dawn-cmake/BUILD.gn

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# Copyright 2018 The Dawn Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import("//build_overrides/dawn.gni")
declare_args() {
# Enable Dawn's ASSERTs even in release builds
dawn_always_assert = false
# Enables the compilation of Dawn's D3D12 backend
dawn_enable_d3d12 = is_win
# Enables the compilation of Dawn's Metal backend
dawn_enable_metal = is_mac
# Enables the compilation of Dawn's Null backend
# (required for unittests, obviously non-conformant)
dawn_enable_null = true
# Enables the compilation of Dawn's OpenGL backend
# (best effort, non-conformant)
dawn_enable_opengl = is_linux
# Enables the compilation of Dawn's Vulkan backend
dawn_enable_vulkan = is_linux || is_win
}
###############################################################################
# Template to wrap the Dawn code generator
###############################################################################
template("dawn_generator") {
generator = "generator/main.py"
json = "dawn.json"
template_dir = "generator/templates"
target = invoker.target
common_args = [
rebase_path(json, root_build_dir),
"-t",
rebase_path(template_dir, root_build_dir),
"-o",
rebase_path(target_gen_dir, root_build_dir),
"-T",
target,
]
# Gather the inputs and outputs of the code generator.
# TODO(cwallez@chromium.org): These exec_script are cheap but are done on
# every GN invocation. However we can't use a depfile because the generator
# can have multiple outputs which ninja doesn't support in depfiles.
# We could avoid exec_script by making the code generator generate a single
# output such as a tarball:
# - The outputs would be the tarball
# - The inputs could be handled via a depfile
# Then another action would depend on the generator target and decompress the
# tarball.
script_inputs = exec_script(generator,
common_args + [
"--print-dependencies",
"--gn",
],
"list lines",
[ json ])
script_outputs = exec_script(generator,
common_args + [
"--print-outputs",
"--gn",
],
"list lines",
[ json ])
rebased_outputs = []
foreach(path, script_outputs) {
rebased_outputs +=
[ root_build_dir + "/" + rebase_path(path, root_build_dir) ]
}
# Make an action to execute the code generator
action("${target_name}_gen") {
script = generator
inputs = script_inputs
outputs = rebased_outputs
args = common_args
}
if (defined(invoker.target_type)) {
# Make a target with a custom target_type that will contain the outputs of
# the code generator in sources.
target(invoker.target_type, target_name) {
deps = [
":${target_name}_gen",
]
sources = script_outputs
# Forward variables from the invoker. deps, configs and source are
# special cased because the invoker's must be added to the lists already
# present in this target
forward_variables_from(invoker,
"*",
[
"deps",
"target",
"configs",
"sources",
])
if (defined(invoker.deps)) {
deps += invoker.deps
}
if (defined(invoker.sources)) {
sources += invoker.sources
}
if (defined(invoker.configs)) {
configs += invoker.configs
}
}
}
}
###############################################################################
# Dawn headers and libdawn.so
###############################################################################
config("libdawn_public") {
include_dirs = [
target_gen_dir,
"src/include",
]
}
dawn_generator("dawn_headers") {
target = "dawn_headers"
target_type = "source_set"
public_configs = [ ":libdawn_public" ]
}
dawn_generator("libdawn") {
target = "libdawn"
target_type = "shared_library"
defines = [ "DAWN_IMPLEMENTATION" ]
sources = [
"src/include/dawn/EnumClassBitmasks.h",
"src/include/dawn/dawn_export.h",
"src/include/dawn/dawn_wsi.h",
]
public_deps = [
