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Currently contains just one very silly Phong->PBR conversion utility, but eventually it'll provide tools for simplifying, merging and deduplicating materials.pull/605/head
Vladimír Vondruš
4 years ago
18 changed files with 837 additions and 5 deletions
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|
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# |
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# This file is part of Magnum. |
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# |
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# Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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# 2020, 2021, 2022 Vladimír Vondruš <mosra@centrum.cz> |
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# |
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# Permission is hereby granted, free of charge, to any person obtaining a |
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# copy of this software and associated documentation files (the "Software"), |
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# to deal in the Software without restriction, including without limitation |
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# the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
# and/or sell copies of the Software, and to permit persons to whom the |
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# Software is furnished to do so, subject to the following conditions: |
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# |
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# The above copyright notice and this permission notice shall be included |
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# in all copies or substantial portions of the Software. |
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# |
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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# DEALINGS IN THE SOFTWARE. |
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# |
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|
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# IDE folder in VS, Xcode etc. CMake 3.12+, older versions have only the FOLDER |
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# property that would have to be set on each target separately. |
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set(CMAKE_FOLDER "Magnum/MaterialTools") |
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# Files shared between main library and unit test library |
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set(MagnumMaterialTools_SRCS |
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PhongToPbrMetallicRoughness.cpp) |
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# Files compiled with different flags for main library and unit test library |
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set(MagnumMaterialTools_GracefulAssert_SRCS ) |
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set(MagnumMaterialTools_HEADERS |
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PhongToPbrMetallicRoughness.h |
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visibility.h) |
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set(MagnumSceneTools_PRIVATE_HEADERS ) |
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# Objects shared between main and test library |
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add_library(MagnumMaterialToolsObjects OBJECT |
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${MagnumMaterialTools_SRCS} |
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${MagnumMaterialTools_HEADERS} |
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${MagnumMaterialTools_PRIVATE_HEADERS}) |
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target_include_directories(MagnumMaterialToolsObjects PUBLIC $<TARGET_PROPERTY:Magnum,INTERFACE_INCLUDE_DIRECTORIES>) |
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if(NOT MAGNUM_BUILD_STATIC) |
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target_compile_definitions(MagnumMaterialToolsObjects PRIVATE "MagnumMaterialToolsObjects_EXPORTS") |
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endif() |
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if(NOT MAGNUM_BUILD_STATIC OR MAGNUM_BUILD_STATIC_PIC) |
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set_target_properties(MagnumMaterialToolsObjects PROPERTIES POSITION_INDEPENDENT_CODE ON) |
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endif() |
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|
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# Main MaterialTools library |
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add_library(MagnumMaterialTools ${SHARED_OR_STATIC} |
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$<TARGET_OBJECTS:MagnumMaterialToolsObjects> |
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${MagnumMaterialTools_GracefulAssert_SRCS} |
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${MagnumMaterialTools_HEADERS} |
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${MagnumMaterialTools_PRIVATE_HEADERS}) |
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set_target_properties(MagnumMaterialTools PROPERTIES DEBUG_POSTFIX "-d") |
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if(NOT MAGNUM_BUILD_STATIC) |
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set_target_properties(MagnumMaterialTools PROPERTIES VERSION ${MAGNUM_LIBRARY_VERSION} SOVERSION ${MAGNUM_LIBRARY_SOVERSION}) |
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elseif(MAGNUM_BUILD_STATIC_PIC) |
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set_target_properties(MagnumMaterialTools PROPERTIES POSITION_INDEPENDENT_CODE ON) |
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endif() |
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target_link_libraries(MagnumMaterialTools PUBLIC |
