コード例 #1
0
 def setup(self):
   """
   Built-in method of a Scene object from Pythonista
   """
   self.nodes = []
   self.w, self.h = (100, 100)
   scene_drawing.fill(1, 0, 0)
   scene_drawing.stroke(1, 1, 1)
   scene_drawing.stroke_weight(2)
コード例 #2
0
    def update(self):
        gx, gy, gz = get_gravity()
        m = magnorm()
        if sum(m):
            mx, my, mz = m
            wx, wy, wz = my * gz - mz * gy, mz * gx - mx * gz, mx * gy - my * gx
            absw = sqrt(sum(map(lambda t: t**2, (wx, wy, wz))))
            for i in wx, wy, wz:
                i /= absw
            sx, sy, sz = gy * wz - gz * wy, gz * wx - gx * wz, gx * wy - gy * wx
            alpha = atan2(sy * gx - sx * gy, wx * gy - wy * gx)
            if alpha < 0:
                alpha += 2 * pi
            eta = acos(-gz)
            rho = atan2(-gx, -gy)
            if rho < 0:
                rho += 2 * pi
        cvert = [[4, 4, 4], [-4, 4, 4], [4, -4, 4], [4, 4, -4]]
        lne = 1 / sqrt(1 - gz**2)
        neta = [-gy * lne, gx * lne, 0]
        try:
            eta
        except:
            eta = alpha = rho = 0


#		quats=[[rho,[0,0,1]],[alpha,[-gx,-gy,-gz]],[eta,neta]]
        physvert = [None for i in range(8)]
        for j in range(4):
            i = cvert[j]
            cx = -i[0] * wx + i[1] * sx - i[2] * gx / 2.8
            cy = -i[0] * wy + i[1] * sy - i[2] * gy / 2.8
            cz = -i[0] * wz + i[1] * sz - i[2] * gz / 2.8
            cvert[j] = [cx, cy, cz]
        inds = ((0, 1, 3, 4), (6, 7, 5, 2))
        for i in range(4):
            physvert[inds[0][i]] = cvert[i]
            physvert[inds[1][i]] = list(map(lambda x: -x, cvert[i]))
        faces = ((2, 3, 6, 7, '#ff6060'), (0, 1, 4, 5, '#a00000'),
                 (0, 3, 4, 7, '#60ff60'), (1, 2, 5, 6, '#00a000'),
                 (0, 1, 3, 2, '#6060ff'), (4, 5, 7, 6, '#0000a0'))
        faceord = sorted(
            [0, 1, 2, 3, 4, 5],
            key=lambda x: sum([physvert[n][2] for n in faces[x][:4]]))
        visvert = []
        D = 4 * 2048 * .5 / (.61 * 19.8)
        centx, centy = self.size / 2
        for i in physvert:
            z = i[2]
            rad = D * 4 * sqrt(48 - z**2) / (65 - z)
            visvert.append((rad * i[0] + centx, rad * i[1] + centy))
        for i in faceord:
            scene_drawing.fill(faces[i][4])
            scene_drawing.triangle_strip([visvert[j] for j in faces[i][:4]])
コード例 #3
0
    def draw(self):
        sd.stroke_weight(0.4)
        sd.fill(255, 255, 0)

        timenow = time.time()
        x = linspace(-10, 0, 1000)
        y = sin((x - timenow))

        #renormalize data
        x, y = self.resize(x, y)

        self.plot(x, y)
コード例 #4
0
ファイル: anthill.py プロジェクト: quadrohedron/anthill
 def draw(self):
     if self.ds:
         dn, dx = self.ds
         z = self.zoom
         if True:
             for x in range(-dn, dn + 1):
                 for y in range(-dn, dn + 1):
                     if (x, y) in self.content:
                         t = self.content[x, y]
                         scdr.fill(self.types[t][1])
                     else:
                         scdr.fill(self.bgr[1])
