Extrusion::Extrusion(Vector3 pos, Vector3 size, Vector3 axis, float extrusionTravel, hkpWorld * world, SceneManager * sceneMgr):
mWorld(world), mSceneMgr(sceneMgr)
{
hkVector4 halfSize(size.x * 0.5f, size.y * 0.5, size.z * 0.5);
hkpBoxShape * shape = new hkpBoxShape(halfSize, 0);
hkpRigidBodyCinfo info;
info.m_shape = shape;
info.m_mass = 800.0f;
hkpInertiaTensorComputer::setShapeVolumeMassProperties(shape, info.m_mass, info);
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
info.m_position.set(pos.x, pos.y, pos.z);
mBody = new hkpRigidBody(info);
mWorld->addEntity(mBody);
shape->removeReference();
hkpRigidBodyCinfo anchorInfo;
anchorInfo.m_motionType = hkpMotion::MOTION_FIXED;
anchorInfo.m_position = hkVector4(pos.x + (20.0f * axis.x), pos.y, pos.z + (20.0f * axis.z));
anchorInfo.m_shape = new hkpSphereShape(0.1f);
hkpRigidBody * anchor = new hkpRigidBody(anchorInfo);
mWorld->addEntity(anchor);
// Setup prismatic constraint
hkVector4 a(axis.x, axis.y, axis.z);
hkpPrismaticConstraintData * prismatic = new hkpPrismaticConstraintData();
prismatic->setMaxLinearLimit(extrusionTravel);
prismatic->setMinLinearLimit(0.0f);
prismatic->setInWorldSpace(mBody->getTransform(), anchor->getTransform(), hkVector4(pos.x, pos.y, pos.z), a);
hkpConstraintInstance * prismaticConstraint = new hkpConstraintInstance(mBody, anchor, prismatic);
mWorld->addConstraint(prismaticConstraint);
prismaticConstraint->removeReference();
prismatic->removeReference();
// Ogre
char entityName[] = "000ExtrusionEntity";
entityName[0] += numExtrusions;
mMesh = mSceneMgr->createEntity(entityName, "cube.mesh");
AxisAlignedBox aab = mMesh->getBoundingBox();
mMesh->setMaterialName("Examples/CubeDefault");
Vector3 meshSize = aab.getSize();
Vector3 scaling = size / meshSize;
char nodeName[] = "000ExtrusionNode";
nodeName[0] += numExtrusions;
mNode = mSceneMgr->getRootSceneNode()->createChildSceneNode(nodeName);
mNode->setPosition(pos.x, pos.y, pos.z);
mNode->setScale(scaling);
mNode->attachObject(mMesh);
numExtrusions++;
}
static void HK_CALL createHinge(hkpWorld* world,
hkpCollidableQualityType bodyQualityType,
hkpConstraintInstance::ConstraintPriority constraintPriority,
hkVector4& position,
hkVector4& velocity)
{
// create to boards connected by a hinge
hkpRigidBody* bodyA;
hkpRigidBody* bodyB;
hkReal pivotY = 0.40f;
{
hkVector4 halfSize(.1f, 1.0f, 0.1f);
hkpConvexShape* shape = new hkpBoxShape(halfSize, 0.01f);
hkpRigidBodyCinfo ci;
ci.m_motionType = hkpMotion::MOTION_SPHERE_INERTIA;
ci.m_shape = shape;
ci.m_angularDamping = 0.0f;
ci.m_linearDamping = 0.0f;
ci.m_restitution = 0.0f;
ci.m_friction = 0.2f;
ci.m_linearVelocity = velocity;
hkpInertiaTensorComputer::setShapeVolumeMassProperties( shape, 1.0f, ci );
ci.m_qualityType = bodyQualityType;
ci.m_collisionFilterInfo = hkpGroupFilter::calcFilterInfo(30);
ci.m_position.set( -2.0f, -1.0f - pivotY, 0.0f );
bodyA = new hkpRigidBody(ci);
bodyA->setName("Body0");
world->addEntity( bodyA );
ci.m_position.set( -2.0f, 1.0f - pivotY, 0.0f );
bodyB = new hkpRigidBody(ci);
bodyB->setName("Body1");
world->addEntity( bodyB );
shape->removeReference();
}
// create a hing connecting the two bodies
{
hkVector4 axis( 0,0,1.f);
hkVector4 pivot( -2.0f, -pivotY, 0.0f );
hkpHingeConstraintData* constraintData = new hkpHingeConstraintData();
constraintData->setInWorldSpace( bodyA->getTransform(), bodyB->getTransform(), pivot, axis );
world->addConstraint( new hkpConstraintInstance( bodyA, bodyB, constraintData, constraintPriority ))->removeReference();
constraintData->removeReference();
}
bodyA->removeReference();
bodyB->removeReference();
}
bool CCmpPathfinder::CheckBuildingPlacement(const IObstructionTestFilter& filter,
entity_pos_t x, entity_pos_t z, entity_pos_t a, entity_pos_t w,
entity_pos_t h, entity_id_t id, pass_class_t passClass)
{
// Check unit obstruction
CmpPtr<ICmpObstructionManager> cmpObstructionManager(GetSimContext(), SYSTEM_ENTITY);
if (cmpObstructionManager.null())
return false;
if (cmpObstructionManager->TestStaticShape(filter, x, z, a, w, h, NULL))
return false;
// Test against terrain:
UpdateGrid();
CmpPtr<ICmpObstruction> cmpObstruction(GetSimContext(), id);
if (cmpObstruction.null())
return false;
ICmpObstructionManager::ObstructionSquare square;
if (!cmpObstruction->GetObstructionSquare(square))
return false;
// Expand bounds by 1/sqrt(2) tile (multiply by TERRAIN_TILE_SIZE since we want world coordinates)
entity_pos_t expand = entity_pos_t::FromInt(2).Sqrt().Multiply(entity_pos_t::FromInt(TERRAIN_TILE_SIZE / 2));
CFixedVector2D halfSize(square.hw + expand, square.hh + expand);
CFixedVector2D halfBound = Geometry::GetHalfBoundingBox(square.u, square.v, halfSize);
u16 i0, j0, i1, j1;
NearestTile(square.x - halfBound.X, square.z - halfBound.Y, i0, j0);
NearestTile(square.x + halfBound.X, square.z + halfBound.Y, i1, j1);
for (u16 j = j0; j <= j1; ++j)
{
for (u16 i = i0; i <= i1; ++i)
{
entity_pos_t x, z;
TileCenter(i, j, x, z);
if (Geometry::PointIsInSquare(CFixedVector2D(x - square.x, z - square.z), square.u, square.v, halfSize)
&& !IS_TERRAIN_PASSABLE(m_Grid->get(i,j), passClass))
{
return false;
}
}
}
return true;
}
void Path::addRoundedRect(const FloatRect& rect, const FloatSize& roundingRadii)
{
if (rect.isEmpty())
return;
FloatSize radius(roundingRadii);
FloatSize halfSize(rect.width() / 2, rect.height() / 2);
// If rx is greater than half of the width of the rectangle
// then set rx to half of the width (required in SVG spec)
if (radius.width() > halfSize.width())
radius.setWidth(halfSize.width());
// If ry is greater than half of the height of the rectangle
// then set ry to half of the height (required in SVG spec)
if (radius.height() > halfSize.height())
radius.setHeight(halfSize.height());
moveTo(FloatPoint(rect.x() + radius.width(), rect.y()));
if (radius.width() < halfSize.width())
addLineTo(FloatPoint(rect.x() + rect.width() - roundingRadii.width(), rect.y()));
addBezierCurveTo(FloatPoint(rect.x() + rect.width() - radius.width() * gCircleControlPoint, rect.y()), FloatPoint(rect.x() + rect.width(), rect.y() + radius.height() * gCircleControlPoint), FloatPoint(rect.x() + rect.width(), rect.y() + radius.height()));
if (radius.height() < halfSize.height())
addLineTo(FloatPoint(rect.x() + rect.width(), rect.y() + rect.height() - radius.height()));
addBezierCurveTo(FloatPoint(rect.x() + rect.width(), rect.y() + rect.height() - radius.height() * gCircleControlPoint), FloatPoint(rect.x() + rect.width() - radius.width() * gCircleControlPoint, rect.y() + rect.height()), FloatPoint(rect.x() + rect.width() - radius.width(), rect.y() + rect.height()));
