public void DrawFixture(b2Fixture fixture)
{
b2Color color = new b2Color(0.95f, 0.95f, 0.6f);
b2Transform xf = fixture.Body.Transform;
switch (fixture.ShapeType)
{
case b2ShapeType.e_circle:
{
b2CircleShape circle = (b2CircleShape) fixture.Shape;
b2Vec2 center = b2Math.b2Mul(xf, circle.Position);
float radius = circle.Radius;
m_debugDraw.DrawCircle(center, radius, color);
}
break;
case b2ShapeType.e_polygon:
{
b2PolygonShape poly = (b2PolygonShape) fixture.Shape;
int vertexCount = poly.VertexCount;
Debug.Assert(vertexCount <= b2Settings.b2_maxPolygonVertices);
b2Vec2[] vertices = new b2Vec2[b2Settings.b2_maxPolygonVertices];
for (int i = 0; i < vertexCount; ++i)
{
vertices[i] = b2Math.b2Mul(xf, poly.Vertices[i]);
}
m_debugDraw.DrawPolygon(vertices, vertexCount, color);
}
break;
}
}
protected override void Draw(Settings settings)
{
base.Draw(settings);
b2Manifold manifold = new b2Manifold();
b2Collision.b2CollidePolygons(manifold, m_polygonA, ref m_transformA, m_polygonB, ref m_transformB);
b2WorldManifold worldManifold = new b2WorldManifold();
worldManifold.Initialize(manifold, ref m_transformA, m_polygonA.Radius, ref m_transformB, m_polygonB.Radius);
m_debugDraw.DrawString(5, m_textLine, "point count = {0}", manifold.pointCount);
m_textLine += 15;
{
b2Color color = new b2Color(0.9f, 0.9f, 0.9f);
b2Vec2[] v = new b2Vec2[b2Settings.b2_maxPolygonVertices];
for (int i = 0; i < m_polygonA.VertexCount; ++i)
{
v[i] = b2Math.b2Mul(m_transformA, m_polygonA.Vertices[i]);
}
m_debugDraw.DrawPolygon(v, m_polygonA.VertexCount, color);
for (int i = 0; i < m_polygonB.VertexCount; ++i)
{
v[i] = b2Math.b2Mul(m_transformB, m_polygonB.Vertices[i]);
}
m_debugDraw.DrawPolygon(v, m_polygonB.VertexCount, color);
}
for (int i = 0; i < manifold.pointCount; ++i)
{
m_debugDraw.DrawPoint(worldManifold.points[i], 4.0f, new b2Color(0.9f, 0.3f, 0.3f));
}
}
public void DrawPoint(b2Vec2 aP, float aSize, b2Color aColor)
{
CCDrawingPrimitives.Begin();
CCDrawingPrimitives.DrawPoint(new CCPoint(mRatio * aP.x, mRatio * aP.y), 1, new CCColor4B(aColor.r, aColor.g, aColor.b, 1));
CCDrawingPrimitives.End();
}
public virtual void Draw(b2Draw draw)
{
b2Color c = new b2Color(0.4f, 0.5f, 0.7f);
for (int i = 0; i < m_count - 1; ++i)
{
draw.DrawSegment(m_ps[i], m_ps[i + 1], c);
}
}
public override void DrawPolygon(b2Vec2[] vertices, int vertexCount, b2Color color)
{
b2Vec2[] alt = new b2Vec2[vertexCount];
for (int i = 0; i < vertexCount; i++)
{
alt[i] = vertices[i] * PTMRatio + _Center;
}
CCDrawingPrimitives.DrawPoly(alt, vertexCount, true, color);
}
public override void DrawSolidPolygon(b2Vec2[] vertices, int vertexCount, b2Color color)
{
_list.Count = vertexCount;
var alt = _list.Elements;
for (int i = 0; i < vertexCount; i++)
{
alt[i] = vertices[i] * PTMRatio + _Center;
}
CCDrawingPrimitives.DrawSolidPoly(alt, vertexCount, color);
}
public override void DrawCircle(b2Vec2 aCenter, float aRadius, b2Color aColor)
{
CCDrawingPrimitives.Begin();
CCDrawingPrimitives.DrawCircle(new CCPoint(mRatio * aCenter.x, mRatio * aCenter.y),
aRadius, 0, DEBUG_DRAW_CIRCLE_SEGMENTS, false,
new CCColor4B(aColor.r, aColor.g, aColor.b, 1));
CCDrawingPrimitives.End();
}
public static void DrawPoints(b2Vec2[] points, int numberOfPoints, float size, b2Color color)