":dawn_headers",
]
}
###############################################################################
# Common dawn libraries and configs
###############################################################################
config("dawn_internal") {
include_dirs = [ "src" ]
defines = []
if (dawn_always_assert || is_debug) {
defines += [ "DAWN_ENABLE_ASSERTS" ]
}
if (dawn_enable_d3d12) {
defines += [ "DAWN_ENABLE_BACKEND_D3D12" ]
}
if (dawn_enable_metal) {
defines += [ "DAWN_ENABLE_BACKEND_METAL" ]
}
if (dawn_enable_null) {
defines += [ "DAWN_ENABLE_BACKEND_NULL" ]
}
if (dawn_enable_opengl) {
defines += [ "DAWN_ENABLE_BACKEND_OPENGL" ]
}
if (dawn_enable_vulkan) {
defines += [ "DAWN_ENABLE_BACKEND_VULKAN" ]
}
configs = [ ":libdawn_public" ]
}
static_library("dawn_common") {
sources = [
"src/common/Assert.cpp",
"src/common/Assert.h",
"src/common/BitSetIterator.h",
"src/common/Compiler.h",
"src/common/DynamicLib.cpp",
"src/common/DynamicLib.h",
"src/common/HashUtils.h",
"src/common/Math.cpp",
"src/common/Math.h",
"src/common/Platform.h",
"src/common/Result.h",
"src/common/Serial.h",
"src/common/SerialQueue.h",
"src/common/SwapChainUtils.h",
"src/common/vulkan_platform.h",
"src/common/windows_with_undefs.h",
]
configs += [ ":dawn_internal" ]
}
###############################################################################
# Third-party dependencies needed by libdawn_native
###############################################################################
config("glad_public") {
include_dirs = [ "third_party/glad/include" ]
}
static_library("glad") {
sources = [
"third_party/glad/include/KHR/khrplatform.h",
"third_party/glad/include/glad/glad.h",
"third_party/glad/src/glad.c",
]
public_configs = [ ":glad_public" ]
}
config("spirv_cross_public") {
include_dirs = [ "third_party" ]
defines = [ "SPIRV_CROSS_EXCEPTIONS_TO_ASSERTIONS" ]
}
static_library("spirv_cross") {
public_configs = [ ":spirv_cross_public" ]
cflags_cc = [ "-Wno-implicit-fallthrough" ]
sources = [
"${dawn_spirv_cross_dir}/GLSL.std.450.h",
"${dawn_spirv_cross_dir}/spirv_common.hpp",
"${dawn_spirv_cross_dir}/spirv_cfg.cpp",
"${dawn_spirv_cross_dir}/spirv_cfg.hpp",
"${dawn_spirv_cross_dir}/spirv_cross.cpp",
"${dawn_spirv_cross_dir}/spirv_cross.hpp",
"${dawn_spirv_cross_dir}/spirv.hpp",
]
need_glsl_cross = dawn_enable_opengl
if (dawn_enable_d3d12) {
sources += [
"${dawn_spirv_cross_dir}/spirv_hlsl.cpp",
"${dawn_spirv_cross_dir}/spirv_hlsl.hpp",
]
need_glsl_cross = true
}
if (dawn_enable_metal) {
sources += [
"${dawn_spirv_cross_dir}/spirv_msl.cpp",
"${dawn_spirv_cross_dir}/spirv_msl.hpp",
]
need_glsl_cross = true
}
if (need_glsl_cross) {
sources += [
"${dawn_spirv_cross_dir}/spirv_glsl.cpp",
"${dawn_spirv_cross_dir}/spirv_glsl.hpp",
]
}
}
# An empty Vulkan target to add the include dirs and list the sources
# for the header inclusion check.
config("vulkan_headers_public") {
include_dirs = [ "third_party" ]
}
source_set("vulkan_headers") {
sources = [
"third_party/vulkan/vk_platform.h",
"third_party/vulkan/vulkan.h",
]
public_configs = [ ":vulkan_headers_public" ]
}
###############################################################################
# libdawn_native.so
###############################################################################
config("libdawn_native_internal") {
configs = [ ":dawn_internal" ]
defines = [ "DAWN_NATIVE_IMPLEMENTATION" ]
# Suppress warnings that Metal isn't in the deployment target of Chrome
if (is_mac) {
cflags_objcc = [ "-Wno-unguarded-availability" ]
}
}
dawn_generator("libdawn_native_utils") {
target = "dawn_native_utils"
target_type = "source_set"
configs = [ ":libdawn_native_internal" ]
deps = [
":dawn_headers",
]
