Files
cup_edit/ios/include/components/StandardComponents.h
2024-02-14 10:49:12 +08:00

64 lines
2.1 KiB
C++

#ifndef _STANDARD_COMPONENTS_H
#define _STANDARD_COMPONENTS_H
#include "utils/Entity.h"
#include "utils/EntityInstance.h"
#include "utils/SingleInstanceComponentManager.h"
#include "filament/TransformManager.h"
#include "gltfio/FilamentAsset.h"
#include "gltfio/FilamentInstance.h"
namespace polyvox
{
class FloatComponentManager : public utils::SingleInstanceComponentManager<float, float, float, float> {
static constexpr size_t DIRECTION = 0;
static constexpr size_t POSITION = 1;
static constexpr size_t MAX = 2;
static constexpr size_t SPEED = 2;
// void update() {
// const auto* entities = getEntities();
// for(int i = 0; i < getComponentCount(); i++) {
// // const auto instance = getInstance();
// // elementAt<POSITION>
// // const auto component = get
// // const auto entity = entities[i];
// }
// }
};
class CollisionComponentManager : public utils::SingleInstanceComponentManager<filament::gltfio::FilamentInstance*> {
static constexpr size_t INSTANCE = 0;
const filament::TransformManager& _transformManager;
public:
CollisionComponentManager(const filament::TransformManager& transformManager) : _transformManager(transformManager) {}
bool collides(filament::Aabb sourceBox) {
auto sourceCorners = sourceBox.getCorners();
const auto& entities = getEntities();
for(auto it = begin(); it < end(); it++) {
auto entity = entities[it];
auto targetInstance = elementAt<INSTANCE>(it);
auto targetXformInstance = _transformManager.getInstance(entity);
auto targetXform = _transformManager.getWorldTransform(targetXformInstance);
auto targetBox = targetInstance->getBoundingBox().transform(targetXform);
for(int i = 0; i < 8; i++) {
if(targetBox.contains(sourceCorners.vertices[i]) < 0) {
return true;
}
}
}
return false;
}
};
}
#endif