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@@ -1,223 +0,0 @@
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- Revision history for Shaderc
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-
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- v2020.1 2020-06-09
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- This is the last version that officially supports VS2013.
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-
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- - General:
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- - Added warning signs about unsupported downloads (#1041)
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- - Added .NET bindings to README.md (#1060)
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- - Only add -fPIC if supported by the compiler. (#1061)
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-
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- - glslc, libshaderc:
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- - Removed Singleton pattern around access to glslang (#1059)
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-
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- - spvc:
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- - Added concept of comparison sampler to API (#1036)
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- - Added support for options.hlsl.nonwritable_uav_texture_as_srv (#1048)
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- - Support forcing storage buffers to be always declared as UAV. (#1076)
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-
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- v2020.0 2020-03-06
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- - General:
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- - Getting spirv.hpp from SPIRV-Headers instead of not glslang (#992)
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- - Added clarification about status of artifacts in downloads.md (#1012)
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-
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- - glslc, libshaderc:
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- - Added support for new Glslang profile enum, EProfileCount (#973)
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- - Updated user documentation for -S in glslc (#978)
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- - Add documentation for Vulkan 1.2 and SPIR-V 1.5 (#980)
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- - Removed NV_EXTENSIONS conditionals (#1003)
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- - Added support for generating WebGPU SPIR-V to libshaderc (#1021)
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- - Rolled in all DEPS for provisional SPIR-V extensions for raytracing
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-
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- - spvc:
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- - Normalized API behaviour (#967)
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- - Added source_set target for libshaderc_spvc (#976)
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- - Added in support for spvc logging to the terminal (#981)
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- - Internal refactoring to reduce boiler plate in API implementations (#984)
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- - Added newline to logging messages to make them readable (#985)
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- - Added reflection support for Dawn:
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- - storage textures (#1001)
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- - storage texture format (#1005)
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- - texture dimension for storage textures (#1008)
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- - is storage texture declared as multisampled texture (#1011)
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- - Converted compile options to require explicit environments (#1019)
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- - Added knob to control force_zero_initialized_variables in SPIRV-Cross (#1028)
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-
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- v2019.1 2020-01-22
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- - glslc, libshaderc:
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- - Add -fnan-clamp: Generate code for max and min builtins so that,
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- given a NaN operand, will return the other operand. Similarly, the
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- clamp builtin favours non-NaN operands, as if clamp was implemented
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- as the composition of max and min.
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- - Add -finvert-y
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- - Using SetBeforeHlslLegalization for more relaxed validation rules
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- - Added support for SPIR-V 1.5
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- - Add --emit-line-directive option
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- - Added support for Vulkan 1.2
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- - spvc:
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- - Add many options:
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- --flatten-multidimensional-arrays
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- --es
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- --no-es
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- --glsl-emit-push-constant-as-ubo
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- --msl-swizzle-texture-samples
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- --msl-platform=ios|macos
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- --msl-pad-fragment-output
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- --msl-capture-output
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- --msl-domain-lower-left
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- --msl-argument-buffers
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- --msl-discrete-descriptor-set=<number>
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- --hlsl-enable-compat
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- - Reintroduce shaderc_spvc_compile_options_set_shader_model
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- - Added option to inject robust buffer access code
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- - Added support for emitting ToVulkan shaders
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- - Added spirv-opt based IR generation as alternative to built in spirv_cross IR gen
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- - Added API for specifying source and target execution environments
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- - Added option & reflection API methods neede by Dawn
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- - Substantial internal refactoring and code cleanup
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- - Large number of breaking changes to the API
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- - Replaced shaderc_spvc_compile_options_set_shader_model with
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- shaderc_spvc_compile_options_set_hlsl_shader_model
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- - Compiler initialization and shader generation moved into seperate calls
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- - Seperated return codes from shaderc ones
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- - Many small API changes
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- - Improvements to testing
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- - Refactoring and clean up of run_spirv_cross_tests.py
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- - Seperation of expectations into known failures, known invalids, and cases
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- that need investigation
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- - Tweaks and fixes to substantially increase passing cases
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- - Added support for running tests using spvc IR generation
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- - Infrastructure
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- - Update DEPS with cross-verified commits from associated repos.
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- - Add utils/roll-deps
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- - Infrastructure:
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- - Removed Appveyor artifacts link
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- - Improvements and clean up of DEPS rolling scripts
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- - Enabled warnings about implicit fallthrough
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- - Enabled improper semicolon warnings
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- - Restricted -fPIC to platforms that support it
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- - Converted remaining scripts to use Python 3
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- - Replaced nosetest with unittest
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- - Removed assumptions aabout location of spirv-tools, effcee, and RE2
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- - Migrated BUILD.gn spirv_cross dependency to local repo
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- - Fixes:
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- - Fix duplicate install paths when using VisualStudio
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- - Fixed BUILD.gn for Chromium, Dawn & Fuchsia
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- - Explicitly enabled HLSL support in glslang
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- - Added installing necessary headers in Android.mk
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- - Removed unsupported Unicode characters
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- - Fixed detection of spirv-headers directory
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- #666: Update Docker file to use Python3
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-
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- v2019.0 2019-06-04
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- - Add optional spvc, libshaderc_spvc as wrapper around SPIRV-Cross:
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- - Rejects bad modules by running the SPIR-V validator first
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- - Skips exception-heavy SPIRV-Cross SPIR-V parser
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- - Support NV extensions for shader stages
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- - Require SPIRV-Tools and SPIRV-Headers with SPIR-V 1.4 support
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- Build support:
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- - Use KhronosGroup/glslang instead of google/glslang
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- - Stop running tests on VS 2013 (googletest no longer supports VS2013)
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- - Require Python3 for building
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- - Support Chromium's GN build system
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- - Kokoro build fixes
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- - Cmake build fixes: Only build subdirs if those targets are not yet defined
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- - Use Android.mk from Glslang
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- - Dockerfile gets re2 and effcee sources
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- - Fixes for newer googletest
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- - Add address sanitizer presubmit bot
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- - Generate config files for pkg-config
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- Spvc:
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- - Add option to specify source environment. Spvc will transform from source
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- to target environment if they are different. This only works for WebGPU0
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- and Vulkan 1.1.
