8/9/2019 VL Vray Vietnamese)

1/10

To vt liu S dng V-Ray (24/03/2006)

C 3 thnh phn khc nhau trong scene: m tr, sn nh, v mi trng xung quanh. To ra 3 vt liu khc nhau mi

ci p cho mt i tng.Ti nh map

Bt u v: Create > Geometry > Plane v ra mt mt phng lm mt sn. Tham s: Width: 150, Length:150,

Length Seg: 1, Width Seg: 1, Render Multipliers: 100.

V m tr: Create > Geometry > Teapot v thit lp tham s nh hnh bn di:

http://s7.yousendit.com/d.aspx?id=39XPMHU7RUC681F47KG9MDKOSVhttp://s7.yousendit.com/d.aspx?id=39XPMHU7RUC681F47KG9MDKOSV

8/9/2019 VL Vray Vietnamese)

2/10

Bt u to vt liu: Kch hot b render V-Ray: Rendering>Render>Common>Assign Render>Production>Vray

Render v thit lp tham s nh hnh bn di :

8/9/2019 VL Vray Vietnamese)

3/10

Adaptive Subdivision l mt trong 3 thut ton kh rng ca ca V-ray. Irradiance Map l mt phng php tnh ton

chiu sng ti cc im trong Scene.

M bn cun "Environment" v kch hot tnh nng "Overrides" ca GI Environment v Reflection Environment effects.

Gn mt vt liu cho c hai tham s ny chng lm vic ging nh l environment map (nh mp gn lm mi

8/9/2019 VL Vray Vietnamese)

4/10

trng xung quanh), Click vo nt "None" m bn "Material/Map Browser" tm kim v la chn "VRay HDRI" ->

Click OK.

Khi ca s VRay window ang m, M bng "Material Editor" n phm "M". Ko th nt "Map#1 (VRayHDRI)" vo slot

u tin trong bng Material Editor.

8/9/2019 VL Vray Vietnamese)

5/10

S dng nh map download trn gn vo cho thnh phn ny. Click vo nt "Browse" di bng cun

Parameterst. chn nh map download v. Thit lp Map type thnh "Cubic environment".

8/9/2019 VL Vray Vietnamese)

6/10

Vt liu Sn

Chn Slot th hai trong bng vt liu. Click vo nt "Standard" m Material/Map Browser. Chn "VRayMtl" -> oK.

Click vo nt hnh vung thuc tnh mu Diffuse m bng Material/Map Browser, chn Bitmap, v s dng

Bitmap.jpg ownload v.

8/9/2019 VL Vray Vietnamese)

7/10

Tm bng cun "Coordinates" trong thuc tnh vt liu v thit lp tham s nh hnh v bin di. Thit lp Mapping :

"Planar from Object XYZ". Gn cho i tng sn nh.

8/9/2019 VL Vray Vietnamese)

8/10

Vt liu m tr.

Chn mt Slot cn trng trong bng vt liu. Click vo nt "Standard" v chn "Raytrace" chn mu 'Diffuse' l mu

ti, mu "Refect" l mu xm. Specular level = 0. Ko vt th vt liu Slot u tin vo "Environment".

8/9/2019 VL Vray Vietnamese)

9/10

C th thay i mu "Reflect" thnh mu trng c nhiu phn x. Gn vt liu cho m tr.

8/9/2019 VL Vray Vietnamese)

10/10

Cc bi khc

25/03/2006 HDRI: High Dynamic Range Image

http://gmdesign.com.vn/tailieu/?id=%209&s_id=230http://gmdesign.com.vn/tailieu/?id=%209&s_id=230http://gmdesign.com.vn/tailieu/?id=%209&s_id=230