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Broke the UI somehow, but hooking up some buttons

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mitchellhansen
2019-01-09 22:50:44 -08:00
parent a8d9efb6bb
commit e165aa673f
2 changed files with 217 additions and 97 deletions
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16
.idea/inspectionProfiles/Project_Default.xml generated Normal file
View File

@@ -0,0 +1,16 @@
<component name="InspectionProjectProfileManager">
<profile version="1.0">
<option name="myName" value="Project Default" />
<inspection_tool class="PyPackageRequirementsInspection" enabled="true" level="WARNING" enabled_by_default="true">
<option name="ignoredPackages">
<value>
<list size="3">
<item index="0" class="java.lang.String" itemvalue="decorator" />
<item index="1" class="java.lang.String" itemvalue="six" />
<item index="2" class="java.lang.String" itemvalue="pkg-resources" />
</list>
</value>
</option>
</inspection_tool>
</profile>
</component>

356
main.py
View File

@@ -1,4 +1,6 @@
from tkinter import Tk, Label, filedialog, Button
#from tkinter import Tk, Label, filedialog, Button, LEFT, RIGHT,
from tkinter import *
from tkinter import filedialog
from PIL import Image, ImageTk
from svgpathtools import svg2paths, Line, QuadraticBezier, CubicBezier
import cairo, subprocess, bezier, os, math, time
@@ -6,12 +8,82 @@ import numpy as np
class GCoder(Tk):
def clear_screen(self, ):
self.png_context.rectangle(0, 0, self.bed_actual_x, self.bed_actual_y)
self.png_context.set_source_rgba(1, 1, 1, 1.0)
self.png_context.fill()
self.png_context.set_source_rgba(0, 0, 0, 1.0)
self.png_context.stroke()
self.svg_context.rectangle(0, 0, self.bed_actual_x, self.bed_actual_y)
self.svg_context.set_source_rgba(1, 1, 1, 1.0)
self.svg_context.fill()
self.svg_context.set_source_rgba(0, 0, 0, 1.0)
self.svg_context.stroke()
def flip_markers(self):
self.lift_markers = not self.lift_markers
def update_highpass_value(self, value):
self.highpass_filter = value
def re_render(self):
self.clear_screen()
# self.render_gcode()
#
# if self.label is not None:
# self.label.pack_forget()
#
# # Apply the rendered gcode image to the UI
# self.image_ref = ImageTk.PhotoImage(
# Image.frombuffer("RGBA", (self.bed_actual_x, self.bed_actual_y), self.png_surface.get_data().tobytes(), "raw", "BGRA", 0, 1))
# self.label = Label(self, image=self.image_ref)
# self.label.pack(expand=True, fill="both")
def init_surfaces(self):
self.png_surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, self.bed_actual_x, self.bed_actual_y)
self.svg_surface = cairo.SVGSurface("tmp/rendered-output-t.svg", self.bed_actual_x, self.bed_actual_y)
self.png_context = cairo.Context(self.png_surface)
self.png_context.scale(1, 1)
self.png_context.set_line_width(0.4)
self.svg_context = cairo.Context(self.svg_surface)
self.svg_context.scale(1, 1)
self.svg_context.set_line_width(0.4)
def save_surfaces(self):
self.png_surface.write_to_png('tmp/rendered-output.png')
# Save the SVG so we can view it, then immediately reopen it so it's ready for a re-render
self.svg_surface.finish()
os.rename("tmp/rendered-output-t.svg", "tmp/rendered-output.svg")
self.svg_surface = cairo.SVGSurface("tmp/rendered-output-t.svg", self.bed_actual_x, self.bed_actual_y)
