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356 lines
18 KiB
356 lines
18 KiB
/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020 Vladimír Vondruš <mosra@centrum.cz> |
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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, |
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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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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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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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#include "PbrSpecularGlossinessMaterialData.h" |
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#include "Magnum/Math/Color.h" |
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#include "Magnum/Math/Matrix3.h" |
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namespace Magnum { namespace Trade { |
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using namespace Math::Literals; |
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bool PbrSpecularGlossinessMaterialData::hasSpecularTexture() const { |
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return hasAttribute(MaterialAttribute::SpecularTexture) || |
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hasAttribute(MaterialAttribute::SpecularGlossinessTexture); |
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} |
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bool PbrSpecularGlossinessMaterialData::hasGlossinessTexture() const { |
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return hasAttribute(MaterialAttribute::GlossinessTexture) || |
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hasAttribute(MaterialAttribute::SpecularGlossinessTexture); |
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} |
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bool PbrSpecularGlossinessMaterialData::hasSpecularGlossinessTexture() const { |
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return (hasAttribute(MaterialAttribute::SpecularGlossinessTexture) || |
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(hasAttribute(MaterialAttribute::SpecularTexture) && |
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hasAttribute(MaterialAttribute::GlossinessTexture) && |
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attribute<UnsignedInt>(MaterialAttribute::SpecularTexture) == attribute<UnsignedInt>(MaterialAttribute::GlossinessTexture) && |
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specularTextureSwizzle() == MaterialTextureSwizzle::RGB && |
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glossinessTextureSwizzle() == MaterialTextureSwizzle::A)) && |
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specularTextureMatrix() == glossinessTextureMatrix() && |
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specularTextureCoordinates() == glossinessTextureCoordinates(); |
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} |
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bool PbrSpecularGlossinessMaterialData::hasTextureTransformation() const { |
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return hasAttribute(MaterialAttribute::TextureMatrix) || |
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hasAttribute(MaterialAttribute::DiffuseTextureMatrix) || |
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hasAttribute(MaterialAttribute::SpecularTextureMatrix) || |
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hasAttribute(MaterialAttribute::GlossinessTextureMatrix) || |
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hasAttribute(MaterialAttribute::NormalTextureMatrix) || |
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hasAttribute(MaterialAttribute::OcclusionTextureMatrix) || |
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hasAttribute(MaterialAttribute::EmissiveTextureMatrix); |
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} |
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bool PbrSpecularGlossinessMaterialData::hasCommonTextureTransformation() const { |
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auto check = [](Containers::Optional<Matrix3>& transformation, Matrix3 current) { |
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if(!transformation) { |
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transformation = current; |
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return true; |
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} |
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return transformation == current; |
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}; |
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Containers::Optional<Matrix3> transformation; |
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/* First one can't fail */ |
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if(hasAttribute(MaterialAttribute::DiffuseTexture) && !check(transformation, diffuseTextureMatrix())) |
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CORRADE_INTERNAL_ASSERT_UNREACHABLE(); /* LCOV_EXCL_LINE */ |
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if(hasSpecularTexture() && !check(transformation, specularTextureMatrix())) |
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return false; |
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if(hasGlossinessTexture() && !check(transformation, glossinessTextureMatrix())) |
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return false; |
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if(hasAttribute(MaterialAttribute::NormalTexture) && !check(transformation, normalTextureMatrix())) |
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return false; |
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if(hasAttribute(MaterialAttribute::OcclusionTexture) && !check(transformation, occlusionTextureMatrix())) |
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return false; |
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if(hasAttribute(MaterialAttribute::EmissiveTexture) && !check(transformation, emissiveTextureMatrix())) |
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return false; |
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return true; |
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} |
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bool PbrSpecularGlossinessMaterialData::hasTextureCoordinates() const { |
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return hasAttribute(MaterialAttribute::TextureCoordinates) || |
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hasAttribute(MaterialAttribute::DiffuseTextureCoordinates) || |
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hasAttribute(MaterialAttribute::SpecularTextureCoordinates) || |
