# 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" ] }