How to use do_draw method in hypothesis

Best Python code snippet using hypothesis

tracker.py

Source:tracker.py

...273        marc_gris = brightness_contrast(image,274                                        self._image["brightness"],275                                        self._image["contrast"])276        277        self.do_draw(marc_gris, gray=True)278        279    280    def _contrast_change(self, value):281        self._image["contrast"] = int(value)282        if self._video == None: return283        284        image = self._video.frame()285        marc_gris = brightness_contrast(image,286                                        self._image["brightness"],287                                        self._image["contrast"])288        289        self.do_draw(marc_gris, gray=True)290        291    292    def _threshold_change(self, value):293        self._image["threshold"] = int(value)294        if self._video == None: return295        296        image = self._video.frame()297        marc_gris = brightness_contrast(image,298                                        self._image["brightness"],299                                        self._image["contrast"])300        301        marc_gris = threshold(marc_gris, self._image["threshold"])302        303        304        self.do_draw(marc_gris, gray=True)305        306    def _ruler_change(self, value):307        if self._video == None: return308        309        310        if not(self._onTrack):311            value = int(value)312            img = self._video.goto(value)313            self.do_draw(img, ruler=True)314        #self._axes.clear()315        #self._axes.imshow(img)316        #self._canvas.show()317        318    def load_marker(self):319        options = {"filetypes"   : [("marker files","*.mrk")]}320        321        #filename = asksaveasfilename(**options)322        filename = askopenfilename(**options)323        if filename=="":324            return325        326        327        with open(filename, 'r') as outfile:328            content = outfile.read()329            marker = json.loads(content)330            331        #storing the marker in the list332        mrkr_name = filename.split(os.sep)[-1]333        self._markers[mrkr_name] = marker334        335        #Setting the new marker as current336        self._curmarker.set(mrkr_name)337        # Creating a new menu for the new marker338        self._markermenu.add_radiobutton(label=mrkr_name,339                                         command = self.select_marker,340                                         variable=self._curmarker)341        342        #marker343        344        # Drawing the new marker345        self.draw_marker()346            347        348#        cols = ("M1VX", "M1VY", "M1VZ")349#        self._table["columns"] = cols350#        351#        for c in cols:352#            self._table.column(c, width=60, anchor='c')353#            self._table.heading(c, text=c)354#        355#        self._table["show"] = "headings"356    def select_marker(self):357        self.draw_marker()358    359    def go_start(self):360        361        # If there is no video, we move out362        if self._video == None: return363        364        img = self._video.goto_start()365        self.do_draw(img)366        367        368                    369    def go_end(self):370        # If there is no video, we move out371        if self._video == None: return372        img = self._video.goto_end()373        self.do_draw(img)374    375    def go_prev(self):376        # If there is no video, we move out377        if self._video == None: return378        img = self._video.goto_prev()379        self.do_draw(img)380    381    def go_next(self):382        # If there is no video, we move out383        if self._video == None: return384        img = self._video.goto_next()385        self.do_draw(img)386    387    def go_play(self):388        # If there is no video, we move out389        if self._video == None: return390        391        for img in self._video:392            self.do_draw(img)393        394    def open_video(self):395        #name = askopenfilename()396        name = askdirectory()397        398        self._video = videofile(name)399        self._ruler.config(to=len(self._video)-1)400        img = self._video.frame()401        self.do_draw(img)402       403        404    def mark_start(self):405        valor = int(self._ruler.get())406        self._video.mark_start(valor)407        408    def mark_end(self):409        valor = int(self._ruler.get())410        self._video.mark_end(valor)411    