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hasAttribute(MaterialAttribute::GlossinessTextureCoordinates) || |
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hasAttribute(MaterialAttribute::NormalTextureCoordinates) || |
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hasAttribute(MaterialAttribute::OcclusionTextureCoordinates) || |
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hasAttribute(MaterialAttribute::EmissiveTextureCoordinates); |
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} |
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bool PbrSpecularGlossinessMaterialData::hasCommonTextureCoordinates() const { |
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auto check = [](Containers::Optional<UnsignedInt>& coordinates, UnsignedInt current) { |
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if(!coordinates) { |
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coordinates = current; |
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return true; |
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} |
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return coordinates == current; |
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}; |
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Containers::Optional<UnsignedInt> coordinates; |
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/* First one can't fail */ |
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if(hasAttribute(MaterialAttribute::DiffuseTexture) && !check(coordinates, diffuseTextureCoordinates())) |
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CORRADE_INTERNAL_ASSERT_UNREACHABLE(); /* LCOV_EXCL_LINE */ |
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if(hasSpecularTexture() && !check(coordinates, specularTextureCoordinates())) |
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return false; |
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if(hasGlossinessTexture() && !check(coordinates, glossinessTextureCoordinates())) |
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return false; |
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if(hasAttribute(MaterialAttribute::NormalTexture) && !check(coordinates, normalTextureCoordinates())) |
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return false; |
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if(hasAttribute(MaterialAttribute::OcclusionTexture) && !check(coordinates, occlusionTextureCoordinates())) |
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return false; |
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if(hasAttribute(MaterialAttribute::EmissiveTexture) && !check(coordinates, emissiveTextureCoordinates())) |
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return false; |
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return true; |
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} |
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Color4 PbrSpecularGlossinessMaterialData::diffuseColor() const { |
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return attributeOr(MaterialAttribute::DiffuseColor, 0xffffffff_srgbaf); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::diffuseTexture() const { |
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return attribute<UnsignedInt>(MaterialAttribute::DiffuseTexture); |
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} |
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Matrix3 PbrSpecularGlossinessMaterialData::diffuseTextureMatrix() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::DiffuseTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::diffuseTextureMatrix(): the material doesn't have a diffuse texture", {}); |
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if(Containers::Optional<Matrix3> value = tryAttribute<Matrix3>(MaterialAttribute::DiffuseTextureMatrix)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureMatrix, Matrix3{}); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::diffuseTextureCoordinates() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::DiffuseTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::diffuseTextureCoordinates(): the material doesn't have a diffuse texture", {}); |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::DiffuseTextureCoordinates)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureCoordinates, 0u); |
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} |
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Color4 PbrSpecularGlossinessMaterialData::specularColor() const { |
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return attributeOr(MaterialAttribute::SpecularColor, 0xffffff00_srgbaf); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::specularTexture() const { |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::SpecularGlossinessTexture)) |
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return *value; |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::SpecularTexture)) |
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return *value; |
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/* Explicit assertion because printing that SpecularTexture isn't found |
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would be misleading as it can be also SpecularGlossinessTexture */ |
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CORRADE_ASSERT_UNREACHABLE("Trade::PbrSpecularGlossinessMaterialData::specularTexture(): the material doesn't have a specular texture", {}); |
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} |
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MaterialTextureSwizzle PbrSpecularGlossinessMaterialData::specularTextureSwizzle() const { |
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CORRADE_ASSERT(hasSpecularTexture(), |
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"Trade::PbrSpecularGlossinessMaterialData::specularTextureSwizzle(): the material doesn't have a specular texture", {}); |
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if(hasAttribute(MaterialAttribute::SpecularGlossinessTexture)) |
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return MaterialTextureSwizzle::RGB; |
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return attributeOr(MaterialAttribute::SpecularTextureSwizzle, MaterialTextureSwizzle::RGB); |
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} |
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Matrix3 PbrSpecularGlossinessMaterialData::specularTextureMatrix() const { |
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CORRADE_ASSERT(hasSpecularTexture(), |
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"Trade::PbrSpecularGlossinessMaterialData::specularTextureMatrix(): the material doesn't have a specular texture", {}); |
