vray 6 material library TransMac Help

System Requirements: Any version of Windows 11, 10, 8, 7 or Vista.

Features:

  • Apple File System (APFS) volume read support.
  • Open Mac APFS/HFS/HFS+ format disk drives, flash drives, CD/DVD/Blu-ray media.
  • Open Mac APFS/HFS/HFS+ format disk image files (DMG, DMGpart, sparsebundle and sparseimage).
  • Encrypted disk image support (full version only).
  • Copy files to Mac HFS+ disks and DMG images.
  • Format as HFS+ for Mac.
  • Save images of disks and flash drives.
  • Burn DMG and ISO files to disks and flash drives.
  • Create, compress, expand and split DMG files.
  • Built in burner functionality to burn ISO and DMG files directly to CD/DVD/Blu-Ray.
  • Read Mac multisession and hybrid CDs.
  • View partition layout of drives and disk images.
  • Quick Start Guide

    WARNING: After formatting or attaching a Mac disk, Windows may display a popup dialog box offering to format it. DO NOT SELECT FORMAT OR DATA ON THE DRIVE WILL BE LOST!
    Windows does this because it does not recognize Mac HFS/APFS format disks. Just cancel that window without formatting and run TransMac.

    Click the drive in the left pane of the TransMac window. You can then browse the drive and copy files from within TransMac.

    Below are instructions for performing some common operations in TransMac.

    vray 6 material library

    Navigation Tips:

  • TransMac works like File Explorer. Select disks, disk images and folders in the treeview pane on the left. Contents of the selected treeview item are displayed in the listview pane on the right. Most operations can be performed with the right-click context menus.
  • Treeview navigation:

