avoid library rand()

[blank.git] / src / ai / ai.cpp

diff --git a/src/ai/ai.cpp b/src/ai/ai.cpp
index e0fb9555adc0430d5f32daeeaa137b3771064588..4a2e3102b90d7f6dbdb88ba1bf39d2bd80d171bd 100644 (file)
--- a/src/ai/ai.cpp
+++ b/src/ai/ai.cpp
@@ -61,8 +61,9 @@ Controller::~Controller() {
 }
 
 
-RandomWalk::RandomWalk(Entity &e) noexcept
+RandomWalk::RandomWalk(Entity &e, std::uint64_t seed) noexcept
 : Controller(e)
+, random(seed)
 , time_left(0) {
 
 }
@@ -74,13 +75,13 @@ RandomWalk::~RandomWalk() {
 void RandomWalk::Update(int dt) {
        time_left -= dt;
        if (time_left > 0) return;
-       time_left += 2500 + (rand() % 5000);
+       time_left += 2500 + (random.Next<unsigned short>() % 5000);
 
        constexpr float move_vel = 0.0005f;
 
        glm::vec3 new_vel = Controlled().Velocity();
 
-       switch (rand() % 9) {
+       switch (random.Next<unsigned char>() % 9) {
                case 0:
                        new_vel.x = -move_vel;
                        break;