}
# The meat of the compilation for libdawn_native so that we can cheaply have
# shared_library / static_library / component versions of it.
source_set("libdawn_native_sources") {
deps = [
":dawn_common",
":dawn_headers",
":libdawn_native_utils",
":spirv_cross",
]
configs += [ ":libdawn_native_internal" ]
libs = []
sources = [
"src/dawn_native/BindGroup.cpp",
"src/dawn_native/BindGroup.h",
"src/dawn_native/BindGroupLayout.cpp",
"src/dawn_native/BindGroupLayout.h",
"src/dawn_native/BlendState.cpp",
"src/dawn_native/BlendState.h",
"src/dawn_native/Buffer.cpp",
"src/dawn_native/Buffer.h",
"src/dawn_native/Builder.cpp",
"src/dawn_native/Builder.h",
"src/dawn_native/CommandAllocator.cpp",
"src/dawn_native/CommandAllocator.h",
"src/dawn_native/CommandBuffer.cpp",
"src/dawn_native/CommandBuffer.h",
"src/dawn_native/CommandBufferStateTracker.cpp",
"src/dawn_native/CommandBufferStateTracker.h",
"src/dawn_native/Commands.cpp",
"src/dawn_native/Commands.h",
"src/dawn_native/ComputePipeline.cpp",
"src/dawn_native/ComputePipeline.h",
"src/dawn_native/DawnNative.cpp",
"src/dawn_native/DepthStencilState.cpp",
"src/dawn_native/DepthStencilState.h",
"src/dawn_native/Device.cpp",
"src/dawn_native/Device.h",
"src/dawn_native/Error.cpp",
"src/dawn_native/Error.h",
"src/dawn_native/ErrorData.cpp",
"src/dawn_native/ErrorData.h",
"src/dawn_native/Forward.h",
"src/dawn_native/InputState.cpp",
"src/dawn_native/InputState.h",
"src/dawn_native/PassResourceUsage.h",
"src/dawn_native/PerStage.cpp",
"src/dawn_native/PerStage.h",
"src/dawn_native/Pipeline.cpp",
"src/dawn_native/Pipeline.h",
"src/dawn_native/PipelineLayout.cpp",
"src/dawn_native/PipelineLayout.h",
"src/dawn_native/Queue.cpp",
"src/dawn_native/Queue.h",
"src/dawn_native/RefCounted.cpp",
"src/dawn_native/RefCounted.h",
"src/dawn_native/RenderPassDescriptor.cpp",
"src/dawn_native/RenderPassDescriptor.h",
"src/dawn_native/RenderPipeline.cpp",
"src/dawn_native/RenderPipeline.h",
"src/dawn_native/Sampler.cpp",
"src/dawn_native/Sampler.h",
"src/dawn_native/ShaderModule.cpp",
"src/dawn_native/ShaderModule.h",
"src/dawn_native/SwapChain.cpp",
"src/dawn_native/SwapChain.h",
"src/dawn_native/Texture.cpp",
"src/dawn_native/Texture.h",
"src/dawn_native/ToBackend.h",
"src/dawn_native/dawn_platform.h",
"src/include/dawn_native/DawnNative.h",
"src/include/dawn_native/dawn_native_export.h",
# Include all backend's public headers so that dependencies can include
# them even when the backends are disabled.
"src/include/dawn_native/D3D12Backend.h",
"src/include/dawn_native/MetalBackend.h",
"src/include/dawn_native/NullBackend.h",
"src/include/dawn_native/OpenGLBackend.h",
"src/include/dawn_native/VulkanBackend.h",
]
if (dawn_enable_d3d12) {
libs += [
"d3d12.lib",
"dxgi.lib",
"d3dcompiler.lib",
]
sources += [
"src/dawn_native/d3d12/BindGroupD3D12.cpp",
"src/dawn_native/d3d12/BindGroupD3D12.h",
