rigid_body type

headers/enduro2d/high/components/rigid_body.hpp

@@ -15,11 +15,22 @@
 namespace e2d
 {
     class rigid_body final {
+    public:
+        ENUM_HPP_CLASS_DECL(types, u8,
+            (dynamic)
+            (kinematic))
     public:
         rigid_body() = default;
+
+        rigid_body& type(types value) noexcept;
+        [[nodiscard]] types type() const noexcept;
+    private:
+        types type_ = types::dynamic;
     };
 }
 
+ENUM_HPP_REGISTER_TRAITS(e2d::rigid_body::types)
+
 namespace e2d
 {
     template <>
@@ -47,3 +58,15 @@ namespace e2d
         void operator()(gcomponent<rigid_body>& c) const;
     };
 }
+
+namespace e2d
+{
+    inline rigid_body& rigid_body::type(types value) noexcept {
+        type_ = value;
+        return *this;
+    }
+
+    inline rigid_body::types rigid_body::type() const noexcept {
+        return type_;
+    }
+}

samples/bin/library/scenes/sample_08.json

@@ -6,21 +6,68 @@
         }
     },
     "children" : [{
-        "prototype" : "../prefabs/camera_prefab.json"
+        "prototype" : "../prefabs/camera_prefab.json",
+        "components" : {
+            "named" : {
+                "name" : "camera"
+            }
+        }
     },{
         "prototype" : "../prefabs/ship_prefab.json",
         "components" : {
+            "named" : {
+                "name" : "ship(1)"
+            },
             "actor" : {
                 "translation" : [0,0],
-                "scale" : 1
+                "rotation" : 1
             },
             "behaviour" : {
                 "script" : "../scripts/sample_08/ship.lua"
             },
             "touchable" : {},
+            "rigid_body" : {
+                "type" : "dynamic"
+            },
             "rect_collider" : {
                 "size" : [66,113]
             }
         }
+    },{
+        "prototype" : "../prefabs/ship_prefab.json",
+        "components" : {
+            "named" : {
+                "name" : "ship(2)"
+            },
+            "actor" : {
+                "translation" : [45,100],
+                "rotation" : 0
+            },
+            "behaviour" : {
+                "script" : "../scripts/sample_08/ship.lua"
+            },
+            "touchable" : {},
+            "rigid_body" : {
+                "type" : "dynamic"
+            },
+            "rect_collider" : {
+                "size" : [66,113]
+            }
+        }
+    },{
+        "components" : {
+            "named" : {
+                "name" : "floor"
+            },
+            "actor" : {
+                "translation" : [0,-240]
+            },
+            "rigid_body" : {
+                "type" : "kinematic"
+            },
+            "rect_collider" : {
+                "size" : [320, 50]
+            }
+        }
     }]
 }

samples/bin/library/scripts/sample_08/ship.lua

@@ -6,13 +6,6 @@
 
 ---@class ship_meta
 
----@param meta ship_meta
----@param go gobject
-local function update_ship_rotation(meta, go)
-    local time = the_engine.time
-    go.actor.node.rotation = time
-end
-
 -- -----------------------------------------------------------------------------
 --
 -- meta
@@ -24,13 +17,11 @@ local M = {}
 ---@param meta ship_meta
 ---@param go gobject
 function M.on_start(meta, go)
-    meta.life_time = 5
 end
 
 ---@param meta ship_meta
 ---@param go gobject
 function M.on_update(meta, go)
-    update_ship_rotation(meta, go)
 end
 
 return M

sources/enduro2d/high/components/rigid_body.cpp

@@ -13,6 +13,16 @@ namespace e2d
         "required" : [],
         "additionalProperties" : false,
         "properties" : {
+            "type" : { "$ref": "#/definitions/types" }
+        },
+        "definitions" : {
+            "types" : {
+                "type" : "string",
+                "enum" : [
+                    "dynamic",
+                    "kinematic"
+                ]
+            }
         }
     })json";
 
@@ -20,7 +30,15 @@ namespace e2d
         rigid_body& component,
         const fill_context& ctx) const
     {
-        E2D_UNUSED(component, ctx);
+        if ( ctx.root.HasMember("type") ) {
+            rigid_body::types type = component.type();
+            if ( !json_utils::try_parse_value(ctx.root["type"], type) ) {
+                the<debug>().error("RIGID_BODY: Incorrect formatting of 'type' property");
+                return false;
+            }
+            component.type(type);
+        }
+
         return true;
     }
 
@@ -38,6 +56,10 @@ namespace e2d
     const char* component_inspector<rigid_body>::title = "rigid_body";
 
     void component_inspector<rigid_body>::operator()(gcomponent<rigid_body>& c) const {
-        E2D_UNUSED(c);
+        if ( rigid_body::types type = c->type();
+            imgui_utils::show_enum_combo_box("type", &type) )
+        {
+            c->type(type);
+        }
     }
 }