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1. Subdivs Determines the quality of Ambient Occlusion rasa Large values mean better quality but might increase the 1000003 render time Iv Subdivs 10 000 Amount ss ce numbers mean more Ambient Occlusion 100000 i reene ao Amount The amount of Ambient Occlusion Larger 1 0000 Deterministic Monte This image has no AO Note how the details on the door and windows are missing This image has AO All of the details are visible even with a very low quality GI solution V Ray for SketchUp Version 1 48 New Features User Guide Page 12 Here is another example of Ambient Occlusion In the image on the left without AO the render looks flat and some details in the ceiling are missing The image on the right has AO and the details are sharp Ambient Occlusion Off Ambient Occlusion On Tips V Ray for SketchUp doesn t have an AO channel so there is no automatic way to create an AO pass If you want to create an AO pass for post processing purposes use an override material and select a white color then enable AO On the environment don t use any mapping for Gl color and BG color use just plain white as a color Color Mapping We added two new options in this version Clamp Level Allows you to define the level at which color components will be clamped Now you can control the range of color Adaptation Only The color mapping wi2. Rename Material Apply Material to Selection Select All Objects Using This Material Apply Material to Layer Purge Unused Materials Texture Editor This option allows you to add a texture mapping images or procedural textures to the materials To access the texture editor left click on the m or M on the materials option area The Texture editor has three areas 1 Texture Editor Preview By clicking the preview button you can see a preview of the selected texture 2 Mapping Type This area allows you to select the type of texture mapping 3 Texture Editor Options Allows you to change and control the parameter for the textures V Ray for SketchUp Version 1 48 New Features User Guide E Texture Editor uvwGenchannel wi Repeat Offset Mirror u 1 000006 fo 00000 1 v 1 00000 fo 00000 M Rotation 0 00000 Click Here exBitmaj I ha 1 00000 1 00000 1 00000 0 00000 0 00000 1 00000 sellel Ek alel dE 1 000004 Mip map Y ffcO wood_rotang jpg E sull i Page 6 How to add mapping 1 Click on the m near diffuse color multiplier 2 Select the desired texture mapping ex TexBitmap 3 Go to the lower right corner and click on the three dots next to File to select the image to use as a mapping 4 Click ok V Ray for SketchUp Version 1 48 New Features User Guide Page User Interface U
3. After setting up your desired SketchUp camera ratio go to the V Ray option then to the Output tab and click Get view aspect V Ray will automatically match the SketchUp camera ratio Mi SketchUp width soo 640x480 1024x768 1600x1200 Height s00 800x600 1280x960 2048x1536 Get View Aspect Image Aspect 1 0002 L PiselAspectrato 100000 1 r SettingsOutput Lie gt lt V Ray Raw Image File Render To VRImage n fs VFB Mode Fui memory Animation on n n Frame Rate rsc v 30 000 ald xj sed i x Nago PPANOM dle ee L TY om Scene 1 Scene 2 Score 4 7 99 DM kB Ile DING amp 2S 0 LASHABLOR 400 men s 2 seno averne oie ma T OOO sera copecte she to miend select Orag mouse to select multiple In this image the SketchUp camera ratio was set to 1 0 V Ray tor SketchUp Version 1 48 New Features User Guide Page 21 Materials Materials Arrangement This new build allows you to move and arrange the materials in any order by dragging and dropping the material in your desired position on the V Ray Material Editor How to use Material Arrangement Select the material and move it to the new position C ooo m L 100000 m Glossiness o s0000 84 Glossiness o s0000 84 m 1 000006 i 0 00000 4 J Scene Materials H
4. 5 Material Option By right clicking on one material you will have more options to improve or manipulate the material These options include Add Layers Save Duplicate Rename and Import How to add layers to materials 1 Right click on the material 2 Select Create Layer 3 Select the desired layer to add Using the explained steps you can Save Material Duplicate Material Rename Material Remove Material Import Material Apply Material to Selection Select All Objects Using This Material Apply Material to Layer Purge Unused Materials W Material Editor Reflection BRDFReflection Reflection L 10000 m Filter L 10000 m Glossiness 1 00000 Glossiness 1 000004 Texture m Texture m Texture Multiplier 00000 Texture Multiplier 1 ooooo Subdivs 8 Anisotropy p 00000 Shader Type Finn Y Rotation p 00000 dj Fisse Save Material Reflection ro Duplicate Material Diffuse Rename Material Refraction Remove Material Color Es 1 00000 m Transparency PDS 1 00000 m Import Material Use color texture for transpare n Apply Material to Selection i Select All Objects Using This Material rd bacon Refraction Apply Material to Layer Purge Unused Materials Options af Mi flections IV Double sided Cutoff 9 010000 actions J Reflect on Backside 1 000000 4 Alpha Contribution Create Layer k Save Material
