Fix memory leak in DRM

Signed-off-by: Slendi <slendi@socopon.com>

flake.nix

@@ -36,6 +36,7 @@
             ninja
             (pkgs.llvmPackages_20.clang-tools.override { enableLibcxx = true; })
             lldb
+            valgrind
 
             lua
 

src/LunarWM_core.c

@@ -266,6 +266,13 @@ void LunarWM_destroy(LunarWM *wm)
 	LunarWM_wayland_cleanup(wm);
 	cleanup_lua_cfg(wm);
 
+	for (size_t i = 0; i < ARRAY_SZ(wm->wm.workspaces); ++i) {
+		if (wm->wm.workspaces[i].v_windows) {
+			vector_free(wm->wm.workspaces[i].v_windows);
+			wm->wm.workspaces[i].v_windows = NULL;
+		}
+	}
+
 	memset(wm, 0, sizeof(*wm));
 }
 
@@ -425,10 +432,10 @@ void LunarWM_run(LunarWM *wm)
 				wlr_log(WLR_ERROR, "Failed to end OpenXR frame");
 				return;
 			}
-
-			EndDrawing();
 		} else {
 			wm->renderer.camera.fovy = 75;
 		}
+
+		EndDrawing();
 	}
 }

src/LunarWM_wayland.c

@@ -1654,20 +1654,6 @@ static void handle_output_frame(struct wl_listener *listener, void *data)
 	//	wm->renderer.main_rt = LoadRenderTexture(width, height);
 	// }
 
-	if (!wlr_render_pass_submit(pass)) {
-		wlr_output_state_finish(&state);
-		wlr_output_schedule_frame(wlr_output);
-		wlr_log(WLR_ERROR, "Failed to submit render pass for output %s",
-		    wlr_output->name);
-		return;
-	}
-
-	if (!wlr_output_commit_state(wlr_output, &state)) {
-		wlr_output_state_finish(&state);
-		wlr_output_schedule_frame(wlr_output);
-		return;
-	}
-
 	wm->renderer.tmp_rt.id = drawFboId;
 	wm->renderer.tmp_rt.texture = (Texture) {
 		.id = drawFboId,
@@ -1742,6 +1728,20 @@ static void handle_output_frame(struct wl_listener *listener, void *data)
 		    wm->renderer.camera.target, wm->cman->cfg.space.radius);
 	}
 
+	if (!wlr_render_pass_submit(pass)) {
+		wlr_output_state_finish(&state);
+		wlr_output_schedule_frame(wlr_output);
+		wlr_log(WLR_ERROR, "Failed to submit render pass for output %s",
+		    wlr_output->name);
+		return;
+	}
+
+	if (!wlr_output_commit_state(wlr_output, &state)) {
+		wlr_output_state_finish(&state);
+		wlr_output_schedule_frame(wlr_output);
+		return;
+	}
+
 	wlr_output_state_finish(&state);
 }