Support vulkan backend (#110)

Author: xiaowei-guan

.github/workflows/build.yml

@@ -72,7 +72,17 @@ jobs:
       - uses: actions/upload-artifact@v4
         with:
           name: tizen-${{ matrix.api-version }}-${{ matrix.arch }}
-          path: src/out/build/libflutter_tizen*.so
+          path: |
+            src/out/build/libflutter_tizen_common.so
+            src/out/build/libflutter_tizen_mobile.so
+            src/out/build/libflutter_tizen_tv.so
+          if-no-files-found: error
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: tizen-${{ matrix.api-version }}-${{ matrix.arch }}_experimental
+          path: |
+            src/out/build/libflutter_tizen*_experimental.so
           if-no-files-found: error
 
       - uses: actions/upload-artifact@v4
@@ -85,7 +95,17 @@ jobs:
         if: ${{ github.event_name == 'push' }}
         with:
           name: tizen-${{ matrix.api-version }}-${{ matrix.arch }}_symbols
-          path: src/out/build/so.unstripped/libflutter_tizen*.so
+          path: |
+            src/out/build/so.unstripped/libflutter_tizen_common.so
+            src/out/build/so.unstripped/libflutter_tizen_mobile.so
+            src/out/build/so.unstripped/libflutter_tizen_tv.so
+          if-no-files-found: error
+
+      - uses: actions/upload-artifact@v4
+        if: ${{ github.event_name == 'push' }}
+        with:
+          name: tizen-${{ matrix.api-version }}-${{ matrix.arch }}_experimental_symbols
+          path: src/out/build/so.unstripped/libflutter_tizen*_experimental.so
           if-no-files-found: error
 
       - uses: actions/upload-artifact@v4

flutter/shell/platform/tizen/BUILD.gn

@@ -140,7 +140,8 @@ template("embedder") {
       "GLESv2",
     ]
 
-    if (target_name == "flutter_tizen_common") {
+    if (target_name == "flutter_tizen_common" ||
+        target_name == "flutter_tizen_common_experimental") {
       sources += [ "channels/tizen_shell.cc" ]
 
       libs += [
@@ -152,6 +153,14 @@ template("embedder") {
     defines += invoker.defines
     defines += [ "FLUTTER_ENGINE_NO_PROTOTYPES" ]
 
+    if (target_name == "flutter_tizen_mobile_experimental" ||
+        target_name == "flutter_tizen_tv_experimental" ||
+        target_name == "flutter_tizen_common_experimental") {
+      defines += [ "FLUTTER_TIZEN_EXPERIMENTAL" ]
+      sources += [ "tizen_renderer_vulkan.cc" ]
+      libs += [ "vulkan" ]
+    }
+
     if (api_version != "6.0") {
       sources += [
         "flutter_tizen_nui.cc",
@@ -201,18 +210,36 @@ embedder("flutter_tizen_mobile") {
   defines = [ "MOBILE_PROFILE" ]
 }
 
+embedder("flutter_tizen_mobile_experimental") {
+  target_type = "shared_library"
+
+  defines = [ "MOBILE_PROFILE" ]
+}
+
 embedder("flutter_tizen_tv") {
   target_type = "shared_library"
 
   defines = [ "TV_PROFILE" ]
 }
 
+embedder("flutter_tizen_tv_experimental") {
+  target_type = "shared_library"
+
+  defines = [ "TV_PROFILE" ]
+}
+
 embedder("flutter_tizen_common") {
   target_type = "shared_library"
 
   defines = [ "COMMON_PROFILE" ]
 }
 
+embedder("flutter_tizen_common_experimental") {
+  target_type = "shared_library"
+
+  defines = [ "COMMON_PROFILE" ]
+}
+
 embedder("flutter_tizen_source") {
   target_type = "source_set"
 
@@ -257,8 +284,11 @@ copy("publish_headers_tizen") {
 group("flutter_tizen") {
   deps = [
     ":flutter_tizen_common",
+    ":flutter_tizen_common_experimental",
     ":flutter_tizen_mobile",
+    ":flutter_tizen_mobile_experimental",
     ":flutter_tizen_tv",
+    ":flutter_tizen_tv_experimental",
     ":publish_cpp_client_wrapper",
     ":publish_headers_tizen",
   ]

flutter/shell/platform/tizen/flutter_tizen.cc

@@ -205,7 +205,8 @@ FlutterDesktopViewRef FlutterDesktopViewCreateFromNewWindow(
       window_geometry, window_properties.transparent,
       window_properties.focusable, window_properties.top_level,
       window_properties.pointing_device_support,
-      window_properties.floating_menu_support, window_properties.window_handle);
+      window_properties.floating_menu_support, window_properties.window_handle,
+      window_properties.renderer_type == kEVulkan);
 
   auto view = std::make_unique<flutter::FlutterTizenView>(
       flutter::kImplicitViewId, std::move(window),

flutter/shell/platform/tizen/flutter_tizen_engine.cc

@@ -18,6 +18,10 @@
 #include "flutter/shell/platform/tizen/tizen_input_method_context.h"
 #include "flutter/shell/platform/tizen/tizen_renderer_egl.h"
 
+#ifdef FLUTTER_TIZEN_EXPERIMENTAL
+#include "flutter/shell/platform/tizen/tizen_renderer_vulkan.h"
+#endif
+
 #ifdef NUI_SUPPORT
 #include "flutter/shell/platform/tizen/tizen_renderer_nui_gl.h"
 #include "flutter/shell/platform/tizen/tizen_view_nui.h"
@@ -95,6 +99,12 @@ std::unique_ptr<TizenRenderer> FlutterTizenEngine::CreateRenderer(
 #endif
       return std::make_unique<TizenRendererEgl>(
           view_->tizen_view(), project_->HasArgument("--enable-impeller"));
+    case FlutterDesktopRendererType::kEVulkan:
+#ifdef FLUTTER_TIZEN_EXPERIMENTAL
+      return std::make_unique<TizenRendererVulkan>(view_->tizen_view());
+#else
+      return nullptr;
+#endif
   }
 }
 

flutter/shell/platform/tizen/public/flutter_tizen.h

@@ -28,6 +28,8 @@ typedef struct FlutterDesktopView* FlutterDesktopViewRef;
 typedef enum {
   // The renderer based on EGL.
   kEGL,
+  // The renderer based on Vulkan.
+  kEVulkan
 } FlutterDesktopRendererType;
 
 typedef enum {