1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.camera.panorama;
18
19import android.opengl.GLSurfaceView;
20import android.util.Log;
21
22import javax.microedition.khronos.egl.EGLConfig;
23import javax.microedition.khronos.opengles.GL10;
24
25public class MosaicRendererSurfaceViewRenderer implements GLSurfaceView.Renderer
26{
27    private static final String TAG = "MosaicRendererSurfaceViewRenderer";
28    private boolean mIsLandscapeOrientation;
29
30    private MosaicSurfaceCreateListener mSurfaceCreateListener;
31
32    public MosaicRendererSurfaceViewRenderer(boolean isLandscapeOrientation) {
33        mIsLandscapeOrientation = isLandscapeOrientation;
34    }
35
36    /** A callback to be called when the surface is created */
37    public interface MosaicSurfaceCreateListener {
38        public void onMosaicSurfaceCreated(final int surface);
39        public void onMosaicSurfaceChanged();
40    }
41
42    @Override
43    public void onDrawFrame(GL10 gl) {
44        MosaicRenderer.step();
45    }
46
47    @Override
48    public void onSurfaceChanged(GL10 gl, int width, int height) {
49        MosaicRenderer.reset(width, height, mIsLandscapeOrientation);
50        Log.i(TAG, "Renderer: onSurfaceChanged");
51        if (mSurfaceCreateListener != null) {
52            mSurfaceCreateListener.onMosaicSurfaceChanged();
53        }
54    }
55
56    @Override
57    public void onSurfaceCreated(GL10 gl, EGLConfig config) {
58        Log.i(TAG, "onSurfaceCreated");
59        if (mSurfaceCreateListener != null) {
60            mSurfaceCreateListener.onMosaicSurfaceCreated(MosaicRenderer.init());
61        }
62    }
63
64    public void setMosaicSurfaceCreateListener(MosaicSurfaceCreateListener listener) {
65        mSurfaceCreateListener = listener;
66    }
67
68    public void setReady() {
69        MosaicRenderer.ready();
70    }
71
72    public void preprocess(float[] transformMatrix) {
73        MosaicRenderer.preprocess(transformMatrix);
74    }
75
76    public void transferGPUtoCPU() {
77        MosaicRenderer.transferGPUtoCPU();
78    }
79
80    public void setWarping(boolean flag) {
81        MosaicRenderer.setWarping(flag);
82    }
83}
84