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render_3D/tests/Visual_Tests.cpp

@@ -1,5 +1,6 @@
 #include <render_3D/Render_3D.hpp>
 #include <gtest/gtest.h>
+#include <atomic>
 #include <chrono>
 #include <thread>
 namespace aethera::render_3d {
@@ -55,12 +56,15 @@ TEST(Render_3D_Scene, Paint_Submits_Without_Waiting_For_Gpu) {
         auto scene_result = typename Scene_Object::Builder(visual.get()).build();
         ASSERT_TRUE(scene_result.has_value());
         auto scene = std::move(scene_result).value();
+        std::atomic_bool frame_ready{};
+        std::shared_ptr<const Pixel_Frame> frame;
+        scene->set_frame_callback([&](std::shared_ptr<const Pixel_Frame> value) { frame = std::move(value); frame_ready.store(true, std::memory_order_release); });
         const auto started = std::chrono::steady_clock::now();
-        EXPECT_EQ(scene->request_frame(), Render_Scene_3D::Request_Frame_Result::queued);
+        scene->render();
         const auto submit_duration = std::chrono::steady_clock::now() - started;
         EXPECT_LT(submit_duration, std::chrono::seconds(1));
-        for (std::size_t attempt = 0; attempt != 500 && !scene->latest_frame(); ++attempt) std::this_thread::sleep_for(std::chrono::milliseconds(10));
-        EXPECT_NE(scene->latest_frame(), nullptr);
+        for (std::size_t attempt = 0; attempt != 500 && !frame_ready.load(std::memory_order_acquire); ++attempt) std::this_thread::sleep_for(std::chrono::milliseconds(10));
+        EXPECT_NE(frame, nullptr);
     }
     catch (const std::exception& error) {
         GTEST_SKIP() << "Vulkan/Datoviz unavailable: " << error.what();