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Fixes morph targets parsing

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This commit is contained in:
Aurélien Chatelain 2017-06-14 09:46:57 +00:00
parent 4ebd5a9f82
commit 2682c6fb4b
1 changed files with 21 additions and 23 deletions
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40
tiny_gltf_loader.h
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@ -475,7 +475,6 @@ typedef struct {
std::string name;
std::vector<Primitive> primitives;
std::vector<double> weights; // weights to be applied to the Morph Targets
std::vector<std::map<std::string, int> >targets;
ParameterMap extensions;
Value extras;
} Mesh;
@ -500,7 +499,6 @@ class Node {
std::vector<double> scale; // length must be 0 or 3
std::vector<double> translation; // length must be 0 or 3
std::vector<double> matrix; // length must be 0 or 16
std::vector<double> weights; // The weights of the instantiated Morph Target
Value extras;
};
@ -1714,6 +1712,25 @@ static bool ParsePrimitive(Primitive *primitive, std::string *err,
return false;
}
// Look for morph targets
picojson::object::const_iterator targetsObject = o.find("targets");
if ((targetsObject != o.end()) && (targetsObject->second).is<picojson::array>()) {
const picojson::array &targetArray =
(targetsObject->second).get<picojson::array>();
for (size_t i = 0; i < targetArray.size(); i++) {
std::map<std::string, int> targetAttribues;
const picojson::object &dict = targetArray[i].get<picojson::object>();
picojson::object::const_iterator dictIt(dict.begin());
picojson::object::const_iterator dictItEnd(dict.end());
for (; dictIt != dictItEnd; ++dictIt) {
targetAttribues[dictIt->first] = static_cast<int>(dictIt->second.get<double>());
}
primitive->targets.push_back(targetAttribues);
}
}
ParseExtrasProperty(&(primitive->extras), o);
return true;
@ -1737,25 +1754,6 @@ static bool ParseMesh(Mesh *mesh, std::string *err, const picojson::object &o) {
}
}
// Look for morph targets
picojson::object::const_iterator targetsObject = o.find("targets");
if ((targetsObject != o.end()) && (targetsObject->second).is<picojson::array>()) {
const picojson::array &targetArray =
(targetsObject->second).get<picojson::array>();
for (size_t i = 0; i < targetArray.size(); i++) {
std::map<std::string, int> targetAttribues;
const picojson::object &dict = targetArray[i].get<picojson::object>();
picojson::object::const_iterator dictIt(dict.begin());
picojson::object::const_iterator dictItEnd(dict.end());
for (; dictIt != dictItEnd; ++dictIt) {
targetAttribues[dictIt->first] = static_cast<int>(dictIt->second.get<double>());
}
mesh->targets.push_back(targetAttribues);
}
}
// Should probably check if has targets and if dimensions fit
ParseNumberArrayProperty(&mesh->weights, err, o, "weights", false);