src/ui/lib/escher/build_args.gni

# Copyright 2019 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

declare_args() {
  # Determines whether or not escher will build with the glslang and shaderc
  # libraries. When false, these libraries will not be included in the scenic/
  # escher binary and as a result shaders will not be able to be compiled at
  # runtime. Precompiled spirv code will be loaded into memory from disk instead.
  escher_use_runtime_glsl = false

  # If true, this enables the |SpirvNotChangedTest| to check if the precompiled
  # shaders on disk are up to date and reflect the current shader source code
  # compiled with the latest shaderc tools/optimizations. People on the Scenic
  # team should build with this flag turned on to make sure that any shader
  # changes that were not run through the precompiler have their updated spirv
  # written to disk. Other teams and CQ do not need to worry about this flag.
  escher_test_for_glsl_spirv_mismatch = false
}