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53 commits

Author SHA1 Message Date
Fernando García Liñán
e9ea661b83 Fix typo 2023-05-03 11:44:51 +02:00
Fernando García Liñán
fcf46b39d8 Attempt to fix remaining transparency issues
All transparency-related config has been reverted back to how it was in
2020.3 for maximum compatibility. This is not ideal for HDR but we will
figure something out.

In HDR, transparent AC objects must be marked with model-transparent or
model-combined-transparent. glTF objects are automatically assigned the
correct Effects.
2023-05-03 11:39:59 +02:00
Fernando García Liñán
8af67bfb2f HDR: Complete refactoring of shader style and naming
See https://wiki.flightgear.org/Shader_Style_Guide.
2023-04-11 15:53:47 +02:00
Fernando García Liñán
c4d19877cf HDR: Significant update
- New atmosphering rendering technique based on my own work.
- Attempt to fix some remaining transparency issues.
- Use a luminance histogram for auto exposure.
- Add support for clustered shading.
- Add WS 2.0 shaders.
- Add 3D cloud shaders.
- Add orthoscenery support.
2023-04-06 00:18:29 +02:00
Fernando García Liñán
9f39644199 HDR: Optimize the G-Buffer and do not separate the occlusion texture
- The G-Buffer layout has been redesigned to be 96 bits per pixel. There are 24
unused bits that can be used for extra material parameters later (like
clearcoat).
- Add better debug views for the G-Buffer.
- Use octahedron normal encoding. This yields the same results as the previous
method but uses 16 bits less.
- Use rg11fb10f for the environment mapping cubemaps.
- Tweak the shadow mapping parameters and add a colored debug mode.
- Only render shadow maps for objects that inherit from model-default.eff or
model-pbr.eff instead of having a fallback Effect. Now transparent objects
should be ignored (if they are marked as such with model-transparent or
similar).
- Remove the separate occlusion texture. Now the PBR Effect expects a single
texture where R=occlusion, G=roughness and B=metallic.
2021-08-27 00:03:43 +02:00
Fernando García Liñán
eed433ce9f HDR: Use stencil buffer for optimization purposes 2021-08-23 12:44:26 +02:00
Fernando García Liñán
7ff31e9004 HDR: Properly handle AC3D transparent materials 2021-08-19 18:20:37 +02:00
Fernando García Liñán
f5bc6df9fb HDR: Use a reversed depth buffer to increase precision and avoid Z-fighting 2021-08-17 20:58:48 +02:00
Fernando García Liñán
96313e7eb0 Initial commit of the HDR pipeline 2021-07-23 07:46:05 +02:00
Fernando García Liñán
69387f09f4 Reduce shader complexity and implement graphics presets
- All non-ALS Effects have been removed (except generic ones from model-default and terrain-default).
- The rendering dialog has been reworked to accomodate the changes.
- All necessary properties have been added to graphics-properties.xml
- Five graphics presets have been added: Minimal, Low, Medium, High and Ultra.
- Some unused properties have been removed from defaults.xml
2021-03-31 04:05:34 +02:00
Fernando García Liñán
916322d0ed Add clustered shading support to most Effects and shaders 2020-12-23 11:10:34 +01:00
Fernando García Liñán
7158dfdff3 Revert "Add clustered shading support to most Effects and shaders"
This reverts commit b3237e207a.
2020-12-22 17:22:05 +01:00
Fernando García Liñán
b3237e207a Add clustered shading support to most Effects and shaders 2020-12-22 10:53:31 +01:00
Fernando García Liñán
a3a8f9123e Make Compositor default
- Remove all Compositor Effects and Shaders.
- Unify the low-spec and ALS pipelines in a single pipeline called 'Classic'.
- Readd shadow mapping.
- Move the WS30 Effect and fragment shader out of the Compositor-specific directories.
2020-11-16 13:46:30 +01:00
Thorsten Renk
662d782f98 Groundwork for ALS g-force blackout filter, WIP 2017-03-03 19:50:13 +02:00
Thorsten Renk
1e51bf00c0 Experimental additional lighting options for ALS model shaders 2016-07-31 10:29:02 +03:00
Thorsten Renk
bb8e93da97 Enable filtering for ALS lower quality terrain, water and model shaders 2016-03-27 20:27:32 +03:00
Thorsten Renk
8bf55eec3c More work on ALS filter code - noise and vignette for night vision, IR vision work 2016-03-17 14:40:37 +02:00
Thorsten Renk
def0ee20d4 Vertical offset for ALS landing lights by Wayne Bragg 2015-10-22 12:06:12 +03:00
Thorsten Renk
6168bbebf8 Bugfix for ALS effect indexing errors 2015-08-10 09:36:20 +03:00
Thorsten Renk
5fba8d301f Spaceflight shader effect with altitude dependent mixture of ambient and diffuse light 2015-05-06 13:59:28 +03:00
Clément de l'Hamaide
f6f433529f Revert "UniformFactory: merge current uniform per <name> of effect"
Talking with Emilian about this commit, we came to the conclusion we don't want share uniform between .eff file
This reverts commit 91a6a27f32ee5f79e1d7e0d4570e879a902de58f.
2014-11-16 22:09:41 +01:00
Clément de l'Hamaide
95640a1b6f UniformFactory: merge current uniform per <name> of effect 2014-11-16 20:21:20 +01:00
Thorsten Renk
f8f8e9b709 ALS secondary lights and Rayleigh haze for models, cleanup of naming conventions 2014-10-12 11:13:58 +03:00
Thorsten Renk
20dda77d6f ALS secondary lights and Rayleigh haze for model ubershader and random buildings 2014-10-11 16:12:19 +03:00