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Magnum |
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MagnumTrade) |
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install(TARGETS MagnumMaterialTools |
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RUNTIME DESTINATION ${MAGNUM_BINARY_INSTALL_DIR} |
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LIBRARY DESTINATION ${MAGNUM_LIBRARY_INSTALL_DIR} |
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ARCHIVE DESTINATION ${MAGNUM_LIBRARY_INSTALL_DIR}) |
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install(FILES ${MagnumMaterialTools_HEADERS} DESTINATION ${MAGNUM_INCLUDE_INSTALL_DIR}/MaterialTools) |
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if(MAGNUM_BUILD_TESTS) |
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# # Library with graceful assert for testing |
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# add_library(MagnumMaterialToolsTestLib ${SHARED_OR_STATIC} |
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# $<TARGET_OBJECTS:MagnumMaterialToolsObjects> |
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# ${MagnumMaterialTools_GracefulAssert_SRCS}) |
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# set_target_properties(MagnumMaterialToolsTestLib PROPERTIES DEBUG_POSTFIX "-d") |
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# target_compile_definitions(MagnumMaterialToolsTestLib PRIVATE |
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# "CORRADE_GRACEFUL_ASSERT" "MagnumMaterialTools_EXPORTS") |
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# if(MAGNUM_BUILD_STATIC_PIC) |
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# set_target_properties(MagnumMaterialToolsTestLib PROPERTIES POSITION_INDEPENDENT_CODE ON) |
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# endif() |
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# target_link_libraries(MagnumMaterialToolsTestLib PUBLIC |
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# Magnum |
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# MagnumTrade) |
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|
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add_subdirectory(Test) |
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endif() |
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|
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# Magnum MaterialTools target alias for superprojects |
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add_library(Magnum::MaterialTools ALIAS MagnumMaterialTools) |
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/*
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This file is part of Magnum. |
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|
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020, 2021, 2022 Vladimír Vondruš <mosra@centrum.cz> |
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|
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Permission is hereby granted, free of charge, to any person obtaining a |
||||
copy of this software and associated documentation files (the "Software"), |
||||
to deal in the Software without restriction, including without limitation |
||||
the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
and/or sell copies of the Software, and to permit persons to whom the |
||||
Software is furnished to do so, subject to the following conditions: |
||||
|
||||
The above copyright notice and this permission notice shall be included |
||||
in all copies or substantial portions of the Software. |
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||||
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#include "PhongToPbrMetallicRoughness.h" |
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#include <Corrade/Containers/BitArray.h> |
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#include <Corrade/Containers/GrowableArray.h> |
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#include <Corrade/Containers/String.h> |
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#include "Magnum/Math/Matrix3.h" |
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#include "Magnum/Math/Vector4.h" |
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#include "Magnum/Trade/MaterialData.h" |
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namespace Magnum { namespace MaterialTools { |
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using namespace Containers::Literals; |
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Containers::Optional<Trade::MaterialData> phongToPbrMetallicRoughness(const Trade::MaterialData& material, const PhongToPbrMetallicRoughnessFlags flags) { |
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/* Output attributes, reserve assuming some input attributes will get
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replaced with different */ |
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Containers::Array<Trade::MaterialAttributeData> attributes; |
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arrayReserve(attributes, material.attributeData().size()); |
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/* Attributes to skip in the base layer */ |
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Containers::BitArray attributesToSkip{ValueInit, material.attributeCount(0)}; |
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/* Decide about unconvertable attributes */ |
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/** @todo conversion of these:
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https://github.com/CesiumGS/obj2gltf/blob/9b018ff6968edf76c33d2a68eb51a3605b873d12/lib/loadMtl.js#L962-L989
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- "textures not converted lol" |
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https://computergraphics.stackexchange.com/a/1517
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- for shininess, expose flags for picking different approaches */ |
