Class: CP::Space

Inherits:
Object
  • Object
show all
Defined in:
lib/chipmunk.rb,
ext/chipmunk/rb_cpSpace.c

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 58

static VALUE
rb_cpSpaceInitialize(VALUE self) {
  cpSpace *space = SPACE(self);
  cpSpaceInit(space);

  // These might as well be in one shared hash.
  rb_iv_set(self, "@static_shapes", rb_ary_new());
  rb_iv_set(self, "@active_shapes", rb_ary_new());
  rb_iv_set(self, "@bodies", rb_ary_new());
  rb_iv_set(self, "@constraints", rb_ary_new());
  rb_iv_set(self, "@blocks", rb_hash_new());
  rb_iv_set(self, "@post_step_blocks", rb_hash_new());

  return self;
}

Instance Method Details

#activate_shapes_touching_shape(shape) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 562

static VALUE
rb_cpSpaceActivateShapesTouchingShape(VALUE self, VALUE shape) {
  cpSpaceActivateShapesTouchingShape(SPACE(self), SHAPE(shape));
  return self;
}

#activate_touching(shape) ⇒ Object

this is nicer, though :)



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# File 'ext/chipmunk/rb_cpSpace.c', line 562

static VALUE
rb_cpSpaceActivateShapesTouchingShape(VALUE self, VALUE shape) {
  cpSpaceActivateShapesTouchingShape(SPACE(self), SHAPE(shape));
  return self;
}

#add_body(body) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 357

static VALUE
rb_cpSpaceAddBody(VALUE self, VALUE body) {
  cpSpaceAddBody(SPACE(self), BODY(body));
  rb_ary_push(rb_iv_get(self, "@bodies"), body);
  return body;
}

#add_collision_func(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 225

static VALUE
rb_cpSpaceAddCollisionHandler(int argc, VALUE *argv, VALUE self) {
  VALUE a, b, obj, block;
  obj = 0;
  rb_scan_args(argc, argv, "21&", &a, &b, &obj, &block);

  VALUE id_a   = rb_obj_id(a);
  VALUE id_b   = rb_obj_id(b);
  VALUE blocks = rb_iv_get(self, "@blocks");

  if(RTEST(obj) && RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot specify both a handler object and a block.");
  } else if(RTEST(block)) {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      NULL,
      compatibilityCallback,
      NULL,
      NULL,
      (void *)block
      );

    rb_hash_aset(blocks, rb_ary_new3(2, id_a, id_b), block);
  } else if(RTEST(obj)) {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      (respondsTo(obj, id_begin)      ? beginCallback     : NULL),
      (respondsTo(obj, id_pre_solve)  ? preSolveCallback  : NULL),
      (respondsTo(obj, id_post_solve) ? postSolveCallback : NULL),
      (respondsTo(obj, id_separate)   ? separateCallback  : NULL),
      (void *)obj
      );

    rb_hash_aset(blocks, rb_ary_new3(2, id_a, id_b), obj);
  } else {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      NULL, doNothingCallback, NULL, NULL, NULL
      );
  }

  return Qnil;
}

#add_collision_handler(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 225

static VALUE
rb_cpSpaceAddCollisionHandler(int argc, VALUE *argv, VALUE self) {
  VALUE a, b, obj, block;
  obj = 0;
  rb_scan_args(argc, argv, "21&", &a, &b, &obj, &block);

  VALUE id_a   = rb_obj_id(a);
  VALUE id_b   = rb_obj_id(b);
  VALUE blocks = rb_iv_get(self, "@blocks");

  if(RTEST(obj) && RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot specify both a handler object and a block.");
  } else if(RTEST(block)) {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      NULL,
      compatibilityCallback,
      NULL,
      NULL,
      (void *)block
      );

    rb_hash_aset(blocks, rb_ary_new3(2, id_a, id_b), block);
  } else if(RTEST(obj)) {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      (respondsTo(obj, id_begin)      ? beginCallback     : NULL),
      (respondsTo(obj, id_pre_solve)  ? preSolveCallback  : NULL),
      (respondsTo(obj, id_post_solve) ? postSolveCallback : NULL),
      (respondsTo(obj, id_separate)   ? separateCallback  : NULL),
      (void *)obj
      );

    rb_hash_aset(blocks, rb_ary_new3(2, id_a, id_b), obj);
  } else {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      NULL, doNothingCallback, NULL, NULL, NULL
      );
  }

  return Qnil;
}

#add_constraint(constraint) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 364

static VALUE
rb_cpSpaceAddConstraint(VALUE self, VALUE constraint) {
  cpSpaceAddConstraint(SPACE(self), CONSTRAINT(constraint));
  rb_ary_push(rb_iv_get(self, "@constraints"), constraint);
  return constraint;
}

