public void Draw(SpriteBatch sb, SpriteFont font)
{
var projection = Matrix.CreateOrthographicOffCenter(0f, ConvertUnits.ToSimUnits(sb.GraphicsDevice.Viewport.Width), ConvertUnits.ToSimUnits(sb.GraphicsDevice.Viewport.Height), 0f, 0f, 1f);
_debugView.RenderDebugData(projection, camera.getScaledViewMatrix());
var projection2 = Matrix.CreateOrthographicOffCenter(0f, sb.GraphicsDevice.Viewport.Width, sb.GraphicsDevice.Viewport.Height, 0f, 0f, 1f);
_debugView.BeginCustomDraw(projection2, camera.getViewMatrix());
foreach (var ray in player.controller.castList)
{
_debugView.DrawSegment(ray.from, ray.to, Color.Blue);
}
foreach (var p in platformList)
{
foreach (var ray in p.controller.castList)
{
_debugView.DrawSegment(ray.from, ray.to, Color.White);
}
}
var areaPoints = new Vector2[] {
ConvertUnits.ToDisplayUnits(new Vector2(camera.focusArea.left, camera.focusArea.top)),
ConvertUnits.ToDisplayUnits(new Vector2(camera.focusArea.right, camera.focusArea.top)),
ConvertUnits.ToDisplayUnits(new Vector2(camera.focusArea.right, camera.focusArea.bottom)),
ConvertUnits.ToDisplayUnits(new Vector2(camera.focusArea.left, camera.focusArea.bottom))
};
_debugView.DrawSolidPolygon(areaPoints, 4, Color.Red);
_debugView.DrawPoint(ConvertUnits.ToDisplayUnits(camera.focusPosition), 3, Color.White);
_debugView.DrawPoint(camera.Position, 3, Color.Pink);
var cameraBounds = new Vector2[] {
new Vector2(camera.Bounds.Left, camera.Bounds.Top),
new Vector2(camera.Bounds.Right, camera.Bounds.Top),
new Vector2(camera.Bounds.Right, camera.Bounds.Bottom),
new Vector2(camera.Bounds.Left, camera.Bounds.Bottom)
};
_debugView.DrawPolygon(cameraBounds, 4, Color.Green);
_debugView.EndCustomDraw();
}
public override void Update(GameSettings settings, GameTime gameTime)
{
Manifold manifold = new Manifold();
CollidePolygon.CollidePolygons(ref manifold, _polygonA, ref _transformA, _polygonB, ref _transformB);
WorldManifold.Initialize(ref manifold, ref _transformA, _polygonA.Radius, ref _transformB, _polygonB.Radius, out _, out FixedArray2 <Vector2> points, out _);
DrawString("Point count = " + manifold.PointCount);
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
{
Color color = new Color(0.9f, 0.9f, 0.9f);
Vector2[] v = new Vector2[Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformA, _polygonA.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformB, _polygonB.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
for (int i = 0; i < manifold.PointCount; ++i)
{
DebugView.DrawPoint(points[i], 0.1f, new Color(0.9f, 0.3f, 0.3f));
DrawString(points[i].ToString());
}
DebugView.EndCustomDraw();
}
public override void Update(GameSettings settings, GameTime gameTime)
{
DrawString("Use the mouse to create a polygon.");
DrawString("Simple: " + _vertices.IsSimple());
DrawString("Convex: " + _vertices.IsConvex());
DrawString("CCW: " + _vertices.IsCounterClockWise());
DrawString("Area: " + _vertices.GetArea());
PolygonError returnCode = _vertices.CheckPolygon();
if (returnCode == PolygonError.NoError)
DrawString("Polygon is supported in Velcro Physics");
else
DrawString("Polygon is NOT supported in Velcro Physics. Reason: " + returnCode);
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
for (int i = 0; i < _vertices.Count; i++)
{
Vector2 currentVertex = _vertices[i];
Vector2 nextVertex = _vertices.NextVertex(i);
DebugView.DrawPoint(currentVertex, 0.1f, Color.Yellow);
DebugView.DrawSegment(currentVertex, nextVertex, Color.Red);
}
DebugView.DrawPoint(_vertices.GetCentroid(), 0.1f, Color.Green);
AABB aabb = _vertices.GetAABB();
DebugView.DrawAABB(ref aabb, Color.HotPink);
DebugView.EndCustomDraw();
base.Update(settings, gameTime);
}
public override void Update(GameSettings settings, GameTime gameTime)