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if(Containers::Optional<Matrix3> value = tryAttribute<Matrix3>(MaterialAttribute::SpecularTextureMatrix)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureMatrix, Matrix3{}); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::specularTextureCoordinates() const { |
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CORRADE_ASSERT(hasSpecularTexture(), |
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"Trade::PbrSpecularGlossinessMaterialData::specularTextureCoordinates(): the material doesn't have a specular texture", {}); |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::SpecularTextureCoordinates)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureCoordinates, 0u); |
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} |
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Float PbrSpecularGlossinessMaterialData::glossiness() const { |
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return attributeOr(MaterialAttribute::Glossiness, 1.0f); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::glossinessTexture() const { |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::SpecularGlossinessTexture)) |
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return *value; |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::GlossinessTexture)) |
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return *value; |
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/* Explicit assertion because printing that GlossinessTexture isn't found |
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would be misleading as it can be also SpecularGlossinessTexture */ |
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CORRADE_ASSERT_UNREACHABLE("Trade::PbrSpecularGlossinessMaterialData::glossinessTexture(): the material doesn't have a glossiness texture", {}); |
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} |
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MaterialTextureSwizzle PbrSpecularGlossinessMaterialData::glossinessTextureSwizzle() const { |
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CORRADE_ASSERT(hasGlossinessTexture(), |
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"Trade::PbrSpecularGlossinessMaterialData::glossinessTextureSwizzle(): the material doesn't have a glossiness texture", {}); |
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if(hasAttribute(MaterialAttribute::SpecularGlossinessTexture)) |
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return MaterialTextureSwizzle::A; |
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return attributeOr(MaterialAttribute::GlossinessTextureSwizzle, MaterialTextureSwizzle::R); |
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} |
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Matrix3 PbrSpecularGlossinessMaterialData::glossinessTextureMatrix() const { |
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CORRADE_ASSERT(hasGlossinessTexture(), |
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"Trade::PbrSpecularGlossinessMaterialData::glossinessTextureMatrix(): the material doesn't have a glossiness texture", {}); |
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if(Containers::Optional<Matrix3> value = tryAttribute<Matrix3>(MaterialAttribute::GlossinessTextureMatrix)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureMatrix, Matrix3{}); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::glossinessTextureCoordinates() const { |
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CORRADE_ASSERT(hasGlossinessTexture(), |
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"Trade::PbrSpecularGlossinessMaterialData::glossinessTextureCoordinates(): the material doesn't have a glossiness texture", {}); |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::GlossinessTextureCoordinates)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureCoordinates, 0u); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::normalTexture() const { |
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return attribute<UnsignedInt>(MaterialAttribute::NormalTexture); |
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} |
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Float PbrSpecularGlossinessMaterialData::normalTextureScale() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::NormalTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::normalTextureScale(): the material doesn't have a normal texture", {}); |
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return attributeOr(MaterialAttribute::NormalTextureScale, 1.0f); |
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} |
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MaterialTextureSwizzle PbrSpecularGlossinessMaterialData::normalTextureSwizzle() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::NormalTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::normalTextureSwizzle(): the material doesn't have a normal texture", {}); |
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return attributeOr(MaterialAttribute::NormalTextureSwizzle, MaterialTextureSwizzle::RGB); |
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} |
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Matrix3 PbrSpecularGlossinessMaterialData::normalTextureMatrix() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::NormalTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::normalTextureMatrix(): the material doesn't have a normal texture", {}); |
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if(Containers::Optional<Matrix3> value = tryAttribute<Matrix3>(MaterialAttribute::NormalTextureMatrix)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureMatrix, Matrix3{}); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::normalTextureCoordinates() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::NormalTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::normalTextureCoordinates(): the material doesn't have a normal texture", {}); |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::NormalTextureCoordinates)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureCoordinates, 0u); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::occlusionTexture() const { |
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return attribute<UnsignedInt>(MaterialAttribute::OcclusionTexture); |
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} |
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Float PbrSpecularGlossinessMaterialData::occlusionTextureStrength() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::occlusionTextureStrength(): the material doesn't have an occlusion texture", {}); |
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return attributeOr(MaterialAttribute::OcclusionTextureStrength, 1.0f); |
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} |
