android.graphics.Camera.translate()方法的使用及代码示例

x33g5p2x  于2022-01-18 转载在 其他  
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本文整理了Java中android.graphics.Camera.translate()方法的一些代码示例，展示了Camera.translate()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Camera.translate()方法的具体详情如下：
包路径：android.graphics.Camera
类名称：Camera
方法名：translate

Camera.translate介绍

暂无

代码示例

代码示例来源：origin: JingYeoh/FragmentRigger

@Override
 protected void applyTransformation(float interpolatedTime, Transformation t) {
  final float fromDegrees = mFromDegrees;
  float degrees = fromDegrees + ((mToDegrees - fromDegrees) * interpolatedTime);

  final float centerX = mCenterX;
  final float centerY = mCenterY;
  final Camera camera = mCamera;
  final Matrix matrix = t.getMatrix();
  camera.save();
  if (mReverse) {
   camera.translate(0.0f, 0.0f, mDepthZ * interpolatedTime);
  } else {
   camera.translate(0.0f, 0.0f, mDepthZ * (1.0f - interpolatedTime));
  }
  camera.rotateY(degrees);
  camera.getMatrix(matrix);
  camera.restore();

  matrix.preTranslate(-centerX, -centerY);
  matrix.postTranslate(centerX, centerY);
 }
}

代码示例来源：origin: AigeStudio/WheelPicker

mCamera.translate(0, 0, computeDepth((int) degree));
mCamera.getMatrix(mMatrixDepth);
mCamera.restore();

代码示例来源：origin: kakajika/FragmentAnimations

camera.translate(0, 0, mTranslationZ);

代码示例来源：origin: luhaoaimama1/zone-sdk

public CameraInvert translate_3D(float x, float y, float z) {
  this.tz = -z;
  mCamera.translate(x, -y, -z);
  return this;
}

代码示例来源：origin: luhaoaimama1/zone-sdk

private CameraInvert translate_(float x, float y, float z) {
  mCamera.translate(x, -y, -z);
  return this;
}

代码示例来源：origin: xenione/tab-digit

public static void translateY(Matrix matrix, float dy) {
    synchronized (camera) {
      camera.save();
      camera.translate(0, dy, 0);
      camera.getMatrix(matrix);
      camera.restore();
    }
  }
}

代码示例来源：origin: xenione/tab-digit

public static void translate(Matrix matrix, float dx, float dy, float dz) {
  synchronized (camera) {
    camera.save();
    camera.translate(dx, dy, dz);
    camera.getMatrix(matrix);
    camera.restore();
  }
}

代码示例来源：origin: vogellacompany/codeexamples-android

private void prepareMatrix(final Matrix outMatrix, int distanceY, int r) {
  // clip the distance
  final int d = Math.min(r, Math.abs(distanceY));
  // use circle formula
  final float translateZ = (float) Math.sqrt((r * r) - (d * d));
  // solve for t: d = r*cos(t)
  double radians = Math.acos((float) d / r);
  double degree = 90 - (180 / Math.PI) * radians;
  mCamera.save();
  mCamera.translate(0, 0, r - translateZ);
  mCamera.rotateX((float) degree);
  if (distanceY < 0) {
    degree = 360 - degree;
  }
  mCamera.rotateY((float) degree);
  mCamera.getMatrix(outMatrix);
  mCamera.restore();
  // highlight elements in the middle
  mPaint.setColorFilter(calculateLight((float) degree));
}

代码示例来源：origin: luhaoaimama1/zone-sdk

camera.translate(100,200,0);
camera.getMatrix(matrix);
camera.restore();

代码示例来源：origin: YiChaoLove/CoverFlow

private void prepareMatrix(final Matrix outMatrix, int distance, int r) {
  //clip the distance
  final int d = Math.min(r, Math.abs(distance));
  //use circle formula
  final float translateZ = (float) Math.sqrt((r * r) - (d * d));
  mCamera.save();
  float offset = r - translateZ;
  mCamera.translate(0, 0, offset);
  if (isTilted) {
    float deg = offset / TILTED_FACTOR;
    if (distance > 0) {
      mCamera.rotateY(deg);
    } else {
      mCamera.rotateY(- deg);
    }
  }
  mCamera.getMatrix(outMatrix);
  mCamera.restore();
}

代码示例来源：origin: kingwang666/BookLoadingView

@Override
  protected void applyTransformation(float interpolatedTime, Transformation t) {
    final float fromDegrees = mFromDegrees;
    float degrees = fromDegrees + ((mToDegrees - fromDegrees) * interpolatedTime);

    final float centerX = mCenterX;
    final float centerY = mCenterY;
    final Camera camera = mCamera;

    final Matrix matrix = t.getMatrix();

    camera.save();
    if (mReverse) {
      camera.translate(0.0f, 0.0f, mDepthZ * interpolatedTime);
    } else {
      camera.translate(0.0f, 0.0f, mDepthZ * (1.0f - interpolatedTime));
    }
    camera.rotateY(degrees);
    camera.getMatrix(matrix);
    camera.restore();

    matrix.preTranslate(-centerX, -centerY);
    matrix.postTranslate(centerX, centerY);
  }
}

代码示例来源：origin: qiubiteme/android_api_demos

@Override
  protected void applyTransformation(float interpolatedTime, Transformation t) {
    final float fromDegrees = mFromDegrees;
    float degrees = fromDegrees + ((mToDegrees - fromDegrees) * interpolatedTime);

    final float centerX = mCenterX;
    final float centerY = mCenterY;
    final Camera camera = mCamera;

    final Matrix matrix = t.getMatrix();

    camera.save();
    if (mReverse) {
      camera.translate(0.0f, 0.0f, mDepthZ * interpolatedTime);
    } else {
      camera.translate(0.0f, 0.0f, mDepthZ * (1.0f - interpolatedTime));
    }
    camera.rotateY(degrees);
    camera.getMatrix(matrix);
    camera.restore();

    matrix.preTranslate(-centerX, -centerY);
    matrix.postTranslate(centerX, centerY);
  }
}