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- Fixes:
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- #499: In HLSL compilation, relax layout and logical pointer validation rules
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- prior to running the legalization recipe.
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-
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- v2018.0 2018-10-01
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- - Support -fhlsl_functionality1 (also -fhlsl-functionality1)
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- - Support NVIDIA Turing extensions. Requires updated Glslang and SPIRV-Tools.
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- - Use SPIR-V optimization and HLSL legalization recipes from SPIRV-Tools.
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- - Pass target environment into SPIRV-Tools code, e.g. from --target-env vulkan1.1
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- - Add SONAME=1 property to shared library
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- - Support GN build for Chromium
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- Fixes:
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- #469: Add virtual dtor to classes with virtual functions.
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- #457: Fix writing SPIR-V binaries to standard output on Windows.
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-
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- v2017.2 2018-02-27
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- - Add a shared library version of libshaderc
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- - Support GLSL 4.6 and ESSL 3.2
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- - Fail compilation if a resource does not have a binding.
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- - Add options for automatically setting bindings for (uniform) resources that
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- don't have bindings set in shader source.
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- - Add options for automatically setting locations for pipline inputs and outputs.
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- - Add option for using HLSL IO mappings as expressed in source.
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- - Add options for setting resource binding base numbers.
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- - Add option to use HLSL resource register numbers for bindings.
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- - HLSL compilation now defaults to HLSL packing rules.
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- (This change is inherited from Glslang commit 7cca140.)
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- - HLSL compilation runs SPIR-V "legalization" transforms to reduce
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- manipulation of opaque handles (e.g. images), to satisfy Vulkan rules.
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- - Adapt to Glslang generator version numbers:
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- - To 2: a fix for code generation for atomicCounterDecrement.
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- - To 3: change memory barrier semantics masks
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- - To 4: generate more access chains for swizzles
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- - CMake install rules uses GNUInstallDirs. For example, install to lib64
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- when that is the norm for the target system.
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-
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- v2017.1 2017-03-10
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- - Add option to automatically assign bindings to uniform variables
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- that don't have an explicit 'binding' layout in the shader source.
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- - Enable NVIDIA extensions by default in GLSL compilation
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- - README mentions language bindings provided by 3rd parties.
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- - README describes the known-good branch on GitHub
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- - Fixed examples in shaderc.h; added C API use to examples/online-compile
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- - Fixes issues:
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- #289: Don't output an object file when compilation fails.
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- #296: Enable use of the CMake in Android Studio.
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-
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- v2016.2 2016-12-13
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- - Describe Shaderc's level of stability.
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- - Support HLSL compilation, exposing functionality in Glslang.
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- - Supported in C, C++ API
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- - glslc accepts "-x hlsl", and assumes .hlsl files are HLSL.
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- - glslc accepts "-fentry-point=<name>" to set entry point name,
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- overriding default value "main".
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- - Support setting shader resource limits in C, C++ APIs, and in
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- glslc
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- - glslc adds -flimit=<setting>
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- - glslc adds --show-limits to display defaults and valid resource
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- limit syntax.
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- - glslc adds "-flimit-file <file>" support to read Glslang resource
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- configuration files, i.e. the output of "glslangValidator -c".
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- - Enable AMD extensions by default in GLSL compilation
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- - Fixes issues:
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- #281: Work around Android build issue with abspath on Windows
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- #283: Increase default maxDrawBuffers to 4, to match Vulkan/GLES3.0
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-
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- v2016.1 2016-10-12
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- - C API for assembling now takes an options object
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- - Support compilation options to optimize for size.
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- - Maintain compatibility with recent SPIRV-Tools and Glslang versions.
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- - Update examples.
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- - Build cleanups.
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- - Fixes issues:
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- #238: Fix invocation of python scripts during build
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-
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- v2016.0 2016-07-07
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-
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- - Adds v<year>.<index> versioning, with "-dev" suffix to indicate work in
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- progress. The intent is to summarize and report functionalities more easily
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- for incorporating into downstream projects.
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-
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- - Summary of functionalities (See the README.md for more details):
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- - Provides libraries and command line tools for generating SPIR-V modules
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- - Supports GLSL source code or SPIR-V assembly as input
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- - Supports SPIR-V binary or assembly text as output
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- - Command line options follow GCC/Clang conventions
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- - Supports various semantics (OpenGL, OpenGL Compatible and Vulkan)
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- - Supports #include
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- - Supports user-defined macros
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- - Supports dependency information dumping
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