5. DefaultMaterial i j o 00000 Y E Black Plastic E Tile Diffuse Red E Glass Glossiness H Glass BRDFReflection 4 Glass Fog Color H Gens cosi Reflection C ooo m 100000 m E ow Tauchrohr_golden j Diamond Dispersion i o 7000 54 Glossiness 0 65000 4 Red Car Paint 66 Blue Velvet 66 m Texture m 4 Red Velvet 66 Blue Car Paint 66 1 00000 1 00000 Yellow Car Paint 66 Yellow Velvet 66 z i 0 00000 4 Gold Car Paint 66 T E White Velvet 66 0 000008 Nacar Bear HGA Click and Drag Materi C Loon m_ Transparency E 00000 4 m T Use color texture for transparency Color B oon m_ Transparency E ooo mf a Layer Arrangement Now you can arrange the material layer to any position allowing you to create a variation of effects that were very difficult to create with the old version You can place the reflection layer on top of the emissive layer to create a reflective light bulb material W V Ray frame buffer 100 of 800 x 800 Fea ejoo ex x a MM Material Editor 21x BRDFReflection Hilight Glossiness 1 00000 i 1 0000 _m_ _m_ 1 00000 1 000004 E Scene Materials e A z o 00000 H DefaultMaterial Einn j 0 00000 Black Plastic Tile Diffuse Red E Glass Glossiness H Glass BRDFLight Glass Fog Color wpe Color _ 1 00000 _m_ Transparency J 1 00000 _ om enecton Emissiv
6. For this reason when you are using the physical camera you might use a very high value The physical camera will control the exposure of the sun and also reduce the brightness of every other type of light Once you created an IES light you have to scale the icon to your desired position Remember the lower part of the cone is the light emitter Do not close that part inside of the other surface because you can hide the IES light V Ray tor SketchUp Version 1 48 New Features User Guide intersect P Flip Along gt Soften Smooth Edges Joint Push Pull Vector Push Pull Normal Push Pull Redo Same Push Pull Left Click Reverse Face Tool V Ray for Sketchup E V Ray frame buffer 100 of 800 x 449 res gt elelee o mxp DE i 0 You can hide this part on the ceiling This is the area that emits light Do not hide this part on the ceiling Page 15 lights Spotlight Spotlight P this is a new V Ray for SketchUp light type that can be used to create a spotlight The icon is located in the main V Ray toolbar Parameters Enable Controls On Turns on or off the spotlight Shadows Turn on or off the spotlight shadows Affect Diffuse This determines whether the light is affecting the diffuse properties of the materials Affect Specular This determines whether the light is affecting the specular of the materials Area Specular When this
7. option is Off the particular light will be rendered as a point light in the specular reflections Intensity Color This parameter determines the color of the light Intensity Determines the intensity of the light Units Allows choosing the light units The different units are 50 0000 Default Scalar v lt lt I lt l lt l lt I Linear v un O O addek 1000 0 00100 1 00000 0 000004 Lok ce Default scalar The color and multiplier directly determine the visible color of the light without any conversion The light surface will appear with the given color in the final image when seen directly by the camera assuming there is no color mapping involved Lumious Power Im Total emitted visible light power measured in lumens When this setting is used the intensity of the light will not depend on its size A typical 100W electric bulb emits about 1500 lumens of light Luminance lm m 2 sr Visible light surface power measured in lumens per square meter per steradian When this setting is used the intensity of the light depends on its size Radiant Power W Total emitted visible light power measured in watts When using this setting the intensity of the light does not depend on its size Keep in mind that this is not the same as the electric power consumed by a light bulb for example A typical 100W light bulb only emits between 2 and 3 watts of visi
