WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®åãæ¢æ±ãéªšæ Œã¬ãã«ã§ã®æã®äœçœ®æ€åºã«ãããäžçäžã®VR/ARäœéšã§ããããªã¢ã«ã§çŽæçãªã€ã³ã¿ã©ã¯ã·ã§ã³ãå®çŸããŸãã
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ïŒæ²¡å ¥åäœéšã®ããã®éªšæ Œã¬ãã«ã§ã®æã®äœçœ®æ€åº
WebXRã¯ãç§ãã¡ãããžã¿ã«äžçãšå¯Ÿè©±ããæ¹æ³ã«é©åœããããããŠããããã®æãé åçãªæ©èœã®äžã€ãã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã§ãããã®æè¡ã«ãããéçºè ã¯ãŠãŒã¶ãŒã®æã®æ£ç¢ºãªåããšäœçœ®ãæããããšãã§ããä»®æ³çŸå®ïŒVRïŒããã³æ¡åŒµçŸå®ïŒARïŒç°å¢å ã§ã®ããèªç¶ã§çŽæçãªã€ã³ã¿ã©ã¯ã·ã§ã³ãå¯èœã«ããŸãããã®èšäºã§ã¯ãWebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®è©³çްãç¹ã«éªšæ Œã¬ãã«ã§ã®æã®äœçœ®æ€åºã«çŠç¹ãåœãŠãäžçäžã®ããŸããŸãªç£æ¥ãã¢ããªã±ãŒã·ã§ã³ãå€é©ããå¯èœæ§ãæ¢ããŸãã
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ãšã¯ïŒ
WebXRã¯ããŠã§ããã©ãŠã¶å ã§ä»®æ³çŸå®ïŒVRïŒããã³æ¡åŒµçŸå®ïŒARïŒæ©èœãžã®ã¢ã¯ã»ã¹ãæäŸããJavaScript APIã§ãããã©ãããã©ãŒã ã«äŸåããªãããã«èšèšãããŠãããå¹ åºãVR/ARãããã»ãããããã€ã¹ã§åäœããŸããWebXRã®æ©èœã®äžéšã§ããã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã«ãããéçºè ã¯ãŠãŒã¶ãŒã®æã®äžã«ãã骚ã®äœçœ®ãšåãã远跡ã§ããŸãããã®è©³çްãªã¬ãã«ã®æ å ±ã¯ããããªã¢ã«ã§é åçãªæ²¡å ¥åäœéšãåµé ããããã®ç¡éã®å¯èœæ§ãéããŸãããããããå®çŸ©ãããããŒãºã®ã¿ãæ€åºããåçŽãªãžã§ã¹ãã£ãŒèªèãšã¯ç°ãªããã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã¯æã®æ§é å šäœã«é¢ããç¶ç¶çã§ãªã¢ã«ã¿ã€ã ã®ããŒã¿ãæäŸããŸãã
éªšæ Œã¬ãã«ã§ã®æã®äœçœ®æ€åºã«ã€ããŠ
éªšæ Œã¬ãã«ã§ã®æã®äœçœ®æ€åºã¯ãæã®äžã®åã
ã®éªšããããã®äœçœ®ãšåãã«é¢ããæ£ç¢ºãªæ