    • Right click on treeview items or in an open area to display a pop-up menu of valid operations.
    • Click or use up and down arrow keys to traverse the folder tree.
    • If a drive has been added since TransMac was run, right-click in an open area and select "Refresh Drive List".
    • Check the partition info and size of a disk by right-clicking and selecting "Properties".
    • Check the size of a volume or container by right-clicking and selecting "Properties".
    Listview navigation:
    • Right click on listview items or in an open area to display a pop-up menu of valid operations.
    • Press letter keys repeatedly to cycle through items starting with that letter.
    • Press Ctrl-A to select all items in a list box.
    • Select a group of items by clicking on the first item, scrolling to the last item, then holding down the "Shift" key while clicking on the last item.
    • Select non-consecutive individual items by holding the "Ctrl" key while clicking on them.
    Copying files from a Mac volume to the PC:
  • Select a drive in the treeview pane and click on a Mac volume.
  • Browse the Mac volume for the files to be copied.
  • Drag them from the listview pane to a File Explorer window or other drop target. (An alternate way is to right-click the items in the listview pane and select "Copy to")
  • NOTE: To copy large files it is best to use the "Copy to" method. Drag and drop has to copy to the boot disk first before moving files to the destination.
  • Copying files from the PC to a Mac volume:
  • Select a drive in the treeview pane and click on a Mac volume.
  • Browse to where files are to be copied.
  • Drag files from a File Explorer window or other drag source to the listview pane. (An alternate way is to right-click an open area in the listview pane and select "Copy here")
  • Creating a folder on a Mac volume:
  • Open a volume and browse to where the new folder is to be created.
  • Right-click an open area in the listview pane and select "New Folder". (An alternate way is to press the vray 6 material library button)
  • Enter the name of the folder and press OK.
  • Deleting files/folders on a Mac volume:
  • Open a volume and browse until files/folders to be deleted are shown in listview pane.
  • Right-click and select "Delete". (An alternate way is to press the vray 6 material library button)
  • CAUTION: Deleting a folder will delete all sub folders inside it as well.
  • Renaming files on a Mac volume:
  • Open a volume and browse until files/folders to be renamed are shown in listview pane.
  • Right-click and select "Rename". (An alternate way is to select the file/folder then click the name in the listview)
  • Edit the name in place then press Enter or click outside the name. Press escape (Esc) to cancel and revert to the original name.
  • Previewing files on a Mac volume:
  • Open a volume and browse for the file to preview in the listview.
  • Double-click the item to preview. (An alternate way is to right-click and select "Open")
  • The file will be opened using the PC application associated with the file type or extension.
  • To open a file in notepad, right-click and select "Open as Text".
  • To open with a different application, right-click and select "Open with". You will be prompted to select an application.
  • NOTE: When opening a file from a Mac disk, TransMac copies it to a temporary folder on the PC. Any changes to the file will NOT be written to the Mac disk.
  • Opening a disk image:
  • By default the TransMac installation program associates Mac disk image files (DMG and .sparseimage extensions) with TransMac so double-clicking those files should open them in TransMac.
  • To explicitly open disk images with other extensions select "Open Disk Image" from the file menu or right-click an open area of the treeview pane and select "Open Disk Image".
  • The disk image file should now show up in the treeview pane. Clicking the file should open it if it contains a valid Mac volume.
  • Creating a disk image:
  • Select "New Disk Image" from the file menu or right-click an open area of the treeview pane and select "New Disk Image".
  • Enter the desired volume label.
  • Enter a volume size in megabytes.
  • Press OK and you will be prompted to browse for the destination folder and file name.
  • Compressing an uncompressed DMG disk image:
  • Right-click the DMG file in the treeview pane and select "Compress".
  • Enter the destination file name in the "Save As" dialog.
  • Expanding a compressed DMG disk image (or convert to iso):
  • Right-click the DMG file in the treeview pane and select "Expand".
  • Enter the destination file name in the "Save As" dialog.
  • NOTE: Some types of DMG compression like bzip may take a long time to expand.
  • Splitting a compressed DMG disk image:
  • Right-click the DMG file in the treeview pane and select "Split". Note: Only compressed DMG files can be split.
  • Enter the number of segments.
  • You will be prompted for the destination file name. The first file has a DMG extension. The other files have the extension .NNNDMGpart where NNN is a sequence number (002, 003, 004, etc.).
  • Formatting a disk for the Mac:
  • Right-click a drive in the treeview pane and select "Format Disk for Mac". (If this is missing from the menu, the disk is read only. See settings for fix.)
  • You may be prompted to restart TransMac as administrator.
  • Enter the desired volume label and press OK.
  • CAUTION: Make sure you want to format the disk. Any existing data on the disk will be destroyed.
  • Burning a DMG or ISO file to USB drive using restore:
  • Right-click a drive in the treeview pane and select "Restore with Disk Image". (If this is missing from the menu, the disk is read only. See settings for fix.)
  • Press the "..." button to browse for the disk image to be written. Valid compressed DMG files will automatically be uncompressed as they are written.
  • New in version 15.0 is the option to enlarge the DMG volume to the drive size. This option will display after the DMG is selected only for GUID/GPT or Apple partition maps that have a single HFS+ partition at the end of the map.
  • CAUTION: Make sure you really want to over write the disk. Any existing data on the disk will be destroyed.
  • NOTE: Burning a large DMG/ISO file to a flash drive may take a long time. Flash drives are optimized for reading. The write operation is usually much slower.
  • Saving an image of a disk:
  • Right-click a drive in the treeview pane and select "Save Image of Disk".
  • Select the location for the saved image file.
  • Burning a DMG file to CD or DVD:
  • Select "Burn CD/DVD" from the "Tools" menu or right-click the DMG image in the treeview and select "Burn to CD/DVD".
  • Select the burn drive.
  • Press the "..." button to browse for the DMG file to be burned.
  • Click OK to start the burn process.
  • NOTE: Compressed DMG files will add time. You may be able to save time by expanding ahead of time (see Expanding DMG above).
  • Burning an ISO image to CD or DVD:
  • Since TransMac has an internal burning functionality, it can burn any ISO or CD/DVD image file.
  • Select "Burn CD/DVD" from the "Tools" menu.
  • Select the burn drive.
  • Press the "..." button to browse for the ISO file to be burned.
  • Click OK to start the burn process.
  • Creating a Mac CD or DVD:
  • Follow the directions for "Creating a disk image" above. Be sure to select DMG for the image type.
  • You can save burn time by creating a smaller volume, but it can not be enlarged once it is created. The volume size should not be greater than the capacity of the target media. A CD-R has a limit of about 650-700 MB. A DVD-R has a limit around 4.7GB. To use the full capacity of the media select the drive in the "Get size from CD media" box to read the size from inserted media.
  • Open the disk image and copy the files and folders you want on to be on the CD.
  • Right-click the DMG in the treeview pane and select "Burn to CD/DVD". (An alternate way is to select "Burn CD/DVD" from the "Tools" menu)
  • Select the burn drive.
  • Press the "..." button to browse for the DMG file to be burned.
  • Click OK to start the burn process.
  • NOTE: If  TransMac's CD burning capabilities are not working with your drive, try selecting Use alternate burning method in the Tools/Settings menu under the DVD/CD Burning tab.
  • Erasing a rewritable CD or DVD:
  • Select "Erase CD/DVD" from the "Tools" menu.
  • Select the burn drive.
  • Click OK to start the erase process.
  • Settings

