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-rw-r--r--yage/physics/particlebody.cpp54
1 files changed, 0 insertions, 54 deletions
diff --git a/yage/physics/particlebody.cpp b/yage/physics/particlebody.cpp
deleted file mode 100644
index 3ccba546..00000000
--- a/yage/physics/particlebody.cpp
+++ /dev/null
@@ -1,54 +0,0 @@
-/* ----------------------------------------------------------------------------
- * particlebody.cpp
- *
- * Copyright (c) 2017 Yann Herklotz Grave <ymherklotz@gmail.com> -- MIT License
- * See file LICENSE for more details
- * ----------------------------------------------------------------------------
- */
-
-#include <yage/physics/particlebody.h>
-
-#include <cmath>
-#include <iostream>
-
-namespace yage
-{
-
-ParticleBody::ParticleBody(const Vector2d &position, double mass,
- const Vector2d &velocity, bool gravity)
- : Body(position, mass, velocity, gravity)
-{
-}
-
-void ParticleBody::applyForce(const Vector2d &force)
-{
- force_ += force;
-}
-
-void ParticleBody::update()
-{
- // set the time_step for 60fps
- double time_step = 1.0 / 60.0;
-
- // set the last acceleration
- Vector2d last_acceleration = acceleration_;
-
- // update the position of the body
- position_ += velocity_ * time_step +
- (0.5 * last_acceleration * std::pow(time_step, 2));
-
- // update the acceleration
- if (gravity_) {
- acceleration_ =
- Vector2d(force_.x() / mass_, (GRAVITY + force_.y()) / mass_);
- } else {
- acceleration_ = Vector2d(force_.x() / mass_, force_.y() / mass_);
- }
-
- Vector2d avg_acceleration = (acceleration_ + last_acceleration) / 2.0;
-
- // update the velocity of the body
- velocity_ += avg_acceleration * time_step;
-}
-
-} // namespace yage