void ViewerController::createGridLayout(const ci::Rectf area, const int numItems, std::vector<ci::Vec2f>& positions){
if(numItems < 1) return;
float xStart = area.getX1();
float yStart = area.getY1();
float numContents = (float)(numItems);
int contentsPerRow = (int)ceilf(sqrt(numContents));
if(numContents > 5) contentsPerRow += 1; /// make the aspect more wide
if(numContents > 15) contentsPerRow += 1; /// make the aspect more wide
if(numContents > 25) contentsPerRow += 1; /// make the aspect more wide
if(numContents > 35) contentsPerRow += 2; /// make the aspect more more wide
int numRows = (int)ceilf(numContents / (float)(contentsPerRow));
float xSpacing = area.getWidth() / (float)(contentsPerRow);
float ySpacing = area.getHeight() / (float)(numRows);
int rowCounter = 0;
xStart += xSpacing / 2.0f;
float xp = xStart;
float yp = yStart;
for(int i = 0; i < numItems; i++){
ci::Vec2f origin = ci::Vec2f(xp, yp);
if(contentsPerRow == 1){
origin.x = area.getX1() + area.getWidth() / 2.0f;
}
if(numRows == 1){
origin.y = yStart + area.getHeight() / 4.0f;
}
positions.push_back(origin);
xp += xSpacing;
rowCounter++;
if(rowCounter == contentsPerRow){
rowCounter = 0;
xp = xStart;
if(numRows == 2){
// 2 rows, the second row was too low
yp += ySpacing / 2.0f;
} else {
yp += ySpacing;
}
}
}
}
/* ging methods */
void CinderOpenNISkeleton::debugDrawLabels( Font font, ci::Rectf depthArea )
{
// Apply scale based on window size, vs dimensions of depth image ( will be 320 or 640 )
ci::Vec2i inputSize = CinderOpenNISkeleton::getDimensions();
ci::Vec3f depthMapScale = ci::Vec3f( depthArea.getWidth() / inputSize.x, depthArea.getHeight() / inputSize.y, 0.5f );
for (int i = 0; i < maxUsers; ++i)
{
// Do the labels first
XnPoint3D userCenterOfMass;
mUserGenerator.GetCoM(currentUsers[i], userCenterOfMass);
mDepthGenerator.ConvertRealWorldToProjective(1, &userCenterOfMass, &userCenterOfMass);
// Scale and place based on center of 'depthArea' rectangle
ci::Vec2i labelPosition = ci::Vec2i(depthArea.getX1() + depthMapScale.x*userCenterOfMass.X, depthArea.getY1() + depthMapScale.y*userCenterOfMass.Y);
glColor4f(1.0f-Colors[i%nColors][0],
1.0f-Colors[i%nColors][1],
1.0f-Colors[i%nColors][2], 1);
if ( mUserGenerator.GetSkeletonCap().IsTracking(currentUsers[i]) ) { // Is being tracked
gl::drawString("Tracking", labelPosition, Color::white(), font );
} else if ( mUserGenerator.GetSkeletonCap().IsCalibrating(currentUsers[i]) ) { // Is calibrating
gl::drawString("Calibrating", labelPosition, Color::white(), font );
} else { // Still waiting for intial pose
gl::drawString("Waiting for Pose", labelPosition, Color::white(), font );
}
}
}
void View::addCenterLines( std::vector<RenderData> &data, const ci::ColorA &color, const ci::Rectf rect, float lineWidth )
{
vec2 offset = rect.getUpperLeft();
float w = rect.getWidth();
float h = rect.getHeight();
float hw = w*0.5;
float hh = h*0.5;
addLine( data, color, offset + vec2(0, hh), offset + vec2(w, hh), lineWidth );
addLine( data, color, offset + vec2(hw, 0), offset + vec2(hw, h), lineWidth );
}
void View::addPointGrid( std::vector<RenderData> &data, const ci::ColorA &color, const ci::Rectf rect, float gridInterval, float pointSize )
{
vec2 offset = rect.getUpperLeft();
float w = rect.getWidth();
float h = rect.getHeight();
float hw = w*0.5;
float hh = h*0.5;
for( int x = 0; x <= hw; x+=gridInterval )
{
for( int y = 0; y <= hh; y+=gridInterval )
{
addPoint( data, color, offset + vec2(hw+x, hh+y), pointSize );
addPoint( data, color, offset + vec2(hw-x, hh+y), pointSize );
addPoint( data, color, offset + vec2(hw-x, hh-y), pointSize );
addPoint( data, color, offset + vec2(hw+x, hh-y), pointSize );
}
}
}
void World::setBounds(const ci::Rectf& f, const float restitution) {
if (f.x2 <= f.x1 || f.y2 <= f.y1) {
DS_LOG_WARNING_M("World constructed on invalid bounds (" << f << ")", PHYSICS_LOG);
return;
}
b2BodyDef def;
def.type = b2_staticBody;
def.fixedRotation = true;
mBounds = mWorld->CreateBody(&def);
if (!mBounds) throw std::runtime_error("ds::physics::World() can't create mBounds");
b2PolygonShape shape;
b2FixtureDef fixtureDef;
fixtureDef.shape = &shape;
fixtureDef.density = 0.0f;
fixtureDef.friction = mFriction;
fixtureDef.restitution = restitution;
// Make the world walls large enough to prevent anything from flying outside.
const float world_w = f.getWidth(),
world_h = f.getHeight();
// left
set_polygon_shape(*this, f.x1-world_w, f.y1-world_h, f.x1, f.y2+world_h, shape);
fixtureDef.userData = BOUNDS_LEFT_PTR;
mBounds->CreateFixture(&fixtureDef);
// top
set_polygon_shape(*this, f.x1-world_w, f.y1-world_h, f.x2+world_w, f.y1, shape);
fixtureDef.userData = BOUNDS_TOP_PTR;
mBounds->CreateFixture(&fixtureDef);
// right
set_polygon_shape(*this, f.x2, f.y1-world_h, f.x2+world_w, f.y2+world_h, shape);
fixtureDef.userData = BOUNDS_RIGHT_PTR;
mBounds->CreateFixture(&fixtureDef);
// bottom
set_polygon_shape(*this, f.x1-world_w, f.y2, f.x2+world_w, f.y2+world_h, shape);
fixtureDef.userData = BOUNDS_BOTTOM_PTR;
mBounds->CreateFixture(&fixtureDef);
}
ci::gl::TextureRef PretzelGlobal::getTextureFromSkin( ci::Rectf rect ){
Surface srf( rect.getWidth(), rect.getHeight(), true);
srf.copyFrom( mSkinSurf, Area(rect.x1, rect.y1, rect.x2, rect.y2), vec2(-rect.x1, -rect.y1) );
return ci::gl::Texture::create( srf );
}