Fix: first update for fixing irrloader

kimkulling/fix_irrloader_issue-5014
Kim Kulling 2023-03-29 23:37:35 +02:00
parent 1d125affb4
commit 21888c5596
5 changed files with 92 additions and 23 deletions

View File

@ -833,7 +833,7 @@ void IRRImporter::GenerateGraph(Node *root, aiNode *rootOut, aiScene *scene,
}
// ------------------------------------------------------------------------------------------------
void setupXmlTree(const std::string &filename, IOSystem *pIOHandler, pugi::xml_node &rootElement) {
void setupXmlTree(const std::string &filename, IOSystem *pIOHandler, XmlParser &xmlParser, pugi::xml_node &rootElement) {
std::unique_ptr<IOStream> file(pIOHandler->Open(filename));
// Check whether we can read from the file
@ -842,18 +842,94 @@ void setupXmlTree(const std::string &filename, IOSystem *pIOHandler, pugi::xml_n
}
// Construct the irrXML parser
XmlParser st;
if (!st.parse(file.get())) {
if (!xmlParser.parse(file.get())) {
throw DeadlyImportError("XML parse error while loading IRR file ", filename);
}
rootElement = st.getRootNode().child("irr_scene");
rootElement = xmlParser.getRootNode().child("irr_scene");
}
void IRRImporter::parseIrrNode(pugi::xml_node &node) {
// ***********************************************************************
/* What we're going to do with the node depends
* on its type:
*
* "mesh" - Load a mesh from an external file
* "cube" - Generate a cube
* "skybox" - Generate a skybox
* "light" - A light source
* "sphere" - Generate a sphere mesh
* "animatedMesh" - Load an animated mesh from an external file
* and join its animation channels with ours.
* "empty" - A dummy node
* "camera" - A camera
* "terrain" - a terrain node (data comes from a heightmap)
* "billboard", ""
*
* Each of these nodes can be animated and all can have multiple
* materials assigned (except lights, cameras and dummies, of course).
*/
// ***********************************************************************
pugi::xml_attribute attrib = node.attribute("type");
Node *nd;
if (!ASSIMP_stricmp(attrib.value(), "mesh") || !ASSIMP_stricmp(attrib.value(), "octTree")) {
// OctTree's and meshes are treated equally
nd = new Node(Node::MESH);
} else if (!ASSIMP_stricmp(attrib.value(), "cube")) {
nd = new Node(Node::CUBE);
++guessedMeshCnt;
} else if (!ASSIMP_stricmp(attrib.value(), "skybox")) {
nd = new Node(Node::SKYBOX);
guessedMeshCnt += 6;
} else if (!ASSIMP_stricmp(attrib.value(), "camera")) {
nd = new Node(Node::CAMERA);
// Setup a temporary name for the camera
aiCamera *cam = new aiCamera();
cam->mName.Set(nd->name);
cameras.push_back(cam);
} else if (!ASSIMP_stricmp(attrib.value(), "light")) {
nd = new Node(Node::LIGHT);
// Setup a temporary name for the light
aiLight *cam = new aiLight();
cam->mName.Set(nd->name);
lights.push_back(cam);
} else if (!ASSIMP_stricmp(attrib.value(), "sphere")) {
nd = new Node(Node::SPHERE);
++guessedMeshCnt;
} else if (!ASSIMP_stricmp(attrib.value(), "animatedMesh")) {
nd = new Node(Node::ANIMMESH);
} else if (!ASSIMP_stricmp(attrib.value(), "empty")) {
nd = new Node(Node::DUMMY);
} else if (!ASSIMP_stricmp(attrib.value(), "terrain")) {
nd = new Node(Node::TERRAIN);
} else if (!ASSIMP_stricmp(attrib.value(), "billBoard")) {
// We don't support billboards, so ignore them
ASSIMP_LOG_ERROR("IRR: Billboards are not supported by Assimp");
nd = new Node(Node::DUMMY);
} else {
ASSIMP_LOG_WARN("IRR: Found unknown node: ", attrib.value());
/* We skip the contents of nodes we don't know.
* We parse the transformation and all animators
* and skip the rest.
*/
nd = new Node(Node::DUMMY);
}
/* Attach the newly created node to the scene-graph
*/
curNode = nd;
nd->parent = curParent;
curParent->children.push_back(nd);
}
// ------------------------------------------------------------------------------------------------
// Imports the given file into the given scene structure.
void IRRImporter::InternReadFile(const std::string &filename, aiScene *pScene, IOSystem *pIOHandler) {
pugi::xml_node rootElement;
setupXmlTree(filename, pIOHandler, rootElement);
XmlParser xmlParser;
setupXmlTree(filename, pIOHandler, xmlParser, rootElement);
//std::unique_ptr<IOStream> file(pIOHandler->Open(pFile));
// Check whether we can read from the file

View File

@ -78,6 +78,7 @@ protected:
const aiImporterDesc* GetInfo () const override;
void InternReadFile( const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler) override;
void SetupProperties(const Importer* pImp) override;
void parseIrrNode();
private:
/** Data structure for a scene-graph node animator

