Move flecs out of engine, reorganize systems

engine/breeze/game.h

@@ -20,22 +20,14 @@ typedef struct BzAppDesc {
     BzAppRenderFunc imguiRender;
     BzAppDeinitFunc deinit;
 
-    bool useFlecs;
-
     void *userData;
 } BzAppDesc;
 
-typedef struct ecs_world_t ecs_world_t;
-extern ecs_world_t *ECS;
-
 extern bool bzMain(BzAppDesc *appDesc, int argc, const char **argv);
 
 #ifdef BZ_ENTRYPOINT
-#include <flecs.h>
 #include <rlImGui.h>
 
-ecs_world_t *ECS = NULL;
-
 // https://www.raylib.com/examples/core/loader.html?name=core_custom_logging
 static void bzRaylibLogger(int msgType, const char *text, va_list args) {
     BzLoggerLevel level = BZ_LOG_TRACE;
@@ -94,8 +86,6 @@ int main(int argc, const char **argv) {
     SetTargetFPS(appDesc.fps);
     // Initialize modules
 
-    if (appDesc.useFlecs)
-        ECS = ecs_init();
     if (appDesc.imguiRender)
         rlImGuiSetup(true);
 
@@ -131,10 +121,6 @@ int main(int argc, const char **argv) {
     // Deinitialize modules
     if (appDesc.imguiRender)
         rlImGuiShutdown();
-    if (ECS) {
-        ecs_fini(ECS);
-        ECS = NULL;
-    }
 
     CloseWindow();
     bzLoggerDeinit();