                     xr = dx + z * (dn + x)
                     yr = dx + z * (dn + y)
                     scdr.rect(xr, yr, z, z)
         elif self.redraw:
             x, y = self.redraw
             if (x, y) in self.content:
                 t = self.content[x, y]
                 scdr.fill(self.types[t][1])
             else:
                 scdr.fill(self.bgr[1])
             xr = dx + z * (dn + x)
             yr = dx + z * (dn + y)
             scdr.rect(xr, yr, z, z)
コード例 #5
0
	def update(self):
		gx,gy,gz=get_gravity()
		m=magnorm()
		if sum(m):
			mx,my,mz=m
			wx,wy,wz=my*gz-mz*gy,mz*gx-mx*gz,mx*gy-my*gx
			absw=sqrt(sum(map(lambda t: t**2,(wx,wy,wz))))
			for i in wx,wy,wz:
				i/=absw
			sx,sy,sz=gy*wz-gz*wy,gz*wx-gx*wz,gx*wy-gy*wx
			alpha=atan2(sy*gx-sx*gy,wx*gy-wy*gx)
			if alpha<0:
				alpha+=2*pi
			eta=acos(-gz)
			rho=atan2(-gx,-gy)
			if rho<0:
				rho+=2*pi
		cvert=[[4,4,4],[-4,4,4],[4,-4,4],[4,4,-4]]
		lne=1/sqrt(1-gz**2)
		neta=[-gy*lne,gx*lne,0]
		try:
			eta
		except:
			eta=alpha=rho=0
#		quats=[[rho,[0,0,1]],[alpha,[-gx,-gy,-gz]],[eta,neta]]
		physvert=[None for i in range(8)]
		for j in range(4):
			i=cvert[j]
			cx=-i[0]*wx+i[1]*sx-i[2]*gx/2.8
			cy=-i[0]*wy+i[1]*sy-i[2]*gy/2.8
			cz=-i[0]*wz+i[1]*sz-i[2]*gz/2.8
			cvert[j]=[cx,cy,cz]
		inds=((0,1,3,4),(6,7,5,2))
		for i in range(4):
			physvert[inds[0][i]]=cvert[i]
			physvert[inds[1][i]]=list(map(lambda x: -x,cvert[i]))
		faces=((2,3,6,7,'#ff6060'),(0,1,4,5,'#a00000'),(0,3,4,7,'#60ff60'),(1,2,5,6,'#00a000'),(0,1,3,2,'#6060ff'),(4,5,7,6,'#0000a0'))
		faceord=sorted([0,1,2,3,4,5],key=lambda x: sum([physvert[n][2] for n in faces[x][:4]]))
		visvert=[]
		D=4*2048*.5/(.61*19.8)
		centx,centy=self.size/2
		for i in physvert:
			z=i[2]
			rad=D*4*sqrt(48-z**2)/(65-z)
			visvert.append((rad*i[0]+centx,rad*i[1]+centy))
		for i in faceord:
			scene_drawing.fill(faces[i][4])
			scene_drawing.triangle_strip([visvert[j] for j in faces[i][:4]])
コード例 #6
0
 def update(self):
     gx, gy, gz = get_gravity()
     m = magnorm()
     if sum(m):
         mx, my, mz = m
         wx, wy, wz = my * gz - mz * gy, mz * gx - mx * gz, mx * gy - my * gx
         absw = sqrt(sum(map(lambda t: t**2, (wx, wy, wz))))
         wx, wy, wz = list(map(lambda t: t / absw, (wx, wy, wz)))
         sx, sy, sz = gy * wz - gz * wy, gz * wx - gx * wz, gx * wy - gy * wx
     cvert = [[4, 4, 4], [-4, 4, 4], [-4, -4, 4], [4, -4, 4], [4, 4, -4],
              [-4, 4, -4], [-4, -4, -4], [4, -4, -4]]
     try:
         wx
     except:
         wx = wy = wz = sx = sy = sz = .5
     ue = (-wx, -wy, -wz)
     un = (sx, sy, sz)
     uu = (-gx, -gy, -gz)
     physvert = [None for i in range(8)]
     for j in range(8):
         i = cvert[j]
         cx = i[0] * ue[0] + i[1] * un[0] + i[2] * uu[0]
         cy = i[0] * ue[1] + i[1] * un[1] + i[2] * uu[1]
         cz = i[0] * ue[2] + i[1] * un[2] + i[2] * uu[2]
         physvert[j] = [cx, cy, cz]
     faces = ((2, 3, 6, 7, (1, .38, .38, .9)), (0, 1, 4, 5, (.63, 0, 0,
                                                             .9)),
              (0, 3, 4, 7, (.38, 1, .38, .9)), (1, 2, 5, 6, (0, .63, 0,