self.svg_context = cairo.Context(self.svg_surface)
def __init__(self):
super().__init__()
self.png_surface = None
self.svg_surface = None
self.png_context = None
self.svg_context = None
# Setup the file structure
if not os.path.exists("output"):
os.makedirs("output")
if not os.path.exists("tmp"):
os.makedirs("tmp")
self.highpass_filter = 15
self.label = None
self.image_ref = None
# Height at which the pen touches and draws on the surface
self.touch_height = 20
@@ -22,7 +94,7 @@ class GCoder(Tk):
# XY movement speed
self.speed = 500
# Weather we render lift markers
self.lift_markers = True
self.lift_markers = False
# X and Y offsets to place the image on A11 paper
self.offset_x = 75 + self.head_x_offset
@@ -33,6 +105,10 @@ class GCoder(Tk):
self.bed_min_x = self.offset_x
self.bed_max_y = 280
self.bed_min_y = 20
self.bed_actual_x = 300
self.bed_actual_y = 300
# First cycle base case flag
self.started = False
self.gcode_preamble = '''
@@ -54,42 +130,51 @@ class GCoder(Tk):
M84 ; Turn off the motors
'''.format(75)
w, h = 300, 300
# UI counter for times the pen was lifted
self.lift_counter = 0
self.geometry("{}x{}".format(w, h))
# Initialize TK
self.geometry("{}x{}".format(self.bed_actual_x, self.bed_actual_y))
self.surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, 300, 300)
# UI ELEMENTS
self.init_surfaces()
self.context = cairo.Context(self.surface)
self.context.scale(1, 1)
self.context.set_line_width(0.4)
self.rightframe = Frame(self)
self.rightframe.pack(side=RIGHT)
self.button = Button(self, text="Select Image", command=self.file_select_callback)
self.button = Button(self.rightframe, text="Select Image", command=self.file_select_callback)
self.button.pack()
self.button = Button(self.rightframe, text="Re-Render", command=self.re_render)
self.button.pack()
self.lift_markers_checkbox = Checkbutton(self.rightframe, text="Lift Markers", command=self.flip_markers)
self.lift_markers_checkbox.pack()
self.highpass_slider = Scale(self.rightframe, command=self.update_highpass_value, resolution=0.1, to=15)
self.highpass_slider.set(self.highpass_filter)
self.highpass_slider.pack()
# Start TK
self.mainloop()
def file_select_callback(self):
filepath = filedialog.askopenfilename(initialdir=".", title="Select file",
filetypes=(("jpeg files", "*.jpg"), ("all files", "*.*")))
# User didn't select a file
if len(filepath) is 0:
return
self.context.rectangle(0, 0, 300, 300)
self.context.set_source_rgba(1, 1, 1, 1.0)
self.context.fill()
self.context.set_source_rgba(0, 0, 0, 1.0)
filename = os.path.basename(filepath)
self.convert_image(filename)
self.convert_gcode()
self.clear_screen()
self.render_gcode()
self._image_ref = ImageTk.PhotoImage(
Image.frombuffer("RGBA", (300, 300), self.surface.get_data().tobytes(), "raw", "BGRA", 0, 1))
self.label = Label(self, image=self._image_ref)
self.image_ref = ImageTk.PhotoImage(Image.frombuffer("RGBA", (self.bed_actual_x, self.bed_actual_y), self.png_surface.get_data().tobytes(), "raw", "BGRA", 0, 1))
self.label = Label(self, image=self.image_ref)
self.label.pack(expand=True, fill="both")
def convert_image(self, file_name):
@@ -106,7 +191,7 @@ class GCoder(Tk):
print("Running mkbitmap...")