"src/dawn_native/d3d12/BindGroupLayoutD3D12.cpp",
"src/dawn_native/d3d12/BindGroupLayoutD3D12.h",
"src/dawn_native/d3d12/BlendStateD3D12.cpp",
"src/dawn_native/d3d12/BlendStateD3D12.h",
"src/dawn_native/d3d12/BufferD3D12.cpp",
"src/dawn_native/d3d12/BufferD3D12.h",
"src/dawn_native/d3d12/CommandAllocatorManager.cpp",
"src/dawn_native/d3d12/CommandAllocatorManager.h",
"src/dawn_native/d3d12/CommandBufferD3D12.cpp",
"src/dawn_native/d3d12/CommandBufferD3D12.h",
"src/dawn_native/d3d12/ComputePipelineD3D12.cpp",
"src/dawn_native/d3d12/ComputePipelineD3D12.h",
"src/dawn_native/d3d12/DepthStencilStateD3D12.cpp",
"src/dawn_native/d3d12/DepthStencilStateD3D12.h",
"src/dawn_native/d3d12/DescriptorHeapAllocator.cpp",
"src/dawn_native/d3d12/DescriptorHeapAllocator.h",
"src/dawn_native/d3d12/DeviceD3D12.cpp",
"src/dawn_native/d3d12/DeviceD3D12.h",
"src/dawn_native/d3d12/Forward.h",
"src/dawn_native/d3d12/InputStateD3D12.cpp",
"src/dawn_native/d3d12/InputStateD3D12.h",
"src/dawn_native/d3d12/NativeSwapChainImplD3D12.cpp",
"src/dawn_native/d3d12/NativeSwapChainImplD3D12.h",
"src/dawn_native/d3d12/PipelineLayoutD3D12.cpp",
"src/dawn_native/d3d12/PipelineLayoutD3D12.h",
"src/dawn_native/d3d12/QueueD3D12.cpp",
"src/dawn_native/d3d12/QueueD3D12.h",
"src/dawn_native/d3d12/RenderPassDescriptorD3D12.cpp",
"src/dawn_native/d3d12/RenderPassDescriptorD3D12.h",
"src/dawn_native/d3d12/RenderPipelineD3D12.cpp",
"src/dawn_native/d3d12/RenderPipelineD3D12.h",
"src/dawn_native/d3d12/ResourceAllocator.cpp",
"src/dawn_native/d3d12/ResourceAllocator.h",
"src/dawn_native/d3d12/ResourceUploader.cpp",
"src/dawn_native/d3d12/ResourceUploader.h",
"src/dawn_native/d3d12/SamplerD3D12.cpp",
"src/dawn_native/d3d12/SamplerD3D12.h",
"src/dawn_native/d3d12/ShaderModuleD3D12.cpp",
"src/dawn_native/d3d12/ShaderModuleD3D12.h",
"src/dawn_native/d3d12/SwapChainD3D12.cpp",
"src/dawn_native/d3d12/SwapChainD3D12.h",
"src/dawn_native/d3d12/TextureCopySplitter.cpp",
"src/dawn_native/d3d12/TextureCopySplitter.h",
"src/dawn_native/d3d12/TextureD3D12.cpp",
"src/dawn_native/d3d12/TextureD3D12.h",
"src/dawn_native/d3d12/d3d12_platform.h",
]
}
if (dawn_enable_metal) {
libs += [
"Metal.framework",
"Cocoa.framework",
]
sources += [
"src/dawn_native/metal/BlendStateMTL.h",
"src/dawn_native/metal/BlendStateMTL.mm",
"src/dawn_native/metal/BufferMTL.h",
"src/dawn_native/metal/BufferMTL.mm",
"src/dawn_native/metal/CommandBufferMTL.h",
"src/dawn_native/metal/CommandBufferMTL.mm",
"src/dawn_native/metal/ComputePipelineMTL.h",
"src/dawn_native/metal/ComputePipelineMTL.mm",
"src/dawn_native/metal/DepthStencilStateMTL.h",
"src/dawn_native/metal/DepthStencilStateMTL.mm",
"src/dawn_native/metal/DeviceMTL.h",
"src/dawn_native/metal/DeviceMTL.mm",
"src/dawn_native/metal/Forward.h",
"src/dawn_native/metal/InputStateMTL.h",
"src/dawn_native/metal/InputStateMTL.mm",
