From 27565541bc9ed7d7e833608628e3191436c1be84 Mon Sep 17 00:00:00 2001
From: Yannick Francois <yaf@elsif.fr>
Date: Thu, 11 Jan 2018 14:43:50 +0000
Subject: [PATCH] Ajout de deux exercices

---
 .../boucing_ball_with_vector.pde              | 41 +++++++++++++++++++
 bouncing_ball/bouncing_ball.pde               | 29 +++++++++++++
 2 files changed, 70 insertions(+)
 create mode 100644 boucing_ball_with_vector/boucing_ball_with_vector.pde
 create mode 100644 bouncing_ball/bouncing_ball.pde

diff --git a/boucing_ball_with_vector/boucing_ball_with_vector.pde b/boucing_ball_with_vector/boucing_ball_with_vector.pde
new file mode 100644
index 0000000..7ffad2a
--- /dev/null
+++ b/boucing_ball_with_vector/boucing_ball_with_vector.pde
@@ -0,0 +1,41 @@
+class PVector {
+  float x, y;
+  
+  PVector(float x_, float y_) {
+    x = x_;
+    y = y_;
+  }
+  
+  void add(PVector other) {
+    x += other.x;
+    y += other.y;
+  }
+}
+
+PVector location;
+PVector velocity;
+
+void setup() {
+  size(640, 360);
+  background(255);
+  location = new PVector(100, 100);
+  velocity = new PVector(1, 3.3);
+}
+
+void draw() {
+  background(255);
+  
+  location.add(velocity);
+  
+  if ((location.x > width) || (location.x <= 0)) {
+    velocity.x *= -1;
+  }
+  if ((location.y > height) || (location.y <= 0)) {
+    velocity.y *= -1;
+  }
+  
+  stroke(0);
+  fill(175);
+  ellipse(location.x, location.y, 16, 16);
+  
+}
\ No newline at end of file
diff --git a/bouncing_ball/bouncing_ball.pde b/bouncing_ball/bouncing_ball.pde
new file mode 100644
index 0000000..e2c6f8f
--- /dev/null
+++ b/bouncing_ball/bouncing_ball.pde
@@ -0,0 +1,29 @@
+float x = 100;
+float y = 100;
+
+float xspeed = 1;
+float yspeed = 3.3;
+
+void setup() {
+  size(640, 360);
+  background(255);
+}
+
+void draw() {
+  background(255);
+
+  x += xspeed;
+  y += yspeed;
+  
+  if ((x > width) || (x <= 0)) {
+    xspeed *= -1;
+  }
+  if ((y > height) || (y <= 0)) {
+    yspeed *= -1;
+  }
+  
+  stroke(0);
+  fill(175);
+  ellipse(x, y, 16, 16);
+  
+}
\ No newline at end of file