{
CCColor4B ccolor = new CCColor4B(color.r, color.g, color.b, 255);
CCPoint pt = CCPoint.Zero;
for (int i = 0; i < numberOfPoints; i++)
{
pt.X = points[i].x;
pt.Y = points[i].y;
DrawPoint(pt, size, ccolor);
}
}
public void DrawAABB(b2AABB aAabb, b2Color aColor)
{
mVertices[0] = new CCPoint(aAabb.LowerBound.x * mRatio, aAabb.LowerBound.y * mRatio);
mVertices[1] = new CCPoint(aAabb.UpperBound.x * mRatio, aAabb.LowerBound.y * mRatio);
mVertices[2] = new CCPoint(aAabb.UpperBound.x * mRatio, aAabb.UpperBound.y * mRatio);
mVertices[3] = new CCPoint(aAabb.LowerBound.x * mRatio, aAabb.UpperBound.y * mRatio);
CCDrawingPrimitives.Begin();
CCDrawingPrimitives.DrawPoly(mVertices, 8, true, new CCColor4B(aColor.r, aColor.g, aColor.b, 1));
CCDrawingPrimitives.End();
}
public override void DrawPolygon(b2Vec2[] vertices, int vertexCount, b2Color color)
{
for (int i = 0; i < vertexCount - 1; i++)
{
DrawNode.AddLineVertex(vertices[i].ToVectorC4B(color.ToCCColor4B(), PTMRatio));
DrawNode.AddLineVertex(vertices[i+1].ToVectorC4B(color.ToCCColor4B(), PTMRatio));
}
DrawNode.AddLineVertex(vertices[vertexCount - 1].ToVectorC4B(color.ToCCColor4B(), PTMRatio));
DrawNode.AddLineVertex(vertices[0].ToVectorC4B(color.ToCCColor4B(), PTMRatio));
}
protected override void Draw(Settings settings)
{
base.Draw(settings);
for (int i = 0; i < e_actorCount; ++i)
{
Actor actor = m_actors[i];
if (actor.proxyId == b2_nullNode)
continue;
b2Color c = new b2Color(0.9f, 0.9f, 0.9f);
if (actor == m_rayActor && actor.overlap)
{
c.Set(0.9f, 0.6f, 0.6f);
}
else if (actor == m_rayActor)
{
c.Set(0.6f, 0.9f, 0.6f);
}
else if (actor.overlap)
{
c.Set(0.6f, 0.6f, 0.9f);
}
m_debugDraw.DrawAABB(actor.aabb, c);
}
b2Color cc = new b2Color(0.7f, 0.7f, 0.7f);
m_debugDraw.DrawAABB(m_queryAABB, cc);
m_debugDraw.DrawSegment(m_rayCastInput.p1, m_rayCastInput.p2, cc);
b2Color c1 = new b2Color(0.2f, 0.9f, 0.2f);
b2Color c2 = new b2Color(0.9f, 0.2f, 0.2f);
m_debugDraw.DrawPoint(m_rayCastInput.p1, 6.0f, c1);
m_debugDraw.DrawPoint(m_rayCastInput.p2, 6.0f, c2);
if (m_rayActor != null)
{
b2Color cr = new b2Color(0.2f, 0.2f, 0.9f);
b2Vec2 p = m_rayCastInput.p1 + m_rayActor.fraction * (m_rayCastInput.p2 - m_rayCastInput.p1);
m_debugDraw.DrawPoint(p, 6.0f, cr);
}
{
int height = m_tree.GetHeight();
m_debugDraw.DrawString(5, m_textLine, "dynamic tree height = {0}", height);
m_textLine += 15;
}
}
public override void DrawPolygon(b2Vec2[] aVertices, int aVertexCount, b2Color aColor)
{
for (int i = 0; i < DEBUG_DRAW_MAX_VERTICES && i < aVertexCount; i++)
mVertices[i] = new CCPoint(mRatio * aVertices[i].x, mRatio * aVertices[i].y);
CCPoint[] ar = new CCPoint[aVertices.Length];
for (int i = 0; i < aVertices.Length; i++)
{
ar[i] = new CCPoint(aVertices[i].x, aVertices[i].y);
}
CCDrawingPrimitives.Begin();
CCDrawingPrimitives.DrawPoly(ar, aVertexCount, true, new CCColor4B(aColor.r, aColor.g, aColor.b, 1));
CCDrawingPrimitives.End();
}
public override void DrawPolygon(b2Vec2[] vertices, int vertexCount, b2Color color)
{
if (!_primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
for (int i = 0; i < vertexCount - 1; i++)
{
_primitiveBatch.AddVertex(vertices[i].ToVector2(), color.ToColor(), PrimitiveType.LineList);