"src/dawn_native/metal/PipelineLayoutMTL.h",
"src/dawn_native/metal/PipelineLayoutMTL.mm",
"src/dawn_native/metal/QueueMTL.h",
"src/dawn_native/metal/QueueMTL.mm",
"src/dawn_native/metal/RenderPipelineMTL.h",
"src/dawn_native/metal/RenderPipelineMTL.mm",
"src/dawn_native/metal/ResourceUploader.h",
"src/dawn_native/metal/ResourceUploader.mm",
"src/dawn_native/metal/SamplerMTL.h",
"src/dawn_native/metal/SamplerMTL.mm",
"src/dawn_native/metal/ShaderModuleMTL.h",
"src/dawn_native/metal/ShaderModuleMTL.mm",
"src/dawn_native/metal/SwapChainMTL.h",
"src/dawn_native/metal/SwapChainMTL.mm",
"src/dawn_native/metal/TextureMTL.h",
"src/dawn_native/metal/TextureMTL.mm",
]
}
if (dawn_enable_null) {
sources += [
"src/dawn_native/null/NullBackend.cpp",
"src/dawn_native/null/NullBackend.h",
]
}
if (dawn_enable_opengl) {
deps += [ ":glad" ]
sources += [
"src/dawn_native/opengl/BlendStateGL.cpp",
"src/dawn_native/opengl/BlendStateGL.h",
"src/dawn_native/opengl/BufferGL.cpp",
"src/dawn_native/opengl/BufferGL.h",
"src/dawn_native/opengl/CommandBufferGL.cpp",
"src/dawn_native/opengl/CommandBufferGL.h",
"src/dawn_native/opengl/ComputePipelineGL.cpp",
"src/dawn_native/opengl/ComputePipelineGL.h",
"src/dawn_native/opengl/DepthStencilStateGL.cpp",
"src/dawn_native/opengl/DepthStencilStateGL.h",
"src/dawn_native/opengl/DeviceGL.cpp",
"src/dawn_native/opengl/DeviceGL.h",
"src/dawn_native/opengl/Forward.h",
"src/dawn_native/opengl/InputStateGL.cpp",
"src/dawn_native/opengl/InputStateGL.h",
"src/dawn_native/opengl/PersistentPipelineStateGL.cpp",
"src/dawn_native/opengl/PersistentPipelineStateGL.h",
"src/dawn_native/opengl/PipelineGL.cpp",
"src/dawn_native/opengl/PipelineGL.h",
"src/dawn_native/opengl/PipelineLayoutGL.cpp",
"src/dawn_native/opengl/PipelineLayoutGL.h",
"src/dawn_native/opengl/QueueGL.cpp",
"src/dawn_native/opengl/QueueGL.h",
"src/dawn_native/opengl/RenderPipelineGL.cpp",
"src/dawn_native/opengl/RenderPipelineGL.h",
"src/dawn_native/opengl/SamplerGL.cpp",
"src/dawn_native/opengl/SamplerGL.h",
"src/dawn_native/opengl/ShaderModuleGL.cpp",
"src/dawn_native/opengl/ShaderModuleGL.h",
"src/dawn_native/opengl/SwapChainGL.cpp",
"src/dawn_native/opengl/SwapChainGL.h",
"src/dawn_native/opengl/TextureGL.cpp",
"src/dawn_native/opengl/TextureGL.h",
]
}
if (dawn_enable_vulkan) {
deps += [ ":vulkan_headers" ]
sources += [
"src/dawn_native/vulkan/BindGroupLayoutVk.cpp",
"src/dawn_native/vulkan/BindGroupLayoutVk.h",
"src/dawn_native/vulkan/BindGroupVk.cpp",
"src/dawn_native/vulkan/BindGroupVk.h",
"src/dawn_native/vulkan/BlendStateVk.cpp",
"src/dawn_native/vulkan/BlendStateVk.h",
"src/dawn_native/vulkan/BufferUploader.cpp",
"src/dawn_native/vulkan/BufferUploader.h",
"src/dawn_native/vulkan/BufferVk.cpp",
"src/dawn_native/vulkan/BufferVk.h",
"src/dawn_native/vulkan/CommandBufferVk.cpp",
"src/dawn_native/vulkan/CommandBufferVk.h",
