()
| 149 | print 'Cycle is closed' |
| 150 | |
| 151 | def Blending(): |
| 152 | global points |
| 153 | L = len(points) |
| 154 | if L <= m: |
| 155 | print 'Make some more points first!' |
| 156 | return |
| 157 | if lOpen: |
| 158 | knot = StandardKnot() |
| 159 | if len(knot) == 0: |
| 160 | return |
| 161 | else: |
| 162 | knot = range(L) |
| 163 | print knot |
| 164 | x0 = ScreenW * 0.2 |
| 165 | y0 = ScreenH * 0.2 |
| 166 | scaley = ScreenH * 0.7 |
| 167 | scalex = ScreenW / L * 0.7 |
| 168 | for k in knot: |
| 169 | x1 = k * scalex + x0 |
| 170 | y1 = ScreenH - y0 |
| 171 | C.create_line(x1, y1, x1, y1 + 20) |
| 172 | for k in range(L): |
| 173 | t = 0.0 |
| 174 | step = 0.1 |
| 175 | x1 = x0 |
| 176 | y1 = y0 |
| 177 | if lOpen: |
| 178 | z = L - m + 1 |
| 179 | else: |
| 180 | z = L |
| 181 | while t <= z: |
| 182 | if lOpen: |
| 183 | p = Nopen(k,m,t,knot) |
| 184 | else: |
| 185 | p = Nopen(0,m,mod(t-k,L),knot) |
| 186 | x2 = t * scalex + x0 |
| 187 | y2 = ScreenH - p * scaley - y0 |
| 188 | C.create_line(x1, y1, x2, y2) |
| 189 | x1 = x2 |
| 190 | y1 = y2 |
| 191 | t = t + step |
| 192 | |
| 193 | m = 3 |
| 194 | lOpen = True |
nothing calls this directly
no test coverage detected