                                                             .9)),
              (0, 1, 3, 2, (.38, .38, 1, .9)), (4, 5, 7, 6, (0, 0, .63,
                                                             .9)))
     faceord = sorted(
         [0, 1, 2, 3, 4, 5],
         key=lambda t: sum([physvert[n][2] for n in faces[t][:4]]))
     visvert = []
     D = 4 * self.size.width * .5 / (.61 * 19.8)
     centx, centy = self.size / 2
     for i in physvert:
         x, y, z = i
         rad = D * 20 / (65 - z)
         visvert.append((rad * x + centx, rad * y + centy))
     for i in faceord:
         scene_drawing.fill(faces[i][4])
         points = tuple(visvert[j] for j in faces[i][:4])
         scene_drawing.triangle_strip(points, points)
コード例 #7
0
	def update(self):
		gx,gy,gz=get_gravity()
		m=magnorm()
		if sum(m):
			mx,my,mz=m
			wx,wy,wz=my*gz-mz*gy,mz*gx-mx*gz,mx*gy-my*gx
			absw=sqrt(sum(map(lambda t: t**2,(wx,wy,wz))))
			wx,wy,wz=list(map(lambda t: t/absw,(wx,wy,wz)))
			sx,sy,sz=gy*wz-gz*wy,gz*wx-gx*wz,gx*wy-gy*wx
		cvert=[[4,4,4],[-4,4,4],[-4,-4,4],[4,-4,4],[4,4,-4],[-4,4,-4],[-4,-4,-4],[4,-4,-4]]
		try:
			wx
		except:
			wx=wy=wz=sx=sy=sz=.5
		ue=(-wx,-wy,-wz)
		un=(sx,sy,sz)
		uu=(-gx,-gy,-gz)
		physvert=[None for i in range(8)]
		for j in range(8):
			i=cvert[j]
			cx=i[0]*ue[0]+i[1]*un[0]+i[2]*uu[0]
			cy=i[0]*ue[1]+i[1]*un[1]+i[2]*uu[1]
			cz=i[0]*ue[2]+i[1]*un[2]+i[2]*uu[2]
			physvert[j]=[cx,cy,cz]
		faces=((2,3,6,7,(1,.38,.38,.9)),(0,1,4,5,(.63,0,0,.9)),(0,3,4,7,(.38,1,.38,.9)),(1,2,5,6,(0,.63,0,.9)),(0,1,3,2,(.38,.38,1,.9)),(4,5,7,6,(0,0,.63,.9)))
		faceord=sorted([0,1,2,3,4,5],key=lambda t: sum([physvert[n][2] for n in faces[t][:4]]))
		visvert=[]
		D=4*self.size.width*.5/(.61*19.8)
		centx,centy=self.size/2
		for i in physvert:
			x,y,z=i
			rad=D*20/(65-z)
			visvert.append((rad*x+centx,rad*y+centy))
		for i in faceord:
			scene_drawing.fill(faces[i][4])
			points=tuple(visvert[j] for j in faces[i][:4])
			scene_drawing.triangle_strip(points,points)
コード例 #8
0
ファイル: quub.py プロジェクト: quadrohedron/quub
    def update(self):
        gx, gy, gz = get_gravity()
        m = magnorm()
        if sum(m):
            mx, my, mz = m
            wx, wy, wz = my * gz - mz * gy, mz * gx - mx * gz, mx * gy - my * gx
            absw = sqrt(sum(map(lambda t: t**2, (wx, wy, wz))))
            wx, wy, wz = list(map(lambda t: t / absw, (wx, wy, wz)))
            sx, sy, sz = gy * wz - gz * wy, gz * wx - gx * wz, gx * wy - gy * wx
            #			print(sqrt(gx**2+hypot(gy,gz)**2),sqrt(sx**2+hypot(sy,sz)**2),sqrt(wx**2+hypot(wy,wz)**2))
            '''alpha=atan2(sy*gx-sx*gy,wx*gy-wy*gx)
			if alpha<0:
				alpha+=2*pi
			eta=acos(-gz)
			rho=atan2(-gx,-gy)
			if rho<0:
				rho+=2*pi'''
        cvert = [[4, 4, 4], [-4, 4, 4], [-4, -4, 4], [4, -4, 4], [4, 4, -4],
                 [-4, 4, -4], [-4, -4, -4], [4, -4, -4]]
        '''lne=1/sqrt(1-gz**2)
		neta=[-gy*lne,gx*lne,0]
		try:
			eta
		except:
			eta=alpha=rho=0'''
        #		quats=[[rho,[0,0,1]],[alpha,[-gx,-gy,-gz]],[eta,neta]]
        try:
            wx
        except:
            wx = wy = wz = sx = sy = sz = .5
        ue = (-wx, -wy, -wz)
        un = (sx, sy, sz)
