inline virtual void invoke(GLint colorTextureUnit, size_t width, size_t height,
const magnet::GL::Camera& vp)
{
_filter.attach();
_filter["u_Texture0"] = colorTextureUnit;
_filter["u_Texture1"] = 0;
_filter["u_Texture2"] = 2;
_filter["nearDist"] = vp.getZNear();
_filter["farDist"] = vp.getZFar();
_filter["focalDistance"] = _focalLength;
_filter["focalRange"] = _focalWidth;
_filter.invoke();
_filter.detach();
}
void
RTSpheres::sortTick(const magnet::GL::Camera& camera)
{
cl_float4 campos = getclVec(camera.getEyeLocation());
cl_float4 camdir = getclVec(camera.getCameraDirection());
cl_float4 camup = getclVec(camera.getCameraUp());
//Generate the sort data
_sortDataKernelFunc(_spherePositions, _sortKeys, _sortData,
campos, camdir, camup,
(cl_float)camera.getAspectRatio(),
(cl_float)camera.getZNear(),
(cl_float)camera.getFOVY(),
_N);
if ((_renderDetailLevels.size() > 2)
|| (_renderDetailLevels.front()._nSpheres != _N))
sortFunctor(_sortKeys, _sortData);
recolor();
}