->getVolume().getCenter(objPos);
_currMatrix.second.mult(objPos, objPos);
+ _camProjTranslate .mult(objPos, objPos);
pNewElem->setScalar(objPos[2]);
if(isMultiPass)
@@ -1063,6 +1070,7 @@ void RenderAction::dropFunctor(Material:
getActNode()->getVolume().getCenter(objPos);
_currMatrix.second.mult(objPos, objPos);
+ _camProjTranslate .mult(objPos, objPos);
pNewElem->setNode (getActNode());
@@ -2766,6 +2774,10 @@ Action::ResultE RenderAction::start(void
_camera->getViewing(_currMatrix.second,
_viewport->getPixelWidth (),
_viewport->getPixelHeight());
+ _camera->getProjectionTranslation(_camProjTranslate,
+ _viewport->getPixelWidth (),
+ _viewport->getPixelHeight());
+
_camInverse.invertFrom(_currMatrix.second);
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