8. ASGVIS V Ray for SketchUp Version 1 48 New Features User Manual By Fernando Rentas L SS E fF AIKs Render by Adam Warner Aura Studio V Ray for SketchUp A Rendering Plug in tor Designers SketchUp users in all fields depend on V Ray as a quick easy and cost efficient way to render their most cutting edge images Developed with the Chaos Group V Ray for SketchUp works within Google s SketchUp one of the most popular 3D modeling tools available today New features in version 1 48 include more shader types great tor metal textures more than ten new procedural textures including dirt better material layers faster parsing times lights now have the ability to add IES protiles amp more Download the 30 day trial or buy V Ray for SketchUp now from asgvis com Contents Page 4 8 Page 9 Page 10 Page 2 13 Page 13 Page 14 15 Page 16 19 Page 20 Page 2 Page 22 31 Page 32 Page User Interface UI Anti aliasing Physical Camera Sun amp Sky Indirect Illumination Color Mapping Lights IES Lights Lights Spotlights V Ray Frame Butter Output Rollout Materials Helptul Links User Interface UI V Ray Menu There are now more V Ray options on the plug ins menu of SketchUp Untitled SketchUp Pro Set Center Point Chris Fullmer Tools gt C dki SX Cf mN A Eliminate lonely segments lines extrude_faces_along
9. SGVIS News Free materials video tutorials tips amp more delivered to your in box every other Tuesday htto tinyurl com yahjgl3 V Ray tor SketchUp Version 1 48 New Features User Guide Page 32 ASGVIS 3430 2nd Street Suite 400 Brooklyn MD 21225 Phone 410 468 0777 Fax 443 378 7124 WWW asgvis com
10. Up Version 1 48 New Features User Guide Page 9 Physical Camera Use the Physical Camera to render any type of standard camera With this new feature you have the ability to create different lens effects such as 360 spherical images and a Fisheye lens using the physical camera Mi SketchUp i 2 xj W V Ray frame buffer 100 of 800 x 450 Geo Fea z eee omx On M Type Stil Camera y Override FocalLength I 18 45514 wesa Toro gears e RI 00000 Shutter Ange is0 000 ZoomFacter 1 00000 Lens shift 0 000004 Shutter Offset p 00000H F Number 8 00000 i Latency 0 00000 Fim speed is0 175 000 Exposure V vignetting Ml SketchUp 24 li Type Fish Eye x Override FOV Iv 20 00004 On M Type Stil Camera x Override Focal Length IT 200 0004 Specify Fim width IT 25 00004 Distortion 0 00000 180 000 Zoom Factor 1 00000 Lens Shift 0 00000 ooo F Number 8 000004 White Balance 0 00000 FimSspeed 150 175 000 Exposure JV Vignetting I Tips Using a Spherical Camera if you override FOV to 360 and set the image aspect radio to 2 1 width height on the Output rollout you can make a Panoramic render V Ray tor SketchUp Version 1 48 New Features User Guide Page 10 Sun and Sky Sky Brightness Allows you to setup a different intensity for the sky mapping without affecting the intensity of the sunlight With this option you can get a clear sky or a dark sky with a moon no matt
11. Without Transparency J 1000005 M Transparency E 1 00000 Alpha Transparency JV Trace Reflections JV Trace Refractions Double sided JT Reflect on Backside W V Ray frame buffer 100 of 800 x 449 fac eee 9 Bx a LL I _ h OT LILILT Pa LI LEI PELI bo e Pa Ea ison V Ray core vraycore rendertime rendertime a 4 E E nA F Render With Transparency Displacement Per Material You have the ability to change the displacement parameters in every material in your scene If you have geometry that s far away from the camera you can reduce the displacement quality to that geometry and speed up your render These options are located on the V Ray Material Editor under the Map rollout V Ray tor SketchUp Version 1 48 New Features User Guide 0 0 oom 256 H 00000 Page 24 Keep Continuity Using continuity will produce a connected surface without splits Keep Continuity On Keep Continuity Off View Dependent When this is on edge length determines the maximum length of a sub triangle edge in pixels A value of 1 0 means that the longest edge of each sub triangle will be about one pixel long when projected on the screen When View Dependent is off edge length is the maximum sub triangle edge length in world units Shift This option shifts the displaced surface up and down along the normals This c