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for(const Trade::MaterialAttribute attribute: { |
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Trade::MaterialAttribute::AmbientColor, |
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Trade::MaterialAttribute::SpecularColor, |
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Trade::MaterialAttribute::Shininess |
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}) { |
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const Containers::Optional<UnsignedInt> id = material.findAttributeId(attribute); |
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if(!id) continue; |
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if(flags >= PhongToPbrMetallicRoughnessFlag::FailOnUnconvertableAttributes) { |
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Error{} << "MaterialTools::phongToPbrMetallicRoughness(): unconvertable" << attribute << "attribute"; |
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return {}; |
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} |
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Warning{} << "MaterialTools::phongToPbrMetallicRoughness(): unconvertable" << attribute << "attribute, skipping"; |
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if(flags >= PhongToPbrMetallicRoughnessFlag::DropUnconvertableAttributes) |
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attributesToSkip.set(*id); |
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} |
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for(const Trade::MaterialAttribute attribute: { |
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Trade::MaterialAttribute::AmbientTexture, |
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Trade::MaterialAttribute::SpecularTexture |
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}) { |
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const Containers::Optional<UnsignedInt> id = material.findAttributeId(attribute); |
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if(!id) continue; |
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if(flags >= PhongToPbrMetallicRoughnessFlag::FailOnUnconvertableAttributes) { |
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Error{} << "MaterialTools::phongToPbrMetallicRoughness(): unconvertable" << attribute << "attribute"; |
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return {}; |
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} |
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const Containers::Optional<UnsignedInt> matrixId = material.findAttributeId(Trade::materialAttributeName(attribute) + "Matrix"_s); |
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const Containers::Optional<UnsignedInt> coordinatesId = material.findAttributeId(Trade::materialAttributeName(attribute) + "Coordinates"_s); |
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const Containers::Optional<UnsignedInt> layerId = material.findAttributeId(Trade::materialAttributeName(attribute) + "Layer"_s); |
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Warning{} << "MaterialTools::phongToPbrMetallicRoughness(): unconvertable" << attribute << "attribute, skipping"; |
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if(flags >= PhongToPbrMetallicRoughnessFlag::DropUnconvertableAttributes) { |
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attributesToSkip.set(*id); |
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if(matrixId) |
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attributesToSkip.set(*matrixId); |
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if(coordinatesId) |
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attributesToSkip.set(*coordinatesId); |
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if(layerId) |
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attributesToSkip.set(*layerId); |
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} |
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} |
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/* Diffuse color */ |
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if(const Containers::Optional<UnsignedInt> id = material.findAttributeId(Trade::MaterialAttribute::DiffuseColor)) { |
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/* Convert only if the target attribute isn't there already */ |
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if(!material.hasAttribute(Trade::MaterialAttribute::BaseColor)) |
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arrayAppend(attributes, InPlaceInit, Trade::MaterialAttribute::BaseColor, material.attribute<Vector4>(*id)); |
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|
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/* Skip unless we're told to keep the original attributes */ |
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if(!(flags >= PhongToPbrMetallicRoughnessFlag::KeepOriginalAttributes)) |
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attributesToSkip.set(*id); |
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} |
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|
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/* Diffuse texture and related attributes */ |
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if(const Containers::Optional<UnsignedInt> id = material.findAttributeId(Trade::MaterialAttribute::DiffuseTexture)) { |
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const Containers::Optional<UnsignedInt> matrixId = material.findAttributeId(Trade::MaterialAttribute::DiffuseTextureMatrix); |
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const Containers::Optional<UnsignedInt> coordinatesId = material.findAttributeId(Trade::MaterialAttribute::DiffuseTextureCoordinates); |
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const Containers::Optional<UnsignedInt> layerId = material.findAttributeId(Trade::MaterialAttribute::DiffuseTextureLayer); |
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|
