From 27f81884f9dc93aa9f124f046374c6f2516403d6 Mon Sep 17 00:00:00 2001 From: "roshan.c" Date: Mon, 15 Aug 2016 09:58:53 -0700 Subject: [PATCH] adding support to store all the layered textures --- code/FBXConverter.cpp | 153 ++++++++++++++++++++++-------------------- code/FBXDocument.h | 15 +++-- code/FBXMaterial.cpp | 5 +- 3 files changed, 92 insertions(+), 81 deletions(-) diff --git a/code/FBXConverter.cpp b/code/FBXConverter.cpp index d0f1c0de4..1f6274d8f 100644 --- a/code/FBXConverter.cpp +++ b/code/FBXConverter.cpp @@ -1916,57 +1916,92 @@ void Converter::TrySetTextureProperties( aiMaterial* out_mat, const LayeredTextu return; } - const Texture* const tex = ( *it ).second->getTexture(); + int texCount = (*it).second->textureCount(); + + // Set the blend mode for layered textures + int blendmode= (*it).second->GetBlendMode(); + out_mat->AddProperty(&blendmode,1,_AI_MATKEY_TEXOP_BASE,target,0); - aiString path; - path.Set( tex->RelativeFilename() ); + for(int texIndex = 0; texIndex < texCount; texIndex++){ + + const Texture* const tex = ( *it ).second->getTexture(texIndex); - out_mat->AddProperty( &path, _AI_MATKEY_TEXTURE_BASE, target, 0 ); + aiString path; + path.Set( tex->RelativeFilename() ); - aiUVTransform uvTrafo; - // XXX handle all kinds of UV transformations - uvTrafo.mScaling = tex->UVScaling(); - uvTrafo.mTranslation = tex->UVTranslation(); - out_mat->AddProperty( &uvTrafo, 1, _AI_MATKEY_UVTRANSFORM_BASE, target, 0 ); + out_mat->AddProperty( &path, _AI_MATKEY_TEXTURE_BASE, target, texIndex ); - const PropertyTable& props = tex->Props(); + aiUVTransform uvTrafo; + // XXX handle all kinds of UV transformations + uvTrafo.mScaling = tex->UVScaling(); + uvTrafo.mTranslation = tex->UVTranslation(); + out_mat->AddProperty( &uvTrafo, 1, _AI_MATKEY_UVTRANSFORM_BASE, target, texIndex ); - int uvIndex = 0; + const PropertyTable& props = tex->Props(); - bool ok; - const std::string& uvSet = PropertyGet( props, "UVSet", ok ); - if ( ok ) { - // "default" is the name which usually appears in the FbxFileTexture template - if ( uvSet != "default" && uvSet.length() ) { - // this is a bit awkward - we need to find a mesh that uses this - // material and scan its UV channels for the given UV name because - // assimp references UV channels by index, not by name. + int uvIndex = 0; - // XXX: the case that UV channels may appear in different orders - // in meshes is unhandled. A possible solution would be to sort - // the UV channels alphabetically, but this would have the side - // effect that the primary (first) UV channel would sometimes - // be moved, causing trouble when users read only the first - // UV channel and ignore UV channel assignments altogether. + bool ok; + const std::string& uvSet = PropertyGet( props, "UVSet", ok ); + if ( ok ) { + // "default" is the name which usually appears in the FbxFileTexture template + if ( uvSet != "default" && uvSet.length() ) { + // this is a bit awkward - we need to find a mesh that uses this + // material and scan its UV channels for the given UV name because + // assimp references UV channels by index, not by name. - const unsigned int matIndex = static_cast( std::distance( materials.begin(), - std::find( materials.begin(), materials.end(), out_mat ) - ) ); + // XXX: the case that UV channels may appear in different orders + // in meshes is unhandled. A possible solution would be to sort + // the UV channels alphabetically, but this would have the side + // effect that the primary (first) UV channel would sometimes + // be moved, causing trouble when users read only the first + // UV channel and ignore UV channel assignments altogether. - uvIndex = -1; - if ( !mesh ) - { - for( const MeshMap::value_type& v : meshes_converted ) { - const MeshGeometry* const mesh = dynamic_cast ( v.first ); - if ( !mesh ) { - continue; + const unsigned int matIndex = static_cast( std::distance( materials.begin(), + std::find( materials.begin(), materials.end(), out_mat ) + ) ); + + uvIndex = -1; + if ( !mesh ) + { + for( const MeshMap::value_type& v : meshes_converted ) { + const MeshGeometry* const mesh = dynamic_cast ( v.first ); + if ( !mesh ) { + continue; + } + + const MatIndexArray& mats = mesh->GetMaterialIndices(); + if ( std::find( mats.begin(), mats.end(), matIndex ) == mats.end() ) { + continue; + } + + int index = -1; + for ( unsigned int i = 0; i < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++i ) { + if ( mesh->GetTextureCoords( i ).empty() ) { + break; + } + const std::string& name = mesh->GetTextureCoordChannelName( i ); + if ( name == uvSet ) { + index = static_cast( i ); + break; + } + } + if ( index == -1 ) { + FBXImporter::LogWarn( "did not find UV channel named " + uvSet + " in a mesh using this material" ); + continue; + } + + if ( uvIndex == -1 ) { + uvIndex = index; + } + else { + FBXImporter::LogWarn( "the