Decrease xml-serializer complexity

pull/4029/head
Kim Kulling 2021-08-28 14:20:12 +02:00
parent df739f00dd
commit c9b76f5255
2 changed files with 150 additions and 152 deletions

View File

@ -49,6 +49,150 @@ namespace D3MF {
static const int IdNotSet = -1;
namespace {
static const size_t ColRGBA_Len = 9;
static const size_t ColRGB_Len = 7;
// format of the color string: #RRGGBBAA or #RRGGBB (3MF Core chapter 5.1.1)
bool validateColorString(const char *color) {
const size_t len = strlen(color);
if (ColRGBA_Len != len && ColRGB_Len != len) {
return false;
}
return true;
}
aiFace ReadTriangle(XmlNode &node) {
aiFace face;
face.mNumIndices = 3;
face.mIndices = new unsigned int[face.mNumIndices];
face.mIndices[0] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v1).as_string()));
face.mIndices[1] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v2).as_string()));
face.mIndices[2] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v3).as_string()));
return face;
}
aiVector3D ReadVertex(XmlNode &node) {
aiVector3D vertex;
vertex.x = ai_strtof(node.attribute(XmlTag::x).as_string(), nullptr);
vertex.y = ai_strtof(node.attribute(XmlTag::y).as_string(), nullptr);
vertex.z = ai_strtof(node.attribute(XmlTag::z).as_string(), nullptr);
return vertex;
}
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, std::string &value) {
pugi::xml_attribute objectAttribute = node.attribute(attribute.c_str());
if (!objectAttribute.empty()) {
value = objectAttribute.as_string();
return true;
}
return false;
}
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, int &value) {
std::string strValue;
const bool ret = getNodeAttribute(node, attribute, strValue);
if (ret) {
value = std::atoi(strValue.c_str());
return true;
}
return false;
}
aiMatrix4x4 parseTransformMatrix(std::string matrixStr) {
// split the string
std::vector<float> numbers;
std::string currentNumber;
for (char c : matrixStr) {
if (c == ' ') {
if (!currentNumber.empty()) {
float f = std::stof(currentNumber);
numbers.push_back(f);
currentNumber.clear();
}
} else {
currentNumber.push_back(c);
}
}
if (!currentNumber.empty()) {
const float f = std::stof(currentNumber);
numbers.push_back(f);
}
aiMatrix4x4 transformMatrix;
transformMatrix.a1 = numbers[0];
transformMatrix.b1 = numbers[1];
transformMatrix.c1 = numbers[2];
transformMatrix.d1 = 0;
transformMatrix.a2 = numbers[3];
transformMatrix.b2 = numbers[4];
transformMatrix.c2 = numbers[5];
transformMatrix.d2 = 0;
transformMatrix.a3 = numbers[6];
transformMatrix.b3 = numbers[7];
transformMatrix.c3 = numbers[8];
transformMatrix.d3 = 0;
transformMatrix.a4 = numbers[9];
transformMatrix.b4 = numbers[10];
transformMatrix.c4 = numbers[11];
transformMatrix.d4 = 1;
return transformMatrix;
}
bool parseColor(const char *color, aiColor4D &diffuse) {
if (nullptr == color) {
return false;
}
if (!validateColorString(color)) {
return false;
}
//const char *buf(color);
if ('#' != color[0]) {
return false;
}
char r[3] = { color[1], color[2], '\0' };
diffuse.r = static_cast<ai_real>(strtol(r, nullptr, 16)) / ai_real(255.0);
char g[3] = { color[3], color[4], '\0' };
diffuse.g = static_cast<ai_real>(strtol(g, nullptr, 16)) / ai_real(255.0);
char b[3] = { color[5], color[6], '\0' };
diffuse.b = static_cast<ai_real>(strtol(b, nullptr, 16)) / ai_real(255.0);
const size_t len = strlen(color);
if (ColRGB_Len == len) {
return true;
}
char a[3] = { color[7], color[8], '\0' };
diffuse.a = static_cast<ai_real>(strtol(a, nullptr, 16)) / ai_real(255.0);
return true;
}
void assignDiffuseColor(XmlNode &node, aiMaterial *mat) {
const char *color = node.attribute(XmlTag::basematerials_displaycolor).as_string();
aiColor4D diffuse;
if (parseColor(color, diffuse)) {
mat->AddProperty<aiColor4D>(&diffuse, 1, AI_MATKEY_COLOR_DIFFUSE);
}
}
} // namespace
XmlSerializer::XmlSerializer(XmlParser *xmlParser, D3MFOpcPackage *archive) :
mResourcesDictionnary(),
mMeshCount(0),
@ -164,71 +308,6 @@ void XmlSerializer::addObjectToNode(aiNode *parent, Object *obj, aiMatrix4x4 nod
}
}
bool XmlSerializer::getNodeAttribute(const XmlNode &node, const std::string &attribute, std::string &value) {
pugi::xml_attribute objectAttribute = node.attribute(attribute.c_str());
if (!objectAttribute.empty()) {
value = objectAttribute.as_string();
return true;
}
return false;
}
bool XmlSerializer::getNodeAttribute(const XmlNode &node, const std::string &attribute, int &value) {
std::string strValue;
bool ret = getNodeAttribute(node, attribute, strValue);
if (ret) {
value = std::atoi(strValue.c_str());
return true;
}
return false;
}
aiMatrix4x4 XmlSerializer::parseTransformMatrix(std::string matrixStr) {
// split the string
std::vector<float> numbers;
std::string currentNumber;
for (char c : matrixStr) {
if (c == ' ') {
if (!currentNumber.empty()) {
float f = std::stof(currentNumber);