412    def open_callibration(self):413        options = {"filetypes"   : [("calibration files","*.ccb")],414                   "initialfile" : "camera_calibrated.ccb"}415        #filename = asksaveasfilename(**options)416        filename = askopenfilename(**options)417        if filename=="":418            return419        420        421        callib = {}422        with open(filename, 'r') as outfile:423            content = outfile.read()424            callib = json.loads(content)425            426        for k in callib:427            self._callibration[k] = array(callib[k])428            429        #print self._callibration430        431    def export_csv(self):432        options = {"filetypes"   : [("text files","*.csv")],433                   "initialfile" : "results.csv"}434        filename = asksaveasfilename(**options)435        if filename=="":436            return437        438        self._results.to_csv(filename, sep="\t")439            440    def go_exit(self):441        self._parent.destroy()442        443    def do_draw(self, img, ruler=False, gray=False):444        if not(ruler):445            self._ruler.set(self._video._ind)446        self._axes.clear()447        448        if gray:449            self._axes.imshow(img, cmap=get_cmap("gray"))450        else:451            self._axes.imshow(img)452            453        self._canvas.draw()454        self._canvas.flush_events()455        456    def draw_marker(self):457        self._axes2.clear()458        marker = self._markers[self._curmarker.get()]459        self._axes2.imshow(array(marker["marker"])*255)460        self._canvas2.draw()461    462    def track(self):        463        self._onTrack=True464        465        ind = self._curmarker.get()466        marker = self._markers[ind]467        468        mapping = {"X" : 0, "Y" : 1 , "Z" : 2}469        470        res = dict()471        index = []472        473        # Creating an new variable to hold the analysis474        for k in mapping:475            res["M"+str(ind)+"P"+k] = []476            res["M"+str(ind)+"R"+k] = []477        478        # El angulo rotado479        #res["M"+str(ind)+"a"] = []480            481        # The size of the marker482        sizes = (marker["size"], marker["size"])483        484        485        # Iterating every frame486        for frame in self._video:487            488            # Brightness and contrast analysis489            marc_gris = brightness_contrast(frame,490                                            self._image["brightness"],491                                            self._image["contrast"])492            493            marc_bw = threshold(marc_gris, self._image["threshold"])494            495            try:496            497                cnt, dist_Exo, angle, ret = find_marker_in_image(marc_bw,498                                                             marc_gris,499                                                             frame,500                                                             marker["marker"],501                                                             crnr_dist = 50,502                                                             draw_fn=self.do_draw)503                504                #print angle505            except Exception:506                ret = False507                #self._ruler.set(self._video._ind)508                self.do_draw(frame)509                continue510                511            512            try:513                ret, rvecs, tvecs = get_pose(cnt,514                                         self._callibration["matrix"],515                                         self._callibration["distortion"],516                                         angle,517                                         sizes=sizes)518            except Exception as e:519                print(e, "Algo ha salido mal")520                #self._ruler.set(self._video._ind)521                ret = False522                self.do_draw(frame)523                continue524            525            if ret:526                index.append(self._video._ind)527                for k in mapping:528                    res["M"+str(ind)+"P"+k].append(float(tvecs[mapping[k]]))529                    res["M"+str(ind)+"R"+k].append(float(rvecs[mapping[k]]))530                    531                #res["M"+str(ind)+"a"].append(angle)532            533        these_res = pd.DataFrame(res, index=index)534        self._results = pd.concat([self._results, these_res], axis=1)535        print(self._results)536            ...