if (radius.width() < halfSize.width())
addLineTo(FloatPoint(rect.x() + radius.width(), rect.y() + rect.height()));
addBezierCurveTo(FloatPoint(rect.x() + radius.width() * gCircleControlPoint, rect.y() + rect.height()), FloatPoint(rect.x(), rect.y() + rect.height() - radius.height() * gCircleControlPoint), FloatPoint(rect.x(), rect.y() + rect.height() - radius.height()));
if (radius.height() < halfSize.height())
addLineTo(FloatPoint(rect.x(), rect.y() + radius.height()));
addBezierCurveTo(FloatPoint(rect.x(), rect.y() + radius.height() * gCircleControlPoint), FloatPoint(rect.x() + radius.width() * gCircleControlPoint, rect.y()), FloatPoint(rect.x() + radius.width(), rect.y()));
closeSubpath();
}
void Path::addRoundedRect(const FloatRect& rect, const FloatSize& roundingRadii)
{
if (rect.isEmpty())
return;
FloatSize radius(roundingRadii);
FloatSize halfSize(rect.width() / 2, rect.height() / 2);
// If rx is greater than half of the width of the rectangle
// then set rx to half of the width (required in SVG spec)
if (radius.width() > halfSize.width())
radius.setWidth(halfSize.width());
// If ry is greater than half of the height of the rectangle
// then set ry to half of the height (required in SVG spec)
if (radius.height() > halfSize.height())
radius.setHeight(halfSize.height());
addBeziersForRoundedRect(rect, radius, radius, radius, radius);
}
fixed CCmpPathfinder::DistanceToGoal(CFixedVector2D pos, const CCmpPathfinder::Goal& goal)
{
switch (goal.type)
{
case CCmpPathfinder::Goal::POINT:
return (pos - CFixedVector2D(goal.x, goal.z)).Length();
case CCmpPathfinder::Goal::CIRCLE:
return ((pos - CFixedVector2D(goal.x, goal.z)).Length() - goal.hw).Absolute();
case CCmpPathfinder::Goal::SQUARE:
{
CFixedVector2D halfSize(goal.hw, goal.hh);
CFixedVector2D d(pos.X - goal.x, pos.Y - goal.z);
return Geometry::DistanceToSquare(d, goal.u, goal.v, halfSize);
}
default:
debug_warn(L"invalid type");
return fixed::Zero();
}
}
std::shared_ptr<CSG>
Ring(float halfWidth, float halfHeight, float centerX,
float centerY, float thickness,
const Color * inputColorPointer)
{
Vector center(centerX, centerY);
Vector halfSize(halfWidth, halfHeight);
Vector low = center - halfSize;
Vector high = center + halfSize;
std::shared_ptr<CSG> u(new Union(inputColorPointer, true));
std::shared_ptr<CSG> in(new Intersection(inputColorPointer, true));
std::shared_ptr<Shape> outer(new Ellipse(low, high, inputColorPointer));
Vector innerWay(thickness, thickness);
low = low + innerWay;
high = high - innerWay;
std::shared_ptr<Shape> inner(new Ellipse(low, high, inputColorPointer, false));
in->AddElement(outer);
in->AddElement(inner);
u->AddElement(in);
return (std::shared_ptr<CSG>) u;
}
void VideoDecoderThread::sendFrame(AVFrame* pFrame)
{
VideoMsgPtr pMsg(new VideoMsg());
vector<BitmapPtr> pBmps;
if (pixelFormatIsPlanar(m_PF)) {
ScopeTimer timer(CopyImageProfilingZone);
IntPoint halfSize(m_Size.x/2, m_Size.y/2);
pBmps.push_back(getBmp(m_pBmpQ, m_Size, I8));
pBmps.push_back(getBmp(m_pHalfBmpQ, halfSize, I8));
pBmps.push_back(getBmp(m_pHalfBmpQ, halfSize, I8));
if (m_PF == YCbCrA420p) {
pBmps.push_back(getBmp(m_pBmpQ, m_Size, I8));
}
for (unsigned i = 0; i < pBmps.size(); ++i) {
m_pFrameDecoder->copyPlaneToBmp(pBmps[i], pFrame->data[i],
pFrame->linesize[i]);
}
} else {
pBmps.push_back(getBmp(m_pBmpQ, m_Size, m_PF));
m_pFrameDecoder->convertFrameToBmp(pFrame, pBmps[0]);
}
pMsg->setFrame(pBmps, m_pFrameDecoder->getCurTime());
pushMsg(pMsg);
}
AARect Area::MakeAARect(const Vector2 ¢re) const
{
Vector2 halfSize(Vector2(m_width, m_height) * 0.5f);
return AARect(-halfSize + centre, halfSize + centre);
}
osg::ref_ptr<osg::Geometry> ReaderWriterVRML2::convertVRML97Box(openvrml::node* vrml_box) const
{
std::auto_ptr<openvrml::field_value> fv = vrml_box->field("size");
const openvrml::vec3f &size = static_cast<const openvrml::sfvec3f *> (fv.get())->value();
osg::Vec3 halfSize(size[0] * 0.5f, size[1] * 0.5f, size[2] * 0.5f);
BoxLibrary::const_iterator it = m_boxLibrary.find(halfSize);
if (it != m_boxLibrary.end())
{
return (*it).second.get();
}
osg::ref_ptr<osg::Geometry> osg_geom = new osg::Geometry();
osg::ref_ptr<osg::Vec3Array> osg_vertices = new osg::Vec3Array();
osg::ref_ptr<osg::Vec2Array> osg_texcoords = new osg::Vec2Array();
osg::ref_ptr<osg::Vec3Array> osg_normals = new osg::Vec3Array();
osg::ref_ptr<osg::DrawArrays> box = new osg::DrawArrays(osg::PrimitiveSet::QUADS);
osg_vertices->push_back(osg::Vec3(-halfSize[0], halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], -halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], -halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], -halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], -halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], -halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], -halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], -halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], -halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], -halfSize[1], halfSize[2]));
osg_vertices->push_back(osg::Vec3(-halfSize[0], -halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], -halfSize[1], -halfSize[2]));
osg_vertices->push_back(osg::Vec3(halfSize[0], -halfSize[1], halfSize[2]));
for (int i = 0; i != 6; ++i)
{
osg_texcoords->push_back(osg::Vec2(0.0f, 1.0f));
osg_texcoords->push_back(osg::Vec2(0.0f, 0.0f));
osg_texcoords->push_back(osg::Vec2(1.0f, 0.0f));
osg_texcoords->push_back(osg::Vec2(1.0f, 1.0f));
}
osg_normals->push_back(osg::Vec3(0.0f, 0.0f, 1.0f));
osg_normals->push_back(osg::Vec3(0.0f, 0.0f, -1.0f));
osg_normals->push_back(osg::Vec3(1.0f, 0.0f, 0.0f));
osg_normals->push_back(osg::Vec3(-1.0f, 0.0f, 0.0f));
osg_normals->push_back(osg::Vec3(0.0f, 1.0f, 0.0f));
osg_normals->push_back(osg::Vec3(0.0f, -1.0f, 0.0f));
box->setCount(osg_vertices->size());
osg_geom->addPrimitiveSet(box.get());
osg_geom->setVertexArray(osg_vertices.get());
osg_geom->setTexCoordArray(0, osg_texcoords.get());
osg_geom->setNormalArray(osg_normals.get());
osg_geom->setNormalBinding(osg::Geometry::BIND_PER_PRIMITIVE);
osg_geom->getOrCreateStateSet()->setAttributeAndModes(new osg::CullFace(osg::CullFace::BACK));
m_boxLibrary[halfSize] = osg_geom;
return osg_geom.get();
}
DisablingConstraintsDemo::DisablingConstraintsDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
m_time = 0.0f;
m_constraintsEnabled = true;
//
// Setup the camera
//
{
hkVector4 from(0.0f, 0.0f, 10.0f);
hkVector4 to (0.0f, 0.0f, 0.0f);
