void BloomingNeonApp::drawStrokedRect( const Rectf &rect )
{
// we don't want any texture on our lines
glDisable(GL_TEXTURE_2D);
gl::drawLine(rect.getUpperLeft(), rect.getUpperRight());
gl::drawLine(rect.getUpperRight(), rect.getLowerRight());
gl::drawLine(rect.getLowerRight(), rect.getLowerLeft());
gl::drawLine(rect.getLowerLeft(), rect.getUpperLeft());
}
void RenderMesh2D::setAsBox( const Rectf &bounds )
{
if( vertices.size() != 4 ){ vertices.assign( 4, Vertex() ); }
vertices[0].position = bounds.getUpperRight();
vertices[1].position = bounds.getUpperLeft();
vertices[2].position = bounds.getLowerRight();
vertices[3].position = bounds.getLowerLeft();
}
void SmilesApp::mouseDown( MouseEvent event ){
if(mSmileRect.getUpperLeft().distance(event.getPos())<10){mSmileRectDraggingCorner=0;}
if(mSmileRect.getUpperRight().distance(event.getPos())<10){mSmileRectDraggingCorner=1;}
if(mSmileRect.getLowerLeft().distance(event.getPos())<10){mSmileRectDraggingCorner=2;}
if(mSmileRect.getLowerRight().distance(event.getPos())<10){mSmileRectDraggingCorner=3;}
}
void TouchUi::setMask( const Rectf& bounds )
{
mMask.clear();
mMask.moveTo( bounds.getUpperLeft() );
mMask.lineTo( bounds.getUpperRight() );
mMask.lineTo( bounds.getLowerRight() );
mMask.lineTo( bounds.getLowerLeft() );
mMask.close();
}
void ShapeTesselator::add(const Rectf &rect)
{
vector<Vec2f> polygon;
polygon.emplace_back(rect.getUpperLeft());
polygon.emplace_back(rect.getUpperRight());
polygon.emplace_back(rect.getLowerRight());
polygon.emplace_back(rect.getLowerLeft());
add(polygon);
}
void TextLabels::renderString( const std::u16string &str, vec2 *cursor, float stretch )
{
std::u16string::const_iterator itr;
for( itr = str.begin(); itr != str.end(); ++itr ) {
// retrieve character code
uint16_t id = (uint16_t)*itr;
if( mFont->contains( id ) ) {
// get metrics for this character to speed up measurements
Font::Metrics m = mFont->getMetrics( id );
// skip whitespace characters
if( !isWhitespaceUtf16( id ) ) {
size_t index = mVertices.size();
Rectf bounds = mFont->getBounds( m, mFontSize );
mVertices.push_back( vec3( *cursor + bounds.getUpperLeft(), 0 ) );
mVertices.push_back( vec3( *cursor + bounds.getUpperRight(), 0 ) );
mVertices.push_back( vec3( *cursor + bounds.getLowerRight(), 0 ) );
mVertices.push_back( vec3( *cursor + bounds.getLowerLeft(), 0 ) );
bounds = mFont->getTexCoords( m );
mTexcoords.push_back( bounds.getUpperLeft() );
mTexcoords.push_back( bounds.getUpperRight() );
mTexcoords.push_back( bounds.getLowerRight() );
mTexcoords.push_back( bounds.getLowerLeft() );
mIndices.push_back( index + 0 ); mIndices.push_back( index + 3 ); mIndices.push_back( index + 1 );
mIndices.push_back( index + 1 ); mIndices.push_back( index + 3 ); mIndices.push_back( index + 2 );
mOffsets.insert( mOffsets.end(), 4, mOffset );
}
if( id == 32 )
cursor->x += stretch * mFont->getAdvance( m, mFontSize );
else
cursor->x += mFont->getAdvance( m, mFontSize );
}
}
//
mBoundsInvalid = true;
}
void SmilesApp::draw()
{
gl::enableAlphaBlending();
gl::clear( Color::black() );
gl::color(1.0f, 1.0f, 1.0f);
// draw webcam capture
if( !mCapture || !mSurface )
return;
gl::draw( gl::Texture(mSurface) );
if(mGreyChannel){
gl::pushMatrices();{
gl::translate(mSmileRect.getUpperLeft());
gl::draw( gl::Texture(mGreyChannel) );
}gl::popMatrices();
}
// draw rect that actually gets analysed:
gl::color(ColorA(0.0f, 1.0f, 0.0f, 1.0f));
gl::drawStrokedRect(mSmileRect);
gl::drawStrokedCircle(mSmileRect.getUpperLeft(), 10);
gl::drawStrokedCircle(mSmileRect.getUpperRight(), 10);
gl::drawStrokedCircle(mSmileRect.getLowerLeft(), 10);
gl::drawStrokedCircle(mSmileRect.getLowerRight(), 10);
//draw mSmileThreshold
gl::pushMatrices();{
gl::color(ColorA(1.0f, 0.0f, 0.0f, 0.3f));
gl::drawSolidRect(Rectf( 0, (1-mSmileThreshold)*getWindowHeight(), getWindowWidth(), getWindowHeight() ) );
gl::drawStrokedRect( Rectf(0, 0, getWindowWidth(), getWindowHeight() ) );
}gl::popMatrices();
//draw faces
if(!mFaces.empty()){
gl::pushMatrices();{
gl::translate(mSmileRect.getUpperLeft());
gl::color(1.0f, 1.0f, 1.0f);
for(list<VisualObject *>::iterator it = mFaces.begin(); it != mFaces.end(); ++it) {
mFace = static_cast<FaceObject*>(*it);
gl::drawStrokedRect(Rectf(mFace->x, mFace->y, mFace->x+mFace->xSize, mFace->y+mFace->ySize ));
}
}gl::popMatrices();
}
mParams.draw();
}
