Files
2dkg/2dgk_7/2dgk_7/KPawn.cpp
2021-12-13 22:56:37 +01:00

59 lines
1.6 KiB
C++

#include "KPawn.h"
#include <memory>
#include <typeinfo>
#include <unordered_map>
#include "Constants.h"
#include "KPlayerController.h"
#include "KExit.h"
namespace KapitanGame
{
void KPawn::CollisionDetectionStep(const std::unordered_map<std::pair<int, int>, std::shared_ptr<KObject>, Utils::PairHash>& objects)
{
if (GetCollider() == nullptr) return;
const auto xPos = static_cast<int>(GetPosition().X / Constants::TILE_WIDTH);
const auto yPos = static_cast<int>(GetPosition().Y / Constants::TILE_HEIGHT);
for (const auto& [oX, oY] : std::initializer_list<std::pair<int, int>>{ {0, 0}, {-1,0}, {1,0}, {0,-1}, {0,1}, {-1,-1}, {1,1}, {1,-1}, {-1,1} })
{
try {
const auto& other = objects.at({ xPos + oX, yPos + oY });
if (other->GetCollider() == nullptr) continue;
if (other->Id == Id) continue;
if (GetCollider()->IsCollision(other->GetCollider())) {
if (typeid(*other) == typeid(KExit)) {
if (const auto pc = PlayerController.lock()) {
pc->NotifyWin();
}
return;
}
const auto separationVector = GetCollider()->GetSeparationVector(other->GetCollider());
Position += separationVector;
}
}
catch (std::out_of_range&)
{
}
}
}
void KPawn::MovementStep(const float& timeStep)
{
Position += Velocity * timeStep;
}
void KPawn::CollisionDetectionWithMapStep(const SDL_FRect& map)
{
Position += GetCollider()->GetSeparationVector(map);
}
void KPawn::AddMovementInput(const KVector2D& input)
{
Velocity = input * Constants::SPEED * (1 - Constants::SMOOTH) + Velocity * Constants::SMOOTH;
}
}