start = time.time()
subprocess.call(["mkbitmap", "input-images/{}.bmp".format(base_name), "-x",
"-f", "15",
"-f", "{}".format(self.highpass_filter),
# "-b", "0",
"-o", "input-images/{}-n.bmp".format(base_name)
])
@@ -124,6 +209,109 @@ class GCoder(Tk):
])
print("Run took [{:.2f}] seconds\n".format(time.time() - start))
def convert_gcode(self):
# read in the svg
paths, attributes = svg2paths("tmp/conversion-output.svg")
bounding_x_max = None
bounding_x_min = None
bounding_y_max = None
bounding_y_min = None
for path in paths:
bbox = path.bbox()
if bounding_x_max is None or bbox[0] > bounding_x_max:
bounding_x_max = bbox[0]
if bounding_x_min is None or bbox[1] < bounding_x_min:
bounding_x_min = bbox[1]
if bounding_y_max is None or bbox[2] > bounding_y_max:
bounding_y_max = bbox[2]
if bounding_y_min is None or bbox[3] > bounding_y_min:
bounding_y_min = bbox[3]
print("Maximum X : {:.2f}".format(bounding_x_max))
print("Minimum Y : {:.2f}".format(bounding_x_min))
print("Maximum X : {:.2f}".format(bounding_y_max))
print("Minimum Y : {:.2f}".format(bounding_y_min))
max_dim = max(bounding_x_max, bounding_x_min, bounding_y_max, bounding_y_min)
scale = (300 - self.offset_x) / max_dim
print("Scaling to : {:.5f}\n".format(scale))
# Start the gcode
gcode = ""
gcode += self.gcode_preamble
# Walk through the paths and create the GCODE
for path in paths:
previous_x = None
previous_y = None
for part in path:
start = part.start
end = part.end
start_x = start.real * scale + self.offset_x
start_y = start.imag * scale + self.offset_y
end_x = end.real * scale + self.offset_x
end_y = end.imag * scale + self.offset_y
# Check to see if the endpoint of the last cycle continues and wether we need to lift the pen or not
lift = True
if previous_x is not None and previous_y is not None:
if abs(start.real - previous_x) < 30 and abs(start.imag - previous_y) < 30:
lift = False
# if the pen needs to lift,
# if lift:
previous_x = end.real
previous_y = end.imag
if lift:
gcode += "G1 Z{:.3f}\n".format(self.raise_height + self.touch_height)
else:
gcode += "# NOT LIFTING [{}]\n".format(self.lift_counter)
if isinstance(part, CubicBezier):
nodes = np.asfortranarray([
[start.real, part.control1.real, part.control2.real, end.real],
[start.imag, part.control1.imag, part.control2.imag, end.imag],
])
curve = bezier.Curve.from_nodes(nodes)
evals = []
pos = np.linspace(0.1, 1, 10)
for i in pos:
evals.append(curve.evaluate(i))
gcode += "G1 X{:.3f} Y{:.3f}\n".format(start_x, start_y)
gcode += "G1 Z{:.3f} \n".format(self.touch_height)
for i in evals:
x = i[0][0]
y = i[1][0]
gcode += "G1 X{:.3f} Y{:.3f}\n".format(x * scale + self.offset_x, y * scale + self.offset_y)
if isinstance(part, Line):
gcode += "G1 X{:.3f} Y{:.3f}\n".format(start_x, start_y)
gcode += "G1 Z{:.3f} \n".format(self.touch_height)
gcode += "G1 X{:.3f} Y{:.3f}\n".format(end_x, end_y)
gcode += self.gcode_end
output_gcode = open("output/gcode-output.gcode", "w")
output_gcode.write(gcode)
output_gcode.close()
def render_gcode(self):
file = open("output/gcode-output.gcode", "r")
@@ -158,8 +346,20 @@ class GCoder(Tk):
# signify a lift
if prev_x is not None and prev_y is not None and self.lift_markers:
self.context.arc(prev_x - self.head_x_offset, prev_y, 0.5, 0, 2*math.pi)
self.context.stroke()
self.png_context.arc(prev_x - self.head_x_offset, prev_y, 0.5, 0, 2 * math.pi)
self.png_context.stroke()
self.svg_context.arc(prev_x - self.head_x_offset, prev_y, 0.5, 0, 2 * math.pi)
self.svg_context.stroke()
self.svg_context.set_source_rgba(1, 1, 1, 1.0)
self.svg_context.select_font_face("Purisa", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL)
