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  Slipstream Jetstream 1.5.0.9 Pre-release

  sky_line released this 2026-10-25 05:38:43 +00:00 | 124 commits to main since this release

  Slipstream Jetstream 1.5.0.9 -- jetstream-1.5.0.9 (e69becdb5f).

  Linux x86_64 (glibc >= 2.38, x86-64-v2 CPU): *_x86_64.tar.xz
  Ubuntu 24.04+ / Debian 13+ / Mint 22+: *_amd64.deb (sudo apt install ./)
  Windows x64 (unsigned; SmartScreen: More info > Run anyway): *_Setup.exe installer, or *_win64.zip to unpack anywhere

  Changes since jetstream-1.5.0.8.

  Other changes

  • #1012: Windows build -- 'far' is a Windows macro; rename the drop-spacing flag (e69becdb5f)
  • #1031: fully lit shadow samples read back as fully shadowed (unorm30 overflow) (b2761279e3)
  • #1017: the chat bar keeps itself inside the floater area every frame (f0cfd46f89)
  • #943: Debug Settings list is sorted by name so Up/Down step to the adjacent row (07e176bfba)
  • #848: moon brightness also dims the moon's halo (fd4a4b8d24)
  • #958: Alt-click on an avatar body focuses on the hit point instead of throwing the camera away (314ff52ae1)
  • #1017: keep the chat bar fully on screen when the UI is shown again (33d5ecfef5)
  • #947: snapshot with Interface but without HUDs no longer includes HUD attachments (4df8833b94)
  • #951: textures fetch through the agent's region when their host region has no asset URL (83d6d52e8f)
  • #951: texture pipeline diagnostics -- where fetches stand, why, and a stall warning (fd46b9a84c)
  • Default off: RenderVKShadowIsoLod and RenderVKRTReflectionsShadeSplit (87a1b27e14)
  • #1031: VIS one thread per light sample; a sample's ray inputs parked in shared memory between walks (20e72d135b)
  • #1031: isotropic alpha-test LOD for the split shadow walks (RenderVKShadowIsoLod) (ad90659b59)
  • #1031: dispatch-uniform walk parameters read where used (96abb02f26)
  • #1031: lazy transform reads in the candidate alpha test and the shadow walk (c75356ca3c)
  • #1036: GI shade and RT reflections split -- hit / miss compaction, material / lighting stages (7b6b7b99c4)
  • #1031: RenderVKShadowOpaqueFirst defaults to 0 (92b68df377)
  • #1031: lean shadow walk -- opaque first, one-kind walk kernels, a slim candidate loop (c213019984)
  • #1031: split shadow core TRACE into SUNVIS + VIS (the walks) and SHADE (the terms) (b685add0d0)
  • #1031: giDecide clears the split flag before its early returns (a15e37530f)
  • #1031: generic shadow core split into SELECT + TRACE (RenderVKShadowSplitKernels) (a51644e603)
  • #1031: GI trace split into stages -- the walk, the hit shading, the reuse, the re-shade (RenderVKGISplitKernels) (78b6ae6185)
  • #1032: transparent-only opacity micromaps for alpha-blend statics (da1e8f2ab4)
  • #1032: trace provably-opaque alpha-mask instances FORCE_OPAQUE (d45f011519)
  • #1033: slim 112 B per-instance record for the world vertex shaders (1997a3d2fd)
  • #1034: record the late particle compute after the q_defer_light fork (cbf0006bc2)
  • spvbuild: SL_SPV_DEBUG takes a variant regex (f7fb77a56f)
  • spvbuild: SL_SPV_DEBUG=1 emits shader source debug info for GPU profilers (6d0bebe1da)
  • #1030: "Reset all scripts" button on the build floater Contents tab (2bb4c4ebd8)

  SHA-256 of each file is listed in its job log and below as uploads land.

  55564d30324f10907744ed70dbbe3ca4d53d58dff79835f58210634b42b3ed7f Slipstream_1.5.0-jetstream.9_x86_64.tar.xz

  89963fbf06f76eece46247899e439bbba3e466f5b343e711087c0056b493fb9b Slipstream_1.5.0-jetstream.9_win64.zip

  1fb3daf2a1eed6537035a7824597ab5537b19755c87a57542557d5b79edae149 Slipstream_1.5.0-jetstream.9_Setup.exe

  e253b0825a2daab60fa0aabc6b8019fe1d439ffc2ce0da10c73e26345818800f update-manifest.json

  Signed checksums: SHA256SUMS + SHA256SUMS.asc (key C28FDB4A40AA8360D8DF0470AD8E61526C06E929). Verify: https://slipstreamviewer.org/wiki/verify/

  Downloads

  • Source code (ZIP)
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  • Source code (TAR.GZ)
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  • SHA256SUMS
    1 download · 2026-10-25 06:26:48 +00:00 · 406 B
  • SHA256SUMS.asc
    1 download · 2026-10-25 06:26:48 +00:00 · 228 B
  • Slipstream_1.5.0-jetstream.9_Setup.exe
    4 downloads · 2026-10-25 06:24:07 +00:00 · 220 MiB
  • Slipstream_1.5.0-jetstream.9_win64.zip
    3 downloads · 2026-10-25 06:24:06 +00:00 · 296 MiB
  • Slipstream_1.5.0-jetstream.9_x86_64.tar.xz
    6 downloads · 2026-10-25 06:19:41 +00:00 · 199 MiB
  • update-manifest.json
    11 downloads · 2026-10-25 06:24:25 +00:00 · 911 B