MoonRay is DreamWorks’ open-source, award-winning, state-of-the-art production MCRT renderer, which has been used on the following feature films:
How to Train Your Dragon: The Hidden World
Abominable
The Croods: A New Age
Trolls World Tour
The Boss Baby: Family Business
The Bad Guys
Puss In Boots: The Last Wish
MoonRay was developed at DreamWorks and is in continuous active development and includes an extensive library of production-tested, physically based materials, a USD Hydra render delegate, multi-machine and cloud rendering via the Arras distributed computation framework.
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Recent Releases
1.7.0.031 Dec 2024 17:39
major feature:
Features
Improved Rocky9 and MacOS build instructions and CMake presets for hdMoonray in Houdini
XPU mode now accelerates both regular rays and occlusion rays for NVIDIA GPUs
XPU mode now supports more than two (up to 16) motion blur steps/samples for meshes
Adds FOV controls to spherical camera to allow rendering onto a partial sphere
Improvements to rdla_filter - splits long lines
Adds -threads option to moonray_bake
Makes all parameters (except clamp values) of RemapMap bindable
Adds a "ramp_input_scale" parameter for diffuse to the DwaBase material
Adds a PortalLight
Supports distant lights referenced by a PortalLight
IntensityLightFilter can now distinguish between direct/indirect paths
Offset and scale are now bindable for UVTransformMap
Supports indirect illumination on volumes
Adds scene variable "slerp_xforms" which fixes scaling when camera shutter is outside motion steps range
Improved ray-sphere intersection precision
Avoids BVH rebuilds if geometry hasn't changed in update
Adds support for min_shadow_distance
Adds stochastic presence optimization
Adds Cryptomatte support to hdMoonRay
Adds reflected cryptomatte data support
Adds screen space radius controls for curves and points
Adds support for "primary aov", allow users to specify an aov as the "primary" output
Includes light filter luminance in the visibility aov
render_profile_viewer now uses OpenImageIO to display test result images
Added new guide for understanding shadow ray manipulation attributes
Shared memory framebuffer interface for sending framebuffer data between processes
New commandline tool: shmFbTool: test and analyze shared memory framebuffer data
New commandline tool: shmFbDump: example code to access shared memory framebuffer without using OpenMoonRay lib
Bug Fixes
Fix flickering shadows in successive rendered frames
Fix crash with volumes
Fix depth aov on Sp
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