458 lines
20 KiB
Python
458 lines
20 KiB
Python
'''
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rectangle.py
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Copyright (C) 2020 - 2024 Phillip A Carter
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Copyright (C) 2020 - 2024 Gregory D Carl
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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'''
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import os
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import sys
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import math
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import gettext
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for f in sys.path:
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if '/lib/python' in f:
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if '/usr' in f:
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localeDir = 'usr/share/locale'
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else:
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localeDir = os.path.join(f'{f.split("/lib")[0]}', 'share', 'locale')
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break
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gettext.install("linuxcnc", localedir=localeDir)
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# Conv is the upstream calling module
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def preview(Conv, fTmp, fNgc, fNgcBkp,
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matNumber, matName,
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preAmble, postAmble,
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leadinLength, leadoutLength,
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isCenter, xOffset, yOffset,
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kerfWidth, isExternal,
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width, height, angle,
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styleR1, styleR2, styleR3, styleR4,
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radiusR1, radiusR2, radiusR3, radiusR4,
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textR1, textR2, textR3, textR4):
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error = ''
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msg1 = _('entry is invalid')
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valid, xOffset = Conv.conv_is_float(xOffset)
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if not valid and xOffset:
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msg0 = _('X ORIGIN')
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error += 'f{msg0} {msg1}\n\n'
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valid, yOffset = Conv.conv_is_float(yOffset)
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if not valid and yOffset:
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msg0 = _('Y ORIGIN')
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error += 'f{msg0} {msg1}\n\n'
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valid, leadinLength = Conv.conv_is_float(leadinLength)
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if not valid and leadinLength:
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msg0 = _('LEAD IN')
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error += 'f{msg0} {msg1}\n\n'
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valid, leadoutLength = Conv.conv_is_float(leadoutLength)
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if not valid and leadoutLength:
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msg0 = _('LEAD OUT')
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error += 'f{msg0} {msg1}\n\n'
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valid, width = Conv.conv_is_float(width)
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if not valid and width:
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msg0 = _('WIDTH')
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error += 'f{msg0} {msg1}\n\n'
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valid, height = Conv.conv_is_float(height)
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if not valid and height:
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msg0 = _('HEIGHT')
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error += 'f{msg0} {msg1}\n\n'
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valid, angle = Conv.conv_is_float(angle)
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if not valid and angle:
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msg0 = _('ANGLE')
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error += 'f{msg0} {msg1}\n\n'
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valid, radius1 = Conv.conv_is_float(radiusR1)
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if not valid and radiusR1:
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error += f'{textR1} {msg1}\n\n'
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valid, radius2 = Conv.conv_is_float(radiusR2)
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if not valid and radiusR2:
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error += f'{textR2} {msg1}\n\n'
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valid, radius3 = Conv.conv_is_float(radiusR3)
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if not valid and radiusR3:
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error += f'{textR3} {msg1}\n\n'
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valid, radius4 = Conv.conv_is_float(radiusR4)
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if not valid and radiusR4:
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error += f'{textR4} {msg1}\n\n'
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valid, kerfWidth = Conv.conv_is_float(kerfWidth)
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if not valid:
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msg = _('Kerf Width entry in material is invalid')
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error += f'{msg}\n\n'
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if error:
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return error
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if width == 0:
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msg = _('WIDTH cannot be zero')
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error += f'{msg}\n\n'
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if height == 0:
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msg = _('HEIGHT cannot be zero')
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error += f'{msg}\n\n'
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if width and height:
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msg0 = _('cannot be greater than')
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if isExternal:
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maxH = height