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/* Convert only if the target attribute isn't there already */ |
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if(!material.hasAttribute(Trade::MaterialAttribute::BaseColorTexture)) { |
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arrayAppend(attributes, InPlaceInit, Trade::MaterialAttribute::BaseColorTexture, material.attribute<UnsignedInt>(*id)); |
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if(matrixId) |
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arrayAppend(attributes, InPlaceInit, Trade::MaterialAttribute::BaseColorTextureMatrix, material.attribute<Matrix3>(*matrixId)); |
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if(coordinatesId) |
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arrayAppend(attributes, InPlaceInit, Trade::MaterialAttribute::BaseColorTextureCoordinates, material.attribute<UnsignedInt>(*coordinatesId)); |
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if(layerId) |
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arrayAppend(attributes, InPlaceInit, Trade::MaterialAttribute::BaseColorTextureLayer, material.attribute<UnsignedInt>(*layerId)); |
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} |
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|
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/* Skip unless we're told to keep the original attributes */ |
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if(!(flags >= PhongToPbrMetallicRoughnessFlag::KeepOriginalAttributes)) { |
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attributesToSkip.set(*id); |
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if(matrixId) |
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attributesToSkip.set(*matrixId); |
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if(coordinatesId) |
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attributesToSkip.set(*coordinatesId); |
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if(layerId) |
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attributesToSkip.set(*layerId); |
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} |
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} |
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|
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/* New layer offsets. If there's no layer data in the original, the whole
|
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attribute array is the base layer */ |
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Containers::Array<UnsignedInt> layers; |
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if(material.layerData()) { |
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/* Calculate the difference in base layer size */ |
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Int baseLayerSizeDifference = attributes.size(); |
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/** @todo have popcount() on BitArray */ |
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for(std::size_t i = 0; i != attributesToSkip.size(); ++i) |
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if(attributesToSkip[i]) --baseLayerSizeDifference; |
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|
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/* Fill the new layer offset array */ |
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layers = Containers::Array<UnsignedInt>{NoInit, material.layerData().size()}; |
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for(std::size_t i = 0; i != layers.size(); ++i) |
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layers[i] = material.layerData()[i] + baseLayerSizeDifference; |
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} |
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|
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/* Add the remaining attribute data including the extra layers, except ones
|
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that are meant to be skipped in the base layer */ |
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for(std::size_t i = 0; i != material.attributeData().size(); ++i) |
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if(i >= attributesToSkip.size() || !attributesToSkip[i]) |
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arrayAppend(attributes, material.attributeData()[i]); |
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|
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/* Replace Phong with PbrMetallicRoughness in the output */ |
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return Trade::MaterialData{(material.types() & ~Trade::MaterialType::Phong)|Trade::MaterialType::PbrMetallicRoughness, std::move(attributes), std::move(layers)}; |
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} |
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}} |
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@ -0,0 +1,124 @@
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#ifndef Magnum_MaterialTools_PhongToPbrMetallicRoughness_h |
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#define Magnum_MaterialTools_PhongToPbrMetallicRoughness_h |
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/*
|
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This file is part of Magnum. |
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|
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
||||
2020, 2021, 2022 Vladimír Vondruš <mosra@centrum.cz> |
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a |
||||
copy of this software and associated documentation files (the "Software"), |
||||
to deal in the Software without restriction, including without limitation |
||||
the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
and/or sell copies of the Software, and to permit persons to whom the |
||||
Software is furnished to do so, subject to the following conditions: |
||||
|
||||
The above copyright notice and this permission notice shall be included |
||||