View File

@ -69,14 +69,6 @@ static const aiImporterDesc desc = {
"xml irrmesh"
};
// ------------------------------------------------------------------------------------------------
// Constructor to be privately used by Importer
IRRMeshImporter::IRRMeshImporter() = default;
// ------------------------------------------------------------------------------------------------
// Destructor, private as well
IRRMeshImporter::~IRRMeshImporter() = default;
// ------------------------------------------------------------------------------------------------
// Returns whether the class can handle the format of the given file.
bool IRRMeshImporter::CanRead(const std::string &pFile, IOSystem *pIOHandler, bool /*checkSig*/) const {

View File

@ -62,8 +62,8 @@ namespace Assimp {
*/
class IRRMeshImporter : public BaseImporter, public IrrlichtBase {
public:
IRRMeshImporter();
~IRRMeshImporter() override;
IRRMeshImporter() = default;
~IRRMeshImporter() override = default;
// -------------------------------------------------------------------
/** Returns whether the class can handle the format of the given file.

View File

@ -55,7 +55,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using namespace Assimp;
// Transformation matrix to convert from Assimp to IRR space
const aiMatrix4x4 Assimp::AI_TO_IRR_MATRIX = aiMatrix4x4 (
const aiMatrix4x4 Assimp::AI_TO_IRR_MATRIX = aiMatrix4x4(
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 1.0f, 0.0f, 0.0f,
@ -64,7 +64,7 @@ const aiMatrix4x4 Assimp::AI_TO_IRR_MATRIX = aiMatrix4x4 (
// ------------------------------------------------------------------------------------------------
// read a property in hexadecimal format (i.e. ffffffff)
void IrrlichtBase::ReadHexProperty(HexProperty &out ) {
for (pugi::xml_attribute attrib : mNode->attributes()) {
for (const pugi::xml_attribute &attrib : mNode->attributes()) {
if (!ASSIMP_stricmp(attrib.name(), "name")) {
out.name = std::string( attrib.value() );
} else if (!ASSIMP_stricmp(attrib.name(),"value")) {
@ -77,7 +77,7 @@ void IrrlichtBase::ReadHexProperty(HexProperty &out ) {
// ------------------------------------------------------------------------------------------------
// read a decimal property
void IrrlichtBase::ReadIntProperty(IntProperty & out) {
for (pugi::xml_attribute attrib : mNode->attributes()) {
for (const pugi::xml_attribute &attrib : mNode->attributes()) {
if (!ASSIMP_stricmp(attrib.name(), "name")) {
out.name = std::string(attrib.value());
} else if (!ASSIMP_stricmp(attrib.value(),"value")) {
@ -90,7 +90,7 @@ void IrrlichtBase::ReadIntProperty(IntProperty & out) {
// ------------------------------------------------------------------------------------------------
// read a string property
void IrrlichtBase::ReadStringProperty( StringProperty& out) {
for (pugi::xml_attribute attrib : mNode->attributes()) {
for (const pugi::xml_attribute &attrib : mNode->attributes()) {
if (!ASSIMP_stricmp(attrib.name(), "name")) {
out.name = std::string(attrib.value());
} else if (!ASSIMP_stricmp(attrib.name(), "value")) {
@ -103,7 +103,7 @@ void IrrlichtBase::ReadStringProperty( StringProperty& out) {
// ------------------------------------------------------------------------------------------------
// read a boolean property
void IrrlichtBase::ReadBoolProperty(BoolProperty &out) {
for (pugi::xml_attribute attrib : mNode->attributes()) {
for (const pugi::xml_attribute &attrib : mNode->attributes()) {
if (!ASSIMP_stricmp(attrib.name(), "name")){
out.name = std::string(attrib.value());
} else if (!ASSIMP_stricmp(attrib.name(), "value")) {
@ -116,7 +116,7 @@ void IrrlichtBase::ReadBoolProperty(BoolProperty &out) {
// ------------------------------------------------------------------------------------------------
// read a float property
void IrrlichtBase::ReadFloatProperty(FloatProperty &out) {
for (pugi::xml_attribute attrib : mNode->attributes()) {
for (const pugi::xml_attribute &attrib : mNode->attributes()) {
if (!ASSIMP_stricmp(attrib.name(), "name")) {
out.name = std::string(attrib.value());
} else if (!ASSIMP_stricmp(attrib.name(), "value")) {
@ -129,7 +129,7 @@ void IrrlichtBase::ReadFloatProperty(FloatProperty &out) {
// ------------------------------------------------------------------------------------------------
// read a vector property
void IrrlichtBase::ReadVectorProperty( VectorProperty &out ) {
for (pugi::xml_attribute attrib : mNode->attributes()) {
for (const pugi::xml_attribute &attrib : mNode->attributes()) {
if (!ASSIMP_stricmp(attrib.name(), "name")) {
out.name = std::string(attrib.value());
} else if (!ASSIMP_stricmp(attrib.name(), "value")) {
@ -179,7 +179,7 @@ aiMaterial* IrrlichtBase::ParseMaterial(unsigned int& matFlags) {
int cnt = 0; // number of used texture channels
unsigned int nd = 0;
for (pugi::xml_node child : mNode->children()) {
for (const pugi::xml_node &child : mNode->children()) {
if (!ASSIMP_stricmp(child.name(), "color")) { // Hex properties
HexProperty prop;
ReadHexProperty(prop);