diff options
author | Paul Oliver <contact@pauloliver.dev> | 2024-02-29 19:27:35 +0100 |
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committer | Paul Oliver <contact@pauloliver.dev> | 2024-02-29 19:27:49 +0100 |
commit | 17909d029c6a8872b2fddf4e171d7925bbbe9c5c (patch) | |
tree | cbb08af84cd68d24acc362d593a2048b0fa79689 /Simulation/Entity.cpp |
Diffstat (limited to 'Simulation/Entity.cpp')
-rw-r--r-- | Simulation/Entity.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/Simulation/Entity.cpp b/Simulation/Entity.cpp new file mode 100644 index 0000000..d5ccb75 --- /dev/null +++ b/Simulation/Entity.cpp @@ -0,0 +1,59 @@ +#include "Entity.hpp" +#include "SimBase.hpp" + +void Entity::create() +{ + if (!hSim || body || !radius) + { + return; + } + + b2BodyDef bodyDef; + bodyDef.type = b2_dynamicBody; + bodyDef.position = { hSim->prms.worldRad, hSim->prms.worldRad }; + float hypotenuse = hSim->prms.worldRad - radius; + while (bodyDef.position.x * bodyDef.position.x + bodyDef.position.y * bodyDef.position.y > hypotenuse * hypotenuse) + { + bodyDef.position.x = realRand(-hSim->prms.worldRad, hSim->prms.worldRad); + bodyDef.position.y = realRand(-hSim->prms.worldRad, hSim->prms.worldRad); + } + bodyDef.angle = realRand(0.f, 360.f / Params::RAD_DGRS); + bodyDef.linearDamping = 0.1f; + bodyDef.angularDamping = 0.1f; + bodyDef.allowSleep = true; + bodyDef.userData = this; + + body = hSim->tank.world.CreateBody(&bodyDef); + + b2CircleShape shape; + shape.m_radius = radius; + + b2FixtureDef fixture; + fixture.shape = &shape; + fixture.friction = 1.f; + fixture.restitution = 1.f; + fixture.density = 1.f; + + body->CreateFixture(&fixture); + + if (radius == Params::PELLET_RAD) + { + ++hSim->pelletCount; + hSim->text.pelletCnt.setString("Pellet count: " + nts(hSim->pelletCount) + " / " + nts(hSim->prms.pelletQtty)); + } + else if (radius == Params::CORPSE_RAD) + { + ++hSim->corpseCount; + hSim->text.corpseCnt.setString("Corpse count: " + nts(hSim->corpseCount)); + } + else if (radius == Params::GUPPIE_RAD) + { + ++hSim->guppieCount; + hSim->text.guppieCnt.setString("Guppie count: " + nts(hSim->guppieCount)); + ((Guppie *)this)->energy = hSim->prms.initEnergy; + body->SetLinearDamping(2.f); + body->SetAngularDamping(2.f); + + ((b2CircleShape *)body->GetFixtureList()->GetShape())->m_radius = hSim->prms.EGG_RAD; + } +} |