12. _normal 4 Heightfield Mesh Generator as cae JS Zoom Selected Ve een f z ia i Ks Copy along path gt ae or Protrude Dialog gm k 4 fH 2 Q 4 R Debugging gt Aeree FollowAndRotate Material Editor Launch Help Page Force Sync for All Materials Cal _ _ _ _ z lt Opiioma Clear Texture Cache Folder CURO Enable and Disable V Ray This option will allow you to automatically disable or enable the program To find this option on a PC look under Windows Preferences Extensions On Mac the option is under SketchUp Preferences Extensions This option will take effect the next time you start SketchUp System Preferences _ Ruby Script Examples _ Google Earth Ocean Modeling Utilities Tools w Round Corner Allows you to render your SketchUp scene with the V Ray Rendering Engine New Toolbar Icons For this new version we re worked our old toolbar icons d Ca a Ps ae ee OVO D eoa TT O m Material Editor V Ray Options Render Button V Ray tor SketchUp Version 1 48 New Features User Guide Page 4 User Interface Ul Material Editor V Ray Material Editor Allows you to create V Ray materials You can access this window by clicking on the first icon on the V Ray toolbar The V Ray material editor has three areas 1 Material Preview By clicking the preview button you can see a preview of the selected material or layer 2 Material Workspac
13. an be either positive or negative Left Shift 10 Center Shift 5 Right Shift 0 As you can see if the values are negative you can shift the geometry under the floor This is not the same as Cutoff V Ray tor SketchUp Version 1 48 New Features User Guide Page 25 Cutoff This will clip the surface geometry in places where the displacement map value is below the specitied threshold This can be used for clip mapping a displacement map value below which geometry will be clipped oe IETS E te dt NE TSE p3 AA o ee big j 4 f LA LOO EE NE In this example the Cutoff 0 EPTO Soe IERI st NSO NSS i sellers 39 BITS A ERL A RESIS Se RI i ers dd lt a ATARAR RA a This example demonstrates the use of cutoff to clip away geometry from an object In this example the Cutoff 5 Max Subdivs This controls the maximum sub triangles generated from any triangle of the original mesh The value is in fact the square root of the maximum number of sub triangles For example a value of 256 means that at most 256 x 256 65536 sub triangles will be generated for any given original triangle It is not a good idea to keep this value very high as it will significantly increase the render time V Ray for SketchUp Version 1 48 New Features User Guide Page 26 Edge Length This determines the quality of the displacement Each triangle of the original mesh is subdivided into a number of sub triangles More sub tria
14. ble light Radiance W m sr Visible light surface power measured in watts per square meter per steradian When this setting is used the intensity of the light depends on its size Sampling Falloff Type Determines how the light will transition from full strength to no lighting inside the light cone Photon Subdivs This value is used by V Ray when calculating the Global Photon Map Lower values mean more noisy results but will render faster Higher values produce smoother results but take more time Caustic Subdivs This option controls the amount of photons that V Ray will trace to estimate caustics quality of the caustics Large numbers slow down the calculation of the caustics photon map and may use more memory V Ray tor SketchUp Version 1 48 New Features User Guide Page 16 Cutoff Threshold This parameter specifies a threshold for the light intensity below which the light will not be computed Larger values cut away more from the light lower values make the light range larger If you specify 0 0 the light will be calculated for all surfaces Cone Angle Allows you to adjust the angle of a light cone Please see the example below 4 Cone Angle 0 2 Cone Angle 1 0 Default E Cone Angle 2 0 Penumbra Angle This is the angle from the edge of the spotlight s beam over which the intensity of the spotlight falls off to zero Please see the examples below Penumbra Angle 0 0 Penumbra Angle 0 2 Penumbra A
15. e This area shows all of the created materials By right clicking on them you will find more material options 3 Material Options Allows you to change and control all of the material properties Adding Materials By right clicking on Scene Material you will find options to create and load materials How to add materials 1 Right click on Scene Material 2 Select Create Material 3 Choose one of the V Ray material types V Ray for SketchUp has five different material types 1 Skp Two Sided Material 2 V Ray Default Material 3 Toon Material 4 Angle Blend Material 5 Two Sided Material V Ray tor SketchUp Version 1 48 New Features User Guide VP Bdd I TT Om W Material Editor BRDFReflection Reflection L 1000004 _ 10000 nl K Glossiness a 1 00000 Texture m Texture Multiplier j i 1 00000 o 00000 H 0 00000 H 0 00000 HB 1 000004 mf Use color texture for transparency ffuse Color Es 1 00000 m_ Transparency Refraction 2 IV Trace Reflections IV Double sided Cutoff Jo 010000 IV Trace Refractions TT Reflect on Backside Alpha Contributi 1 000000 E TT Disable Volume Fog ah TT Exclude all objects from refiection refraction fia Optimize object exdusion Use globals View dependent Max subdivs Edge length W Material Editor Di Refraction Page
