Remarks: This
tutorial works in SOFTIMAGE|XSI 1.5 and above only
ÀÌTutorialÀ» µû¶óÇÔÀ¸·Î ÀÌ ±×¸²À» ¾òÀ» ¼ö
ÀÖ´Ù.
ÀÌ TutorialÀº ±âº»ÀûÀÎ Caustics ¸¸À» ¼³¸íÇÑ °Í ÀÌ´Ù. ÀÌ Æ©Å丮¾óÀº ½ÉµµÀÖ´Â ¹°¸®Àû ¶óÀÌÆÃÀ»
°í·ÁÇÑ °ÍÀº ¾Æ´Ï´Ù. Á» ´õ ½ÉµµÀÖ´Â ½ÇÇè°ú Å×½ºÆ®´Â Çö½ÇÀûÀÎ ¶óÀÌÆ®¸¦ »êÃâÇÒ ¼ö ÀÖÀ» °ÍÀÌ´Ù. The RENDER module (keyboard shortcut
3)

Cauctics Effect To create a Cartoon shader
effect
¸ÕÀú ±×¸²°ú °°ÀÌ Object¸¦ ¸¸µé°í
Spot light¸¦ Çϳª »ý¼ºÇÑ´Ù. ²À,Cube°¡ ¾Æ´Ï¶óµµ »ó°ü¾ø´Ù.

ÀÌÁ¦ Cube ¿¡ À¯¸®Áú°¨À»
¸¸µç´Ù. get-material->phong under
transparency/reflection tab -> transparency to
0.6 ( CTRLÀ»ÇÏ°í µå·¡±×¸¦ Çϸé 3 sliders ¸¦ µ¿½Ã¿¡ ¿òÁ÷ÀÏ ¼ö
ÀÖ´Ù.)

XSI¿¡´Â
default light°¡ Ç×»ó Á¸ÀçÇÑ´Ù. ¸ÕÀú default light¸¦ ¾ø¾Ö°í ambiance value¸¦ 0À¸·Î
ÇÑ´Ù.
Configure the
light:
¸ÕÀú Spot light ¸¦ ¼±ÅÃÇϰí modify>shader¸¦ Ŭ¸¯ÇÑ´Ù. ( White spot ÀÇintensity ¸¦ 2·Î ÇÑ´Ù.) Photon tab À» Å©¸¯Çϰí Caustic checkbox ¿Í values ¸¦ ¾Æ·¡¿Í °°ÀÌ ÁØ´Ù. Energy : RGB 0.7 Energy Intensity : 12000 Number of
emitted photons Caustic : 2400

Configure the
objects:
ÀÌÁ¨ Cube ¿Í
Ground ¸¦ ¼±ÅÃÇÑ´Ù.
Visibility property ¸¦ ¿¬´Ù.(¿À¸¥ÂÊ Selection panel¿¡¼Visibilit¸¦ ¼±ÅÃÇÑ´Ù.) ¾Æ·¡caustic tabÀÇ Ã¼Å©¹Ú½º¿¡¼ Transmitters¿Í Receivers¸¦ üũÇÑ´Ù.

Configure the render
options:
Render¿¡¼ ¾Æ·¡ ±×¸²°ú °°ÀÌ Caustics¸¦ ¼³Á¤ÇÑ´Ù.

À̹ø¿£ ±¼Àý°ªÀ» ¼³Á¤ÇÏÀÚ.Cube_material ¿¡¼ under transparency/reflection tab ->
refraction index
of 1.4 ÀÌ·¸°Ô Çϸé, ¾Æ·¡ ±×¸²Ã³·³ °á°ú¸¦ ¾òÀ» °Í
ÀÌ´Ù.

ÀÌÁ¦, Á» ´õ ¸®¾óÇÑ ±×¸²ÀÚ¸¦ ¸¸µé¾î º¸ÀÚ. Spot light¸¦
¼±ÅÃÇϰí area ÅÇÀ» Ŭ¸¯Çؼ
values ¸¦ 6À¸·Î ¼³Á¤
ÇÑ´Ù. ÀÌÁ¨ ±×¸²°ú °°Àº °á°ú¸¦ ¾òÀ» ¼ö ÀÖÀ» °Í ÀÌ´Ù.

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