代码示例来源：origin: THEONE10211024/ApiDemos

@Override
  protected void applyTransformation(float interpolatedTime, Transformation t) {
    final float fromDegrees = mFromDegrees;
    float degrees = fromDegrees + ((mToDegrees - fromDegrees) * interpolatedTime);

    final float centerX = mCenterX;
    final float centerY = mCenterY;
    final Camera camera = mCamera;

    final Matrix matrix = t.getMatrix();

    camera.save();
    if (mReverse) {
      camera.translate(0.0f, 0.0f, mDepthZ * interpolatedTime);
    } else {
      camera.translate(0.0f, 0.0f, mDepthZ * (1.0f - interpolatedTime));
    }
    camera.rotateY(degrees);
    camera.getMatrix(matrix);
    camera.restore();

    matrix.preTranslate(-centerX, -centerY);
    matrix.postTranslate(centerX, centerY);
  }
}

代码示例来源：origin: leeowenowen/beauty-of-math

@Override
public void draw(Canvas canvas) {
 if (mDirection == DIRECTION_LEFT) {
  Camera camera = new Camera();
  camera.translate(mWidth, 0, 0);
  camera.rotate(0, 180, 0);
  camera.applyToCanvas(canvas);
 }
 doDraw(canvas);
}

代码示例来源：origin: zyyoona7/WheelPicker

float offsetZ, int centerToBaselineY) {
mCamera.save();
mCamera.translate(0, 0, offsetZ);
mCamera.rotateX(rotateX);
mCamera.getMatrix(mMatrix);

代码示例来源：origin: InnoFang/Android-Code-Demos

camera.translate(0.0f, 0.0f, mDepthZ * interpolatedTime);
else
  camera.translate(0.0f, 0.0f, mDepthZ * (1.0f - interpolatedTime));

代码示例来源：origin: luhaoaimama1/zone-sdk

@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
  @Override
  protected void applyTransformation(
      float interpolatedTime,
      Transformation t) {
    final Matrix matrix = t.getMatrix();
    mCamera.save();

    mCamera.translate(mX * interpolatedTime, mY * interpolatedTime, mZ * interpolatedTime);

    mCamera.rotateX(mRotateX * interpolatedTime);
    mCamera.rotate(0, mRotateY * interpolatedTime, 0);
    mCamera.rotateZ(mRotateZ * interpolatedTime);

    // 将旋转变换作用到matrix上
    mCamera.getMatrix(matrix);
    mCamera.restore();
    System.out.println("mRotateX:___" + mRotateX + "\t mRotateY:" + mRotateY + "\t mRotateZ:" + mRotateZ);
    System.out.println("camera x:" + mCamera.getLocationX() + "\t y:" + mCamera.getLocationY() + "\t z:" + mCamera.getLocationZ());
    System.out.println("Matrix:___" + matrix.toString());

    // 通过pre方法设置矩阵作用前的偏移量来改变旋转中心
//        matrix.preTranslate(mCenterWidth, mCenterHeight);
//        matrix.postTranslate(-mCenterWidth, -mCenterHeight);
  }
}

代码示例来源：origin: geminiwen/AndroidCubeDemo

@Override
  protected void applyTransformation(float interpolatedTime, Transformation t) {
    super.applyTransformation(interpolatedTime, t);

    float rotate = (sFinalDegree - sFinalDegree * interpolatedTime);
    mCamera.save();
    mCamera.translate((-mWidth * interpolatedTime), 0, 0);
    mCamera.rotateY(rotate);
    mCamera.getMatrix(mMatrix);
    mCamera.restore();

    mMatrix.postTranslate(mWidth, mHeight / 2);
    mMatrix.preTranslate(0, -mHeight / 2);

    t.getMatrix().postConcat(mMatrix);
  }
}

代码示例来源：origin: geminiwen/AndroidCubeDemo

@Override
  protected void applyTransformation(float interpolatedTime, Transformation t) {
    super.applyTransformation(interpolatedTime, t);

    float rotate = (- sFinalDegree * interpolatedTime);
    mCamera.save();
    mCamera.translate((mWidth - interpolatedTime * mWidth), 0, 0);
    mCamera.rotateY(rotate);
    mCamera.getMatrix(mMatrix);
    mCamera.restore();

    mMatrix.postTranslate(0, mHeight / 2);
    mMatrix.preTranslate(- mWidth, - mHeight / 2);

    t.getMatrix().postConcat(mMatrix);
  }
}

代码示例来源：origin: BoBoMEe/Android-Demos

@Override
protected void onDraw(Canvas canvas) {
  if (mBitmap == null) {
    // 如果Bitmap对象还不存在，先使用父类的onDraw方法进行绘制
    super.onDraw(canvas);
  } else {
    if (isImageVisible()) {
      // 绘图时需要注意，只有当图片可见的时候才进行绘制，这样可以节省运算效率
      computeRotateData();
      mCamera.save();
      mCamera.translate(0.0f, 0.0f, mDeep);
      mCamera.rotateY(mRotateDegree);
      mCamera.getMatrix(mMaxtrix);
      mCamera.restore();
      mMaxtrix.preTranslate(-mDx, -getHeight() / 2);
      mMaxtrix.postTranslate(mDx, getHeight() / 2);
      canvas.drawBitmap(mBitmap, mMaxtrix, null);
    }
  }
}

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