        uu = (-gx, -gy, -gz)
        physvert = [None for i in range(8)]
        for j in range(8):
            i = cvert[j]
            cx = i[0] * ue[0] + i[1] * un[0] + i[2] * uu[0]
            cy = i[0] * ue[1] + i[1] * un[1] + i[2] * uu[1]
            cz = i[0] * ue[2] + i[1] * un[2] + i[2] * uu[2]
            physvert[j] = [cx, cy, cz]
        faces = ((2, 3, 6, 7, '#ff6060'), (0, 1, 4, 5, '#a00000'),
                 (0, 3, 4, 7, '#60ff60'), (1, 2, 5, 6, '#00a000'),
                 (0, 1, 3, 2, '#6060ff'), (4, 5, 7, 6, '#0000a0'))
        faceord = sorted(
            [0, 1, 2, 3, 4, 5],
            key=lambda t: sum([physvert[n][2] for n in faces[t][:4]]))
        visvert = []
        D = 4 * 2048 * .5 / (.61 * 19.8)
        centx, centy = self.size / 2
        '''basevert=[[wx,wy,wz],[sx,sy,sz],[gx,gy,gz]]
		vbvert=[]'''
        for i in physvert:
            x, y, z = i
            rad = D * 7 / (65 - z)
            visvert.append((rad * x + centx, rad * y + centy))
        '''for i in basevert:
			x,y,z=i
			x*=10
			y*=10
			z*=10
			rad=D*hypot(x,y)/(65-z)
			vbvert.append((rad*x+centx,rad*y+centy))'''
        '''if self.T:
			print('\n\ng:',gx,gy,gz)
			print('w:',wx,wy,wz)
			print('s:',sx,sy,sz)
			print('\nphys:\n',physvert)
			print('\nvis:\n',visvert)
			self.T=False'''
        for i in faceord:
            scene_drawing.fill(faces[i][4])
            scene_drawing.triangle_strip([visvert[j] for j in faces[i][:4]])
        '''colour=['#008000','#800000','#000080']
コード例 #9
0
ファイル: xplodrrr.py プロジェクト: sheblirzan/qdh_pythonista
 def update(self):
     if self.state == 'setup':
         if not self.ghostps or self.realps:
             cd = self.cdict
             Gx, Gy, npart, vmu, sigvmu, thmu, sigthmu = cd['Gx'], cd[
                 'Gy'], cd['npart'], cd['vmu'], cd['sigvmu'], cd[
                     'thmu'] * pi / 180, cd['sigthmu'] * pi / 180
             self.ghostps = []
             for i in range(npart):
                 V = random.gauss(vmu, sigvmu)
                 if thmu < 0:
                     th = 2 * pi * random.random()
                 else:
                     th = random.gauss(thmu, sigthmu)
                 v = vectd(V * cos(th), V * sin(th))
                 c = hsv2rgb(360 * random.random(),
                             min(100, random.gauss(100, 15)),
                             min(100, random.gauss(100, 25)))
                 self.ghostps.append(particle(vectd(Gx, Gy), v, c))
                 self.realps = []
     elif self.state == 'running':
         #			TS=time.time()
         #			DT=TS-self.timestamp
         DT = 1 / 60
         self.deltat += DT
         #			self.timestamp=TS
         ghlen = len(self.ghostps)
         resk = self.cdict['resk']
         for j in range(ghlen + len(self.realps)):
             if j >= ghlen:
                 i = self.realps[j - ghlen]
             else:
                 i = self.ghostps[j]
             if self.boundson:
                 COR = self.cdict['cor']
                 nx = i.p.x + i.v.x * 100 * DT
                 if nx < 0:
                     i.p.x = 0
                     i.v.x *= -COR
                     i.v.y *= COR