hkVector4 up (0.0f, 1.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_8ITERS_HARD);
info.setBroadPhaseWorldSize( 100.0f );
info.m_enableDeactivation = false;
m_world = new hkpWorld( info );
m_world->lock();
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
hkpConstraintViewer::m_scale = 1.0f;
setupGraphics();
// Register the single agent required (a hkpBoxBoxAgent)
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
}
//
// Create vectors to be used for setup
//
hkVector4 halfSize(0.5f, 0.5f, 0.5f);
hkVector4 size;
size.setMul4(2.0f, halfSize);
hkVector4 position(size(0), -size(1) -0.1f, 0.0f);
//
// Create Box Shape
//
hkpBoxShape* boxShape;
{
boxShape = new hkpBoxShape( halfSize , 0 );
}
//
// Get fixed rigid body
//
hkpRigidBody* fixedBody;
{
fixedBody = m_world->getFixedRigidBody();
}
//
// Create movable rigid body
//
hkpRigidBody* moveableBody;
{
hkpRigidBodyCinfo info;
info.m_position = position;
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpMassProperties massProperties;
info.m_mass = 10.0f;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, info.m_mass, massProperties);
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
moveableBody = new hkpRigidBody(info);
m_world->addEntity(moveableBody);
moveableBody->removeReference();
}
//
// Cleanup references to shared shapes
//
boxShape->removeReference();
boxShape = HK_NULL;
//
// CREATE LIMITED HINGE CONSTRAINT
//
{
hkpLimitedHingeConstraintData* lhc = new hkpLimitedHingeConstraintData();
// Set the pivot
hkVector4 pivot;
pivot.setAdd4(position, halfSize);
// Move pivot to center of side on cube
pivot(0) -= size(0);
pivot(2) -= halfSize(2);
hkVector4 axis(0.0f, 0.0f, 1.0f);
// Create constraint
lhc->setInWorldSpace(moveableBody->getTransform(), fixedBody->getTransform(), pivot, axis);
lhc->setMinAngularLimit(-HK_REAL_PI/3.0f);
lhc->setMaxAngularLimit(HK_REAL_PI/4.0f);
{
hkpConstraintInstance* constraint = new hkpConstraintInstance( moveableBody, fixedBody, lhc );
m_world->addConstraint(constraint);
constraint->removeReference();
}
lhc->removeReference();
}
//
// Create ground box
//
hkVector4 groundSize; groundSize.set(10.0f, 0.01f, 10.0f);
hkpRigidBody* groundBody = GameUtils::createBox( groundSize, 0, hkVector4(0.0f, -3.0f, 0.0f) );
m_world->addEntity(groundBody);
groundBody->removeReference();
m_world->unlock();
}
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
cPoint cRect::centerPoint() const
{
return position_ + halfSize();
}
PointToPlaneDemo::PointToPlaneDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
//
// Setup the camera
//
{
hkVector4 from(5.0f, 2.0f, 10.0f);
hkVector4 to (2.0f, 0.0f, 0.0f);
hkVector4 up (0.0f, 1.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_4ITERS_MEDIUM);
info.setBroadPhaseWorldSize( 100.0f );
info.m_enableDeactivation = false;
m_world = new hkpWorld( info );
m_world->lock();
// Register the single agent required (a hkpBoxBoxAgent)
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
hkpConstraintViewer::m_scale = 1.0f;
setupGraphics();
}
//
// Create vectors to be used for setup
//
hkVector4 halfSize (0.5f, 0.5f, 0.5f);
hkVector4 position1(0.f,0.f,0.f);
hkVector4 position2(3.0f,-0.5f,0.f);
//
// Create Box Shape
//
hkpBoxShape* boxShape;
{
boxShape = new hkpBoxShape( halfSize , 0 );
}
//
// Create fixed rigid body
//
hkpRigidBody* fixedBody;
{
hkpRigidBodyCinfo info;
info.m_position = position1;
info.m_shape = boxShape;
info.m_motionType = hkpMotion::MOTION_FIXED;
fixedBody = new hkpRigidBody(info);
m_world->addEntity(fixedBody);
fixedBody->removeReference();
}
//
// Create movable rigid body
//
hkpRigidBody* moveableBody;
{
hkpRigidBodyCinfo info;
info.m_position = position2;
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpMassProperties massProperties;
info.m_mass = 10.0f;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, info.m_mass, massProperties);
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
moveableBody = new hkpRigidBody(info);
m_world->addEntity(moveableBody);
moveableBody->removeReference();
}
//
// Cleanup shared shape references
//
boxShape->removeReference();
boxShape = HK_NULL;
//
// Create point to plane constraint
//
{
hkpPointToPlaneConstraintData* plane = new hkpPointToPlaneConstraintData();
hkVector4 up(0.0f, 1.0f, 0.0f);
// Create constraint
hkVector4 pivotW; pivotW.setAdd4(position2, hkVector4(-0.5f, 0.5f, 0.5f));
plane->setInWorldSpace(moveableBody->getTransform(), fixedBody->getTransform(), pivotW, up);
//
// Create and add the constraint
//
{
hkpConstraintInstance* constraint = new hkpConstraintInstance( moveableBody, fixedBody, plane );
m_world->addConstraint(constraint);
constraint->removeReference();
}
plane->removeReference();
}
m_world->unlock();
}
BallAndSocketDemo::BallAndSocketDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
//
// Setup the camera
//
{
hkVector4 from(0.0f, 0.0f, 10.0f);
hkVector4 to (0.0f, 0.0f, 0.0f);
hkVector4 up (0.0f, 1.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
{
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_4ITERS_MEDIUM);
info.setBroadPhaseWorldSize( 100.0f );
info.m_enableDeactivation = false;
}
m_world = new hkpWorld(info);
m_world->lock();
// Register the single agent required (a hkBoxBoxAgent)
hkpBoxBoxAgent::registerAgent(m_world->getCollisionDispatcher());
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
hkpConstraintViewer::m_scale = 1.0f;
setupGraphics();
}
//
// Some vectors to be used for setup
//
hkVector4 halfSize(0.5f, 0.5f, 0.5f);
hkVector4 size;
size.setMul4(2.0f, halfSize);
hkVector4 position(size(0), -size(1) -0.1f, 0);
//
// Create Box Shape
//
hkpBoxShape* boxShape = new hkpBoxShape(halfSize , 0);
//
// Create fixed rigid body
//
hkpRigidBody* fixedBody;
{
hkpRigidBodyCinfo info;
{
info.m_position . set(0.0f, 0.0f, 0.0f);
info.m_shape = boxShape;
info.m_motionType = hkpMotion::MOTION_FIXED;
}
fixedBody = new hkpRigidBody(info);
m_world->addEntity(fixedBody);
fixedBody->removeReference();
}
//
// Create movable rigid body
//
hkpRigidBody* moveableBody;
{
hkpRigidBodyCinfo info;
{
hkReal mass = 10.0f;
// Compute the box inertia tensor
hkpMassProperties massProperties;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, mass, massProperties);
info.m_position = position;
info.m_shape = boxShape;
info.m_mass = mass;
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
}
moveableBody = new hkpRigidBody(info);
m_world->addEntity(moveableBody);
moveableBody->removeReference();
}
// Remove reference from shape
boxShape->removeReference();
//
// Create ball and socket constraint.
