Difference between revisions of "LuxCoreRender Release Notes v2.3"

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===New Features===
 
===New Features===
  
* Path space regularization can now be used to render SDS paths with hybrid backward/forward path tracing
 
 
* LuxCoreUI now shows eye and light pass counters if light tracing is enabled
 
* LuxCoreUI now shows eye and light pass counters if light tracing is enabled
 
* FILESAVER now expands inline exported constant texture values
 
* FILESAVER now expands inline exported constant texture values
 
* PhotonGI caustic scene re-factored to work with Vertex Merging (i.e. SPPM in this case)
 
* PhotonGI caustic scene re-factored to work with Vertex Merging (i.e. SPPM in this case)
 
* It is now possible to use light tracing for normal caustics and PhotonGI cache for SDS paths
 
* It is now possible to use light tracing for normal caustics and PhotonGI cache for SDS paths
 +
* Added the support for shadow rays transparency for path tracers (aka hybrid glass, issue #233)
 +
* Added the support for Basu and Owen's low discrepancy triangle light sampling (pull request #246)
 +
* Added an option to normalize BlackBody texture output
 +
* Pointiness shape is now able to handle duplicate/similar vertices like if they were the same
 +
* Added the support for Subdivison shape (base don OpenSubdiv)
 +
* Added the support for Displacement shape
 +
* Added the support for vector displacement to Displacement shape
 +
* New image pipeline plugin: White balance
 +
* Using/Not using bump/normal mapping doesn't require OpenCL compilation anymore (removed PARAM_HAS_BUMPMAPS conditional OpenCL compilation)
 +
* Large rework of internal light interface. Fixed several instance/motion blur and lights related problems. Triangle light motion blur now works as expected in OpenCL.
 +
* Large rework of internal mesh interface. Improved the performance of instanced and motion blur meshes.
 +
* Changed object and material ID for background to 0 (from 0xffffffff)
 +
* Added the support for screen space subdivision limit to SubdivShape
 +
* Using/Not using any type of transparency doesn't require OpenCL compilation anymore (removed PARAM_HAS_PASSTHROUGH conditional OpenCL compilation)
 +
* Added an Harlequin shape (mostly to debug meshes)
 +
* Added a Simplify shape (to decimate the number of triangles in a mesh with the smaller possible error)
 +
* Reduced the default number of OpenCL threads from 512k to 256k (to save about 150MB of GPU RAM at 1-2% performance cost)
 +
* Changing max. path and/or Russian Roulette parameters doesn't require OpenCL compilation anymore (removed PARAM_MAX_PATH_DEPTH, PARAM_MAX_PATH_DEPTH_DIFFUSE, PARAM_MAX_PATH_DEPTH_GLOSSY, PARAM_MAX_PATH_DEPTH_SPECULAR, PARAM_RR_DEPTH and PARAM_RR_CAPPARAM_HAS_BUMPMAPS conditional OpenCL compilation)
 +
* Added the support the definition of meshes with multiple UVs, Colors and Alphas (issue #134)
 +
* Added the BAKECPU engine (LuxCore API only)
 +
* Added the glTF v2.0 FILESAVER support (LuxCore API only)
 +
* Changing hybrid backward/forward path tracing settings doesn't require OpenCL compilation anymore (removed PARAM_HYBRID_BACKFORWARD and PARAM_HYBRID_BACKFORWARD_GLOSSINESSTHRESHOLD conditional OpenCL compilation)
 +
* Changing PhotonGI settings doesn't require OpenCL compilation anymore (removed PARAM_PGIC_ENABLED, PARAM_PGIC_INDIRECT_ENABLED, PARAM_PGIC_CAUSTIC_ENABLED, etc.)
 +
* Changing force black background flag doesn't require OpenCL compilation anymore (removed PARAM_FORCE_BLACK_BACKGROUND)
 +
* Changing variance clamping settings doesn't require OpenCL compilation anymore (removed PARAM_SQRT_VARIANCE_CLAMP_MAX_VALUE)
 +
* Changing LIGHT_WORLD_RADIUS_SCALE doesn't require OpenCL compilation anymore (removed PARAM_RADIUS)
 +
* Removed HitPoint struct variable size related to PARAM_ENABLE_TEX_HITPOINTCOLOR, PARAM_ENABLE_TEX_HITPOINTGREY, PARAM_ENABLE_TEX_HITPOINTALPHA and PARAM_TRIANGLE_LIGHT_HAS_VERTEX_COLOR to avoid OpenCL re-compilation
 +
* Enabling/disabling volumes doesn't require OpenCL compilation anymore (removed PARAM_HAS_VOLUMES and SCENE_DEFAULT_VOLUME_INDEX)
 +
* Added the support for triplanar mapping
 +
* Enabling/disabling camera clipping and/or OculusRift barrel doesn't require OpenCL compilation anymore (removed PARAM_CAMERA_ENABLE_CLIPPING_PLANE and PARAM_CAMERA_ENABLE_OCULUSRIFT_BARREL)
 +
* Changing any pixel filter related parameter doesn't require OpenCL compilation anymore (removed all PARAM_IMAGE_FILTER_*)
 +
* Disney material now accepts values > 1.0 for sheen parameter
 +
* Changing camera type doesn't require OpenCL compilation anymore (removed PARAM_CAMERA_TYPE)
 +
* Changing any image map related settings doesn't require OpenCL compilation anymore (removed all PARAM_HAS_IMAGEMAPS_*)
 +
* Added the support for UV-less bump mapping with triplanar mapping
 +
* Changing the number of light groups used doesn't require OpenCL compilation anymore (removed PARAM_FILM_RADIANCE_GROUP_*)
 +
* Reduced (again) the default number of OpenCL threads from 256k to 128k
 +
* Added the support for .normalizebycolor emission property
 +
* Using a GPU memory block larger than CL_DEVICE_MAX_MEM_ALLOC_SIZE now triggers only a warning. Some driver/hardware (i.e. NVIDIA) is able to allocate larger blocks.
 +
* Enabling/disabling BCD denoiser doesn't require OpenCL compilation anymore (removed PARAM_FILM_DENOISER)
 +
* Changing RTPATHOCL rendering parameters doesn't require OpenCL compilation anymore (removed PARAM_RTPATHOCL_*)
 +
* Rework of OpenCL samplers code to not require OpenCL compilation anymore when changing sampler (removed PARAM_SAMPLER_*)
 +
* Changing AOVs used doesn't require OpenCL compilation anymore (removed PARAM_FILM_CHANNELS_*)
 +
* Adding/Removing a new light source type doesn't require OpenCL compilation anymore (removed PARAM_HAS_*LIGHT)
 +
 +
''Beta1 released''
  