                 elif nx > 723:
                     i.p.x = 723
                     i.v.x *= -COR
                     i.v.y *= COR
                 else:
                     i.p.x = nx
                 ny = i.p.y + i.v.y * 100 * DT
                 if ny < 0:
                     i.p.y = 0
                     i.v.x *= COR
                     i.v.y *= -COR
                 elif ny > 703:
                     i.p.y = 703
                     i.v.x *= COR
                     i.v.y *= -COR
                 else:
                     i.p.y = ny
                 nx = i.p.x + i.v.x * 100 * DT
                 if nx < 0:
                     i.p.x = 0
                     i.v.x *= -COR
                     i.v.y *= COR
                 elif nx > 723:
                     i.p.x = 723
                     i.v.x *= -COR
                     i.v.y *= COR
             else:
                 i.p += i.v * (100 * DT)
             if self.reson:
                 i.v -= i.v.norm() * (i.v.dot(i.v) * resk)
             i.v += self.g * DT
     for i in self.ghostps + self.realps:
         scdr.fill(i.c)
         scdr.rect(i.p.x - 2, i.p.y - 2, 4, 4)
     if self.mainview:
         self.mainview['timelabel'].text = 'T = ' + str(self.deltat)
コード例 #10
0
    def update(self):
        if self.state == 'setup':
            if not self.ghostps or self.realps:
                cd = self.cdict
                Gx, Gy, npart, vmu, sigvmu, thmu, sigthmu = cd['Gx'], cd[
                    'Gy'], cd['npart'], cd['vmu'], cd['sigvmu'], cd[
                        'thmu'] * pi / 180, cd['sigthmu'] * pi / 180
                self.ghostps = []
                for i in range(npart):
                    V = random.gauss(vmu, sigvmu)
                    if thmu < 0:
                        th = 2 * pi * random.random()
                    else:
                        th = random.gauss(thmu, sigthmu)
                    v = vectd(V * cos(th), V * sin(th))
                    c = hsv2rgb(360 * random.random(),
                                min(100, random.gauss(100, 15)),
                                min(100, random.gauss(100, 25)))
                    self.ghostps.append(particle(vectd(Gx, Gy), v, c))
                    self.realps = []
        elif self.state == 'running':
            #			TS=time.time()
            #			DT=TS-self.timestamp
            DT = 1 / 60
            self.deltat += DT
            #			self.timestamp=TS
            rlen = len(self.realps)
            resk = self.cdict['resk']
            if self.ghostps:
                reloc = []
            COR = self.cdict['cor']
            for j in range(rlen + len(self.ghostps)):
                if j >= rlen:
                    i = self.ghostps[j - rlen]
                else:
                    i = self.realps[j]
                    for q in self.realps[:j] + self.realps[j + 1:]:
                        if abs(q.p - i.p) < 4:
                            c = (q.p - i.p).norm()
                            nc = vectd(-c.y, c.x)
                            vic, vqc = c.dot(i.v), c.dot(q.v)
                            vin, vqn = nc.dot(i.v), nc.dot(q.v)