{
base.Update(settings, gameTime);
PolygonShape shape = new PolygonShape(new Vertices(_points), 0f);
DrawString("Press g to generate a new random convex hull");
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
DebugView.DrawPolygon(shape.Vertices.ToArray(), shape.Vertices.Count, new Color(0.9f, 0.9f, 0.9f));
for (int i = 0; i < _count; ++i)
{
DebugView.DrawPoint(_points[i], 0.1f, new Color(0.9f, 0.5f, 0.5f));
Vector2 position = GameInstance.ConvertWorldToScreen(_points[i]);
DebugView.DrawString((int)position.X, (int)position.Y, i.ToString());
}
DebugView.EndCustomDraw();
if (_auto)
{
Generate();
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
if (_go && settings.Hz > 0.0f)
{
_time += 1.0f / settings.Hz;
}
Vector2 linearOffset = new Vector2();
linearOffset.X = 6.0f * MathUtils.Sinf(2.0f * _time);
linearOffset.Y = 8.0f + 4.0f * MathUtils.Sinf(1.0f * _time);
float angularOffset = 4.0f * _time;
_joint.LinearOffset = linearOffset;
_joint.AngularOffset = angularOffset;
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
DebugView.DrawPoint(linearOffset, 4.0f, new Color(0.9f, 0.9f, 0.9f));
DebugView.EndCustomDraw();
DrawString("Keys: (s) pause");
base.Update(settings, gameTime);
}
public override void Update(GameSettings settings, GameTime gameTime)
{
foreach (Vertices vertex in _polygons)
{
if (vertex != null)
{
Vector2[] array = vertex.ToArray();
Color col = Color.SteelBlue;
if (!vertex.IsCounterClockWise())
{
col = Color.Aquamarine;
}
if (vertex == _selected)
{
col = Color.LightBlue;
}
if (vertex == _subject)
{
col = Color.Green;
if (vertex == _selected)
{
col = Color.LightGreen;
}
}
if (vertex == _clip)
{
col = Color.DarkRed;
if (vertex == _selected)
{
col = Color.IndianRed;
}
}
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
DebugView.DrawPolygon(array, vertex.Count, col);
for (int j = 0; j < vertex.Count; ++j)
{
DebugView.DrawPoint(vertex[j], .2f, Color.Red);
}
DebugView.EndCustomDraw();
}
}
DrawString("A,S,D = Create Rectangle");
DrawString("Q,W,E = Create Circle");
DrawString("Click to Drag polygons");
DrawString("1 = Select Subject while dragging [green]");
DrawString("2 = Select Clip while dragging [red]");
DrawString("Space = Union");
DrawString("Backspace = Subtract");
DrawString("Shift = Intersect");
DrawString("Holes are colored light blue");
}
public override void Update(GameSettings settings, GameTime gameTime)
{
base.Update(settings, gameTime);
DistanceInput input = new DistanceInput();
input.ProxyA = new DistanceProxy(_polygonA, 0);
input.ProxyB = new DistanceProxy(_polygonB, 0);
input.TransformA = _transformA;
input.TransformB = _transformB;
input.UseRadii = true;
SimplexCache cache = new SimplexCache();
cache.Count = 0;
DistanceOutput output;
DistanceGJK.ComputeDistance(ref input, out output, out cache);
DrawString($"distance = {output.Distance}");
DrawString($"iterations = {output.Iterations}");
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
{
Color color = new Color(0.9f, 0.9f, 0.9f);
Vector2[] v = new Vector2[Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformA, _polygonA.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformB, _polygonB.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
Vector2 x1 = output.PointA;
Vector2 x2 = output.PointB;
Color c1 = new Color(1.0f, 0.0f, 0.0f);
DebugView.DrawPoint(x1, 4.0f, c1);
Color c2 = new Color(1.0f, 1.0f, 0.0f);
DebugView.DrawPoint(x2, 4.0f, c2);
DebugView.EndCustomDraw();
}
private void DrawVertices(Vertices vertices)
{
if (vertices.Count >= 1)
{
DebugView.DrawPolygon(vertices.ToArray(), vertices.Count, Color.Red);
foreach (Vector2 vector2 in vertices)
{
DebugView.DrawPoint(vector2, 0.1f, Color.Yellow);
}
