2020-02-05 17:16:05 +00:00
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# Copyright 2020 The Dawn Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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if (NOT TARGET SPIRV-Headers)
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set(SPIRV_HEADERS_SKIP_EXAMPLES ON)
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set(SPIRV_HEADERS_SKIP_INSTALL ON)
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message(STATUS "Dawn: using SPIRV-Headers at ${DAWN_SPIRV_HEADERS_DIR}")
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add_subdirectory(${DAWN_SPIRV_HEADERS_DIR})
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endif()
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if (NOT TARGET SPIRV-Tools)
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set(SPIRV_SKIP_TESTS ON)
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set(SPIRV_SKIP_EXECUTABLES ON)
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set(SKIP_SPIRV_TOOLS_INSTALL ON)
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message(STATUS "Dawn: using SPIRV-Tools at ${DAWN_SPIRV_TOOLS_DIR}")
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add_subdirectory(${DAWN_SPIRV_TOOLS_DIR})
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endif()
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if (NOT TARGET glslang)
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set(SKIP_GLSLANG_INSTALL ON)
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set(ENABLE_SPVREMAPPER OFF)
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set(ENABLE_GLSLANG_BINARIES OFF)
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set(ENABLE_CTEST OFF)
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message(STATUS "Dawn: using GLSLang at ${DAWN_GLSLANG_DIR}")
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add_subdirectory(${DAWN_GLSLANG_DIR})
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endif()
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if (TARGET shaderc)
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if (NOT TARGET shaderc_spvc)
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message(FATAL_ERROR "Dawn: If shaderc is configured before Dawn, it must include SPVC")
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endif()
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else()
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set(SHADERC_SKIP_TESTS ON)
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set(SHADERC_SKIP_INSTALL ON)
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set(SHADERC_ENABLE_SPVC ON)
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# Let SPVC's CMakeLists.txt deal with configuring SPIRV-Cross
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set(SPIRV_CROSS_ENABLE_TESTS OFF)
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set(SHADERC_SPIRV_CROSS_DIR "${DAWN_SPIRV_CROSS_DIR}")
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message(STATUS "Dawn: using shaderc[_spvc] at ${DAWN_SHADERC_DIR}")
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message(STATUS "Dawn: - with SPIRV-Cross at ${DAWN_SPIRV_CROSS_DIR}")
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add_subdirectory(${DAWN_SHADERC_DIR})
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endif()
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if (DAWN_BUILD_EXAMPLES)
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if (NOT TARGET glfw)
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set(GLFW_BUILD_DOCS OFF)
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set(GLFW_BUILD_TESTS OFF)
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set(GLFW_BUILD_EXAMPLES OFF)
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message(STATUS "Dawn: using GLFW at ${DAWN_GLFW_DIR}")
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add_subdirectory(${DAWN_GLFW_DIR})
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endif()
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if (NOT TARGET glm)
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message(STATUS "Dawn: using GLM at ${DAWN_GLM_DIR}")
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add_subdirectory(${DAWN_GLM_DIR})
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endif()
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endif()
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2020-02-15 00:39:13 +00:00
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# Header-only library for khrplatform.h
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add_library(dawn_khronos_platform INTERFACE)
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target_sources(dawn_khronos_platform INTERFACE "${DAWN_THIRD_PARTY_DIR}/khronos/KHR/khrplatform.h")
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target_include_directories(dawn_khronos_platform INTERFACE "${DAWN_THIRD_PARTY_DIR}/khronos")
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