å ±ãæäŸããŸããããã«ã¯ãæã®éªšïŒæéªšïŒãæã®ã²ãã®éªšïŒäžæéªšïŒãæéŠã®éªšïŒææ ¹éªšïŒãå«ãŸããŸããWebXRã¯ã远跡ãããæã衚ãXRHandã€ã³ã¿ãŒãã§ãŒã¹ãéããŠãã®ããŒã¿ãæäŸããŸããåæã«ã¯XRJointãªããžã§ã¯ãã®ã³ã¬ã¯ã·ã§ã³ãå«ãŸããŠããããããããç¹å®ã®é¢ç¯ãŸãã¯éªšã衚ããŸãããããã®é¢ç¯ã¯ã3D空éã«ãããäœçœ®ãšåããå«ãtransformã«é¢ããæ
å ±ãæäŸããŸãããã®è©³çŽ°åºŠã«ãããä»®æ³ç°å¢ã§éåžžã«æ£ç¢ºãã€ãªã¢ã«ãªæã®è¡šçŸãå¯èœã«ãªããŸãã
ã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®äž»èŠã³ã³ããŒãã³ãïŒ
- XRHand: 远跡ãããæã衚ããåã ã®é¢ç¯ãžã®ã¢ã¯ã»ã¹ãæäŸããŸãã
- XRJoint: æã®äžã®ç¹å®ã®é¢ç¯ãŸãã¯éªšã衚ããŸããåé¢ç¯ã¯äœçœ®ãšåãã®ããŒã¿ãå«ãtransformããããã£ãæã£ãŠããŸãã
- XRFrame: 远跡ãããæãå«ããVR/ARã»ãã·ã§ã³ã®çŸåšã®ç¶æ
ãæäŸããŸããéçºè
ã¯
XRFrameãä»ããŠXRHandããŒã¿ã«ã¢ã¯ã»ã¹ããŸãã
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®ä»çµã¿
ãã®ããã»ã¹ã«ã¯ãéåžžã以äžã®æé ãå«ãŸããŸãïŒ
- ã¢ã¯ã»ã¹ã®èŠæ±ïŒ WebXRã¢ããªã±ãŒã·ã§ã³ã¯ãXRã»ãã·ã§ã³ã®åæåæã«
'hand-tracking'æ©èœãžã®ã¢ã¯ã»ã¹ãèŠæ±ããŸãã - æããŒã¿ã®ååŸïŒ XRãã¬ãŒã ã«ãŒãå
ã§ãã¢ããªã±ãŒã·ã§ã³ã¯å·Šæãšå³æã®
XRHandãªããžã§ã¯ããååŸããŸãã - é¢ç¯ããŒã¿ãžã®ã¢ã¯ã»ã¹ïŒ å
XRHandã«å¯ŸããŠãã¢ããªã±ãŒã·ã§ã³ã¯å©çšå¯èœãªé¢ç¯ïŒäŸïŒæéŠã芪æã®å 端ã人差ãæã®ä»ãæ ¹ã®é¢ç¯ïŒãå埩åŠçããŸãã - é¢ç¯ã®ãã©ã³ã¹ãã©ãŒã ã®äœ¿çšïŒ ã¢ããªã±ãŒã·ã§ã³ã¯ãåé¢ç¯ã®
transformããåŸãããäœçœ®ãšåãã®ããŒã¿ã䜿çšããŠãã·ãŒã³å ã®å¯Ÿå¿ãã3Dã¢ãã«ã®äœçœ®ãšåããæŽæ°ããŸãã
ã³ãŒãäŸïŒæŠå¿µïŒïŒ
å ·äœçãªã³ãŒãå®è£ ã¯JavaScriptãã¬ãŒã ã¯ãŒã¯ïŒäŸïŒthree.jsãBabylon.jsïŒã«ãã£ãŠç°ãªããŸãããäžè¬çãªæŠå¿µã以äžã«ç€ºããŸãïŒ
// XRãã¬ãŒã ã«ãŒãå
const frame = xrSession.requestAnimationFrame(render);
const viewerPose = frame.getViewerPose(xrReferenceSpace);
if (viewerPose) {
for (const view of viewerPose.views) {
const leftHand = frame.getHand('left');
const rightHand = frame.getHand('right');
if (leftHand) {
const wrist = leftHand.get('wrist');
