From e748e2294ebffa5a833fa34ae78eb5851bb003a8 Mon Sep 17 00:00:00 2001
From: "Seungho, Baek" <sbsh.baek@samsung.com>
Date: Mon, 1 Oct 2018 14:18:29 +0900
Subject: [PATCH] Revert "[Tizen] Path length check and coverity issue fix in
 Scene"

This reverts commit 59901599941981c239b53b094a05e321efb06ad5.
---
 .../internal/controls/scene/gltf-loader.cpp        | 63 ++++++++--------------
 .../internal/controls/scene/scene-impl.cpp         |  5 --
 2 files changed, 22 insertions(+), 46 deletions(-)

diff --git a/dali-toolkit/internal/controls/scene/gltf-loader.cpp b/dali-toolkit/internal/controls/scene/gltf-loader.cpp
index ebfdae4..f376939 100644
--- a/dali-toolkit/internal/controls/scene/gltf-loader.cpp
+++ b/dali-toolkit/internal/controls/scene/gltf-loader.cpp
@@ -14,7 +14,6 @@
  * limitations under the License.
  *
  */
-
 // CLASS HEADER
 #include <dali-toolkit/internal/controls/scene/gltf-loader.h>
 #include <dali-toolkit/internal/controls/scene/gltf-shader.h>
@@ -39,14 +38,6 @@ namespace Toolkit
 namespace Internal
 {
 
-namespace
-{
-
-// Maximum path length of linux.
-const unsigned int MAX_PATH_LENGTH = 4096;
-
-}//namespace
-
 GltfLoader::GltfLoader()
   : mNodes( NULL ),
   mRoot( NULL )
@@ -72,22 +63,25 @@ bool GltfLoader::LoadScene( const std::string& filePath, Internal::Scene& scene
   }
 
   mRoot = mParser.GetRoot();
-  if( mRoot &&
-      LoadAssets() &&
-      CreateScene( scene ) )
+  if( !mRoot )
   {
-    return true;
+    return false;
   }
-  return false;
-}
 
-bool GltfLoader::ParseGltf( const std::string& filePath )
-{
-  if( filePath.length() > MAX_PATH_LENGTH )
+  if( !LoadAssets() )
+  {
+    return false;
+  }
+
+  if( !CreateScene( scene ) )
   {
-    DALI_LOG_ERROR( "File path is too long.\n" );
     return false;
   }
+  return true;
+}
+
+bool GltfLoader::ParseGltf( const std::string& filePath )
+{
   std::ifstream fileStream( filePath.c_str() );
   std::string fileBuffer( ( std::istreambuf_iterator<char>( fileStream ) ),
     ( std::istreambuf_iterator<char>() ) );
@@ -98,10 +92,10 @@ bool GltfLoader::ParseGltf( const std::string& filePath )
 
 bool GltfLoader::LoadAssets()
 {
-  if( LoadBinaryData( mRoot ) &&
-      LoadTextureArray( mRoot ) &&
-      LoadMaterialSetArray( mRoot ) &&
-      LoadMeshArray( mRoot )
+  if( LoadBinaryData( mRoot ) &&         // pass a reference
+      LoadTextureArray( mRoot ) &&       // pass a reference
+      LoadMaterialSetArray( mRoot ) &&   // pass a reference
+      LoadMeshArray( mRoot )             // pass a reference
     )
   {
     return true;
@@ -361,17 +355,13 @@ bool GltfLoader::LoadTextureArray( const TreeNode* root )
 Texture GltfLoader::LoadTexture( const char* imageUrl, bool generateMipmaps )
 {
   Texture texture;
-  if( std::string( imageUrl ).length() > MAX_PATH_LENGTH )
-  {
-    DALI_LOG_ERROR( "Image path is too long.\n" );
-    return texture;
-  }
   Devel::PixelBuffer pixelBuffer = LoadImageFromFile( imageUrl );
   if( pixelBuffer )
   {
     texture = Texture::New( TextureType::TEXTURE_2D, pixelBuffer.GetPixelFormat(), pixelBuffer.GetWidth(), pixelBuffer.GetHeight() );
     PixelData pixelData = Devel::PixelBuffer::Convert( pixelBuffer );
     texture.Upload( pixelData );
+
     if( generateMipmaps )
     {
       texture.GenerateMipmaps();
@@ -1125,6 +1115,7 @@ Actor GltfLoader::AddNode( Scene& scene, int index )
   if( ( tempNode = node->GetChild( "mesh" ) ) )
   {
     MeshInfo meshInfo = mMeshArray[tempNode->GetInteger()];
+    GLTF::MaterialInfo materialInfo = mMaterialArray[meshInfo.materialsIdx];
     bool isMaterial = ( meshInfo.materialsIdx >= 0 );
 