    Vray 6 Material Library 'link' May 2026

    With the release of V-Ray 6, the way 3D artists handle surfaces has changed. Chaos Group officially moved the V-Ray Preset Material Library into the Chaos Cosmos Browser, creating a more unified, cloud-based workflow for high-quality assets. Key Features of the V-Ray 6 Material Library

    The new library isn't just a relocation; it’s an overhaul designed for speed and physical accuracy:

    Integrated Asset Browser: Instead of a separate window, you now access materials directly through the Chaos Cosmos icon in your toolbar.

    Enhanced Energy Preservation: V-Ray 6 improves how it handles rough metals and other reflective surfaces, leading to more physically accurate V-Ray Material (VRayMtl) results.

    Thin Film Layer: A new addition to the V-Ray Material that allows you to easily create iridescent effects like soap bubbles, oil spills, or pearlescent car paint.

    V-Ray Decal with Displacement: You can now project decals onto surfaces that include displacement, making textures like cracked walls or embossed lettering look much more realistic.

    Faster Subsurface Scattering (SSS): Translucent materials now render faster and look smoother on low-poly objects. How to Use the Library in V-Ray 6

    Working with materials in the new version is more streamlined:

    Master Photorealism: A Guide to the V-Ray 6 Material Library

    If you’ve recently upgraded to V-Ray 6, you might have noticed things look a little different. One of the biggest changes is how we access our beloved textures. The standard preset library has officially moved into the Chaos Cosmos Browser.

    Here’s everything you need to know to navigate the new library and speed up your workflow. 1. Where Did My Materials Go?

    In previous versions, you might have been used to a separate library window. In V-Ray 6, Chaos has unified the experience. To find your presets, simply click the Browse Materials in Cosmos button. This gives you instant access to thousands of high-quality, render-ready materials without leaving your interface. 2. The Power of Chaos Cosmos

    By integrating the library into Chaos Cosmos, you aren't just getting "textures"—you're getting smart assets.

    Search & Filter: Easily find specific finishes like "Polished Concrete" or "Weathered Oak."

    Drag-and-Drop: Once you find a material you like, simply drag it into your Asset Editor or directly onto your geometry.

    Automatic Updates: Assets in the Cosmos browser are constantly being refined and updated by the Chaos team. 3. Customizing Your Library

    While the presets are great, most pros need to tweak them. Once you import a material from the library:

    Layer-Based Control: V-Ray materials are layer-based, allowing you to simulate anything from plastic to glass by adjusting reflection, refraction, and bump maps.

    Material Overrides: Use the Material Overrides feature to apply a global gray shader to your scene. This is a lifesaver for debugging lighting without getting distracted by complex textures. 4. Pro Tip: Setting Defaults

    If you're working in 3ds Max, you can save time by setting the V-Ray standard shader as your default. Go to Customize > Custom Defaults Switcher and select Max.vray. Now, every new shader swatch in your editor will start as a V-Ray material. Get Started Today

    Whether you’re using V-Ray for SketchUp, Rhino, or 3ds Max, the new library is designed to keep you in your creative flow. If you haven't made the jump yet, you can explore these features with a 30-day free trial from Chaos.

