|
01341f94
|
2021-10-11T19:26:07
|
|
D3D11: implement EXT_clip_control
This implements EXT_clip_control for the D3D11 renderer, so that I can
use a reversed-Z depth buffer with ANGLE.
Tested with
angle_deqp_gles2_tests.exe --deqp-egl-display-type=angle-d3d11 --deqp-case=dEQP-GLES2.functional.clip_control.*
and
angle_end2end_tests.exe --gtest_filter=*D3D11*
Bug: angleproject:6554
Change-Id: I1d11cd04a6654c28530b11104470f0cad0009abe
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3218659
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
9ada074a
|
2021-09-10T16:18:19
|
|
Move capability values from gl::Extensions to gl::Caps.
Several extensions stored extra information in the wrong structure.
Move them to the Caps structure in prepraration for auto-generating
the Extensions struct.
Bug: angleproject:6379
Change-Id: If5643b72039e299cb0f7c49591d13b3c7cd8a36c
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3158403
Reviewed-by: Cody Northrop <cnorthrop@google.com>
Reviewed-by: Jonah Ryan-Davis <jonahr@google.com>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
5d0458fa
|
2020-10-23T12:52:34
|
|
Vulkan: Add OES_shader_multisample_interpolation support
Support OES_shader_multisample_interpolation extension if
maxInterpolationOffset >= 0.5
Bug: angleproject:3589
Tests: dEQP-GLES31.functional.shaders.multisample_interpolation.*
dEQP-GLES31.functional.state_query.multisample_interpolation.*
Change-Id: I42997f10be82e3be8b63c56833cbbf791bf4be9b
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2477905
Commit-Queue: Mohan Maiya <m.maiya@samsung.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
|
|
e815afbf
|
2020-09-07T22:09:22
|
|
First pass at increasing inclusivity
Link to the inclusivity rules
https://source.android.com/setup/contribute/respectful-code
Bug: b/162834212
Bug: chromium:1097198
Change-Id: Ied5a9e3879d72bff3f77ea6fcda9b82f30c32c2f
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2396737
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Trevor Black <vantablack@google.com>
|
|
d13c9e78
|
2020-09-20T10:51:00
|
|
Rename ShaderImpl::mData to mState.
Makes it consistent with the other back-end types.
Bug: angleproject:5076
Change-Id: I7a54dd4a0a54e6dc05e257b7b2ac1ec21ceea700
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2420748
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
f764fc02
|
2020-02-03T10:33:58
|
|
Fix varying linking by location
This change breaks the assumption everywhere that varyings can be
identified uniquely by name throughout all stages of the pipeline.
It further implements linking of varyings by location, if specified.
Bug: angleproject:4355
Change-Id: Ie45e48879008c3f0c22d1da3d0d26f37c655e54e
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2030026
Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
Reviewed-by: Tim Van Patten <timvp@google.com>
|
|
816132a3
|
2019-12-17T15:47:09
|
|
Do not send attribute data for built-ins
Built-ins (e.g. gl_VertexID or gl_InstanceID) were settings dirty bits
in the driver's ActiveAttribLocationsMask which would later cause
the Vulkan back-end to issue bind commands on these built-in attributes
that don't have / need anything bound.
Test:
angle_deqp_khr_gles31_tests --use-angle=swiftshader --gtest_filter=dEQP.KHR_GLES31/core_shader_storage_buffer_object_advancedswitchBuffersvs
Bug: angleproject:4107
Change-Id: Id1f1c6699d512d0726b22d9bb0c16abad179950d
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1972200
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>
Commit-Queue: Courtney Goeltzenleuchter <courtneygo@google.com>
|
|
6381d7f1
|
2019-12-10T23:19:23
|
|
Vulkan: Avoid linear search in shader on varying location assignment
Glslang wrapper was trying to identify whether the varying is declared
in each of the out/in shaders by looping through the macro symbols that
need replacement.
This change instead adds stage information to PackedVarying assigned
when collecting varyings. Glslang wrapper then simply tests the
bitfield for the stages of interest.
Bug: angleproject:3571
Change-Id: I29614e3e62d7df88e413c1732ac04e24243f167a
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1954677
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
|
|
4c7db77e
|
2019-10-31T15:42:31
|
|
Vulkan: Set limitation on maxComputeWorkGroupCount
According to Table 20.45 and Chapter 17 in the ES 3.1 spec, MAX_COMPUTE_WORK_GROUP_COUNT
is get as a GLint by using GetIntegeri_v. However, it is an unsigned integer
in the Vulkan. It needs to set limitation on maxComputeWorkGroupCount[] during
translating.
1. Change the data type to GLint stored in Caps.
2. Ensure that the limitation is set during initialization.
3. Add workaround for angleproject:4120
Bug: angleproject:4066
Change-Id: I1659ba1d560e30b9599cace0feeab8a18890c3ff
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1890586
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Ian Elliott <ianelliott@google.com>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
90a58622
|
2019-09-04T15:39:58
|
|
Refactor ShaderVariable to Remove Specializations
The following structs are being refactored and moved into the parent
struct ShaderVariable:
VariableWithLocation
Uniform
Attribute
OutputVariable
InterfaceBlockField
Varying
Bug: angleproject:3899
Test: CQ
Change-Id: I389eb3ab4ed44a360e09fca75ecc78d64a277f83
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1785877
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>
Commit-Queue: Tim Van Patten <timvp@google.com>
|
|
5d27a696
|
2019-08-13T11:29:07
|
|
Support separable shader programs
The spec states:
Shader stages including vertex shaders, fragment shaders, and compute
shaders...A single program object can contain all of these shaders, or
any subset thereof.
This change allows shader programs without a fragment shader. The
biggest driver of this change is dEQP since a large number of tests
create shader programs without a fragment shader.
Bug: angleproject:3803
Test: dEQP-GLES31.functional.program_interface_query
Change-Id: Id6cb098c62a1489a14b9ec1b31bd4cd59f655e49
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1752010
Commit-Queue: Tim Van Patten <timvp@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Cody Northrop <cnorthrop@google.com>
Reviewed-by: Tim Van Patten <timvp@google.com>
|
|
9d737966
|
2019-08-14T12:25:12
|
|
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>
|
|
f2412bca
|
2019-07-16T15:47:34
|
|
Get rendering to texture working
Other small fixes for desktop compatibility
Bug: angleproject:3620
Change-Id: I8e75bce1f850fb891c8bb6e16f79302a6d59276c
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1707932
Commit-Queue: Clemen Deng <clemendeng@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
beb0eb2d
|
2019-06-14T15:10:33
|
|
Clean up workarounds/features to single location.
Rename all workarounds structs to features, and move the lists to a
shared location in include/platform (to help with documentation,
see:
https://cs.chromium.org/chromium/src/ui/gl/gl_switches.cc?sq=package:chromium&g=0&l=69)
Bug: angleproject:1621
Change-Id: I4069f08131db5e886047a007efb5d7764dfee5f2
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1660952
Commit-Queue: Jonah Ryan-Davis <jonahr@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
776694cd
|
2019-05-08T10:28:55
|
|
Change all ANGLE workarounds to use struct definition with info.
Change each workaround from a simple bool to a struct with info
including name, workaround set, description, and bug IDs. This will help
with future workaround integration with Chrome.
