void XMLFile::Patch(XMLElement patchElement)
{
pugi::xml_node root = pugi::xml_node(patchElement.GetNode());
for (pugi::xml_node::iterator patch = root.begin(); patch != root.end(); patch++)
{
pugi::xml_attribute sel = patch->attribute("sel");
if (sel.empty())
{
URHO3D_LOGERROR("XML Patch failed due to node not having a sel attribute.");
continue;
}
// Only select a single node at a time, they can use xpath to select specific ones in multiple otherwise the node set becomes invalid due to changes
pugi::xpath_node original = document_->select_single_node(sel.value());
if (!original)
{
URHO3D_LOGERRORF("XML Patch failed with bad select: %s.", sel.value());
continue;
}
if (strcmp(patch->name(), "add") == 0)
PatchAdd(*patch, original);
else if (strcmp(patch->name(), "replace") == 0)
PatchReplace(*patch, original);
else if (strcmp(patch->name(), "remove") == 0)
PatchRemove(original);
else
URHO3D_LOGERROR("XMLFiles used for patching should only use 'add', 'replace' or 'remove' elements.");
}
}
void LuaFunction::PushLuaTable(const char* tableName)
{
assert(numArguments_ >= 0);
++numArguments_;
lua_getglobal(luaState_, tableName);
if (!lua_istable(luaState_, -1))
URHO3D_LOGERRORF("Could not find lua table %s", tableName); // nil is pushed instead
}
XMLElement XPathResultSet::operator [](unsigned index) const
{
if (!resultSet_)
URHO3D_LOGERRORF(
"Could not return result at index: %u. Most probably this is caused by the XPathResultSet not being stored in a lhs variable.",
index);
return resultSet_ && index < Size() ? XMLElement(file_, this, &resultSet_->operator [](index), index) : XMLElement();
}
void Spline::AddKnot(const Variant& knot)
{
if (knots_.Size() > 0 && knots_[0].GetType() == knot.GetType())
knots_.Push(knot);
else if (knots_.Empty())
knots_.Push(knot);
else
URHO3D_LOGERRORF("Attempted to add Knot to Spline of type %s where elements are already using %s", knot.GetTypeName().CString(),
knots_[0].GetTypeName().CString());
}
bool XMLFile::BeginLoad(Deserializer& source)
{
unsigned dataSize = source.GetSize();
if (!dataSize && !source.GetName().Empty())
{
URHO3D_LOGERROR("Zero sized XML data in " + source.GetName());
return false;
}
SharedArrayPtr<char> buffer(new char[dataSize]);
if (source.Read(buffer.Get(), dataSize) != dataSize)
return false;
if (!document_->load_buffer(buffer.Get(), dataSize))
{
URHO3D_LOGERROR("Could not parse XML data from " + source.GetName());
document_->reset();
return false;
}
XMLElement rootElem = GetRoot();
String inherit = rootElem.GetAttribute("inherit");
if (!inherit.Empty())
{
// The existence of this attribute indicates this is an RFC 5261 patch file
ResourceCache* cache = GetSubsystem<ResourceCache>();
// If being async loaded, GetResource() is not safe, so use GetTempResource() instead
XMLFile* inheritedXMLFile = GetAsyncLoadState() == ASYNC_DONE ? cache->GetResource<XMLFile>(inherit) :
cache->GetTempResource<XMLFile>(inherit);
if (!inheritedXMLFile)
{
URHO3D_LOGERRORF("Could not find inherited XML file: %s", inherit.CString());
return false;
}
// Patch this XMLFile and leave the original inherited XMLFile as it is
pugi::xml_document* patchDocument = document_;
document_ = new pugi::xml_document();
document_->reset(*inheritedXMLFile->document_);
Patch(rootElem);
delete patchDocument;
// Store resource dependencies so we know when to reload/repatch when the inherited resource changes
cache->StoreResourceDependency(this, inherit);
// Approximate patched data size
dataSize += inheritedXMLFile->GetMemoryUse();
}
// Note: this probably does not reflect internal data structure size accurately
SetMemoryUse(dataSize);
