refactoring

thermion_dart/native/src/RenderTicker.cpp

@@ -0,0 +1,103 @@
+#if __APPLE__
+#include "TargetConditionals.h"
+#endif
+
+#ifdef _WIN32
+#pragma comment(lib, "Ws2_32.lib")
+#endif
+
+#include <filament/Camera.h>
+#include <filament/SwapChain.h>
+#include <backend/DriverEnums.h>
+#include <backend/platforms/OpenGLPlatform.h>
+#ifdef __EMSCRIPTEN__
+#include <backend/platforms/PlatformWebGL.h>
+#include <emscripten/emscripten.h>
+#include <emscripten/bind.h>
+#include <emscripten/html5.h>
+#include <emscripten/threading.h>
+#include <emscripten/val.h>
+#endif
+#include <filament/Engine.h>
+
+#include <filament/Options.h>
+#include <filament/Renderer.h>
+#include <filament/View.h>
+
+#include <filament/RenderableManager.h>
+
+#include <iostream>
+#include <streambuf>
+#include <sstream>
+#include <istream>
+#include <fstream>
+#include <filesystem>
+#include <mutex>
+#include <iomanip>
+#include <unordered_set>
+
+#include "Log.hpp"
+
+#include "RenderTicker.hpp"
+
+namespace thermion
+{
+
+  using namespace filament;
+  using namespace filament::math;
+  using namespace utils;
+  using namespace std::chrono;
+
+  using std::string;
+
+  static constexpr filament::math::float4 sFullScreenTriangleVertices[3] = {
+      {-1.0f, -1.0f, 1.0f, 1.0f},
+      {3.0f, -1.0f, 1.0f, 1.0f},
+      {-1.0f, 3.0f, 1.0f, 1.0f}};
+
+  static const uint16_t sFullScreenTriangleIndices[3] = {0, 1, 2};
+
+  void RenderTicker::setRenderable(SwapChain *swapChain, View **views, uint8_t numViews) {
+  {
+
+    std::lock_guard lock(mMutex);
+
+    auto swapChainViews = mRenderable[swapChain];
+
+    swapChainViews.clear();
+    for(int i = 0; i < numViews; i++) {
+      swapChainViews.push_back(views[i]);
+    }
+    
+    mRenderable[swapChain] = swapChainViews;
+  }
+
+  void RenderTicker::render(uint64_t frameTimeInNanos)
+  {
+    std::lock_guard lock(mMutex);
+
+    mSceneManager->update();
+
+    for (auto swapChain : mSwapChains)
+    {
+      auto views = mRenderable[swapChain];
+      if (views.size() > 0)
+      {
+        bool beginFrame = mRenderer->beginFrame(swapChain, frameTimeInNanos);
+        if (beginFrame)
+        {
+          for (auto view : views)
+          {
+            mRenderer->render(view);
+          }
+        }
+        mRenderer->endFrame();
+      }
+    }
+#ifdef __EMSCRIPTEN__
+    _engine->execute();
+#endif
+  }
+
+
+} // namespace thermion