_primitiveBatch.AddVertex(vertices[i + 1].ToVector2(), color.ToColor(), PrimitiveType.LineList);
}
_primitiveBatch.AddVertex(vertices[vertexCount - 1].ToVector2(), color.ToColor(), PrimitiveType.LineList);
_primitiveBatch.AddVertex(vertices[0].ToVector2(), color.ToColor(), PrimitiveType.LineList);
}
protected override void Draw(Settings settings)
{
base.Draw(settings);
b2DistanceInput input = b2DistanceInput.Create();
input.proxyA.Set(m_polygonA, 0);
input.proxyB.Set(m_polygonB, 0);
input.transformA = m_transformA;
input.transformB = m_transformB;
input.useRadii = true;
b2SimplexCache cache = b2SimplexCache.Create();
cache.count = 0;
b2DistanceOutput output = new b2DistanceOutput();
b2Simplex.b2Distance(ref output, ref cache, ref input);
m_debugDraw.DrawString(5, m_textLine, "distance = {0}", output.distance);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "iterations = {0}", output.iterations);
m_textLine += 15;
{
b2Color color = new b2Color(0.9f, 0.9f, 0.9f);
b2Vec2[] v = new b2Vec2[b2Settings.b2_maxPolygonVertices];
for (int i = 0; i < m_polygonA.VertexCount; ++i)
{
v[i] = b2Math.b2Mul(m_transformA, m_polygonA.Vertices[i]);
}
m_debugDraw.DrawPolygon(v, m_polygonA.VertexCount, color);
for (int i = 0; i < m_polygonB.VertexCount; ++i)
{
v[i] = b2Math.b2Mul(m_transformB, m_polygonB.Vertices[i]);
}
m_debugDraw.DrawPolygon(v, m_polygonB.VertexCount, color);
}
b2Vec2 x1 = output.pointA;
b2Vec2 x2 = output.pointB;
b2Color c1 = new b2Color(1.0f, 0.0f, 0.0f);
m_debugDraw.DrawPoint(x1, 4.0f, c1);
b2Color c2 = new b2Color(1.0f, 1.0f, 0.0f);
m_debugDraw.DrawPoint(x2, 4.0f, c2);
}
public override void DrawSolidPolygon(b2Vec2[] vertices, int vertexCount, b2Color color)
{
if (vertexCount == 2)
{
DrawPolygon(vertices, vertexCount, color);
return;
}
var colorFill = color.ToCCColor4B() * 0.5f;
for (int i = 1; i < vertexCount - 1; i++)
{
DrawNode.AddLineVertex(vertices[0].ToVectorC4B(color.ToCCColor4B(), PTMRatio));
DrawNode.AddLineVertex(vertices[i].ToVectorC4B(color.ToCCColor4B(), PTMRatio));
DrawNode.AddLineVertex(vertices[i + 1].ToVectorC4B(color.ToCCColor4B(), PTMRatio));
}
DrawPolygon(vertices, vertexCount, color);
}
public override void DrawCircle(b2Vec2 center, float radius, b2Color color)
{
if (!_primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
const double increment = Math.PI * 2.0 / CircleSegments;
double theta = 0.0;
for (int i = 0, count = CircleSegments; i < count; i++)
{
b2Vec2 v1 = center + radius * new b2Vec2((float)Math.Cos(theta), (float)Math.Sin(theta));
b2Vec2 v2 = center +
radius *
new b2Vec2((float)Math.Cos(theta + increment), (float)Math.Sin(theta + increment));
_primitiveBatch.AddVertex(v1.ToVector2(), color.ToColor(), PrimitiveType.LineList);
_primitiveBatch.AddVertex(v2.ToVector2(), color.ToColor(), PrimitiveType.LineList);
theta += increment;
}
}
public override void DrawSolidPolygon(b2Vec2[] vertices, int vertexCount, b2Color color)
{
if (!_primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
if (vertexCount == 2)
{
DrawPolygon(vertices, vertexCount, color);
return;
}
var colorFill = color.ToColor() * 0.5f;
for (int i = 1; i < vertexCount - 1; i++)
{
_primitiveBatch.AddVertex(vertices[0].ToVector2(), colorFill, PrimitiveType.TriangleList);