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maxW = width
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else:
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maxH = height + kerfWidth * -1
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maxW = width + kerfWidth * -1
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max = min(maxW / 2, maxH)
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if radius1 > max:
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error += f'{textR1} {msg0} {max}\n\n'
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if radius2 > max:
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error += f'{textR2} {msg0} {max}\n\n'
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if radius3 > maxH:
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error += f'{textR3} {msg0} {maxH}\n\n'
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if radius4 > maxH:
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error += f'{textR4} {msg0} {maxH}\n\n'
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if radius3 + radius4 > maxW:
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error += f'{textR3} + {textR4} {msg0} {maxW}\n\n'
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if radius1 + radius3 > maxH:
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error += f'{textR1} + {textR3} {msg0} {maxH}\n\n'
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if radius2 + radius4 > maxH:
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error += f'{textR2} + {textR4} {msg0} {maxH}\n\n'
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radii = [None, radius1, radius2, radius3, radius4]
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texts = [None, textR1, textR2, textR3, textR4]
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for r in range(1, 5):
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if radii[r] and radii[r] < kerfWidth / 2:
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msg0 = _('can not be less than kerf radius')
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error += f'{texts[r]} {msg0}\n\n'
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if error:
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return error
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angle = math.radians(angle)
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leadInOffset = math.sin(math.radians(45)) * leadinLength
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leadOutOffset = math.sin(math.radians(45)) * leadoutLength
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kOffset = kerfWidth / 2
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if isExternal:
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width = width + kerfWidth
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height = height + kerfWidth
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else:
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width = width - kerfWidth
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height = height - kerfWidth
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right = math.radians(0)
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up = math.radians(90)
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left = math.radians(180)
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down = math.radians(270)
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if isExternal:
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if radius1:
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if styleR1 == 'extRadius':
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radius1 += kOffset
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elif styleR1 == 'chamfer':
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radius1 += kOffset * math.tan(math.radians(22.5))
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if radius2:
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if styleR2 == 'extRadius':
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radius2 += kOffset
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elif styleR2 == 'chamfer':
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radius2 += kOffset * math.tan(math.radians(22.5))
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if radius3:
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if styleR3 == 'extRadius':
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radius3 += kOffset
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elif styleR3 == 'chamfer':
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radius3 += kOffset * math.tan(math.radians(22.5))
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if radius4:
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if styleR4 == 'extRadius':
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radius4 += kOffset
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elif styleR4 == 'chamfer':
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radius4 += kOffset * math.tan(math.radians(22.5))
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else:
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if radius1:
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if styleR1 == 'extRadius':
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radius1 -= kOffset
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elif styleR1 == 'chamfer':
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radius1 -= kOffset * math.tan(math.radians(22.5))
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if radius2:
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if styleR2 == 'extRadius':
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radius2 -= kOffset
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elif styleR2 == 'chamfer':
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radius2 -= kOffset * math.tan(math.radians(22.5))
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if radius3:
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if styleR3 == 'extRadius':
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radius3 -= kOffset
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elif styleR3 == 'chamfer':
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radius3 -= kOffset * math.tan(math.radians(22.5))
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if radius4:
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if styleR4 == 'extRadius':
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radius4 -= kOffset
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elif styleR4 == 'chamfer':
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radius4 -= kOffset * math.tan(math.radians(22.5))
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xLB = width - (radius3 + radius4)
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xLT = width - (radius1 + radius2)
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xC = width / 2
