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xash3d-fwgs
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vk: shave todo yak

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Ivan Avdeev 2024-01-18 11:37:16 -05:00
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@ -1,20 +1,23 @@
# 2024-01-18 E365
## Next
- [ ] bounce diffuse is still way darker than before
# Previously
## 2024-01-18 E365
- [-] flashlight far circular glitches
- This is due to f32 precision not being enough when working with small (light radius ~=1) and large (light
distance ~=1e4) numbers.
- [x] patchable sun angle
- [ ] :x: does qrad already have something for that? → no it doesn't
- [x] cleanup this TODO
- [ ] diffuse is still way darker than before
# 2024-01-16 E364
## 2024-01-16 E364
- [x] P NaNs
- [x] need to remove degenerate triangles
- [x] light_environment is too dark
- [ ] add direct_{diff,spec} to rendertests → only can do for this handmade-brdfs branch
- [ ] :x: and rerun tests for vulkan to get new gold images → imuposshiburu, see above
# 2024-01-15 E363
## 2024-01-15 E363
- [x] filter out invalid (r=0, etc) lights in native
- [-] :o: already do; it seems that clusters are not getting updates → see #730
- [x] pass point lights r² directly?
@ -23,12 +26,12 @@
- [x] adjust brightness based on radius? → already done
- [ ] :x: ~~common intersection-local-normal-oriented basis~~ → point light construct light-oriented frames, not reusable
# 2024-01-12 E362
## 2024-01-12 E362
- [x] point→spherical light sampling
- [x] 1/pdf → pdf *= 2π
- [x] disk sampling
# 2024-01-11 E361
## 2024-01-11 E361
- [x] fix zero-area polygon lights nanites, fixes #461
- [x] c1a1a NaNs are still there
- [x] fix point light computation instabilites
@ -36,7 +39,7 @@
- [x] add material debug display mode
- [ ] vulkan validation layers crashes on too many `debugPrintfEXT` messages
# 2024-01-09 E360
## 2024-01-09 E360
- [x] validate all intermediate and final outputs against invalid values, complain into log
- [ ] brdf math surprising edge cases
- [ ] alpha^2 == 0 ???
@ -44,7 +47,7 @@
- [ ] h_dot_l | h_dot_v < .0 because of numerical precision
- [ ] ggxV|ggxG denoms->0
# 2024-01-08 E359
## 2024-01-08 E359
- [-] find and fix MORE NaNs
- [x] add debugPrintfEXT to shaders
- [x] fix black dots on glass surfaces
@ -53,7 +56,7 @@
- [x] disableable NaN debugging with macro
- [ ] enable NaN debugging with -vkvalidate
# 2024-01-04 E357
## 2024-01-04 E357
- [x] Black metals: https://github.com/w23/xash3d-fwgs/issues/666
- [x] fix missing dot(N,L) term
- [x] try bespoke diffuse term -- yes, mine seems to be more correct
@ -69,11 +72,11 @@
- [ ] Fresnel issues (esp. with skybox)
- [ ] Just make sure that all the BRDF math is correct
# 2023-12-29 E354
## 2023-12-29 E354
- [x] Figure out why additive transparency differs visibly from raster
- [x] Implement special legacy-blending in sRGB-γ colorspace
# 2023-12-28 E353
## 2023-12-28 E353
- [x] track color spaces when passing colors into shaders
- [-] validation failure at startup, #723 -- seems like memory corruption
@ -106,19 +109,19 @@ Longer-term agenda for current season:
- [ ] Cache directions for strong indirect light
# 2023-12-19 E350
## 2023-12-19 E350
- [x] fixup skybox reflections
- [x] improve logs "vk/tex: Loaded skybox pbr/env/%.*s"
- [x] add skybox test
# 2023-12-18 E349
## 2023-12-18 E349
- [x] KTX2 cubemaps
- [x] variable cubemap exposure (in .mat file)
# 2023-12-15 E348
## 2023-12-15 E348
- [x] fix ktx2 sides corruption
# 2023-12-14 E346-E347
## 2023-12-14 E346-E347
- [x] Optimize skybox loading, #706
- [x] Do not load skybox when there are no SURF_DRAWSKY, #579
- [x] Do not reload the same skybox
@ -133,14 +136,14 @@ Longer-term agenda for current season:
- [x] used incorrectly when loading blue noise textures
- [x] what about regular usage?