#add_object(obj) ⇒ Object 



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# File 'lib/chipmunk.rb', line 91

def add_object(obj)
  obj.chipmunk_objects.each{|elt| elt.add_to_space(self)}
end

#add_objects(*objs) ⇒ Object 



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# File 'lib/chipmunk.rb', line 95

def add_objects(*objs)
  objs.each{|obj| add_object(obj)}
end

#add_post_step_callback(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 325

static VALUE
rb_cpSpaceAddPostStepCallback(int argc, VALUE *argv, VALUE self) {
  VALUE obj, block;
  VALUE blocks = rb_iv_get(self, "@post_step_blocks");

  rb_scan_args(argc, argv, "10&", &obj, &block);
  if(!RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot omit the block.");
  }

  rb_hash_aset(blocks, obj, block);

  cpSpaceAddPostStepCallback(SPACE(self),
                             poststepCallback, (void *) obj, (void *) block);

  return self;
}

#add_shape(shape) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 343

static VALUE
rb_cpSpaceAddShape(VALUE self, VALUE shape) {
  cpSpaceAddShape(SPACE(self), SHAPE(shape));
  rb_ary_push(rb_iv_get(self, "@active_shapes"), shape);
  return shape;
}

#add_static_shape(shape) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 350

static VALUE
rb_cpSpaceAddStaticShape(VALUE self, VALUE shape) {
  cpSpaceAddStaticShape(SPACE(self), SHAPE(shape));
  rb_ary_push(rb_iv_get(self, "@static_shapes"), shape);
  return shape;
}

#bb_query(*args) ⇒ Object

Bounding box query.



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# File 'ext/chipmunk/rb_cpSpace.c', line 518

static VALUE
rb_cpSpaceBBQuery(int argc, VALUE *argv, VALUE self) {
  VALUE bb, layers, group, block;
  unsigned int l = ~0;
  unsigned int g =  0;
  rb_scan_args(argc, argv, "12&", &bb, &layers, &group, &block);

  if (!NIL_P(layers)) l = NUM2ULONG(layers);
  if (!NIL_P(group)) g = NUM2ULONG(group);

  cpSpaceBBQuery(
    SPACE(self), *BBGET(bb), l, g,
    (cpSpaceBBQueryFunc)bbQueryCallback, (void *)block
    );

  return Qnil;
}

#collision_bias ⇒ Object

#collision_bias= ⇒ Object

#collision_persistence ⇒ Object

#collision_persistence= ⇒ Object

#collision_slop ⇒ Object

#collision_slop= ⇒ Object

#contact_graph_enabled ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 120

static VALUE
rb_cpSpaceGetContactGraphEnabled(VALUE self) {
  return CP_INT_BOOL(SPACE(self)->enableContactGraph);
}

#contact_graph_enabled=(val) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 125

static VALUE
rb_cpSpaceSetContactGraphEnabled(VALUE self, VALUE val) {
  SPACE(self)->enableContactGraph = CP_BOOL_INT(val);
  return val;
}

#damping ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 109

static VALUE
rb_cpSpaceGetDamping(VALUE self) {
  return rb_float_new(SPACE(self)->damping);
}

#damping=(val) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 114

static VALUE
rb_cpSpaceSetDamping(VALUE self, VALUE val) {
  SPACE(self)->damping = NUM2DBL(val);
  return val;
}

#gravity ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 132

static VALUE
rb_cpSpaceGetGravity(VALUE self) {
  return VWRAP(self, &SPACE(self)->gravity);
}

#gravity=(val) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 137

static VALUE
rb_cpSpaceSetGravity(VALUE self, VALUE val) {
  SPACE(self)->gravity = *VGET(val);
  return val;
}