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yLR = height - (radius2 + radius4)
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yLL = height - (radius1 + radius3)
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yC = height / 2
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blLength = math.sqrt(xC ** 2 + (yC * 2) ** 2)
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blAngle = math.atan((yC * 2) / xC)
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if isCenter:
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if isExternal:
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xS = xOffset + ((yC - radius2) * math.cos(angle + up)) + (xC * math.cos(angle + right))
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yS = yOffset + ((yC - radius2) * math.sin(angle + up)) + (xC * math.sin(angle + right))
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else:
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xS = xOffset + yC * math.cos(angle + up)
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yS = yOffset + yC * math.sin(angle + up)
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else:
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if isExternal:
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xS = xOffset + (width * math.cos(angle + up)) + (width * math.cos(angle + right))
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yS = yOffset + ((height - radius2) * math.sin(angle + up)) + (width * math.sin(angle + right))
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else:
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xS = xOffset + (blLength * math.cos(angle + right + blAngle))
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yS = yOffset + (blLength * math.sin(angle + right + blAngle))
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outTmp = open(fTmp, 'w')
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outNgc = open(fNgc, 'w')
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inWiz = open(fNgcBkp, 'r')
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for line in inWiz:
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line = line.strip()
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if line and line[0] not in ';':
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if '(new conversational file)' in line:
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if('\\n') in preAmble:
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outNgc.write('(preamble)\n')
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for l in preAmble.split('\\n'):
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outNgc.write(f'{l}\n')
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else:
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outNgc.write(f'\n{preAmble} (preamble)\n')
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break
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elif '(postamble)' in line:
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break
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elif 'M2' in line.upper() or 'M02' in line.upper() or 'M30' in line.upper():
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continue
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outNgc.write(f"{line}\n")
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outTmp.write('\n(conversational rectangle)\n')
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outTmp.write(f';using material #{matNumber}: {matName}\n')
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outTmp.write(f'M190 P{matNumber}\n')
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outTmp.write('M66 P3 L3 Q1\n')
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outTmp.write('F#<_hal[plasmac.cut-feed-rate]>\n')
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if isExternal:
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if leadInOffset > 0:
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xlCentre = xS + (leadInOffset * math.cos(angle + right))
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ylCentre = yS + (leadInOffset * math.sin(angle + right))
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xlStart = xlCentre + (leadInOffset * math.cos(angle + up))
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ylStart = ylCentre + (leadInOffset * math.sin(angle + up))
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outTmp.write(f'G00 X{xlStart:.6f} Y{ylStart:.6f}\n')
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outTmp.write('M03 $0 S1\n')
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outTmp.write(f'G03 X{xS:.6f} Y{yS:.6f} I{xlCentre - xlStart:.6f} J{ylCentre - ylStart:.6f}\n')
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else:
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outTmp.write(f'G00 X{xS:.6f} Y{yS:.6f}\n')
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outTmp.write('M03 $0 S1\n')
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x1 = xS + yLR * math.cos(angle + down)
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y1 = yS + yLR * math.sin(angle + down)
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outTmp.write(f'G01 X{x1:.6f} Y{y1:.6f}\n')
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if radius4:
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if styleR4 == 'intRadius':
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xrCentre = x1 + (radius4 * math.cos(angle + down))
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yrCentre = y1 + (radius4 * math.sin(angle + down))
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xrEnd = xrCentre + (radius4 * math.cos(angle + left))
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yrEnd = yrCentre + (radius4 * math.sin(angle + left))
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outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x1:.6f} J{yrCentre - y1:.6f}\n')
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else:
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xrCentre = x1 + (radius4 * math.cos(angle + left))
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yrCentre = y1 + (radius4 * math.sin(angle + left))
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xrEnd = xrCentre + (radius4 * math.cos(angle + down))
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yrEnd = yrCentre + (radius4 * math.sin(angle + down))
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if styleR4 == 'extRadius':
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outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x1:.6f} J{yrCentre - y1:.6f}\n')
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else:
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outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
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x2 = xrEnd + xLB * math.cos(angle + left)
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y2 = yrEnd + xLB * math.sin(angle + left)
