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Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö >
Çѱ¹Á¤º¸Åë½ÅÇÐȸ ³í¹®Áö (Journal of the Korea Institute of Information and Communication Engineering)
Çѱ¹Á¤º¸Åë½ÅÇÐȸ ³í¹®Áö (Journal of the Korea Institute of Information and Communication Engineering)
Current Result Document :
3
/ 6
´ÙÀ½°Ç
ÇѱÛÁ¦¸ñ(Korean Title)
½Ç½Ã°£ Àü¿ªÁ¶¸íÀ» À§ÇÑ ÇÁ¸®¹ÌƼºê¿Í º¹¼¿ ±â¹ÝÀÇ ÇÏÀ̺긮µå ÃßÀû ±â¹ý
¿µ¹®Á¦¸ñ(English Title)
Hybrid Tracing Based on Primitives and Voxels for Real-Time Global Illumination
ÀúÀÚ(Author)
À¯Á¾Çö
³²¹ü¼®
Jonghyeon Yoo
Beomseok Nam
¼®¿¹Âù
À̼º±æ
Yechan Seok
Sungkil Lee
¿ø¹®¼ö·Ïó(Citation)
VOL 48 NO. 07 PP. 0748 ~ 0755 (2021. 07)
Çѱ۳»¿ë
(Korean Abstract)
Èñ¼Ò¿ÁÆ®¸® ±â¹ÝÀÇ º¹¼¿ÄÜÃßÀû ·»´õ¸µ ¾Ë°í¸®ÁòÀº Àü¿ª Á¶¸í¿¡ ÇÊ¿äÇÑ Á¤º¸¸¦ º¼·ý¿¡ ÀúÀåÇÏ°í, º¹¼¿ÄÜÃßÀûÀ» ÅëÇØ °£Á¢ È®»ê°ú ¹Ý»ç È¿°ú¸¦ È¿À²ÀûÀ¸·Î °è»êÇÒ ¼ö ÀÖ´Ù. ±×·¯³ª °Å¿ï Á¤¹Ý»ç¿Í °°ÀÌ °íÇػ󵵰¡ ÇÊ¿äÇÑ °æ¿ì¿¡ º¹¼¿ÄÜÃßÀûÀº Çö°ÝÇÑ ¸Þ¸ð¸®¿Í ¿¬»êÀ» ÇÊ¿ä·Î ÇÑ´Ù. º» ¿¬±¸´Â Èñ¼Ò¿ÁÆ®¸®ÀÇ ÀÙ³ëµå¿¡¼ ÇÁ¸®¹ÌƼºê°¡ ¹ÐÁýµÇÁö ¾ÊÀº °æ¿ì´Â ÇÁ¸®¹ÌƼºê ¸ñ·ÏÀ» »ç¿ëÇÏ°í, ¹ÐÁýµÈ °æ¿ì´Â Ãß°¡ º¹¼¿È¸¦ ¼öÇàÇÏ´Â ÇÏÀ̺긮µå ¿ÁÆ®¸®¿Í ÄÜÃßÀû°ú ±¤¼±ÃßÀûÀ» ³ëµå ÇüÅ¿¡ µû¶ó ÀûÀÀÀûÀ¸·Î ¼öÇàÇÏ´Â ÇÏÀ̺긮µå ÃßÀû ±â¹ýÀ» Á¦¾ÈÇÑ´Ù. º» ±â¹ýÀº °íÇ°Áú °£Á¢Á¶¸íÀ» º¹¼¿ÄÜÃßÀûº¸´Ù ºü¸£°Ô ½Ç½Ã°£¿¡ ¼öÇàÇÒ ¼ö ÀÖ´Ù.
¿µ¹®³»¿ë
(English Abstract)
The voxel cone tracing algorithm based on the sparse octree stores indirect lighting attributes in a volume, and efficiently traces the volume for indirect illumination and reflections. However, as the volume resolution becomes higher, the amounts of memory and performance overhead significantly increase for the voxel cone tracing. In this paper, we propose a hybrid octree data structure, where sparse leaf nodes use primitive lists while dense leaf nodes still use voxels, and a hybrid tracing algorithm that adaptively performs the cone tracing and ray tracing. Our real-time solution outperforms the existing voxel cone tracing algorithm for high-quality indirect illumination.
Å°¿öµå(Keyword)
ºñÈֹ߼º ¸Þ¸ð¸®
ÀڷᱸÁ¶
À妽Ì
Æ®¸®
persistent memory
data structure
indexing
tree
Àü¿ª Á¶¸í
º¹¼¿ Æ®·¹À̽Ì
·¹ÀÌ Æ®·¹À̽Ì
¿ÁÆ®¸®
½Ç½Ã°£ ·»´õ¸µ
global illumination
voxel tracing
ray tracing
octree
real-time rendering
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