#idle_speed ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 85

static VALUE
rb_cpSpaceGetIdleSpeedThreshold(VALUE self) {
  return UINT2NUM(SPACE(self)->idleSpeedThreshold);
}

#idle_speed=(val) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 90

static VALUE
rb_cpSpaceSetIdleSpeedThreshold(VALUE self, VALUE val) {
  SPACE(self)->idleSpeedThreshold = NUM2INT(val);
  return val;
}

#idle_speed_threshold ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 85

static VALUE
rb_cpSpaceGetIdleSpeedThreshold(VALUE self) {
  return UINT2NUM(SPACE(self)->idleSpeedThreshold);
}

#idle_speed_threshold=(val) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 90

static VALUE
rb_cpSpaceSetIdleSpeedThreshold(VALUE self, VALUE val) {
  SPACE(self)->idleSpeedThreshold = NUM2INT(val);
  return val;
}

#iterations ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 98

static VALUE
rb_cpSpaceGetIterations(VALUE self) {
  return INT2NUM(SPACE(self)->iterations);
}

#iterations=(val) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 103

static VALUE
rb_cpSpaceSetIterations(VALUE self, VALUE val) {
  SPACE(self)->iterations = NUM2INT(val);
  return val;
}

#on_collision(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 225

static VALUE
rb_cpSpaceAddCollisionHandler(int argc, VALUE *argv, VALUE self) {
  VALUE a, b, obj, block;
  obj = 0;
  rb_scan_args(argc, argv, "21&", &a, &b, &obj, &block);

  VALUE id_a   = rb_obj_id(a);
  VALUE id_b   = rb_obj_id(b);
  VALUE blocks = rb_iv_get(self, "@blocks");

  if(RTEST(obj) && RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot specify both a handler object and a block.");
  } else if(RTEST(block)) {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      NULL,
      compatibilityCallback,
      NULL,
      NULL,
      (void *)block
      );

    rb_hash_aset(blocks, rb_ary_new3(2, id_a, id_b), block);
  } else if(RTEST(obj)) {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      (respondsTo(obj, id_begin)      ? beginCallback     : NULL),
      (respondsTo(obj, id_pre_solve)  ? preSolveCallback  : NULL),
      (respondsTo(obj, id_post_solve) ? postSolveCallback : NULL),
      (respondsTo(obj, id_separate)   ? separateCallback  : NULL),
      (void *)obj
      );

    rb_hash_aset(blocks, rb_ary_new3(2, id_a, id_b), obj);
  } else {
    cpSpaceAddCollisionHandler(
      SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b),
      NULL, doNothingCallback, NULL, NULL, NULL
      );
  }

  return Qnil;
}

#on_default_collision(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 281

static VALUE
rb_cpSpaceSetDefaultCollisionHandler(int argc, VALUE *argv, VALUE self) {
  VALUE obj, block;
  rb_scan_args(argc, argv, "01&", &obj, &block);

  if(RTEST(obj) && RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot specify both a handler object and a block.");
  } else if(RTEST(block)) {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self),
      NULL,
      compatibilityCallback,
      NULL,
      NULL,
      (void *)block
      );

    rb_hash_aset(rb_iv_get(self, "@blocks"), ID2SYM(rb_intern("default")), block);
  } else if(RTEST(obj)) {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self),
      (respondsTo(obj, id_begin)      ? beginCallback     : NULL),
      (respondsTo(obj, id_pre_solve)  ? preSolveCallback  : NULL),
      (respondsTo(obj, id_post_solve) ? postSolveCallback : NULL),
      (respondsTo(obj, id_separate)   ? separateCallback  : NULL),
      (void *)obj
      );

    rb_hash_aset(rb_iv_get(self, "@blocks"), ID2SYM(rb_intern("default")), obj);
  } else {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self), NULL, doNothingCallback, NULL, NULL, NULL
      );
  }

  return Qnil;
}

#on_post_step(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 325

static VALUE
rb_cpSpaceAddPostStepCallback(int argc, VALUE *argv, VALUE self) {
  VALUE obj, block;
  VALUE blocks = rb_iv_get(self, "@post_step_blocks");