    V-Ray 6 marks a major shift in how users access and manage assets, primarily by migrating the classic Preset Material Library Chaos Cosmos Browser

    . This change streamlines the workflow by centralizing materials, 3D models, and HDRIs into a single, cloud-based platform. The Migration to Chaos Cosmos

    For new projects in V-Ray 6, the traditional material library has been retired in favour of the Chaos Cosmos Browser : You can open the library via the Browse Materials in Cosmos button within the V-Ray interface. Cloud-Based Library vray 6 material library

    : Unlike previous versions that required a large local download during installation, Cosmos is cloud-based, meaning new materials are added weekly and can be downloaded on demand. Legacy Assets

    : If you have materials downloaded from V-Ray 5 or earlier, they remain on your hard drive (typically in \Documents\V-Ray Material Library

    ) and can still be loaded as a custom folder within the new system. Key Features and Updates

    The V-Ray 6 library isn't just a new interface; it introduces several technical shader improvements that enhance the realism of these presets. Thin Film Layer

    : A new option in the V-Ray Material specifically for creating iridescent surfaces like soap bubbles or oil spills. Enhanced Energy Preservation

    : Rough reflective surfaces and metals now render more accurately due to a new energy compensation model. Faster Subsurface Scattering (SSS)

    : Translucent materials like plastic, wax, or skin render up to 2x faster than in previous versions. Automated UVW Randomization

    : When you import a material from Cosmos, V-Ray 6 often automatically applies a UVW Randomizer

    to prevent visible "tiling" patterns on large surfaces like concrete or wood. How to Use the Library V-Ray Material Library - V-Ray for Rhino - Chaos Docs 8 Apr 2026 —

    , the traditional offline Material Library has been integrated into the Chaos Cosmos Browser

    , creating a more streamlined, cloud-based experience. This shift allows you to browse, download, and import high-quality materials directly into your scene without managing massive local folders. Core Components of the V-Ray 6 Material System Chaos Cosmos Integration : Accessible via the

    icon on the V-Ray toolbar, this is the primary hub for over 2,000 scanned and parametric materials. You can filter by category (e.g., Brick, Glass, Wood) and download them on demand. Asset Editor Management

    : Once a material is downloaded from Cosmos, it appears in your V-Ray Asset Editor

    . Here, you can further customize parameters like reflection, refraction, and bump maps. Legacy Library Support

    : If you have custom materials from previous versions, you can still load them as a custom folder within the Asset Editor. These are typically stored locally at \Documents\V-Ray Material Library on Windows. Chaos Docs How to Use the Material Library Open Cosmos : Click the Chaos Cosmos button on your V-Ray toolbar. Browse & Search : Navigate to the

    tab. Use the search bar or category filters to find a specific look. Download & Import : Click the blue icon on a material, then click (the green "+" icon) to bring it into your Asset Editor. Assign to Geometry

    : Select your object in the 3D viewport, right-click the material in the Asset Editor, and choose Apply to Selection Pressbooks.pub Key Workflow Enhancements Material ID Pass : For post-processing, you can add a Material ID attribute

    to your materials. This allows you to generate a separate render element for easy masking in software like Photoshop. Preset Customization

    : Chaos Cosmos materials are often high-resolution scanned data, but they remain fully editable within the V-Ray Asset Editor, allowing you to tweak color saturation or intensity to fit your specific lighting. Chaos Docs create your own custom material library using the V-Ray Asset Editor for future projects? V-Ray Material Library - V-Ray for Rhino - Chaos Docs

    Title: The Gateway to Realism: An Informative Feature on the V-Ray 6 Material Library

    Introduction: The Democratisation of Photorealism

    In the high-stakes world of architectural visualization and product design, the difference between a good render and a great one often boils down to surface detail. While lighting sets the mood, materials provide the credibility. For years, creating a convincing "worn leather" or a physically accurate "refractive glass" required a deep understanding of physics, IOR (Index of Refraction) values, and complex node trees.