16. e Intensity 1 200004 Double Sided Diffuse Yellow_Gold 10k Tauchrohr_golden Diamond Dispersion Red Car Paint 66 Blue Velvet 66 Red Velvet 66 C Loo m_ Transparency E ooo m a Blue Car Paint 66 Yellow Car Paint 66 Use color texture for transparency Yellow Velvet 66 Gold Car Paint 66 86 IV Trace Reflections MW Double sided Cutoff 0 010000 3 V Trace Refractions I Reflect on Backside Alpha Contribution 1 000000 TT Disable Volume Fog nE ivon TT Exclude all objects from reflection refraction J Optimize objectexdusion V Ray for SketchUp Version 1 48 New Features User Guide Page 22 Material Preview We improved our material editor to include a preview of the material that looks as close as possible to the tinal render MM V Ray frame buffer 100 of 800 x 800 fewr ololo ex a Ml V Ray frame buffer 100 of 800 x 800 f 800 Fox ele ogx o Green Glass Gold Layer Preview It is now possible to make a preview of every single layer in your material to see how this layer affects the final result Below is an example of the Layer Preview The material has four layers two diffuse layers and two reflection layers Diffuse 1 Diffuse Reflection 1 Reflection Final Material Illi V Ray frame buffer 100 of 800 x 8 loj x Fes oeoo ex a Re
17. er the brightness of the sun SS LR EERTE Texture Editor 21x TexSky Global si Sky Brightness 0 010004 Sun SunLight ai Image 5 Caus Syst Displaa i 4 Sa Turbidity 3 00000 Photon Emit Distance 150 000 IVI Photon Radius 50 0000 Intensity 1 0000 SettingsEnvi RE SS faring tiene Ozone 0 3500 Size 10 00004 W cicoor kooo _ iy A V sccolor ooo Photon Subdivs 50 Caustic Subdivs 1000 J Shadows Cam On Vv a 0 00000 E Qui Indirect illi x o Irradian linht G You have to change the Sky Brightness on the BG Color If you change this option through Gl color it will affect the illumination E V Ray frame buffer 100 of 800 x 450 Res ooo o Hx a Tips When editing the sun parameters on GI Color the setting is automatically updated in BG Color and vice versa You don t have to setup the same value in each slot with the exception of the Sky Brightness value V Ray tor SketchUp Version 1 48 New Features User Guide Page 11 Indirect Illumination Ambient Occlusion AO This shading method will add more realism to your render and can produce the feeling of a more detailed image Find the global option of AO under Indirect Illumination rollout On This option enables or disables Ambient Occlusion amp Radius Determines the amount of area where the AO effect is produced Iv
18. ersion 1 48 New Features User Guide Normal Push Pull Left Click Reverse Face Tool eee ee Y Ray for Ske tch up Lm Color Intensity 50 00004 Units Default Scalar z fo 00 100 coneAngle 1 0000014 penumbraAngle o 00000 H mi MM V Ray frame buffer 100 of 800 x 449 Fs elelee ora Esi FOW You can hide this part on the ceiling his is the area that emits light It is the middle of the base area Do not hide this part on the ceiling Page 19 V Ray Frame Buffer VFB Region Render This option allows you to render a region of the scene in the V Ray Frame Buffer How to use the V Ray Frame Buffer Click on the Region Render icon located in the V Ray Frame buffer then make a window selection on the render area Render Region Icon E V Ray frame buffer 100 of 800 x 450 Res o o o ef x a Render Region Selection Es i POS VFB Channel This option allows you to render separate elements of the image How to use the VFB Channel You can enable the channels by clicking once to highlight them In the image to the right the blue highlighted channels are enabled and the white channels are disabled V Ray for SketchUp Version 1 48 New Features User Guide Page 20 OutPut Rollout Get View Aspect This option allows you to match the viewport aspect ratio dimension of the viewport to the SketchUp aspect ratio How to use Get View Aspect
