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9bc837f6
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2021-04-07T15:24:12
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Vulkan: Generate SPIR-V directly from the translator; Part 1
This is the first change in a series to generate SPIR-V directly from
the translator's AST, instead of the generating text GLSL and feeding it
to glslang.
This change implements the majority of the work needed to map AST types
to SPIR-V types, and declare types and interface variables in SPIR-V.
Additionally, it lays the infrastructure to conditionally enabling this
path in end2end tests.
No tests are currently enabled as the change doesn't actually generate
code for function bodies yet.
Bug: angleproject:4889
Change-Id: Iacb28b6907fd48c50e4cc5a0e7ad72f6eed241d4
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2889603
Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
Reviewed-by: Tim Van Patten <timvp@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
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bef8ca7d
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2020-01-20T14:19:05
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Vulkan: Set vertex attribute locations in SPIR-V
The shader translator outputs arbitrary location indices for vertex
attributes. Once compiled by glslang, the SPIR-V transformer modifies
these decorations.
Bug: angleproject:3394
Change-Id: I88453b44e3a8770f51e79228148233ff308f1885
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2011212
Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
Reviewed-by: Tim Van Patten <timvp@google.com>
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9d737966
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2019-08-14T12:25:12
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Standardize copyright notices to project style
For all "ANGLE Project" copyrights, standardize to the format specified
by the style guide. Changes:
- "Copyright (c)" and "Copyright(c)" changed to just "Copyright".
- Removed the second half of date ranges ("Y1Y1-Y2Y2"->"Y1Y1").
- Fixed a small number of files that had no copyright date using the
initial commit year from the version control history.
- Fixed one instance of copyright being "The ANGLE Project" rather than
"The ANGLE Project Authors"
These changes are applied both to the copyright of source file, and
where applicable to copyright statements that are generated by
templates.
BUG=angleproject:3811
Change-Id: I973dd65e4ef9deeba232d5be74c768256a0eb2e5
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1754397
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
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8e4b355b
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2017-08-30T14:20:58
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ES31: Implement Geometry Shader inputs and outputs
This patch intends to implement Geometry Shader inputs and
outputs in ANGLE GLSL compiler.
1. Only accept arrays as the inputs of a Geometry Shader.
2. Allow unsized arrays as the inputs of a Geometry Shader after a
valid input primitive declaration and assign size to them.
3. Implement Geometry Shader outputs.
4. Allow Geometry Shader inputs and outputs using interpolation
qualifiers ('flat', 'smooth', 'centroid').
5. Allow using 'location' layout qualifier on Geometry Shader inputs
and outputs.
BUG=angleproject:1941
TEST=angle_unittests
Change-Id: Ia7e250277c61f45c8479437b567c2831ff26b433
Reviewed-on: https://chromium-review.googlesource.com/650211
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
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4cc89e2b
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2017-08-31T14:25:54
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ES31: Enable 'location' layout qualifier on shader interfaces in compiler
This patch enables 'location' layout qualifier for vertex outputs and
fragment shader inputs when the shader version is 3.1 in ANGLE GLSL
compiler and adds the check on location conflicts for these varyings.
According to GLSL ES 3.1 SPEC (Chapter 4.4.1 and Chapter 4.4.2),
'location' layout qualifier is allowed on both inputs and outputs of
vertex and fragment shaders.
'location' layout qualifier on shader interfaces is only valid on shaders
whose version is 3.1 and above. According to GLSL ES 3.0 SPEC, vertex shader
cannot have output layout qualifiers (Chapter 4.3.8.2) and fragment shader
cannot have input layout qualifiers (Chapter 4.3.8.1).
The 'location' qualifier on varyings is used in the shader interface
matching defined in OpenGL ES 3.1. (OpenGL ES 3.1 SPEC Chapter 7.4.1). This
new link rule will be added to Program.cpp in another patch.
For the OpenGL ES 3.1 extension GL_OES_geometry_shader, according to
GL_OES_shader_io_blocks SPEC (Chapter 4.4.1 and Chapter 4.4.2), 'location'
layout qualifier is both valid on geometry shader inputs and outputs. This
feature will be implemented together with other rules on geometry shader
inputs and outputs.
BUG=angleproject:2144
TEST=angle_unittests
Change-Id: I62d85f7144c177448321c2db36ed7aaeaa1fb205
Reviewed-on: https://chromium-review.googlesource.com/645366
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
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