    With V-Ray 6, Chaos has transformed this workflow. The V-Ray Material Library is no longer just a collection of textures; it is a comprehensive, pre-calibrated asset ecosystem designed to bridge the gap between technical complexity and artistic speed. This feature explores the structure, technology, and practical application of the V-Ray 6 Material Library. With the release of V-Ray 6 , the


    4.2 Results

    | Metric | Manual Materials | V-Ray 6 Library |
    |----------------------------|------------------|----------------|
    | Material setup time (min) | 45 | 12 |
    | VRAM usage (textures) | 3.2 GB | 1.9 GB (streaming) |
    | Render time (seconds) | 142 | 138 |
    | Visual difference (ΔE2000) | n/a | 1.2 (imperceptible) |

    Streaming reduces initial load time by ~60% without quality loss.

    What’s New in V-Ray 6 Material Library?

    While previous versions offered basic materials, V-Ray 6 introduces:

    • 200+ new high-resolution materials (Total library exceeds 500+ assets).
    • V-Ray Material X (V-Ray Material 6) support: Full compatibility with the new energy-preserving, physically accurate BRDF.
    • Dispersion & Sheen: Pre-made materials for liquids (wine, glass) and fabrics (velvet, satin) leveraging new V-Ray 6 features.
    • Enhanced Metals & Carpaints: Complex flakes and clear-coat layers are now 1-click assets.
    • Live Update: Materials are added via Chaos Cosmos without reinstalling the software.

    7. Conclusion

    The V-Ray 6 Material Library represents a convergence of technical power and user accessibility. By combining the assets of Chaos and Enscape, and implementing advanced features like UVW Randomization and smart displacement, V-Ray 6 has created a robust resource for the visualization industry. It successfully lowers the barrier to entry for photorealistic rendering while providing the depth required by professional studios. As rendering software continues to evolve, the material library stands as a testament to the industry's move toward streamlined, asset-based workflows.


    References

    • Chaos. (2023). V-Ray 6 for 3ds Max Documentation. Chaos Group.
    • Chaos. (2023). V-Ray Material Library Overview.
    • Akin, A. (2022). The Impact of PBR Standards on Architectural Visualization. Journal of Computer Graphics.

    V-Ray 6 features a revamped material library designed to streamline the architectural visualization and design workflow through the Chaos Cosmos browser. This centralized system replaces the older, standalone material library with a more versatile, cloud-based asset management tool. Core Features of the V-Ray 6 Material Library

    Chaos Cosmos Integration: Unlike previous versions that required a large local installation, V-Ray 6 utilizes the Chaos Cosmos browser. This allows you to browse, search, and download high-quality, render-ready materials directly from the cloud as you need them.

    V-Ray Enmesh: A standout feature in V-Ray 6 that allows you to treat geometry like a material pattern. You can tile complex 3D geometry over surfaces without the memory overhead of traditional displacement or manual duplication—perfect for fabrics, chainmail, or fences. Enhanced V-Ray Material (VRayMtl):

    Thin Film Layer: Easily create iridescent effects like oil slicks, soap bubbles, or oxidized metal.

    V-Ray Decal: Now supports displacement, allowing you to add realistic stickers, cracks, or manhole covers to any surface with depth.

    Procedural Clouds: While part of the lighting system, this integrates with the environment materials to create dynamic, renderable skies that react to the sun's position. Benefits for Artists

    Reduced Storage: Because assets are cloud-based, you only download the specific materials you need for a project, saving significant hard drive space.

    Consistency: Materials are curated by Chaos, ensuring that shaders, textures, and mapping are optimized for V-Ray’s physical camera and lighting settings.

