bool Mode::touchEvent(Touch::TouchEvent evt, int x, int y, unsigned int contactIndex) {
_x = (int)(x + getX() + _container->getX() + app->_stage->getX());
_y = (int)(y + getY() + _container->getY() + app->_stage->getY());
if(isSelecting()) _touchPt.set(evt, _x, _y, true);
else _touchPt.set(evt, _x, _y, _plane);
_camera->pickRay(app->getViewport(), _x, _y, &_ray);
switch(evt) {
case Touch::TOUCH_PRESS: {
cout << "mode ray: " << app->pv(_ray.getOrigin()) << " => " << app->pv(_ray.getDirection()) << endl;
MyNode *node = getTouchNode();
if(node) node->updateTransform();
if(isSelecting()) {
Vector3 point = getTouchPoint();
if(node) node->setBase();
setSelectedNode(node, point);
if(node) cout << "selected: " << node->getId() << " at " << app->pv(point) << endl;
} else {
_cameraBase->getNode()->set(*_camera->getNode());
_viewportBase = app->getViewport();
app->copyCameraState(app->_cameraState, _cameraStateBase);
cout << "touched: camera at " << app->pcam(_cameraStateBase) << endl;
}
break;
} case Touch::TOUCH_MOVE: {
if(isTouching() && app->_navMode >= 0) {
placeCamera();
}
break;
} case Touch::TOUCH_RELEASE: {
break;
}
}
return true;
}
static void stepCamera(float distance)
{
cameraPosition[0] += distance * cos(2.0 * M_PI * (cameraAngle + 90) / 360.0);
cameraPosition[2] += distance * sin(2.0 * M_PI * (cameraAngle + 90) / 360.0);
placeCamera();
}
static void translateCamera(float distance)
{
cameraPosition[0] += distance * cameraOrientation[0];
cameraPosition[1] += distance * cameraOrientation[1];
cameraPosition[2] += distance * cameraOrientation[2];
placeCamera();
}
static void rotateCamera(float angle)
{
cameraAngle += angle;
cameraOrientation[0] = cos(2.0 * M_PI * cameraAngle / 360.0);
cameraOrientation[2] = sin(2.0 * M_PI * cameraAngle / 360.0);
placeCamera();
}
void init(void) {
glClearColor(0.0, 0.0, 0.0, 0.0);
glShadeModel(GL_SMOOTH);
glEnable(GL_DEPTH_TEST);
initLighting();
initTextures();
/* initialize projection matrix */
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glFrustum(-.5,.5,-.5,.5,1.0,35.0);
/* initialize viewing transform matrix (= camera position) and save */
placeCamera();
}
void viewport::place(){
glViewport(vpWOffset, (height - vpHeight) - vpHOffset, vpWidth, vpHeight);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(fov, aspect, znear, zfar);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
placeCamera();
drawBackground();
if(wireframe_f){
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
}
else
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
if(light_f)
glLightfv(GL_LIGHT0, GL_POSITION, lightPos);
}
static void display(void)
{
placeCamera();
drawHouse();
glutSwapBuffers();
}