_primitiveBatch.AddVertex(vertices[i].ToVector2(), colorFill, PrimitiveType.TriangleList);
_primitiveBatch.AddVertex(vertices[i + 1].ToVector2(), colorFill, PrimitiveType.TriangleList);
}
DrawPolygon(vertices, vertexCount, color);
}
/// Draw a line segment. public abstract void DrawSegment(b2Vec2 p1, b2Vec2 p2, b2Color color);
/// Draw a solid circle. public abstract void DrawSolidCircle(b2Vec2 center, float radius, b2Vec2 axis, b2Color color);
/// Draw a solid closed polygon provided in CCW order. public abstract void DrawSolidPolygon(b2Vec2[] vertices, int vertexCount, b2Color color);
/// Draw a line segment. public abstract void DrawSegment(b2Vec2 p1, b2Vec2 p2, b2Color color);
/// Draw a solid circle. public abstract void DrawSolidCircle(b2Vec2 center, float radius, b2Vec2 axis, b2Color color);
/// Draw a solid closed polygon provided in CCW order. public abstract void DrawSolidPolygon(b2Vec2[] vertices, int vertexCount, b2Color color);
public void DrawPoint(b2Vec2 p, float size, b2Color color)
{
b2Vec2[] verts = new b2Vec2[4];
float hs = size / 2.0f;
verts[0] = p + new b2Vec2(-hs, -hs);
verts[1] = p + new b2Vec2(hs, -hs);
verts[2] = p + new b2Vec2(hs, hs);
verts[3] = p + new b2Vec2(-hs, hs);
DrawSolidPolygon(verts, 4, color);
}
public override void DrawSegment(b2Vec2 p1, b2Vec2 p2, b2Color color)
{
if (!primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
primitiveBatch.AddVertex(p1.ToCCVector2() * PTMRatio , color.ToCCColor4B(), PrimitiveType.LineList);
primitiveBatch.AddVertex(p2.ToCCVector2() * PTMRatio, color.ToCCColor4B(), PrimitiveType.LineList);
}
public override void DrawSolidCircle(b2Vec2 center, float radius, b2Vec2 axis, b2Color color)
{
if (!primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
const double increment = Math.PI * 2.0 / CircleSegments;
double theta = 0.0;
var colorFill = color.ToCCColor4B() * 0.5f;
var centr = center.ToCCVector2();
CCVector2 v0 = center.ToCCVector2() + radius * new CCVector2((float) Math.Cos(theta), (float) Math.Sin(theta));
theta += increment;
v0 *= PTMRatio;
for (int i = 1; i < CircleSegments - 1; i++)
{
var v1 = centr + radius * new CCVector2((float) Math.Cos(theta), (float) Math.Sin(theta));
v1 *= PTMRatio;
var v2 = centr +
radius * new CCVector2((float) Math.Cos(theta + increment), (float) Math.Sin(theta + increment));
v2 *= PTMRatio;
primitiveBatch.AddVertex(ref v0, colorFill, PrimitiveType.TriangleList);
primitiveBatch.AddVertex(ref v1, colorFill, PrimitiveType.TriangleList);
primitiveBatch.AddVertex(ref v2, colorFill, PrimitiveType.TriangleList);
theta += increment;
}
DrawCircle(center, radius, color);
DrawSegment(center, center + axis * radius, color);
}
public override void DrawSegment(b2Vec2 p1, b2Vec2 p2, b2Color color)
{
CCDrawingPrimitives.DrawLine(p1 * PTMRatio + _Center, p2 * PTMRatio + _Center, color);
}
public override void DrawCircle(b2Vec2 center, float radius, b2Color color)
{
CCDrawingPrimitives.DrawCircle(center * PTMRatio + _Center, radius * PTMRatio, color);
}
public void DrawAABB(b2AABB aabb, b2Color p1)
{
b2Vec2[] verts = new b2Vec2[4];
verts[0] = new b2Vec2(aabb.LowerBound.x, aabb.LowerBound.y);
verts[1] = new b2Vec2(aabb.UpperBound.x, aabb.LowerBound.y);
verts[2] = new b2Vec2(aabb.UpperBound.x, aabb.UpperBound.y);