//
{
// Set the pivot
hkVector4 pivot;
pivot.setAdd4(position, halfSize);
pivot(0) -= size(0); // Move pivot to corner of cube
// Create the constraint
hkpBallAndSocketConstraintData* data = new hkpBallAndSocketConstraintData();
data->setInWorldSpace(moveableBody->getTransform(), fixedBody->getTransform(), pivot);
hkpConstraintInstance* constraint = new hkpConstraintInstance(moveableBody, fixedBody, data);
m_world->addConstraint( constraint);
data->removeReference();
constraint->removeReference();
}
m_world->unlock();
}
ConstraintKitDemo::ConstraintKitDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
//
// Setup the camera
//
{
hkVector4 from(0.0f, 5.0f, 15.0f);
hkVector4 to (0.0f, -2.0f, 0.0f);
hkVector4 up (0.0f, 1.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_4ITERS_MEDIUM);
info.setBroadPhaseWorldSize( 100.0f );
info.m_enableDeactivation = false;
m_world = new hkpWorld( info );
m_world->lock();
setupGraphics();
}
//
// Register the box-box collision agent
//
{
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
}
//
// Create vectors to be used for setup
//
hkVector4 halfSize(0.5f, 0.5f, 0.5f);
//
// Create Box Shape
//
hkpBoxShape* boxShape;
{
boxShape = new hkpBoxShape( halfSize , 0 );
}
//
// Create fixed rigid body
//
hkpRigidBody* fixedBody;
{
hkpRigidBodyCinfo info;
info.m_position.set(0.0f, 0.0f, 0.0f);
info.m_shape = boxShape;
info.m_motionType = hkpMotion::MOTION_FIXED;
fixedBody = new hkpRigidBody(info);
m_world->addEntity(fixedBody);
fixedBody->removeReference();
}
//
// Create movable rigid body
//
hkpRigidBody* moveableBody;
{
hkpRigidBodyCinfo info;
info.m_position.set(2.0f, 2.0f, 0.0f);
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpMassProperties massProperties;
info.m_mass = 10.0f;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, info.m_mass, massProperties);
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
moveableBody = new hkpRigidBody(info);
// Add some damping to this body to allow it to come to rest.
moveableBody->setAngularDamping(0.1f);
moveableBody->setLinearDamping(0.1f);
m_world->addEntity(moveableBody);
moveableBody->removeReference();
}
// Done with shape - remove reference since bodies have ownership
boxShape->removeReference();
//
// CREATE GENERIC CONSTRAINT
//
{
hkpGenericConstraintData* constraintData = new hkpGenericConstraintData();
hkpConstraintConstructionKit kit;
// Must always start with this command (the constraintData works like a program, every
// command being executed sequentially).
kit.begin(constraintData);
{
// Set the pivots. These will be the points which are constrained by any linear constraintData
// specified later. The fixed body has its pivot in the middle of its base. The movable
// body has its pivot on one corner.
hkVector4 pivotB(0.0f, -0.5f, 0.0f);
m_pivotBIndex = kit.setPivotB(pivotB);
hkVector4 pivotA(-0.5f, 0.5f, 0.5f);
m_pivotAIndex = kit.setPivotA(pivotA);
// Set the axis in World space. This means we can easily update it
// to pass through the pivots of the two bodies in our step code. Initially
// we calculate this using the current location of the bodies and their pivots
// <programlisting id="setInWorldSpace">
const int axisId = 0;
hkVector4 axis0;
{
hkVector4 pivotAW, pivotBW;
pivotAW.setTransformedPos(moveableBody->getTransform(), pivotA);
pivotBW.setTransformedPos(fixedBody->getTransform(), pivotB);
axis0.setSub4(pivotBW, pivotAW);
axis0.normalize3();
}
// Record the index we get back when we set this axis so we can query the
// constraintData later using it as a "parameter ID".
m_axisIndex = kit.setLinearDofWorld(axis0, axisId);
// Set the limits of this axis ([0, 5])
kit.setLinearLimit(axisId, 0.0f, 5.0f);
}
// Must always end with this command.
kit.end();
hkpConstraintInstance* constraint = new hkpConstraintInstance( moveableBody, fixedBody, constraintData );
m_world->addConstraint(constraint);
m_constraintData = constraintData;
m_constraint = constraint;
}
m_world->unlock();
}
void TSLastDetail::_update()
{
// We're gonna render... make sure we can.
bool sceneBegun = GFX->canCurrentlyRender();
if ( !sceneBegun )
GFX->beginScene();
_validateDim();
Vector<GBitmap*> bitmaps;
Vector<GBitmap*> normalmaps;
// We need to create our own instance to render with.
TSShapeInstance *shape = new TSShapeInstance( mShape, true );
// Animate the shape once.
shape->animate( mDl );
// So we don't have to change it everywhere.
const GFXFormat format = GFXFormatR8G8B8A8;
S32 imposterCount = ( ((2*mNumPolarSteps) + 1 ) * mNumEquatorSteps ) + ( mIncludePoles ? 2 : 0 );
// Figure out the optimal texture size.
