void BulletTestApp::initTest()
{
// Clean up last test
if ( mWorld ) {
mWorld->clear();
}
// Used when generating terrain
Channel32f heightField;
// Create and add the wobbly box
mGroundTransform.setIdentity();
switch ( mTest ) {
case 0:
mGround = bullet::createRigidBox( mWorld, Vec3f( 200.0f, 35.0f, 200.0f ), 0.0f );
bullet::createRigidSphere( mWorld, 50.0f, 64, 0.0f, Vec3f( 0.0f, -50.0f, 0.0f ) );
break;
case 1:
mGround = bullet::createRigidHull( mWorld, mConvex, Vec3f::one() * 50.0f, 0.0f );
break;
case 2:
mGround = bullet::createRigidMesh( mWorld, mConcave, Vec3f( 10.0f, 1.0f, 10.0f ), 0.0f, 0.0f );
break;
case 3:
mGround = bullet::createRigidBox( mWorld, Vec3f( 200.0f, 35.0f, 200.0f ), 0.0f );
break;
case 4:
mGround = bullet::createRigidBox( mWorld, Vec3f( 200.0f, 35.0f, 200.0f ), 0.0f );
break;
case 5:
heightField = Channel32f( loadImage( loadResource( RES_IMAGE_HEIGHTFIELD_SM ) ) );
mGround = bullet::createRigidTerrain( mWorld, heightField, -1.0f, 1.0f, Vec3f( 6.0f, 80.0f, 6.0f ), 0.0f );
break;
case 6:
// ADVANCED: To add a custom class, create a standard pointer to it and
// pushBack it into your world. Be sure to delete this pointer when you no loinger need it
heightField = Channel32f( loadImage( loadResource( RES_IMAGE_HEIGHTFIELD ) ) );
mTerrain = new DynamicTerrain( heightField, -1.0f, 1.0f, Vec3f( 2.0f, 50.0f, 2.0f ), 0.0f );
mWorld->pushBack( mTerrain );
break;
case 7:
// Start capture
if ( !mCapture ) {
mCapture = Capture( 320, 240 );
mCapture.start();
}
break;
}
// Set friction for box
if ( mTest < 5 ) {
btRigidBody* boxBody = bullet::toBulletRigidBody( mGround );
boxBody->setFriction( 0.95f );
}
}
void Fluid2DCamAppApp::setup()
{
glEnable( GL_TEXTURE_2D );
mVelThreshold = 0.75f;
mNumActiveFlowVectors = 0;
#if defined( CINDER_MSW )
mVelScale = 0.5f;
mDenScale = 0.0025f;
#elif defined( CINDER_MAC )
mVelScale = 2.0f;
mDenScale = 0.007f;
#endif
mFluid2D.set( mFluid2DResX, mFluid2DResY );
mFluid2D.enableDensity();
mFluid2D.enableVorticityConfinement();
mFluid2D.setNumPressureIters( 24 );
mFluid2D.initSimData();
// Create these so we can create the textures ahead of time
mSurfVel0 = Surface32f( mFluid2DResX, mFluid2DResY, false, SurfaceChannelOrder::RGB );
mSurfVel1 = Surface32f( mFluid2DResX, mFluid2DResY, false, SurfaceChannelOrder::RGB );
mChanDen0 = Channel32f( mFluid2DResX, mFluid2DResY );
mChanDen1 = Channel32f( mFluid2DResX, mFluid2DResY );
mChanDiv = Channel32f( mFluid2DResX, mFluid2DResY );
mChanPrs = Channel32f( mFluid2DResX, mFluid2DResY );
mChanCurl = Channel32f( mFluid2DResX, mFluid2DResY );
mChanCurlLen = Channel32f( mFluid2DResX, mFluid2DResY );
mTexVel0 = gl::Texture( mSurfVel0 );
mTexVel1 = gl::Texture( mSurfVel1 );
mTexDen0 = gl::Texture( mChanDen0 );
mTexDen1 = gl::Texture( mChanDen1 );
mTexDiv = gl::Texture( mChanDiv );
mTexPrs = gl::Texture( mChanPrs );
mTexCurl = gl::Texture( mChanCurl );
mTexCurlLen = gl::Texture( mChanCurlLen );
mParams = params::InterfaceGl( "Params", Vec2i( 300, 400 ) );
mParams.addParam( "Stam Step", mFluid2D.stamStepAddr() );
mParams.addSeparator();
mParams.addParam( "Velocity Threshold", &mVelThreshold, "min=0 max=2 step=0.001" );
mParams.addSeparator();
mParams.addParam( "Velocity Input Scale", &mVelScale, "min=0 max=10 step=0.001" );
mParams.addParam( "Density Input Scale", &mDenScale, "min=0 max=1 step=0.0001" );
mParams.addSeparator();
mParams.addParam( "Velocity Dissipation", mFluid2D.velocityDissipationAddr(), "min=0 max=1 step=0.0001" );
mParams.addParam( "Density Dissipation", mFluid2D.densityDissipationAddr(), "min=0 max=1 step=0.0001" );
mParams.addSeparator();
mParams.addParam( "Velocity Viscosity", mFluid2D.velocityViscosityAddr(), "min=0 max=10 step=0.000001" );
