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Commit 4165b31c authored by Guillaume Seguin's avatar Guillaume Seguin
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Start merging gcoder and GCodeAnalyzer by reusing gcoder parsing

parent ce51f36e
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Showing with 38 additions and 49 deletions
printrun/GCodeAnalyzer.py
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...@@ -31,6 +31,7 @@ ...@@ -31,6 +31,7 @@
# limitations under the License. # limitations under the License.
import re import re
import gcoder
class GCodeAnalyzer(): class GCodeAnalyzer():
def __init__(self): def __init__(self):
...@@ -65,66 +66,54 @@ class GCodeAnalyzer(): ...@@ -65,66 +66,54 @@ class GCodeAnalyzer():
self.hasHomeY = False self.hasHomeY = False
self.hasHomeZ = False self.hasHomeZ = False
# find a code in a gstring line
def findCode(self, gcode, codeStr):
pattern = re.compile(codeStr + "\\s*(-?[\d.]*)",re.I)
m=re.search(pattern, gcode)
if m == None:
return None
else:
return m.group(1)
def Analyze(self, gcode): def Analyze(self, gcode):
gcode = gcode[:gcode.find(";")].lstrip() # remove comments gcode = gcode[:gcode.find(";")].lstrip() # remove comments
if gcode.startswith("@"): return # code is a host command gline = gcoder.Line(gcode)
code_g = self.findCode(gcode, "G") if gline.command.startswith(";@"): return # code is a host command
code_m = self.findCode(gcode, "M") if gline.command.startswith("G"):
# we have a g_code code_g = int(gline.command[1:])
if code_g != None: if gline.command.startswith("M"):
code_g = int(code_g) code_m = int(gline.command[1:])
#get movement codes #get movement codes
if code_g == 0 or code_g == 1 or code_g == 2 or code_g == 3: if gline.is_move:
self.lastX = self.x self.lastX = self.x
self.lastY = self.y self.lastY = self.y
self.lastZ = self.z self.lastZ = self.z
self.lastE = self.e self.lastE = self.e
eChanged = False; eChanged = False;
code_f = self.findCode(gcode, "F") code_f = gline.f
if code_f != None: if code_f != None:
self.f=float(code_f) self.f = code_f
code_x = self.findCode(gcode, "X") code_x = gline.x
code_y = self.findCode(gcode, "Y") code_y = gline.y
code_z = self.findCode(gcode, "Z") code_z = gline.z
code_e = self.findCode(gcode, "E") code_e = gline.e
if self.relative: if self.relative:
if code_x != None: self.x += float(code_x) if code_x != None: self.x += code_x
if code_y != None: self.y += float(code_y) if code_y != None: self.y += code_y
if code_z != None: self.z += float(code_z) if code_z != None: self.z += code_z
if code_e != None: if code_e != None:
e = float(code_e) if code_e != 0:
if e != 0:
eChanged = True eChanged = True
self.e += e self.e += code_e
else: else:
#absolute coordinates #absolute coordinates
if code_x != None: self.x = self.xOffset + float(code_x) if code_x != None: self.x = self.xOffset + code_x
if code_y != None: self.y = self.yOffset + float(code_y) if code_y != None: self.y = self.yOffset + code_y
if code_z != None: self.z = self.zOffset + float(code_z) if code_z != None: self.z = self.zOffset + code_z
if code_e != None: if code_e != None:
e = float(code_e)
if self.eRelative: if self.eRelative:
if e != 0: if code_e != 0:
eChanged = True eChanged = True
self.e += e self.e += code_e
else: else:
# e is absolute. Is it changed? # e is absolute. Is it changed?
if self.e != self.eOffset + e: if self.e != self.eOffset + code_e:
eChanged = True eChanged = True
self.e = self.eOffset + e self.e = self.eOffset + code_e
#limit checking #limit checking
if self.x < self.minX: self.x = self.minX if self.x < self.minX: self.x = self.minX
if self.y < self.minY: self.y = self.minY if self.y < self.minY: self.y = self.minY
...@@ -139,10 +128,10 @@ class GCodeAnalyzer(): ...@@ -139,10 +128,10 @@ class GCodeAnalyzer():
self.lastY = self.y self.lastY = self.y
self.lastZ = self.z self.lastZ = self.z
self.lastE = self.e self.lastE = self.e
code_x = self.findCode(gcode, "X") code_x = gline.x
code_y = self.findCode(gcode, "Y") code_y = gline.y
code_z = self.findCode(gcode, "Z") code_z = gline.z
code_e = self.findCode(gcode, "E") code_e = gline.e
homeAll = False homeAll = False
if code_x == None and code_y == None and code_z == None: homeAll = True if code_x == None and code_y == None and code_z == None: homeAll = True
if code_x != None or homeAll: if code_x != None or homeAll:
...@@ -165,9 +154,9 @@ class GCodeAnalyzer(): ...@@ -165,9 +154,9 @@ class GCodeAnalyzer():
self.lastY = self.y self.lastY = self.y
self.lastZ = self.z self.lastZ = self.z
self.lastE = self.e self.lastE = self.e
code_x = self.findCode(gcode, "X") code_x = gline.x
code_y = self.findCode(gcode, "Y") code_y = gline.y
code_z = self.findCode(gcode, "Z") code_z = gline.z
homeAll = False homeAll = False
if code_x == None and code_y == None and code_z == None: homeAll = True if code_x == None and code_y == None and code_z == None: homeAll = True
if code_x != None or homeAll: if code_x != None or homeAll:
...@@ -185,10 +174,10 @@ class GCodeAnalyzer(): ...@@ -185,10 +174,10 @@ class GCodeAnalyzer():
elif code_g == 90: self.relative = False elif code_g == 90: self.relative = False
elif code_g == 91: self.relative = True elif code_g == 91: self.relative = True
elif code_g == 92: elif code_g == 92:
code_x = self.findCode(gcode, "X") code_x = gline.x
code_y = self.findCode(gcode, "Y") code_y = gline.y
code_z = self.findCode(gcode, "Z") code_z = gline.z
code_e = self.findCode(gcode, "E") code_e = gline.e
if code_x != None: if code_x != None:
self.xOffset = self.x - float(code_x) self.xOffset = self.x - float(code_x)
self.x = self.xOffset self.x = self.xOffset
...@@ -210,4 +199,4 @@ class GCodeAnalyzer(): ...@@ -210,4 +199,4 @@ class GCodeAnalyzer():
def print_status(self): def print_status(self):
attrs = vars(self) attrs = vars(self)
print '\n'.join("%s: %s" % item for item in attrs.items()) print '\n'.join("%s: %s" % item for item in attrs.items())
\ No newline at end of file
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