Point2I texSize( smMaxTexSize, smMaxTexSize );
while ( true )
{
Point2I halfSize( texSize.x / 2, texSize.y / 2 );
U32 count = ( halfSize.x / mDim ) * ( halfSize.y / mDim );
if ( count < imposterCount )
{
// Try half of the height.
count = ( texSize.x / mDim ) * ( halfSize.y / mDim );
if ( count >= imposterCount )
texSize.y = halfSize.y;
break;
}
texSize = halfSize;
}
GBitmap *imposter = NULL;
GBitmap *normalmap = NULL;
GBitmap destBmp( texSize.x, texSize.y, true, format );
GBitmap destNormal( texSize.x, texSize.y, true, format );
U32 mipLevels = destBmp.getNumMipLevels();
ImposterCapture *imposterCap = new ImposterCapture();
F32 equatorStepSize = M_2PI_F / (F32)mNumEquatorSteps;
static const MatrixF topXfm( EulerF( -M_PI_F / 2.0f, 0, 0 ) );
static const MatrixF bottomXfm( EulerF( M_PI_F / 2.0f, 0, 0 ) );
MatrixF angMat;
F32 polarStepSize = 0.0f;
if ( mNumPolarSteps > 0 )
polarStepSize = -( 0.5f * M_PI_F - mDegToRad( mPolarAngle ) ) / (F32)mNumPolarSteps;
PROFILE_START(TSLastDetail_snapshots);
S32 currDim = mDim;
for ( S32 mip = 0; mip < mipLevels; mip++ )
{
if ( currDim < 1 )
currDim = 1;
dMemset( destBmp.getWritableBits(mip), 0, destBmp.getWidth(mip) * destBmp.getHeight(mip) * GFXFormat_getByteSize( format ) );
dMemset( destNormal.getWritableBits(mip), 0, destNormal.getWidth(mip) * destNormal.getHeight(mip) * GFXFormat_getByteSize( format ) );
bitmaps.clear();
normalmaps.clear();
F32 rotX = 0.0f;
if ( mNumPolarSteps > 0 )
rotX = -( mDegToRad( mPolarAngle ) - 0.5f * M_PI_F );
// We capture the images in a particular order which must
// match the order expected by the imposter renderer.
imposterCap->begin( shape, mDl, currDim, mRadius, mCenter );
for ( U32 j=0; j < (2 * mNumPolarSteps + 1); j++ )
{
F32 rotZ = -M_PI_F / 2.0f;
for ( U32 k=0; k < mNumEquatorSteps; k++ )
{
angMat.mul( MatrixF( EulerF( rotX, 0, 0 ) ),
MatrixF( EulerF( 0, 0, rotZ ) ) );
imposterCap->capture( angMat, &imposter, &normalmap );
bitmaps.push_back( imposter );
normalmaps.push_back( normalmap );
rotZ += equatorStepSize;
}
rotX += polarStepSize;
if ( mIncludePoles )
{
imposterCap->capture( topXfm, &imposter, &normalmap );
bitmaps.push_back(imposter);
normalmaps.push_back( normalmap );
imposterCap->capture( bottomXfm, &imposter, &normalmap );
bitmaps.push_back( imposter );
normalmaps.push_back( normalmap );
}
}
imposterCap->end();
Point2I texSize( destBmp.getWidth(mip), destBmp.getHeight(mip) );
// Ok... pack in bitmaps till we run out.
for ( S32 y=0; y+currDim <= texSize.y; )
{
for ( S32 x=0; x+currDim <= texSize.x; )
{
// Copy the next bitmap to the dest texture.
GBitmap* bmp = bitmaps.first();
bitmaps.pop_front();
destBmp.copyRect( bmp, RectI( 0, 0, currDim, currDim ), Point2I( x, y ), 0, mip );
delete bmp;
// Copy the next normal to the dest texture.
GBitmap* normalmap = normalmaps.first();
normalmaps.pop_front();
destNormal.copyRect( normalmap, RectI( 0, 0, currDim, currDim ), Point2I( x, y ), 0, mip );
delete normalmap;
// Did we finish?
if ( bitmaps.empty() )
break;
x += currDim;
}
// Did we finish?
if ( bitmaps.empty() )
break;
y += currDim;
}
// Next mip...
currDim /= 2;
}
PROFILE_END(); // TSLastDetail_snapshots
delete imposterCap;
delete shape;
// Should we dump the images?
if ( Con::getBoolVariable( "$TSLastDetail::dumpImposters", false ) )
{
String imposterPath = mCachePath + ".imposter.png";
String normalsPath = mCachePath + ".imposter_normals.png";
FileStream stream;
if ( stream.open( imposterPath, Torque::FS::File::Write ) )
destBmp.writeBitmap( "png", stream );
stream.close();
if ( stream.open( normalsPath, Torque::FS::File::Write ) )
destNormal.writeBitmap( "png", stream );
stream.close();
}
// DEBUG: Some code to force usage of a test image.
//GBitmap* tempMap = GBitmap::load( "./forest/data/test1234.png" );
//tempMap->extrudeMipLevels();
//mTexture.set( tempMap, &GFXDefaultStaticDiffuseProfile, false );
//delete tempMap;
DDSFile *ddsDest = DDSFile::createDDSFileFromGBitmap( &destBmp );
DDSUtil::squishDDS( ddsDest, GFXFormatDXT3 );
DDSFile *ddsNormals = DDSFile::createDDSFileFromGBitmap( &destNormal );
DDSUtil::squishDDS( ddsNormals, GFXFormatDXT5 );
// Finally save the imposters to disk.
FileStream fs;
if ( fs.open( _getDiffuseMapPath(), Torque::FS::File::Write ) )
{
ddsDest->write( fs );
fs.close();
}
if ( fs.open( _getNormalMapPath(), Torque::FS::File::Write ) )
{
ddsNormals->write( fs );
fs.close();
}
delete ddsDest;
delete ddsNormals;
// If we did a begin then end it now.
if ( !sceneBegun )
GFX->endScene();
}
BallAndSocketChainsDemo::BallAndSocketChainsDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
// Disable warnings:
hkError::getInstance().setEnabled(0x2a1db936, false); //'Constraint added between two *colliding* dynamic rigid bodies. Check your collision filter logic...'
//
// Setup the camera
//
{
hkVector4 from(0.0f, 0.0f, 10.0f);
hkVector4 to(0.0f, 0.0f, 0.0f);
hkVector4 up(0.0f, 1.0f, 0.0f);
// Change the camera for displaying 10 constraints
from.set(-9.0f, 0.0f, 15.0f);
to.set( 8.0f, -6.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_4ITERS_MEDIUM);
info.setBroadPhaseWorldSize( 100.0f );
info.m_enableDeactivation = false;
info.m_collisionTolerance = 0.01f;
m_world = new hkpWorld( info );
m_world->lock();
// Register the single agent required (a hkpBoxBoxAgent)
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
setupGraphics();
}
//
// Some vectors to be used for setup
//
hkVector4 halfSize(0.5f, 0.5f, 0.5f);
hkVector4 size;
size.setMul4(2.0f, halfSize);
hkVector4 position(0.0f, 0.0f, 0.0f);
hkReal xSpacing = 3;
hkReal ySpacing = size(1) + 0.1f;
//
// Create Box Shape
//
hkpBoxShape* boxShape;
{
boxShape = new hkpBoxShape( halfSize , 0 );
}
const int numPairs = 10;
for (int i = 0; i < numPairs; ++i)
{
position(1) = 0;
//
// Create fixed rigid body
//
hkpRigidBody* rb0;
{
hkpRigidBodyCinfo info;
info.m_position.set(i * xSpacing, 0.0f, 0.0f);
info.m_shape = boxShape;
info.m_motionType = hkpMotion::MOTION_FIXED;
rb0 = new hkpRigidBody(info);
m_world->addEntity(rb0);
rb0->removeReference();
}
for (int k=0; k<10; k++)
{
hkVector4 positionRb0 = position;
position(1) -= ySpacing;
//
// Create movable rigid body
//
hkpRigidBody* rb1;
{
hkpRigidBodyCinfo info;
info.m_position = position;
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpMassProperties massProperties;
info.m_mass = 10.0f;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, info.m_mass, massProperties);
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
rb1 = new hkpRigidBody(info);
m_world->addEntity(rb1);
rb1->removeReference();
}
//
// CREATE BALL AND SOCKET CONSTRAINT
//
hkpBallAndSocketConstraintData* bs;
{
// Create the constraint
bs = new hkpBallAndSocketConstraintData();
// Set the pivot
hkVector4 pivot = positionRb0;
bs->setInWorldSpace(rb1->getTransform(), rb0->getTransform(), pivot);
hkpConstraintInstance* constraint = new hkpConstraintInstance(rb1, rb0, bs);
m_world->addConstraint( constraint);
constraint->removeReference();
}
bs->removeReference();
rb0 = rb1;
}
position(0) += xSpacing;
}
// Remove reference from shape
boxShape->removeReference();
//
// As our demo does not use any references to the ball socket constraint, we can remove our reference
//
m_world->unlock();
}
SqueezedBallDemo::SqueezedBallDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
enableDisplayingToiInformation( true );
// Disable warnings
hkError::getInstance().setEnabled(0xf0de4356, false); // 'Your m_contactRestingVelocity seems to be too small'
hkError::getInstance().setEnabled(0xad45d441, false); // 'SCR generated invalid velocities'
hkError::getInstance().setEnabled(0xafe97523, false); //'This utility is intended primarily for Havok demo use. If you wish to step the world asynchronously,...'