return true;
}
void Spline::SetKnot(const Variant& knot, unsigned index)
{
if (index < knots_.Size())
{
if (knots_.Size() > 0 && knots_[0].GetType() == knot.GetType())
knots_[index] = knot;
else if (knots_.Empty())
knots_.Push(knot);
else
URHO3D_LOGERRORF("Attempted to set a Spline's Knot value of type %s where elements are already using %s",
knot.GetTypeName().CString(), knots_[0].GetTypeName().CString());
}
}
void XMLFile::AddAttribute(const pugi::xml_node& patch, const pugi::xpath_node& original) const
{
pugi::xml_attribute attribute = patch.attribute("type");
if (!patch.first_child() && patch.first_child().type() != pugi::node_pcdata)
{
URHO3D_LOGERRORF("XML Patch failed calling Add due to attempting to add non text to an attribute for %s.", attribute.value());
return;
}
String name(attribute.value());
name = name.Substring(1);
pugi::xml_attribute newAttribute = original.node().append_attribute(name.CString());
newAttribute.set_value(patch.child_value());
}
bool LuaFunction::EndCall(int numReturns)
{
assert(numArguments_ >= 0);
int numArguments = numArguments_;
numArguments_ = -1;
if (lua_pcall(luaState_, numArguments, numReturns, 0) != 0)
{
const char* message = lua_tostring(luaState_, -1);
URHO3D_LOGERRORF("Execute Lua function failed: %s", message);
lua_pop(luaState_, 1);
return false;
}
return true;
}
void XMLFile::PatchAdd(const pugi::xml_node& patch, pugi::xpath_node& original) const
{
// If not a node, log an error
if (original.attribute())
{
URHO3D_LOGERRORF("XML Patch failed calling Add due to not selecting a node, %s attribute was selected.",
original.attribute().name());
return;
}
// If no type add node, if contains '@' treat as attribute
pugi::xml_attribute type = patch.attribute("type");
if (!type || strlen(type.value()) <= 0)
AddNode(patch, original);
else if (type.value()[0] == '@')
AddAttribute(patch, original);
}
VertexDeclaration::VertexDeclaration(Graphics* graphics, ShaderVariation* vertexShader, VertexBuffer** vertexBuffers,
unsigned* elementMasks) :
inputLayout_(0)
{
PODVector<D3D11_INPUT_ELEMENT_DESC> elementDescs;
unsigned vbElementMask = 0;
for (unsigned i = 0; i < MAX_VERTEX_STREAMS; ++i)
{
if (vertexBuffers[i] && elementMasks[i])
{
for (unsigned j = 0; j < MAX_VERTEX_ELEMENTS; ++j)
{
if (elementMasks[i] & (1 << j))
{
D3D11_INPUT_ELEMENT_DESC newDesc;
newDesc.SemanticName = VertexBuffer::elementSemantics[j];
newDesc.SemanticIndex = VertexBuffer::elementSemanticIndices[j];
newDesc.Format = (DXGI_FORMAT)VertexBuffer::elementFormats[j];
newDesc.InputSlot = (UINT)i;
newDesc.AlignedByteOffset = vertexBuffers[i]->GetElementOffset((VertexElement)j);
newDesc.InputSlotClass = (j >= ELEMENT_INSTANCEMATRIX1 && j <= ELEMENT_INSTANCEMATRIX3) ?
D3D11_INPUT_PER_INSTANCE_DATA : D3D11_INPUT_PER_VERTEX_DATA;
newDesc.InstanceDataStepRate = (j >= ELEMENT_INSTANCEMATRIX1 && j <= ELEMENT_INSTANCEMATRIX3) ? 1 : 0;
elementDescs.Push(newDesc);
vbElementMask |= 1 << j;
}
}
}
}
if (elementDescs.Empty())
return;
ID3D11InputLayout* d3dInputLayout = 0;
const PODVector<unsigned char>& byteCode = vertexShader->GetByteCode();
graphics->GetImpl()->GetDevice()->CreateInputLayout(&elementDescs[0], (UINT)elementDescs.Size(), &byteCode[0],
byteCode.Size(), &d3dInputLayout);
if (d3dInputLayout)
inputLayout_ = d3dInputLayout;
else
URHO3D_LOGERRORF("Failed to create input layout for shader %s, missing element mask %d",
vertexShader->GetFullName().CString(), vertexShader->GetElementMask() & ~vbElementMask);
}
void UIComponent::OnElementResized(StringHash eventType, VariantMap& args)
{
int width = args[Resized::P_WIDTH].GetInt();
int height = args[Resized::P_HEIGHT].GetInt();
