protected override void AddedToScene()
{
base.AddedToScene();
// Use the bounds to layout the positioning of our drawable assets
CCRect bounds = VisibleBoundsWorldspace;
// point to rotate around
origin = bounds.Center;
// Draw a magenta circle at our origin
var originNode = new CCDrawNode();
originNode.DrawDot(origin, 10, new CCColor4F(CCColor4B.Magenta));
AddChild(originNode);
PositionMonkey();
// Register for touch events
var touchListener = new CCEventListenerTouchAllAtOnce();
touchListener.OnTouchesEnded = OnTouchesEnded;
AddEventListener(touchListener, this);
}
public override void OnEnter()
{
base.OnEnter();
CCSize windowSize = Layer.VisibleBoundsWorldspace.Size;
CCDrawNode draw = new CCDrawNode();
AddChild(draw, 10);
var s = windowSize;
// Draw 10 circles
for (int i = 0; i < 10; i++)
{
draw.DrawDot(s.Center, 10 * (10 - i),
new CCColor4F(CCRandom.Float_0_1(), CCRandom.Float_0_1(), CCRandom.Float_0_1(), 1));
}
// Draw polygons
CCPoint[] points = new CCPoint[]
{
new CCPoint(windowSize.Height / 4, 0),
new CCPoint(windowSize.Width, windowSize.Height / 5),
new CCPoint(windowSize.Width / 3 * 2, windowSize.Height)
};
draw.DrawPolygon(points, points.Length, new CCColor4F(1.0f, 0, 0, 0.5f), 4, new CCColor4F(0, 0, 1, 1));
// star poly (triggers buggs)
{
const float o = 80;
const float w = 20;
const float h = 50;
CCPoint[] star = new CCPoint[]
{
new CCPoint(o + w, o - h), new CCPoint(o + w * 2, o), // lower spike
new CCPoint(o + w * 2 + h, o + w), new CCPoint(o + w * 2, o + w * 2), // right spike
};
draw.DrawPolygon(star, star.Length, new CCColor4F(1, 0, 0, 0.5f), 1, new CCColor4F(0, 0, 1, 1));
}
// star poly (doesn't trigger bug... order is important un tesselation is supported.
{
const float o = 180;
const float w = 20;
const float h = 50;
var star = new CCPoint[]
{
new CCPoint(o, o), new CCPoint(o + w, o - h), new CCPoint(o + w * 2, o), // lower spike
new CCPoint(o + w * 2 + h, o + w), new CCPoint(o + w * 2, o + w * 2), // right spike
new CCPoint(o + w, o + w * 2 + h), new CCPoint(o, o + w * 2), // top spike
new CCPoint(o - h, o + w), // left spike
};
draw.DrawPolygon(star, star.Length, new CCColor4F(1, 0, 0, 0.5f), 1, new CCColor4F(0, 0, 1, 1));
}
// Draw segment
draw.DrawSegment(new CCPoint(20, windowSize.Height), new CCPoint(20, windowSize.Height / 2), 10, new CCColor4F(0, 1, 0, 1));
draw.DrawSegment(new CCPoint(10, windowSize.Height / 2), new CCPoint(windowSize.Width / 2, windowSize.Height / 2), 40,
new CCColor4F(1, 0, 1, 0.5f));
}
public override void Update(float dt)
{
base.Update(dt);
float L = 150.0f;
CCPoint point1 = Window.WindowSizeInPixels.Center;
CCPoint d = new CCPoint(L * (float)Math.Cos(_angle), L * (float)Math.Sin(_angle));
CCPoint point2 = point1 + d;
RemoveChild(_node);
_node = new CCDrawNode();
switch (_mode)
{
case 0:
{
CCPoint point3 = point2;
//var func = Func< (PhysicsDemoRayCast::anyRay, this);
var ctx = new RayCastContext(point3);
Scene.PhysicsWorld.RayCast((world, info, data) =>
{
point3 = info.Contact;
return false;
}, point1, point2, ctx);
_node.DrawSegment(point1, point3, 1, STATIC_COLOR);
if (point2 != point3)
{
_node.DrawDot(point3, 2, new CCColor4F(1.0f, 1.0f, 1.0f, 1.0f));
}
AddChild(_node);
break;
}
case 1:
{
CCPoint point3 = point2;
float friction = 1.0f;
Func<CCPhysicsWorld, CCPhysicsRayCastInfo, RayCastContext, bool> func = new Func<CCPhysicsWorld, CCPhysicsRayCastInfo, RayCastContext, bool>(
(world, info, ctx) =>
{
if (friction > info.Fraction)