verts[3] = new b2Vec2(aabb.LowerBound.x, aabb.UpperBound.y);
DrawPolygon(verts, 4, p1);
}
public override void DrawCircle(b2Vec2 center, float radius, b2Color color)
{
if (!primitiveBatch.IsReady())
{
throw new InvalidOperationException("BeginCustomDraw must be called before drawing anything.");
}
const double increment = Math.PI * 2.0 / CircleSegments;
double theta = 0.0;
var col = color.ToCCColor4B();
CCVector2 centr = center.ToCCVector2();
for (int i = 0, count = CircleSegments; i < count; i++)
{
CCVector2 v1 = (centr + radius * new CCVector2((float) Math.Cos(theta), (float) Math.Sin(theta))) * PTMRatio;
CCVector2 v2 = (centr +
radius *
new CCVector2((float) Math.Cos(theta + increment), (float) Math.Sin(theta + increment))) * PTMRatio;
primitiveBatch.AddVertex(ref v1, col, PrimitiveType.LineList);
primitiveBatch.AddVertex(ref v2, col, PrimitiveType.LineList);
theta += increment;
}
}
public static void DrawPoints(b2Vec2[] points, float size, b2Color color)
{
DrawPoints(points, points.Length, size, color);
}
public override void DrawSolidCircle(b2Vec2 center, float radius, b2Vec2 axis, b2Color color)
{
DrawCircle(center, radius, color);
}
protected virtual void Draw(Settings settings)
{
m_world.DrawDebugData();
if (settings.drawStats)
{
int bodyCount = m_world.BodyCount;
int contactCount = m_world.ContactCount;
int jointCount = m_world.JointCount;
m_debugDraw.DrawString(5, m_textLine, "bodies/contacts/joints = {0}/{1}/{2}", bodyCount, contactCount,
jointCount);
m_textLine += 15;
int proxyCount = m_world.GetProxyCount();
int height = m_world.GetTreeHeight();
int balance = m_world.GetTreeBalance();
float quality = m_world.GetTreeQuality();
m_debugDraw.DrawString(5, m_textLine, "proxies/height/balance/quality = {0}/{1}/{2}/{3}", proxyCount,
height, balance, quality);
m_textLine += 15;
}
#if PROFILING
// Track maximum profile times
{
b2Profile p = m_world.Profile;
m_maxProfile.step = Math.Max(m_maxProfile.step, p.step);
m_maxProfile.collide = Math.Max(m_maxProfile.collide, p.collide);
m_maxProfile.solve = Math.Max(m_maxProfile.solve, p.solve);
m_maxProfile.solveInit = Math.Max(m_maxProfile.solveInit, p.solveInit);
m_maxProfile.solveVelocity = Math.Max(m_maxProfile.solveVelocity, p.solveVelocity);
m_maxProfile.solvePosition = Math.Max(m_maxProfile.solvePosition, p.solvePosition);
m_maxProfile.solveTOI = Math.Max(m_maxProfile.solveTOI, p.solveTOI);
m_maxProfile.broadphase = Math.Max(m_maxProfile.broadphase, p.broadphase);
m_totalProfile.step += p.step;
m_totalProfile.collide += p.collide;
m_totalProfile.solve += p.solve;
m_totalProfile.solveInit += p.solveInit;
m_totalProfile.solveVelocity += p.solveVelocity;
m_totalProfile.solvePosition += p.solvePosition;
m_totalProfile.solveTOI += p.solveTOI;
m_totalProfile.broadphase += p.broadphase;
}
if (settings.drawProfile)
{
b2Profile p = m_world.Profile;
b2Profile aveProfile = new b2Profile();
if (m_stepCount > 0)
{
float scale = 1.0f / m_stepCount;
aveProfile.step = scale * m_totalProfile.step;
aveProfile.collide = scale * m_totalProfile.collide;
aveProfile.solve = scale * m_totalProfile.solve;
aveProfile.solveInit = scale * m_totalProfile.solveInit;
aveProfile.solveVelocity = scale * m_totalProfile.solveVelocity;