//
// Setup the camera
//
{
hkVector4 from( 6, 0, 50);
hkVector4 to ( 6, 0, 0);
hkVector4 up ( 0, 1, 0);
setupDefaultCameras(env, from, to, up);
}
//
// Setup and create the hkpWorld
//
{
hkpWorldCinfo info;
info.setBroadPhaseWorldSize(350.0f);
info.m_collisionTolerance = .03f;
info.m_gravity.set(0.0f, -100.0f, 0.0f);
info.m_enableDeactivation = false;
info.m_simulationType = info.SIMULATION_TYPE_CONTINUOUS;
m_world = new hkpWorld( info );
m_world->lock();
m_debugViewerNames.pushBack( hkpBroadphaseViewer::getName() );
hkRegisterAlternateShapeTypes( m_world->getCollisionDispatcher() );
hkpPredGskfAgent::registerAgent( m_world->getCollisionDispatcher() );
setupGraphics();
}
// Create a row of boxes
int numBodies = 0;
for (int r = 0; r < 1; r++)
{
for (int i = 0; i < 1; i++)
{
//hkVector4 boxSize( 0.5f, 0.5f, 0.5f); // the end pos
//hkpConvexShape* shape = new hkpBoxShape( boxSize, 0.05f );
hkpConvexShape* shape = new hkpSphereShape( 0.5f );
hkpRigidBodyCinfo ci;
ci.m_motionType = hkpMotion::MOTION_DYNAMIC;
ci.m_shape = shape;
ci.m_mass = 1.0f;
ci.m_angularDamping = 0.0f;
ci.m_linearDamping = 0.0f;
hkReal d = 1.0f;
ci.m_inertiaTensor.setDiagonal( d,d,d );
ci.m_position.set( i * -5.0f, i * -5.0f, 0);
ci.m_restitution = 0.9f;
ci.m_qualityType = HK_COLLIDABLE_QUALITY_CRITICAL;
ci.m_maxLinearVelocity = 1000.0f;
hkpRigidBody* body = new hkpRigidBody(ci);
char buff[10];
hkString::sprintf(buff, "body%d", numBodies++);
body->setName(buff);
hkVector4 vel(1500.0f, 500.0f, 0.0f);
body->setLinearVelocity(vel);
m_world->addEntity( body )->removeReference();
shape->removeReference();
}
}
hkVector4 halfSize(40.0f, 0.5f, 10.0f);
// Create bottom fixed body
{
hkpConvexShape* shape = new hkpBoxShape(halfSize, 0.0f);
hkpRigidBodyCinfo ci;
ci.m_motionType = hkpMotion::MOTION_FIXED;
ci.m_shape = shape;
ci.m_mass = 1.0f;
ci.m_angularDamping = 0.0f;
ci.m_linearDamping = 0.0f;
hkReal d = 1.0f;
ci.m_inertiaTensor.setDiagonal( d,d,d );
ci.m_position.set( halfSize(0), -2.0f, 0);
ci.m_restitution = 0.9f;
hkpRigidBody* body = new hkpRigidBody(ci);
char buff[10];
hkString::sprintf(buff, "wall%d", 0);
body->setName(buff);
//bodies.pushBack( body );
m_world->addEntity( body );
body->removeReference();
shape->removeReference();
}
// Create top body
{
hkpConvexShape* shape = new hkpBoxShape(halfSize, 0.0f);
hkpRigidBodyCinfo ci;
ci.m_motionType = hkpMotion::MOTION_DYNAMIC;
ci.m_shape = shape;
ci.m_mass = 1000.0f;
ci.m_angularDamping = 0.0f;
ci.m_linearDamping = 0.0f;
ci.m_inertiaTensor.setDiagonal( 10e7,10e7,10e5 );
ci.m_position.set( halfSize(0), 2.1f, 0);
ci.m_restitution = 0.9f;
ci.m_rotation = hkQuaternion(hkVector4(0,0,-1), 4.0f * HK_REAL_PI / 180.0f);
ci.m_qualityType = HK_COLLIDABLE_QUALITY_MOVING;
hkpMassProperties mp;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, ci.m_mass, mp);
hkpRigidBody* body = new hkpRigidBody(ci);
char buff[10];
hkString::sprintf(buff, "wall%d", 1);
body->setName(buff);
//bodies.pushBack( body );
m_world->addEntity( body );
body->removeReference();
shape->removeReference();
}
m_world->unlock();
}
int main()
{
//speed coefficient
float levelSpeed = 200.0f;
// Create the main rendering window
sf::RenderWindow rendy(sf::VideoMode::GetMode(0), "SFML Graphics", sf::Style::Fullscreen);
// Load the sprite images from files
sf::Image back;
back.LoadFromFile("background.jpg");
sf::Image belt;
belt.LoadFromFile("belt.png");
// Create the sprites
sf::Sprite background;
background.SetImage(back);
sf::Sprite belt1;
belt1.SetImage(belt);
sf::Sprite belt2;
belt2.SetImage(belt);
sf::Sprite belt3;
belt3.SetImage(belt);
sf::Sprite belt4;
belt4.SetImage(belt);
// Sprites configuration
background.SetPosition(0.0f, -750.0f);
belt1.SetPosition(100.0f, 500.0f);
belt2.SetPosition(500.0f, 100.0f);
belt3.SetPosition(1300.0f, 700.0f);
belt4.SetPosition(1800.0f, 0.0f);
// Create a view
sf::Vector2f center(720.0f, 450.0f);
sf::Vector2f halfSize(720.0f, 450.0f);
sf::View view(center, halfSize);
rendy.SetView(view);
// Start game loop
while (rendy.IsOpened())
{
float elapsedTime = rendy.GetFrameTime();
// Process events
sf::Event event;
while (rendy.GetEvent(event))
{
// Close window : exit
if (event.Type == sf::Event::Closed)
rendy.Close();
if ((event.Type == sf::Event::KeyPressed) && (event.Key.Code == sf::Key::Escape))
rendy.Close();
}
//Move the view and the background
if (rendy.GetInput().IsKeyDown(sf::Key::Left))
{
view.Move(-levelSpeed * elapsedTime, 0.0f);
background.Move((-levelSpeed / 2) * elapsedTime, 0.0f);
}
if (rendy.GetInput().IsKeyDown(sf::Key::Right))
{
view.Move( levelSpeed * elapsedTime, 0.0f);
background.Move((levelSpeed / 2) * elapsedTime, 0.0f);
}
// Clear the screen (fill it with black color)
rendy.Clear(sf::Color(100.0f, 100.0f, 200.0f));
// Draw the sprites
rendy.Draw(background);
rendy.Draw(belt1);
rendy.Draw(belt2);
rendy.Draw(belt3);
rendy.Draw(belt4);
// Display window contents on screen
rendy.Display();
}
return EXIT_SUCCESS;
}
PulleyDemo::PulleyDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
//
// Setup the camera
//
{
hkVector4 from(0.0f, -15.0f, 0.0f);
hkVector4 to(0.0f, 0.0f, 0.0f);
hkVector4 up(0.0f, 0.0f, 1.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_4ITERS_MEDIUM);
info.setBroadPhaseWorldSize( 3000.0f );
info.m_enableDeactivation = false;
info.m_gravity.set(0,0,-10);
m_world = new hkpWorld( info );
m_world->lock();
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
hkpConstraintViewer::m_scale = 1.0f;
setupGraphics();
}
{
//
// Create Box Shape
//
