From 9a71226b9c65a858aafd521104f47989f7c3f675 Mon Sep 17 00:00:00 2001 From: Xiang Silian Date: Wed, 10 Sep 2025 17:55:05 +0800 Subject: [PATCH] save code --- .../khronos/vulkan_samples/MainActivity.java | 121 ++++-------------- 1 file changed, 25 insertions(+), 96 deletions(-) diff --git a/app/android/java/com/khronos/vulkan_samples/MainActivity.java b/app/android/java/com/khronos/vulkan_samples/MainActivity.java index da97855..5d6053a 100644 --- a/app/android/java/com/khronos/vulkan_samples/MainActivity.java +++ b/app/android/java/com/khronos/vulkan_samples/MainActivity.java @@ -6,16 +6,13 @@ import android.content.Intent; import android.content.pm.PackageManager; import android.graphics.Color; import android.os.Bundle; -import android.os.Debug; import android.util.Log; import android.view.View; import android.view.ViewGroup; import android.widget.Button; import android.widget.Toast; -import androidx.activity.EdgeToEdge; import androidx.annotation.NonNull; -import androidx.appcompat.app.AppCompatActivity; import androidx.camera.core.Camera; import androidx.camera.core.CameraSelector; import androidx.camera.core.Preview; @@ -23,9 +20,6 @@ import androidx.camera.lifecycle.ProcessCameraProvider; import androidx.camera.view.PreviewView; import androidx.core.app.ActivityCompat; import androidx.core.content.ContextCompat; -import androidx.core.graphics.Insets; -import androidx.core.view.ViewCompat; -import androidx.core.view.WindowInsetsCompat; import com.google.androidgamesdk.GameActivity; import com.google.common.util.concurrent.ListenableFuture; @@ -33,31 +27,23 @@ import com.google.mediapipe.examples.facelandmarker.FaceLandmarkerHelper; import java.util.concurrent.ExecutionException; import java.util.concurrent.ExecutorService; -import java.util.concurrent.Executors; public class MainActivity extends GameActivity { - - - private ExecutorService backgroundExecutor; - private FaceLandmarkerHelper faceLandmarkerHelper; - private PreviewView previewView; private ProcessCameraProvider cameraProvider; - private Camera camera; - private void initCamera(){ - // 添加 PreviewView 用于摄像头预览 + // 创建摄像头预览视图 previewView = new PreviewView(this); previewView.setImplementationMode(PreviewView.ImplementationMode.COMPATIBLE); + previewView.setScaleType(PreviewView.ScaleType.FILL_CENTER); - // 将 PreviewView 添加到布局中 addContentView(previewView, new ViewGroup.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, - ViewGroup.LayoutParams.MATCH_PARENT)); + ViewGroup.LayoutParams.MATCH_PARENT + )); -// ensureVulkanLayerTransparent(); + bringVulkanToFront(); - // 检查权限并启动相机 if (hasCameraPermission()) { startCamera(); } else { @@ -65,6 +51,24 @@ public class MainActivity extends GameActivity { } } + private void bringVulkanToFront() { + // 获取窗口的根视图 + View rootView = getWindow().getDecorView(); + if (rootView instanceof ViewGroup) { + ViewGroup rootGroup = (ViewGroup) rootView; + + for (int i = rootGroup.getChildCount() - 1; i >= 0; i--) { + View child = rootGroup.getChildAt(i); + if (child != previewView) { + child.bringToFront(); + child.setBackgroundColor(Color.TRANSPARENT); + break; + } + } + } + } + + @Override protected void onCreate(Bundle savedInstanceState) { String native_lib_name = getResources().getString(R.string.native_lib_name); @@ -80,42 +84,8 @@ public class MainActivity extends GameActivity { super.onCreate(savedInstanceState); initCamera(); + Log.i("MainActivity", "onCreate: "); - - // 添加按钮到布局 -// addButtonToLayout(); - -// backgroundExecutor = Executors.newSingleThreadExecutor(); -// backgroundExecutor.execute(new Runnable() { -// @Override -// public void run() { -// if (faceLandmarkerHelper.isClose()) { -// faceLandmarkerHelper.setupFaceLandmarker(); -// } -// } -// }); - } - - private void ensureVulkanLayerTransparent() { - // 延迟执行以确保 GameActivity 的视图已经创建 - previewView.post(() -> { - ViewGroup rootView = (ViewGroup) getWindow().getDecorView().getRootView(); - makeViewTransparent(rootView); - }); - } - - private void makeViewTransparent(ViewGroup viewGroup) { - for (int i = 0; i < viewGroup.getChildCount(); i++) { - View child = viewGroup.getChildAt(i); - if (child instanceof ViewGroup) { - makeViewTransparent((ViewGroup) child); - } else { - // 找到可能是 Vulkan 渲染层的视图并设置为透明 - if (child.getBackground() != null) { - child.setBackgroundColor(Color.TRANSPARENT); - } - } - } } private boolean hasCameraPermission() { @@ -139,19 +109,15 @@ public class MainActivity extends GameActivity { try { cameraProvider = cameraProviderFuture.get(); - // 创建预览用例 Preview preview = new Preview.Builder().build(); - // 选择后置摄像头 CameraSelector cameraSelector = new CameraSelector.Builder() .requireLensFacing(CameraSelector.LENS_FACING_BACK) .build(); - // 将预览绑定到 PreviewView preview.setSurfaceProvider(previewView.getSurfaceProvider()); - // 绑定到生命周期 - camera = cameraProvider.bindToLifecycle(this, cameraSelector, preview); + cameraProvider.bindToLifecycle(this, cameraSelector, preview); } catch (ExecutionException | InterruptedException e) { Log.e("MainActivity", "Error starting camera: " + e.getMessage()); @@ -185,42 +151,5 @@ public class MainActivity extends GameActivity { } } - private void addButtonToLayout() { - // 创建按钮 - Button button = new Button(this); - button.setText("Vulkan 按钮"); - - // 设置按钮位置（使用绝对坐标） - button.setX(50); // 距离左边50像素 - button.setY(50); // 距离顶部50像素 - - // 设置按钮点击事件 - button.setOnClickListener(new View.OnClickListener() { - @Override - public void onClick(View v) { - onButtonClicked(); - } - }); - - // 将按钮添加到 GameActivity 的布局中（不会覆盖 Vulkan 表面） - addContentView(button, new ViewGroup.LayoutParams( - ViewGroup.LayoutParams.WRAP_CONTENT, - ViewGroup.LayoutParams.WRAP_CONTENT - )); - } - - - private void onButtonClicked() { - Toast.makeText(this, "Vulkan 按钮被点击了!", Toast.LENGTH_SHORT).show(); - nativeButtonClicked(); - // 启动SecondActivity - Intent intent = new Intent(MainActivity.this, SecondActivity.class); - // 可以传递数据 - intent.putExtra("message", "Hello from MainActivity!"); - startActivity(intent); - } - - private native void nativeButtonClicked(); - private native void sendArgumentsToPlatform(String[] args); } \ No newline at end of file