                            vcmu = (vic + vqc) / 2
                            i.p -= c * 2
                            q.p += c * 2
                            i.v = c * (vcmu - vic * COR) + nc * vin
                            q.v = c * (vcmu - vqc * COR) + nc * vqn
                if self.boundson:
                    nx = i.p.x + i.v.x * 100 * DT
                    if nx < 0:
                        i.p.x = 0
                        i.v.x *= -COR
                    elif nx > 723:
                        i.p.x = 723
                        i.v.x *= -COR
                    else:
                        i.p.x = nx
                    ny = i.p.y + i.v.y * 100 * DT
                    if ny < 0:
                        i.p.y = 0
                        i.v.y *= -COR
                    elif ny > 703:
                        i.p.y = 703
                        i.v.y *= -COR
                    else:
                        i.p.y = ny
                    nx = i.p.x + i.v.x * 100 * DT
                    if nx < 0:
                        i.p.x = 0
                        i.v.x *= -COR
                    elif nx > 723:
                        i.p.x = 723
                        i.v.x *= -COR
                else:
                    i.p += i.v * (100 * DT)
                if j >= rlen:

                    if not sum(
                            map(
                                lambda x: abs(x.p - i.p) < 4,
                                self.ghostps[:j - rlen] +
                                self.ghostps[j + 1 - rlen:] + self.realps)):
                        reloc.append(j - rlen)
                if self.reson:
                    i.v -= i.v.norm() * (i.v.dot(i.v) * resk)
                i.v += self.g * DT
            if self.ghostps and reloc:
                for i in reloc:
                    self.realps.append(self.ghostps[i])
                for i in sorted(reloc, key=int.__neg__):
                    del self.ghostps[i]
        for i in self.ghostps + self.realps:
            scdr.fill(i.c)
            scdr.rect(i.p.x - 2, i.p.y - 2, 4, 4)
        if self.mainview:
            self.mainview['timelabel'].text = 'T = ' + str(self.deltat)
コード例 #11
0
	def update(self):
		if self.state=='setup':
			if not self.ghostps or self.realps:
				cd=self.cdict
				Gx,Gy,npart,vmu,sigvmu,thmu,sigthmu= cd['Gx'],cd['Gy'],cd['npart'],cd['vmu'],cd['sigvmu'], cd['thmu']*pi/180,cd['sigthmu']*pi/180
				self.ghostps=[]
				for i in range(npart):
					V=random.gauss(vmu,sigvmu)
					if thmu<0:
						th=2*pi*random.random()
					else:
						th=random.gauss(thmu,sigthmu)
					v=vectd(V*cos(th),V*sin(th))
					c=hsv2rgb(360*random.random(), min(100,random.gauss(100,15)),min(100, random.gauss(100,25)))
					self.ghostps.append(particle(vectd(Gx,Gy),v,c))
					self.realps=[]
		elif self.state=='running':
#			TS=time.time()
#			DT=TS-self.timestamp
			DT=1/60
			self.deltat+=DT
#			self.timestamp=TS
			rlen=len(self.realps)
			resk=self.cdict['resk']
			if self.ghostps:
				reloc=[]
			COR=self.cdict['cor']
			for j in range(rlen+len(self.ghostps)):
				if j>=rlen:
					i=self.ghostps[j-rlen]
				else:
					i=self.realps[j]