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MaterialTextureSwizzle PbrSpecularGlossinessMaterialData::occlusionTextureSwizzle() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::occlusionTextureSwizzle(): the material doesn't have an occlusion texture", {}); |
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return attributeOr(MaterialAttribute::OcclusionTextureSwizzle, MaterialTextureSwizzle::R); |
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} |
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Matrix3 PbrSpecularGlossinessMaterialData::occlusionTextureMatrix() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::occlusionTextureMatrix(): the material doesn't have an occlusion texture", {}); |
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if(Containers::Optional<Matrix3> value = tryAttribute<Matrix3>(MaterialAttribute::OcclusionTextureMatrix)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureMatrix, Matrix3{}); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::occlusionTextureCoordinates() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::OcclusionTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::occlusionTextureCoordinates(): the material doesn't have an occlusion texture", {}); |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::OcclusionTextureCoordinates)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureCoordinates, 0u); |
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} |
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Color3 PbrSpecularGlossinessMaterialData::emissiveColor() const { |
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return attributeOr(MaterialAttribute::EmissiveColor, 0x000000_srgbf); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::emissiveTexture() const { |
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return attribute<UnsignedInt>(MaterialAttribute::EmissiveTexture); |
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} |
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Matrix3 PbrSpecularGlossinessMaterialData::emissiveTextureMatrix() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::EmissiveTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::emissiveTextureMatrix(): the material doesn't have an emissive texture", {}); |
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if(Containers::Optional<Matrix3> value = tryAttribute<Matrix3>(MaterialAttribute::EmissiveTextureMatrix)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureMatrix, Matrix3{}); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::emissiveTextureCoordinates() const { |
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CORRADE_ASSERT(hasAttribute(MaterialAttribute::EmissiveTexture), |
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"Trade::PbrSpecularGlossinessMaterialData::emissiveTextureCoordinates(): the material doesn't have an emissive texture", {}); |
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if(Containers::Optional<UnsignedInt> value = tryAttribute<UnsignedInt>(MaterialAttribute::EmissiveTextureCoordinates)) |
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return *value; |
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return attributeOr(MaterialAttribute::TextureCoordinates, 0u); |
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} |
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Matrix3 PbrSpecularGlossinessMaterialData::commonTextureMatrix() const { |
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CORRADE_ASSERT(hasCommonTextureTransformation(), |
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"Trade::PbrSpecularGlossinessMaterialData::commonTextureMatrix(): the material doesn't have a common texture coordinate transformation", {}); |
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if(hasAttribute(MaterialAttribute::DiffuseTexture)) |
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return diffuseTextureMatrix(); |
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if(hasSpecularTexture()) |
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return specularTextureMatrix(); |
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if(hasGlossinessTexture()) |
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return glossinessTextureMatrix(); |
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if(hasAttribute(MaterialAttribute::NormalTexture)) |
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return normalTextureMatrix(); |
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if(hasAttribute(MaterialAttribute::OcclusionTexture)) |
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return occlusionTextureMatrix(); |
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if(hasAttribute(MaterialAttribute::EmissiveTexture)) |
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return emissiveTextureMatrix(); |
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return attributeOr(MaterialAttribute::TextureMatrix, Matrix3{}); |
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} |
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UnsignedInt PbrSpecularGlossinessMaterialData::commonTextureCoordinates() const { |
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CORRADE_ASSERT(hasCommonTextureCoordinates(), |
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"Trade::PbrSpecularGlossinessMaterialData::commonTextureCoordinates(): the material doesn't have a common texture coordinate set", {}); |
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if(hasAttribute(MaterialAttribute::DiffuseTexture)) |
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return diffuseTextureCoordinates(); |
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if(hasSpecularTexture()) |
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return specularTextureCoordinates(); |
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if(hasGlossinessTexture()) |
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return glossinessTextureCoordinates(); |
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if(hasAttribute(MaterialAttribute::NormalTexture)) |
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return normalTextureCoordinates(); |
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if(hasAttribute(MaterialAttribute::OcclusionTexture)) |
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return occlusionTextureCoordinates(); |
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if(hasAttribute(MaterialAttribute::EmissiveTexture)) |
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return emissiveTextureCoordinates(); |
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return attributeOr(MaterialAttribute::TextureCoordinates, 0u); |
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} |
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}}
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