if (wrist) {
const wristPose = frame.getPose(wrist, xrReferenceSpace);
if (wristPose) {
// 3Dã®æéŠã¢ãã«ã®äœçœ®ãšåããæŽæ°
// wristPose.transform.positionãšwristPose.transform.orientationã䜿çš
}
}
//芪æã®å
端ã«ã¢ã¯ã»ã¹
const thumbTip = leftHand.get('thumb-tip');
if(thumbTip){
const thumbTipPose = frame.getPose(thumbTip, xrReferenceSpace);
if (thumbTipPose){
//3Dã®èŠªæå
端ã¢ãã«ã®äœçœ®ãæŽæ°
}
}
}
// 峿ãåæ§ã®ããžãã¯
}
}
éªšæ Œã¬ãã«ã§ã®æã®äœçœ®æ€åºã®å©ç¹
- ãªã¢ãªãºã ã®åäžïŒ ä»®æ³ç°å¢ã«ããããŠãŒã¶ãŒã®æãããæ£ç¢ºãã€ãªã¢ã«ã«è¡šçŸããæ²¡å ¥æãé«ããŸãã
- èªç¶ãªã€ã³ã¿ã©ã¯ã·ã§ã³ïŒ ä»®æ³ãªããžã§ã¯ããšã®ããèªç¶ã§çŽæçãªã€ã³ã¿ã©ã¯ã·ã§ã³ãå¯èœã«ããŸãããŠãŒã¶ãŒã¯ãããçŸå®äžçã«è¿ãæèŠã§ãªããžã§ã¯ããæŽãã ããæäœãããã§ããŸãã
- ãã现ãããªå¶åŸ¡ïŒ ä»®æ³ãªããžã§ã¯ãã«å¯Ÿãã粟å¯ãªå¶åŸ¡ãæäŸããŸãããŠãŒã¶ãŒã¯ãæžããæããè€éãªãªããžã§ã¯ããçµã¿ç«ãŠããªã©ã现ããéåèœåãå¿ èŠãšããç¹çްãªäœæ¥ãå®è¡ã§ããŸãã
- ã¢ã¯ã»ã·ããªãã£ã®åäžïŒ éãããæã€ãŠãŒã¶ãŒã«ãšã£ãŠãããã¢ã¯ã»ã¹ããããVR/ARäœéšãåµåºããããã«äœ¿çšã§ããŸããäŸãã°ãæè©±ãããã¹ããé³å£°ã«ç¿»èš³ããããã«å©çšã§ããŸãã
- ãšã³ã²ãŒãžã¡ã³ãã®åäžïŒ ãªã¢ãªãºã ãšçŽæçãªã€ã³ã¿ã©ã¯ã·ã§ã³ã®é«ãŸãã¯ãããé åçã§èšæ¶ã«æ®ãVR/ARäœéšã«ã€ãªããããŠãŒã¶ãŒã®å®ççãšæºè¶³åºŠãä¿é²ããŸãã
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®å¿çšäŸ
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã¯ãäžçäžã®ããŸããŸãªç£æ¥ã«ãããŠãå¹ åºãå¿çšå¯èœæ§ãç§ããŠããŸãïŒ
1. ã²ãŒã ãšãšã³ã¿ãŒãã€ã¡ã³ã
ã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã¯ããã¬ã€ã€ãŒãããèªç¶ã§æ²¡å ¥æã®ããæ¹æ³ã§ã²ãŒã äžçãšå¯Ÿè©±ã§ããããã«ããããšã§ãã²ãŒã äœéšãåäžãããããšãã§ããŸããèªåã®å®éã®æã§ããŒãã£ã«ãã¢ãã匟ãããããã¡ã³ã¿ãžãŒã®äžçã§ãªããžã§ã¯ãã«æã䌞ã°ããŠæŽãã ãããããšãæ³åããŠã¿ãŠãã ãããåœéçã«ãã²ãŒã éçºè ãã¡ã¯ãåŸæ¥ã®ã³ã³ãããŒã©ãŒããŒã¹ã®å ¥åãè¶ ããŠãã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®ç²ŸåºŠã掻çšããæ°ããã€ã³ã¿ã©ã¯ã·ã§ã³ã®ä»çµã¿ã暡玢ããŠããŸãã
