Behaviour tree decorator implementation

engine/tests/CMakeLists.txt

@@ -2,6 +2,9 @@ project(BreezeTests)
 
 set(CMAKE_C_STANDARD 11)
 
+add_executable(btree_test btree_test.c)
+target_link_libraries(btree_test LINK_PRIVATE Breeze)
+
 add_executable(window_test window_test.c)
 target_link_libraries(window_test LINK_PRIVATE Breeze)
 

engine/tests/btree_test.c

@@ -0,0 +1,63 @@
+#define BZ_ENTRYPOINT
+#include <breeze.h>
+
+BzObjectPool *nodePool = NULL;
+BzObjectPool *nodeStatePool = NULL;
+
+BzAIBTNode *printBT = NULL;
+
+BzAIBTStatus printAction(void *data) {
+    bzLogInfo("Hello, world!");
+    return BZ_AIBT_FAIL;
+}
+
+bool init(int *game) {
+    nodePool = bzObjectPoolCreate(&(BzObjectPoolDesc) {
+        .objectSize = bzAIBTGetNodeSize(),
+    });
+    nodeStatePool = bzObjectPoolCreate(&(BzObjectPoolDesc) {
+       .objectSize = bzAIBTGetNodeStateSize()
+    });
+
+    // for 1..5:
+    //   delay 1s
+    //   print "Hello, world!"
+    printBT = bzAIBTMakeRoot(nodePool);
+    BzAIBTNode *node = bzAIBTDecorRepeat(nodePool, printBT, 5);
+    node = bzAIBTDecorDelay(nodePool, node, 1.0f);
+    bzAIBTAction(nodePool, node, printAction);
+
+    BzAIBTState state = bzAIBTCreateState(&(BzAIBTStateDesc) {
+        .root = printBT,
+        .pool = nodeStatePool,
+        .userData = NULL
+    });
+
+    BzAIBTStatus status = BZ_AIBT_RUNNING;
+
+    i32 count = 0;
+    while (status == BZ_AIBT_RUNNING) {
+        status = bzAIBTExecute(&state, 0.2f);
+        count++;
+    }
+    bzLogInfo("Iter: %d", count);
+
+    bzObjectPoolDestroy(nodePool);
+    bzObjectPoolDestroy(nodeStatePool);
+
+    return true;
+}
+
+void render(float dt, int *game) {
+    ClearBackground(WHITE);
+
+}
+
+bool bzMain(BzAppDesc *appDesc, int argc, const char **argv) {
+    appDesc->init = (BzAppInitFunc) init;
+    appDesc->render = (BzAppRenderFunc) render;
+
+    init(NULL);
+
+    return false;
+}