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
base.Update(settings, gameTime);
DistanceInput input = new DistanceInput();
input.ProxyA.Set(_polygonA, 0);
input.ProxyB.Set(_polygonB, 0);
input.TransformA = _transformA;
input.TransformB = _transformB;
input.UseRadii = true;
SimplexCache cache;
cache.Count = 0;
DistanceOutput output;
Distance.ComputeDistance(out output, out cache, input);
DebugView.DrawString(50, TextLine, "Distance = {0:n7}", output.Distance);
TextLine += 15;
DebugView.DrawString(50, TextLine, "Iterations = {0:n0}", output.Iterations);
TextLine += 15;
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
{
Color color = new Color(0.9f, 0.9f, 0.9f);
Vector2[] v = new Vector2[Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformA, _polygonA.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformB, _polygonB.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
Vector2 x1 = output.PointA;
Vector2 x2 = output.PointB;
DebugView.DrawPoint(x1, 0.5f, new Color(1.0f, 0.0f, 0.0f));
DebugView.DrawPoint(x2, 0.5f, new Color(1.0f, 0.0f, 0.0f));
DebugView.DrawSegment(x1, x2, new Color(1.0f, 1.0f, 0.0f));
DebugView.EndCustomDraw();
}
public void RenderDebug(DebugView debugView, Matrix view, Matrix projection)
{
foreach (Car car in cars)
{
foreach (CastedRay ray in car.Rays)
{
debugView.BeginCustomDraw(projection, view);
if (ray.Hit)
{
debugView.DrawPoint(ray.P1, .25f, new Color(0.9f, 0.4f, 0.4f));
debugView.DrawSegment(ray.P2, ray.P1, new Color(0.8f, 0.4f, 0.4f));
}
else
{
debugView.DrawPoint(ray.P1, .25f, new Color(0.4f, 0.9f, 0.4f));
debugView.DrawSegment(ray.P2, ray.P1, new Color(0.8f, 0.8f, 0.8f));
}
debugView.EndCustomDraw();
}
car.Rays.Clear();
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
DrawString("Press A,S,W,D move endpoint");
DrawString("Press Enter to cut");
DrawString("Press TAB to change endpoint");
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
DebugView.DrawSegment(_start, _end, Color.Red);
DebugView.EndCustomDraw();
List <Fixture> fixtures = new List <Fixture>();
List <Vector2> entryPoints = new List <Vector2>();
List <Vector2> exitPoints = new List <Vector2>();
//Get the entry points
World.RayCast((f, p, n, fr) =>
{
fixtures.Add(f);
entryPoints.Add(p);
return(1);
}, _start, _end);
//Reverse the ray to get the exitpoints
World.RayCast((f, p, n, fr) =>
{
exitPoints.Add(p);
return(1);
}, _end, _start);
DrawString("Fixtures: " + fixtures.Count);
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
foreach (Vector2 entryPoint in entryPoints)
{
DebugView.DrawPoint(entryPoint, 0.5f, Color.Yellow);
}
foreach (Vector2 exitPoint in exitPoints)
{
DebugView.DrawPoint(exitPoint, 0.5f, Color.PowderBlue);
}
DebugView.EndCustomDraw();
base.Update(settings, gameTime);
}
public override void Update(GameSettings settings, float elapsedSeconds)
{
base.Update(settings, elapsedSeconds);
DistanceInput input;
input.ProxyA = new DistanceProxy(_polygonA, 0);
input.ProxyB = new DistanceProxy(_polygonB, 0);
input.TransformA = _transformA;
input.TransformB = _transformB;
input.UseRadii = true;
SimplexCache cache;
cache.Count = 0;
DistanceOutput output;
Distance.ComputeDistance(out output, out cache, input);
DrawString("Distance = " + output.Distance);
DrawString("Iterations = " + output.Iterations);
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
{
Color color = ColorHelper.FromPercentages(0.9f, 0.9f, 0.9f);
Vector2[] v = new Vector2[Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = Transform.Multiply(_polygonA.Vertices[i], ref _transformA);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = Transform.Multiply(_polygonB.Vertices[i], ref _transformB);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
Vector2 x1 = output.PointA;