world.py

Source:world.py

1# Soar (Snakes on a Robot): A Python robotics framework.2# Copyright (C) 2019 Andrew Antonitis. Licensed under the LGPLv3.3#4# soar/sim/world.py5""" Soar World and WorldObject classes/subclasses, for simulating and drawing worlds. """6import random7from math import sin, cos, pi8from soar.sim.geometry import Point, LineSegment, PointCollection9class WorldObject:10    """ An object that can be simulated and drawn in a :class:`soar.sim.world.World` on a11    :class:`soar.gui.canvas.SoarCanvas`.12    Classes that are designed to work with a World in Soar may either subclass from this class or implement its methods13    and attributes to be considered valid.14    Attributes:15        do_draw (bool): Used by a `World` to decide whether to draw the object on a canvas.16        do_step (bool): Used by a `World` to decide whether to step the object in simulation.17    Args:18        do_draw (bool): Sets the value of the `do_draw` attribute.19        do_step (bool): Sets the value of the `do_step` attribute.20        dummy (bool): Whether the object is a dummy--that is, not intended to be drawn or stepped, but used for21            some intermediate calcuation (usually collision).22        **options: Tkinter options. This may include 'tags', for drawing on a canvas, line thickness, etc.23    """24    _unique_id = 025    def __init__(self, do_draw, do_step, dummy=False, **options):  # TODO: Replace do_draw, do_step with static, dummy, etc in 2.026        self.do_draw = do_draw27        self.do_step = do_step28        self.dummy = dummy29        self.options = options30        if dummy:31            self.tags = None32        elif 'tags' in options:33            self.tags = options['tags']34        else:  # If tags are not specified, make sure this object has a unique tag35            self.tags = self.__class__.__name__ + str(self.__class__._unique_id)36            self.__class__._unique_id += 137        self.options['tags'] = self.tags38    def draw(self, canvas):39        """ Draw the object on a canvas.40        Args:41            canvas: A Tkinter Canvas or a subclass, typically a :class:`soar.gui.canvas.SoarCanvas`,42                on which the object will be drawn.43        """44        pass45    def delete(self, canvas):  # TODO: Deprecate this in 2.046        """ Delete the object from a canvas.47        Args:48            canvas: A Tkinter Canvas or a subclass, typically a :class:`soar.gui.canvas.SoarCanvas`, from which the49                object will be deleted.50        """51        if not self.dummy:52            canvas.delete(self.tags)53    def on_step(self, step_duration):54        """ Simulate the object for a step of a specified duration.55        Args:56            step_duration: The duration of the step, in seconds.57        """58        pass59    def collision(self, other, eps=1e-8):60        """ Determine whether two `WorldObject` (s) collide.61        Objects that subclass `WorldObject` should implement collision detection for every applicable class from which62        they inherit.63        Args:64            other: A supported `WorldObject` subclass with which this object could potentially collide.65            eps (float, optional): The epsilon within which to consider a collision to have occurred, different for66                each subclass.67        Returns:68            list: A list of `(x, y)` tuples consisting of all the collision points with `other`, or `None`69            if there weren't any.70        """71        pass72class Wall(WorldObject, LineSegment):73    """ A straight wall with Tk options and collision detection.74    Note that these walls are infinitely thin, so on-edge collision cannot occur.75    Args:76        p1: An `(x, y)` tuple or a :class:`soar.sim.geometry.Point` as the first endpoint of the wall.77        p1: An `(x, y)` tuple or a :class:`soar.sim.geometry.Point` as the second endpoint of the wall.78        eps (float): The epsilon within which to consider a wall vertical or horizontal.79        **options: Tkinter options.80    """81    def __init__(self, p1, p2, eps=1e-8, **options):82        WorldObject.__init__(self, do_draw=True, do_step=False, **options)83        LineSegment.__init__(self, p1, p2, eps)84        if 'width' not in options:85            self.options['width'] = 2.0  # By default walls are 2 pixels wide86    def draw(self, canvas):87        """ Draw the object on a canvas.88        Args:89            canvas: A Tkinter Canvas or a subclass, typically a :class:`soar.gui.canvas.SoarCanvas`, on which the90                object will be drawn.91        """92        if not self.dummy:93            canvas.create_line(self.p1[0], self.p1[1], self.p2[0], self.p2[1], **self.options)94            self.do_draw = False  # For a line drawn each frame, subclass this class95    def collision(self, other, eps=1e-8):96        """ Determine whether two walls intersect.97        Args:98            other: A `Wall`, or other `LineSegment` subclass.99            eps (float): The epsilon within which to consider two parallel lines the same line.100        Returns:101            A list of `(x, y)` tuples consisting of the intersection(s), or `None` if the segments do not intersect.102        """103        if isinstance(other, LineSegment):104            intersects = LineSegment.intersection(self, other, eps)105            return intersects106class Ray(Wall):107    """ A ray of a specified length, origin and direction.108    Args:109        pose: An `(x, y, theta)` tuple or :class:`soar.sim.geometry.Pose` as the origin of the ray.110        length (float): The length of the ray.111        **options: Tkinter options.112    """113    def __init__(self, pose, length, eps=1e-8, **options):114        x0, y0, theta = pose115        x1, y1 = x0+cos(theta)*length, y0+sin(theta)*length116        Wall.