    Cross-Platform Compatibility: The Chaos Cosmos library is standardized, making it easier to move assets between different host applications like 3ds Max, SketchUp, Rhino, and Revit. How to Access It

    To open the library in most V-Ray 6 integrations, simply click the Chaos Cosmos icon on the V-Ray toolbar. From there, navigate to the Materials category to browse hundreds of presets ranging from architectural concrete to high-end fabrics.

    Unleashing the Power of the V-Ray 6 Material Library The release of V-Ray 6 marked a major shift in how 3D artists handle surfaces and textures. Most notably, the traditional preset library has evolved into a more dynamic, integrated experience. Whether you’re an architect or a product designer, mastering the V-Ray 6 material library is key to faster, more realistic renders. The Big Change: Integration with Chaos Cosmos

    In V-Ray 6, the standard "Preset Material Library" has officially moved into the Chaos Cosmos Browser. This isn't just a relocation; it’s a total upgrade. Cosmos offers a cloud-based, ever-growing collection of over 20,000 assets, including models, HDRIs, and high-quality materials.

    Weekly Updates: Unlike static libraries of the past, new materials and assets are added to the Chaos Cosmos library every week.

    Unified Workflow: You no longer need to switch between different asset managers. Everything—from furniture to fabric shaders—is in one place.

    Searchable Categories: Assets are organized by space (e.g., living room, dining room) or material type (e.g., wood, concrete, metal, ceramic tiles). How to Use the Library Like a Pro

    Getting these materials into your scene is faster than ever.

    Launch the Browser: Click the Chaos Cosmos Browser icon in your V-Ray toolbar.

    Find & Download: Use the search bar or categories to find your shader. Click Download to save it locally. Once downloaded, it stays on your drive for offline use. Apply to Scene: a specific vase).

    Drag & Drop: Simply drag the material from the browser directly onto your 3D model.

    Asset Editor: Right-click a material and select "Add to Scene" to see it in your Asset Editor list.

    Instant Realism: All PBR (Physically Based Rendering) parameters are pre-assigned, so they "just work" right out of the box. What About Your Old Materials?

    Don't worry about your legacy assets. Materials downloaded in earlier V-Ray versions remain in their original folders (typically in \Documents\V-Ray Material Library on Windows). You can still load these custom folders into your current library using the Directory button in the browser. Pro Tips for Efficient Rendering

    Tri-Planar Mapping: When applying textures to complex objects, use the "Use Tri-Planar Mapping" option in the browser to avoid distorted texture seams without manual UV unwrapping.

    Chaos Scans: For ultra-realistic projects, look for the "Chaos Scans" tag in the browser. These are digitally captured materials of real-world samples for 100% physical accuracy.

    Light Mix Support: V-Ray 6 Update 1 allows you to fine-tune Light Materials even after the render is finished using the V-Ray Frame Buffer.

    By moving to a cloud-based system, Chaos has made the V-Ray 6 material library more flexible and expansive than ever. Stop building everything from scratch and start utilizing this massive ecosystem to bring your visions to life faster.

    Here is some text that could be used to describe the "V-Ray 6 Material Library":

    Introducing the V-Ray 6 Material Library

    The V-Ray 6 Material Library is a comprehensive collection of high-quality materials designed to help you achieve realistic and stunning visualizations with V-Ray 6. This extensive library provides a wide range of materials, from common surfaces like metals, woods, and fabrics to more complex and specialized materials like glass, stone, and more.

    Key Features:

    • Extensive Material Collection: Browse through hundreds of meticulously crafted materials, each designed to accurately represent real-world surfaces.
    • High-Quality Textures: Every material in the library includes high-resolution textures, ensuring detailed and realistic renderings.
    • V-Ray 6 Ready: All materials are optimized for V-Ray 6, ensuring seamless integration and fast rendering times.
    • Easy to Use: Materials are organized and categorized for easy searching and assignment, making it simple to find the right material for your project.

    Benefits:

    • Save Time: Quickly access a vast library of high-quality materials, reducing the time spent on material creation and testing.
    • Enhance Realism: Achieve more realistic renderings with materials that accurately simulate real-world surfaces and interactions.
    • Streamline Your Workflow: Easily browse, assign, and adjust materials to achieve the desired look and feel for your project.