Vector2 x2 = output.PointB;
DebugView.DrawPoint(x1, 0.5f, ColorHelper.FromPercentages(1.0f, 0.0f, 0.0f));
DebugView.DrawPoint(x2, 0.5f, ColorHelper.FromPercentages(1.0f, 0.0f, 0.0f));
DebugView.DrawSegment(x1, x2, ColorHelper.FromPercentages(1.0f, 1.0f, 0.0f));
DebugView.EndCustomDraw();
}
public override void Update(FarseerPhysicsGameSettings settings)
{
base.Update(settings);
DistanceInput input = new DistanceInput();
input.ProxyA.Set(_polygonA, 0);
input.ProxyB.Set(_polygonB, 0);
input.TransformA = _transformA;
input.TransformB = _transformB;
input.UseRadii = true;
SimplexCache cache;
cache.Count = 0;
DistanceOutput output;
Distance.ComputeDistance(out output, out cache, input);
DrawString("Distance = " + output.Distance);
DrawString("Iterations = " + output.Iterations);
{
Color color = new ColorR(0.9f, 0.9f, 0.9f);
Vector2[] v = new Vector2[Alt.FarseerPhysics.Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformA, _polygonA.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformB, _polygonB.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
Vector2 x1 = output.PointA;
Vector2 x2 = output.PointB;
DebugView.DrawPoint(x1, 0.5f, new ColorR(1.0f, 0.0f, 0.0f));
DebugView.DrawPoint(x2, 0.5f, new ColorR(1.0f, 0.0f, 0.0f));
DebugView.DrawSegment(x1, x2, new ColorR(1.0f, 1.0f, 0.0f));
}
public override void Update(FarseerPhysicsGameSettings settings)
{
bool advanceRay = settings.Pause == false || settings.SingleStep;
base.Update(settings);
DrawString("Press 1-5 to drop stuff");
const double l = 25.0f;
Vector2 point1 = new Vector2(0.0f, 10.0f);
Vector2 d = new Vector2(l * (double)Math.Cos(_angle), -l * Math.Abs((double)Math.Sin(_angle)));
Vector2 point2 = point1 + d;
_fixture = null;
World.RayCast((fixture, point, normal, fraction) =>
{
_fixture = fixture;
_point = point;
_normal = normal;
return(fraction);
}, point1, point2);
if (_fixture != null)
{
DebugView.DrawPoint(_point, 0.5f, new ColorR(0.4f, 0.9f, 0.4f));
DebugView.DrawSegment(point1, _point, new ColorR(0.8f, 0.8f, 0.8f));
Vector2 head = _point + 0.5f * _normal;
DebugView.DrawSegment(_point, head, new ColorR(0.9f, 0.9f, 0.4f));
}
else
{
DebugView.DrawSegment(point1, point2, new ColorR(0.8f, 0.8f, 0.8f));
}
if (advanceRay)
{
_angle += 0.25f * Alt.FarseerPhysics.Settings.Pi / 180.0f;
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
bool advanceRay = settings.Pause == false || settings.SingleStep;
base.Update(settings, gameTime);
DrawString("Press 1-5 to drop stuff");
const float l = 25.0f;
Vector2 point1 = new Vector2(0.0f, 10.0f);
Vector2 d = new Vector2(l * (float)Math.Cos(_angle), -l * Math.Abs((float)Math.Sin(_angle)));
Vector2 point2 = point1 + d;
_fixture = null;
World.RayCast((fixture, point, normal, fraction) =>
{
_fixture = fixture;
_point = point;
_normal = normal;
return(fraction);
}, point1, point2);
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
if (_fixture != null)
{
DebugView.DrawPoint(_point, 0.5f, new Color(0.4f, 0.9f, 0.4f));
DebugView.DrawSegment(point1, _point, new Color(0.8f, 0.8f, 0.8f));
Vector2 head = _point + 0.5f * _normal;
DebugView.DrawSegment(_point, head, new Color(0.9f, 0.9f, 0.4f));
}
else
{
DebugView.DrawSegment(point1, point2, new Color(0.8f, 0.8f, 0.8f));
}
DebugView.EndCustomDraw();
if (advanceRay)
{
_angle += 0.25f * MathHelper.Pi / 180.0f;
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
DebugView.DrawString(50, TextLine, "Melkman: Red");
TextLine += 15;
DebugView.DrawString(50, TextLine, "Giftwrap: Green");
TextLine += 15;
DebugView.DrawString(50, TextLine, "ChainHull: Blue");
TextLine += 15;
DebugView.BeginCustomDraw();
for (int i = 0; i < 32; i++)
{