Bug: angleproject:1621
Change-Id: Ia27c180abaf845e280060c803e5994cc3152a057
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1593917
Commit-Queue: Jonah Ryan-Davis <jonahr@google.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
8ba78da0
|
2019-04-30T23:42:31
|
|
add support for EXT_blend_func_extended to D3D11
Change-Id: Id66868851a490d0a68a7e76280720825c4844a45
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1591192
Commit-Queue: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
|
|
eaf56133
|
2019-03-13T12:56:49
|
|
gl_VertexID is incorrect if offset argument to glDrawArrays is non-zero
On D3D the vertex ID is always indexed from 0, unlike GL. The D3D
backend had assumed the wrong behavior. This forwards the true offset to
D3D by using the ConstantsBuffer.
Bug: angleproject:3090
Change-Id: Ia19e3490503c97541af14979b75af0c94c67ab6b
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1520988
Commit-Queue: Jonah Ryan-Davis <jonahr@google.com>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
f3179a6a
|
2018-07-12T16:22:06
|
|
ES31: Implement bindImageTexture binds a single layer on D3D backend
Dynamically generate image2D variables' declaration and function
definition in libANGLE.
Bug: angleproject:1987
TEST=angle_end2end_tests.ComputeShaderTest.*
Change-Id: Idacc756f7bd15f22eccb1d689e18e997f3e74159
Reviewed-on: https://chromium-review.googlesource.com/c/1142885
Commit-Queue: Xinghua Cao <xinghua.cao@intel.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
c3dc5d48
|
2018-12-30T12:12:04
|
|
Merge gl::Context and gl::ContextState.
This reduces the number of indrections when accessing the Extensions
or Caps structures. It will provide a small speed-up to some methods.
It also cleans up the code.
Bug: angleproject:2966
Change-Id: Idddac70758c42c1c2b75c885d0cacc8a5c458685
Reviewed-on: https://chromium-review.googlesource.com/c/1392391
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Markus Tavenrath <matavenrath@nvidia.com>
|
|
b980c563
|
2018-11-27T11:34:27
|
|
Reformat all cpp and h files.
This applies git cl format --full to all ANGLE sources.
Bug: angleproject:2986
Change-Id: Ib504e618c1589332a37e97696cdc3515d739308f
Reviewed-on: https://chromium-review.googlesource.com/c/1351367
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
|
|
d633b156
|
2018-10-04T23:34:31
|
|
Get rid of VertexFormatType.
The enum VertexFormatType is redundant with angle::FormatID. The Vulkan
back end has already eschewed VertexFormatType, this change updates the
D3D back ends.
BUG=angleproject:2531
Change-Id: I67ea2203ca80be828f4c757a37810fe67a279364
Reviewed-on: https://chromium-review.googlesource.com/c/1263899
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Frank Henigman <fjhenigman@chromium.org>
|
|
3fd614d0
|
2018-08-13T12:21:58
|
|
Refactor Context dependency for resolveCompile
The context parameter of Shader::resolveCompile method causes a bad
impact that many methods in Shader, Program etc. have to have a same
context parameter. By removing it, these methods can be decoupled
from Context.
BUG=chromium:849576
Change-Id: Ia5545ee9dce45794550f6086bc0e6c4707e1276e
Reviewed-on: https://chromium-review.googlesource.com/1172202
Commit-Queue: Jie A Chen <jie.a.chen@intel.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
a43d7306
|
2018-08-09T12:43:06
|
|
Clean up varying linkage in D3D
D3D10+ has stricter rules on linking shader inputs with outputs than
the previous comments in the code indicated. Add comments and checks
related to this and structure the code in a way that makes it a bit
less prone to errors.
This page is intended to document the rules though it is somewhat
vague:
https://docs.microsoft.com/en-us/windows/desktop/direct3dhlsl/dx-graphics-hlsl-signatures
BUG=angleproject:2767
TEST=angle_end2end_tests
Change-Id: I236ec4cd5cbf3889fd2c97947ee81a6c5ae6a787
Reviewed-on: https://chromium-review.googlesource.com/1169818
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
604d873e
|
2018-07-20T11:02:43
|
|
Fix multiview combined with flat interpolation
Declaring HLSL outputs with SV_* semantics after the ones with
TEXCOORD* semantics makes multiview shaders that contain a flat
varying run correctly. This is a workaround for what seems to be a
bug in the DX runtime, reproducible on at least NVIDIA and Intel.
This also adds another, clearer test case for flat interpolation used
together with multiview.
BUG=angleproject:2062
TEST=angle_end2end_tests
Change-Id: I127b85497aa4fee58b74893165a980cbdd4444d6
Reviewed-on: https://chromium-review.googlesource.com/1146809
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
203b26f2
|
2018-07-25T10:30:43
|
|
ES31: Translate compute shader HLSL system variables in compile time
This patch moves the implementation of translating compute shader
builtin variables from link time to compile time.
Unlike graphics shaders that require the information from other
shader stages, we actually have enough information to translate
compute shader builtin variables in compile time.
Many redundant codes in DynamicHLSL have been removed after this
refactor.
BUG=angleproject:1442
Change-Id: I7458006785ff966a00a3825610adc5566652c75e
Reviewed-on: https://chromium-review.googlesource.com/1149609
Reviewed-by: Jiajia Qin <jiajia.qin@intel.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
|
|
06235df9
|
2018-07-20T14:26:07
|
|
Make HLSL shaders use only one main function
Instead of having separate main() and gl_main() functions in HLSL
shaders, add initializing outputs and inputs directly to the main
function that's in the AST.
This works around some HLSL bugs and should not introduce name
conflicts inside main() since all the user-defined variables are
prefixed.
BUG=angleproject:2325
TEST=angle_end2end_tests
Change-Id: I5b000c96aac8f321cefe50b6a893008498eac0d5
Reviewed-on: https://chromium-review.googlesource.com/1146647
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
da41ac69
|
2018-07-19T16:45:32
|
|
Fix decorating ViewID_OVR in HLSL output
ViewID_OVR should not be decorated in HLSL output since it is an
internal variable. Make sure that DecorateVariableIfNeeded() is used
for varyings instead of just Decorate() so that the internalness is
checked correctly and ViewID_OVR doesn't get decorated.
This avoids possible name conflicts between the internal ViewID_OVR
and any user-defined variables named ViewID_OVR.
BUG=angleproject:2062
TEST=angle_end2end_tests, angle_unittests
Change-Id: I9ed9876d4b2c760e7a11b0b270a2190993e840e5
Reviewed-on: https://chromium-review.googlesource.com/1143398
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
da92a476
|
2018-07-02T15:55:19
|
|
Clean up VaryingPacking
This patch intends to clean up some issues in VaryingPacking
to implement geometry shader easiler.
1. Use emplace_back() instead of push_back() when necessary.
2. Remove unnecessary parameter in VaryingPacking::packUserVaryings().
3. Remove the assignment of semanticIndex and only handle them in D3D11
back-ends.
BUG=angleproject:1941
Change-Id: Ia09c07f01dc442ce95cb4984e4b768d0c79872c7
Reviewed-on: https://chromium-review.googlesource.com/1128576
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
|
|
81970bc3
|
2018-06-06T11:11:56
|
|
Use ShaderMap in DynamicHLSL and StateManager11 - Part I
This patch is the first one of using ShaderMap in both DynamicHLSL and
StateManager11 to make the code cleaner and more straightforward.
BUG=angleproject:2169
Change-Id: I2b206d0250f5ced071cc1c3632367b16e5e02dfb
Reviewed-on: https://chromium-review.googlesource.com/1089473
Reviewed-by: Jiajia Qin <jiajia.qin@intel.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
|
|
04796cda
|
2018-05-24T19:52:16
|
|
Remove gl::PrimitiveType.
