WIP intermediate result compiling pw::scene again

src/CMakeLists.txt

@@ -4,12 +4,12 @@ add_subdirectory(deps)
 # build internal core
 add_subdirectory(core)
 add_subdirectory(scene)
-add_subdirectory(system)
+# add_subdirectory(system)
-add_subdirectory(io)
+# add_subdirectory(io)
 
 #add_subdirectory(ui)
-add_subdirectory(binding)
+# add_subdirectory(binding)
-add_subdirectory(visual)
+# add_subdirectory(visual)
 # add_subdirectory(geometry)
 
-add_subdirectory(runtime)
+# add_subdirectory(runtime)

src/scene/include/pw/scene/components/camera.hpp

@@ -33,8 +33,8 @@ namespace pw {
 
 struct camera {
     matrix4x4f projection = matrix4x4f::identity();
-    matrix4x4f view = matrix_transform<float>::look_at(vector3f{}, vector3f::x_axis(),
+    matrix4x4f view       = matrix_transform<float>::look_at_matrix(
-                                                 vector3f::y_axis());
+        vector3f{}, vector3f::x_axis(), vector3f::y_axis());
 
     matrix4x4f viewport = pw::rectangle{{0.f, 0.f} {1.f, 1.f}};
 

src/scene/include/pw/scene/components/relationship.hpp

@@ -25,7 +25,6 @@
 #ifndef PW_SCENE_COMPONENTS_RELATIONSHIP_HPP
 #define PW_SCENE_COMPONENTS_RELATIONSHIP_HPP
 
-
 #include <pw/scene/scene.hpp>
 
 namespace pw {
@@ -34,22 +33,16 @@ namespace pw {
  * @brief entity relations are hidden and managed by the entity itself
  */
 struct parent {
-    parent() = default;
-    parent(const parent&) = default;
 
-    entt::entity entity { entt::null };
+    entt::entity entity{entt::null};
 
     operator bool() const { return entity != entt::null; }
 };
 
 struct children {
-    children() = default;
-    children(const children&) = default;
-
     std::vector<entt::entity> entities;
 };
 
-
+} // namespace pw
-}
 
 #endif

src/scene/include/pw/scene/components/transform.hpp

@@ -33,12 +33,12 @@ struct transform final {
     }
 
     inline transform& rotate(const quaternionf& q) {
-        _local = _local * q.to_matrix();
+        _local = _local * q.to_matrix().unproject(1);
         return *this;
     }
 
     inline transform& set_rotation(const quaternionf& q) {
-        _local = q.to_matrix();
+        _local = q.to_matrix().unproject(1);
         return *this;
     }
 

src/scene/include/pw/scene/entity.hpp

@@ -150,6 +150,6 @@ private:
 
 #include <pw/scene/components/relationship.hpp>
 #include <pw/scene/components/transform.hpp>
-#include <pw/scene/components/camera.hpp>
+// #include <pw/scene/components/camera.hpp>
 
 #endif

src/scene/include/pw/scene/scene.hpp

@@ -33,9 +33,7 @@ namespace pw {
 
 class entity;
 
-class scene {
+struct scene final {
-public:
-
 
     using registry = entt::registry;
 

src/scene/src/entity.cpp

@@ -7,7 +7,6 @@ namespace pw {
 
 namespace detail {
 
-
 // entity identiy is hidden
 
 struct identity {
@@ -21,19 +20,17 @@ struct identity {
     std::vector<uint32_t> layers = {};
 };
 
-}
+} // namespace detail
 
-entity::entity(scene &s,const std::string& name)
+entity::entity(scene& s, const std::string& name)
-    : _registry(s._registry)
+    : _registry(s._registry),
-    , _entity(s._registry ? _registry->create() : entt::null)
+      _entity(s._registry ? _registry->create() : entt::null) {
-{
     if (s._registry) {
         this->add_component<detail::identity>(name);
     }
 }
 
-bool entity::add_child(entity &child)
+bool entity::add_child(entity& child) {
-{
     // not mixing scenes (yet)
     if (child._registry != this->_registry) {
         debug::e() << "Cannot mix entities from different scenes";
@@ -53,8 +50,7 @@ bool entity::add_child(entity &child)
     return true;
 }
 
-bool entity::remove_child(entity& child)
+bool entity::remove_child(entity& child) {
-{
     // not mixing scenes (yet)
     if (child._registry != this->_registry) {
         debug::e() << "Cannot mix entities from different scenes";
@@ -62,19 +58,17 @@ bool entity::remove_child(entity& child)
     }
 
     // both need to have a relationship component
-    if (child.has_component<parent>() &&
+    if (child.has_component<parent>() && this->has_component<children>()) {
-            this->has_component<children>())
-    {
         // we need to check if the child is related to the parent
         auto r_p = child.get_component<parent>();
-        if (r_p.entity == _entity)
+        if (r_p.entity == _entity) {
-        {
             // now go ahead delete parent
             r_p.entity = entt::null;
 
             // now remove all children
             auto& c = this->get_component<children>();
-            c.entities.erase(std::remove(c.entities.begin(),c.entities.end(),child._entity));
+            c.entities.erase(std::remove(c.entities.begin(), c.entities.end(),
+                                         child._entity));
 
             // flag success
             return true;
@@ -83,38 +77,24 @@ bool entity::remove_child(entity& child)
     return false;
 }
 
-
+size_t entity::child_count() const {
-size_t entity::child_count() const
+    return this->has_component<children>()
-{
+               ? get_component<children>().entities.size()
-    return this->has_component<children>() ?
+               : 0;
-                get_component<children>().entities.size() :
-                0;
 }
 
-
+void entity::set_name(const std::string& n) {
-void entity::set_name(const std::string& n)
+    auto& ident = get_or_create_component<detail::identity>();
-{
-    auto &ident = get_or_create_component<detail::identity>();
     ident.name  = n;
 }
 
-std::string entity::name()
+std::string entity::name() {
-{
+    auto& ident = get_or_create_component<detail::identity>();
-    auto &ident = get_or_create_component<detail::identity>();
     return ident.name;
 }
 
+entity::~entity() { this->destroy(); }
 
+void entity::destroy() { _registry->destroy(_entity); }
 
-entity::~entity()
+} // namespace pw
-{
-    this->destroy();
-}
-
-void entity::destroy()
-{
-    _registry->destroy(_entity);
-}
-
-}
-

src/scene/src/scene.cpp

@@ -4,23 +4,11 @@
 #include "pw/core/debug.hpp"
 #include "pw/core/serialize.hpp"
 
-#include "pw/core/geometry.hpp"
+#include "pw/core/mesh.hpp"
 #include "pw/core/matrix_transform.hpp"
 
 namespace pw {
 
-
-struct mesh {
-    geometry geom;
-};
-
-struct renderer {
-    std::unique_ptr<int> state;
-//    std::vector<matrials> mat;
-};
-
-
-
 scene::scene()
     : _registry{ std::make_shared<entt::registry>()}
 {
@@ -39,7 +27,7 @@ void scene::update_transforms()
 
     //auto [t,r] = view.get<transform,parent>(entity);
 
-#if 1
+#if 0
 
     // search for nodes with parent and transform (only find leaf nodes)
     auto view = _registry->view<transform,parent>(entt::exclude<children>);
@@ -61,7 +49,7 @@ void scene::update_transforms()
         debug::d() << "\tpath length " << path.size();
         std::reverse(path.begin(),path.end());
 
-        auto m = pw::matrix4x4::identity();
+        auto m = pw::matrix4x4f::identity();
 
         for (auto& transform : path) {