in all copies or substantial portions of the Software. |
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||||
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
||||
DEALINGS IN THE SOFTWARE. |
||||
*/ |
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|
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/** @file
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* @brief Enum @ref Magnum::MaterialTools::PhongToPbrMetallicRoughnessFlag, enum set @ref Magnum::MaterialTools::PhongToPbrMetallicRoughnessFlags, Function @ref Magnum::MaterialTools::phongToPbrMetallicRoughness() |
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* @m_since_latest |
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*/ |
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#include <Corrade/Containers/EnumSet.h> |
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#include "Magnum/Magnum.h" |
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#include "Magnum/MaterialTools/visibility.h" |
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#include "Magnum/Trade/Trade.h" |
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namespace Magnum { namespace MaterialTools { |
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/**
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@brief Phong to PBR metallic/roughness conversion flag |
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@m_since_latest |
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@see @ref PhongToPbrMetallicRoughnessFlags, @ref phongToPbrMetallicRoughness() |
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*/ |
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enum class PhongToPbrMetallicRoughnessFlag { |
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/**
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* Keep original attributes instead of removing all that were converted. |
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*/ |
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KeepOriginalAttributes = 1 << 0, |
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|
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/**
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* Drop attributes that can't be converted instead of keeping them in the |
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* output. If |
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* @relativeref{PhongToPbrMetallicRoughnessFlag,FailOnUnconvertableAttributes} |
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* is specified as well, it has a priority. |
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*/ |
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DropUnconvertableAttributes = 1 << 1, |
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|
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/**
|
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* Fail if any attributes can't be converted instead of keeping them in the |
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* output. Has a priority over |
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* @relativeref{PhongToPbrMetallicRoughnessFlag,DropUnconvertableAttributes}. |
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*/ |
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FailOnUnconvertableAttributes = (1 << 2)|DropUnconvertableAttributes, |
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|
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/** @todo flags to pick various shininess conversion alternatives */ |
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}; |
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|
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/**
|
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@brief Phong to PBR conversion flags |
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@m_since_latest |
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|
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@see @ref phongToPbrMetallicRoughness() |
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*/ |
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typedef Containers::EnumSet<PhongToPbrMetallicRoughnessFlag> PhongToPbrMetallicRoughnessFlags; |
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CORRADE_ENUMSET_OPERATORS(PhongToPbrMetallicRoughnessFlags) |
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|
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/**
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@brief Convert a Phong material to PBR metallic/roughness |
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@m_since_latest |
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|
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Performs conversion of the following attributes. If the target attribute is |
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already present, it's passed through unchanged. The original attribute is |
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removed, unless @ref PhongToPbrMetallicRoughnessFlag::KeepOriginalAttributes is |
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set. |
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|
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- The value of @ref Trade::MaterialAttribute::DiffuseColor is used unchanged |
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for @relativeref{Trade::MaterialAttribute,BaseColor} |
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- The value of @ref Trade::MaterialAttribute::DiffuseTexture and related |
||||
texture attributes is used unchanged for |
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@relativeref{Trade::MaterialAttribute,BaseColorTexture} and corresponding |
||||
related texture attributes |
||||
|
||||
The following attributes currently aren't converted. If they are present in the |
||||
input material, a message is printed to @relativeref{Magnum,Warning}. The |
||||
attributes are passed through unchanged unless |
