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feat: connect geometry position to GLMesh

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This commit is contained in:
parker
2025-07-02 13:37:40 +01:00
parent f1d825d513
commit d614c1998c
6 changed files with 68 additions and 15 deletions
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10
src/Engine/Operator/AttributeHandle.h
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@@ -53,13 +53,19 @@ public:
// TODO:make this private (primitive friend classes only)
data_->push_back(value);
}
T getValue(uint pos)
std::vector<T> getData() const
{
return *data_;
}
T getValue(uint pos) const
{
// TODO:protect against invalid positions
// TODO: cast types
return data_->at(pos);
}
std::string getName()
std::string getName() const
{
return name_;
}

15
src/Engine/Operator/Geometry.cpp
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@@ -8,17 +8,24 @@
using namespace enzo;
geo::Geometry::Geometry()
{
addVector3Attribute(ga::AttrOwner::POINT, "P");
}
ga::AttributeHandle<int> geo::Geometry::addIntAttribute(ga::AttributeOwner owner, std::string name)
{
auto newAttribute = std::make_shared<ga::Attribute>(name, ga::AttrType::intT);
getOwnerVector(owner).push_back(newAttribute);
getAttributeStore(owner).push_back(newAttribute);
return ga::AttributeHandle<int>(newAttribute);
}
std::vector<std::shared_ptr<ga::Attribute>>& geo::Geometry::getOwnerVector(ga::AttributeOwner& owner)
ga::AttributeHandle<bt::Vector3> geo::Geometry::addVector3Attribute(ga::AttributeOwner owner, std::string name)
{
auto newAttribute = std::make_shared<ga::Attribute>(name, ga::AttrType::vectorT);
getAttributeStore(owner).push_back(newAttribute);
return ga::AttributeHandle<bt::Vector3>(newAttribute);
}
std::vector<std::shared_ptr<ga::Attribute>>& geo::Geometry::getAttributeStore(ga::AttributeOwner& owner)
{
switch(owner)
{
@@ -42,7 +49,7 @@ std::vector<std::shared_ptr<ga::Attribute>>& geo::Geometry::getOwnerVector(ga::A
std::shared_ptr<ga::Attribute> geo::Geometry::getAttribByName(ga::AttributeOwner owner, std::string name)
{
auto& vector = getOwnerVector(owner);
auto& vector = getAttributeStore(owner);
for(auto it=vector.begin(); it!=vector.end(); ++it)
{
if((*it)->getName()==name)

3
src/Engine/Operator/Geometry.h
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@@ -10,10 +10,11 @@ class Geometry
public:
Geometry();
ga::AttributeHandle<int> addIntAttribute(ga::AttributeOwner owner, std::string name);
ga::AttributeHandle<bt::Vector3> addVector3Attribute(ga::AttributeOwner owner, std::string name);
std::shared_ptr<ga::Attribute> getAttribByName(ga::AttributeOwner owner, std::string name);
private:
using attribVector = std::vector<std::shared_ptr<ga::Attribute>>;
attribVector& getOwnerVector(ga::AttributeOwner& owner);
attribVector& getAttributeStore(ga::AttributeOwner& owner);
attribVector pointAttributes_;
attribVector vertexAttributes_;
attribVector primitiveAttributes_;