2. æè²ãšãã¬ãŒãã³ã°
æè²çŸå Žã§ã¯ãã€ã³ã¿ã©ã¯ãã£ããªåŠç¿äœéšãåµåºããããã«äœ¿çšã§ããŸããäŸãã°ãå»åŠçã¯å®éã®æã䜿ã£ãŠä»®æ³ç°å¢ã§æè¡ææãç·Žç¿ã§ããŸãããšã³ãžãã¢ã¯ãå®éã®æ©åšãæå·ãããªã¹ã¯ãªãã«ãè€éãªæ©æ¢°ãä»®æ³çã«çµã¿ç«ãŠããåè§£ãããã§ããŸãããªã³ã©ã€ã³åŠç¿ãã©ãããã©ãŒã ã¯ããã³ããã©ããã³ã°ã䜿çšããŠå®éšå®€ã§ã®å®éšã®ã€ã³ã¿ã©ã¯ãã£ããªã·ãã¥ã¬ãŒã·ã§ã³ãæäŸããäžçäžã®åŠçã«ãšã£ãŠçè«ãšå®è·µã®éã®ã®ã£ãããåããããšãã§ããã§ãããã
3. 補é ãšãšã³ãžãã¢ãªã³ã°
ãšã³ãžãã¢ããã¶ã€ããŒã¯ãã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã䜿çšããŠãä»®æ³ç°å¢ã§3Dã¢ãã«ããããã¿ã€ããæäœã§ããŸããããã«ãããç©ççã«è£œé ãããåã«èšèšäžã®æ¬ é¥ãç¹å®ãã補åãæé©åããã®ã«åœ¹ç«ã¡ãŸããäŸãã°ããã©ã«ã¯ã¹ã¯ãŒã²ã³ã¯ãVRãšãã³ããã©ããã³ã°ã䜿çšããŠããã¶ã€ããŒãä»®æ³ã¹ã¿ãžãªã§å ±åã§è»ã®ãã¶ã€ã³ãã¬ãã¥ãŒããæŽç·Žãããããšãå¯èœã«ããæéãšãªãœãŒã¹ãç¯çŽããåãçµã¿ã暡玢ããŠããŸãã
4. ãã«ã¹ã±ã¢
ã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã¯ããªãããªããŒã·ã§ã³çæ³ã«äœ¿çšã§ããæ£è ãä»®æ³ç°å¢ã§çްããéåèœåãç·Žç¿ããããšãå¯èœã«ããŸããå€ç§å»ã¯ãå®éã®æ£è ã«æè¡ãè¡ãåã«ãè€éãªææãç·Žç¿ããããã«äœ¿çšã§ããŸãããŸããéåèœåãå¶éãããŠããæ£è ã®ããã®ããã¢ã¯ã»ã¹ããããã€ã³ã¿ãŒãã§ãŒã¹ãäœæããããã«ã䜿çšã§ããŸããäžççã«ãç ç©¶è ãã¡ã¯é 鿣è ã¢ãã¿ãªã³ã°ã«ãã³ããã©ããã³ã°ã䜿çšããããšã調æ»ããŠãããå»çæäŸè ãæ£è ã®é²æã远跡ããåå¥åãããã±ã¢ãæäŸã§ããããã«ãªããŸãã
5. ãªã¢ãŒãã³ã©ãã¬ãŒã·ã§ã³
