build_overrides/dawn.gni

# Copyright 2018 The Dawn & Tint Authors
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
#    contributors may be used to endorse or promote products derived from
#    this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

# These are variables that are overridable by projects that include Dawn.
# The values in this file are the defaults for when we are building from
# Dawn's repository.

# Whether we are building from Dawn's repository.
# MUST be unset in other projects (will default to false).
dawn_standalone = true

# True if Dawn can access build/, testing/ and other Chrome folders.
dawn_has_build = true

# True if building within an ANGLE checkout
build_with_angle = false

# Defaults for these are set again in dawn_overrides_with_defaults.gni so that
# users of Dawn don't have to set dirs if they happen to use the same as Dawn.

# The paths to Dawn's dependencies
dawn_abseil_dir = "//third_party/abseil-cpp"
dawn_angle_dir = "//third_party/angle"
dawn_jinja2_dir = "//third_party/jinja2"
dawn_glfw_dir = "//third_party/glfw"
dawn_googletest_dir = "//third_party/googletest"
dawn_spirv_tools_dir = "//third_party/spirv-tools/src"
dawn_swiftshader_dir = "//third_party/swiftshader"
dawn_vulkan_loader_dir = "//third_party/vulkan-loader/src"
dawn_vulkan_validation_layers_dir = "//third_party/vulkan-validation-layers/src"
dawn_dxc_dir = "//third_party/dxc"
dawn_dxheaders_dir = "//third_party/dxheaders"

declare_args() {
  # Enables generating the Emscripten WebGPU bindings.
  # Note this must point at an emscripten source checkout; the emsdk copy
  # installed at emsdk/upstream/emscripten does not have gen_struct_info.py.
  dawn_emscripten_dir = ""
}

# PartitionAlloc is an optional dependency.
# It does not fully support the MSVC compiler at the moment.
if (is_clang || !is_win) {
  dawn_partition_alloc_dir = "//third_party/partition_alloc/"
}

# Optional path to a one-liner version file. Default is empty path indicating
# that git should be used to figure out the version.
dawn_version_file = ""