19. flection C 10000034 md Fiter C 1 000034 m Hilight eflection 0 g0000 4 Glossiness 0 20000 m Texture m 1 000024 Texture Multiplier 1 00000 S 12 Anisotropy Jo coo00 4 Binn Rotation 0 00000 Reflectioni C foco _m Fiter _ fioocood Cm n Texture ol 1 00000 Texture Multiplier 1 00000 E a Diffuse BRDFDiffuse Color _ Loo m _ Transparency E ooo m Use color texture for transparency Vv Diffuse1 E 00000 m Transparency E ooo m r Use color texture for transparency Render Sample Material Editor V Ray for SketchUp Version 1 48 New Features User Guide Page 23 Alpha Transparency This new build supports direct alpha transparency on the material Use Color Texture for Transparency This option allows you to activate the alpha transparency directly on the material V Ray only supports png titf and native SketchUp transparency materials How to use Color Texture for Transparency Go to the V Ray material Editor and select the material that you want to apply transparency In the Diffuse Layer enable the option Use color texture for transparency Remember that the images should be transparency png or tiff or native SketchUp transparencies V Ray frame buffer 100 of 800 x 450 aor 2 0 00 ogx o 000 e e e s LL CS PLL LI oe T_I CORI e 4 oe nE i FPO Render
20. ger If you specify 0 0 the light will be calculated for all surfaces Caustic Subdivs This option controls the amount of photons that V Ray will trace to estimate caustics quality of the caustics Large numbers slow down the calculation of the caustics photon map and may take more memory Bumped Below Surface This is used for cases where the light shines on surfaces with extreme bump mapping For such surfaces it is possible that the bump map will turn the surface normal towards the light even though the light shines on the back of the surface The light option defines whether such portions of the material will be lit or not V Ray tor SketchUp Version 1 48 New Features User Guide Page 14 How to use IES Lights 1 Click on the IES light icon to add a V Ray IES light to your scene ene 2 Click on the scene to select the location of the IES light 3 Right click on the IES light select V Ray for SketchUp and then Edit light ral 4 Click on File to load an IES file from your hard drive 5 At this point you can adjust the setting of the IES light to get your desired effect For example if you are using the Physical Camera you might have to increase the power to make the light visible Also you can change the Filter Color to control the color of the light 6 Render your scene Tips The unit for the V Ray IES light is in lumens and a typical 100W electric bulb emits about 1500 lumens of light
21. he same intensity The intensity will not decay with distance Inverse Decay An inverse relationship between the intensity of the light and the distance it travels Inverse Square Decay Still an inverse relationship but intensity decreases much more rapidly This is the physically correct decay mode Barn Door On This option enables or disables the barn door effect Barn doors restrict the light cone on the four sides of the light to produce a rectangular light shape in the real world they are four planes attached in a square around the light Barn Door Left Allows you to control the left shutter value Barn Door Right Allows you to control the right shutter value Barn Door Top Allows you to control the top shutter value Barn Door Bottom Allows you to control the bottom shutter value This is the kind of light that the barn door effect tries to mimic V Ray tor SketchUp Version 1 48 New Features User Guide Page 18 How to use Spotlights 1 Click on the icon to add a V Ray Spotlight into your scene 2 Click on the scene to select the location of the light 3 Right click on the Spotlight select V Ray for SketchUp and then Edit Light to enter the light options 4 At this point you can adjust the setting of the Spotlight to get the desired effect If you are using the Physical Camera you might have to increase the power to make the light visible 5 Render your scene Tips V Ray for SketchUp V
22. ight not render at all Shadow Subdivs This value controls the number of samples V Ray takes to compute lighting the quality of the shadows Lower values mean more noisy results but will render faster Higher values produce smoother results but take more time Note that the actual number of samples also depends on the DMC Sampler settings File picker Allows you to load the IES file that defines the light distribution Filter Color This parameter determines the color of the light Photon Subdivs This value is used by V Ray when calculating the Global Photon Map Lower values mean more noisy results but will render faster Higher values produce smoother results but take more time Affect Diffuse This determines whether the light is affecting the diffuse properties of the materials Affect Specular This determines whether the light is affecting the specular of the materials Area Speculars When this option is Off the particular light will be rendered as a point light in the specular reflections Power Determines the intensity of the light in lumens A typical 100W electric bulb emits about 1500 lumens of light Cutoff Threshold This parameter specifies a threshold for the light intensity below which the light will not be computed This can be useful in scenes with many lights where you want to limit the effect of the lights to some distance around them Larger values cut away more from the light lower values make the light range lar