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@ref PhongToPbrMetallicRoughnessFlag::DropUnconvertableAttributes is set; if |
||||
@relativeref{PhongToPbrMetallicRoughnessFlag,FailOnUnconvertableAttributes} is |
||||
set instead, a message is printed to @relativeref{Magnum,Error} and the |
||||
function returns @relativeref{Corrade,Containers::NullOpt}. |
||||
|
||||
- @ref Trade::MaterialAttribute::AmbientColor, |
||||
@relativeref{Trade::MaterialAttribute,AmbientTexture} and related texture |
||||
attributes |
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- @ref Trade::MaterialAttribute::SpecularColor, |
||||
@relativeref{Trade::MaterialAttribute,SpecularTexture} and related texture |
||||
attributes |
||||
- @ref Trade::MaterialAttribute::Shininess |
||||
|
||||
All other attributes (including ones common for Phong and PBR such as |
||||
@ref Trade::MaterialAttribute::NormalTexture) are passed through unchanged. The |
||||
resulting material has @ref Trade::MaterialType::PbrMetallicRoughness set and |
||||
@ref Trade::MaterialType::Phong removed. |
||||
|
||||
@see @ref phongToFlat(), @ref Trade::PbrMetallicRoughnessMaterialData |
||||
*/ |
||||
MAGNUM_MATERIALTOOLS_EXPORT Containers::Optional<Trade::MaterialData> phongToPbrMetallicRoughness(const Trade::MaterialData& material, PhongToPbrMetallicRoughnessFlags flags = {}); |
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|
||||
}} |
||||
|
||||
#endif |
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@ -0,0 +1,31 @@
|
||||
# |
||||
# This file is part of Magnum. |
||||
# |
||||
# Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
||||
# 2020, 2021, 2022 Vladimír Vondruš <mosra@centrum.cz> |
||||
# |
||||
# Permission is hereby granted, free of charge, to any person obtaining a |
||||
# copy of this software and associated documentation files (the "Software"), |
||||
# to deal in the Software without restriction, including without limitation |
||||
# the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
# and/or sell copies of the Software, and to permit persons to whom the |
||||
# Software is furnished to do so, subject to the following conditions: |
||||
# |
||||
# The above copyright notice and this permission notice shall be included |
||||
# in all copies or substantial portions of the Software. |
||||
# |
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||||
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
||||
# DEALINGS IN THE SOFTWARE. |
||||
# |
||||
|
||||
# IDE folder in VS, Xcode etc. CMake 3.12+, older versions have only the FOLDER |
||||
# property that would have to be set on each target separately. |
||||
set(CMAKE_FOLDER "Magnum/MaterialTools/Test") |
||||
|
||||
corrade_add_test(MaterialToolsPhongToPbrMetall___Test PhongToPbrMetallicRoughnessTest.cpp |
||||
LIBRARIES MagnumDebugTools MagnumMaterialTools) |
||||
@ -0,0 +1,313 @@
|
||||
/*
|
||||
This file is part of Magnum. |
||||
|
||||
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
||||
2020, 2021, 2022 Vladimír Vondruš <mosra@centrum.cz> |
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a |
||||
copy of this software and associated documentation files (the "Software"), |
||||
to deal in the Software without restriction, including without limitation |
||||
the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
and/or sell copies of the Software, and to permit persons to whom the |
||||
Software is furnished to do so, subject to the following conditions: |
||||
|
||||
The above copyright notice and this permission notice shall be included |
||||
in all copies or substantial portions of the Software. |
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||||
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
||||
DEALINGS IN THE SOFTWARE. |
||||
*/ |
||||
|
||||
#include <sstream> |
||||
#include <Corrade/TestSuite/Tester.h> |
||||
#include <Corrade/Utility/DebugStl.h> /** @todo remove once Debug is stream-free */ |
||||
|
||||
#include "Magnum/DebugTools/CompareMaterial.h" |
||||
#include "Magnum/MaterialTools/PhongToPbrMetallicRoughness.h" |
||||
#include "Magnum/Math/Color.h" |
||||
#include "Magnum/Math/Matrix3.h" |
||||
#include "Magnum/Trade/MaterialData.h" |
||||
|
||||
namespace Magnum { namespace MaterialTools { namespace Test { namespace { |
||||
|
||||
struct PhongToPbrMetallicRoughnessTest: TestSuite::Tester { |
||||
explicit PhongToPbrMetallicRoughnessTest(); |
||||
|
||||
void convert(); |
||||
void warning(); |
||||
void fail(); |
||||
}; |
||||
|
||||
using namespace Math::Literals; |
||||
|
||||
const struct { |
||||
const char* name; |
||||
PhongToPbrMetallicRoughnessFlags flags; |
||||
Trade::MaterialData material; |
||||
Trade::MaterialData expected; |
||||
} ConvertData[]{ |
||||
{"empty with no type", {}, |
||||
Trade::MaterialData{{}, {}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, {}}}, |
||||
{"empty with Phong and other types", {}, |
||||
Trade::MaterialData{Trade::MaterialType::Phong|Trade::MaterialType::PbrClearCoat, {}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness|Trade::MaterialType::PbrClearCoat, {}}}, |
||||
{"diffuse color", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366ff_rgbaf} |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366ff_rgbaf} |
||||
}}}, |
||||
{"diffuse texture + matrix", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseTexture, 5u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColorTexture, 5u}, |
||||
{Trade::MaterialAttribute::BaseColorTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
}}}, |
||||
{"diffuse color + texture + coordinates + layer", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::DiffuseTexture, 7u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureLayer, 155u}, |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::BaseColorTexture, 7u}, |
||||
{Trade::MaterialAttribute::BaseColorTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::BaseColorTextureLayer, 155u}, |
||||
}}}, |
||||