Emilian Huminiuc
745874315b Tentative fix for random buildings red flickering in some cases 2014-02-23 13:12:35 +01:00
Clément de l'Hamaide
cad2dc9e06 Fix missing elements in texture declaration in effects files. Fixes bug #1267 2013-11-18 03:17:58 +01:00
Thorsten Renk
ed80612c98 Atmospheric Light Scattering update 2012-12-05 20:31:27 +00:00
Emilian Huminiuc
b650a0eb51 Make sure shaders are disabled as long as /sim/rendering/shaders/quality-level is 0 or non existing.
This should help those checking out models in fgviewer
To enable effects in fgviewer run it with:
fgviewer --prop /sim/rendering/shaders/quality-level -1
Also fix random buildings not showing up when model shader was set to 0 and generic was enabled.
Signed-off-by: Emilian Huminiuc <emilianh@gmail.com>
2012-11-18 00:39:02 +02:00
Flightgear Development
23536748f7 Terrain haze bugfixes 2012-06-11 20:23:31 +02:00
Frederic Bouvier
5cfca250b1 rename /sim/rendering/rembrandt -> /sim/rendering/rembrandt/enabled
and put rembrandt-related properties in /sim/rendering/rembrandt/
2012-05-12 09:20:04 +02:00
Frederic Bouvier
7e1ed19307 Put encode_gbuffer in a separate shader to please ATI and/or Mac OSX that doesn't like to have gl_FragData and gl_FragColor in the same program, even if one is never called 2012-05-04 09:34:00 +02:00
Emilian Huminiuc
f26472f614 Remove useless include_fog.vert from some of the effects.
Fis c/p error in ubershader-deferred.
Signed-off-by: Emilian Huminiuc <emilianh@gmail.com>
2012-05-03 00:01:59 +03:00
Emilian Huminiuc
ce08a30a58 Add missing uniform to model-combined technique 5. This should fix the lighting issues with the sky-dome shaders active and landmass
slider at 4.
Signed-off-by: Emilian Huminiuc <emilianh@gmail.com>
2012-05-02 13:22:43 +03:00
Frederic Bouvier
6c407de9cf Remove unneeded requirement. Should help older card with Rembrandt 2012-04-16 22:49:38 +02:00
Frederic Bouvier
c05b12a6ab Change normal encoding method to get rid of RG16 textures and buffers 2012-04-13 00:01:12 +02:00
Frederic Bouvier
ddf0c576e9 Hopefully fix the two-sided case for the Rembrandt renderer. Shadows are not fixed yet. 2012-04-03 23:30:35 +02:00
Emilian Huminiuc
d43770ab58 Effects/model-default.eff move skydome to technique 5 to provide more headroom
Effects/model-combined.eff fix techniques numbering. Make active under rembrandt too. add model-combined-deferred as a stub for now for specific
Rembrandt use.
Users of model-combined with normalmaps should change the technique number to 9, and duplicate that entry for technique 8.
Fix some longstanding png warnings. Provide null_reflectdir.png for model-combined
This should fix part of bug #726
Signed-off-by: Emilian Huminiuc <emilianh@gmail.com>
2012-03-31 15:00:36 +03:00
Frederic Bouvier
c4390ae31a Change default effects attached to terrain and models
Add a technique that initialize the buffers of the Rembrandt renderer
     (use Multi Render Target)
  Renumber techniques that depends on old technique 10 (now 11) of model-default
2012-03-25 19:03:52 +02:00
Frederic Bouvier
ebc1002139 Sunrises 1.2 by Thorsten Renk 2012-03-08 23:22:27 +01:00
Frederic Bouvier
3e241108ad Effects does not need to test if rembrandt is not activated. This would be the default 2012-03-06 23:11:46 +01:00
Frederic Bouvier
68ffab1066 Create the /sim/rendering/rembrandt boolean property (set to false) and test it in default effect 2012-03-04 21:51:32 +01:00
Emilian Huminiuc
4df2af2cef SHADERS:fix "unified" fog function.
Signed-off-by: Emilian Huminiuc <emilianh@gmail.com>
2012-02-14 18:39:58 +02:00
Gijs de Rooy
6c971211b8 Quality slider overwrites custom shader settings. All effects now listen to the new sim/rendering/shaders/<foo> properties. 2011-12-12 17:04:36 +01:00
Vivian Meazza
746b38ca9c Adapt to new rendering gui
Signed-off-by: Vivian Meazza <vivian.meazza@lineone.net>
2011-12-01 21:44:10 +00:00
Tim Moore
564c69e10a Issue 209: fix up inheritance of color mode uniform in material animation effect
The overriding of the color mode uniform in the default model effect
wasn't working. It's difficult to override the individual properties
of techniques, especially if their names aren't unique. So, I changed
the model-default effect to use a parameter for the color-mode
uniform; material-off.eff and material-diffuse.eff override that.
2010-12-20 09:39:06 +01:00
Tim Moore
d27174028e shader optimizations
Use two-pass rendering for some shaders to reduce the cost of expensive shaders.

Implement some material animations using a shader uniform.

Eliminate use of gl_FrontFacing. It's too buggy on ATI/ Macintosh.
2010-08-14 00:13:16 +02:00
Tim Moore
c964caa845 workaround for gl_FrontFacing bug
gl_FrontFacing isn't well supported on some Macintosh / ATI combinations.
2010-06-15 19:29:24 +02:00
timoore
971b6c3ef2 light two-sided polygons
Also, remove model-default.frag; for the moment one fragment shader works for
both terrain and models.


Author: Tim Moore <timoore@redhat.com>
2009-11-19 16:20:51 +00:00
timoore
1e5f8c2aee Provide some reasonable default textures
Author: Tim Moore <timoore@redhat.com>
2009-11-17 06:23:12 +00:00