This replaces the usages with gl::PrimitiveMode. Also replaces
the ProgramD3D Geometry Shader executable storage with a
PackedEnumMap.
Bug: angleproject:2574
Change-Id: I476dd2ba92d6267b9ea2bb9a37ee15fb6a91e627
Reviewed-on: https://chromium-review.googlesource.com/1067115
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
|
|
467c15f9
|
2018-04-24T15:04:26
|
|
Use ShaderMap in ProgramD3D - Part II
This patch refactors ProgramD3D by storing all shader information
into ShaderMap to simplify the code structure.
This patch also fixes a bug on getting the number of maximum uniform
blocks.
BUG=angleproject:2169
Change-Id: I5b9fbfd70a18f8731ce19efed0df88037d495389
Reviewed-on: https://chromium-review.googlesource.com/1024749
Commit-Queue: Jiawei Shao <jiawei.shao@intel.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
|
|
94bbed1e
|
2018-03-20T14:44:53
|
|
Collect static use information during parsing
We now collect metadata for variables in the symbol table. The
metadata is stored in a map using the variable unique id as a key, so
we can store the variables themselves as constexpr while still having
dynamic metadata.
For now we collect whether a variable is statically read or written.
This can be used to more accurately determine whether a variable is
statically used, but can also enable more optimizations in the future,
such as pruning variables that are never read or folding variables
that are never written after initialization. The collection is done
during parsing, so that nothing is pruned from the AST before the
static use is recorded.
Static writes are flagged in ParseContext::checkCanBeLValue, as that
function is already called for all variables that are written.
Static reads are flagged whenever there's an operation that requires
a variable to be read. This includes:
* Unary and binary math ops
* Comma ops
* Ternary ops
* Assignments
* Returning the variable
* Passing the variable as an in or inout argument to a function
* Using the variable as a constructor argument
* Using the variable as an if statement condition
* Using the variable as a loop condition or expression
* Using the variable as an index
* Using the variable as a switch statement init expression
In case there are statements that simply refer to a variable without
doing operations on it, the variable is being treated as statically
read. Examples of such statements:
my_var;
my_arr[2];
These are a bit of a corner case, but it makes sense to treat them as
static use for validation purposes.
Collecting correct static use information costs us a bit of compiler
performance, but the regression is on the order of just a few percent
in the compiler perf tests.
BUG=angleproject:2262
TEST=angle_unittests, angle_end2end_tests
Change-Id: Ib0d7add7e4a7d11bffeb2a4861eeea982c562234
Reviewed-on: https://chromium-review.googlesource.com/977964
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
385b3e03
|
2018-03-21T09:43:28
|
|
Use packed enums on shader types in ANGLE renderer
This patch uses a packed internal enum ShaderType everywhere we
need a shader type instead of the GLenum value of the shader type.
This patch also uses program::getAttachedShader(type) everywhere
we need to get gl::Shader from a program in ANGLE.
BUG=angleproject:2169
Change-Id: I28a7fa1cfe35622c57a486932911110688eaadec
Reviewed-on: https://chromium-review.googlesource.com/972844
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
|
|
107c7247
|
2018-03-20T15:45:35
|
|
ShaderVariable: separate fields for staticUse and active
Thus far the compiler has used the "staticUse" flag to mark variables
that should have rather been marked "active", meaning that the code
may actually execute in a way that accesses the variable. There's a
clear definition for this use of the term "active" in the GLES 3.0.5
spec, section 2.12.6, and in GLES 3.1 section 7.3.1.
Having separate fields for recording static use and "activeness" of a
variable is the first step to fixing this.
According to the spec, usually only active resources should be
considered when checking use against max limits. Also, only active
uniforms get assigned a location. libANGLE code now correctly checks
the active flag rather than the static use flag in these cases.
The static use field still mirrors the active field for now, since
some code in Chromium also needs to be fixed to use the active field
correctly before the two can diverge.
After Chromium is fixed, we can fix ANGLE so that static use
information is recorded earlier during compilation and will accurately
reflect whether variables are statically used. Currently the compiler
only records variables once some static use may already have been
pruned from the AST.
BUG=angleproject:2262
TEST=angle_unittests, angle_end2end_tests
Change-Id: I025bb71361246ae00c911a1f8b66ec045f665f29
Reviewed-on: https://chromium-review.googlesource.com/970962
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
85072e8f
|
2017-11-14T15:43:28
|
|
ES31: Fix detaching/deleting compute shader after LinkProgram.
This change also moves the ShaderType enum from D3D renderer to angletype.h.
And it uses a bit mask to track the linked shader stages.
BUG=angleproject:2247
Change-Id: I5c7ee1445d353a02e24549ffcf6b0ac694dd1069
Reviewed-on: https://chromium-review.googlesource.com/768629
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
acf2f3ad
|
2017-11-21T19:22:44
|
|
Apply Chromium style fixes.
This addresses several minor code quality issues that are validated
in Chromium, but not yet applied to ANGLE:
* constructors and destructors must be defined out-of-line
* auto is not allowed for simple pointer types
* use override everywhere instead of virtual
* virtual functions must also be defined out-of-line
Slightly reduces binary size for me (~2k on Win, 150k on Linux).
Bug: angleproject:1569
Change-Id: I073ca3365188caf5f29fb28d9eb207903c1843e6
Reviewed-on: https://chromium-review.googlesource.com/779959
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
1734e171
|
2017-10-27T15:30:27
|
|
Only store innermost array offset in VariableLocation
Separate entries will be generated for each innermost array of arrays
of arrays in the variable tables. Because of this VariableLocation
actually only needs to store the innermost array index.
BUG=angleproject:2125
TEST=angle_end2end_tests
Change-Id: Id1ee35b3cecfc011d96b58e43cf0b1cccbfed408
Reviewed-on: https://chromium-review.googlesource.com/741742
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
d255123c
|
2017-10-26T20:03:33
|
|
Store shader interface variables as per query spec
GLES 3.1 section 7.3.1.1 specifies how active variable entries should
be generated and how active variables are named. The specs for program
interface variable queries are built on top of this section.
ANGLE has already followed this spec for the most part for generating
variable lists in ProgramState, but now we also follow the naming spec
for arrays and include [0] at the end of the stored name.
This will make implementing arrays of arrays more straightforward.
Most logic for variable queries will just keep working as is when
arrays of arrays are added instead of needing more complex logic for
handling array indexing.
BUG=angleproject:2125
TEST=angle_end2end_tests
Change-Id: I3acd14253153e10bc312114b0303065da2efb506
Reviewed-on: https://chromium-review.googlesource.com/739826
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
c853804c
|
2017-09-27T11:20:15
|
|
Add support for arrays of arrays to VariableLocation
Array indices are sorted so that the outermost index is in the back.
This is because we want to be consistent with future arrays of arrays
parsing code. In parsing we'll have a utility function to make a
TType object into an array, and there it's most natural to push the
new outermost sizes to the back of the vector.
Further patches will still be needed to parse arrays of arrays and
add support to arrays of arrays into the API.
BUG=angleproject:2125
TEST=angle_unittests, angle_end2end_tests
Change-Id: I6c88edabf68ae9dbd803ec6d20543016c408b702
Reviewed-on: https://chromium-review.googlesource.com/686414
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
6276b922
|
2017-09-25T02:35:57
|
|
Vulkan: Implement basic uniform shader parsing.