 
===Fixed Bugs===
 
===Fixed Bugs===
  
* None
+
* Fixed triangle lights back face emission when using an IES or image map profile
 +
* Fixed OpenCL code for rotate triangle light when using IES or image map profile (BlendLuxCore iusse #310)
 +
* Fixed light tracing when using orthographic camera
 +
* Fixed a light intensity problem with OpenCL rendering when using a mix of materials with emission
 +
* Fixed the support for wrap mode in image maps loaded from files
 +
* Fixed a brightness problem when rendering large images with Metropolis sampler
 +
* Fixed a brightness problem when rendering caustics with PhotonGI caustic cache
 +
* Fixed a bug in Mix material OpenCL code when mixing transparent and not transparent materials
 +
* Fixed a crash when rendering an empty scene with OpenCL and EnvLightVisibilityCache
 +
* Fixed a problem with mesh light sources when deleting an object with LuxCore API (issue #290)
 +
* Fixed a bug when evaluating complex tree of bump mapping nodes (issue #198)
 +
 
 +
''Beta1 released''
  
 
=Blender Addon (BlendLuxCore)=
 
=Blender Addon (BlendLuxCore)=

Revision as of 15:32, 28 January 2020

LuxCore

New Features

  • LuxCoreUI now shows eye and light pass counters if light tracing is enabled
  • FILESAVER now expands inline exported constant texture values
  • PhotonGI caustic scene re-factored to work with Vertex Merging (i.e. SPPM in this case)
  • It is now possible to use light tracing for normal caustics and PhotonGI cache for SDS paths
  • Added the support for shadow rays transparency for path tracers (aka hybrid glass, issue #233)
  • Added the support for Basu and Owen's low discrepancy triangle light sampling (pull request #246)
  • Added an option to normalize BlackBody texture output
  • Pointiness shape is now able to handle duplicate/similar vertices like if they were the same
  • Added the support for Subdivison shape (base don OpenSubdiv)
  • Added the support for Displacement shape
  • Added the support for vector displacement to Displacement shape
  • New image pipeline plugin: White balance
  • Using/Not using bump/normal mapping doesn't require OpenCL compilation anymore (removed PARAM_HAS_BUMPMAPS conditional OpenCL compilation)
  • Large rework of internal light interface. Fixed several instance/motion blur and lights related problems. Triangle light motion blur now works as expected in OpenCL.
  • Large rework of internal mesh interface. Improved the performance of instanced and motion blur meshes.
  • Changed object and material ID for background to 0 (from 0xffffffff)
  • Added the support for screen space subdivision limit to SubdivShape
  • Using/Not using any type of transparency doesn't require OpenCL compilation anymore (removed PARAM_HAS_PASSTHROUGH conditional OpenCL compilation)
  • Added an Harlequin shape (mostly to debug meshes)
  • Added a Simplify shape (to decimate the number of triangles in a mesh with the smaller possible error)
  • Reduced the default number of OpenCL threads from 512k to 256k (to save about 150MB of GPU RAM at 1-2% performance cost)
  • Changing max. path and/or Russian Roulette parameters doesn't require OpenCL compilation anymore (removed PARAM_MAX_PATH_DEPTH, PARAM_MAX_PATH_DEPTH_DIFFUSE, PARAM_MAX_PATH_DEPTH_GLOSSY, PARAM_MAX_PATH_DEPTH_SPECULAR, PARAM_RR_DEPTH and PARAM_RR_CAPPARAM_HAS_BUMPMAPS conditional OpenCL compilation)
  • Added the support the definition of meshes with multiple UVs, Colors and Alphas (issue #134)
  • Added the BAKECPU engine (LuxCore API only)
  • Added the glTF v2.0 FILESAVER support (LuxCore API only)
  • Changing hybrid backward/forward path tracing settings doesn't require OpenCL compilation anymore (removed PARAM_HYBRID_BACKFORWARD and PARAM_HYBRID_BACKFORWARD_GLOSSINESSTHRESHOLD conditional OpenCL compilation)
