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✏️ Job Creation

In the main window of Marso, enter the Job Name and path to Raw Files:

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  1. Job Name: A descriptive name that will be used to identify the scan throughout processing and once the results are ready. e.g Blue_Leather_Handbag

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When processing different versions of the same asset, use a naming system e.g object_v01

Info

Letters, numbers, hyphens, and underscores are allowed. Do not use special characters

  1. Raw Files: Specify the path to the raw images from the scan to be processed.

Note

Marso can only ingest camera RAW or DNG Files, it cannot read jpeg, png or exr Supported Files

📷 Image Preparation

Once the above information has been entered, the Start button within the Raw Processing pane can be clicked to start the Prepare step.

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The new job will appear in the lower pane as soon as it is started, and data preparation will run until its status changes from PREPARING to READY.

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Note

If the status shows “Failed”, make sure that the selected Exposure Calibration in Settings is correct. Contact support if the issue persists.

In addition to reading all data into Maraso, this step will also create ‘exr’ files that will be needed for the photogrammetry step.

When using a capture system that has multiple lights for each camera position or node, Marso will automatically create one ‘exr’ file for each group of lights as an averaged image.

⬅️ System Calibration

Photogrammetry

🔗 Configuration

Once you have completed your photogrammetry workflow, the job must be configured with the resulting alembic and ST map. Configuration also allows you to choose the export texture resolution, any down-samples, and whether you wish to enable UV Bleed to counteract “cracking” on the final asset.

Select the row and click Configure to provide this information.

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This will launch a window form to fill with the required information.

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The Light system has been pre-filled from when the job was created. It can be overwritten if the measurements were wrong, however if the new light system has a different number of lights to the initial configuration, Marso may not work correctly.

The Exposure Preset defines how your raw files should be processed. These can be created from a single Calibration Image captured with the same setup as you took the scan. See Calibration for more information.

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Then provide the Mesh File and ST Map produced by photogrammetry. You can optionally provide a Mask Mesh if there is geometry in the scene that can occlude the subject from any camera angle.

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Then UV Bleed can be turned on or off, we recommend leaving on by default. Select the desired UV texture resolution. If multiple are selected, the material will be processed at the highest resolution and smaller textures will be down-sampled from it. If new shaders are available they can be selected, the textures will be made for each shader you select.

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Clicking Save to save changes, or Cancel to discard changes.

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The changes will then be visible in the “Details” Panel. Once a job has been configured, the status will become READY, meaning it is able to be queued. There should also be no missing fields, coloured red, remaining.

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Click Start to begin processing the asset.

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Processing can take upwards of 6 hours, depending on the mesh size, source photography resolution, and the number of cameras and lights. See Processing Times.

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📦 Results

Upon processing completion, the Results button will be made available and clicking it will open the directory storing the material textures:

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The results directory for each completed job will present the following contents:

A directory named Textures, containing folders for each supported render engine (currently just BlenderCycles).  PBR textures will be generated for the Diffuse, Roughness, Specular and Normals channels in EXR, PNG, and JPEG formats.

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☠️ Interrupting a Job

A running job can be interrupted with either the Stop/Skip or Pause buttons. Both will keep any progress up to the current step. Pause will return it to the front of the queue, while Skip will remove it from the queue and start processing the next queued item.