Fixing descriptors a little

src/Engine/Material/MaterialInstance.cpp

@@ -39,6 +39,7 @@ MaterialInstance::MaterialInstance(uint64 id,
         OShaderParameter param;
         Serialization::load(buffer, param);
         parameters.add(std::move(param));
+        buffer.rewind();
     }
 }
 
@@ -50,7 +51,6 @@ MaterialInstance::~MaterialInstance()
 void MaterialInstance::updateDescriptor()
 {
     Gfx::PDescriptorLayout layout = baseMaterial->getMaterial()->getDescriptorLayout();
-    layout->reset();
     descriptor = layout->allocateDescriptorSet();
     for (auto& param : parameters)
     {

src/Engine/Material/ShaderExpression.cpp

@@ -79,7 +79,6 @@ std::string ShaderParameter::evaluate(Map<std::string, std::string>& varState) c
 void ShaderParameter::save(ArchiveBuffer& buffer) const
 {
     ShaderExpression::save(buffer);
-    Serialization::save(buffer, key);
     Serialization::save(buffer, byteOffset);
     Serialization::save(buffer, binding);
 }
@@ -87,7 +86,6 @@ void ShaderParameter::save(ArchiveBuffer& buffer) const
 void ShaderParameter::load(ArchiveBuffer& buffer)
 {
     ShaderExpression::load(buffer);
-    Serialization::load(buffer, key);
     Serialization::load(buffer, byteOffset);
     Serialization::load(buffer, binding);
 }