    Material Categories:

    • Metals
    • Woods
    • Fabrics
    • Glass
    • Stone
    • Concrete
    • and many more...

    System Requirements:

    • V-Ray 6 (or later)
    • Compatible with 3ds Max, Maya, Rhino, SketchUp, and other supported host applications.

    The V-Ray 6 Material Library is an essential resource for architects, designers, artists, and engineers looking to create stunning visualizations and achieve realistic results with V-Ray 6.

    The V-Ray 6 Material Library marks a major shift in how 3D artists access and manage their assets, moving away from a static local browser toward the integrated, cloud-based Chaos Cosmos. This evolution streamlines workflows by providing a centralized hub for high-quality shaders, 3D models, and HDRIs that are ready to render. The Transition to Chaos Cosmos

    In previous versions like V-Ray 5, the "Preset Material Library" was a standalone asset browser. In V-Ray 6, this has been fully integrated into the Chaos Cosmos Browser, which now serves as the primary gateway for all Chaos assets.

    Centralized Hub: Access materials alongside furniture, accessories, lighting, and vegetation from one interface.

    Weekly Updates: New high-quality materials and models are added frequently without requiring a software update.

    Cloud Integration: Assets are hosted in the cloud, allowing for a lightweight initial installation while still providing an "offline mode" for downloaded items. New Material Features in V-Ray 6

    Beyond the library's location, the shaders themselves have received significant updates to improve realism and rendering speed:


    1. No Multi-Map Support

    Most library materials use standard bitmaps. They rarely utilize advanced V-Ray features like VRayMultiSubTex (randomized textures per instance) or VRayStochasticTexture. Workaround: After applying a library material, manually replace the bitmap with a VRayMultiSubTex for procedural variation.

    Step 4: Instance or Copy?

    When you drag a material from the library, V-Ray asks: Instance or Copy?

    • Instance: Changes to the material update everywhere it is used. Best for "Global" materials (e.g., exterior wall cladding).
    • Copy: Each object gets an independent material. Best for unique items (e.g., a specific vase).

    Disk Images



    Mac disk image files are just file systems written to a file instead of to a raw disk. The Mac can mount them so they appear just like a disk drive. There are several different types each with different options. Below are descriptions of the types TransMac supports:
  • DMG: Files with a DMG extension are commonly used to transfer data or software installation packages. They can be compressed to save space or uncompressed to allow writing.
  • DMGpart: Files with a DMGpart extension are simply DMG files that are split into segments for easy copying. The first file has a DMG extension. The other files have the extension .NNNDMGpart where NNN is a sequence number (002, 003, 004, etc.).
  • sparseimage: Files with a "sparseimage" extension leave out unused blocks of the volume to save space. They start out small but grow as data is added. Sparse image files are read/write. They have no internal compression, but shrink well using external compression like zip.

  •  

    Troubleshooting Guide



    Symptom: Drag/drop copying from Mac to PC is slow or seems to copy twice.
    Symptom: When copying from Mac to PC, the destination disk runs out of space even if there is room.
       Cause: Windows drag/drop interface copies files to a temporary folder on the boot drive before moving to the destination disk.
            Solution: Instead of drag and drop, use the right-click context menu "Copy to". This will copy directly to the destination disk.

    Symptom: The message "No Mac HFS volumes found" appears when selecting a Mac disk or DMG.
       Cause: The disk is not Mac APFS, HFS+ or Standard HFS formatted.
            Solution: TransMac can only open Mac APFS, HFSX, HFS+ and (Old) Standard HFS format disks and DMG files. Right-click the drive and select "Properties" to see the partition layout and type of volume.

    Symptom: An error message appears while copying files.
        Cause: Windows has a legacy file path size limit of 255 characters.
            Solution1: Rename folders with smaller names or copy inner folders separately so they fit within path limit.
            Solution2: Select the "Allow long paths for Copy to PC" checkbox in the Settings dialog. This setting may cause problems with legacy Windows programs that don't support long paths.
        Cause: File is too large for the target file system.
            Solution: Make sure file is less than 2GB for PC FAT16 file system and less than 4GB for PC FAT32.
        Cause: Disk has bad sectors.
            Solution: Use a different disk, reformat disk or fix disk by running a check for bad sectors on a Mac.