DebugView.DrawPoint(_pointCloud1[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud2[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud3[i], 0.1f, Color.Yellow);
}
var vector2List = new List <CCVector2>();
foreach (var v in _melkman)
{
vector2List.Add((CCVector2)v);
}
DebugView.DrawPolygon(vector2List.ToArray(), _melkman.Count, Color.Red);
vector2List.Clear();
foreach (var v in _giftWrap)
{
vector2List.Add((CCVector2)v);
}
DebugView.DrawPolygon(vector2List.ToArray(), _giftWrap.Count, Color.Green);
vector2List.Clear();
foreach (var v in _chainHull)
{
vector2List.Add((CCVector2)v);
}
DebugView.DrawPolygon(vector2List.ToArray(), _chainHull.Count, Color.Blue);
DebugView.EndCustomDraw();
base.Update(settings, gameTime);
}
public override void Update(FarseerPhysicsGameSettings settings)
{
DrawString("Melkman: Red");
DrawString("Giftwrap: Green");
DrawString("ChainHull: Blue");
for (int i = 0; i < PointCount; i++)
{
DebugView.DrawPoint(_pointCloud1[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud2[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud3[i], 0.1f, Color.Yellow);
}
DebugView.DrawPolygon(_melkman.ToArray(), _melkman.Count, Color.Red);
DebugView.DrawPolygon(_giftWrap.ToArray(), _giftWrap.Count, Color.Green);
DebugView.DrawPolygon(_chainHull.ToArray(), _chainHull.Count, Color.Blue);
base.Update(settings);
}
public override void Update(GameSettings settings, GameTime gameTime)
{
DrawString("Melkman: Red");
DrawString("Giftwrap: Green");
DrawString("ChainHull: Blue");
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
for (int i = 0; i < PointCount; i++)
{
DebugView.DrawPoint(_pointCloud1[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud2[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud3[i], 0.1f, Color.Yellow);
}
DebugView.DrawPolygon(_melkman.ToArray(), _melkman.Count, Color.Red);
DebugView.DrawPolygon(_giftWrap.ToArray(), _giftWrap.Count, Color.Green);
DebugView.DrawPolygon(_chainHull.ToArray(), _chainHull.Count, Color.Blue);
DebugView.EndCustomDraw();
base.Update(settings, gameTime);
}
public override void Update(FarseerPhysicsGameSettings settings)
{
DrawString("Use the mouse to create a polygon.");
DrawString("Simple: " + _vertices.IsSimple());
DrawString("Convex: " + _vertices.IsConvex());
DrawString("CCW: " + _vertices.IsCounterClockWise());
DrawString("Area: " + _vertices.GetArea());
PolygonError returnCode = _vertices.CheckPolygon();
if (returnCode == PolygonError.NoError)
{
DrawString("Polygon is supported in Farseer Physics Engine");
}
else
{
DrawString("Polygon is NOT supported in Farseer Physics Engine. Reason: " + returnCode);
}
for (int i = 0; i < _vertices.Count; i++)
{
Vector2 currentVertex = _vertices[i];
Vector2 nextVertex = _vertices.NextVertex(i);
DebugView.DrawPoint(currentVertex, 0.1f, Color.Yellow);
DebugView.DrawSegment(currentVertex, nextVertex, Color.Red);
}
DebugView.DrawPoint(_vertices.GetCentroid(), 0.1f, Color.Green);
AABB aabb = _vertices.GetAABB();
DebugView.DrawAABB(ref aabb, Color.HotPink);
base.Update(settings);
}
public override void Update(GameSettings settings, GameTime gameTime)
{
bool advanceRay = !settings.Pause || settings.SingleStep;
base.Update(settings, gameTime);
DrawString("Press 1-5 to drop stuff");
float L = 25.0f;
Vector2 point1 = new Vector2(0.0f, 10.0f);
Vector2 d = new Vector2(L * MathUtils.Cosf(_angle), -L * MathUtils.Abs(MathUtils.Sinf(_angle)));
Vector2 point2 = point1 + d;
EdgeShapesCallback callback = new EdgeShapesCallback();
World.RayCast(callback.ReportFixture, point1, point2);
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
if (callback._fixture != null)
{
DebugView.DrawPoint(callback._point, 5f, new Color(0.4f, 0.9f, 0.4f));
DebugView.DrawSegment(point1, callback._point, new Color(0.8f, 0.8f, 0.8f));