__init__(self, (x0, y0), (x1, y1), eps=eps, **options)117        self.length = length118class Polygon(PointCollection, WorldObject):119    """ A movable polygon with Tkinter options.120    Args:121        points: A list of `(x, y)` tuples or :class:`soar.sim.geometry.Point`.122        center: An `(x, y)` tuple or :class:`soar.sim.geometry.Point` as the pivot or center of the collection.123        **options: Tkinter options.124    """125    def __init__(self, points, center=None, **options):126        PointCollection.__init__(self, points, center)127        WorldObject.__init__(self, do_draw=True, do_step=False, **options)128    @property129    def borders(self):  # Build perimeter lines for collision detection130        return [LineSegment(self.points[i-1], self.points[i]) for i in range(len(self.points))]131    def draw(self, canvas):132        """ Draw the object on a canvas.133        Args:134            canvas: A Tkinter Canvas or a subclass, typically a :class:`soar.gui.canvas.SoarCanvas`, on which the135                object will be drawn.136        """137        if not self.dummy:138            flat_points = [p for pair in self.points for p in pair]139            canvas.create_polygon(*flat_points, **self.options)140            self.do_draw = False141    def collision(self, other, eps=1e-8):142        """ Determine whether the polygon intersects with another `WorldObject`.143        Args:144            other: Either a `Polygon` or a `Wall` as the other object.145            eps (float, optional): The epsilon within which to consider a collision to have occurred.146        """147        if isinstance(other, Polygon):  # Might be able to do this better I suppose148            intersects = []149            for i in self.borders:150                for j in other.borders:151                    line_intersects = i.intersection(j, eps=eps)152                    if line_intersects:153                        intersects.extend(line_intersects)154            return intersects if len(intersects) > 0 else None155        elif isinstance(other, Wall):156            intersects = []157            for i in self.borders:158                line_intersects = i.intersection(other, eps=eps)159                if line_intersects:160                    intersects.extend(line_intersects)161            return intersects if len(intersects) > 0 else None162class Block(Polygon):163    """ An arbitrarily thick wall centered on a line.164    Useful when infinitely-thin lines are causing issues with collision detection.165    Args:166        p1: An `(x, y)` tuple or :class:`soar.sim.geometry.Point` as the first endpoint of the line segment.167        p1: An `(x, y)` tuple or :class:`soar.sim.geometry.Point` as the second endpoint of the line segment.168        thickness (float): The thickness of the block to expand out from the line on which it is centered.169        **options: Tkinter options.170    """171    def __init__(self, p1, p2, thickness=0.002, **options):172        self.thickness = thickness173        # Build the perimeter of the wall as points174        p1 = Point(*p1)175        p2 = Point(*p2)176        mid = p1.midpoint(p2)177        points = []178        for endpoint in [p1, p2]:179            temp = endpoint.scale(1.0+thickness/endpoint.distance(mid), mid)180            pivot = temp.midpoint(endpoint)181            temp2 = temp.rotate(pivot, -pi / 2)182            temp = temp.rotate(pivot, pi/2)183            points.extend([temp, temp2])184        Polygon.__init__(self, points, center=None, **options)185        if 'fill' not in options:186            options.update({'fill': 'black'})187    @property188    def borders(self):  # Build perimeter lines dynamically189        return [Wall(self.points[i-1], self.points[i], **self.options) for i in range(len(self.points))]190    def draw(self, canvas):191        """ Draw the object on a canvas.192        Args:193            canvas:  A Tkinter Canvas or a subclass, typically a :class:`soar.gui.canvas.SoarCanvas`, on which the194                object will be drawn.195        """196        if not self.dummy:197            for wall in self.borders:198                wall.draw(canvas)199            self.do_draw = False200class World:201    """ A simulated world containing objects that can be simulated stepwise and drawn on a202    :class:`soar.gui.canvas.SoarCanvas`.203    Attributes:204        dimensions (tuple): An `(x, y)` tuple representing the worlds length and height.205        