hkVector4 halfSize(0.5f, 0.5f, 0.5f);
hkpBoxShape* boxShape = new hkpBoxShape( halfSize , 0 );
//
// Create movable rigid bodies
//
hkpRigidBody* moveableBody0;
hkpRigidBody* moveableBody1;
{
hkpRigidBodyCinfo info;
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpInertiaTensorComputer::setShapeVolumeMassProperties(boxShape, info.m_mass, info);
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
hkVector4 from(1.0f, 1.0f, 1.0f);
from.normalize3();
hkVector4 to(0.0f, 0.0f, 1.0f);
info.m_rotation.setShortestRotation( from, to );
info.m_rotation.normalize();
info.m_position.set(-3.0f, 0.0f, -2.25f);
moveableBody0 = new hkpRigidBody(info);
info.m_position.set(3.0f, 0.0f, -1.25f);
moveableBody1 = new hkpRigidBody(info);
m_world->addEntity(moveableBody0);
m_world->addEntity(moveableBody1);
boxShape->removeReference();
}
//
// Create the pulley constraint
//
hkVector4 worldPivots[2];
worldPivots[0] = hkVector4(-3.0,0,1);
worldPivots[1] = hkVector4(3.0,0,1);
{
hkpPulleyConstraintData* pulley = new hkpPulleyConstraintData();
hkVector4 bodyPivots[2];
bodyPivots[0] = halfSize;
bodyPivots[1] = halfSize;
hkReal leverageOnBodyB = 3.0f;
pulley->setInBodySpace(moveableBody1->getTransform(), moveableBody0->getTransform(),
bodyPivots[1], bodyPivots[0],
worldPivots[1], worldPivots[0],
leverageOnBodyB );
pulley->setRopeLength(9.0f);
hkpConstraintInstance* constraint = new hkpConstraintInstance(moveableBody1, moveableBody0, pulley);
m_world->addConstraint( constraint);
constraint->removeReference();
pulley->removeReference();
}
//
// Remove references to local rigidBodies, we do not need them here anymore
//
moveableBody0->removeReference();
moveableBody1->removeReference();
//
// Helper bodies preventing the constrained bodies from getting too close to the pulley pivot points.
//
hkpRigidBodyCinfo info;
info.m_motionType = hkpMotion::MOTION_FIXED;
info.m_position = worldPivots[0];
info.m_shape = new hkpSphereShape(0.3f);
hkpRigidBody* body = new hkpRigidBody(info);
m_world->addEntity(body);
body->removeReference();
info.m_position = worldPivots[1];
body = new hkpRigidBody(info);
m_world->addEntity(body);
body->removeReference();
info.m_shape->removeReference();
}
m_world->unlock();
}
RagdollDemo::RagdollDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
//
// Setup the camera
//
{
hkVector4 from(5.0f, 2.0f, 5.0f);
hkVector4 to(0.0f, 0.0f, 0.0f);
hkVector4 up(0.0f, 1.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_4ITERS_MEDIUM);
info.m_enableDeactivation = false;
m_world = new hkpWorld( info );
m_world->lock();
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
hkpConstraintViewer::m_scale = 1.0f;
setupGraphics();
// Register the single agent required (a hkpBoxBoxAgent)
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
}
hkVector4 pivot(0.0f, 0.0f, 0.0f);
hkVector4 halfSize(1.0f, 0.25f, 0.5f);
// Create Box Shapes
//
hkpBoxShape* boxShape;
{
boxShape = new hkpBoxShape( halfSize , 0 );
}
//
// Create fixed rigid body
//
hkpRigidBody* fixedBody;
{
hkpRigidBodyCinfo info;
info.m_position.set(-halfSize(0) - 1.0f, 0.0f, 0.0f);
info.m_shape = boxShape;
info.m_motionType = hkpMotion::MOTION_FIXED;
fixedBody = new hkpRigidBody(info);
m_world->addEntity(fixedBody);
fixedBody->removeReference();
}
//
// Create movable rigid body
//
hkpRigidBody* moveableBody;
{
hkpRigidBodyCinfo info;
info.m_position.set(halfSize(0) + 1.0f, 0.0f, 0.0f);
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpMassProperties massProperties;
info.m_mass = 10.0f;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, info.m_mass, massProperties);
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
moveableBody = new hkpRigidBody(info);
m_world->addEntity(moveableBody);
moveableBody->removeReference();
}
//
// Cleanup shape references
//
boxShape->removeReference();
boxShape = HK_NULL;
//
// CREATE RAGDOLL CONSTRAINT
//
{
hkReal planeMin = HK_REAL_PI * -0.2f;
hkReal planeMax = HK_REAL_PI * 0.1f;
hkReal twistMin = HK_REAL_PI * -0.1f;
hkReal twistMax = HK_REAL_PI * 0.4f;
hkReal coneMin = HK_REAL_PI * 0.3f;
hkpRagdollConstraintData* rdc = new hkpRagdollConstraintData();
rdc->setConeAngularLimit(coneMin);
rdc->setPlaneMinAngularLimit(planeMin);
rdc->setPlaneMaxAngularLimit(planeMax);
rdc->setTwistMinAngularLimit(twistMin);
rdc->setTwistMaxAngularLimit(twistMax);
hkVector4 twistAxis(1.0f, 0.0f, 0.0f);
hkVector4 planeAxis(0.0f, 1.0f, 0.0f);
pivot.set(0.0f, 0.0f, 0.0f);
rdc->setInWorldSpace(moveableBody->getTransform(), fixedBody->getTransform(), pivot, twistAxis, planeAxis);
//
// Create and add the constraint
//
{
hkpConstraintInstance* constraint = new hkpConstraintInstance(moveableBody, fixedBody, rdc );
m_world->addConstraint(constraint);
constraint->removeReference();
}
rdc->removeReference();
}
m_world->unlock();
}
HingeDemo::HingeDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
//
// Setup the camera
//
{
hkVector4 from(0.0f, 0.0f, 10.0f);
hkVector4 to(0.0f, 0.0f, 0.0f);
hkVector4 up(0.0f, 1.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_4ITERS_MEDIUM);
info.setBroadPhaseWorldSize( 100.0f );
m_world = new hkpWorld( info );
m_world->lock();
// Register the single agent required (a hkpBoxBoxAgent)
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
hkpConstraintViewer::m_scale = 1.0f;
setupGraphics();
}
//
// Create vectors to be used for setup
//
hkVector4 halfSize(0.5f, 0.5f, 0.5f);
hkVector4 size;
size.setMul4(2.0f, halfSize);
hkVector4 position(size(0), -size(1) -0.1f, 0.0f);
//
// Create Box Shape
