The History tab controls the render history settings such as location, amount of disk space to use and visibility parameters.
Enabled – Enables/disables render history, where the V-Ray VFB keeps a history of previously rendered images.
Location
Use Project Path – When enabled, creates a new vfb_history folder to use as the History Folder within the current Rhino project directory.
History Folder – Specifies the location where render history images are saved as V-Ray Image files (.vrimg).
Max Size on Disk (MBs) – Specifies the maximum amount of disk space to use for the render history images. When the history exceeds the specified amount, the oldest images are deleted.
Auto Save – When enabled, all rendered images are automatically saved to the history.
Auto Save Completed Only – When enabled, all completed rendered images are automatically saved to the history.
Auto Load Layers – When enabled, loading an image from history also loads the layer tree saved with the image.
Resize VFB on load – When enabled, the VFB is automatically resized to fit the loaded image.
Position and Thumbnail
Left/Bottom – Specifies the position of the Render History panel.
Min Thumbnail Width – Specifies the minimum width of the thumbnails in the Render History panel. You can additionally specify the image ratio for the thumbnails.
Center/Fit Inside/Fit Outside– Specifies how to fit the thumbnail in the History panel.
Info Font and Background
Font size - resolution and time – Specifies the font size of the resolution and time information on the thumbnail.
Font size - note – Specifies the font size of the notes on the thumbnails.
Font size - shortcut key – Specifies the font size of the 1-9 shortcut keys.
Background opacity - resolution and time – Specifies the opacity of the resolution and time background.
Background opacity - note – Specifies the opacity of the note background.
Background opacity - compare letter – Specifies the opacity of the compare letter background.
Show resolution/time – Specifies whether to show details about resolution and time of the rendered image. You can choose between Never, OnHistoryHover, OnImageHover, and Always.
Show note/name – Specifies whether to show the name/note at the bottom of the thumbnail. You can choose between Never, OnHistoryHover, OnImageHover, and Always.
Show shortcut key – Specifies whether to show shortcut keys on the rendered image thumbnail. You can choose between Never, OnHistoryHover, OnImageHover, and Always.
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Filters/
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Layer
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The Filter/Layer presets tab holds the settings controlling the Filters and Layers tabs.
Path– Shows the path that holds the layer tree and filter presets.
Browse– Opens a browser to pick the Filter/Layer presets folder.
Recent– Shows a list of recently used locations for loading layer tree and filter presets.
Use own image Layer stacks when comparing in History– When enabled, the Layer panel is disabled and HistoryA/B/C/D Compareuses the respectiveLayerssetup of each image.When comparing the current render to one from the History panel, editing the Layers setup is available and is applied only to the current render. When comparing images from the History panel, the Layers panel is disabled and editing the Layers tree is not possible.
Ignore existing correction for the Filter thumbnails– When enabled, each Filter thumbnail previews the preset applied to the original image ignoring other correction layers present in the layers stack. When disabled, the complete layers stack is taken into account.
