public IntPtr AcquireDebugDrawOptions(IDebugDraw debugDraw, DebugDrawFlags flags, DebugDrawColors colors)
{
this.flags = (int)flags;
collisionPointColor = colors.CollisionPoint;
constraintColor = colors.Constraint;
shapeOutlineColor = colors.ShapeOutline;
drawCircle = spaceDebugDrawCircleCallback.ToFunctionPointer();
drawSegment = spaceDebugDrawSegmentCallback.ToFunctionPointer();
drawFatSegment = spaceDebugDrawFatSegmentCallback.ToFunctionPointer();
drawPolygon = spaceDebugDrawPolygonCallback.ToFunctionPointer();
drawDot = spaceDebugDrawDotCallback.ToFunctionPointer();
colorForShape = spaceDebugDrawColorForShapeCallback.ToFunctionPointer();
data = NativeInterop.RegisterHandle(debugDraw);
return(ToPointer());
}
private static void SpaceDebugDrawCircleCallback(Vect pos, double angle, double radius, DebugColor outlineColor, DebugColor fillColor, voidptr_t data)
{
IDebugDraw debugDraw = NativeInterop.FromIntPtr <IDebugDraw>(data);
debugDraw.DrawCircle(pos, angle, radius, outlineColor, fillColor);
}
private static void SpaceDebugDrawDotCallback(double size, Vect pos, DebugColor color, voidptr_t data)
{
IDebugDraw debugDraw = NativeInterop.FromIntPtr <IDebugDraw>(data);
debugDraw.DrawDot(size, pos, color);
}
private static void SpaceDebugDrawPolygonCallback(int count, cpVertPointer verts, double radius, DebugColor outlineColor, DebugColor fillColor, voidptr_t data)
{
IDebugDraw debugDraw = NativeInterop.FromIntPtr <IDebugDraw>(data);
Vect[] vectors = NativeInterop.PtrToStructureArray <Vect>(verts, count);
debugDraw.DrawPolygon(vectors, radius, outlineColor, fillColor);
}
private static void SpaceDebugDrawFatSegmentCallback(Vect a, Vect b, double radius, DebugColor outlineColor, DebugColor fillColor, voidptr_t data)
{
IDebugDraw debugDraw = NativeInterop.FromIntPtr <IDebugDraw>(data);
debugDraw.DrawFatSegment(a, b, radius, outlineColor, fillColor);
}
private static void SpaceDebugDrawSegmentCallback(Vect a, Vect b, DebugColor color, voidptr_t data)
{
IDebugDraw debugDraw = NativeInterop.FromIntPtr <IDebugDraw>(data);
debugDraw.DrawSegment(a, b, color);
}