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else:
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x2 = x1 + xLB * math.cos(angle + left)
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y2 = y1 + xLB * math.sin(angle + left)
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outTmp.write(f'G01 X{x2:.6f} Y{y2:.6f}\n')
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if radius3:
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if styleR3 == 'intRadius':
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xrCentre = x2 + (radius3 * math.cos(angle + left))
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yrCentre = y2 + (radius3 * math.sin(angle + left))
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xrEnd = xrCentre + (radius3 * math.cos(angle + up))
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yrEnd = yrCentre + (radius3 * math.sin(angle + up))
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outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x2:.6f} J{yrCentre - y2:.6f}\n')
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else:
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xrCentre = x2 + (radius3 * math.cos(angle + up))
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yrCentre = y2 + (radius3 * math.sin(angle + up))
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xrEnd = xrCentre + (radius3 * math.cos(angle + left))
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yrEnd = yrCentre + (radius3 * math.sin(angle + left))
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if styleR3 == 'extRadius':
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outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x2:.6f} J{yrCentre - y2:.6f}\n')
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else:
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outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
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x3 = xrEnd + yLL * math.cos(angle + up)
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y3 = yrEnd + yLL * math.sin(angle + up)
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else:
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x3 = x2 + yLL * math.cos(angle + up)
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y3 = y2 + yLL * math.sin(angle + up)
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outTmp.write(f'G01 X{x3:.6f} Y{y3:.6f}\n')
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if radius1:
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if styleR1 == 'intRadius':
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xrCentre = x3 + (radius1 * math.cos(angle + up))
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yrCentre = y3 + (radius1 * math.sin(angle + up))
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xrEnd = xrCentre + (radius1 * math.cos(angle + right))
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yrEnd = yrCentre + (radius1 * math.sin(angle + right))
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outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x3:.6f} J{yrCentre - y3:.6f}\n')
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else:
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xrCentre = x3 + (radius1 * math.cos(angle + right))
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yrCentre = y3 + (radius1 * math.sin(angle + right))
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xrEnd = xrCentre + (radius1 * math.cos(angle + up))
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yrEnd = yrCentre + (radius1 * math.sin(angle + up))
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if styleR1 == 'extRadius':
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outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x3:.6f} J{yrCentre - y3:.6f}\n')
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else:
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outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
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x4 = xrEnd + xLT * math.cos(angle + right)
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y4 = yrEnd + xLT * math.sin(angle + right)
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else:
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x4 = x3 + xLT * math.cos(angle + right)
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y4 = y3 + xLT * math.sin(angle + right)
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outTmp.write(f'G01 X{x4:.6f} Y{y4:.6f}\n')
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if radius2:
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if styleR2 == 'intRadius':
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xrCentre = x4 + (radius2 * math.cos(angle + right))
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yrCentre = y4 + (radius2 * math.sin(angle + right))
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xrEnd = xrCentre + (radius2 * math.cos(angle + down))
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yrEnd = yrCentre + (radius2 * math.sin(angle + down))
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outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x4:.6f} J{yrCentre - y4:.6f}\n')
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else:
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xrCentre = x4 + (radius2 * math.cos(angle + down))
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yrCentre = y4 + (radius2 * math.sin(angle + down))
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xrEnd = xrCentre + (radius2 * math.cos(angle + right))
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yrEnd = yrCentre + (radius2 * math.sin(angle + right))
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if styleR2 == 'extRadius':
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outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x4:.6f} J{yrCentre - y4:.6f}\n')
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else:
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outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
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else:
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if leadInOffset > 0:
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xlCentre = xS + (leadInOffset * math.cos(angle + down))
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ylCentre = yS + (leadInOffset * math.sin(angle + down))
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xlStart = xlCentre + (leadInOffset * math.cos(angle + right))
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ylStart = ylCentre + (leadInOffset * math.sin(angle + right))
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outTmp.write(f'G00 X{xlStart:.6f} Y{ylStart:.6f}\n')
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outTmp.write('M03 $0 S1\n')