This is a first step at implementing uniforms with descriptor sets.
It does not actually bind uniforms and upload data, but it does
implement uniform shader parsing. Uniforms are gathered into a single
uniform block which is bound to set 0, with binding 0 for vertex
uniforms and binding 1 for fragment uniforms.
Also adds a ReplaceSubstring helper to string_utils.
Also removes the precision writing from OutputVulkanGLSL since this
was generating warnings with glslang.
BUG=angleproject:2167
Change-Id: I9ec8351ec1973e583100f99292b0080ee968067b
Reviewed-on: https://chromium-review.googlesource.com/699938
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Frank Henigman <fjhenigman@chromium.org>
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
|
|
fb997ec1
|
2017-09-20T15:44:27
|
|
Removed "name" and "used" from variable location.
The used flag was redundant with the index (which used MAXUINT). The
name was redundant with the stored uniform. Removing these gives a
very minor performance speed up when iterating and retrieving
uniform locations.
BUG=angleproject:1390
Change-Id: Ieeccdff7c131e1359e754e246d3648b73aad5baf
Reviewed-on: https://chromium-review.googlesource.com/659224
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
|
|
c9fed8dd
|
2017-09-12T15:23:00
|
|
D3D11: Move TF state management to StateManager11.
This also changes the dirty TF object to use a Serial, which is more
secure for very edge-care reallocation issues. It also moves the
StateManager11::updateState call to be the very first thing that
happens in a draw call. This prepares the back-end for making the
state sync actually happen in Context11::syncState, instead of
inside the draw call.
Also moves a bit more TF management code out of RendererD3D and
Renderer9.
BUG=angleproject:2052
Change-Id: I93d033a07be2049023111975a31637c53893e8c8
Reviewed-on: https://chromium-review.googlesource.com/659229
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
c1d4e550
|
2017-08-21T12:01:10
|
|
D3D11: Select view in vertex shader
View selection can happen in the vertex shader through the optional
feature VPAndRTArrayIndexFromAnyShaderFeedingRasterizer.
BUG=angleproject:2062
TEST=angle_end2end_tests
Change-Id: Iaf65685e04f828b0936295fea867f6f6cbe69bee
Reviewed-on: https://chromium-review.googlesource.com/628419
Commit-Queue: Martin Radev <mradev@nvidia.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
72b4e1e5
|
2017-08-31T15:42:56
|
|
D3D11: Add support for multiview layered rendering
A branch is added in the geometry shader to select either the
viewport, or texture layer which is being rendered to based on the
value of a uniform in the driver constant buffer. Using this approach
there is no need for separate programs for side-by-side and layered
rendering.
BUG=angleproject:2062
TEST=angle_end2end_tests
Change-Id: I66701164ff02a851c13695d5409f8ad350534e69
Reviewed-on: https://chromium-review.googlesource.com/645547
Commit-Queue: Martin Radev <mradev@nvidia.com>
Reviewed-by: Olli Etuaho <oetuaho@nvidia.com>
|
|
1ba9b85a
|
2017-08-29T14:08:41
|
|
HLSL: Declare gl_ViewID_OVR as fragment input if extension is enabled
Previously a pixel shader would have gl_ViewID_OVR as input only if it
were used in it. However, in a case with a user-specified varying and no
usage of gl_ViewID_OVR in the pixel shader, a link-time error would
occur whenever the geometry and pixel shaders were to be linked as the
order of parameters in the signatures would not match.
The patch addresses this by always having gl_ViewID_OVR declared as
pixel shader input if the OVR_multiview(2) shader extension is enabled.
The patch does not provide any tests because draw commands are not yet
supported at this stage.
BUG=angleproject:2062
TEST=angle_end2end_tests
Change-Id: Ia154fd53cbf3847cfaf0504e4ec44632b9cd5327
Reviewed-on: https://chromium-review.googlesource.com/641151
Commit-Queue: Martin Radev <mradev@nvidia.com>
Reviewed-by: Olli Etuaho <oetuaho@nvidia.com>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
|
|
a836b466
|
2017-08-16T14:58:35
|
|
D3D11: Allow no-op pixel shader output.
On HLSL 4+, the debug runtime issues a warning when we try to render
to a color output in the pixel shader that doesn't have a matching
render target bound. This happens when doing a depth or stencil-only
render pass. We only need to bind a dummy output in HLSL 3, so tighten
the workaround we had in place and fix the warning for D3D11.
BUG=angleproject:2025
Change-Id: I16ba9e907f3a6e59afff93fe4583d084cbdf42c5
Reviewed-on: https://chromium-review.googlesource.com/617268
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
41ac68e7
|
2017-06-06T12:16:58
|
|
Select viewport index in GS for multi-view instanced rendering
The patch extends the OutputHLSL and DynamicHLSL translators to
select the viewport index in the geometry shader and propagate
the ViewID variable to the fragment shader.
BUG=angleproject:2062
TEST=angle_end2end_tests
Change-Id: I9e344a7521e2e1137e6eb38d0bfecea8bece778f
Reviewed-on: https://chromium-review.googlesource.com/608967
Commit-Queue: Martin Radev <mradev@nvidia.com>
Reviewed-by: Olli Etuaho <oetuaho@nvidia.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
|
|
06a06f5e
|
2017-07-12T12:22:15
|
|
Fix non statically used fragment input structs on HLSL
Add static use information to struct fields that mirrors the static
use information on the struct itself. This way dynamically generated
HLSL doesn't need special handling for initializing fragment inputs
if they are structs.
This fixes a problem with the previous code where dynamically
generated HLSL ended up trying to initialize structs that are not
declared in the HLSL output because they were not being referenced.
BUG=angleproject:2104
TEST=angle_end2end_tests
Change-Id: I21283ce4fe26515d62d95e61f8155dc9a9b44cf1
|
|
10bed9fc
|
2017-06-05T12:59:22
|
|
Minor optimizations to DynamicHLSL.
This makes us use std::ostringstream in more places, instead of
string concatenation.
BUG=chromium:697758
Change-Id: Ifdcaa2e7e119664fc9cfdc566ea13b519a294714
Reviewed-on: https://chromium-review.googlesource.com/521729
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
|
|
bd044ed8
|
2017-06-05T12:59:21
|
|
Defer shader compiles when possible.
When using the program binary memory cache inside ANGLE, this will
give a potential fast path. If the user doesn't query the shader
compile status or info log before calling LinkProgram, then we can
check the program cache before translating the program, and if it
finds a hit, we don't even need to call the translator.
To preserve the shader settings at compile time, a reference to the
current shader translator is kept in a binding pointer on the call
to compile. This mirrors a similar implementation in Chromium's
command buffer. Also the compile options and source are cached at
compile to preserve the correct shader state.
BUG=angleproject:1897
Change-Id: I3c046d7ac8c3b5c8cc169c4802ffe47f95537212
Reviewed-on: https://chromium-review.googlesource.com/517379
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
15015f7f
|
2017-03-16T13:54:21
|
|
ES31: Add glGetProgramResourceIndex API
Add API entry and validation checks(GLES 3.1 section 7.3).
Add the first 2 interfaces(PROGRAM_INPUT and PROGRAM_OUTPUT) implementation.
BUG=angleproject:1920
Change-Id: Ib2dedded9fd79b315e9f38de7c27a5e4ec4c6066
Reviewed-on: https://chromium-review.googlesource.com/453085
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
|
|
66a0819c
|
2017-02-03T15:24:25
|
|
D3D9: Write dummy output for depth/stencil only draw.
