Fix an issue with PCLVisualizer producing empty screenshots
Fix an issue with PCLVisualizer producing empty screenshots

damienjadeduff/pcl,lydhr/pcl,shyamalschandra/pcl,krips89/pcl_newfeatures,krips89/pcl_newfeatures,damienjadeduff/pcl,locnx1984/pcl,stfuchs/pcl,Tabjones/pcl,ResByte/pcl,drmateo/pcl,mikhail-matrosov/pcl,MMiknis/pcl,stfuchs/pcl,ipa-rmb/pcl,LZRS/pcl,sbec/pcl,MMiknis/pcl,DaikiMaekawa/pcl,shangwuhencc/pcl,locnx1984/pcl,simonleonard/pcl,stefanbuettner/pcl,KevenRing/vlp,lebronzhang/pcl,drmateo/pcl,lydhr/pcl,krips89/pcl_newfeatures,simonleonard/pcl,locnx1984/pcl,pkuhto/pcl,drmateo/pcl,shyamalschandra/pcl,fskuka/pcl,drmateo/pcl,KevenRing/pcl,wgapl/pcl,msalvato/pcl_kinfu_highres,stefanbuettner/pcl,cascheberg/pcl,sbec/pcl,fanxiaochen/mypcltest,the-glu/pcl,DaikiMaekawa/pcl,soulsheng/pcl,nikste/pcl,wgapl/pcl,shivmalhotra/pcl,soulsheng/pcl,Tabjones/pcl,stefanbuettner/pcl,KevenRing/pcl,fskuka/pcl,fanxiaochen/mypcltest,damienjadeduff/pcl,chenxingzhe/pcl,Tabjones/pcl,msalvato/pcl_kinfu_highres,starius/pcl,closerbibi/pcl,shyamalschandra/pcl,LZRS/pcl,chenxingzhe/pcl,zhangxaochen/pcl,kanster/pcl,fskuka/pcl,soulsheng/pcl,msalvato/pcl_kinfu_highres,the-glu/pcl,Tabjones/pcl,mschoeler/pcl,shangwuhencc/pcl,LZRS/pcl,wgapl/pcl,raydtang/pcl,shangwuhencc/pcl,DaikiMaekawa/pcl,shivmalhotra/pcl,ResByte/pcl,mschoeler/pcl,mschoeler/pcl,kanster/pcl,fanxiaochen/mypcltest,krips89/pcl_newfeatures,zhangxaochen/pcl,fskuka/pcl,LZRS/pcl,cascheberg/pcl,nikste/pcl,mikhail-matrosov/pcl,MMiknis/pcl,KevenRing/vlp,chenxingzhe/pcl,zhangxaochen/pcl,lebronzhang/pcl,kanster/pcl,sbec/pcl,starius/pcl,RufaelDev/pcc-mp3dg,LZRS/pcl,chenxingzhe/pcl,3dtof/pcl,msalvato/pcl_kinfu_highres,KevenRing/vlp,MMiknis/pcl,nikste/pcl,pkuhto/pcl,starius/pcl,KevenRing/vlp,soulsheng/pcl,starius/pcl,zhangxaochen/pcl,RufaelDev/pcc-mp3dg,wgapl/pcl,kanster/pcl,ResByte/pcl,lydhr/pcl,stfuchs/pcl,krips89/pcl_newfeatures,lebronzhang/pcl,stfuchs/pcl,raydtang/pcl,kanster/pcl,raydtang/pcl,raydtang/pcl,shivmalhotra/pcl,locnx1984/pcl,shivmalhotra/pcl,cascheberg/pcl,closerbibi/pcl,RufaelDev/pcc-mp3dg,shivmalhotra/pcl,raydtang/pcl,damienjadeduff/pcl,ipa-rmb/pcl,3dtof/pcl,stfuchs/pcl,sbec/pcl,MMiknis/pcl,stefanbuettner/pcl,ipa-rmb/pcl,Tabjones/pcl,zhangxaochen/pcl,lydhr/pcl,DaikiMaekawa/pcl,nikste/pcl,pkuhto/pcl,mschoeler/pcl,mschoeler/pcl,mikhail-matrosov/pcl,closerbibi/pcl,the-glu/pcl,wgapl/pcl,KevenRing/pcl,drmateo/pcl,cascheberg/pcl,pkuhto/pcl,mikhail-matrosov/pcl,DaikiMaekawa/pcl,simonleonard/pcl,lydhr/pcl,the-glu/pcl,soulsheng/pcl,ipa-rmb/pcl,shyamalschandra/pcl,3dtof/pcl,shyamalschandra/pcl,fskuka/pcl,ResByte/pcl,msalvato/pcl_kinfu_highres,ResByte/pcl,simonleonard/pcl,RufaelDev/pcc-mp3dg,stefanbuettner/pcl,mikhail-matrosov/pcl,simonleonard/pcl,shangwuhencc/pcl,shangwuhencc/pcl,locnx1984/pcl,pkuhto/pcl,nikste/pcl,fanxiaochen/mypcltest,chenxingzhe/pcl,the-glu/pcl,closerbibi/pcl,fanxiaochen/mypcltest,damienjadeduff/pcl,cascheberg/pcl,3dtof/pcl,starius/pcl,RufaelDev/pcc-mp3dg,lebronzhang/pcl,lebronzhang/pcl,ipa-rmb/pcl,3dtof/pcl,sbec/pcl,KevenRing/vlp,closerbibi/pcl,KevenRing/pcl,KevenRing/pcl