UV channel named " + uvSet + + " appears at different positions in meshes, results will be wrong" ); + } } - - const MatIndexArray& mats = mesh->GetMaterialIndices(); - if ( std::find( mats.begin(), mats.end(), matIndex ) == mats.end() ) { - continue; - } - + } + else + { int index = -1; for ( unsigned int i = 0; i < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++i ) { if ( mesh->GetTextureCoords( i ).empty() ) { @@ -1980,48 +2015,22 @@ void Converter::TrySetTextureProperties( aiMaterial* out_mat, const LayeredTextu } if ( index == -1 ) { FBXImporter::LogWarn( "did not find UV channel named " + uvSet + " in a mesh using this material" ); - continue; } if ( uvIndex == -1 ) { uvIndex = index; } - else { - FBXImporter::LogWarn( "the UV channel named " + uvSet + - " appears at different positions in meshes, results will be wrong" ); - } - } - } - else - { - int index = -1; - for ( unsigned int i = 0; i < AI_MAX_NUMBER_OF_TEXTURECOORDS; ++i ) { - if ( mesh->GetTextureCoords( i ).empty() ) { - break; - } - const std::string& name = mesh->GetTextureCoordChannelName( i ); - if ( name == uvSet ) { - index = static_cast( i ); - break; - } - } - if ( index == -1 ) { - FBXImporter::LogWarn( "did not find UV channel named " + uvSet + " in a mesh using this material" ); } if ( uvIndex == -1 ) { - uvIndex = index; + FBXImporter::LogWarn( "failed to resolve UV channel " + uvSet + ", using first UV channel" ); + uvIndex = 0; } } - - if ( uvIndex == -1 ) { - FBXImporter::LogWarn( "failed to resolve UV channel " + uvSet + ", using first UV channel" ); - uvIndex = 0; - } } - } - out_mat->AddProperty( &uvIndex, 1, _AI_MATKEY_UVWSRC_BASE, target, 0 ); + out_mat->AddProperty( &uvIndex, 1, _AI_MATKEY_UVWSRC_BASE, target, texIndex ); + } } void Converter::SetTextureProperties( aiMaterial* out_mat, const TextureMap& textures, const MeshGeometry* const mesh ) @@ -2030,6 +2039,7 @@ void Converter::SetTextureProperties( aiMaterial* out_mat, const TextureMap& tex TrySetTextureProperties( out_mat, textures, "AmbientColor", aiTextureType_AMBIENT, mesh ); TrySetTextureProperties( out_mat, textures, "EmissiveColor", aiTextureType_EMISSIVE, mesh ); TrySetTextureProperties( out_mat, textures, "SpecularColor", aiTextureType_SPECULAR, mesh ); + TrySetTextureProperties( out_mat, textures, "SpecularFactor", aiTextureType_SPECULAR, mesh); TrySetTextureProperties( out_mat, textures, "TransparentColor", aiTextureType_OPACITY, mesh ); TrySetTextureProperties( out_mat, textures, "ReflectionColor", aiTextureType_REFLECTION, mesh ); TrySetTextureProperties( out_mat, textures, "DisplacementColor", aiTextureType_DISPLACEMENT, mesh ); @@ -2044,6 +2054,7 @@ void Converter::SetTextureProperties( aiMaterial* out_mat, const LayeredTextureM TrySetTextureProperties( out_mat, layeredTextures, "AmbientColor", aiTextureType_AMBIENT, mesh ); TrySetTextureProperties( out_mat, layeredTextures, "EmissiveColor", aiTextureType_EMISSIVE, mesh ); TrySetTextureProperties( out_mat, layeredTextures, "SpecularColor", aiTextureType_SPECULAR, mesh ); + TrySetTextureProperties( out_mat, layeredTextures, "SpecularFactor", aiTextureType_SPECULAR, mesh); TrySetTextureProperties( out_mat, layeredTextures, "TransparentColor", aiTextureType_OPACITY, mesh ); TrySetTextureProperties( out_mat, layeredTextures, "ReflectionColor", aiTextureType_REFLECTION, mesh ); TrySetTextureProperties( out_mat, layeredTextures, "DisplacementColor", aiTextureType_DISPLACEMENT, mesh ); diff --git a/code/FBXDocument.h b/code/FBXDocument.h index 62d463bab..6016805ed 100644 --- a/code/FBXDocument.h +++ b/code/FBXDocument.h @@ -594,23 +594,24 @@ public: BlendMode_BlendModeCount }; - const Texture* getTexture() const + const Texture* getTexture(int index=0) const { - return texture; - } + return textures[index]; - BlendMode GetBlendMode() + } + const int textureCount() const { + return textures.size(); + } + const BlendMode GetBlendMode() const { return blendMode; } - float Alpha() { return alpha; } - private: - const Texture* texture; + std::vector textures; BlendMode blendMode; float alpha; }; diff --git a/code/FBXMaterial.cpp b/code/FBXMaterial.cpp index 43e501d67..e5e9cd259 100644 --- a/code/FBXMaterial.cpp +++ b/code/FBXMaterial.cpp @@ -227,7 +227,6 @@ Texture::~Texture() LayeredTexture::LayeredTexture(uint64_t id, const Element& element, const Document& /*doc*/, const std::string& name) : Object(id,element,name) -,texture(0) ,blendMode(BlendMode_Modulate) ,alpha(1) { @@ -249,7 +248,7 @@ LayeredTexture::LayeredTexture(uint64_t id, const Element& element, const Docume LayeredTexture::~LayeredTexture() { - + } void LayeredTexture::fillTexture(const Document& doc) @@ -267,7 +266,7 @@ void LayeredTexture::fillTexture(const Document& doc) const Texture* const tex = dynamic_cast(ob); - texture = tex; + textures.push_back(tex); } }