{"both diffuse and base color", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366ff_rgbaf}, |
||||
{Trade::MaterialAttribute::BaseColor, 0x3366ffff_rgbaf} |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
/* It's not overwritten as it's assumed to be more correct */ |
||||
{Trade::MaterialAttribute::BaseColor, 0x3366ffff_rgbaf} |
||||
}}}, |
||||
{"both diffuse and base color texture but different texture properties", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseTexture, 8u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureLayer, 12u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureMatrix, Matrix3{}}, |
||||
{Trade::MaterialAttribute::BaseColorTexture, 11u}, |
||||
{Trade::MaterialAttribute::BaseColorTextureCoordinates, 1u}, |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
/* It's not overwritten as it's assumed to be more correct;
|
||||
texture-related attributes are not mixed together */ |
||||
{Trade::MaterialAttribute::BaseColorTexture, 11u}, |
||||
{Trade::MaterialAttribute::BaseColorTextureCoordinates, 1u}, |
||||
}}}, |
||||
{"keep original attributes", PhongToPbrMetallicRoughnessFlag::KeepOriginalAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::DiffuseTexture, 7u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::DiffuseTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureLayer, 155u}, |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::BaseColorTexture, 7u}, |
||||
{Trade::MaterialAttribute::BaseColorTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::BaseColorTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::BaseColorTextureLayer, 155u}, |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::DiffuseTexture, 7u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::DiffuseTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureLayer, 155u}, |
||||
}}}, |
||||
{"extra attributes and layers", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366ff_rgbaf}, |
||||
{Trade::MaterialAttribute::AlphaMask, 0.7f}, |
||||
{Trade::MaterialAttribute::DiffuseTexture, 7u}, |
||||
{Trade::MaterialLayer::ClearCoat}, |
||||
{Trade::MaterialAttribute::LayerFactor, 0.35f}, |
||||
}, {2, 3, 5}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366ff_rgbaf}, |
||||
{Trade::MaterialAttribute::AlphaMask, 0.7f}, |
||||
/* Shouldn't get converted because it's a different layer */ |
||||
{Trade::MaterialAttribute::DiffuseTexture, 7u}, |
||||
{Trade::MaterialLayer::ClearCoat}, |
||||
{Trade::MaterialAttribute::LayerFactor, 0.35f}, |
||||
}, {2, 3, 5}}}, |
||||
{"extra attributes and layers, keep original attributes", PhongToPbrMetallicRoughnessFlag::KeepOriginalAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366ff_rgbaf}, |
||||
{Trade::MaterialAttribute::DiffuseTexture, 0u}, |
||||
{Trade::MaterialAttribute::AlphaMask, 0.7f}, |
||||
{Trade::MaterialLayer::ClearCoat}, |
||||
{Trade::MaterialAttribute::LayerFactor, 0.35f}, |
||||
}, {2, 4}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366ff_rgbaf}, |
||||
{Trade::MaterialAttribute::BaseColorTexture, 0u}, |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366ff_rgbaf}, |
||||
{Trade::MaterialAttribute::DiffuseTexture, 0u}, |
||||
{Trade::MaterialAttribute::AlphaMask, 0.7f}, |
||||
{Trade::MaterialLayer::ClearCoat}, |
||||
{Trade::MaterialAttribute::LayerFactor, 0.35f}, |
||||
}, {4, 6}}}, |
||||
{"diffuse texture properties without texture", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::DiffuseTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::DiffuseTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureLayer, 155u}, |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366cc_rgbaf}, |
||||
/* Those are kept and don't produce any warning because the
|
||||
texture wasn't found and thus the branch wasn't taken */ |
||||
{Trade::MaterialAttribute::DiffuseTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::DiffuseTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::DiffuseTextureLayer, 155u}, |
||||
}}}, |
||||
{"ambient texture properties without texture, fail on unconvertable", PhongToPbrMetallicRoughnessFlag::FailOnUnconvertableAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::AmbientTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::AmbientTextureLayer, 356u}, |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366cc_rgbaf}, |
||||
/* These are kept and don't produce any failure because the
|
||||
texture wasn't found and thus the branch wasn't taken */ |
||||
{Trade::MaterialAttribute::AmbientTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::AmbientTextureLayer, 356u}, |
||||
}}}, |
||||
}; |
||||
|
||||
const struct { |
||||
const char* name; |
||||
PhongToPbrMetallicRoughnessFlags flags; |
||||
Trade::MaterialData material; |
||||
Trade::MaterialData expected; |
||||
const char* message; |
||||
} WarningData[]{ |
||||
{"ambient color, specular texture + coordinates", {}, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::AmbientColor, 0x0f030600_rgbaf}, |
||||
{Trade::MaterialAttribute::SpecularTexture, 3u}, |
||||
{Trade::MaterialAttribute::SpecularTextureCoordinates, 2u}, |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::AmbientColor, 0x0f030600_rgbaf}, |
||||
{Trade::MaterialAttribute::SpecularTexture, 3u}, |
||||
{Trade::MaterialAttribute::SpecularTextureCoordinates, 2u}, |
||||
}}, |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::AmbientColor attribute, skipping\n" |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::SpecularTexture attribute, skipping\n"}, |
||||
{"specular color, texture + matrix + layer, ambient texture + coordinates; drop unconvertable", PhongToPbrMetallicRoughnessFlag::DropUnconvertableAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::DiffuseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::SpecularColor, 0x3366ffff_rgbaf}, |
||||
{Trade::MaterialAttribute::SpecularTexture, 3u}, |
||||
{Trade::MaterialAttribute::SpecularTextureMatrix, Matrix3::scaling(Vector2{0.5f})}, |
||||
{Trade::MaterialAttribute::SpecularTextureLayer, 156u}, |
