RigidBody2D::RigidBody2D(const RigidBody2D& other, Object& newObj)
: Collider2D(other, newObj)
{
b2BodyDef bd;
b2FixtureDef fdf;
auto& pos = getObject()->getGlobalPosition();
bd.angle = glm::eulerAngles(getObject()->getGlobalRotation()).z;
bd.position = b2Vec2(pos.x, pos.y);
bd.userData = this;
auto om = other.m_body;
bd.type = om->GetType();
newObj.setIgnoreParent(other.getObject()->ignoresParent());
fdf.isSensor = om->GetFixtureList()->IsSensor();
bd.allowSleep = om->IsSleepingAllowed();
m_body = other.m_worldRef2D.m_worldData2D->CreateBody(&bd);
auto omf = om->GetFixtureList();
fdf.filter = omf->GetFilterData();
fdf.friction = omf->GetFriction();
fdf.restitution = omf->GetRestitution();
fdf.shape = omf->GetShape();
fdf.density = omf->GetDensity();
m_body->CreateFixture(&fdf);
}
////////////////////////////////////////////////////////////////////////
///
/// @fn bool BonusModifierChangeZone::Revert()
///
/// Reverts the effect on the node,
/// return unsed for now
///
///
/// @return bool
///
////////////////////////////////////////////////////////////////////////
bool BonusModifierChangeZone::Revert()
{
#if WIN32
SoundFMOD::obtenirInstance()->playEffect(BONUS_CHANGE_SIDE_OUT_EFFECT);
#endif
#if BOX2D_PLAY
for(int i=0; i<(int)mFixtures.size(); ++i)
{
auto fixture = mFixtures[i];
b2Filter filter = fixture->GetFilterData();
// adds the wall as categories that can block the node
filter.maskBits |= CATEGORY_MIDLANE;
fixture->SetFilterData(filter);
}
#endif
NoeudMaillet* maillet = (NoeudMaillet*)mOwner;
if(maillet)
{
auto pos = maillet->getPosition();
auto initialPos = maillet->getOriginalPosition();
// verification si le maillet n'est plus dans sa zone
if(pos[VX]*initialPos[VX] <= 0)
{
maillet->setPosition(initialPos);
}
}
return true;
}
void addStaticShapes(b2World& world)
{
ShapeFactory factory { constants::RENDER_SCALE };
// Add the nondestructible screen edges
std::vector<b2Vec2> boundaryPoints =
{ b2Vec2{ 0.0f, 0.0f }, b2Vec2{ 0.0f, screenHeight },
b2Vec2{ screenWidth, screenHeight }, b2Vec2{ screenWidth, 0.0f } };
auto boundaryShape = factory.chain(boundaryPoints.data(), boundaryPoints.size());
b2BodyDef boundaryDef;
b2Body* boundaryBody = world.CreateBody(&boundaryDef);
auto boundaryFixture = boundaryBody->CreateFixture(boundaryShape.get(), 0.0f);
auto filter = boundaryFixture->GetFilterData();
filter.categoryBits = Shape::normal;
boundaryFixture->SetFilterData(filter);
// Add a destructible polygon
std::vector<b2Vec2> polygonPoints =
{ b2Vec2{ screenWidth * 0.1f, screenHeight * 0.4f },
b2Vec2{ screenWidth * 0.1f, screenHeight * 0.95f },
b2Vec2{ screenWidth * 0.9f, screenHeight * 0.95f },
b2Vec2{ screenWidth * 0.9f, screenHeight * 0.7f },
b2Vec2{ screenWidth * 0.4f, screenHeight * 0.4f } };
auto polygonShape = factory.chain(polygonPoints.data(), polygonPoints.size());
b2BodyDef polygonDef;
b2Body* polygonBody = world.CreateBody(&polygonDef);
auto polygonFixture = polygonBody->CreateFixture(polygonShape.get(), 0.0f);
filter.categoryBits = Shape::destructible;
polygonFixture->SetFilterData(filter);
}
void FilterCatalogParams::fillCatalog(FilterCatalog &catalog) {
for (size_t i = 0; i < getCatalogs().size(); ++i) {
const FilterCatalogs catalogToAdd = getCatalogs()[i];
const unsigned int entries = GetNumEntries(catalogToAdd);
const unsigned int propEntries = GetNumPropertyEntries(catalogToAdd);
// XXX Fix Me -> these should probably be shared to save memory
const FilterProperty_t *props = GetFilterProperties(catalogToAdd);
for (unsigned int i = 0; i < entries; ++i) {
const FilterData_t &data = GetFilterData(catalogToAdd)[i];
FilterCatalogEntry *entry =
MakeFilterCatalogEntry(data, propEntries, props);
PRECONDITION(entry, "Bad Entry data");
if (entry) catalog.addEntry(entry); // catalog owns entry
}
}
}
////////////////////////////////////////////////////////////////////////
///
/// @fn bool BonusModifierChangeZone::Apply()
///
/// Applies the real effect on the node
/// returns false if the bonus finished the execution (no time to live)
/// in case it returns false, complete its execution
///
///
/// @return bool
///
////////////////////////////////////////////////////////////////////////
bool BonusModifierChangeZone::Apply()
{
if(mOwner)
{
auto existingModifiers = mOwner->GetModifiers();
// recherche pour un bonus déjà présent
for(auto it = existingModifiers.begin(); it != existingModifiers.end(); ++it)
{
BonusModifierChangeZone* modifier = dynamic_cast<BonusModifierChangeZone*>(*it);
if(modifier && modifier != this)
{
// resets time to live on the modifier
modifier->mTimeToLive = mTimeToLive;
/// return false to indicate that the bonus was not added to the node, even though the
/// bonus itself was applied.
