Restructure projectHEADmain

1 files changed, 39 insertions, 0 deletions

diff --git a/src/scene/scene_memory.h b/src/scene/scene_memory.h
new file mode 100644
index 0000000..d175cba
--- /dev/null
+++ b/src/scene/scene_memory.h
@@ -0,0 +1,39 @@
+/// Memory management of scene objects.
+#pragma once
+
+#include "types.h"
+
+/// Initialize scene memory.
+///
+/// The scene memory guarantees that every object maps to an index different
+/// than 0. This way, 0 can be used as a special index to denote "no value".
+void scene_mem_init();
+
+/// Destroy the scene memory and all allocated objects.
+void scene_mem_destroy();
+
+#define NAMED_INDEX(name) name##_idx
+
+#define DECL_MEMORY(name, type)                \
+  typedef struct type type;                    \
+  /* xyz* mem_alloc_xyz() */                   \
+  type* mem_alloc_##name();                    \
+  /* mem_free_xyz(xyz**) */                    \
+  void mem_free_##name(type**);                \
+  /* xyz* mem_get_xyz(xyz_idx); */             \
+  type* mem_get_##name(NAMED_INDEX(name));     \
+  /* xyz_idx mem_get_xyz_index(const xyz*); */ \
+  NAMED_INDEX(name) mem_get_##name##_index(const type*);
+
+DECL_MEMORY(anima, Anima)
+DECL_MEMORY(animation, Animation)
+DECL_MEMORY(camera, SceneCamera)
+DECL_MEMORY(light, Light)
+DECL_MEMORY(material, Material)
+DECL_MEMORY(mesh, Mesh)
+DECL_MEMORY(mesh_link, MeshLink)
+DECL_MEMORY(model, Model)
+DECL_MEMORY(node, SceneNode)
+DECL_MEMORY(object, SceneObject)
+DECL_MEMORY(scene, Scene)
+DECL_MEMORY(skeleton, Skeleton)