ParticleSpawner: Fix crash when attaching to invisible entity

[oweals/minetest.git] / src / activeobject.h

diff --git a/src/activeobject.h b/src/activeobject.h
index 382f7f7981d329a3b751da08e44362b5f3a50df2..85e160d100b7ef104dad3e0822ba59e7a2c3e55a 100644 (file)
--- a/src/activeobject.h
+++ b/src/activeobject.h
@@ -1,31 +1,50 @@
 /*
-Minetest-c55
-Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
 This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.
 
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef ACTIVEOBJECT_HEADER
-#define ACTIVEOBJECT_HEADER
+#pragma once
 
-#include "common_irrlicht.h"
+#include "irr_aabb3d.h"
+#include "irr_v3d.h"
 #include <string>
 
+
+enum ActiveObjectType {
+       ACTIVEOBJECT_TYPE_INVALID = 0,
+       ACTIVEOBJECT_TYPE_TEST = 1,
+// Obsolete stuff
+       ACTIVEOBJECT_TYPE_ITEM = 2,
+//     ACTIVEOBJECT_TYPE_RAT = 3,
+//     ACTIVEOBJECT_TYPE_OERKKI1 = 4,
+//     ACTIVEOBJECT_TYPE_FIREFLY = 5,
+       ACTIVEOBJECT_TYPE_MOBV2 = 6,
+// End obsolete stuff
+       ACTIVEOBJECT_TYPE_LUAENTITY = 7,
+// Special type, not stored as a static object
+       ACTIVEOBJECT_TYPE_PLAYER = 100,
+// Special type, only exists as CAO
+       ACTIVEOBJECT_TYPE_GENERIC = 101,
+};
+// Other types are defined in content_object.h
+
 struct ActiveObjectMessage
 {
-       ActiveObjectMessage(u16 id_, bool reliable_=true, std::string data_=""):
+       ActiveObjectMessage(u16 id_, bool reliable_=true, const std::string &data_ = "") :
                id(id_),
                reliable(reliable_),
                datastring(data_)
@@ -36,11 +55,22 @@ struct ActiveObjectMessage
        std::string datastring;
 };
 
-#define ACTIVEOBJECT_TYPE_INVALID 0
-#define ACTIVEOBJECT_TYPE_TEST 1
-#define ACTIVEOBJECT_TYPE_ITEM 2
-#define ACTIVEOBJECT_TYPE_RAT 3
-#define ACTIVEOBJECT_TYPE_OERKKI1 4
+enum ActiveObjectCommand {
+       AO_CMD_SET_PROPERTIES,
+       AO_CMD_UPDATE_POSITION,
+       AO_CMD_SET_TEXTURE_MOD,
+       AO_CMD_SET_SPRITE,
+       AO_CMD_PUNCHED,
+       AO_CMD_UPDATE_ARMOR_GROUPS,
+       AO_CMD_SET_ANIMATION,
+       AO_CMD_SET_BONE_POSITION,
+       AO_CMD_ATTACH_TO,
+       AO_CMD_SET_PHYSICS_OVERRIDE,
+       AO_CMD_OBSOLETE1,
+       // ^ UPDATE_NAMETAG_ATTRIBUTES deprecated since 0.4.14, removed in 5.3.0
+       AO_CMD_SPAWN_INFANT,
+       AO_CMD_SET_ANIMATION_SPEED
+};
 
 /*
        Parent class for ServerActiveObject and ClientActiveObject
@@ -52,8 +82,8 @@ public:
                m_id(id)
        {
        }
-       
-       u16 getId()
+
+       u16 getId() const
        {
                return m_id;
        }
@@ -63,11 +93,40 @@ public:
                m_id = id;
        }
 
-       virtual u8 getType() const = 0;
+       virtual ActiveObjectType getType() const = 0;
+
+
+       /*!
+        * Returns the collision box of the object.
+        * This box is translated by the object's
+        * location.
+        * The box's coordinates are world coordinates.
+        * @returns true if the object has a collision box.
+        */
+       virtual bool getCollisionBox(aabb3f *toset) const = 0;
 
+
+       /*!
+        * Returns the selection box of the object.
+        * This box is not translated when the
+        * object moves.
+        * The box's coordinates are world coordinates.
+        * @returns true if the object has a selection box.
+        */
+       virtual bool getSelectionBox(aabb3f *toset) const = 0;
+
+
+       virtual bool collideWithObjects() const = 0;
+
+
+       virtual void setAttachment(int parent_id, const std::string &bone, v3f position,
+                       v3f rotation) {}
+       virtual void getAttachment(int *parent_id, std::string *bone, v3f *position,
+                       v3f *rotation) const {}
+       virtual void clearChildAttachments() {}
+       virtual void clearParentAttachment() {}
+       virtual void addAttachmentChild(int child_id) {}
+       virtual void removeAttachmentChild(int child_id) {}
 protected:
        u16 m_id; // 0 is invalid, "no id"
 };
-
-#endif
-