This prevents a spurious D3D runtime warning, which was clogging up
some of our test output.
BUG=angleproject:1660
Change-Id: I1a747ba7532323b989dbed1ee7c78b3b457768a6
Reviewed-on: https://chromium-review.googlesource.com/437724
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
b123938d
|
2016-12-13T15:07:05
|
|
D3D11: Add support to compile and link compute shaders
This is a reland of 2cd9d7e032fb412b539a907c58342060340387a1.
BUG=angleproject:1442
TEST=angle_end2end_tests
Change-Id: I5be0032b97617c31cdd4c66a823e8eb3b518867a
Reviewed-on: https://chromium-review.googlesource.com/430199
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
417df92f
|
2017-01-12T09:23:07
|
|
Revert "D3D11: Add support to compile and link compute shaders."
Fails https://build.chromium.org/p/chromium.gpu.fyi/builders/Linux%20Debug%20%28New%20Intel%29/builds/5769
BUG=angleproject:1442
This reverts commit 2cd9d7e032fb412b539a907c58342060340387a1.
Change-Id: Ic1610d20ba0449b423528fa9840aa951c012cf84
Reviewed-on: https://chromium-review.googlesource.com/427229
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
2cd9d7e0
|
2016-12-13T15:07:05
|
|
D3D11: Add support to compile and link compute shaders.
BUG=angleproject:1442
Change-Id: I13240e931e6f121d175d2cd6b41324d38bb39a5c
Reviewed-on: https://chromium-review.googlesource.com/405831
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
192745a7
|
2016-12-22T15:58:21
|
|
Add varying packing validation for WebGL.
This CL moves the varying packing from the D3D layer up to Program.
This is necessary for WebGL validation, and gives us consistency
for the various back-ends. There may be some additional cleanup work
on the VaryingPacking class, because it does some work that is D3D-
specific.
WebGL requires strict varying packing. Instead of allowing success
unconditionally, it's an explicit error to succeed to pack a set of
varyings that the sample algorithm would fail to pack.
Introduce a new packing mode option to the varying packing class to
handle this different packing style, while keeping our old more
relaxed packing method for ES code.
BUG=angleproject:1675
Change-Id: I674ae685ba573cc2ad7d9dfb7441efa8cb2d55fc
Reviewed-on: https://chromium-review.googlesource.com/423254
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
|
|
120040e2
|
2016-12-07T14:46:16
|
|
D3D: Move some HLSL-specific code to a new folder.
This code doesn't actually call any D3D runtime methods, so it can be
included in our cross platform unit tests. Just include the varying
packing code for now.
BUG=angleproject:1296
BUG=angleproject:1638
Change-Id: I5c0ccccb00e1c13ca98448256be048f7cd0968ce
Reviewed-on: https://chromium-review.googlesource.com/417116
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
|
|
51c4768b
|
2016-10-25T15:50:14
|
|
Fix a couple global variable warnings.
The DynamicHLSL code was using global strings to find stubs.
The math code was also using pow in a global, which can be replaced
with a simple bit shift.
BUG=angleproject:1459
Change-Id: Idb0602ab7640c221843385b0a0a4cfecd5fd3a26
Reviewed-on: https://chromium-review.googlesource.com/403289
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
82a468af
|
2016-06-21T17:18:25
|
|
Don't unpack un-referenced varyings in the pixel shader.
Transform feedback varyings that were optimized out were still being unpacked
causing HLSL compilation failures.
This was triggering failures in the conformance2/state/gl-object-get-calls.html
test.
BUG=angleproject:1422
Change-Id: I297cccd5b99435dfb69a3c2b0fd3086b6ddf0b3a
Reviewed-on: https://chromium-review.googlesource.com/354590
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>
|
|
dfde6abf
|
2016-06-09T07:07:18
|
|
Context: Remove mutable gl::State getter.
This will preserve layering - the API layer doesn't mutate the state
directly, it passes the API call through to the Context. Is also
removes the possiblity of any shenanigans of the Validation layer
changing the GL state.
Also, this CL refactors a few validation entry points to take
ValidationContext instead of Context. ValidationContext will be the
correct way to interact with the gl::Context in the Validation code.
Finally, additional refactorings make ContextState a proper class with
private data. This allows the ContextState itself to keep a mutable
pointer to the gl::State, so ValidationContext can modify it if
necessary (and it will be necessary for Framebuffer completeness
caching).
BUG=angleproject:1388
Change-Id: I86ab3561573caa9535c8d1b8aad4ab3d0e7cd470
Reviewed-on: https://chromium-review.googlesource.com/348954
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
48ef11b2
|
2016-04-27T15:21:52
|
|
Rename gl::Framebuffer::Data to gl::FramebufferState.
Moving this out of the Framebuffer class allows us to forward-
declare it.
BUG=angleproject:1363
Change-Id: I91971c37a92151df508cdf7f0eb8c3e93506d112
Reviewed-on: https://chromium-review.googlesource.com/340741
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
9082b982
|
2016-04-27T15:21:51
|
|
Rename gl::Data to gl::ContextState.
Part of the new world order of renaming the Obj::Data classes to ObjState.
BUG=angleproject:1363
Change-Id: I15cf002b8b093d687f540b9e86f045874af24a7e
Reviewed-on: https://chromium-review.googlesource.com/340740
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
|
|
3d932d83
|
2016-04-12T11:10:30
|
|
Defer global initializers when necessary
Move global variable initializers that are not constant expressions to
a function that gets called at the start of main(). This is done
with an AST transformation. This needs to be done because global
variable initializers must be constant in native GL, but ANGLE is more
lenient with what can be put into ESSL 1.00 global initializers to
remain compatible with legacy WebGL content.
Non-constant global variable initializers also caused issues in HLSL
output, since in HLSL output some types of expressions get unfolded
into multiple statements. These include short-circuiting operators and
array initialization. To make sure that these cases are covered, any
initializers that can't be constant folded are deferred, even if they
have the const qualifier.
The old deferring mechanism in OutputHLSL is removed in favor of this
new AST transformation based approach.
BUG=angleproject:819
BUG=angleproject:1205
BUG=angleproject:1350
BUG=596616
TEST=WebGL conformance test
conformance/glsl/misc/global-variable-init.html
Change-Id: I039cc05d6b8c284baeefbdf7f10062cae4bc5716
Reviewed-on: https://chromium-review.googlesource.com/338291
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Olli Etuaho <oetuaho@nvidia.com>
|
|
50fcf744
|
2016-04-11T13:57:32
|
|
Add a test for gl_VertexID
BUG=angleproject:1217
BUG=587781
Change-Id: I2fd20c686863c1409228717606977a3c4e1cd7fa
Reviewed-on: https://chromium-review.googlesource.com/338180
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
|
|
b076adde
|
2016-01-11T16:45:46
|
|
Implement gl_VertexID
BUG=angleproject:1217
Change-Id: Ibb9423d7de4966bce231734925a804b6340b5059
Reviewed-on: https://chromium-review.googlesource.com/321420
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
2a63b3f8
|
2016-02-08T12:29:08
|
|
Re-land "Implement EGL_experimental_present_path_angle"
- Re-land with clang fix.
This allows ANGLE to render directly onto a D3D swapchain in the correct
orientation when using the D3D11 renderer.
The trick is to add an extra uniform to each shader which takes either
the value +1.0 or -1.0. When rendering to a texture, ANGLE sets this
value to -1.0. When rendering to the default framebuffer, ANGLE sets
this value to +1.0. ANGLE multiplies vertex positions by this value in
the VS to invert rendering when appropriate. It also corrects other
state (e.g. viewport/scissor rect) and shader built-in values
(e.g. gl_FragCoord).
