74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
/**
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* Copyright (c) 2014-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#include "FbxRoughMetMaterialInfo.hpp"
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std::unique_ptr<FbxRoughMetMaterialInfo> FbxRoughMetMaterialInfo::From(
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FbxSurfaceMaterial* fbxMaterial,
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const std::map<const FbxTexture*, FbxString>& textureLocations) {
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std::unique_ptr<FbxRoughMetMaterialInfo> res(
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new FbxRoughMetMaterialInfo(fbxMaterial->GetName(), FBX_SHADER_METROUGH));
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const FbxProperty mayaProp = fbxMaterial->FindProperty("Maya");
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if (mayaProp.GetPropertyDataType() != FbxCompoundDT) {
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return nullptr;
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}
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if (!fbxMaterial->ShadingModel.Get().IsEmpty()) {
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::fmt::printf(
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"Warning: Material %s has surprising shading model: %s\n",
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fbxMaterial->GetName(),
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fbxMaterial->ShadingModel.Get());
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}
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auto getTex = [&](std::string propName) {
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const FbxFileTexture* ptr = nullptr;
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const FbxProperty useProp = mayaProp.FindHierarchical(("use_" + propName + "_map").c_str());
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if (useProp.IsValid() && useProp.Get<bool>()) {
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const FbxProperty texProp = mayaProp.FindHierarchical(("TEX_" + propName + "_map").c_str());
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if (texProp.IsValid()) {
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ptr = texProp.GetSrcObject<FbxFileTexture>();
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if (ptr != nullptr && textureLocations.find(ptr) == textureLocations.end()) {
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ptr = nullptr;
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}
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}
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} else if (verboseOutput && useProp.IsValid()) {
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fmt::printf(
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"Note: Property '%s' of material '%s' exists, but is flagged as 'do not use'.\n",
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propName,
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fbxMaterial->GetName());
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}
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return ptr;
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};
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auto getVec = [&](std::string propName) -> FbxDouble3 {
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const FbxProperty vecProp = mayaProp.FindHierarchical(propName.c_str());
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return vecProp.IsValid() ? vecProp.Get<FbxDouble3>() : FbxDouble3(1, 1, 1);
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};
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auto getVal = [&](std::string propName) -> FbxDouble {
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const FbxProperty vecProp = mayaProp.FindHierarchical(propName.c_str());
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return vecProp.IsValid() ? vecProp.Get<FbxDouble>() : 0;
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};
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res->texNormal = getTex("normal");
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res->texColor = getTex("color");
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res->colBase = getVec("base_color");
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res->texAmbientOcclusion = getTex("ao");
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res->texEmissive = getTex("emissive");
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res->colEmissive = getVec("emissive");
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res->emissiveIntensity = getVal("emissive_intensity");
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res->texMetallic = getTex("metallic");
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res->metallic = getVal("metallic");
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res->texRoughness = getTex("roughness");
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res->roughness = getVal("roughness");
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return res;
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}
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