if (width < UICOMPONENT_MIN_TEXTURE_SIZE || width > UICOMPONENT_MAX_TEXTURE_SIZE ||
height < UICOMPONENT_MIN_TEXTURE_SIZE || height > UICOMPONENT_MAX_TEXTURE_SIZE)
{
URHO3D_LOGERRORF("UIComponent: Texture size %dx%d is not valid. Width and height should be between %d and %d.",
width, height, UICOMPONENT_MIN_TEXTURE_SIZE, UICOMPONENT_MAX_TEXTURE_SIZE);
return;
}
if (texture_->SetSize(width, height, Graphics::GetRGBAFormat(), TEXTURE_RENDERTARGET))
texture_->GetRenderSurface()->SetUpdateMode(SURFACE_MANUALUPDATE);
else
URHO3D_LOGERROR("UIComponent: resizing texture failed.");
}
int PluginApplication::PluginMain(void* ctx_, size_t operation, PluginApplication*(*factory)(Context*))
{
#ifndef __EMSCRIPTEN__
assert(ctx_);
auto* ctx = static_cast<cr_plugin*>(ctx_);
switch (operation)
{
case CR_LOAD:
{
auto* context = static_cast<Context*>(ctx->userdata);
auto* application = factory(context);
application->type_ = PLUGIN_NATIVE;
application->Load();
ctx->userdata = application;
return 0;
}
case CR_UNLOAD:
case CR_CLOSE:
{
auto* application = static_cast<PluginApplication*>(ctx->userdata);
application->Unload();
ctx->userdata = application->GetContext();
if (application->Refs() != 1)
{
URHO3D_LOGERRORF("Plugin application '%s' has more than one reference remaining. "
"This may lead to memory leaks or crashes.",
application->GetTypeName().c_str());
assert(false);
}
application->ReleaseRef();
return 0;
}
case CR_STEP:
{
return 0;
}
default:
break;
}
assert(false);
#endif
return -3;
}
VertexDeclaration::VertexDeclaration(Graphics* graphics, ShaderVariation* vertexShader, VertexBuffer** vertexBuffers) :
inputLayout_(0)
{
PODVector<D3D11_INPUT_ELEMENT_DESC> elementDescs;
unsigned prevBufferDescs = 0;
for (unsigned i = 0; i < MAX_VERTEX_STREAMS; ++i)
{
if (!vertexBuffers[i])
continue;
const PODVector<VertexElement>& srcElements = vertexBuffers[i]->GetElements();
bool isExisting = false;
for (unsigned j = 0; j < srcElements.Size(); ++j)
{
const VertexElement& srcElement = srcElements[j];
const char* semanticName = ShaderVariation::elementSemanticNames[srcElement.semantic_];
// Override existing element if necessary
for (unsigned k = 0; k < prevBufferDescs; ++k)
{
if (elementDescs[k].SemanticName == semanticName && elementDescs[k].SemanticIndex == srcElement.index_)
{
isExisting = true;
elementDescs[k].InputSlot = i;
elementDescs[k].AlignedByteOffset = srcElement.offset_;
elementDescs[k].InputSlotClass = srcElement.perInstance_ ? D3D11_INPUT_PER_INSTANCE_DATA : D3D11_INPUT_PER_VERTEX_DATA;
elementDescs[k].InstanceDataStepRate = srcElement.perInstance_ ? 1 : 0;
break;
}
}
if (isExisting)
continue;
D3D11_INPUT_ELEMENT_DESC newDesc;
newDesc.SemanticName = semanticName;
newDesc.SemanticIndex = srcElement.index_;
newDesc.Format = d3dElementFormats[srcElement.type_];
newDesc.InputSlot = (UINT)i;
newDesc.AlignedByteOffset = srcElement.offset_;
newDesc.InputSlotClass = srcElement.perInstance_ ? D3D11_INPUT_PER_INSTANCE_DATA : D3D11_INPUT_PER_VERTEX_DATA;
newDesc.InstanceDataStepRate = srcElement.perInstance_ ? 1 : 0;
elementDescs.Push(newDesc);
}
prevBufferDescs = elementDescs.Size();
}
if (elementDescs.Empty())
return;
const PODVector<unsigned char>& byteCode = vertexShader->GetByteCode();
HRESULT hr = graphics->GetImpl()->GetDevice()->CreateInputLayout(&elementDescs[0], (UINT)elementDescs.Size(), &byteCode[0],
byteCode.Size(), (ID3D11InputLayout**)&inputLayout_);
if (FAILED(hr))
{
URHO3D_SAFE_RELEASE(inputLayout_);
URHO3D_LOGERRORF("Failed to create input layout for shader %s due to missing vertex element(s) (HRESULT %x)",
vertexShader->GetFullName().CString(), (unsigned)hr);