  rb_scan_args(argc, argv, "10&", &obj, &block);
  if(!RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot omit the block.");
  }

  rb_hash_aset(blocks, obj, block);

  cpSpaceAddPostStepCallback(SPACE(self),
                             poststepCallback, (void *) obj, (void *) block);

  return self;
}

#point_query(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 448

static VALUE
rb_cpSpacePointQuery(int argc, VALUE *argv, VALUE self) {
  VALUE point, layers, group, block;
  rb_scan_args(argc, argv, "12&", &point, &layers, &group, &block);

  cpSpacePointQuery(
    SPACE(self), *VGET(point), get_layers(layers), get_group(group),
    (cpSpacePointQueryFunc)pointQueryCallback, (void *)block
    );

  return Qnil;
}

#point_query_first(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 461

static VALUE
rb_cpSpacePointQueryFirst(int argc, VALUE *argv, VALUE self) {
  VALUE point, layers, group;
  rb_scan_args(argc, argv, "12", &point, &layers, &group);

  cpShape *shape = cpSpacePointQueryFirst(
    SPACE(self), *VGET(point),
    get_layers(layers), get_group(group)
    );

  return (shape ? (VALUE)shape->data : Qnil);
}

#reindex_shape(shape) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 424

static VALUE
rb_cpSpaceReindexShape(VALUE self, VALUE shape) {
  cpSpaceReindexShape(SPACE(self), SHAPE(shape));
  return Qnil;
}

#reindex_static ⇒ Object

cpSpaceResizeActiveHash(SPACE(self), NUM2DBL(dim), NUM2INT(count));

return Qnil;



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# File 'ext/chipmunk/rb_cpSpace.c', line 418

static VALUE
rb_cpSpaceReindexStatic(VALUE self) {
  cpSpaceReindexStatic(SPACE(self));
  return Qnil;
}

#remove_body(body) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 385

static VALUE
rb_cpSpaceRemoveBody(VALUE self, VALUE body) {
  VALUE ok = rb_ary_delete(rb_iv_get(self, "@bodies"), body);
  if(!(NIL_P(ok))) cpSpaceRemoveBody(SPACE(self), BODY(body));
  return ok;
}

#remove_collision(a, b) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 269

static VALUE
rb_cpSpaceRemoveCollisionHandler(VALUE self, VALUE a, VALUE b) {
  VALUE id_a   = rb_obj_id(a);
  VALUE id_b   = rb_obj_id(b);
  cpSpaceRemoveCollisionHandler(SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b));

  VALUE blocks = rb_iv_get(self, "@blocks");
  rb_hash_delete(blocks, rb_ary_new3(2, id_a, id_b));

  return Qnil;
}

#remove_collision_func(a, b) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 269

static VALUE
rb_cpSpaceRemoveCollisionHandler(VALUE self, VALUE a, VALUE b) {
  VALUE id_a   = rb_obj_id(a);
  VALUE id_b   = rb_obj_id(b);
  cpSpaceRemoveCollisionHandler(SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b));

  VALUE blocks = rb_iv_get(self, "@blocks");
  rb_hash_delete(blocks, rb_ary_new3(2, id_a, id_b));

  return Qnil;
}

#remove_collision_handler(a, b) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 269

static VALUE
rb_cpSpaceRemoveCollisionHandler(VALUE self, VALUE a, VALUE b) {
  VALUE id_a   = rb_obj_id(a);
  VALUE id_b   = rb_obj_id(b);
  cpSpaceRemoveCollisionHandler(SPACE(self), NUM2ULONG(id_a), NUM2ULONG(id_b));

  VALUE blocks = rb_iv_get(self, "@blocks");
  rb_hash_delete(blocks, rb_ary_new3(2, id_a, id_b));

  return Qnil;
}

#remove_constraint(constraint) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 392

static VALUE
rb_cpSpaceRemoveConstraint(VALUE self, VALUE constraint) {
  VALUE ok = rb_ary_delete(rb_iv_get(self, "@constraints"), constraint);
  if(!(NIL_P(ok))) cpSpaceRemoveConstraint(SPACE(self), CONSTRAINT(constraint));
  return ok;
}