aveProfile.solvePosition = scale * m_totalProfile.solvePosition;
aveProfile.solveTOI = scale * m_totalProfile.solveTOI;
aveProfile.broadphase = scale * m_totalProfile.broadphase;
}
m_debugDraw.DrawString(5, m_textLine, "step [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})", p.step,
aveProfile.step, m_maxProfile.step);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "collide [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})", p.collide,
aveProfile.collide, m_maxProfile.collide);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "solve [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})", p.solve,
aveProfile.solve, m_maxProfile.solve);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "solve init [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})", p.solveInit,
aveProfile.solveInit, m_maxProfile.solveInit);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "solve velocity [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})",
p.solveVelocity, aveProfile.solveVelocity, m_maxProfile.solveVelocity);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "solve position [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})",
p.solvePosition, aveProfile.solvePosition, m_maxProfile.solvePosition);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "solveTOI [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})", p.solveTOI,
aveProfile.solveTOI, m_maxProfile.solveTOI);
m_textLine += 15;
m_debugDraw.DrawString(5, m_textLine, "broad-phase [ave] (max) = {0:00000.00} [{1:000000.00}] ({2:000000.00})", p.broadphase,
aveProfile.broadphase, m_maxProfile.broadphase);
m_textLine += 15;
}
#endif
if (m_mouseJoint != null)
{
b2Vec2 p1 = m_mouseJoint.GetAnchorB();
b2Vec2 p2 = m_mouseJoint.GetTarget();
b2Color c = new b2Color();
c.Set(0.0f, 1.0f, 0.0f);
m_debugDraw.DrawPoint(p1, 4.0f, c);
m_debugDraw.DrawPoint(p2, 4.0f, c);
c.Set(0.8f, 0.8f, 0.8f);
m_debugDraw.DrawSegment(p1, p2, c);
}
if (m_bombSpawning)
{
b2Color c = new b2Color();
c.Set(0.0f, 0.0f, 1.0f);
m_debugDraw.DrawPoint(m_bombSpawnPoint, 4.0f, c);
c.Set(0.8f, 0.8f, 0.8f);
m_debugDraw.DrawSegment(m_mouseWorld, m_bombSpawnPoint, c);
}
if (settings.drawContactPoints)
{
//const float32 k_impulseScale = 0.1f;
float k_axisScale = 0.3f;
for (int i = 0; i < m_pointCount; ++i)
{
ContactPoint point = m_points[i];
if (point.state == b2PointState.b2_addState)
{
// Add
m_debugDraw.DrawPoint(point.position, 10.0f, new b2Color(0.3f, 0.95f, 0.3f));
}
else if (point.state == b2PointState.b2_persistState)
{
// Persist
m_debugDraw.DrawPoint(point.position, 5.0f, new b2Color(0.3f, 0.3f, 0.95f));
}
if (settings.drawContactNormals == 1)
{
b2Vec2 p1 = point.position;
b2Vec2 p2 = p1 + k_axisScale * point.normal;
m_debugDraw.DrawSegment(p1, p2, new b2Color(0.9f, 0.9f, 0.9f));
}
else if (settings.drawContactForces == 1)
{
//b2Vec2 p1 = point->position;
//b2Vec2 p2 = p1 + k_forceScale * point->normalForce * point->normal;
//DrawSegment(p1, p2, b2Color(0.9f, 0.9f, 0.3f));
}
if (settings.drawFrictionForces == 1)
{
//b2Vec2 tangent = b2Cross(point->normal, 1.0f);
//b2Vec2 p1 = point->position;
//b2Vec2 p2 = p1 + k_forceScale * point->tangentForce * tangent;
//DrawSegment(p1, p2, b2Color(0.9f, 0.9f, 0.3f));
}
}
}
}