     TextureSet textureSet;
@@ -1147,7 +1138,6 @@ Actor GltfLoader::AddNode( Scene& scene, int index )
     bool useIBL = ( scene.GetLightType() >= Toolkit::Scene::LightType::IMAGE_BASED_LIGHT );
     if( isMaterial )
     {
-      GLTF::MaterialInfo materialInfo = mMaterialArray[meshInfo.materialsIdx];
       if( SetTextureAndSampler( textureSet, materialInfo.baseColorTexture.index, FRAGMENT_SHADER, DEFINE_BASECOLOR_TEXTURE, addIdx ) )
       {
         shaderTypeIndex += static_cast<int>( ShaderType::BASECOLOR_SHADER );
@@ -1234,7 +1224,6 @@ Actor GltfLoader::AddNode( Scene& scene, int index )
     actor.RegisterProperty( "uIsColor", meshInfo.attribute.COLOR.size() > 0 );
     if( isMaterial )
     {
-      GLTF::MaterialInfo materialInfo = mMaterialArray[meshInfo.materialsIdx];
       actor.RegisterProperty( "uBaseColorFactor", materialInfo.baseColorFactor );
       actor.RegisterProperty( "uMetallicRoughnessFactors", Vector2( materialInfo.metallicFactor, materialInfo.roughnessFactor ) );
 
@@ -1514,22 +1503,14 @@ bool GltfLoader::LoadAnimationSamplers( const TreeNode& animation, AnimationInfo
 template <typename T>
 bool GltfLoader::ReadBinFile( Vector<T> &dataBuffer, std::string url, int offset, int count )
 {
-  if( url.length() > MAX_PATH_LENGTH )
-  {
-    DALI_LOG_ERROR( "Binary file path is too long.\n" );
-    return false;
-  }
   dataBuffer.Resize( count );
   FILE* fp = fopen( url.c_str(), "rb" );
-  if( fp == NULL )
+  if( NULL == fp )
   {
     return false;
   }
-  ssize_t result = -1;
-  if( !fseek( fp, offset, SEEK_SET ) )
-  {
-    result = fread( &dataBuffer[0], sizeof( T ), count, fp );
-  }
+  fseek( fp, offset, SEEK_SET );
+  ssize_t result = fread( &dataBuffer[0], sizeof( T ), count, fp );
   fclose( fp );
 
   return ( result >= 0 );
diff --git a/dali-toolkit/internal/controls/scene/scene-impl.cpp b/dali-toolkit/internal/controls/scene/scene-impl.cpp
index c09f21c..2c70685 100644
--- a/dali-toolkit/internal/controls/scene/scene-impl.cpp
+++ b/dali-toolkit/internal/controls/scene/scene-impl.cpp
@@ -14,7 +14,6 @@
  * limitations under the License.
  *
  */
-
 // CLASS HEADER
 #include "scene-impl.h"
 
@@ -178,10 +177,6 @@ void Scene::UploadTextureFace( Texture& texture, Devel::PixelBuffer pixelBuffer,
   {
     faceSize = imageWidth / 6;
   }
-  else
-  {
-    return;
-  }
 
   unsigned int xOffset = cubeMap_index_x[cubeType][faceIndex] * faceSize;
   unsigned int yOffset = cubeMap_index_y[cubeType][faceIndex] * faceSize;
-- 
2.7.4