This saves a substantial amount of GPU time and lowers power
consumption. For example, the old method (where ANGLE renders all
content onto an offscreen texture, and then copies/inverts this onto the
swapchain at eglSwapBuffers() time) uses about 20% of the GPU each frame
on a Lumia 630.
Verification:
+ dEQP GL ES2 tests pass when "present path fast" is enabled
+ all ANGLE_end2end_tests pass when "present path fast" is enabled
BUG=angleproject:1219
Change-Id: I56b339897828753a616d7bae837a2f354dba9c63
Reviewed-on: https://chromium-review.googlesource.com/326730
Tryjob-Request: Austin Kinross <aukinros@microsoft.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
|
|
d1c46228
|
2016-02-08T14:51:18
|
|
Revert "Implement EGL_experimental_present_path_angle"
Compile failure on Clang/Win:
The reason for reverting is: FAILED: ninja -t msvc -e environment.x86 --
"..\..\third_party/llvm-build/Release+Asserts/bin/clang-cl" -m32 /nologo
/showIncludes /FC
@obj\third_party\angle\src\tests\egl_tests\angle_end2end_tests.EGLPresentPathD3D11Test.obj.rsp
/c ..\..\third_party\angle\src\tests\egl_tests\EGLPresentPathD3D11Test.cpp
/Foobj\third_party\angle\src\tests\egl_tests\angle_end2end_tests.EGLPresentPathD3D11Test.obj
/Fdobj\gpu\angle_end2end_tests.cc.pdb
In file included from
..\..\third_party\angle\src\tests\egl_tests\EGLPresentPathD3D11Test.cpp:7:
In file included from
..\..\third_party\angle\src\tests\test_utils/ANGLETest.h:13:
..\..\testing\gtest\include\gtest/gtest.h(1392,16) : error: comparison of
integers of different signs: 'const int' and 'const unsigned int'
[-Werror,-Wsign-compare]
if (expected == actual) {
~~~~~~~~ ^ ~~~~~~
..\..\testing\gtest\include\gtest/gtest.h(1422,12) : note: in instantiation of
function template specialization 'testing::internal::CmpHelperEQ<int, unsigned
int>' requested here
return CmpHelperEQ(expected_expression, actual_expression, expected,
^
..\..\third_party\angle\src\tests\egl_tests\EGLPresentPathD3D11Test.cpp(281,9) :
note: in instantiation of function template specialization
'testing::internal::EqHelper<false>::Compare<int, unsigned int>' requested here
ASSERT_EQ(mWindowWidth * 4, mappedSubresource.RowPitch);
^
..\..\testing\gtest\include\gtest/gtest.h(1960,32) : note: expanded from macro
'ASSERT_EQ'
# define ASSERT_EQ(val1, val2) GTEST_ASSERT_EQ(val1, val2)
^
..\..\testing\gtest\include\gtest/gtest.h(1943,67) : note: expanded from macro
'GTEST_ASSERT_EQ'
EqHelper<GTEST_IS_NULL_LITERAL_(expected)>::Compare, \
^
BUG=angleproject:1219
This reverts commit 6b3c1db5170450bbc4946d8f18ba0d8619da43a0.
Change-Id: Ia67ab82dd13295dc03235d57fa417c73f20a49e6
Reviewed-on: https://chromium-review.googlesource.com/326680
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
6b3c1db5
|
2015-12-18T14:01:46
|
|
Implement EGL_experimental_present_path_angle
This allows ANGLE to render directly onto a D3D swapchain in the correct
orientation when using the D3D11 renderer.
The trick is to add an extra uniform to each shader which takes either
the value +1.0 or -1.0. When rendering to a texture, ANGLE sets this
value to -1.0. When rendering to the default framebuffer, ANGLE sets
this value to +1.0. ANGLE multiplies vertex positions by this value in
the VS to invert rendering when appropriate. It also corrects other
state (e.g. viewport/scissor rect) and shader built-in values
(e.g. gl_FragCoord).
This saves a substantial amount of GPU time and lowers power
consumption. For example, the old method (where ANGLE renders all
content onto an offscreen texture, and then copies/inverts this onto the
swapchain at eglSwapBuffers() time) uses about 20% of the GPU each frame
on a Lumia 630.
Verification:
+ dEQP GL ES2 tests pass when "present path fast" is enabled
+ all ANGLE_end2end_tests pass when "present path fast" is enabled
BUG=angleproject:1219
Change-Id: Ib6eeea46bafa6ebce4adada0ae9db3a433b8fc4c
Reviewed-on: https://chromium-review.googlesource.com/321360
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tryjob-Request: Austin Kinross <aukinros@microsoft.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Geoff Lang <geofflang@chromium.org>
|
|
55c25d0c
|
2015-11-18T13:08:08
|
|
D3D11: Fix varying packing with structs.
Previously we would try to pass an entire struct through HLSL's
shader interface. Instead, split this off as if each field was
its own variable, which seems to be spec compliant (see ESSL 3.10).
In the future we may want to fix register packing to use specific
components of float4/int4/uint4 HLSL registers. This could also fix
the remaining bugs in the SM3 packing.
TEST=dEQP-GLES3.functional.shaders.linkage.varying.*
BUG=angleproject:910
BUG=angleproject:1202
Change-Id: I1fd8b4505abc39bd2385ed5c088c316d55d0bc2c
Reviewed-on: https://chromium-review.googlesource.com/311242
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
9fc3682c
|
2015-11-18T13:08:07
|
|
D3D: Rework varying packing code.
In D3D we pack varyings by making a register map, and using the
recommended GLSL ES algorithm to reserve register space. We use
this map to assign row and column slots to each varying and then
produce a semantic index value.
The existing scheme had a number of bugs, and was failing several
angle_end2end_tests. The new design cleans up the code somewhat
and uses a different counting scheme for the semantic indexes:
just sort the varyings in packing order and use a simple
incrementing semantic index per varying. In SM4+, the HLSL compiler
sorts and packs the varyings correctly itself, and in SM3, handle
the cases we don't support by returning an error instead of a D3D
compiler link error.
Also refactor how we store varying information for TF Feedback/
StreamOut. Only store the necessary D3D information, instead of
extra information like the name and type.
This fixes several tests in GLSLTest/*. This also will allow us to
fix interpolation qualifier packing and the structure packing in
HLSL, which seems to work differently than the rest of the varying
types.
BUG=angleproject:1202
TEST=bots,dEQP-GLES3.functional.transform_feedback.*
Change-Id: Ie5bfbb4f71d8bf97f39115fc46d2e61b131df639
Reviewed-on: https://chromium-review.googlesource.com/311241
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
e39a3f0a
|
2015-11-17T20:42:15
|
|
ProgramD3D: Move some common code into a Metadata class.
This metadata class captures some of our commonly referenced but also
complex flats into a shared place. We can then re-use them in the
semantic code, the DynamicHLSL linking code, and the program code.
Refactoring patch only.
BUG=angleproject:1202
Change-Id: I8b6088cfa5488c5173a6f06c15abab5a4ead4cb8
Reviewed-on: https://chromium-review.googlesource.com/311700
Tryjob-Request: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
|
|
65345da4
|
2015-11-13T11:25:23
|
|
Re-land "D3D: Move some varying packing code into a new file."
Re-land with fix for compile errors.