||||
{Trade::MaterialAttribute::AmbientTexture, 1u}, |
||||
{Trade::MaterialAttribute::AmbientTextureCoordinates, 2u}, |
||||
{Trade::MaterialAttribute::DoubleSided, true} |
||||
}}, |
||||
Trade::MaterialData{Trade::MaterialType::PbrMetallicRoughness, { |
||||
{Trade::MaterialAttribute::BaseColor, 0xff3366cc_rgbaf}, |
||||
{Trade::MaterialAttribute::DoubleSided, true} |
||||
}}, |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::SpecularColor attribute, skipping\n" |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::AmbientTexture attribute, skipping\n" |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::SpecularTexture attribute, skipping\n"}, |
||||
}; |
||||
|
||||
const struct { |
||||
const char* name; |
||||
PhongToPbrMetallicRoughnessFlags flags; |
||||
Trade::MaterialData material; |
||||
const char* message; |
||||
} FailData[]{ |
||||
{"ambient color, fail on unconvertable", PhongToPbrMetallicRoughnessFlag::FailOnUnconvertableAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::AmbientColor, Color4{}}, |
||||
}}, |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::AmbientColor attribute\n"}, |
||||
{"specular texture, fail on unconvertable", PhongToPbrMetallicRoughnessFlag::FailOnUnconvertableAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::SpecularTexture, 0u}, |
||||
}}, |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::SpecularTexture attribute\n"}, |
||||
{"shininess, fail on unconvertable", PhongToPbrMetallicRoughnessFlag::FailOnUnconvertableAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::Shininess, 0.5f}, |
||||
}}, |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::Shininess attribute\n"}, |
||||
{"specular color, both drop & fail on unconvertable", PhongToPbrMetallicRoughnessFlag::FailOnUnconvertableAttributes|PhongToPbrMetallicRoughnessFlag::DropUnconvertableAttributes, |
||||
Trade::MaterialData{{}, { |
||||
{Trade::MaterialAttribute::SpecularTexture, 0u}, |
||||
}}, |
||||
"MaterialTools::phongToPbrMetallicRoughness(): unconvertable Trade::MaterialAttribute::SpecularTexture attribute\n"}, |
||||
}; |
||||
|
||||
PhongToPbrMetallicRoughnessTest::PhongToPbrMetallicRoughnessTest() { |
||||
addInstancedTests({&PhongToPbrMetallicRoughnessTest::convert}, |
||||
Containers::arraySize(ConvertData)); |
||||
|
||||
addInstancedTests({&PhongToPbrMetallicRoughnessTest::warning}, |
||||
Containers::arraySize(WarningData)); |
||||
|
||||
addInstancedTests({&PhongToPbrMetallicRoughnessTest::fail}, |
||||
Containers::arraySize(FailData)); |
||||
} |
||||
|
||||
void PhongToPbrMetallicRoughnessTest::convert() { |
||||
auto&& data = ConvertData[testCaseInstanceId()]; |
||||
setTestCaseDescription(data.name); |
||||
|
||||
std::ostringstream out; |
||||
Error redirectError{&out}; |
||||
Warning redirectWarning{&out}; |
||||
Containers::Optional<Trade::MaterialData> actual = phongToPbrMetallicRoughness(data.material, data.flags); |
||||
CORRADE_VERIFY(actual); |
||||
CORRADE_COMPARE_AS(*actual, data.expected, DebugTools::CompareMaterial); |
||||
CORRADE_COMPARE(out.str(), ""); |
||||
} |
||||
|
||||
void PhongToPbrMetallicRoughnessTest::warning() { |
||||
auto&& data = WarningData[testCaseInstanceId()]; |
||||
setTestCaseDescription(data.name); |
||||
|
||||
std::ostringstream out; |
||||
Warning redirectWarning{&out}; |
||||
Containers::Optional<Trade::MaterialData> actual = phongToPbrMetallicRoughness(data.material, data.flags); |
||||
CORRADE_VERIFY(actual); |
||||
CORRADE_COMPARE_AS(*actual, data.expected, DebugTools::CompareMaterial); |
||||
CORRADE_COMPARE(out.str(), data.message); |
||||
} |
||||
|
||||
void PhongToPbrMetallicRoughnessTest::fail() { |
||||
auto&& data = FailData[testCaseInstanceId()]; |
||||
setTestCaseDescription(data.name); |
||||
|
||||
std::ostringstream out; |
||||
Error redirectError{&out}; |
||||
CORRADE_VERIFY(!phongToPbrMetallicRoughness(data.material, data.flags)); |
||||
CORRADE_COMPARE(out.str(), data.message); |
||||
} |
||||
|
||||
}}}} |
||||
|
||||
CORRADE_TEST_MAIN(Magnum::MaterialTools::Test::PhongToPbrMetallicRoughnessTest) |
||||
@ -0,0 +1,49 @@
|
||||
#ifndef Magnum_MaterialTools_visibility_h |
||||
#define Magnum_MaterialTools_visibility_h |
||||
/*
|
||||
This file is part of Magnum. |
||||
|
||||
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
||||
2020, 2021, 2022 Vladimír Vondruš <mosra@centrum.cz> |
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a |
||||
copy of this software and associated documentation files (the "Software"), |
||||
to deal in the Software without restriction, including without limitation |
||||
the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||||
and/or sell copies of the Software, and to permit persons to whom the |
||||
Software is furnished to do so, subject to the following conditions: |
||||
|
||||
The above copyright notice and this permission notice shall be included |
||||
in all copies or substantial portions of the Software. |
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||||
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||||
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||||
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
||||
DEALINGS IN THE SOFTWARE. |
||||
*/ |
||||
|
||||
#include <Corrade/Utility/VisibilityMacros.h> |
||||
|
||||
#include "Magnum/configure.h" |
||||
|
||||
#ifndef DOXYGEN_GENERATING_OUTPUT |
||||
#ifndef MAGNUM_BUILD_STATIC |
||||
#if defined(MagnumMaterialTools_EXPORTS) || defined(MagnumMaterialToolsObjects_EXPORTS) |
||||
#define MAGNUM_MATERIALTOOLS_EXPORT CORRADE_VISIBILITY_EXPORT |
||||
#else |
||||
#define MAGNUM_MATERIALTOOLS_EXPORT CORRADE_VISIBILITY_IMPORT |
||||
#endif |
||||
#else |
||||
#define MAGNUM_MATERIALTOOLS_EXPORT CORRADE_VISIBILITY_STATIC |
||||
#endif |
||||
#define MAGNUM_MATERIALTOOLS_LOCAL CORRADE_VISIBILITY_LOCAL |
||||
#else |
||||
#define MAGNUM_MATERIALTOOLS_EXPORT |
||||
#define MAGNUM_MATERIALTOOLS_LOCAL |
||||
#endif |
||||
|
||||
#endif |
||||
|
||||
Loading…
Reference in new issue