  • Changing PhotonGI settings doesn't require OpenCL compilation anymore (removed PARAM_PGIC_ENABLED, PARAM_PGIC_INDIRECT_ENABLED, PARAM_PGIC_CAUSTIC_ENABLED, etc.)
  • Changing force black background flag doesn't require OpenCL compilation anymore (removed PARAM_FORCE_BLACK_BACKGROUND)
  • Changing variance clamping settings doesn't require OpenCL compilation anymore (removed PARAM_SQRT_VARIANCE_CLAMP_MAX_VALUE)
  • Changing LIGHT_WORLD_RADIUS_SCALE doesn't require OpenCL compilation anymore (removed PARAM_RADIUS)
  • Removed HitPoint struct variable size related to PARAM_ENABLE_TEX_HITPOINTCOLOR, PARAM_ENABLE_TEX_HITPOINTGREY, PARAM_ENABLE_TEX_HITPOINTALPHA and PARAM_TRIANGLE_LIGHT_HAS_VERTEX_COLOR to avoid OpenCL re-compilation
  • Enabling/disabling volumes doesn't require OpenCL compilation anymore (removed PARAM_HAS_VOLUMES and SCENE_DEFAULT_VOLUME_INDEX)
  • Added the support for triplanar mapping
  • Enabling/disabling camera clipping and/or OculusRift barrel doesn't require OpenCL compilation anymore (removed PARAM_CAMERA_ENABLE_CLIPPING_PLANE and PARAM_CAMERA_ENABLE_OCULUSRIFT_BARREL)
  • Changing any pixel filter related parameter doesn't require OpenCL compilation anymore (removed all PARAM_IMAGE_FILTER_*)
  • Disney material now accepts values > 1.0 for sheen parameter
  • Changing camera type doesn't require OpenCL compilation anymore (removed PARAM_CAMERA_TYPE)
  • Changing any image map related settings doesn't require OpenCL compilation anymore (removed all PARAM_HAS_IMAGEMAPS_*)
  • Added the support for UV-less bump mapping with triplanar mapping
  • Changing the number of light groups used doesn't require OpenCL compilation anymore (removed PARAM_FILM_RADIANCE_GROUP_*)
  • Reduced (again) the default number of OpenCL threads from 256k to 128k
  • Added the support for .normalizebycolor emission property
  • Using a GPU memory block larger than CL_DEVICE_MAX_MEM_ALLOC_SIZE now triggers only a warning. Some driver/hardware (i.e. NVIDIA) is able to allocate larger blocks.
  • Enabling/disabling BCD denoiser doesn't require OpenCL compilation anymore (removed PARAM_FILM_DENOISER)
  • Changing RTPATHOCL rendering parameters doesn't require OpenCL compilation anymore (removed PARAM_RTPATHOCL_*)
  • Rework of OpenCL samplers code to not require OpenCL compilation anymore when changing sampler (removed PARAM_SAMPLER_*)
  • Changing AOVs used doesn't require OpenCL compilation anymore (removed PARAM_FILM_CHANNELS_*)
  • Adding/Removing a new light source type doesn't require OpenCL compilation anymore (removed PARAM_HAS_*LIGHT)

Beta1 released

Fixed Bugs

  • Fixed triangle lights back face emission when using an IES or image map profile
  • Fixed OpenCL code for rotate triangle light when using IES or image map profile (BlendLuxCore iusse #310)
  • Fixed light tracing when using orthographic camera
  • Fixed a light intensity problem with OpenCL rendering when using a mix of materials with emission
  • Fixed the support for wrap mode in image maps loaded from files
  • Fixed a brightness problem when rendering large images with Metropolis sampler
  • Fixed a brightness problem when rendering caustics with PhotonGI caustic cache
  • Fixed a bug in Mix material OpenCL code when mixing transparent and not transparent materials
  • Fixed a crash when rendering an empty scene with OpenCL and EnvLightVisibilityCache
  • Fixed a problem with mesh light sources when deleting an object with LuxCore API (issue #290)
  • Fixed a bug when evaluating complex tree of bump mapping nodes (issue #198)

Beta1 released

Blender Addon (BlendLuxCore)

New features

Fixed Bugs

Known problems