self.svg_context.set_font_size(3)
self.svg_context.move_to(prev_x - self.head_x_offset, prev_y)
self.svg_context.show_text(str(self.lift_counter))
self.lift_counter += 1
self.svg_context.stroke()
self.svg_context.set_source_rgba(0, 0, 0, 1.0)
prev_x = None
prev_y = None
@@ -167,10 +367,13 @@ class GCoder(Tk):
y = None
if (prev_x != x and prev_x is not None) or (prev_y != y and prev_y is not None):
self.context.line_to(prev_x - self.head_x_offset, prev_y)
self.context.line_to(x - self.head_x_offset, y)
self.context.stroke()
self.png_context.line_to(prev_x - self.head_x_offset, prev_y)
self.png_context.line_to(x - self.head_x_offset, y)
self.png_context.stroke()
self.svg_context.line_to(prev_x - self.head_x_offset, prev_y)
self.svg_context.line_to(x - self.head_x_offset, y)
self.svg_context.stroke()
print("Largest X : " + str(largest_x))
print("Smallest X : " + str(smallest_x))
@@ -188,108 +391,9 @@ class GCoder(Tk):
if smallest_y < self.bed_min_y:
print("Y_UNDERFLOW")
def convert_gcode(self):
self.save_surfaces()
#self.init_surfaces()
# read in the svg
paths, attributes = svg2paths("tmp/conversion-output.svg")
bounding_x_max = None
bounding_x_min = None
bounding_y_max = None
bounding_y_min = None
for path in paths:
bbox = path.bbox()
if bounding_x_max is None or bbox[0] > bounding_x_max:
bounding_x_max = bbox[0]
if bounding_x_min is None or bbox[1] < bounding_x_min:
bounding_x_min = bbox[1]
if bounding_y_max is None or bbox[2] > bounding_y_max:
bounding_y_max = bbox[2]
if bounding_y_min is None or bbox[3] > bounding_y_min:
bounding_y_min = bbox[3]
print("Maximum X : {}".format(bounding_x_max))
print("Minimum Y : {}".format(bounding_x_min))
print("Maximum X : {}".format(bounding_y_max))
print("Minimum Y : {}".format(bounding_y_min))
max_dim = max(bounding_x_max, bounding_x_min, bounding_y_max, bounding_y_min)
scale = (300 - self.offset_x) / max_dim
print("Scaling to : {}\n".format(scale))
# Start the gcode
gcode = ""
gcode += self.gcode_preamble
# Walk through the paths and create the GCODE
for path in paths:
previous_x = None
previous_y = None
for part in path:
start = part.start
end = part.end
start_x = start.real * scale + self.offset_x
start_y = start.imag * scale + self.offset_y
end_x = end.real * scale + self.offset_x
end_y = end.imag * scale + self.offset_y
# Check to see if the endpoint of the last cycle continues and wether we need to lift the pen or not
lift = True
if previous_x is not None and previous_y is not None:
if abs(start.real - previous_x) < 30 and abs(start.imag - previous_y) < 30:
lift = False
# if the pen needs to lift,
# if lift:
previous_x = end.real
previous_y = end.imag
if lift:
gcode += "G1 Z{}\n".format(self.raise_height + self.touch_height)
else:
gcode += "# NOT LIFTING\n"
if isinstance(part, CubicBezier):
nodes = np.asfortranarray([
[start.real, part.control1.real, part.control2.real, end.real],
[start.imag, part.control1.imag, part.control2.imag, end.imag],
])
curve = bezier.Curve.from_nodes(nodes)
evals = []
pos = np.linspace(0.1, 1, 10)
for i in pos:
evals.append(curve.evaluate(i))
gcode += "G1 X{} Y{}\n".format(start_x, start_y)
gcode += "G1 Z{} \n".format(self.touch_height)
for i in evals:
x = i[0][0]
y = i[1][0]
gcode += "G1 X{} Y{}\n".format(x * scale + self.offset_x, y * scale + self.offset_y)
if isinstance(part, Line):
gcode += "G1 X{} Y{}\n".format(start_x, start_y)
gcode += "G1 Z{} \n".format(self.touch_height)
gcode += "G1 X{} Y{}\n".format(end_x, end_y)
gcode += self.gcode_end
output_gcode = open("output/gcode-output.gcode", "w")
output_gcode.write(gcode)
output_gcode.close()
if __name__ == "__main__":
GCoder()