WebXRãã³ããã©ããã³ã°ã¯ãããŒã ã察話ããããã®ããèªç¶ã§çŽæçãªæ¹æ³ãæäŸããããšã§ããªã¢ãŒãã³ã©ãã¬ãŒã·ã§ã³ã«é©åœãããããæºåãã§ããŠããŸããé³å£°ãšç»é¢å ±æã ãã«é Œãã®ã§ã¯ãªããåå è ã¯å ±æã®ä»®æ³ç©ºéã§æã䜿ã£ãŠãžã§ã¹ãã£ãŒãããããæã瀺ããããä»®æ³ãªããžã§ã¯ããäžç·ã«æäœãããã§ããŸããããã«ãããç¹ã«å°ççã«åæ£ããããŒã ã«ãšã£ãŠãã³ãã¥ãã±ãŒã·ã§ã³ã匷åããããã广çãªãã¬ã€ã³ã¹ããŒãã³ã°ãšåé¡è§£æ±ºãå¯èœã«ãªããŸããç°ãªã倧éžã®å»ºç¯å®¶ã建ç©ã®èšèšã§ååãããããšã³ãžãã¢ãå ±åã§è€éãªæ©æ¢°ã®ãã©ãã«ã·ã¥ãŒãã£ã³ã°ãè¡ã£ããããæ§åãæ³åããŠã¿ãŠãã ãããããããã¹ãŠããæã®åããæ£ç¢ºã«è¿œè·¡ãããå ±æVRç°å¢å ã§è¡ãããã®ã§ãã
6. ã¢ã¯ã»ã·ããªãã£
ãã³ããã©ããã³ã°ã¯ãä»®æ³çŸå®ããã³æ¡åŒµçŸå®ã«ãããã¢ã¯ã»ã·ããªãã£ã®æ°ããªå¯èœæ§ãéããŸããæè©±ãããã¹ããé³å£°ã«ç¿»èš³ããããã«äœ¿çšã§ããèŽèŠã«éããã®ãã人ã ãVR/ARäœéšã«ããå®å šã«åå ã§ããããã«ãªããŸããããã«ãéåèœåã«å¶éãããããŸãã¯ä»ã®èº«äœçéãããæã€äººã ã®ããã®ä»£æ¿å ¥åæ¹æ³ãæäŸããåŸæ¥ã®ã³ã³ãããŒã©ãŒã®ä»£ããã«ãã³ããžã§ã¹ãã£ãŒã䜿çšããŠä»®æ³ç°å¢ãšå¯Ÿè©±ã§ããããã«ããŸããããã«ãããVR/ARæè¡ã®å¯Ÿè±¡ç¯å²ãå€§å¹ ã«åºããã倿§ãªäººã ã«ãšã£ãŠããå æ¬çãªãã®ã«ãªããŸãã
課é¡ãšèæ ®äºé
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã¯å€§ããªå¯èœæ§ãç§ããŠããŸãããçæãã¹ã課é¡ãèæ ®äºé ãããã€ããããŸãïŒ
- ããŒããŠã§ã¢èŠä»¶ïŒ ã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã«ã¯ãVRãããã»ããã«å èµãããã«ã¡ã©ãå°çšã®ãã³ããã©ããã³ã°ã»ã³ãµãŒãªã©ããã³ããã©ããã³ã°æ©èœãçµã¿èŸŒãŸããããã€ã¹ãå¿ èŠã§ãããããã®ããã€ã¹ã®å ¥æå¯èœæ§ãšã³ã¹ãããäžéšã®éçºè ããŠãŒã¶ãŒã«ãšã£ãŠåå ¥éå£ãšãªãå¯èœæ§ããããŸãã
- èšç®è² è·ïŒ ãã³ããã©ããã³ã°ããŒã¿ã®åŠçã¯èšç®éãå€ããªãå¯èœæ§ããããç¹ã«ããŒãšã³ãã®ããã€ã¹ã§ã¯ããã©ãŒãã³ã¹ã«åœ±é¿ãäžããå¯èœæ§ããããŸããã¹ã ãŒãºã§å¿çæ§ã®é«ãäœéšã確ä¿ããããã«ã¯ãæé©åãäžå¯æ¬ ã§ãã
- 粟床ãšä¿¡é Œæ§ïŒ ãã³ããã©ããã³ã°ã®ç²ŸåºŠãšä¿¡é Œæ§ã¯ãç §ææ¡ä»¶ããªã¯ã«ãŒãžã§ã³ïŒæãéšåçã«é ããããšïŒããŠãŒã¶ãŒã®æã®ãµã€ãºã圢ãªã©ã®èŠå ã«åœ±é¿ãããå¯èœæ§ããããŸãã
- ãŠãŒã¶ãŒãšã¯ã¹ããªãšã³ã¹ïŒ ãã³ããã©ããã³ã°ã广çã«æŽ»çšããçŽæçã§å¿«é©ãªã€ã³ã¿ã©ã¯ã·ã§ã³ãèšèšããã«ã¯ããŠãŒã¶ãŒãšã¯ã¹ããªãšã³ã¹ã®ååãæ éã«èæ ®ããå¿ èŠããããŸããèšèšãäžååãªã€ã³ã¿ã©ã¯ã·ã§ã³ã¯ããã©ã¹ãã¬ãŒã·ã§ã³ãäžå¿«æã«ã€ãªããå¯èœæ§ããããŸãã