# 2023-12-11 E345
## 2023-12-11 E345
- [x] fix black dielectrics, #666
- [x] fix incorrect basecolor brdf multiplication, #666
- [x] fixup skybox glitches caused by #666 fix
- [ ] Patch overlay textures (#696) → turned out to be much more difficult than expected.
- [x] Do not patch sprite textures for traditional raster, #695
# 2023-12-05 E342
## 2023-12-05 E342
- [x] tone down the specular indirect blur
- [-] try func_wall static light opt, #687
→ decided to postpone, a lot more logic changes are needed
@ -149,7 +152,7 @@ Longer-term agenda for current season:
- [x] Discuss shader profiling
- [-] Discuss Env-based verbose log control
# 2023-12-04 E341
## 2023-12-04 E341
- [-] investigate envlight missing #680
- couldn't reproduce more than once
- [x] add more logs for the above
@ -157,11 +160,11 @@ Longer-term agenda for current season:
-- season cut --
# 2023-12-01 E340
## 2023-12-01 E340
- [x] Better resolution changes:
- [x] Dynamic max resolution (start with current one, then grow by some growth factor)
# 2023-11-30 E339
## 2023-11-30 E339
- [x] rendermode patch
- [x] track patch by boolean, not another field
- [x] missing polylight on c2a1b
@ -171,12 +174,12 @@ Longer-term agenda for current season:
- [x] Support changing screen resolution up to UHD
- [x] Increase devmem count.
# 2023-11-28 E338
## 2023-11-28 E338
- [x] rendertest
- [x] read imagecompare results
- [x] html report
# 2023-11-27 E337
## 2023-11-27 E337
- [x] make rendetest.py the central script
- [x] parallelize/make gifs
- [x] diff/convert in parallel
@ -186,13 +189,13 @@ Longer-term agenda for current season:
- [x] fix per-entity material mapping, #669
- [x] add to rendertest
# 2023-11-24 E336
## 2023-11-24 E336
- reproducible rendering:
- [x] make sure it's reproducible -- given carefully spaced `wait N`s and `playersonly` it gets pretty reproducible
- [x] difference heatmap
- [x] contemplate infrastructure: scripts, repo, etc.
# 2023-11-23 E335
## 2023-11-23 E335
- [x] spec for profiler dumper
- reproducible rendering:
- [ ] write fixed resolution internal images -- only need this because i'm stupid and using tiling window manager
@ -207,14 +210,14 @@ Longer-term agenda for current season:
- [ ] summary html
- [x] consolidate all binding in shaders
# 2023-11-21 E334
## 2023-11-21 E334
- [ ] reproducible rendering
- [ ] dump all components
- [x] script
- [-] ~~try also dumping in native code~~ -- no need, it's fast enough
- [x] command for random seed fixation
# 2023-11-20 E333
## 2023-11-20 E333
- [ ] contemplate testing rendered images
- [x] try making a rendertest script: load multiple save, make multiple screenshots
- [x] compare screenshots
@ -222,13 +225,13 @@ Longer-term agenda for current season:
- tracking golden states
- testing script
# 2023-11-17 E332
## 2023-11-17 E332
- [-] backside emissive water polygons:
- adding them makes things worse in other parts of the level
- [x] water normalmap support -- added missing tangents
- [x] discuss integration test strategies
# 2023-11-16 E331
## 2023-11-16 E331
- [x] Emissive waters
- [x] add emissive water surface to polygon lights
- [x] update emissive color for water surfaces
@ -237,7 +240,7 @@ Longer-term agenda for current season:
- [x] update UVs for conveyors
- [ ] pls don't aggravate validation on changelevel -- cannot reproduce
# 2023-11-14 E330
## 2023-11-14 E330
- [x] culling worldmodel waters
- [-] try simple flag culling (probably won't work)
- [-] try detecting glpoly normals -> consistent with SURF_PLANEBACK, doesn't help
@ -248,13 +251,13 @@ Longer-term agenda for current season:
- [x] glpoly_t winding order is reversed when camera origin is opposite to (SURF_PLANEBACK-aware) surface normal
- [x] discuss culling transparent surfaces strategies
# 2023-11-13 E329
## 2023-11-13 E329
- [-] culling -> need to cull everything except opaque and blend. Alpha-mask is culled.