numbers.push_back(f);
currentNumber.clear();
}
} else {
currentNumber.push_back(c);
}
}
if (!currentNumber.empty()) {
const float f = std::stof(currentNumber);
numbers.push_back(f);
}
aiMatrix4x4 transformMatrix;
transformMatrix.a1 = numbers[0];
transformMatrix.b1 = numbers[1];
transformMatrix.c1 = numbers[2];
transformMatrix.d1 = 0;
transformMatrix.a2 = numbers[3];
transformMatrix.b2 = numbers[4];
transformMatrix.c2 = numbers[5];
transformMatrix.d2 = 0;
transformMatrix.a3 = numbers[6];
transformMatrix.b3 = numbers[7];
transformMatrix.c3 = numbers[8];
transformMatrix.d3 = 0;
transformMatrix.a4 = numbers[9];
transformMatrix.b4 = numbers[10];
transformMatrix.c4 = numbers[11];
transformMatrix.d4 = 1;
return transformMatrix;
}
void XmlSerializer::ReadObject(XmlNode &node) {
int id = IdNotSet, pid = IdNotSet, pindex = IdNotSet;
bool hasId = getNodeAttribute(node, XmlTag::id, id);
@ -327,19 +406,8 @@ void XmlSerializer::ImportVertices(XmlNode &node, aiMesh *mesh) {
std::copy(vertices.begin(), vertices.end(), mesh->mVertices);
}
aiVector3D XmlSerializer::ReadVertex(XmlNode &node) {
aiVector3D vertex;
vertex.x = ai_strtof(node.attribute(XmlTag::x).as_string(), nullptr);
vertex.y = ai_strtof(node.attribute(XmlTag::y).as_string(), nullptr);
vertex.z = ai_strtof(node.attribute(XmlTag::z).as_string(), nullptr);
return vertex;
}
void XmlSerializer::ImportTriangles(XmlNode &node, aiMesh *mesh) {
std::vector<aiFace> faces;
const size_t numTriangles = std::distance(node.children(XmlTag::triangle).begin(), node.children(XmlTag::triangle).end());
for (XmlNode &currentNode : node.children()) {
const std::string currentName = currentNode.name();
if (currentName == XmlTag::triangle) {
@ -383,18 +451,6 @@ void XmlSerializer::ImportTriangles(XmlNode &node, aiMesh *mesh) {
std::copy(faces.begin(), faces.end(), mesh->mFaces);
}
aiFace XmlSerializer::ReadTriangle(XmlNode &node) {
aiFace face;
face.mNumIndices = 3;
face.mIndices = new unsigned int[face.mNumIndices];
face.mIndices[0] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v1).as_string()));
face.mIndices[1] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v2).as_string()));
face.mIndices[2] = static_cast<unsigned int>(std::atoi(node.attribute(XmlTag::v3).as_string()));
return face;
}
void XmlSerializer::ReadBaseMaterials(XmlNode &node) {
int id = IdNotSet;
if (getNodeAttribute(node, D3MF::XmlTag::id, id)) {
@ -412,52 +468,6 @@ void XmlSerializer::ReadBaseMaterials(XmlNode &node) {
}
}
static const size_t ColRGBA_Len = 9;
static const size_t ColRGB_Len = 7;
// format of the color string: #RRGGBBAA or #RRGGBB (3MF Core chapter 5.1.1)
static bool validateColorString(const char *color) {
const size_t len = strlen(color);
if (ColRGBA_Len != len && ColRGB_Len != len) {
return false;
}
return true;
}
bool XmlSerializer::parseColor(const char *color, aiColor4D &diffuse) {
if (nullptr == color) {
return false;
}
if (!validateColorString(color)) {
return false;
}
//const char *buf(color);
if ('#' != color[0]) {
return false;
}
char r[3] = { color[1], color[2], '\0' };
diffuse.r = static_cast<ai_real>(strtol(r, nullptr, 16)) / ai_real(255.0);
char g[3] = { color[3], color[4], '\0' };
diffuse.g = static_cast<ai_real>(strtol(g, nullptr, 16)) / ai_real(255.0);
char b[3] = { color[5], color[6], '\0' };
diffuse.b = static_cast<ai_real>(strtol(b, nullptr, 16)) / ai_real(255.0);
const size_t len = strlen(color);
if (ColRGB_Len == len) {
return true;
}
char a[3] = { color[7], color[8], '\0' };
diffuse.a = static_cast<ai_real>(strtol(a, nullptr, 16)) / ai_real(255.0);
return true;
}
void XmlSerializer::ReadEmbeddecTexture(XmlNode &node) {
if (node.empty()) {
return;
@ -509,11 +519,13 @@ void XmlSerializer::ReadTextureCoords2D(XmlNode &node, Texture2DGroup *tex2DGrou
if (node.empty() || nullptr == tex2DGroup) {
return;
}
int id = IdNotSet;
if (XmlParser::getIntAttribute(node, "texid", id)) {
tex2DGroup->mTexId = id;
}
double value;
double value = 0.0;
for (XmlNode currentNode : node.children()) {
const std::string currentName = currentNode.name();
aiVector2D texCoord;
@ -542,14 +554,6 @@ void XmlSerializer::ReadTextureGroup(XmlNode &node) {
mResourcesDictionnary.insert(std::make_pair(id, group));
}
void XmlSerializer::assignDiffuseColor(XmlNode &node, aiMaterial *mat) {
const char *color = node.attribute(XmlTag::basematerials_displaycolor).as_string();
aiColor4D diffuse;
if (parseColor(color, diffuse)) {
mat->AddProperty<aiColor4D>(&diffuse, 1, AI_MATKEY_COLOR_DIFFUSE);
}
}
aiMaterial *XmlSerializer::readMaterialDef(XmlNode &node, unsigned int basematerialsId) {
aiMaterial *material = new aiMaterial();
material->mNumProperties = 0;
@ -587,5 +591,6 @@ void XmlSerializer::StoreMaterialsInScene( aiScene *scene ) {
scene->mMaterials[i] = mMaterials[i];
}
}
} // namespace D3MF
} // namespace Assimp