//
hkReal radius;
hkpBoxShape* boxShape;
{
boxShape = new hkpBoxShape( halfSize , 0 );
radius = boxShape->getRadius();
}
//
// Create fixed rigid body
//
hkpRigidBody* fixedBody;
{
hkpRigidBodyCinfo info;
info.m_position.set(0.0f, 0.0f, 0.0f);
info.m_shape = boxShape;
info.m_motionType = hkpMotion::MOTION_FIXED;
fixedBody = new hkpRigidBody(info);
m_world->addEntity(fixedBody);
fixedBody->removeReference();
}
//
// Create movable rigid body
//
hkpRigidBody* moveableBody;
{
hkpRigidBodyCinfo info;
info.m_position = position;
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpMassProperties massProperties;
info.m_mass = 10.0f;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, info.m_mass, massProperties);
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
moveableBody = new hkpRigidBody(info);
m_world->addEntity(moveableBody);
moveableBody->removeReference();
}
// Remove reference from box shape since rigid bodies now have ownership
boxShape->removeReference();
//
// CREATE HINGE CONSTRAINT
//
hkpHingeConstraintData* hc = new hkpHingeConstraintData();
{
// Set the pivot
hkVector4 pivot;
pivot.setAdd4(position, halfSize);
// Move pivot to center of side on cube
pivot(0) -= size(0);
pivot(2) -= halfSize(2);
hkVector4 axis(0.0f, 0.0f, 1.0f);
// Create constraint
hc->setInWorldSpace(moveableBody->getTransform(), fixedBody->getTransform(), pivot, axis);
hkpConstraintInstance* constraint = new hkpConstraintInstance(moveableBody, fixedBody, hc);
m_world->addConstraint( constraint);
constraint->removeReference();
hc->removeReference();
}
m_world->unlock();
}
// >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
Vector2
Rectangle::centerPoint() const
{
return position_ + halfSize();
}
PoweredRagdollDemo::PoweredRagdollDemo(hkDemoEnvironment* env)
: hkDefaultPhysicsDemo(env)
{
m_time = 0.0f;
//
// Setup the camera
//
{
hkVector4 from(5.0f, 2.0f, 5.0f);
hkVector4 to(0.0f, 0.0f, 0.0f);
hkVector4 up(0.0f, 1.0f, 0.0f);
setupDefaultCameras( env, from, to, up );
}
//
// Create the world
//
{
hkpWorldCinfo info;
info.setupSolverInfo(hkpWorldCinfo::SOLVER_TYPE_8ITERS_MEDIUM);
info.m_enableDeactivation = false;
m_world = new hkpWorld( info );
m_world->lock();
//
// Create constraint viewer
//
m_debugViewerNames.pushBack( hkpConstraintViewer::getName() );
hkpConstraintViewer::m_scale = 1.0f;
setupGraphics();
// Register the single agent required (a hkpBoxBoxAgent)
hkpAgentRegisterUtil::registerAllAgents( m_world->getCollisionDispatcher() );
}
//
// Create vectors to be used for setup
//
hkVector4 pivot(0.0f, 0.0f, 0.0f);
hkVector4 halfSize(1.0f, 0.25f, 0.5f);
//
// Create Box Shape
//
hkpBoxShape* boxShape;
{
boxShape = new hkpBoxShape( halfSize , 0 );
}
//
// Create fixed rigid body
//
hkpRigidBody* fixedBody;
{
hkpRigidBodyCinfo info;
info.m_position.set(-halfSize(0) - 1.0f, 0.0f, 0.0f);
info.m_shape = boxShape;
info.m_motionType = hkpMotion::MOTION_FIXED;
fixedBody = new hkpRigidBody(info);
m_world->addEntity(fixedBody);
fixedBody->removeReference();
}
//
// Create movable rigid body
//
hkpRigidBody* moveableBody;
{
hkpRigidBodyCinfo info;
info.m_position.set(halfSize(0) + 1.0f, 0.0f, 0.0f);
info.m_shape = boxShape;
// Compute the box inertia tensor
hkpMassProperties massProperties;
info.m_mass = 10.0f;
hkpInertiaTensorComputer::computeBoxVolumeMassProperties(halfSize, info.m_mass, massProperties);
info.m_inertiaTensor = massProperties.m_inertiaTensor;
info.m_centerOfMass = massProperties.m_centerOfMass;
info.m_motionType = hkpMotion::MOTION_BOX_INERTIA;
moveableBody = new hkpRigidBody(info);
m_world->addEntity(moveableBody);
moveableBody->removeReference();
}
//
// Cleanup shape references
//
boxShape->removeReference();
boxShape = HK_NULL;
//
// CREATE POWERED RAGDOLL CONSTRAINT
//
{
hkReal planeMin = HK_REAL_PI * -0.2f;
hkReal planeMax = HK_REAL_PI * 0.1f;
hkReal twistMin = HK_REAL_PI * -0.1f;
hkReal twistMax = HK_REAL_PI * 0.4f;
hkReal coneMin = HK_REAL_PI * 0.3f;
hkpRagdollConstraintData* rdc = new hkpRagdollConstraintData();
rdc->setConeAngularLimit(coneMin);
rdc->setPlaneMinAngularLimit(planeMin);
rdc->setPlaneMaxAngularLimit(planeMax);
rdc->setTwistMinAngularLimit(twistMin);
rdc->setTwistMaxAngularLimit(twistMax);
hkVector4 twistAxis(1.0f, 0.0f, 0.0f);
hkVector4 planeAxis(0.0f, 1.0f, 0.0f);
pivot.set(0.0f, 0.0f, 0.0f);
rdc->setInWorldSpace(moveableBody->getTransform(), fixedBody->getTransform(), pivot, twistAxis, planeAxis);
//
// Create and add the constraint
//
hkpConstraintInstance* constraint = new hkpConstraintInstance(moveableBody, fixedBody, rdc );
m_world->addConstraint(constraint);
hkpPositionConstraintMotor* motor = new hkpPositionConstraintMotor( 0 );
motor->m_tau = 0.6f;
motor->m_maxForce = 1000.0f;
motor->m_constantRecoveryVelocity = 0.1f;
rdc->setTwistMotor( motor );
rdc->setConeMotor( motor );
rdc->setPlaneMotor( motor );
rdc->setMotorsActive(constraint, true);
motor->removeReference();
hkRotation bRa;
bRa.setTranspose( fixedBody->getTransform().getRotation() );
bRa.mul( moveableBody->getTransform().getRotation() );
rdc->setTargetRelativeOrientationOfBodies( bRa );
m_constraintData = rdc;
constraint->removeReference();
}
//
// So that we can actually see the motor in action, rotate the constrained body slightly.
// When simulation starts it will then by driven to the target position (frame).
//
{
hkQuaternion rot;
hkVector4 axis( 1.0f, 0.0f, 0.0f );
axis.normalize3();
rot.setAxisAngle( axis, 0.4f );
moveableBody->setRotation( rot );
}
m_world->unlock();
}