					for q in self.realps[:j]+self.realps[j+1:]:
						if abs(q.p-i.p)<4:
							c=(q.p-i.p).norm()
							nc=vectd(-c.y,c.x)
							vic,vqc=c.dot(i.v),c.dot(q.v)
							vin,vqn=nc.dot(i.v),nc.dot(q.v)
							vcmu=(vic+vqc)/2
							i.p-=c*2
							q.p+=c*2
							i.v=c*(vcmu-vic*COR)+nc*vin
							q.v=c*(vcmu-vqc*COR)+nc*vqn
				if self.boundson:
					nx=i.p.x+i.v.x*100*DT
					if nx<0:
						i.p.x=0
						i.v.x*=-COR
					elif nx>723:
						i.p.x=723
						i.v.x*=-COR
					else:
						i.p.x=nx
					ny=i.p.y+i.v.y*100*DT
					if ny<0:
						i.p.y=0
						i.v.y*=-COR
					elif ny>703:
						i.p.y=703
						i.v.y*=-COR
					else:
						i.p.y=ny
					nx=i.p.x+i.v.x*100*DT
					if nx<0:
						i.p.x=0
						i.v.x*=-COR
					elif nx>723:
						i.p.x=723
						i.v.x*=-COR
				else:
					i.p+=i.v*(100*DT)
				if j>=rlen:
					
					if not sum(map(lambda x:abs(x.p-i.p)<4, self.ghostps[:j-rlen]+self.ghostps[j+1-rlen:] +self.realps)):
						reloc.append(j-rlen)
				if self.reson:
					i.v-=i.v.norm()*(i.v.dot(i.v)*resk)
				i.v+=self.g*DT
			if self.ghostps and reloc:
				for i in reloc:
					self.realps.append(self.ghostps[i])
				for i in sorted(reloc,key=int.__neg__):
					del self.ghostps[i]
		for i in self.ghostps+self.realps:
			scdr.fill(i.c)
			scdr.rect(i.p.x-2,i.p.y-2,4,4)
		if self.mainview:
			self.mainview['timelabel'].text='T = '+str(self.deltat)
コード例 #12
0
	def update(self):
		if self.state=='setup':
			if not self.ghostps or self.realps:
				cd=self.cdict
				Gx,Gy,npart,vmu,sigvmu,thmu,sigthmu= cd['Gx'],cd['Gy'],cd['npart'],cd['vmu'],cd['sigvmu'], cd['thmu']*pi/180,cd['sigthmu']*pi/180
				self.ghostps=[]
				for i in range(npart):
					V=random.gauss(vmu,sigvmu)
					if thmu<0:
						th=2*pi*random.random()
					else:
						th=random.gauss(thmu,sigthmu)
					v=vectd(V*cos(th),V*sin(th))
					c=hsv2rgb(360*random.random(), min(100,random.gauss(100,15)),min(100, random.gauss(100,25)))
					self.ghostps.append(particle(vectd(Gx,Gy),v,c))
					self.realps=[]
		elif self.state=='running':
#			TS=time.time()
#			DT=TS-self.timestamp
			DT=1/60
			self.deltat+=DT
#			self.timestamp=TS
			ghlen=len(self.ghostps)
			resk=self.cdict['resk']
			for j in range(ghlen+len(self.realps)):
				if j>=ghlen:
					i=self.realps[j-ghlen]
				else:
					i=self.ghostps[j]
				if self.boundson:
					COR=self.cdict['cor']
					nx=i.p.x+i.v.x*100*DT
					if nx<0:
						i.p.x=0
						i.v.x*=-COR
						i.v.y*=COR
					elif nx>723:
						i.p.x=723
						i.v.x*=-COR
						i.v.y*=COR
					else:
						i.p.x=nx
					ny=i.p.y+i.v.y*100*DT
					if ny<0:
						i.p.y=0
						i.v.x*=COR
						i.v.y*=-COR
					elif ny>703:
						i.p.y=703
						i.v.x*=COR
						i.v.y*=-COR
					else:
						i.p.y=ny
					nx=i.p.x+i.v.x*100*DT
					if nx<0:
						i.p.x=0
						i.v.x*=-COR
						i.v.y*=COR
					elif nx>723:
						i.p.x=723
						i.v.x*=-COR
						i.v.y*=COR
				else:
					i.p+=i.v*(100*DT)
				if self.reson:
					i.v-=i.v.norm()*(i.v.dot(i.v)*resk)
				i.v+=self.g*DT
		for i in self.ghostps+self.realps:
			scdr.fill(i.c)
			scdr.rect(i.p.x-2,i.p.y-2,4,4)
		if self.mainview:
			self.mainview['timelabel'].text='T = '+str(self.deltat)