return false;
}
}
#if BOX2D_PLAY
auto body = mOwner->getPhysicBody();
if(body)
{
for(auto fixture = body->GetFixtureList(); fixture; fixture = fixture->GetNext())
{
b2Filter filter = fixture->GetFilterData();
if(filter.maskBits & CATEGORY_MIDLANE)
{
// removes the wall as categorie that can block the node
filter.maskBits &= ~CATEGORY_MIDLANE;
fixture->SetFilterData(filter);
mFixtures.push_back(fixture);
}
}
}
#endif
}
// if any fixtures were found, it means that this node had a modifiation applied
return mFixtures.size() != 0;
}
int main()
{
sf::Font font;
sf::Text overlayText;
const std::string fontFile = "am.ttf";
if (font.loadFromFile(fontFile))
{
overlayText.setFont(font);
}
else
{
std::cerr << "Could not find " << fontFile << "\n";
return 1;
}
overlayText.setCharacterSize(10);
overlayText.setString("Hold left mouse button to modify\nRight mouse button to add objects");
sf::VideoMode videoMode{ static_cast<unsigned int>(screenWidth),
static_cast<unsigned int>(screenHeight) };
sf::ContextSettings settings;
settings.antialiasingLevel = 8;
sf::RenderWindow window(videoMode, "Box2D modifiable geometry", sf::Style::Default, settings);
std::unique_ptr<b2World> physicsWorld{ new b2World{ b2Vec2{ 0.0f, 18.0f } } };
physicsWorld->SetAutoClearForces(false);
physicsWorld->SetContactListener(nullptr);
DebugDraw debugDraw(&window, physicsWorld.get());
addStaticShapes(*physicsWorld);
sf::Clock clock;
bool simplifyGeometry = true;
while (window.isOpen())
{
float elapsed = clock.restart().asSeconds();
sf::Event event;
auto mousePos = sf::Mouse::getPosition(window);
auto worldPos = window.mapPixelToCoords(mousePos);
const float removalRadius = 25.f;
b2Vec2 position = { worldPos.x, worldPos.y };
while (window.pollEvent(event))
{
if (event.type == sf::Event::Closed)
{
window.close();
}
if (event.type == sf::Event::MouseButtonPressed &&
event.mouseButton.button == sf::Mouse::Button::Right)
{
ShapeFactory factory{ constants::RENDER_SCALE };
auto ballShape = factory.circle(position, removalRadius / 2.f);
b2BodyDef ballDef;
b2Body* ballBody = physicsWorld->CreateBody(&ballDef);
auto ballFixture = ballBody->CreateFixture(ballShape.get(), 0.0f);
ballBody->SetType(b2BodyType::b2_dynamicBody);
auto filter = ballFixture->GetFilterData();
filter.categoryBits = Shape::normal;
filter.maskBits = Shape::normal | Shape::destructible;
ballFixture->SetFilterData(filter);
}
if (event.type == sf::Event::KeyReleased &&
event.key.code == sf::Keyboard::S)
{
simplifyGeometry = !simplifyGeometry;
}
}
window.clear();
step(*physicsWorld, elapsed);
b2Vec2 scaledPos = position;
scaledPos *= (1.f / constants::RENDER_SCALE);
float scaledRadius = removalRadius / constants::RENDER_SCALE;
if (sf::Mouse::isButtonPressed(sf::Mouse::Button::Left))
{
processRemoval(scaledPos, scaledRadius, *physicsWorld, simplifyGeometry);
drawMouseIndicator(worldPos, removalRadius, window);
}
physicsWorld->DrawDebugData();
window.draw(overlayText);
window.display();
}
return 0;
}