initial_position: An `(x, y, theta)` or :class:`soar.sim.geometry.Pose` representing the robot's206                          initial position in the world.207        objects (list): A list of (`WorldObject`, layer) tuples containing all of the world's objects.208        layer_max (int): The highest layer currently allocated to an object in the world.209        canvas: An instance of :class:`soar.gui.canvas.SoarCanvas`, if the world is being drawn, otherwise `None`.210    Args:211        dimensions (tuple): An `(x, y)` tuple representing the worlds length and height.212        initial_position: An `(x, y, theta)` or :class:`soar.sim.geometry.Pose` representing the robot's213                          initial position in the world.214        objects (list): The initial `WorldObject` (s) to add to the world215    """216    def __init__(self, dimensions, initial_position, objects=None):217        self.dimensions = dimensions218        self.initial_position = initial_position219        self.objects = []220        self.layer_max = -1221        self.canvas = None222        if objects:223            for obj in objects:224                self.add(obj)225        # Build boundary walls226        x, y = self.dimensions227        for wall in [Wall((0, 0), (x, 0)), Wall((x, 0), (x, y)), Wall((x, y), (0, y)), Wall((0, y), (0, 0))]:228            self.add(wall)229    def __getitem__(self, item):230        """ Iterating over a world is the same as iterating over the (sorted) object list. """231        return self.objects[item][0]232    def add(self, obj, layer=None):233        """ Add an object to the world, with an optional layer specification.234        Args:235            obj: A `WorldObject` (or a subclass instance).236            layer (int): The layer on which the object is to be drawn. Objects are drawn in order from smallest to237                largest layer. If this argument is `None`, the object's layer will be set to one higher than the238                highest layer in the objects list.239        """240        if layer is None:241            layer = self.layer_max + 1242            self.layer_max += 1243        elif layer > self.layer_max:244            self.layer_max = layer245        self.objects.append((obj, layer))246        self.objects.sort(key=lambda tup: tup[1])  # Sort the list of objects by layer priority247        setattr(obj, 'world', self)  # Ensure that every object has a back reference to the world248    def draw(self, canvas):249        """ Draw the world on a canvas.250        Objects are drawn in order from the lowest to highest layer if their `do_draw` attribute is True.251        Args:252            canvas: The :class:`soar.gui.canvas.SoarCanvas` on which to draw the world. How each object is drawn is up253                to the object.254        """255        self.canvas = canvas256        for obj, layer in self.objects:  # The list of objects is already sorted by layer257            if obj.do_draw:258                obj.draw(canvas)259    def delete(self, canvas):  # TODO: Deprecate this in 2.0260        """ Delete the world from a canvas, by deleting each object at a time.261        Args:262            canvas: The :class:`soar.gui.canvas.SoarCanvas` from which to delete.263        """264        for obj, layer in self.objects:265            if obj.do_draw:  # Objects only need to be deleted if they were drawn266                obj.delete(canvas)267    def on_step(self, step_duration):268        """ Perform a single step on the world's objects.269        Args:270            step_duration (float): The duration of the step in seconds.271        """272        for obj, layer in self.objects:273            if obj.do_step:274                obj.on_step(step_duration)275    def find_all_collisions(self, obj, eps=1e-8, condition=None):276        """ Finds all the collisions of a `WorldObject` subclass with objects in the world.277        Args:278            obj: A `WorldObject` or subclass instance. Objects in the world must know how to collide with it.279            eps (float, optional): An optional epsilon within which to consider a collision to have occurred. What that280                means differs between `WorldObject` subclasses.281            condition (optional): A function to apply to each object in the world that must be `True` in order for it282                to be considered.283        Returns:284            list: A list of `(world_obj, p)` tuples, where `world_obj` is the object that collided and `p` is the285            :class:`soar.sim.geometry.Point` at which the collision occurred. If multiple collision points occurred with286            the same object, each will be listed separately. If no collisions occurred, returns `None`.287        """288        collisions = []289        for world_obj in self:290            if condition is None or condition(world_obj):  # True if no condition or if the object matches291                obj_collisions = world_obj.collision(obj, eps)292                if obj_collisions:293                    for single_collision in obj_collisions:294                        collisions.append((world_obj, single_collision))...