23. l Render Options V Ray Render Options Controls all the rendering parame ters in V Ray You can setup options from anti aliasing and Environment to camera and resolution Save V Ray Option Allows you to save all of the V Ray Save V Ray Option parameters to use in the future Open V Ray Option Load Detault V Ray Opti Open V Ray Option Allows you to open the pre saved V Ray a a ee options Load Default V Ray Option Allows you to revert back the settings to the V Ray default options Click on the title bar to open its parameter V Ray for SketchUp Version 1 48 New Features User Guide Page 8 Anti aliasing Adaptive Subdivision This new option improves the anti aliasing around the edges of the geometry and on vertical and horizontal lines Object Outline This option always super sampler the edge of objects Your edges will always be sharp using Object Outline Jagged Edges No Jagged Edges No Object Outline Object Outline You can see in the example above how the render without object outline enabled has jagged edges while the render with Object Outline does not Randomize Sampler This option displaces the sampler slightly to get better anti aliasing on horizontal and vertical lines and avoids the unwanted banding of edges Randomize Sampler Off Randomize Sampler On As you can see in this example the image on the right has better anti aliasing and no banding edges V Ray for Sketch
24. ll not be applied with this option However V Ray will proceed with its calculation as though color mapping is applied V Ray for SketchUp Version 1 48 New Features User Guide Page 13 Lights IES Lights IES Light This V Ray for SketchUp new light type can be used to load and render real world light distribution profile files IES files Illuminating Engineering Society The icon is located in the V Ray main toolbar Parameters rLightIES Enabled Turns on or off the IES lights PES di i Shadows v Shadow Color it Shadows Turns on or off the IES shadows ac X Sepi 0 00000 Shadow Subdivs 8 e e Sampling Soft Shadow This causes the light to take into account the Fie RES Scenefes 2IES Lal Power 0 00000 information about the light shape in the IES file if there is any Fiter Color C Cutoff Threshold o co 100184 shape defined so that it produces proper soft shadows press E ostina 1000 __ id Affect Diffuse Iv Affect Specular Iv Area Specular Vv Bumped Below Surface vi Shadow Color Determines the color of the shadows E oe Shadow Bias Bias moves the shadow toward or away from the shadow casting object or objects If the Bias value is too low shadows can leak through places they shouldn t produce more patterns or make out of place dark areas on meshes If Bias is too high shadows can detach from an object If the Bias value is too extreme in either direction shadows m
25. ngle 1 0 Default Penumbra Angle 0 0 Penumbra Angle 0 2 Penumbra Angle 1 0 Default Bumped Below Surface This is used for cases where the light shines on surfaces with extreme bump mapping For such surfaces it is possible that the bump map will turn the surface normal towards the light even though the light shines on the back of the surface The light option defines whether such portions of the material will be lit or not V Ray for SketchUp Version 1 48 New Features User Guide Page 17 Shadows Shadow Color Determines the color of the shadows Shadow Bias Bias moves the shadow toward or away from the shadow casting object or objects If the Bias value is too low shadows can leak through places they shouldn t produce more patterns or make out of place dark areas on meshes If Bias is too high shadows can detach from an object If the Bias value is too extreme in either direction shadows might not be rendered at all Radius This is the radius of the light source If you increase this value you can create softer shadows Shadow Subdivs This value controls the number of samples V Ray takes to compute lighting the quality of the shadows Decay Normally the light intensity is inversely proportional to the square of the distance from the light surfaces that are farther from the light are darker than surfaces that are closer to the light The possible types are Linear No Decay at all and light remains at t