"src/dawn_native/vulkan/ComputePipelineVk.cpp",
"src/dawn_native/vulkan/ComputePipelineVk.h",
"src/dawn_native/vulkan/DepthStencilStateVk.cpp",
"src/dawn_native/vulkan/DepthStencilStateVk.h",
"src/dawn_native/vulkan/DeviceVk.cpp",
"src/dawn_native/vulkan/DeviceVk.h",
"src/dawn_native/vulkan/FencedDeleter.cpp",
"src/dawn_native/vulkan/FencedDeleter.h",
"src/dawn_native/vulkan/Forward.h",
"src/dawn_native/vulkan/InputStateVk.cpp",
"src/dawn_native/vulkan/InputStateVk.h",
"src/dawn_native/vulkan/MemoryAllocator.cpp",
"src/dawn_native/vulkan/MemoryAllocator.h",
"src/dawn_native/vulkan/NativeSwapChainImplVk.cpp",
"src/dawn_native/vulkan/NativeSwapChainImplVk.h",
"src/dawn_native/vulkan/PipelineLayoutVk.cpp",
"src/dawn_native/vulkan/PipelineLayoutVk.h",
"src/dawn_native/vulkan/QueueVk.cpp",
"src/dawn_native/vulkan/QueueVk.h",
"src/dawn_native/vulkan/RenderPassCache.cpp",
"src/dawn_native/vulkan/RenderPassCache.h",
"src/dawn_native/vulkan/RenderPassDescriptorVk.cpp",
"src/dawn_native/vulkan/RenderPassDescriptorVk.h",
"src/dawn_native/vulkan/RenderPipelineVk.cpp",
"src/dawn_native/vulkan/RenderPipelineVk.h",
"src/dawn_native/vulkan/SamplerVk.cpp",
"src/dawn_native/vulkan/SamplerVk.h",
"src/dawn_native/vulkan/ShaderModuleVk.cpp",
"src/dawn_native/vulkan/ShaderModuleVk.h",
"src/dawn_native/vulkan/SwapChainVk.cpp",
"src/dawn_native/vulkan/SwapChainVk.h",
"src/dawn_native/vulkan/TextureVk.cpp",
"src/dawn_native/vulkan/TextureVk.h",
"src/dawn_native/vulkan/VulkanFunctions.cpp",
"src/dawn_native/vulkan/VulkanFunctions.h",
"src/dawn_native/vulkan/VulkanInfo.cpp",
"src/dawn_native/vulkan/VulkanInfo.h",
]
}
}
# The shared library for libdawn_native for use by samples, tests, etc.
shared_library("libdawn_native") {
deps = [
":libdawn_native_sources",
]
public_configs = [ ":libdawn_public" ]
}
# The static library for libdawn_native for use by unittests
static_library("libdawn_native_static") {
deps = [
":libdawn_native_sources",
]
sources = [
"src/Empty.cpp",
]
# Put the internal config public so that unittests can see internal headers
public_configs = [ ":libdawn_native_internal" ]
}
###############################################################################
# libdawn_wire.so
###############################################################################
# The meat of the compilation for libdawn_wire so that we can cheaply have
# shared_library / static_library / component versions of it.
dawn_generator("libdawn_wire_sources") {
target = "dawn_wire"
target_type = "source_set"
configs = [ ":dawn_internal" ]
deps = [
":dawn_common",
":dawn_headers",
]
defines = [ "DAWN_WIRE_IMPLEMENTATION" ]
sources = [
"src/dawn_wire/WireCmd.h",
"src/include/dawn_wire/Wire.h",
"src/include/dawn_wire/dawn_wire_export.h",
]
}
shared_library("libdawn_wire") {
deps = [
":libdawn_wire_sources",
]
public_configs = [ ":libdawn_public" ]
}