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#34 gcode algo

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closes #34
algorithm that creates a gcode from a path
unittest for the algorithm
This commit is contained in:
Ian
2019-02-20 15:01:16 -05:00
parent 5a40ea168e
commit 94bf542799
4 changed files with 196 additions and 0 deletions
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80
pcbdevice/utils/path.py
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@@ -1,80 +0,0 @@
def scanHorizontal(image, rTool):
"""
:param image: image to apply the scan
:param rTool: tool radius
:return: adds 2's where there should be a path for the tool, looking at the image only horizontally
"""
width = len(image[0])
height = len(image)
for line in range(height):
for column in range(width):
if image[line][column] == 1 and image[line][column - 1] != 1:
for px in range(2 * rTool + 1):
if image[line - rTool + px][column - rTool] == 0:
image[line - rTool + px][column - rTool] = 2
if image[line][column] == 1 and image[line][column + 1] != 1:
for px in range(2 * rTool + 1):
if image[line - rTool + px][column + rTool] == 0:
image[line - rTool + px][column + rTool] = 2
return image
def scanVertical(image, rTool):
"""
:param image: image to apply the scan
:param rTool: tool radius
:return: adds 2's where there should be a path for the tool, looking at the image only vertically
"""
width = len(image[0])
height = len(image)
for line in range(height):
for column in range(width):
if image[line][column] == 1 and image[line - 1][column] != 1:
for px in range(2 * rTool + 1):
if image[line - rTool][column - rTool + px] == 0:
image[line - rTool][column - rTool + px] = 2
if image[line][column] == 1 and image[line + 1][column] != 1:
for px in range(2 * rTool + 1):
if image[line + rTool][column - rTool + px] == 0:
image[line + rTool][column - rTool + px] = 2
return image
def twoRemoving(image, rTool):
"""
:param image: image to apply the scan
:param rTool: tool radius
:return: removes unnecessary twos to leave a path of only one pixel large
"""
width = len(image[0])
height = len(image)
for line in range(height):
for column in range(width):
if image[line][column] == 1:
for pixelx in range(1, 2 * rTool):
for pixely in range(1, 2*rTool):
if image[line - rTool + pixelx][column - rTool + pixely] == 2:
image[line - rTool + pixelx][column - rTool + pixely] = 0
print("image width = " + str(width))
print("image height = " + str(height))
return image
def path(image, rTool):
return twoRemoving(scanVertical(scanHorizontal(image, rTool), rTool), rTool)