26. ngles mean more detail in the displacement slower rendering times and more RAM usage The meaning ot edge length depends on the view dependent parameter below This is an example of the global value of the displacement Notice that all geometries have the same quality The above example uses per material displacement Lett Edge Length 4 Center Edge Length 2 Right Edge Length 1 Notice that all three geometries have a different quality Tips If you are making a very large rendering decrease the Edge Length value If you have View Dependant the Edge Length depends on the resolution size A small value will increase your render time considerably For best results try to use Grayscale images V Ray for SketchUp Version 1 48 New Features User Guide Page 27 Procedural Texture Mapping V Ray has fourteen new texture maps that allow you to create different effects on the material editor You can use this new texture mapping in any layer to blend the mapping MM Texture Editor Dirt This texture mapping type can be used to simulate dirt on objects or to produce an ambient occlusion pass Black_Color This is the color of the dirt or the occluded area By default the color is Black You can also use a texture mapping for this option White_Color This is the color of the unoccluded area areas without dirt By default the color is white You can also use texture mapping for these options Black Color Defaul
27. on similar to the ambient lighting on a diffuse surface Subdivs Controls the number of samples that V Ray takes to calculate the dirt effect Lower values render faster but produce a more noisy result Subdivs 2 Subdivs 8 Subdivs 16 V Ray for SketchUp Version 1 48 New Features User Guide Page 30 In addition to the Dirt material V Ray for SketchUp has other procedure mapping that you can combine to create different effects Below is a list with the other texture mappings Falloff Fallott Falloff Falloff Perp Parallel Towards Away Fresnel Shadows Light Distance Blend Invert Granite Leather Marble Smoke Snow P PLTN i ki k E a Pa Ma Speckle Stucco Water Wood V Ray for SketchUp Version 1 48 New Features User Guide Page 31 Helpful Links Contact the ASGVIS support team at support asgvis com or 1 877 ASGVIS 1 between 9 00am and 5 00pm EST Monday through Friday Some links that will helo you learn V Ray tor SketchUp Software Download Make Sure You re Using the Latest Version htto tinyurl com kl3da6 Installation Manual http tinyurl com kl3da6 Frequently Asked Questions htto tinyurl com yaarb3p V Ray Forums http forum asgvis com Tutorials htto tinyurl com kl3da Previously Recorded Webinars htto tinyurl com lodo5 Material Downloads htto tinyurl com yh2h2c9 Classroom and Online Training http tinyurl com ykdwp b Subscribe to A
28. t Black Color Red White Color Brick Texture White Color Brick Texture Black Color Grass Texture V Ray for SketchUp Version 1 48 New Features User Guide Page 28 Ignore For GI When this option is enabled the dirt effect will be taken into consideration for GI calculations Consider Same Object Only When on the dirt will affect only the objects themselves without including contact surfaces and edges If off the entire scene geometry is participating for the final result Consider Same Object Only Off Consider Same Object Only On Invert Normal This option allows you to invert the dirt with respect to surface normals Invert Normal Disable Invert Normal Enable Falloff This parameter controls the speed of the transition between the areas with dirt and the areas without dirt V Ray for SketchUp Version 1 48 New Features User Guide Page 29 Bias X Y Z These parameters will bias the normals to the X Y Z axes so that the dirt effect is forced to those directions These parameters can also be negative values for inversing the direction of the dirt Radius These parameters determine the amount of area where the VRayDirt effect is produced Radius 5 Radius 10 Radius 20 Distribution This parameter will force the rays to gather closer to the surface normal The effect is that the dirt area is being nar rowed closer to the contact edges For ambient occlusion set this parameter to 1 0 to get distributi
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