}
}
bool File::OpenInternal(const String& fileName, FileMode mode, bool fromPackage)
{
Close();
compressed_ = false;
readSyncNeeded_ = false;
writeSyncNeeded_ = false;
FileSystem* fileSystem = GetSubsystem<FileSystem>();
if (fileSystem && !fileSystem->CheckAccess(GetPath(fileName)))
{
URHO3D_LOGERRORF("Access denied to %s", fileName.CString());
return false;
}
if (fileName.Empty())
{
URHO3D_LOGERROR("Could not open file with empty name");
return false;
}
#ifdef __ANDROID__
if (URHO3D_IS_ASSET(fileName))
{
if (mode != FILE_READ)
{
URHO3D_LOGERROR("Only read mode is supported for Android asset files");
return false;
}
assetHandle_ = SDL_RWFromFile(URHO3D_ASSET(fileName), "rb");
if (!assetHandle_)
{
URHO3D_LOGERRORF("Could not open Android asset file %s", fileName.CString());
return false;
}
else
{
fileName_ = fileName;
mode_ = mode;
position_ = 0;
if (!fromPackage)
{
size_ = SDL_RWsize(assetHandle_);
offset_ = 0;
}
checksum_ = 0;
return true;
}
}
#endif
#ifdef _WIN32
handle_ = _wfopen(GetWideNativePath(fileName).CString(), openMode[mode]);
#else
handle_ = fopen(GetNativePath(fileName).CString(), openMode[mode]);
#endif
// If file did not exist in readwrite mode, retry with write-update mode
if (mode == FILE_READWRITE && !handle_)
{
#ifdef _WIN32
handle_ = _wfopen(GetWideNativePath(fileName).CString(), openMode[mode + 1]);
#else
handle_ = fopen(GetNativePath(fileName).CString(), openMode[mode + 1]);
#endif
}
if (!handle_)
{
URHO3D_LOGERRORF("Could not open file %s", fileName.CString());
return false;
}
if (!fromPackage)
{
fseek((FILE*)handle_, 0, SEEK_END);
long size = ftell((FILE*)handle_);
fseek((FILE*)handle_, 0, SEEK_SET);
if (size > M_MAX_UNSIGNED)
{
URHO3D_LOGERRORF("Could not open file %s which is larger than 4GB", fileName.CString());
Close();
size_ = 0;
return false;
}
size_ = (unsigned)size;
offset_ = 0;
}
fileName_ = fileName;
mode_ = mode;
position_ = 0;
checksum_ = 0;
return true;
}
bool Player::LoadPlugins(const JSONValue& plugins)
{
// Load plugins.
bool failure = false;
#if URHO3D_PLUGINS || URHO3D_CSHARP
for (auto i = 0; i < plugins.Size(); i++)
{
if (plugins[i]["private"].GetBool())
continue;
ea::string pluginName = plugins[i]["name"].GetString();
ea::string pluginFileName;
bool loaded = false;
#if !_WIN32
// Native plugins on unixes
#if __linux__
pluginFileName = "lib" + pluginName + ".so";
#elif APPLE
pluginFileName = "lib" + pluginName + ".dylib";
#endif
#if URHO3D_PLUGINS
#if MOBILE
// On mobile libraries are loaded already so it is ok to not check for existence, TODO: iOS
loaded = LoadAssembly(pluginFileName, PLUGIN_NATIVE);
#else
// On desktop we can access file system as usual
if (GetFileSystem()->Exists(pluginFileName))
loaded = LoadAssembly(pluginFileName);
else
{
pluginFileName = GetFileSystem()->GetProgramDir() + pluginFileName;
if (GetFileSystem()->Exists(pluginFileName))
loaded = LoadAssembly(pluginFileName);
}
#endif // MOBILE
#endif // URHO3D_PLUGINS
#endif // !_WIN32
#if _WIN32 || URHO3D_CSHARP
// Native plugins on windows or managed plugins on all platforms
if (!loaded)
{
pluginFileName = pluginName + ".dll";
#if ANDROID
pluginFileName = ea::string(APK) + "assets/.net/" + pluginFileName;
#endif
if (GetFileSystem()->Exists(pluginFileName))
loaded = LoadAssembly(pluginFileName);
#if DESKTOP
else
{
pluginFileName = GetFileSystem()->GetProgramDir() + pluginFileName;
if (GetFileSystem()->Exists(pluginFileName))
loaded = LoadAssembly(pluginFileName);
}
#endif
}
#endif
if (!loaded)
{
URHO3D_LOGERRORF("Loading of '%s' assembly failed.", pluginName.c_str());
return false;
}
}
#endif // URHO3D_PLUGINS
return true;
}