Vector2 head = callback._point + 0.5f * callback._normal;
DebugView.DrawSegment(callback._point, head, new Color(0.9f, 0.9f, 0.4f));
}
else
{
DebugView.DrawSegment(point1, point2, new Color(0.8f, 0.8f, 0.8f));
}
DebugView.EndCustomDraw();
if (advanceRay)
{
_angle += 0.25f * MathConstants.Pi / 180.0f;
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
Manifold manifold = new Manifold();
Collision.Collision.CollidePolygons(ref manifold, _polygonA, ref _transformA, _polygonB, ref _transformB);
Vector2 normal;
FixedArray2 <Vector2> points;
Collision.Collision.GetWorldManifold(ref manifold, ref _transformA, _polygonA.Radius,
ref _transformB, _polygonB.Radius, out normal, out points);
DebugView.DrawString(50, TextLine, "Point count = {0:n0}", manifold.PointCount);
TextLine += 15;
DebugView.BeginCustomDraw();
{
Color color = new Color(0.9f, 0.9f, 0.9f);
Vector2[] v = new Vector2[Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = MathUtils.Multiply(ref _transformA, _polygonA.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = MathUtils.Multiply(ref _transformB, _polygonB.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
for (int i = 0; i < manifold.PointCount; ++i)
{
DebugView.DrawPoint(points[i], 0.1f, new Color(0.9f, 0.3f, 0.3f));
}
DebugView.EndCustomDraw();
}
public override void Update(GameSettings settings, float elapsedSeconds)
{
Manifold manifold = new Manifold();
Collision.Collision.CollidePolygons(ref manifold, _polygonA, ref _transformA, _polygonB, ref _transformB);
Vector2 normal;
FixedArray2 <Vector2> points;
ContactSolver.WorldManifold.Initialize(ref manifold, ref _transformA, _polygonA.Radius, ref _transformB, _polygonB.Radius, out normal, out points);
DrawString("Point count = " + manifold.PointCount);
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
{
Color color = ColorHelper.FromPercentages(0.9f, 0.9f, 0.9f);
Vector2[] v = new Vector2[Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = Transform.Multiply(_polygonA.Vertices[i], ref _transformA);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = Transform.Multiply(_polygonB.Vertices[i], ref _transformB);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
for (int i = 0; i < manifold.PointCount; ++i)
{
DebugView.DrawPoint(points[i], 0.1f, ColorHelper.FromPercentages(0.9f, 0.3f, 0.3f));
DrawString(points[i].ToString());
}
DebugView.EndCustomDraw();
}
public override void Update(FarseerPhysicsGameSettings settings)
{
base.Update(settings);
PolygonShape shape = new PolygonShape(new Vertices(_points), 0f);
DrawString("Press g to generate a new random convex hull");
DebugView.DrawPolygon(shape.Vertices.ToArray(), shape.Vertices.Count, new ColorR(0.9, 0.9, 0.9));
for (int i = 0; i < _count; ++i)
{
DebugView.DrawPoint(_points[i], 0.1f, new ColorR(0.9, 0.5, 0.5));
Vector2 position = ConvertWorldToScreen(_points[i]);
DebugView.DrawString((int)position.X, (int)position.Y, i.ToString());
}
if (_auto)
{
Generate();
}
}
public override void Update(FarseerPhysicsGameSettings settings)
{
Manifold manifold = new Manifold();
Alt.FarseerPhysics.Collision.Collision.CollidePolygons(ref manifold, _polygonA, ref _transformA, _polygonB, ref _transformB);
Vector2 normal;
FixedArray2 <Vector2> points;
ContactSolver.WorldManifold.Initialize(ref manifold, ref _transformA, _polygonA.Radius, ref _transformB, _polygonB.Radius, out normal, out points);
DrawString("Point count = " + manifold.PointCount);
{
Color color = new ColorR(0.9, 0.9, 0.9);
Vector2[] v = new Vector2[Alt.FarseerPhysics.Settings.MaxPolygonVertices];
for (int i = 0; i < _polygonA.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformA, _polygonA.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonA.Vertices.Count, color);