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outTmp.write(f'G03 X{xS:.6f} Y{yS:.6f} I{xlCentre - xlStart:.6f} J{ylCentre - ylStart:.6f}\n')
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else:
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outTmp.write(f'G00 X{xS:.6f} Y{yS:.6f}\n')
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outTmp.write('M03 $0 S1\n')
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x1 = xS + ((xLT - (radius1 - radius2)) / 2) * math.cos(angle + left)
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y1 = yS + ((xLT - (radius1 - radius2)) / 2) * math.sin(angle + left)
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outTmp.write(f'G01 X{x1:.6f} Y{y1:.6f}\n')
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if radius1:
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if styleR1 == 'intRadius':
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xrCentre = x1 + (radius1 * math.cos(angle + left))
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yrCentre = y1 + (radius1 * math.sin(angle + left))
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xrEnd = xrCentre + (radius1 * math.cos(angle + down))
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yrEnd = yrCentre + (radius1 * math.sin(angle + down))
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outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x1:.6f} J{yrCentre - y1:.6f}\n')
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else:
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xrCentre = x1 + (radius1 * math.cos(angle + down))
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yrCentre = y1 + (radius1 * math.sin(angle + down))
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xrEnd = xrCentre + (radius1 * math.cos(angle + left))
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yrEnd = yrCentre + (radius1 * math.sin(angle + left))
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if styleR1 == 'extRadius':
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outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x1:.6f} J{yrCentre - y1:.6f}\n')
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else:
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outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
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x2 = xrEnd + yLL * math.cos(angle + down)
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y2 = yrEnd + yLL * math.sin(angle + down)
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else:
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x2 = x1 + yLL * math.cos(angle + down)
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y2 = y1 + yLL * math.sin(angle + down)
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outTmp.write(f'G01 X{x2:.6f} Y{y2:.6f}\n')
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if radius3:
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if styleR3 == 'intRadius':
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xrCentre = x2 + (radius3 * math.cos(angle + down))
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yrCentre = y2 + (radius3 * math.sin(angle + down))
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xrEnd = xrCentre + (radius3 * math.cos(angle + right))
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yrEnd = yrCentre + (radius3 * math.sin(angle + right))
|
|
outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x2:.6f} J{yrCentre - y2:.6f}\n')
|
|
else:
|
|
xrCentre = x2 + (radius3 * math.cos(angle + right))
|
|
yrCentre = y2 + (radius3 * math.sin(angle + right))
|
|
xrEnd = xrCentre + (radius3 * math.cos(angle + down))
|
|
yrEnd = yrCentre + (radius3 * math.sin(angle + down))
|
|
if styleR3 == 'extRadius':
|
|
outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x2:.6f} J{yrCentre - y2:.6f}\n')
|
|
else:
|
|
outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
|
|
x3 = xrEnd + xLB * math.cos(angle + right)
|
|
y3 = yrEnd + xLB * math.sin(angle + right)
|
|
else:
|
|
x3 = x2 + xLB * math.cos(angle + right)
|
|
y3 = y2 + xLB * math.sin(angle + right)
|
|
outTmp.write(f'G01 X{x3:.6f} Y{y3:.6f}\n')
|
|
if radius4:
|
|
if styleR4 == 'intRadius':
|
|
xrCentre = x3 + (radius4 * math.cos(angle + right))
|
|
yrCentre = y3 + (radius4 * math.sin(angle + right))
|
|
xrEnd = xrCentre + (radius4 * math.cos(angle + up))
|
|
yrEnd = yrCentre + (radius4 * math.sin(angle + up))
|
|
outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x3:.6f} J{yrCentre - y3:.6f}\n')
|
|
else:
|
|
xrCentre = x3 + (radius4 * math.cos(angle + up))
|
|
yrCentre = y3 + (radius4 * math.sin(angle + up))
|
|
xrEnd = xrCentre + (radius4 * math.cos(angle + right))
|
|
yrEnd = yrCentre + (radius4 * math.sin(angle + right))
|
|
if styleR4 == 'extRadius':
|
|
outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x3:.6f} J{yrCentre - y3:.6f}\n')
|
|
else:
|
|
outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
|
|
x4 = xrEnd + yLR * math.cos(angle + up)
|
|
y4 = yrEnd + yLR * math.sin(angle + up)
|
|
else:
|
|
x4 = x3 + yLR * math.cos(angle + up)
|
|
y4 = y3 + yLR * math.sin(angle + up)
|
|
outTmp.write(f'G01 X{x4:.6f} Y{y4:.6f}\n')
|
|
if radius2:
|
|
if styleR2 == 'intRadius':
|
|
xrCentre = x4 + (radius2 * math.cos(angle + up))
|
|
yrCentre = y4 + (radius2 * math.sin(angle + up))
|
|
xrEnd = xrCentre + (radius2 * math.cos(angle + left))
|
|
yrEnd = yrCentre + (radius2 * math.sin(angle + left))
|
|
outTmp.write(f'G02 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x4:.6f} J{yrCentre - y4:.6f}\n')
|
|
else:
|
|
xrCentre = x4 + (radius2 * math.cos(angle + left))
|
|
yrCentre = y4 + (radius2 * math.sin(angle + left))
|
|
xrEnd = xrCentre + (radius2 * math.cos(angle + up))
|
|
yrEnd = yrCentre + (radius2 * math.sin(angle + up))
|
|
if styleR2 == 'extRadius':
|
|
outTmp.write(f'G03 X{xrEnd:.6f} Y{yrEnd:.6f} I{xrCentre - x4:.6f} J{yrCentre - y4:.6f}\n')
|
|
else:
|
|
outTmp.write(f'G01 X{xrEnd:.6f} Y{yrEnd:.6f}\n')
|
|
outTmp.write(f'G01 X{xS:.6f} Y{yS:.6f}\n')
|
|
if leadOutOffset > 0: # and not (isExternal and radius2):
|
|
if isExternal and not radius2:
|
|
dir = ['G02', down, right]
|
|
elif isExternal and radius2:
|
|
dir = ['G03', right, down]
|
|
else:
|
|
dir = ['G03', down, left]
|
|
xlCentre = xS + (leadOutOffset * math.cos(angle + dir[1]))
|
|
ylCentre = yS + (leadOutOffset * math.sin(angle + dir[1]))
|
|
xlEnd = xlCentre + (leadOutOffset * math.cos(angle + dir[2]))
|
|
ylEnd = ylCentre + (leadOutOffset * math.sin(angle + dir[2]))
|
|
outTmp.write(f'{dir[0]} X{xlEnd:.6f} Y{ylEnd:.6f} I{xlCentre - xS:.6f} J{ylCentre - yS:.6f}\n')
|
|
outTmp.write('G40\n')
|
|
outTmp.write('M05 $0\n')
|
|
outTmp.close()
|
|
outTmp = open(fTmp, 'r')
|
|
for line in outTmp:
|
|
outNgc.write(line)
|
|
outTmp.close()
|
|
if('\\n') in postAmble:
|
|
outNgc.write('\n(postamble)\n')
|
|
for l in postAmble.split('\\n'):
|
|
outNgc.write(f'{l}\n')
|
|
else:
|
|
outNgc.write(f'\n{postAmble} (postamble)\n')
|
|
outNgc.write('M02\n')
|
|
outNgc.close()
|
|
return False
|