#remove_object(obj) ⇒ Object 



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# File 'lib/chipmunk.rb', line 99

def remove_object(obj)
  obj.chipmunk_objects.each{|elt| elt.remove_from_space(self)}
end

#remove_objects(*objs) ⇒ Object 



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# File 'lib/chipmunk.rb', line 103

def remove_objects(*objs)
  objs.each{|obj| remove_object(obj)}
end

#remove_shape(shape) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 371

static VALUE
rb_cpSpaceRemoveShape(VALUE self, VALUE shape) {
  VALUE ok = rb_ary_delete(rb_iv_get(self, "@active_shapes"), shape);
  if(!(NIL_P(ok))) cpSpaceRemoveShape(SPACE(self), SHAPE(shape));
  return ok;
}

#remove_static_shape(shape) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 378

static VALUE
rb_cpSpaceRemoveStaticShape(VALUE self, VALUE shape) {
  VALUE ok = rb_ary_delete(rb_iv_get(self, "@static_shapes"), shape);
  if(!(NIL_P(ok))) cpSpaceRemoveStaticShape(SPACE(self), SHAPE(shape));
  return ok;
}

#resize_active_hash(dim, count) ⇒ Object

cpSpaceResizeStaticHash(SPACE(self), NUM2DBL(dim), NUM2INT(count)); return Qnil;



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# File 'ext/chipmunk/rb_cpSpace.c', line 409

static VALUE
rb_cpSpaceResizeActiveHash(VALUE self, VALUE dim, VALUE count) {
  rb_raise(rb_eArgError, "resize_active_hash is obsolete");
  return Qnil;
  /* cpSpaceResizeActiveHash(SPACE(self), NUM2DBL(dim), NUM2INT(count));  
  return Qnil;
  */
}

#resize_static_hash(dim, count) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 399

static VALUE
rb_cpSpaceResizeStaticHash(VALUE self, VALUE dim, VALUE count) {
  rb_raise(rb_eArgError, "resize_static_hash is obsolete");
  return Qnil;
  /*
  cpSpaceResizeStaticHash(SPACE(self), NUM2DBL(dim), NUM2INT(count));
  return Qnil;
  */
}

#segment_query(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 479

static VALUE
rb_cpSpaceSegmentQuery(int argc, VALUE *argv, VALUE self) {
  VALUE a, b, layers, group, block;
  rb_scan_args(argc, argv, "22&", &a, &b, &layers, &group, &block);

  cpSpaceSegmentQuery(
    SPACE(self), *VGET(a), *VGET(b),
    get_layers(layers), get_group(group),
    (cpSpaceSegmentQueryFunc)segmentQueryCallback, (void *)block
    );

  return Qnil;
}

#segment_query_first(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 493

static VALUE
rb_cpSpaceSegmentQueryFirst(int argc, VALUE *argv, VALUE self) {
  VALUE a, b, layers, group, block;
  cpSegmentQueryInfo info = { NULL, 1.0f, cpvzero};

  rb_scan_args(argc, argv, "22&", &a, &b, &layers, &group, &block);

  cpSpaceSegmentQueryFirst(SPACE(self), *VGET(a), *VGET(b),
                           get_layers(layers), get_group(group), &info);
  // contrary to the standard chipmunk bindings, we also return a
  // struct here with then needed values.
  if(info.shape) {
    return rb_cpSegmentQueryInfoNew((VALUE)info.shape->data, rb_float_new(info.t), VNEW(info.n));
  }
  return Qnil;

}

#set_default_collision_func(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 281

static VALUE
rb_cpSpaceSetDefaultCollisionHandler(int argc, VALUE *argv, VALUE self) {
  VALUE obj, block;
  rb_scan_args(argc, argv, "01&", &obj, &block);

  if(RTEST(obj) && RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot specify both a handler object and a block.");
  } else if(RTEST(block)) {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self),
      NULL,
      compatibilityCallback,
      NULL,
      NULL,
      (void *)block
      );

    rb_hash_aset(rb_iv_get(self, "@blocks"), ID2SYM(rb_intern("default")), block);
  } else if(RTEST(obj)) {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self),
      (respondsTo(obj, id_begin)      ? beginCallback     : NULL),
      (respondsTo(obj, id_pre_solve)  ? preSolveCallback  : NULL),
      (respondsTo(obj, id_post_solve) ? postSolveCallback : NULL),
      (respondsTo(obj, id_separate)   ? separateCallback  : NULL),
      (void *)obj
      );

