示例#1
0
def write_zig_gcode_file(filename, n_triangles, t1, n1, tol, t2, n2, toolpath):
    ngc_writer.clearance_height = 5  # XY rapids at this height
    ngc_writer.feed_height = 3  # use z plunge-feed below this height
    ngc_writer.feed = 200  # feedrate
    ngc_writer.plunge_feed = 100  # plunge feedrate
    ngc_writer.metric = False  # metric/inch flag
    ngc_writer.comment(" OpenCAMLib %s" % ocl.version())  # git version-tag
    # it is probably useful to include this in all g-code output, so that bugs/problems can be tracked

    ngc_writer.comment(" STL surface: %s" % filename)
    ngc_writer.comment("   triangles: %d" % n_triangles)
    ngc_writer.comment(" OpenCamLib::AdaptivePathDropCutter run took %.2f s" %
                       t1)
    ngc_writer.comment(" got %d raw CL-points " % n1)
    ngc_writer.comment(" filtering to tolerance %.4f " % (tol))
    ngc_writer.comment(" got %d filtered CL-points. Filter done in %.3f s " %
                       (n2, t2))
    ngc_writer.preamble()
    # a "Zig" or one-way parallel finish path
    # 1) lift to clearance height
    # 2) XY rapid to start of path
    # 3) plunge to correct z-depth
    # 4) feed along path until end
    for path in toolpath:
        ngc_writer.pen_up()
        first_pt = path[0]
        ngc_writer.xy_rapid_to(first_pt.x, first_pt.y)
        ngc_writer.pen_down(first_pt.z)
        for p in path[1:]:
            ngc_writer.line_to(p.x, p.y, p.z)
    ngc_writer.postamble()  # end of program
def write_zig_gcode_file(filename, n_triangles, t1,n1,tol,t2,n2, toolpath):
    ngc_writer.clearance_height= 5 # XY rapids at this height
    ngc_writer.feed_height = 3     # use z plunge-feed below this height
    ngc_writer.feed = 200          # feedrate 
    ngc_writer.plunge_feed = 100   # plunge feedrate
    ngc_writer.metric = False      # metric/inch flag
    ngc_writer.comment( " OpenCAMLib %s" % ocl.version() ) # git version-tag
    # it is probably useful to include this in all g-code output, so that bugs/problems can be tracked
    
    ngc_writer.comment( " STL surface: %s" % filename )
    ngc_writer.comment( "   triangles: %d" % n_triangles )
    ngc_writer.comment( " OpenCamLib::AdaptivePathDropCutter run took %.2f s" % t1 )
    ngc_writer.comment( " got %d raw CL-points " % n1 )
    ngc_writer.comment( " filtering to tolerance %.4f " % ( tol )  )
    ngc_writer.comment( " got %d filtered CL-points. Filter done in %.3f s " % ( n2 , t2 ) )
    ngc_writer.preamble()
    # a "Zig" or one-way parallel finish path
    # 1) lift to clearance height
    # 2) XY rapid to start of path
    # 3) plunge to correct z-depth
    # 4) feed along path until end 
    for path in toolpath:
        ngc_writer.pen_up()  
        first_pt = path[0]
        ngc_writer.xy_rapid_to( first_pt.x, first_pt.y )
        ngc_writer.pen_down( first_pt.z )
        for p in path[1:]:
            ngc_writer.line_to(p.x,p.y,p.z)
    ngc_writer.postamble() # end of program
示例#3
0
文件: levels.py 项目: krasin/autocut
def OutputGCode(lev, paths, fn):
    nw.clearance_height = config.top + config.clearance_above_top
    nw.feed_height = config.top + config.engage_above_top
    nw.feed = config.feed
    nw.plunge_feed = config.plunge_feed

    nw.writer = FileWriter(fn)

    nw.comment("============ START G-CODE ===============")
    nw.preamble()
    nw.pen_up()
    pairs = zip(lev, paths)
    for lev, path in sorted(pairs, key = lambda(p): -p[0]):
        nw.comment("level=%s" % lev)
        for curve in path:
            vertices = curve.getVertices()
            current = vertices[0].p
            nw.xy_rapid_to(current.x, current.y)
            nw.pen_down(lev)
            for v in vertices[1:]:
                if v.type == 0:
                    nw.line_to(v.p.x, v.p.y, lev)
                else:
                    r = math.hypot(v.p.x - v.c.x, v.p.y - v.c.y)
                    nw.xy_arc_to(v.p.x, v.p.y, r, v.c.x, v.c.y, v.type != 1)
            nw.pen_up()
    nw.postamble()
    nw.comment("============ END G-CODE ===============")
    
    nw.writer.Close()
def printCLPoints(cl_filtered_paths):
    ngc_writer.preamble()
    
    for path in cl_filtered_paths:
        ngc_writer.pen_up()
        first_pt = path[0]
        ngc_writer.xy_rapid_to( first_pt.x, first_pt.y )
        ngc_writer.pen_down( first_pt.z )
        for p in path[1:]:
            ngc_writer.line_to(p.x,p.y,p.z)

    ngc_writer.postamble()
示例#5
0
def printCLPoints(cl_filtered_paths):
    ngc_writer.preamble()

    for path in cl_filtered_paths:
        ngc_writer.pen_up()
        first_pt = path[0]
        ngc_writer.xy_rapid_to(first_pt.x, first_pt.y)
        ngc_writer.pen_down(first_pt.z)
        for p in path[1:]:
            ngc_writer.line_to(p.x, p.y, p.z)

    ngc_writer.postamble()
示例#6
0
def printMedial(vd, scale):
    maw = ovd.MedialAxisWalk(  vd.getGraph() )
    toolpath = maw.walk()
    for chain in toolpath:
        n = 0
        for move in chain:
            for point in move:
                if n==0: # don't draw anything on the first iteration
                    p = point[0]
                    zdepth = scale*point[1]
                    ngc_writer.pen_up();
                    ngc_writer.xy_rapid_to( scale*p.x, scale*p.y );
                    ngc_writer.pen_down( z= -zdepth )
                else:
                    p = point[0]
                    z = point[1]
                    ngc_writer.line_to( scale*p.x, scale*p.y, scale*(-z) )
                n=n+1
    return
def printMedial(vd, scale):
    maw = ovd.MedialAxisWalk(vd.getGraph())
    toolpath = maw.walk()
    for chain in toolpath:
        n = 0
        for move in chain:
            for point in move:
                if n == 0:  # don't draw anything on the first iteration
                    p = point[0]
                    zdepth = scale * point[1]
                    ngc_writer.pen_up()
                    ngc_writer.xy_rapid_to(scale * p.x, scale * p.y)
                    ngc_writer.pen_down(z=-zdepth)
                else:
                    p = point[0]
                    z = point[1]
                    ngc_writer.line_to(scale * p.x, scale * p.y, scale * (-z))
                n = n + 1
    return
示例#8
0
def printMedial(vd):
    maw = ovd.MedialAxisWalk(  vd.getGraph() )
    toolpath = maw.walk()
    for chain in toolpath:
        n = 0
        for move in chain:
            for point in move:
                if n==0: # don't draw anything on the first iteration
                    p = point[0]
                    z = point[1]
                    ngc_writer.pen_up();
                    ngc_writer.xy_rapid_to( scale*p.x, scale*p.y );
                    ngc_writer.pen_down()
                    ngc_writer.plunge( -z ) # now we are at the correct height, at the startpoint of the first move
                else:
                    p = point[0]
                    z = point[1]
                    ngc_writer.line_to( scale*p.x, scale*p.y, scale*(-z) )
                n=n+1
    return