miguel.horta/commandergenius
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added 640x480 virtual screen support scrolled via accelerometer

Browse Source
This commit is contained in:
pelya
2010-02-18 19:02:17 +02:00
parent bd33c4b4dc
commit 0eb8918905
5 changed files with 163 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

69
alienblaster/project/src/DemoActivity.java
View File

@@ -55,6 +55,8 @@ import android.media.AudioManager;
import android.media.AudioFormat;
import android.os.PowerManager;
import android.os.Vibrator;
import android.hardware.SensorManager;
import android.hardware.SensorListener;
import android.widget.TextView;
import org.apache.http.client.methods.*;
@@ -86,8 +88,66 @@ class LoadLibrary {
}
}
// Accelerometer code partially ripped from http://karanar.net/
class AccelerometerReader implements SensorListener {
private long timekeeper;
private float [] v;
public AccelerometerReader(Activity context) {
v = new float[3];
SensorManager sma = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
if( sma != null )
{
timekeeper = android.os.SystemClock.uptimeMillis();
int mask = 0;
mask |= SensorManager.SENSOR_ORIENTATION;
mask |= SensorManager.SENSOR_ACCELEROMETER;
sma.registerListener(this, mask, SensorManager.SENSOR_DELAY_GAME);
}
}
public synchronized void onSensorChanged(int sensor, float[] values) {
if (android.os.SystemClock.uptimeMillis() < timekeeper + 20) return;
timekeeper = android.os.SystemClock.uptimeMillis();
if (sensor == SensorManager.SENSOR_ACCELEROMETER) {
if( values.length >= 1 )
v[0] = values[0];
if( values.length >= 2 )
v[1] = values[1];
if( values.length >= 3 )
v[2] = values[2];
}
}
public synchronized void onAccuracyChanged(int i, int i1) {
/* @todo implement method */
}
public synchronized float[] readAccelerometer()
{
float [] ret = new float[3];
ret[0] = v[0];
ret[1] = v[1];
ret[2] = v[2];
return ret;
};
}
class DemoRenderer implements GLSurfaceView.Renderer {
public DemoRenderer(Activity context)
{
super();
accelerometer = new AccelerometerReader(context);
}
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
nativeInit();
}
@@ -98,7 +158,8 @@ class DemoRenderer implements GLSurfaceView.Renderer {
}
public void onDrawFrame(GL10 gl) {
nativeRender();
float [] f = accelerometer.readAccelerometer();
nativeRender(f[0], f[1], f[2]);
}
public void exitApp() {
@@ -107,16 +168,16 @@ class DemoRenderer implements GLSurfaceView.Renderer {
private static native void nativeInit();
private static native void nativeResize(int w, int h);
private static native void nativeRender();
private static native void nativeRender(float accX, float accY, float accZ);
private static native void nativeDone();
private AccelerometerReader accelerometer = null;
}
class DemoGLSurfaceView extends GLSurfaceView {
public DemoGLSurfaceView(Activity context) {
super(context);
mParent = context;
mRenderer = new DemoRenderer();
mRenderer = new DemoRenderer(context);
setRenderer(mRenderer);
}