Differences

This shows you the differences between two versions of the page.

--- course_planning:183_projects:f21_week_1_problem_river_crossing_computational_problem_solution [2021/09/02 03:51] – created pwirving
+++ course_planning:183_projects:f21_week_1_problem_river_crossing_computational_problem_solution [2021/09/02 03:57] – pwirving
@@ Line 55: / Line 55: @@
 <code Python boat_sol.py>
-from __future__ import division
+GlowScript 2.9 VPython
-from visual import *
-from physutil import *
+get_library('https://cdn.rawgit.com/PERLMSU/physutil/master/js/physutil.js')
 scene.width = 900
@@ Line 66: / Line 66: @@
 W = 20
 origin = cylinder(pos=vector(0,0,0), axis=vector(0,0,5), radius=0.2, color=color.red)
-water = box(pos=vector(-30,0,0), height=W, width=0, length=200, material=materials.wood, color=color.blue, opacity=0.4)
+water = box(pos=vector(-30,0,0), height=W, width=0, length=200, color=color.blue, opacity=0.4)
 boat = sphere(pos=vector(0,-W/2,0), radius=0.4, color=color.white)
@@ Line 82: / Line 82: @@
 vboatshore = vboatwater + vwatershore
 #Time and time step
@@ Line 95: / Line 96: @@
 #Calculation Loop
 while boat.pos.y <= W/2:
-	rate(100)
+    rate(100)
-	water.pos = water.pos + vwatershore*dt
+    water.pos = water.pos + vwatershore*dt
-	boat.pos = boat.pos + vboatshore*dt
+    boat.pos = boat.pos + vboatshore*dt
-	vboatwaterMotionMap.update(t, vboatwater)
-	vboatshoreMotionMap.update(t, vboatshore)
-	vwatershoreMotionMap.update(t, vwatershore)
-	t = t + dt
+    vboatwaterMotionMap.update(t, vboatwater)
+    vboatshoreMotionMap.update(t, vboatshore)
+    vwatershoreMotionMap.update(t, vwatershore)
+    t = t + dt
 </code>