MosaicRendererSurfaceViewRenderer.java revision 575b49275691f5b539fe2c6dfde1741645dc3e93 
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
29    private MosaicSurfaceCreateListener mSurfaceCreateListener;
30
31    /** A callback to be called when the surface is created */
32    public interface MosaicSurfaceCreateListener {
33        public void onMosaicSurfaceCreated(final int surface);
34        public void onMosaicSurfaceChanged();
35    }
36
37    @Override
38    public void onDrawFrame(GL10 gl) {
39        MosaicRenderer.step();
40    }
41
42    @Override
43    public void onSurfaceChanged(GL10 gl, int width, int height) {
44        MosaicRenderer.reset(width, height);
45        Log.i(TAG, "Renderer: onSurfaceChanged");
46        if (mSurfaceCreateListener != null) {
47            mSurfaceCreateListener.onMosaicSurfaceChanged();
48        }
49    }
50
51    @Override
52    public void onSurfaceCreated(GL10 gl, EGLConfig config) {
53        Log.i(TAG, "onSurfaceCreated");
54        if (mSurfaceCreateListener != null) {
55            mSurfaceCreateListener.onMosaicSurfaceCreated(MosaicRenderer.init());
56        }
57    }
58
59    public void setMosaicSurfaceCreateListener(MosaicSurfaceCreateListener listener) {
60        mSurfaceCreateListener = listener;
61    }
62
63    public void setReady() {
64        MosaicRenderer.ready();
65    }
66
67    public void preprocess(float[] transformMatrix) {
68        MosaicRenderer.preprocess(transformMatrix);
69    }
70
71    public void transferGPUtoCPU() {
72        MosaicRenderer.transferGPUtoCPU();
73    }
74
75    public void setWarping(boolean flag) {
76        MosaicRenderer.setWarping(flag);
77    }
78}
79