callibration.py

Source:callibration.py

...165        166        if not(self._onCallibrate):167            value = int(value)168            img = self._video.goto(value)169            self.do_draw(img, ruler=True)170        #self._axes.clear()171        #self._axes.imshow(img)172        #self._canvas.show()173        174    def define_chess(self):175        #d = DefineChess(self._parent)176        d = DefineChess(self._parent,177                        self._chess["shape"],178                        self._chess["size"])179        180        try:181            shape, thesize= d.result182        except TypeError:183            return184        185        print(shape, thesize)186        self._chess = { "shape" : shape,187                        "size"  : thesize}188        189    def go_start(self):190        191        # If there is no video, we move out192        if self._video == None: return193        194        img = self._video.goto_start()195        self.do_draw(img)196        197        198                    199    def go_end(self):200        # If there is no video, we move out201        if self._video == None: return202        img = self._video.goto_end()203        self.do_draw(img)204    205    def go_prev(self):206        # If there is no video, we move out207        if self._video == None: return208        img = self._video.goto_prev()209        self.do_draw(img)210    211    def go_next(self):212        # If there is no video, we move out213        if self._video == None: return214        img = self._video.goto_next()215        self.do_draw(img)216    217    def go_play(self):218        # If there is no video, we move out219        if self._video == None: return220        221        for img in self._video:222            self.do_draw(img)223        224    def open_video(self):225        #name = askopenfilename()226        name = askdirectory()227        228        self._video = videofile(name)229        self._ruler.config(to=len(self._video)-1)230        img = self._video.frame()231        self.do_draw(img)232        233        234    def mark_start(self):235        valor = int(self._ruler.get())236        self._video.mark_start(valor)237        238    def mark_end(self):239        valor = int(self._ruler.get())240        self._video.mark_end(valor)241    242    def save_callibration(self):243        options = {"filetypes"   : [("calibration files","*.ccb")],244                   "initialfile" : "camera_calibrated.ccb"}245        filename = asksaveasfilename(**options)246        if filename=="":247            return248        249        with open(filename, 'w') as outfile:250            json.dump(self._callibration, outfile)251            #matrix = self._callibration["matrix"].tolist()252            #json.dump(matrix, outfile)253            #distortion = self._callibration["distortion"].tolist()254            #json.dump(distortion, outfile)255            256    def go_exit(self):257        self._parent.destroy()258        259    def do_draw(self, img, ruler=False):260        if not(ruler):261            self._ruler.set(self._video._ind)262        self._axes.clear()263        self._axes.imshow(img)264        self._canvas.draw()265        self._canvas.flush_events()266    267    def callibrate(self):268        self._onCallibrate=True269        ret,mtx,dist,rvecs,tvecs = callibration(self._video,270                                                self._chess["shape"],271                                                self.do_draw,272                                                the_size=self._chess["size"])273        self._onCallibrate=False...

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