for (int i = 0; i < _polygonB.Vertices.Count; ++i)
{
v[i] = MathUtils.Mul(ref _transformB, _polygonB.Vertices[i]);
}
DebugView.DrawPolygon(v, _polygonB.Vertices.Count, color);
}
for (int i = 0; i < manifold.PointCount; ++i)
{
DebugView.DrawPoint(points[i], 0.1f, new ColorR(0.9f, 0.3f, 0.3f));
DrawString(points[i].ToString());
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
DebugView.DrawString(50, TextLine, "Melkman: Red");
TextLine += 15;
DebugView.DrawString(50, TextLine, "Giftwrap: Green");
TextLine += 15;
DebugView.DrawString(50, TextLine, "ChainHull: Blue");
TextLine += 15;
DebugView.BeginCustomDraw();
for (int i = 0; i < 32; i++)
{
DebugView.DrawPoint(_pointCloud1[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud2[i], 0.1f, Color.Yellow);
DebugView.DrawPoint(_pointCloud3[i], 0.1f, Color.Yellow);
}
DebugView.DrawPolygon(_melkman.ToArray(), _melkman.Count, Color.Red);
DebugView.DrawPolygon(_giftWrap.ToArray(), _giftWrap.Count, Color.Green);
DebugView.DrawPolygon(_chainHull.ToArray(), _chainHull.Count, Color.Blue);
DebugView.EndCustomDraw();
base.Update(settings, gameTime);
}
public override void Update(GameSettings settings, GameTime gameTime)
{
_rayActor = null;
for (int i = 0; i < ActorCount; ++i)
{
_actors[i].Fraction = 1.0f;
_actors[i].Overlap = false;
}
if (_automated)
{
int actionCount = Math.Max(1, ActorCount >> 2);
for (int i = 0; i < actionCount; ++i)
{
Action();
}
}
Query();
RayCast();
DebugView.BeginCustomDraw(ref GameInstance.Projection, ref GameInstance.View);
for (int i = 0; i < ActorCount; ++i)
{
Actor actor = _actors[i];
if (actor.ProxyId == -1)
{
continue;
}
Color ca = new Color(0.9f, 0.9f, 0.9f);
if (actor == _rayActor && actor.Overlap)
{
ca = new Color(0.9f, 0.6f, 0.6f);
}
else if (actor == _rayActor)
{
ca = new Color(0.6f, 0.9f, 0.6f);
}
else if (actor.Overlap)
{
ca = new Color(0.6f, 0.6f, 0.9f);
}
DebugView.DrawAABB(ref actor.AABB, ca);
}
Color c = new Color(0.7f, 0.7f, 0.7f);
DebugView.DrawAABB(ref _queryAABB, c);
DebugView.DrawSegment(_rayCastInput.Point1, _rayCastInput.Point2, c);
Color c1 = new Color(0.2f, 0.9f, 0.2f);
Color c2 = new Color(0.9f, 0.2f, 0.2f);
DebugView.DrawPoint(_rayCastInput.Point1, 0.1f, c1);
DebugView.DrawPoint(_rayCastInput.Point2, 0.1f, c2);
if (_rayActor != null)
{
Color cr = new Color(0.2f, 0.2f, 0.9f);
Vector2 p = _rayCastInput.Point1 + _rayActor.Fraction * (_rayCastInput.Point2 - _rayCastInput.Point1);
DebugView.DrawPoint(p, 0.1f, cr);
}
DebugView.EndCustomDraw();
int height = _tree.Height;
DrawString("Dynamic tree height = " + height);
}
public override void Update(GameSettings settings, GameTime gameTime)
{
bool advanceRay = settings.Pause == false || settings.SingleStep;
base.Update(settings, gameTime);
DebugView.DrawString(50, TextLine, "Press 1-5 to drop stuff, m to change the mode");
TextLine += 15;
DebugView.DrawString(50, TextLine, string.Format("Mode = {0}", _mode));
TextLine += 15;
const float l = 11.0f;
Vector2 point1 = new Vector2(0.0f, 10.0f);
Vector2 d = new Vector2(l * (float)Math.Cos(_angle), l * (float)Math.Sin(_angle));
Vector2 point2 = point1 + d;
Vector2 point = Vector2.Zero, normal = Vector2.Zero;
switch (_mode)
{
case RayCastMode.Closest:
bool hitClosest = false;
World.RayCast((f, p, n, fr) =>
{
Body body = f.Body;
if (body.UserData != null)
{
int index = (int)body.UserData;
if (index == 0)
{
// filter
return(-1.0f);
}
}
hitClosest = true;
point = p;
normal = n;
return(fr);
}, point1, point2);
if (hitClosest)
{
DebugView.BeginCustomDraw();
DebugView.DrawPoint(point, .5f, new Color(0.4f, 0.9f, 0.4f));
DebugView.DrawSegment(point1, point, new Color(0.8f, 0.8f, 0.8f));
Vector2 head = point + 0.5f * normal;
DebugView.DrawSegment(point, head, new Color(0.9f, 0.9f, 0.4f));
