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feat: add rotation gizmo

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This commit is contained in:
Nick Fisher
2024-12-12 16:28:55 +08:00
parent 0ad73d06e0
commit def85614d8
17 changed files with 4056 additions and 7790 deletions
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31
thermion_dart/native/src/scene/Gizmo.cpp
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@@ -24,7 +24,7 @@ namespace thermion
Engine *engine,
View *view,
Scene *scene,
Material *material) : _source(sceneAsset),
Material *material) noexcept : _source(sceneAsset),
_engine(engine),
_view(view),
_scene(scene),
@@ -41,6 +41,27 @@ namespace thermion
createAxisInstance(Axis::Z);
}
// move constructor so we don't re-create all entities/materials when moving
Gizmo::Gizmo(Gizmo &&other) noexcept : _source(other._source),
_engine(other._engine),
_view(other._view),
_scene(other._scene),
_material(other._material),
_parent(other._parent),
_scale(other._scale),
_entities(std::move(other._entities)),
_materialInstances(std::move(other._materialInstances)),
_hitTest(std::move(other._hitTest)),
_axes(std::move(other._axes))
{
other._source = nullptr;
other._engine = nullptr;
other._view = nullptr;
other._scene = nullptr;
other._material = nullptr;
other._parent = {};
}
void Gizmo::createAxisInstance(Gizmo::Axis axis)
{
auto &rm = _engine->getRenderableManager();
@@ -52,7 +73,7 @@ namespace thermion
TRACE("Created Gizmo axis glTF instance with head entity %d", instance->getEntity());
materialInstance->setParameter("baseColorFactor", inactiveColors[axis]);
materialInstance->setParameter("scale", 4.0f);
materialInstance->setParameter("scale", _scale);
auto hitTestEntity = instance->findEntityByName("HitTest");
TRACE("Created hit test entity %d for axis %d", hitTestEntity, axis);
@@ -73,8 +94,8 @@ namespace thermion
{
auto *hitTestMaterialInstance = _material->createInstance();
_materialInstances.push_back(hitTestMaterialInstance);
hitTestMaterialInstance->setParameter("baseColorFactor", math::float4{1.0f, 0.0f, 1.0f, 0.5f});
hitTestMaterialInstance->setParameter("scale", 4.0f);
hitTestMaterialInstance->setParameter("baseColorFactor", math::float4{0.0f, 0.0f, 0.0f, 0.0f});
hitTestMaterialInstance->setParameter("scale", _scale);
rm.setMaterialInstanceAt(renderableInstance, 0, hitTestMaterialInstance);
}
}
@@ -86,7 +107,7 @@ namespace thermion
auto &tm = _engine->getTransformManager();
auto transformInstance = tm.getInstance(instance->getEntity());
tm.setTransform(transformInstance, transform);
// parent this entity's transform to the Gizmo _parent entity
tm.setParent(transformInstance, tm.getInstance(_parent));