fucxk

src/world/scene.h

@@ -1,9 +1,10 @@
 #include "../gfx/gfx.h"
 #include "../lib/raymath.h"
 
-DefineList(uint32, Handle);
+DefineList(int32, Handle);
 
 enum EntityFlags {
+    EntityFlags_None=0,
     EntityFlags_Visible=1<<0,
     EntityFlags_Dead=1<<1,
     EntityFlags_Render=1<<2,
@@ -11,11 +12,14 @@ enum EntityFlags {
 
 typedef struct Entity Entity;
 struct Entity {
-    uint32 graphNodeHandle;
+    int32 graphNodeHandle;
     uint64 flags;
     RLVector4 color;
     Mesh *mesh;
     Texture *tex;
+
+    // Free list
+    int32 next;
 };
 DefineList(Entity, Entity);
 
@@ -26,30 +30,36 @@ struct SceneGraphNode {
     RLVector3 translation;
     Quaternion rotation;
     RLVector3 scale;
-    HandleList children;
-    uint32 entityHandle;
-    uint32 parentHandle;
+    int32 entityHandle;
+    int32 parentHandle;
+
+    // Free list
+    int32 next;
+
+    // Children
+    int32 nextSibling;
+    int32 firstChild;
 };
 DefineList(SceneGraphNode, SceneGraphNode);
 
 typedef struct Scene Scene;
 struct Scene {
-    uint32 sceneRoot;
+    int32 sceneRoot;
     EntityList entities;
+    int32 nextFreeEntity;
     SceneGraphNodeList graphNodes;
-    Arena *arena;
+    int32 nextFreeNode;
 };
 
-uint32 createEntity(Scene *s);
-Entity *getEntity(Scene *s, uint32 id);
-SceneGraphNode *getSceneGraphNode(Scene *s, uint32 id);
-uint32 createSceneGraphNode(Scene *s);
+int32 createEntity(Scene *s);
+Entity *getEntity(Scene *s, int32 id);
+SceneGraphNode *getSceneGraphNode(Scene *s, int32 id);
+int32 createSceneGraphNode(Scene *s);
 Scene createScene(Arena *arena);
 void initGraphNode(SceneGraphNode *n);
-void recalcGraphNode(SceneGraphNode *n);
-void recalcSceneGraphNode(Scene *s, uint32 parentHandle);
+void recalcSceneGraphNode(Scene *s, int32 parentHandle);
 void recalcScene(Scene *s);
-void removeEntity(Scene *s, uint32 entityHandle);
-void sceneNodeAddNode(Scene *s, uint32 recipientNodeHandle, uint32 graphNodeHandle);
-void sceneNodeAddEntity(Scene *s, uint32 graphNodeHandle, uint32 entityHandle);
-SceneGraphNode *getSceneGraphNodeForEntity(Scene *s, uint32 entityHandle);
+void removeEntity(Scene *s, int32 entityHandle);
+void removeSceneGraphNode(Scene *s, int32 graphNodeHandle);
+void sceneNodeAddNode(Scene *s, int32 recipientNodeHandle, int32 graphNodeHandle);
+SceneGraphNode *getSceneGraphNodeForEntity(Scene *s, int32 entityHandle);