DebugView.EndCustomDraw();
}
else
{
DebugView.BeginCustomDraw();
DebugView.DrawSegment(point1, point2, new Color(0.8f, 0.8f, 0.8f));
DebugView.EndCustomDraw();
}
break;
case RayCastMode.Any:
bool hitAny = false;
World.RayCast((f, p, n, fr) =>
{
Body body = f.Body;
if (body.UserData != null)
{
int index = (int)body.UserData;
if (index == 0)
{
// filter
return(-1.0f);
}
}
hitAny = true;
point = p;
normal = n;
return(0);
}, point1, point2);
if (hitAny)
{
DebugView.BeginCustomDraw();
DebugView.DrawPoint(point, .5f, new Color(0.4f, 0.9f, 0.4f));
DebugView.DrawSegment(point1, point, new Color(0.8f, 0.8f, 0.8f));
Vector2 head = point + 0.5f * normal;
DebugView.DrawSegment(point, head, new Color(0.9f, 0.9f, 0.4f));
DebugView.EndCustomDraw();
}
else
{
DebugView.BeginCustomDraw();
DebugView.DrawSegment(point1, point2, new Color(0.8f, 0.8f, 0.8f));
DebugView.EndCustomDraw();
}
break;
case RayCastMode.Multiple:
List <Vector2> points = new List <Vector2>();
List <Vector2> normals = new List <Vector2>();
World.RayCast((f, p, n, fr) =>
{
Body body = f.Body;
if (body.UserData != null)
{
int index = (int)body.UserData;
if (index == 0)
{
// filter
return(-1.0f);
}
}
points.Add(p);
normals.Add(n);
return(1.0f);
}, point1, point2);
DebugView.BeginCustomDraw();
DebugView.DrawSegment(point1, point2, new Color(0.8f, 0.8f, 0.8f));
for (int i = 0; i < points.Count; i++)
{
DebugView.DrawPoint(points[i], .5f, new Color(0.4f, 0.9f, 0.4f));
DebugView.DrawSegment(point1, points[i], new Color(0.8f, 0.8f, 0.8f));
Vector2 head = points[i] + 0.5f * normals[i];
DebugView.DrawSegment(points[i], head, new Color(0.9f, 0.9f, 0.4f));
}
DebugView.EndCustomDraw();
break;
default:
break;
}
if (advanceRay)
{
_angle += 0.25f * Settings.Pi / 180.0f;
}
}
public override void Update(GameSettings settings, GameTime gameTime)
{
for (int i = 0; i < _polygons.Count; ++i)
{
if (_polygons[i] != null)
{
CCVector2[] array = new CCVector2[_polygons.Count];
for (int p = 0; p < _polygons[i].Count; p++)
{
array[p] = (CCVector2)_polygons[i][p];
}
Color col = Color.SteelBlue;
if (!_polygons[i].IsCounterClockWise())
{
col = Color.Aquamarine;
}
if (_polygons[i] == _selected)
{
col = Color.LightBlue;
}
if (_polygons[i] == _subject)
{
col = Color.Green;
if (_polygons[i] == _selected)
{
col = Color.LightGreen;
}
}
if (_polygons[i] == _clip)
{
col = Color.DarkRed;
if (_polygons[i] == _selected)
{
col = Color.IndianRed;
}
}
DebugView.BeginCustomDraw();
DebugView.DrawPolygon(array, _polygons[i].Count, col);
for (int j = 0; j < _polygons[i].Count; ++j)
{
DebugView.DrawPoint(_polygons[i][j], .2f, Color.Red);
}
DebugView.EndCustomDraw();
}
}
DebugView.DrawString(500, TextLine, "A,S,D = Create Rectangle");
TextLine += 15;
DebugView.DrawString(500, TextLine, "Q,W,E = Create Circle");
TextLine += 15;
DebugView.DrawString(500, TextLine, "Click to Drag polygons");
TextLine += 15;
DebugView.DrawString(500, TextLine, "1 = Select Subject while dragging [green]");
TextLine += 15;
DebugView.DrawString(500, TextLine, "2 = Select Clip while dragging [red]");
TextLine += 15;
DebugView.DrawString(500, TextLine, "Space = Union");
TextLine += 15;
DebugView.DrawString(500, TextLine, "Backspace = Subtract");
TextLine += 15;
DebugView.DrawString(500, TextLine, "Shift = Intersect");
TextLine += 15;
DebugView.DrawString(500, TextLine, "Holes are colored light blue");
TextLine += 15;
}
public void DrawNoneForce()
{
DebugView.DrawPoint(_simpleWind.Position, 2, Color.Red);
}
public void DrawPointForce()
{
DebugView.DrawPoint(_simpleWind.Position, 2, Color.Red);
DebugView.DrawCircle(_simpleWind.Position, _simpleWind.DecayStart, Color.Green);
DebugView.DrawCircle(_simpleWind.Position, _simpleWind.DecayEnd, Color.Red);
}