{
point3 = info.Contact;
friction = info.Fraction;
}
return true;
});
_node.DrawSegment(point1, point3, 1, STATIC_COLOR);
if (point2 != point3)
{
_node.DrawDot(point3, 2, new CCColor4F(1.0f, 1.0f, 1.0f, 1.0f));
}
AddChild(_node);
break;
}
case 2:
{
int MAX_MULTI_RAYCAST_NUM = 5;
CCPoint[] points = new CCPoint[MAX_MULTI_RAYCAST_NUM];
int num = 0;
Func<CCPhysicsWorld, CCPhysicsRayCastInfo, RayCastContext, bool> func = new Func<CCPhysicsWorld, CCPhysicsRayCastInfo, RayCastContext, bool>(
(world, info, data) =>
{
if (num < MAX_MULTI_RAYCAST_NUM)
{
points[num++] = info.Contact;
}
return true;
});
// Scene.PhysicsWorld.RayCast(func, point1, point2, null);
_node.DrawSegment(point1, point2, 1, STATIC_COLOR);
for (int i = 0; i < num; ++i)
{
_node.DrawDot(points[i], 2, new CCColor4F(1.0f, 1.0f, 1.0f, 1.0f));
}
AddChild(_node);
break;
}
default:
break;
}
_angle += 0.25f * (float)cp.M_PI / 180.0f;
}
public override void OnEnter()
{
base.OnEnter();
CCSize windowSize = Layer.VisibleBoundsWorldspace.Size;
CCDrawNode draw = new CCDrawNode();
AddChild(draw, 10);
var s = windowSize;
// Draw 10 circles
for (int i = 0; i < 10; i++)
{
draw.DrawDot(s.Center, 10 * (10 - i),
new CCColor4F(CCRandom.Float_0_1(), CCRandom.Float_0_1(), CCRandom.Float_0_1(), 1));
}
// Draw polygons
CCPoint[] points = new CCPoint[]
{
new CCPoint(windowSize.Height / 4, 0),
new CCPoint(windowSize.Width, windowSize.Height / 5),
new CCPoint(windowSize.Width / 3 * 2, windowSize.Height)
};
draw.DrawPolygon(points, points.Length, new CCColor4F(1.0f, 0, 0, 0.5f), 4, new CCColor4F(0, 0, 1, 1));
// star poly (triggers buggs)
{
const float o = 80;
const float w = 20;
const float h = 50;
CCPoint[] star = new CCPoint[]
{
new CCPoint(o + w, o - h), new CCPoint(o + w * 2, o), // lower spike
new CCPoint(o + w * 2 + h, o + w), new CCPoint(o + w * 2, o + w * 2), // right spike
};
draw.DrawPolygon(star, star.Length, new CCColor4F(1, 0, 0, 0.5f), 1, new CCColor4F(0, 0, 1, 1));
}
// star poly (doesn't trigger bug... order is important un tesselation is supported.
{
const float o = 180;
const float w = 20;
const float h = 50;
var star = new CCPoint[]
{
new CCPoint(o, o), new CCPoint(o + w, o - h), new CCPoint(o + w * 2, o), // lower spike
new CCPoint(o + w * 2 + h, o + w), new CCPoint(o + w * 2, o + w * 2), // right spike
new CCPoint(o + w, o + w * 2 + h), new CCPoint(o, o + w * 2), // top spike
new CCPoint(o - h, o + w), // left spike
};
draw.DrawPolygon(star, star.Length, new CCColor4F(1, 0, 0, 0.5f), 1, new CCColor4F(0, 0, 1, 1));
}
// Draw segment
draw.DrawSegment(new CCPoint(20, windowSize.Height), new CCPoint(20, windowSize.Height / 2), 10, new CCColor4F(0, 1, 0, 1));
draw.DrawSegment(new CCPoint(10, windowSize.Height / 2), new CCPoint(windowSize.Width / 2, windowSize.Height / 2), 40,
new CCColor4F(1, 0, 1, 0.5f));
CCSize size = Layer.VisibleBoundsWorldspace.Size;
var visibleRect = VisibleBoundsWorldspace;
// draw quad bezier path
draw.DrawQuadBezier(new CCPoint(0, size.Height),
visibleRect.Center,
(CCPoint)visibleRect.Size,
50, 3,
new CCColor4B(255, 0, 255, 255));
// draw cubic bezier path
draw.DrawCubicBezier(visibleRect.Center,
new CCPoint(size.Width / 2 + 30, size.Height / 2 + 50),
new CCPoint(size.Width / 2 + 60, size.Height / 2 - 50),
new CCPoint(size.Width, size.Height / 2), 100, 2, CCColor4B.Green);
// draw an ellipse within rectangular region
draw.DrawEllipse(new CCRect(100, 300, 100, 200), 2, CCColor4B.AliceBlue);
}
