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Merge pull request #5154 from feuerste/gltf_binary 

Improve binary check for gltf and gltf2.
pull/5172/head
Kim Kulling 2023-07-05 21:29:38 +02:00 committed by GitHub
parent 9a94b26cdc 90ff723b6c
commit 6308de6e5b
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 17 additions and 4 deletions
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10
code/AssetLib/glTF/glTFImporter.cpp
View File

@ -93,7 +93,10 @@ const aiImporterDesc *glTFImporter::GetInfo() const {
bool glTFImporter::CanRead(const std::string &pFile, IOSystem *pIOHandler, bool /* checkSig */) const {
glTF::Asset asset(pIOHandler);
try {
asset.Load(pFile, GetExtension(pFile) == "glb");
asset.Load(pFile,
CheckMagicToken(
pIOHandler, pFile, AI_GLB_MAGIC_NUMBER, 1, 0,
static_cast<unsigned int>(strlen(AI_GLB_MAGIC_NUMBER))));
return asset.asset;
} catch (...) {
return false;
@ -697,7 +700,10 @@ void glTFImporter::InternReadFile(const std::string &pFile, aiScene *pScene, IOS
// read the asset file
glTF::Asset asset(pIOHandler);
asset.Load(pFile, GetExtension(pFile) == "glb");
asset.Load(pFile,
CheckMagicToken(
pIOHandler, pFile, AI_GLB_MAGIC_NUMBER, 1, 0,
static_cast<unsigned int>(strlen(AI_GLB_MAGIC_NUMBER))));
//
// Copy the data out

11
code/AssetLib/glTF2/glTF2Importer.cpp
View File

@ -112,7 +112,11 @@ bool glTF2Importer::CanRead(const std::string &filename, IOSystem *pIOHandler, b
if (pIOHandler) {
glTF2::Asset asset(pIOHandler);
return asset.CanRead(filename, extension == "glb");
return asset.CanRead(
filename,
CheckMagicToken(
pIOHandler, filename, AI_GLB_MAGIC_NUMBER, 1, 0,
static_cast<unsigned int>(strlen(AI_GLB_MAGIC_NUMBER))));
}
return false;
@ -1678,7 +1682,10 @@ void glTF2Importer::InternReadFile(const std::string &pFile, aiScene *pScene, IO
// read the asset file
glTF2::Asset asset(pIOHandler, static_cast<rapidjson::IRemoteSchemaDocumentProvider *>(mSchemaDocumentProvider));
asset.Load(pFile, GetExtension(pFile) == "glb");
asset.Load(pFile,
CheckMagicToken(
pIOHandler, pFile, AI_GLB_MAGIC_NUMBER, 1, 0,
static_cast<unsigned int>(strlen(AI_GLB_MAGIC_NUMBER))));
if (asset.scene) {
pScene->mName = asset.scene->name;
}