public Game1(cpSpace space)
{
spc = space;
spc.SetGravity(new cpVect(0, 1f));
spc.AddDefaultCollisionHandler().preSolveFunc = new Func <cpArbiter, cpSpace, object, bool> ((arg1, arg2, arg3) => { Console.WriteLine("ij"); return(true); });
spc.AddDefaultCollisionHandler().beginFunc = new Func <cpArbiter, cpSpace, object, bool> ((arg1, arg2, arg3) => { Console.WriteLine("ij"); return(true); });
}
static public cpSpace ComplexTerrainCircles_1000(cpSpace space)
{
space.SetIterations(10);
space.SetGravity(new cpVect(0, -100));
space.SetCollisionSlop(0.5f);
cpVect offset = new cpVect(-320, -240);
for (int i = 0; i < (complex_terrain_verts.Length - 1); i++)
{
cpVect a = complex_terrain_verts[i], b = complex_terrain_verts[i + 1];
space.AddShape(new cpSegmentShape(space.GetStaticBody(), cpVect.cpvadd(a, offset), cpVect.cpvadd(b, offset), 0.0f));
}
for (int i = 0; i < 1000; i++)
{
float radius = 5.0f;
float mass = radius * radius;
cpBody body = space.AddBody(new cpBody(mass, cp.MomentForCircle(mass, 0.0f, radius, cpVect.Zero)));
body.SetPosition(cpVect.cpvadd(cpVect.cpvmult(cp.frand_unit_circle(), 180.0f), new cpVect(0.0f, 300.0f)));
cpShape shape = space.AddShape(new cpCircleShape(body, radius, cpVect.Zero));
shape.SetElasticity(0.0f); shape.SetFriction(0.0f);
}
return(space);
}
/// <summary>
/// Creates a copy of the registered world to run physics simulations in
/// </summary>
/// <param name="world">The world to create a copy of</param>
public static void RegisterWorld(World world)
{
if (Worlds.ContainsKey(world))
{
throw new System.InvalidOperationException("Tried to register physics world when one is already registered!");
}
else
{
//Create the space
cpSpace space = new cpSpace();
space.SetGravity(new cpVect(0, 10));
Worlds.Add(world, space);
}
}
static public cpSpace SetupSpace_simpleTerrain(cpSpace space)
{
SetSubTitle("SetupSpace_simpleTerrain");
space.SetIterations(10);
space.SetGravity(new cpVect(0, -100));
space.SetCollisionSlop(0.5f);
cpVect offset = new cpVect(-320, -240);
for (int i = 0; i < (simple_terrain_verts.Length - 1); i++)
{
cpVect a = simple_terrain_verts[i], b = simple_terrain_verts[i + 1];
space.AddShape(new cpSegmentShape(space.GetStaticBody(), cpVect.cpvadd(a, offset), cpVect.cpvadd(b, offset), 0.0f));
}
return(space);
}
static void Main(string[] args)
{
cpSpace space = new cpSpace();
space.SetGravity(new cpVect(0, -100));
cpShape shape = cpShape.NewSegment(space.StaticBody, new cpVect(-20, 5), new cpVect(20, -5), 0);
shape.SetFriction(1);
space.AddShape(shape);
double radius = 5;
double mass = 1;
double moment = cpUtil.MomentForCircle(mass, 0, radius, cpVect.Zero);
cpBody ballBody = new cpBody(mass, moment);
space.AddBody(ballBody);
ballBody.Position = new cpVect(0, 15);
cpShape ballShape = cpShape.NewCircle(ballBody, radius, cpVect.Zero);
space.AddShape(ballShape);
ballShape.SetFriction(0.7);
double timeStep = 1 / 60d;
for (double time = 0; time < 2; time += timeStep)
{
cpVect pos = ballBody.Position;
cpVect vel = ballBody.Velocity;
Console.WriteLine("Time is {0:F2}. ballBody is at ({1:F2}, {2:F2}). It's velocity is ({3:F2}, {4:F2})",
time, pos.X, pos.Y, vel.X, vel.Y
);
space.Step(timeStep);
}
Console.ReadKey();
}
public void Start(int worldSize)
{
lock (UpdateLock)
{
_worldSize = worldSize;
_space = new cpSpace {
CollisionEnabled = true
};
_space.SetGravity(cpVect.Zero);
var boxBody = cpBody.NewStatic();
var leftShape = new cpSegmentShape(boxBody, new cpVect(-worldSize, -worldSize), new cpVect(-worldSize, worldSize), 5);
var topShape = new cpSegmentShape(boxBody, new cpVect(-worldSize, worldSize), new cpVect(worldSize, worldSize), 5);
var rightShape = new cpSegmentShape(boxBody, new cpVect(worldSize, worldSize), new cpVect(worldSize, -worldSize), 5);
var bottomShape = new cpSegmentShape(boxBody, new cpVect(worldSize, -worldSize), new cpVect(-worldSize, -worldSize), 5);
leftShape.SetCollisionType(GenerateCollisionType <cpSpace>());
topShape.SetCollisionType(GenerateCollisionType <cpSpace>());
rightShape.SetCollisionType(GenerateCollisionType <cpSpace>());
bottomShape.SetCollisionType(GenerateCollisionType <cpSpace>());
_space.AddShape(leftShape);
_space.AddShape(topShape);
_space.AddShape(rightShape);
_space.AddShape(bottomShape);
var defaultCollisionHandler = _space.AddDefaultCollisionHandler();
defaultCollisionHandler.preSolveFunc = (arbiter, space, userData) => false;
var playerCollisionHandler = _space.AddCollisionHandler(GenerateCollisionType <PlayerBlob>(), GenerateCollisionType <PlayerBlob>());
playerCollisionHandler.preSolveFunc = OnPreSolve;
_reindexStatic = true;
}
}
static public cpSpace ComplexTerrainHexagons_1000(cpSpace space)
{
SetSubTitle("ComplexTerrainHexagons_1000");
space.SetIterations(10);
space.SetGravity(new cpVect(0, -100));
space.SetCollisionSlop(0.5f);
cpVect offset = new cpVect(-320, -240);
for (int i = 0; i < (complex_terrain_verts.Length - 1); i++)
{
cpVect a = complex_terrain_verts[i], b = complex_terrain_verts[i + 1];
space.AddShape(new cpSegmentShape(space.GetStaticBody(), cpVect.cpvadd(a, offset), cpVect.cpvadd(b, offset), 0.0f));
}
float radius = 5.0f;
cpVect[] hexagon = new cpVect[6];
for (int i = 0; i < 6; i++)
{
float angle = -(float)Math.PI * 2.0f * i / 6.0f;
hexagon[i] = cpVect.cpvmult(cpVect.cpv(cp.cpfcos(angle), cp.cpfsin(angle)), radius - bevel);
}
for (int i = 0; i < 1000; i++)
{
float mass = radius * radius;
cpBody body = space.AddBody(new cpBody(mass, cp.MomentForPoly(mass, 6, hexagon, cpVect.Zero, 0.0f)));
body.SetPosition(cpVect.cpvadd(cpVect.cpvmult(cp.frand_unit_circle(), 180.0f), new cpVect(0.0f, 300.0f)));
cpShape shape = space.AddShape(new cpPolyShape(body, 6, hexagon, cpTransform.Identity, bevel));
shape.SetElasticity(0.0f); shape.SetFriction(0.0f);
}
return(space);
}
public void SetGravity(cpVect gravity)
{
_space.SetGravity(gravity);
}