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#include "Corpse.hpp"
#include "SimBase.hpp"
void Corpse::startup(SimBase *sim)
{
hSim = sim;
radius = Params::CORPSE_RAD;
}
void Corpse::setup(b2Vec2 pos, b2Vec2 lVel, float angle, float aVel)
{
if (!body)
{
return;
}
lifetime = hSim->prms.corpseDecayTime;
energy = hSim->prms.etFromCorpse;
body->SetTransform(pos, angle);
body->SetLinearVelocity(lVel);
body->SetAngularVelocity(aVel);
}
void Corpse::update()
{
if (!body)
{
return;
}
if (hSim->prms.corpseDecay)
{
--lifetime;
energy = hSim->prms.etFromCorpse * ((float)lifetime / (float)hSim->prms.corpseDecayTime);
}
if (!lifetime || toBeDestroyed)
{
destroy();
}
}
void Corpse::destroy()
{
if (hSim->camera.trgtBody == body)
{
hSim->camera.prevCrds = hSim->camera.currentCrds;
hSim->camera.trgtCrds = hSim->camera.currentCrds;
hSim->camera.step = 0;
hSim->camera.trgtBody = nullptr;
}
toBeDestroyed = false;
hSim->tank.world.DestroyBody(body);
body = nullptr;
--hSim->corpseCount;
hSim->text.corpseCnt.setString("Corpse count: " + nts(hSim->corpseCount));
}
void Corpse::draw()
{
if (!body)
{
return;
}
sf::Vector2f vSize = hSim->window.getView().getSize();
sf::Vector2f vCent = hSim->window.getView().getCenter();
if ( body->GetPosition().x + radius < vCent.x - vSize.x / 2.f ||
body->GetPosition().y + radius < vCent.y - vSize.y / 2.f ||
body->GetPosition().x - radius > vCent.x + vSize.x / 2.f ||
body->GetPosition().y - radius > vCent.y + vSize.y / 2.f )
{
return;
}
sf::Color corpseColor = mix(hSim->prms.corpseColor, hSim->prms.worldColor, ((float)lifetime / (float)hSim->prms.corpseDecayTime));
if (hSim->camera.zoom > Params::CORPSE_RAD / 2.f)
{
hSim->corpsePoint.setFillColor(corpseColor);
hSim->corpsePoint.setPosition(body->GetPosition().x, body->GetPosition().y);
hSim->window.draw(hSim->corpsePoint);
}
else
{
hSim->corpseShell.setOutlineColor(corpseColor);
hSim->corpseShell.setPosition(body->GetPosition().x, body->GetPosition().y);
hSim->corpseNucleus.setFillColor(corpseColor);
hSim->corpseNucleus.setPosition(body->GetPosition().x, body->GetPosition().y);
hSim->corpseNucleus.setRotation(body->GetAngle() * Params::RAD_DGRS);
hSim->window.draw(hSim->corpseShell);
hSim->window.draw(hSim->corpseNucleus);
}
}
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