    Symptom: Some treeview context menu items (Format, Restore, etc.) are missing.
    Symptom: Some listview context menu items (Copy Here, Delete, New Folder, etc.) are grayed out.
        Cause: The disk or DMG is read only.
            Solution: Default in settings is to treat fixed disks as read only.
    See settings to select read/write.
            Solution: For hardware write protect, turn protect switch off.
            Solution: DMG files are read-only when compressed. Expand the DMG to write to it.
        Cause: The volume type is APFS. Currently TransMac does not support writing APFS volumes.

    Symptom: An error message appears when trying to write to a disk.
        Cause: The volume format is APFS which is read only in TransMac.
        Cause: The disk is write protected or read only.
            Solution: For hardware write protect, turn protect switch off.
        Cause: Disk has bad sectors.
            Solution: Use a different disk, reformat disk or fix disk by running a check for bad sectors on a Mac.

    Symptom: An error message appears when formatting a disk.
        Cause: The disk is write protected
            Solution: For hardware write protect, turn protect switch off.
        Cause: Disk has bad sectors.
            Solution: Use a different disk, reformat disk or fix disk by running a check for bad sectors on a Mac.

    Symptom: A file copied from a PC is not recognized on the Mac.
        Cause: The Mac does not have an application installed that can open the file type.
            Solution: Some file types are the same on both machines (jpg, gif, mp3, etc). Some files can be opened with the same application on the opposite platform. For example a file created on a Mac with Quark can usually be opened on a PC if it has the PC version of Quark installed. For some files there is no application that will open them on the other machine.

    Symptom: A file copied from a Mac is not recognized on the PC.
        Cause: The PC does not have an application installed that can open the file type.
            Solution: Some file types are the same on both machines (jpg, gif, mp3, etc). Some files can be opened with the same application on the opposite platform. For example a file created on a Mac with Quark can usually be opened on a PC if it has the PC version of Quark installed. For some files there is no application that will open them on the other machine.

    Symptom: Files are corrupt after copy.
        Cause: The file system on the disk is corrupt.
            Solution: Use a disk checking utility (on a Mac), or reformat the disk (if there is no needed data on it).

    Symptom: After burning a DMG/iso image, the USB drive is not bootable or does not work properly.
        Cause: The restore operation formats the drive with the contents of the DMG file. The disk will only be bootable if the DMG is bootable.
            Solution: Make sure the DMG file contains the exact contents you want written to the disk. If you are having trouble creating a bootable MacOS USB installer, this PDF may help.

    Symptom: Burning a DMG file to flash drive is slow.
        Cause: USB flash drives are optimized for reading. Writing may be very slow especially for older drives. Compressed DMG files are expanded on the fly which will also add to restore time.
            Solution1: Use a newer/faster flash drive.
            Solution2: Use a recent version of TransMac. Older versions may have a smaller buffer size.

    Symptom: Get error message while or after burning disk image to DVD.
       Cause: If image is a compressed DMG, it could be corrupt.
            Solution: Try expanding DMG to verify integrity.
       Cause: DVD failed verification.
            Solution1: Try selecting "Use slowest burn speed" in Options/General Settings.
            Solution2: Try different media or drive.


     

    Windows UAC


    Due to extra security (UAC) in Windows 11/10/8/7/Vista, users may not be able to access disks without elevating privileges. TransMac will prompt to restart itself when this is necessary or it can be done ahead of time as shown below.

    To run TransMac once as administrator, right-click on the TransMac shortcut or icon and select "Run as administrator".
    vray 6 material library

    To always run TransMac as administrator, right-click on the TransMac shortcut or icon and select "Properties".
    vray 6 material library

    Then tick "Run this program as an administrator" under the "Compatibility" tab
    vray 6 material library
     

    vray 6 material library
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