View File

@ -66,23 +66,16 @@ public:
private:
void addObjectToNode(aiNode *parent, Object *obj, aiMatrix4x4 nodeTransform);
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, std::string &value);
bool getNodeAttribute(const XmlNode &node, const std::string &attribute, int &value);
aiMatrix4x4 parseTransformMatrix(std::string matrixStr);
void ReadObject(XmlNode &node);
aiMesh *ReadMesh(XmlNode &node);
void ReadMetadata(XmlNode &node);
void ImportVertices(XmlNode &node, aiMesh *mesh);
aiVector3D ReadVertex(XmlNode &node);
void ImportTriangles(XmlNode &node, aiMesh *mesh);
aiFace ReadTriangle(XmlNode &node);
void ReadBaseMaterials(XmlNode &node);
bool parseColor(const char *color, aiColor4D &diffuse);
void ReadEmbeddecTexture(XmlNode &node);
void StoreEmbeddedTexture(EmbeddedTexture *tex);
void ReadTextureCoords2D(XmlNode &node, Texture2DGroup *tex2DGroup);
void ReadTextureGroup(XmlNode &node);
void assignDiffuseColor(XmlNode &node, aiMaterial *mat);
aiMaterial *readMaterialDef(XmlNode &node, unsigned int basematerialsId);
void StoreMaterialsInScene(aiScene *scene);