void TestbedApp::draw()
{
// clear out the window with black
gl::clear( Color( 0, 0, 0 ) );
settings.hz = settingsHz;
test->Step(&settings);
// Update the state of the particle parameter.
bool restartTest;
const bool changed = particleParameter.Changed(&restartTest);
B2_NOT_USED(changed);
test->DrawTitle(entry->name);
#if ! defined( CINDER_GL_ES )
mParams.draw();
#else
gl::color( 0.6f, 0.6f, 0.7f );
gl::drawSolidRect( mLeftButton );
gl::drawSolidRect( mRightButton );
#endif
if (testSelection != testIndex || restartTest)
{
fullscreenUI.Reset();
if (!restartTest) particleParameter.Reset();
testIndex = testSelection;
delete test;
entry = g_testEntries + testIndex;
test = entry->createFcn();
viewZoom = test->GetDefaultViewZoom();
settings.viewCenter.Set(0.0f, 20.0f * viewZoom);
resizeView( width, height );
}
// print world step time stats every 600 frames
static int s_printCount = 0;
static b2Stat st;
st.Record(settings.stepTimeOut);
const int STAT_PRINT_INTERVAL = 600;
if( settings.printStepTimeStats && st.GetCount() == STAT_PRINT_INTERVAL ) {
console() << "World Step Time samples "
<< s_printCount*STAT_PRINT_INTERVAL << "-" << (s_printCount+1)*STAT_PRINT_INTERVAL-1 << ": "
<< st.GetMin() << "min " << st.GetMax() << "max " << st.GetMean() << "avg (ms)" << std::endl;
s_printCount++;
}
}
static void SimulationLoop()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
settings.hz = settingsHz;
// call this each frame, to function correctly with devices that may recreate
// the GL Context without us asking for it
Resize(width, height);
test->Step(&settings);
// Update the state of the particle parameter.
bool restartTest;
const bool changed = particleParameter.Changed(&restartTest);
B2_NOT_USED(changed);
if (fullscreenUI.GetEnabled())
{
// Set framework settings options based on parameters
const uint32 options = particleParameter.GetOptions();
settings.strictContacts = options &
ParticleParameter::OptionStrictContacts;
settings.drawContactPoints = options &
ParticleParameter::OptionDrawContactPoints;
settings.drawContactNormals = options &
ParticleParameter::OptionDrawContactNormals;
settings.drawContactImpulse = options &
ParticleParameter::OptionDrawContactImpulse;
settings.drawFrictionImpulse = options &
ParticleParameter::OptionDrawFrictionImpulse;
settings.drawStats = options &
ParticleParameter::OptionDrawStats;
settings.drawProfile = options &
ParticleParameter::OptionDrawProfile;
// The b2Draw based flags must be exactly 0 or 1 currently.
settings.drawShapes = options &
ParticleParameter::OptionDrawShapes ? 1 : 0;
settings.drawParticles = options &
ParticleParameter::OptionDrawParticles ? 1 : 0;
settings.drawJoints = options &
ParticleParameter::OptionDrawJoints ? 1 : 0;
settings.drawAABBs = options &
ParticleParameter::OptionDrawAABBs ? 1 : 0;
settings.drawCOMs = options &
ParticleParameter::OptionDrawCOMs ? 1 : 0;
// Draw the full screen UI with
// "test_name [: particle_parameter] / fps" at the bottom of the
// screen.
std::string msg = entry->name;
if (fullscreenUI.GetParticleParameterSelectionEnabled())
{
msg += " : ";
msg += particleParameter.GetName();
}
std::stringstream ss;
ss << int(1000.0f / ComputeFPS());
msg += " / " + ss.str() + " fps";
fullscreenUI.Draw(msg);
}
test->DrawTitle(entry->name);
glutSwapBuffers();
if (testSelection != testIndex || restartTest)
{
fullscreenUI.Reset();
if (!restartTest) particleParameter.Reset();
testIndex = testSelection;
delete test;
entry = g_testEntries + testIndex;
test = entry->createFcn();
viewZoom = test->GetDefaultViewZoom();
settings.viewCenter.Set(0.0f, 20.0f * viewZoom);
Resize(width, height);
}
// print world step time stats every 600 frames
static int s_printCount = 0;
static b2Stat st;
st.Record(settings.stepTimeOut);
const int STAT_PRINT_INTERVAL = 600;
if ( settings.printStepTimeStats && st.GetCount() == STAT_PRINT_INTERVAL )
{
printf("World Step Time samples %i-%i: %fmin %fmax %favg (ms)\n",
s_printCount*STAT_PRINT_INTERVAL,
(s_printCount+1)*STAT_PRINT_INTERVAL-1,
st.GetMin(), st.GetMax(), st.GetMean());
st.Clear();
s_printCount++;
}
}