- [-] waters:
- [-] No water surface visible from underneath -- hidden by enabling culling
- [-] No coplanar issues visible? -- hidden by culling. Disabling culling makes glitches reappear
# 2023-11-10 E328
## 2023-11-10 E328
- [ ] woditschka
- [-] potentially collinear planes vs ray tracing #264
- not super clear how exactly it works, and what it does. And how to cull things
@ -263,13 +266,13 @@ Longer-term agenda for current season:
- [x] (C) print out all surfaces and polys to see where are they looking
- [-] (B) try filtering surfaces looking down
# 2023-11-09 E327
## 2023-11-09 E327
- [x] update animated textures is now super slow: some static map surfaces have alternate anims (e.g. light post on c2a5)
- [-] woditschka
- [x] height not switching to negative underwater -- decided that we don't need it for now
- [x] do not draw water sides when not requested.
# 2023-11-07 E326
## 2023-11-07 E326
- [x] list supported arguments for `rt_debug_display_only` cvar
- [x] make vk_debug_log a command
- [x] remove stvecs from patches -- not used, inconvenient
@ -277,13 +280,13 @@ Longer-term agenda for current season:
- [x] add `_xvk_tex_rotate`
- [x] ASSERT in c2a5 -- skybox sentinel
# 2023-11-06 E325
## 2023-11-06 E325
- [x] fix material asserts and inherit
- [x] fixup -vkverboselogs
- [x] changing textures on buttons, etc
- [x] fix unpatched chrome surfaces brightness glitches
# 2023-11-03 E324
## 2023-11-03 E324
- [x] add cvar for displaying only specified channel
- [x] r_lightmap
- [x] highlight all surfaces with random colors
@ -293,13 +296,13 @@ Longer-term agenda for current season:
- [ ] kusochki-vs-materials structures
- [x] -vkverbose arg for turning all debug logs before detailed cvars are read
# 2023-11-02 E323
## 2023-11-02 E323
- [x] lol meta: read and sort issues
- [x] merge from upstream
- [x] hevsuit glitches
- [x] inverted normal map orientation
# 2023-10-31 E322
## 2023-10-31 E322
- [x] load png blue noise files
- [-] translucent animated thing -> needs shader rework
- [x] massage texture code
@ -310,7 +313,7 @@ Longer-term agenda for current season:
- [x] studio gibs translucency
- [x] smoothing exclusion
# 2023-10-30 E321
## 2023-10-30 E321
- [x] missing skybox
- [x] explicitly free default textures; and complain about any leftovers
- [x] use the new hash table in materials too, remove dummy textures
@ -321,7 +324,7 @@ Longer-term agenda for current season:
- [x] patch shader function
- [ ] load 64xpngs into a single big pic
# 2023-10-27 E320
## 2023-10-27 E320
- [x] fix windows build
- [x] track texture visibility for ref_api via flag and refcounts
- [ ] devmem assert, not all textures are destroyed in wagonchik
@ -335,7 +338,7 @@ Longer-term agenda for current season:
- [x] "found existing texture"
- [x] check mips
# 2023-10-26 E319
## 2023-10-26 E319
- [x] fix pbr materials disappearing
- [x] fix surface lights
- [ ] pbr/material refcount leaks
@ -345,7 +348,7 @@ Longer-term agenda for current season:
- [x] reuse if possible
- [x] case insensitive hash table
# 2023-10-24 E318
## 2023-10-24 E318
- [ ] use new hashmap for textures
- [x] use vk_texure array directly as open addressing hash table
- [x] Completely hide `struct vk_texture`
@ -462,11 +465,6 @@ Longer-term agenda for current season:
- [ ] brush geometry is not watertight
- [ ] collect render_draw_t w/o submitting them to cmdbuf, then sort by render_mode, trans depth, and other parameters, trying to batch as much stuff as possible; only then submit
# Previously
- [x] loading to the same map breaks geometry
- [x] (helps with RTX?) unified rendering (brush/studio models/...), each model is instance, instance data is read from storage buffers, gives info about vertex format, texture bindings, etc; which are read from another set of storage buffers, ..
