/*
* Use this method to render each POI, called from the frame render in CameraGLRenderer.java
*/
public void render(GL10 gl, Location userLocation, float[] displacement) {
if (userLocation == null) { // || distanceTo(userLocation) < 0.2) {
return;
}
gl.glLoadIdentity();
gl.glRotatef(270, 0, 0, 1);
gl.glMultMatrixf(mSensorSource.getLandscapeRotationMatrix(), 0);
float scale =
10000.0f; /* Scale to world. Increasing this to 10^5 will make the world bigger, and hence the POIs smaller. It will also push the POI outside
* the limit that OpenGL renders objects. So, if changed to 10^5, you will see some POIs dissappear. If you want to change the sizes
* of the POI, instead change the glScalef below.*/
// gl.glTranslatef(displacement[0], displacement[1], 0.0f); // If you want to auto-walk close
// to a POI and demo the size increase
// float size = 0.005f;
float size = 0.0075f;
float z_offset = 0f;
if (this.type.equals("breadcrumb")) {
// size = size / 4;
size = size / 4;
z_offset = -0.5f;
/*
if(framecount++ % 30 == 0){
Log.d("RENDER", this.poiId +" poi.lng: " + loc.getLongitude() + ", user.lng: " + userLocation.getLongitude());
}
*/
}
// Log.d("RENDER", "x: " + (float)(loc.getLongitude() - userLocation.getLongitude()) * scale +
// ", y: " + (float)(loc.getLatitude() - userLocation.getLatitude()) * scale);
// gl.glTranslatef((float)(loc.getLongitude() - userLocation.getLongitude()) * scale,
// (float)(loc.getLatitude() - userLocation.getLatitude()) * scale, -0.5f);
gl.glTranslatef(
(float) (loc.getLongitude() - userLocation.getLongitude()) * scale,
(float) (loc.getLatitude() - userLocation.getLatitude()) * scale,
z_offset);
gl.glScalef(
size, size,
size); // Scaling the POI to a suitable size. This may need to be adjusted if you change the
// 'scale' variable.
if (squareFrame == (null) || triangleFrame == (null)) {
squareFrame = new IndicatorFrame();
triangleFrame = new Triangle();
}
if (squareFrame == (null) || triangleFrame == (null)) {
squareFrame = new IndicatorFrame();
triangleFrame = new Triangle();
}
if (this.type.equals("streaming-video-v1") || this.type.equals("type1")) {
squareFrame.draw(gl);
gl.glPushMatrix();
gl.glRotatef(90, 1, 0, 0);
gl.glScalef(5, 5, 5);
for (int i = 0; i < 8; i++) {
gl.glRotatef(360.0f / 8.0f, 0, 1, 0);
squareFrame.draw(gl);
}
gl.glPopMatrix();
} else if (this.type.equals("beacon") || this.type.equals("type2")) {
triangleFrame.draw(gl);
gl.glPushMatrix();
triangleFrame.colour(Triangle.Colour.RED);
gl.glRotatef(90, 1, 0, 0);
gl.glScalef(2, 2, 2);
for (int i = 0; i < 8; i++) {
gl.glRotatef(360.0f / 8.0f, 0, 1, 0);
triangleFrame.draw(gl);
}
gl.glPopMatrix();
} else if (this.type.equals("breadcrumb")) {
triangleFrame.draw(gl);
gl.glPushMatrix();
triangleFrame.colour(Triangle.Colour.BLUE);
gl.glRotatef(90, 1, 0, 0);
gl.glScalef(5, 5, 5);
for (int i = 0; i < 8; i++) {
gl.glRotatef(360.0f / 8.0f, 0, 1, 0);
triangleFrame.draw(gl);
}
gl.glPopMatrix();
}
}
public float relativeBearingTo(Location fromLoc) { // bearing relative to user position
return minDegreeDelta(fromLoc.bearingTo(loc), mSensorSource.getCurrentOrientation());
}