- ãã©ã€ãã·ãŒïŒ ãã³ããã©ããã³ã°ããŒã¿ã¯ãä»ã®çäœèªèšŒããŒã¿ãšåæ§ã«ããã©ã€ãã·ãŒã«é¢ããæžå¿µãåŒãèµ·ãããŸããéçºè ã¯ããã®ããŒã¿ãã©ã®ããã«åéãä¿åã䜿çšããŠãããã«ã€ããŠéææ§ãä¿ã¡ãåœéçã«GDPRãCCPAãªã©ã®é¢é£ãããã©ã€ãã·ãŒèŠå¶ãéµå®ããŠããããšã確èªããå¿ èŠããããŸãã
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ãå®è£ ããããã®ãã¹ããã©ã¯ãã£ã¹
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ãæåãããããã«ã以äžã®ãã¹ããã©ã¯ãã£ã¹ãèæ ®ããŠãã ããïŒ
- ããã©ãŒãã³ã¹ã®æé©åïŒ å¹ççãªã¢ã«ãŽãªãºã ãšããŒã¿æ§é ã䜿çšããŠãèšç®è² è·ãæå°éã«æããŸãããã³ãã¢ãã«ã®ããªãŽã³æ°ãæžããããã詳现床ïŒLODïŒæè¡ã䜿çšããããããªã©ã®ææ³ãæ€èšããŠãã ããã
- èŠèŠçãã£ãŒãããã¯ã®æäŸïŒ ãŠãŒã¶ãŒã®æã远跡ãããŠããããšãããã³ãã®ã€ã³ã¿ã©ã¯ã·ã§ã³ãèªèãããŠããããšã瀺ãããã«ãæç¢ºãªèŠèŠçãã£ãŒãããã¯ãæäŸããŸããããã«ã¯ãæããã€ã©ã€ã衚瀺ãããããªããžã§ã¯ããšå¯Ÿè©±ããéã«èŠèŠçãªåå³ãæäŸãããããããšãå«ãŸããŸãã
- çŽæçãªã€ã³ã¿ã©ã¯ã·ã§ã³ã®èšèšïŒ ãŠãŒã¶ãŒã«ãšã£ãŠèªç¶ã§çŽæçãªã€ã³ã¿ã©ã¯ã·ã§ã³ãèšèšããŸãã人ã ãçŸå®äžçã§ãªããžã§ã¯ããšã©ã®ããã«èªç¶ã«å¯Ÿè©±ããããèæ ®ãããããã®ã€ã³ã¿ã©ã¯ã·ã§ã³ãä»®æ³ç°å¢ã§åçŸããããã«åªããŠãã ããã
- ãªã¯ã«ãŒãžã§ã³ã®é©åãªåŠçïŒ ãªã¯ã«ãŒãžã§ã³ã广çã«åŠçããããã®æŠç¥ãå®è£ ããŸããããã«ã¯ãæãäžæçã«é ãããšãã«æã®äœçœ®ãäºæž¬ãããããã³ããã©ããã³ã°ãå©çšã§ããªãå Žåã«ä»£æ¿ã®å ¥åæ¹æ³ã䜿çšãããããããšãå«ãŸããŸãã
- 培åºçãªãã¹ãïŒ ã¢ããªã±ãŒã·ã§ã³ãæ£ããåäœããã€ã³ã¿ã©ã¯ã·ã§ã³ãå¿«é©ã§çŽæçã§ããããšã確èªããããã«ãããŸããŸãªããã€ã¹ãšå€æ§ãªãŠãŒã¶ãŒã°ã«ãŒãã§åŸ¹åºçã«ãã¹ãããŠãã ããã
- ã¢ã¯ã»ã·ããªãã£ã®èæ ®ïŒ ã¢ã¯ã»ã·ããªãã£ã念é ã«çœ®ããŠã¢ããªã±ãŒã·ã§ã³ãèšèšããŸãããã³ããã©ããã³ã°ã䜿çšã§ããªãããŸãã¯ä»ã®éãããæã€ãŠãŒã¶ãŒã®ããã«ã代æ¿ã®å ¥åæ¹æ³ãæäŸããŠãã ããã