- [x] waf shader build step -- get from upstream
## 2021-02-06
- [x] alpha test
- [x] compare w/ gl R_SetRendeMode
@ -627,7 +625,7 @@ Longer-term agenda for current season:
## 2021-05-22, E97
- [x] add nvidia aftermath sdk
# 2021-05-24, E98
## 2021-05-24, E98
- [x] rtx: simplify AS tracking
## 2021-05-26, E99
@ -644,11 +642,11 @@ Longer-term agenda for current season:
## 2021-06-07, E104..
- [x] fix CI for vulkan branch
# 2021-06-09..12, E105..106
## 2021-06-09..12, E105..106
- [x] c3a2a: no water surfaces in vk (transparent in gl: *45,*24,*19-21)
- [x] water surfaces
# 2021-06-14, E107
## 2021-06-14, E107
- [x] rtx: optimize water normals. now they're very slow because we R/W gpu mem? yes
- [x] cull bottom water surfaces (they're PLANE_Z looking down)
- [x] fix water normals
@ -783,12 +781,12 @@ Longer-term agenda for current season:
- [x] E215:
- [x] serialize binding image format
# 2022-11-26 E216 rake yuri
## 2022-11-26 E216 rake yuri
- [x] validate meatpipe image formats
- [x] begin Rake Yuri migration
- [x] direct lights
# 2023-01-21 E217-E221
## 2023-01-21 E217-E221
- [x] meatpipe resource tracking
- [x] name -> index mapping
- [x] create images on meatpipe load
@ -806,11 +804,11 @@ Longer-term agenda for current season:
- [x] images
- [-] buffers -- no immediate need for that
# 2023-01-22 E222
## 2023-01-22 E222
- [x] refcount meatpipe created images
- [x] rake yuri primary ray
# 2023-01-28 E223
## 2023-01-28 E223
- [x] previous frame resources reference
- specification:
- [x] I: prev_ -> resource flag + pair index
@ -821,7 +819,7 @@ Longer-term agenda for current season:
- [ ] II: create tightly coupled image pair[2], read from [frame%2] write to [frame%2+1]
- [ ] III: like (I) but with more general resource management: i.e. resource object for prev_ points to its source
# 2023-01-28-02-08 E224-229
## 2023-01-28-02-08 E224-229
- [x] light_grid_buffer (+ small lights_buffer):
- lifetime: single frame
- BUT: populated by CPU, needs sync; can't just ring-buffer it
@ -846,6 +844,9 @@ Longer-term agenda for current season:
# Done somewhen
- [x] create water surfaces once in vk_brush
- [x] loading to the same map breaks geometry
- [x] (helps with RTX?) unified rendering (brush/studio models/...), each model is instance, instance data is read from storage buffers, gives info about vertex format, texture bindings, etc; which are read from another set of storage buffers, ..
- [x] waf shader build step -- get from upstream
## Collected on 2024-01-18
- [x] what if new meatpipe has different image format for a creatable image?