Refactoring patch which moves code only. Work and full description
will follow in a subsequent CL.
BUG=angleproject:1202
Change-Id: Ib7c7dbd32491cdd9512dbecdc0e1e90303d8f28d
Reviewed-on: https://chromium-review.googlesource.com/312481
Tryjob-Request: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
|
|
bbdeeb18
|
2015-11-12T15:42:16
|
|
Revert "D3D: Move some varying packing code into a new file."
Compile error:
c:\b\build\slave\gpu_win_builder\build\src\third_party\angle\src\libangle\renderer\d3d\dynamichlsl.cpp(508) : error C3861: 'getSemanticInfo': identifier not found
c:\b\build\slave\gpu_win_builder\build\src\third_party\angle\src\libangle\renderer\d3d\dynamichlsl.cpp(642) : error C3861: 'getSemanticInfo': identifier not found
BUG=angleproject:1202
This reverts commit d992cde27ea6ffd71205399c3ddb88c7085c99b4.
Change-Id: I11f34d2ac4cc047c397e45348cb9502676380be0
Reviewed-on: https://chromium-review.googlesource.com/312480
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
d992cde2
|
2015-11-10T14:42:08
|
|
D3D: Move some varying packing code into a new file.
Refactoring patch which moves code only. Work and full description
will follow in a subsequent CL.
BUG=angleproject:1202
Change-Id: I60346c516209a0517fc2bac38e0d04ff56bcbc3c
Reviewed-on: https://chromium-review.googlesource.com/311260
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
28afae5d
|
2015-11-09T15:07:57
|
|
Rename LinkedVarying to D3DVarying.
Also move this type to D3D-only world. It was only used in the D3D
renderer and has specific stuff like register/semantic indexes.
Refactoring patch to clean up further work with Varyings.
BUG=angleproject:1202
Change-Id: I4b1d6899e9eef356efc7d11e9cd6cf88b234aa76
Reviewed-on: https://chromium-review.googlesource.com/311240
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
f0915a89
|
2015-11-03T11:15:36
|
|
Fix standalone build in MSVS 2013
Range-based for loop saves the end iterator by assigning it to a
variable, so the iterator class needs to have a copy constructor at
least on some C++ compiler implementations.
The issue got introduced by a chain of three commits, so it's better to
just fix the issue rather than revert them all.
TEST=build on Windows
Change-Id: Ib6d8d7e97559838eaac44279454197445535f256
Reviewed-on: https://chromium-review.googlesource.com/309723
Tryjob-Request: Olli Etuaho <oetuaho@nvidia.com>
Tested-by: Olli Etuaho <oetuaho@nvidia.com>
Reviewed-by: Olli Etuaho <oetuaho@nvidia.com>
|
|
c7a92fdb
|
2015-10-29T10:08:09
|
|
D3D11: Fix provoking vertex for flat triangle strips.
Triangle strips alternate the provoking vertex based on the
primitive, so use the primitive ID in the GS to determine this.
This might interact poorly with primitive restart, so we might have
to use a slow path for that.
BUG=angleproject:754
Change-Id: I4f6f520887d4c4c52d2ad020e6db148607f68325
Reviewed-on: https://chromium-review.googlesource.com/309156
Tryjob-Request: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
3e14e2b1
|
2015-10-29T14:38:53
|
|
D3D11: Fix basic provoking vertex flat shading cases.
The enables geometry shaders that correct for the flat shading on
provoking vertexes. It does not fix it for triangle strips, or in
conjunction with primitive restart (which is not yet implemented
in D3D11).
Also ensure we do not regress with flat shading enabled and transform
feedback. In cases where we use flat shading, do a double draw call,
first with an untransformed vertex stream, and no geometry shader,
then with the geometry shader enabled.
This also fixes the dEQP fragment output tests with ints.
BUG=angleproject:754
Change-Id: Ib37e8ec32d19db17ea5d4dc88158cdae0c956bfc
Reviewed-on: https://chromium-review.googlesource.com/309155
Tryjob-Request: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
f4b2c4fd
|
2015-10-29T14:38:54
|
|
Refactor DynamicHLSL geometry shader code more.
This refactor adds a typed iterator class for helping to iterate over
varying registers from packed varyings. We use the same iteration
logic in several places and it has a triple loop, so encapsulating
this into an iterator class keeps it cleaner.
The other change is to use std::stringstream in places where we would
return a std::string.
These refactorings will aid in subsequent work to implement provoking
vertex fixes and to refactor our varying packing algorithm.
BUG=angleproject:754
Change-Id: Id44a1f68ccd4edc3458f1cf514f5eab4b8cd4151
Reviewed-on: https://chromium-review.googlesource.com/309811
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
4e31ad55
|
2015-10-29T10:32:57
|
|
D3D11: Add dynamic geometry shaders.
The geometry shader we want will depend on our current draw mode, and
if we're using flat shading in the shader. Without flat shading, we'll
still be using them only for point sprites, but for other primitive
types with flat shading enabled, we'll be using them to correct the
provoking vertex order with D3D11.
Note: no new features in this CL, those are turned on in follow-ups.
BUG=angleproject:754
Change-Id: Iabf13ffd582f5a7200ee0df5aa9c3671aa7b6ed4
Reviewed-on: https://chromium-review.googlesource.com/309154
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
76f8fa66
|
2015-10-29T10:32:56
|
|
Refactor Geometry Shader support to enable pass-through.
This should be a refactoring change only. The new code is exercised in
follow-up CLs.
BUG=angleproject:754
Change-Id: I99285e1e7772cae467013102f25c911ebc9f54a9
Reviewed-on: https://chromium-review.googlesource.com/309153
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
7c89d248
|
2015-10-13T12:45:59
|
|
Reland Fixed FL9_3 shaders that use glPointCoord without glPointSize.
This change fixes a Shader error on FL9_3 that reports
Vertex/Pixel Shader linkage signatures between stages
being incompatible when glPointCoord is used without glPointSize.
Change-Id: I107d06692c5375c07544038f5f4429c1e8d6e313
Reviewed-on: https://chromium-review.googlesource.com/305395
Tested-by: Cooper Partin <coopp@microsoft.com>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
334d615f
|
2015-10-22T14:00:28
|
|
Fix up the style in DynamicHLSL a bit.
Use std::stringstream when possible, and use Context's caps instead
of the Renderer's.
BUG=angleproject:754
Change-Id: I2dc773709bbd612ab7ea372a358337c0a81869a3
Reviewed-on: https://chromium-review.googlesource.com/307872
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
e73a1e84
|
2015-10-13T19:30:04
|
|
Revert "Fixed FL9_3 shaders that use glPointCoord without glPointSize."
Failing test in angle_end2end_tests:
GLSLTest.MaxMinusTwoVaryingVec4PlusTwoSpecialVariables:
program link failed: C:\fakepath(87,5-18): error X4000: variable 'output' used without having been completely initialized
This reverts commit 73e32ee161b7b613e9e25e3cc393851c430eeb98.
Change-Id: Ie47cb3a92ccfa1271a880a8b7e5a87b05963bab9
Reviewed-on: https://chromium-review.googlesource.com/305530
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
73e32ee1
|
2015-09-21T14:30:14
|
|
Fixed FL9_3 shaders that use glPointCoord without glPointSize.
This change fixes a Shader error on FL9_3 that reports
Vertex/Pixel Shader linkage signatures between stages
being incompatible when glPointCoord is used without glPointSize.