    rb_hash_aset(rb_iv_get(self, "@blocks"), ID2SYM(rb_intern("default")), obj);
  } else {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self), NULL, doNothingCallback, NULL, NULL, NULL
      );
  }

  return Qnil;
}

#set_default_collision_handler(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 281

static VALUE
rb_cpSpaceSetDefaultCollisionHandler(int argc, VALUE *argv, VALUE self) {
  VALUE obj, block;
  rb_scan_args(argc, argv, "01&", &obj, &block);

  if(RTEST(obj) && RTEST(block)) {
    rb_raise(rb_eArgError, "Cannot specify both a handler object and a block.");
  } else if(RTEST(block)) {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self),
      NULL,
      compatibilityCallback,
      NULL,
      NULL,
      (void *)block
      );

    rb_hash_aset(rb_iv_get(self, "@blocks"), ID2SYM(rb_intern("default")), block);
  } else if(RTEST(obj)) {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self),
      (respondsTo(obj, id_begin)      ? beginCallback     : NULL),
      (respondsTo(obj, id_pre_solve)  ? preSolveCallback  : NULL),
      (respondsTo(obj, id_post_solve) ? postSolveCallback : NULL),
      (respondsTo(obj, id_separate)   ? separateCallback  : NULL),
      (void *)obj
      );

    rb_hash_aset(rb_iv_get(self, "@blocks"), ID2SYM(rb_intern("default")), obj);
  } else {
    cpSpaceSetDefaultCollisionHandler(
      SPACE(self), NULL, doNothingCallback, NULL, NULL, NULL
      );
  }

  return Qnil;
}

#shape_point_query(*args) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 461

static VALUE
rb_cpSpacePointQueryFirst(int argc, VALUE *argv, VALUE self) {
  VALUE point, layers, group;
  rb_scan_args(argc, argv, "12", &point, &layers, &group);

  cpShape *shape = cpSpacePointQueryFirst(
    SPACE(self), *VGET(point),
    get_layers(layers), get_group(group)
    );

  return (shape ? (VALUE)shape->data : Qnil);
}

#shape_query(*args) ⇒ Object

Shape query.



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# File 'ext/chipmunk/rb_cpSpace.c', line 542

static VALUE
rb_cpSpaceShapeQuery(int argc, VALUE *argv, VALUE self) {
  VALUE shape, block;
  rb_scan_args(argc, argv, "1&", &shape, &block);

  cpSpaceShapeQuery(
    SPACE(self), SHAPE(shape),
    (cpSpaceShapeQueryFunc)shapeQueryCallback, (void *)block
    );

  return Qnil;
}

#sleep_time ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 74

static VALUE
rb_cpSpaceGetSleepTimeThreshold(VALUE self) {
  return INT2NUM(SPACE(self)->sleepTimeThreshold);
}

#sleep_time=(val) ⇒ Object

also define slghtly less verbose API



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# File 'ext/chipmunk/rb_cpSpace.c', line 79

static VALUE
rb_cpSpaceSetSleepTimeThreshold(VALUE self, VALUE val) {
  SPACE(self)->sleepTimeThreshold = NUM2UINT(val);
  return val;
}

#sleep_time_threshold ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 74

static VALUE
rb_cpSpaceGetSleepTimeThreshold(VALUE self) {
  return INT2NUM(SPACE(self)->sleepTimeThreshold);
}

#sleep_time_threshold=(val) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 79

static VALUE
rb_cpSpaceSetSleepTimeThreshold(VALUE self, VALUE val) {
  SPACE(self)->sleepTimeThreshold = NUM2UINT(val);
  return val;
}

#step(dt) ⇒ Object 



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# File 'ext/chipmunk/rb_cpSpace.c', line 555

static VALUE
rb_cpSpaceStep(VALUE self, VALUE dt) {
  cpSpaceStep(SPACE(self), NUM2DBL(dt));
  rb_iv_set(self, "@post_step_blocks", rb_hash_new());
  return Qnil;
}