WIP Backend System Redesign Step 1

- Created 1 Context for Backend Management and Sharing
- Made every class that used a static Backend require the Context or specific Backend
- Bring Back 3ds support

include/pd/lithium/drawlist.hpp

@@ -47,7 +47,7 @@ namespace PD {
 namespace Li {
 class PD_API DrawList {
  public:
-  DrawList(int initial_size = 64);
+  DrawList(Context& ctx, int initial_size = 64);
   ~DrawList();
 
   /** Require Copy and Move Constructors */
@@ -218,6 +218,7 @@ class PD_API DrawList {
   std::vector<fvec2> pPath;
   u32 pNumIndices = 0;
   u32 pNumVertices = 0;
+  Context* pCtx = nullptr;
 };
 }  // namespace Li
 }  // namespace PD

include/pd/lithium/font.hpp

@@ -42,6 +42,7 @@ enum LiTextFlags_ {
 };
 
 namespace PD {
+class Context;
 namespace Li {
 class PD_API Font {
  public:
@@ -56,7 +57,7 @@ class PD_API Font {
   };
 
   /** Constructore doesnt need Backand anymore */
-  Font() = default;
+  Font(Context& ctx) : pCtx(ctx) {}
   ~Font() = default;
 
   PD_SHARED(Font);
@@ -128,6 +129,7 @@ class PD_API Font {
     u64 TimeStamp;
   };
   std::unordered_map<u32, TMELEM> pTMS;
+  Context& pCtx;
 };
 }  // namespace Li
 }  // namespace PD