mParams.addParam( "Density Viscosity", mFluid2D.densityViscosityAddr(), "min=0 max=10 step=0.000001" );
mParams.addSeparator();
mParams.addParam( "Vorticity Confinement", mFluid2D.enableVorticityConfinementAddr() );
mParams.addSeparator();
std::vector<std::string> boundaries;
boundaries.push_back( "None" ); boundaries.push_back( "Wall" ); boundaries.push_back( "Wrap" );
mParams.addParam( "Boundary Type", boundaries, mFluid2D.boundaryTypeAddr() );
mParams.addSeparator();
mParams.addParam( "Enable Buoyancy", mFluid2D.enableBuoyancyAddr() );
mParams.addParam( "Buoyancy Scale", mFluid2D.buoyancyScaleAddr(), "min=0 max=100 step=0.001" );
mParams.addParam( "Vorticity Scale", mFluid2D.vorticityScaleAddr(), "min=0 max=1 step=0.001" );
// Camera
try {
mCapture = Capture( 640, 480 );
mCapture.start();
}
catch( ... ) {
console() << "Failed to initialize capture" << std::endl;
}
}
void BulletTestApp::initTest()
{
// Clean up last test
if ( mWorld ) {
mWorld->clear();
mWorld->getInfo().m_sparsesdf.Reset();
}
// Used when generating terrain
Channel32f heightField;
// Create and add the wobbly box
btSoftBody* body = 0;
btSoftBody::Material* material = 0;
mGroundTransform.setIdentity();
switch ( mTest ) {
case 0:
mGround = bullet::createRigidBox( mWorld, Vec3f( 200.0f, 35.0f, 200.0f ), 0.0f );
bullet::createRigidSphere( mWorld, 50.0f, 0.0f, Vec3f( 0.0f, -50.0f, 0.0f ) );
break;
case 1:
mGround = bullet::createRigidHull( mWorld, mConvex, Vec3f::one() * 50.0f, 0.0f );
break;
case 2:
mGround = bullet::createRigidMesh( mWorld, mConcave, Vec3f( 10.0f, 1.0f, 10.0f ), 0.0f, 0.0f );
break;
case 5:
heightField = Channel32f( loadImage( loadResource( RES_IMAGE_HEIGHTFIELD_SM ) ) );
mGround = bullet::createRigidTerrain( mWorld, heightField, -1.0f, 1.0f, Vec3f( 6.0f, 80.0f, 6.0f ), 0.0f );
break;
case 6:
// ADVANCED: To add a custom class, create a standard pointer to it and
// pushBack it into your world. Be sure to delete this pointer when you no longer need it.
heightField = Channel32f( loadImage( loadResource( RES_IMAGE_HEIGHTFIELD ) ) );
mTerrain = new DynamicTerrain( heightField, -1.0f, 1.0f, Vec3f( 2.0f, 50.0f, 2.0f ), 0.0f );
mWorld->pushBack( mTerrain );
break;
case 7:
// Start capture
if ( !mCapture ) {
mCapture = Capture( 320, 240 );
mCapture.start();
}
break;
case 8:
mWorld->getInfo().m_gravity = toBulletVector3( Vec3f( 0.0f, -0.5f, 0.0f ) );
mGround = bullet::createSoftCloth( mWorld, Vec2f::one() * 180.0f, Vec2i( 18, 20 ), SoftCloth::CLOTH_ATTACH_CORNER_ALL, Vec3f( 0.0f, 0.0f, 40.0f ), Quatf( 0.0f, 0.0f, 0.0f, 0.1f ) );
body = toBulletSoftBody( mGround );
body->m_materials[ 0 ]->m_kAST = 0.2f;
body->m_materials[ 0 ]->m_kLST = 0.2f;
body->m_materials[ 0 ]->m_kVST = 0.2f;
body->m_cfg.kDF = 0.9f;
body->m_cfg.kSRHR_CL = 1.0f;
body->m_cfg.kSR_SPLT_CL = 0.0f;
body->m_cfg.collisions = btSoftBody::fCollision::CL_SS + btSoftBody::fCollision::CL_RS;
body->getCollisionShape()->setMargin( 0.0001f );
body->setTotalMass( 500.0f );
body->generateClusters( 0 );
material = body->appendMaterial();
material->m_kAST = 0.5f;
material->m_kLST = 0.5f;
material->m_kVST = 1.0f;
body->generateBendingConstraints( 1, material );
break;
case 9:
heightField = Channel32f( loadImage( loadResource( RES_IMAGE_HEIGHTFIELD_SM ) ) );
mGround = bullet::createRigidTerrain( mWorld, heightField, -1.0f, 1.0f, Vec3f( 6.0f, 80.0f, 6.0f ), 0.0f );
break;
default:
mGround = bullet::createRigidBox( mWorld, Vec3f( 200.0f, 35.0f, 200.0f ), 0.0f );
break;
}
// Set friction for box
if ( mTest < 5 ) {
btRigidBody* boxBody = bullet::toBulletRigidBody( mGround );
boxBody->setFriction( 0.95f );
}
}
