From 4a8d55b55a661f0140d9c31f2add6048735bd5b4 Mon Sep 17 00:00:00 2001 From: Lukas Stockner Date: Mon, 17 Jun 2024 02:52:40 +0200 Subject: [PATCH 1/2] Release Notes: Add thin film section for Cycles --- docs/release_notes/4.2/cycles.md | 9 ++++++++- docs/release_notes/4.2/images/thinfilm-bubbles.jpg | 3 +++ 2 files changed, 11 insertions(+), 1 deletion(-) create mode 100644 docs/release_notes/4.2/images/thinfilm-bubbles.jpg diff --git a/docs/release_notes/4.2/cycles.md b/docs/release_notes/4.2/cycles.md index 234b5000..1aeb9d87 100644 --- a/docs/release_notes/4.2/cycles.md +++ b/docs/release_notes/4.2/cycles.md @@ -9,9 +9,16 @@ See the [documentation](https://docs.blender.org/manual/en/4.2/render/shader_nod ![Connecting two spaces through a portal](images/render_shader-nodes_ray-portal-bsdf_gateway-example.jpg) ![Simulating a camera feed](images/render_shader-nodes_ray-portal-bsdf_portal-to-screen-example.jpg) +## Thin Film Interference + +The Principled BSDF now supports physically accurate thin film interference effects for specular reflection and transmission. (blender/blender!118477) + +Initially, this is only applied to dielectric materials, support for metallic thin film effects is planned later. Similarly, the effect is not yet supported by EEVEE. + +![Simulating soap bubbles](images/thinfilm-bubbles.jpg) + ## Shaders -* The Principled BSDF now supports physically accurate thin film interference effects for specular reflection and transmission. (blender/blender!118477) * Principled Hair with the Huang model now provides more accurate results when viewing hairs close up, by dynamically switching between a near and far field model depending on the distance. (blender/blender!116094) * Subsurface Scattering node now has a Roughness input, matching the Principled BSDF. (blender/blender!114499) diff --git a/docs/release_notes/4.2/images/thinfilm-bubbles.jpg b/docs/release_notes/4.2/images/thinfilm-bubbles.jpg new file mode 100644 index 00000000..e5ff2a0a --- /dev/null +++ b/docs/release_notes/4.2/images/thinfilm-bubbles.jpg @@ -0,0 +1,3 @@ +version https://git-lfs.github.com/spec/v1 +oid sha256:c2a7f22f54138c1ae62592720f534a2874b2f62f7fd43be96e720f5a5c692873 +size 292354 -- 2.30.2 From 6335767a4af399d093ffa4f4b10e6e20582226fd Mon Sep 17 00:00:00 2001 From: Lukas Stockner Date: Mon, 17 Jun 2024 02:52:51 +0200 Subject: [PATCH 2/2] Release Notes: Add blue noise for Cycles --- docs/release_notes/4.2/cycles.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/docs/release_notes/4.2/cycles.md b/docs/release_notes/4.2/cycles.md index 1aeb9d87..49611516 100644 --- a/docs/release_notes/4.2/cycles.md +++ b/docs/release_notes/4.2/cycles.md @@ -29,3 +29,5 @@ Initially, this is only applied to dielectric materials, support for metallic th * OpenImageDenoise is now GPU accelerated on AMD GPUs on Windows and Linux. * OpenImageDenoise can now use GPU accelerated denoising for CPU renders. (blender/blender!118841) * Intel GPU rendering now supports host memory fallback. (blender/blender!122385) +* Cycles now supports using blue-noise-distributed samples to improve the visual quality of renders. (blender/blender!123274) + * New files will use this mode by default, while existing files continue to use the previous default (which is still available as an option under Sampling->Advanced->Pattern). -- 2.30.2