ãã³ããã©ããã³ã°ã®ããã®WebXRãã¬ãŒã ã¯ãŒã¯ãšã©ã€ãã©ãª
ããã€ãã®äººæ°ã®ããWebXRãã¬ãŒã ã¯ãŒã¯ãšã©ã€ãã©ãªã¯ããã³ããã©ããã³ã°ã¢ããªã±ãŒã·ã§ã³ã®éçºãç°¡çŽ åããŸãïŒ
- Three.js: 3Dã·ãŒã³ã®äœæãšã¬ã³ããªã³ã°ã®ããã®å æ¬çãªããŒã«ã»ãããæäŸãããåºã䜿çšãããŠããJavaScript 3Dã©ã€ãã©ãªã§ããThree.jsã¯ãWebXRããã³ãã³ããã©ããã³ã°ããŒã¿ãšé£æºããããã®ãµã³ãã«ããŠãŒãã£ãªãã£ãæäŸããŠããŸãã
- Babylon.js: 䜿ãããããšå ç¢ãªæ©èœã»ããã§ç¥ããããããäžã€ã®äººæ°ã®ããJavaScript 3Dãšã³ãžã³ã§ããBabylon.jsã¯ãã€ã³ã¿ã©ã¯ãã£ããªäœéšãäœæããããã®äºåæ§ç¯æžã¿ã³ã³ããŒãã³ããå«ããWebXRãšãã³ããã©ããã³ã°ã®åªãããµããŒããæäŸããŸãã
- A-Frame: HTMLã§VRäœéšãæ§ç¯ããããã®ãŠã§ããã¬ãŒã ã¯ãŒã¯ã§ããA-Frameã¯ãVRã·ãŒã³ãšã€ã³ã¿ã©ã¯ã·ã§ã³ã宣èšçã«å®çŸ©ããæ¹æ³ãæäŸããããšã§ãéçºããã»ã¹ãç°¡çŽ åããŸãã
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®æªæ¥
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã¯ãŸã æ¯èŒçæ°ããæè¡ã§ãããç§ãã¡ãããžã¿ã«äžçãšå¯Ÿè©±ããæ¹æ³ãæ ¹æ¬çã«å€ããå¯èœæ§ãç§ããŠããŸããæè¡ãæçããã«ã€ããŠã粟床ãä¿¡é Œæ§ãããã©ãŒãã³ã¹ã®åäžãæåŸ ã§ããŸãããŸããå¹ åºãç£æ¥ã§ãã³ããã©ããã³ã°ã®æ°ãã驿°çãªå¿çšãç»å ŽããããšãæåŸ ã§ããŸããWebXRã5Gãããã¯ãŒã¯ããšããžã³ã³ãã¥ãŒãã£ã³ã°ã®èåã¯ãããå¹ åºãããã€ã¹ã倿§ãªå°ççå Žæã§ãããè€éã§å¿çæ§ã®é«ãVR/ARäœéšãå¯èœã«ããããšã§ããã³ããã©ããã³ã°ã®æ¡çšãããã«å éãããã§ãããã
çµè«
WebXRã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã¯ãéªšæ Œã¬ãã«ã§ã®æã®äœçœ®æ€åºãå¯èœã«ãã匷åãªæè¡ã§ããããããªã¢ã«ã§çŽæçããã€é åçãªVR/ARäœéšãåµé ããããã®ãšããµã€ãã£ã³ã°ãªå¯èœæ§ãéããŸããã¹ã±ã«ã¿ã«ãã³ããã©ããã³ã°ã®ååãçè§£ããå®è£ ã®ãã¹ããã©ã¯ãã£ã¹ã«åŸãããšã§ãéçºè ã¯ããŸããŸãªç£æ¥ãå€é©ããå°ççãªå¢çãæåçãªéãã«é¢ä¿ãªããç§ãã¡ãããžã¿ã«äžçãšå¯Ÿè©±ããæ¹æ³ãåäžããã驿°çãªã¢ããªã±ãŒã·ã§ã³ãäœæã§ããŸããæè¡ãé²åãç¶ããã«ã€ããŠãWebXRãã³ããã©ããã³ã°ã®å¯èœæ§ã¯äºå®äžç¡é倧ã§ãã