Change-Id: I93ffb6c6dd38f26e2156a374b1b58ecc3a5f250b
Reviewed-on: https://chromium-review.googlesource.com/301450
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Cooper Partin <coopp@microsoft.com>
|
|
91445bce
|
2015-09-23T16:47:53
|
|
Make a shader Shader::Data state structure.
This design follows the similar designs for Program, Framebuffer, etc.
Because of the current design, share a mutable pointer with the Impl
so the patch becomes a bit smaller and easier to review. In a follow-
up patch we can move the shared code into the GL layer.
BUG=angleproject:1159
Change-Id: Ib243e74779f23be51cdca80f1b5c6e5f3e36059d
Reviewed-on: https://chromium-review.googlesource.com/299876
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
a0a9e12d
|
2015-09-02T15:54:30
|
|
translator: Add sh::OutputVariable type.
This replaces the dual-use of sh::Attribute, which can be a bit
confusing to people expecting a literal output variable.
Currently not used in Chromium, so should be safe to land.
BUG=angleproject:1146
Change-Id: I436f2bc9dc4ddc3709369cb2baa344c6b13a21a2
Reviewed-on: https://chromium-review.googlesource.com/296683
Reviewed-by: Kenneth Russell <kbr@chromium.org>
Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
ca03b35c
|
2015-09-02T12:38:13
|
|
Re-land "Compute packed varyings in ProgramD3D only."
Instead of storing varying information in the shader, use a temporary
set when linking a D3D program. This also means we won't have to
modify information in the Shader object when linking a D3D program.
This completes the refactoring for PackedVaryings.
Re-land with fix for missing init of PackedVarying::vertexOnly.
BUG=angleproject:1123
Change-Id: If110809c3817d88b0370ac575d739d7385b067d9
Reviewed-on: https://chromium-review.googlesource.com/296731
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
c437046f
|
2015-09-01T17:27:40
|
|
Revert "Compute packed varyings in ProgramD3D only."
Likely the cause of Windows bot failures.
BUG=angleproject:1123
This reverts commit 532061bbfb160586a06f0e47b6bbb5350e735203.
Change-Id: Ia4f0161b97bfbf2adb4cafaa5fa5484f04fad245
Reviewed-on: https://chromium-review.googlesource.com/296710
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
532061bb
|
2015-08-31T15:16:45
|
|
Compute packed varyings in ProgramD3D only.
Instead of storing varying information in the shader, use a temporary
set when linking a D3D program. This also means we won't have to
modify information in the Shader object when linking a D3D program.
This completes the refactoring for PackedVaryings.
BUG=angleproject:1123
Change-Id: I241610e87f7d14f3e18b0d8bd84f1a3509c05dfd
Reviewed-on: https://chromium-review.googlesource.com/295193
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
|
|
4cff2477
|
2015-08-21T16:53:18
|
|
Make PackedVarying a D3D-only type.
The register assignment stuff only applies to the D3D back-end.
Cleans up the GL back-ends use of PackedVarying, and will lead
to future cleanups relating to packing varyings.
BUG=angleproject:1123
Change-Id: Iaaa5fc03577e5b61ea6ae76ee1e15ad608037f34
Reviewed-on: https://chromium-review.googlesource.com/295190
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
80a6fc03
|
2015-08-21T16:53:16
|
|
Make output variables part of Program's shared data.
Also initialize this structure within Program instead of DynamicHLSL.
This should have benefits for other back-ends. Also these variables
weren't being serialized and de-serialized with the program binary,
which could mess up WebGL apps that use MRT.
BUG=angleproject:1123
Change-Id: Ic0dd4840f26441a1bee8527dfa178b24daf82f8a
Reviewed-on: https://chromium-review.googlesource.com/294571
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
ada9ecc3
|
2015-08-17T12:53:37
|
|
Make TF Feedback buffer mode a GL-level variable.
Don't query this as an Impl method, since it exists on the GL level.
Also some related refactorings and cleanups.
BUG=angleproject:1123
Change-Id: I3610bc0db2bcaa96408506e06a65a2f4dab93150
Reviewed-on: https://chromium-review.googlesource.com/293761
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
5c6b7bfe
|
2015-08-17T12:53:35
|
|
Add a Program::Data shared state structure.
Similar to the Framebuffer and other classes, this gives the Impl
class a read-only view of the object's state.
BUG=angleproject:1123
Change-Id: I580eaebe2de236adf8131d6e3f54633cecce8c25
Reviewed-on: https://chromium-review.googlesource.com/293760
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
4d61f7ed
|
2015-08-12T10:56:50
|
|
Reland Fixed compiler warning C4267 'conversion from 'size_t' to 'type', possible loss of data'
Additional warnings found with more testing and added C4267 warning disable only for angle_libpng
BUG=angleproject:1120
Change-Id: Ic403dcff5a8018056fa51a8c408e64207f3362eb
Reviewed-on: https://chromium-review.googlesource.com/293028
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>
|
|
b195643c
|
2015-08-12T17:35:20
|
|
Revert "Fixed compiler warning C4267 'conversion from 'size_t' to 'type', possible loss of data'"
Seems to have quite a few warnings in 64-bit on my machine.
BUG=angleproject:1120
This reverts commit c5cf9bc47d0ee028adbbf9e9f94ca567eec601dc.
Change-Id: I86768b900aeba52e7a2242d9ae8949f93f1a5ba9
Reviewed-on: https://chromium-review.googlesource.com/293280
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
|
|
c5cf9bc4
|
2015-08-06T10:46:48
|
|
Fixed compiler warning C4267 'conversion from 'size_t' to 'type', possible loss of data'
BUG=angleproject:1120
Change-Id: I01ef10bea7f487c2b394d030c76628f38d2ea645
Reviewed-on: https://chromium-review.googlesource.com/292780
Tested-by: Cooper Partin <coopp@microsoft.com>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
|
|
f8dd7b10
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2015-08-05T13:50:08
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Refactor input layout & vertex signatures.
Always size input layouts to gl::MAX_VERTEX_ATTRIBS, and use '1' bits
to signal where we have a GPU conversion. The simplification allows us
to more cleanly match the vertex executable signatures and makes our
default VertexExecutable hit much more often.
BUG=510151
TEST=angle_end2end_tests,Canary WebGL, manual testing with Chromium
Change-Id: I5009323c4e7e208e7a2595be46658c344517a4ff
Reviewed-on: https://chromium-review.googlesource.com/290740
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
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d3dfda2b
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2015-07-06T08:28:49
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Refactor how we store vertex formats.
Instead of storing a vertex format as a struct with the full info,
instead use an enum, and look up the info when we need it. This
saves a lot of constructor initialization time, operator comparison
time, and storage. It also will allow us to look up D3D format info
more quickly.
BUG=angleproject:959
Change-Id: I202fd1ea96981073bc1b5b232b1ec3efa91485cb
Reviewed-on: https://chromium-review.googlesource.com/277289
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Tested-by: Jamie Madill <jmadill@chromium.org>
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14e95b38
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2015-05-07T10:10:41
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translator: Reject shaders that use both FragColor+FragData.
*re-land with fix for unused var in release*
We checked this at link time in the D3D back-end, but this
restriction applies to all shaders.
TEST=dEQP-GLES2.functional.shaders.fragdata.*
BUG=angleproject:995
BUG=478572
Change-Id: I63258f4de47e658812822f31601cc235f48c0826
Reviewed-on: https://chromium-review.googlesource.com/271470
Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Olli Etuaho <oetuaho@nvidia.com>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
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