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3f5fc7ffe8
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193e7f2afa |
3
.idea/.gitignore
vendored
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3
.idea/.gitignore
vendored
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@ -0,0 +1,3 @@
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# Default ignored files
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/shelf/
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/workspace.xml
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6
.idea/inspectionProfiles/profiles_settings.xml
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6
.idea/inspectionProfiles/profiles_settings.xml
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@ -0,0 +1,6 @@
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<component name="InspectionProjectProfileManager">
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<settings>
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<option name="USE_PROJECT_PROFILE" value="false" />
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<version value="1.0" />
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</settings>
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</component>
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4
.idea/misc.xml
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4
.idea/misc.xml
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@ -0,0 +1,4 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="ProjectRootManager" version="2" project-jdk-name="Python 3.10" project-jdk-type="Python SDK" />
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</project>
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8
.idea/modules.xml
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8
.idea/modules.xml
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@ -0,0 +1,8 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="ProjectModuleManager">
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<modules>
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<module fileurl="file://$PROJECT_DIR$/.idea/zadanie1Analiza.iml" filepath="$PROJECT_DIR$/.idea/zadanie1Analiza.iml" />
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</modules>
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</component>
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</project>
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6
.idea/vcs.xml
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6
.idea/vcs.xml
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@ -0,0 +1,6 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="VcsDirectoryMappings">
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<mapping directory="$PROJECT_DIR$" vcs="Git" />
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</component>
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</project>
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8
.idea/zadanie1Analiza.iml
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8
.idea/zadanie1Analiza.iml
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@ -0,0 +1,8 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<module type="PYTHON_MODULE" version="4">
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<component name="NewModuleRootManager">
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<content url="file://$MODULE_DIR$" />
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<orderEntry type="inheritedJdk" />
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<orderEntry type="sourceFolder" forTests="false" />
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</component>
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</module>
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65
main.py
65
main.py
@ -5,25 +5,39 @@ class Plot:
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def __init__(self):
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self.fig, self.ax = plt.subplots()
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# Obsługa kliknięć myszą
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self.cid_click = self.fig.canvas.mpl_connect('button_press_event', self.onclick)
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self.cid_motion = self.fig.canvas.mpl_connect('motion_notify_event', self.on_mouse_move)
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self.cid_release = self.fig.canvas.mpl_connect('button_release_event', self.on_release)
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self.cid_key = self.fig.canvas.mpl_connect('key_press_event', self.on_key_press) # Obsługa klawiatury
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# Ustawienia wykresu
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plt.xlim(0, 800)
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plt.ylim(0, 600)
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plt.grid()
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self.line = []
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self.controlPoints = []
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self.curvePoints = []
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self.isDrawing = False
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self.inputMode = 0
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self.n = 15
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self.line = [] # Linia rysowana przez użytkownika
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self.controlPoints = [] # Punkty kontrolne krzywej Béziera
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self.approximation_points = [] # Punkty aproksymacji krzywej
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self.isDrawing = False # Flaga rysowania
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self.inputMode = 0 # Tryb wejścia: 0 - rysowanie linii, 1 - dodawanie punktów kontrolnych
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def on_key_press(self, event):
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"""Przełączanie trybu rysowania i dodawania punktów kontrolnych przy użyciu klawisza 'm'."""
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if event.key == 'm':
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self.inputMode = (self.inputMode + 1) % 2
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mode = "Rysowanie linii" if self.inputMode == 0 else "Dodawanie punktów kontrolnych"
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print(f"Tryb zmieniony na: {mode}")
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def onclick(self, event):
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# Tryb rysowania linii
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if self.inputMode == 0:
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self.isDrawing = True
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if self.inputMode == 1 and len(self.controlPoints) < self.n:
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# Tryb dodawania punktów kontrolnych
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elif self.inputMode == 1 and len(self.controlPoints) < 15:
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self.controlPoints.append((event.xdata, event.ydata))
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# Automatyczna generacja segmentów krzywej Béziera po dodaniu nowych punktów
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if len(self.controlPoints) >= 4:
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self.generate_bezier_segments()
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self.drawPlot()
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def on_mouse_move(self, event):
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@ -32,19 +46,38 @@ class Plot:
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self.drawPlot()
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def on_release(self, event):
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# Zakończ rysowanie linii
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if self.inputMode == 0:
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self.isDrawing = False
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self.inputMode = 1
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def generate_bezier_segments(self):
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"""Tworzy segmenty krzywej Béziera na podstawie punktów kontrolnych."""
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self.approximation_points = []
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# Dzielenie punktów kontrolnych na segmenty długości 4 (dla krzywej Béziera stopnia 3)
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for i in range(0, len(self.controlPoints) - 3, 3):
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segment = self.controlPoints[i:i + 4]
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t_values = np.linspace(0, 1, num=100)
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bezier_points = np.array([self.de_casteljau(segment, t) for t in t_values])
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self.approximation_points.append(bezier_points)
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def drawPlot(self):
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self.ax.clear()
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self.ax.plot(*zip(*self.line), color='red', label='linia')
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# Rysowanie linii narysowanej przez użytkownika
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if len(self.line) > 1:
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self.ax.plot(*zip(*self.line), color='red', label='Linia narysowana')
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# Rysowanie punktów kontrolnych
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if len(self.controlPoints) > 0:
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self.ax.scatter(*zip(*self.controlPoints), color='black', label='Punkty kontrolne')
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if len(self.controlPoints) >= self.n:
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t_values = np.linspace(0, 1, num=100)
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bezier_points = np.array([self.de_casteljau(t) for t in t_values])
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self.ax.plot(bezier_points[:, 0], bezier_points[:, 1], color='blue', label='Krzywa Béziera')
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# Rysowanie segmentów krzywej Béziera (dodanie etykiety tylko raz)
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first_segment = True
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for segment in self.approximation_points:
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if first_segment:
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self.ax.plot(segment[:, 0], segment[:, 1], color='blue', label='Krzywa Béziera')
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first_segment = False
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else:
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self.ax.plot(segment[:, 0], segment[:, 1], color='blue')
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self.ax.legend()
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self.ax.set_xlim(0, 800)
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@ -52,8 +85,9 @@ class Plot:
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self.ax.grid()
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plt.draw()
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def de_casteljau(self, t):
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points = np.array(self.controlPoints)
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def de_casteljau(self, points, t):
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"""Oblicza punkt na krzywej Béziera za pomocą algorytmu de Casteljau dla danego t."""
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points = np.array(points)
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n = len(points)
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for r in range(1, n):
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for i in range(n - r):
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@ -66,4 +100,3 @@ class Plot:
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if __name__ == "__main__":
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plot = Plot()
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plot.run()
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