def machines():
print("Machines")
print("--------")
temp_name = "temp.scad"
#
# Make the target directories
#
view_dir = "../images"
if not os.path.isdir(view_dir):
os.makedirs(view_dir)
# load hardware.json
jf = open("hardware.json","r")
jso = json.load(jf)
jf.close()
# for each machine
for m in jso:
if type(m) is DictType and m['type'] == 'machine':
print(m['title'])
fn = '../' + m['file']
if (os.path.isfile(fn)):
print(" Checking csg hash")
h = openscad.get_csg_hash_for(fn);
hashchanged = ('hash' in m and h != m['hash']) or (not 'hash' in m)
# update hash in json
m['hash'] = h
# Views
print(" Views")
for c in m['children']:
if type(c) is DictType and c['type'] == 'view':
view = c
print(" "+view['title'])
render_view_using_file(m['title'], fn, view_dir, view, hashchanged, h)
else:
print(" Error: scad file not found: "+v['file'])
# Save changes to json
with open('hardware.json', 'w') as f:
f.write(json.dumps(jso, sort_keys=False, indent=4, separators=(',', ': ')))
return 0
def machines():
print("Machines")
print("--------")
temp_name = "temp.scad"
#
# Make the target directories
#
view_dir = "../images"
if not os.path.isdir(view_dir):
os.makedirs(view_dir)
# load hardware.json
jf = open("hardware.json", "r")
jso = json.load(jf)
jf.close()
# for each machine
for m in jso:
if type(m) is DictType and m['type'] == 'machine':
print(m['title'])
fn = '../' + m['file']
if (os.path.isfile(fn)):
print(" Checking csg hash")
h = openscad.get_csg_hash_for(fn)
hashchanged = ('hash' in m
and h != m['hash']) or (not 'hash' in m)
# update hash in json
m['hash'] = h
# Views
print(" Views")
for c in m['children']:
if type(c) is DictType and c['type'] == 'view':
view = c
print(" " + view['title'])
render_view_using_file(m['title'], fn, view_dir, view,
hashchanged, h)
else:
print(" Error: scad file not found: " + v['file'])
# Save changes to json
with open('hardware.json', 'w') as f:
f.write(
json.dumps(jso, sort_keys=False, indent=4, separators=(',', ': ')))
return 0
def machines():
print("Machines")
print("--------")
#
# Make the target directories
#
if not os.path.isdir(config.paths['machineimages']):
os.makedirs(config.paths['machineimages'])
# load hardware.json
jf = open(config.paths['json'],"r")
jso = json.load(jf)
jf.close()
# for each machine
for m in jso:
if isinstance(m, dict) and m['type'] == 'machine':
print(m['title'])
fn = config.paths['root'] + m['file']
if (os.path.isfile(fn)):
print(" Checking csg hash")
h = openscad.get_csg_hash_for(fn);
hashchanged = ('hash' in m and h != m['hash']) or (not 'hash' in m)
# update hash in json
m['hash'] = h
# Views
print(" Views")
for c in m['children']:
if isinstance(c, dict) and c['type'] == 'view':
view = c
print(" "+view['title'])
render_view_using_file(m['title'], fn, config.paths['machineimages'], view, hashchanged, h)
else:
print(" Error: scad file not found: "+v['file'])
# Save changes to json
with open(config.paths['json'], 'w') as f:
f.write(json.dumps(jso, sort_keys=False, indent=4, separators=(',', ': ')))
return 0
def cut():
print("Cut Parts")
print("---------")
temp_name = "temp.scad"
# load hardware.json
jf = open("hardware.json", "r")
jso = json.load(jf)
jf.close()
# for each machine
for m in jso:
if type(m) is DictType and m['type'] == 'machine':
print(m['title'])
al = m['cut']
# make target directory
view_dir = "../cutparts/images"
if not os.path.isdir(view_dir):
os.makedirs(view_dir)
for a in al:
print(" " + a['title'])
fn = '../' + a['file']
if (os.path.isfile(fn)):
print(" Checking csg hash")
h = openscad.get_csg_hash(temp_name, a['call'])
os.remove(temp_name)
hashchanged = ('hash' in a
and h != a['hash']) or (not 'hash' in a)
# update hash in json
a['hash'] = h
# Generate completed part file
f = open(temp_name, "w")
f.write("include <../config/config.scad>\n")
f.write("DebugConnectors = false;\n")
f.write("DebugCoordinateFrames = false;\n")
f.write(a['completeCall'] + ";\n")
f.close()
# Completed views
for view in a['views']:
render_view_using_file(a['title'], temp_name, view_dir,
view, hashchanged, h)
# Fabrication Steps
for step in a['steps']:
# Generate step file
f = open(temp_name, "w")
f.write("include <../config/config.scad>\n")
f.write("DebugConnectors = false;\n")
f.write("DebugCoordinateFrames = false;\n")
f.write("$Explode = true;\n")
f.write("$ShowStep = " + str(step['num']) + ";\n")
f.write(a['call'] + ";\n")
f.close()
# Views
print(" Step " + str(step['num']))
for view in step['views']:
render_view_using_file(
a['title'] + '_step' + str(step['num']),
temp_name, view_dir, view, hashchanged, h)
else:
print(" Error: scad file not found: " + a['file'])
# Save changes to json
with open('hardware.json', 'w') as f:
f.write(
json.dumps(jso, sort_keys=False, indent=4, separators=(',', ': ')))
return 0
def assemblies():
print("Assemblies")
print("----------")
temp_name = "temp.scad"
# load hardware.json
jf = open("hardware.json","r")
jso = json.load(jf)
jf.close()
# for each machine
for m in jso:
if type(m) is DictType and m['type'] == 'machine':
print(m['title'])
al = m['assemblies']
# make target directory
view_dir = "../assemblies/"+machine_dir(m['title'])
if not os.path.isdir(view_dir):
os.makedirs(view_dir)
# for each assembly
for a in al:
print(" "+a['title'])
fn = '../' + a['file']
if (os.path.isfile(fn)):
print(" Checking csg hash")
h = openscad.get_csg_hash(temp_name, a['call']);
os.remove(temp_name);
hashchanged = ('hash' in a and h != a['hash']) or (not 'hash' in a)
# update hash in json
a['hash'] = h
# Steps
for step in a['steps']:
# Generate step file
f = open(temp_name, "w")
f.write("include <../config/config.scad>\n")
f.write("DebugConnectors = false;\n");
f.write("DebugCoordinateFrames = false;\n");
f.write("UseSTL=true;\n");
f.write("$Explode = true;\n");
f.write("$ShowStep = "+ str(step['num']) +";\n");
f.write(a['call'] + ";\n");
f.close()
# Views
print(" Step "+str(step['num']))
for view in step['views']:
render_view_using_file(a['title']+'_step'+str(step['num']), temp_name, view_dir, view, hashchanged, h)
# for each animation
for anim in a['animations']:
print(" Animation: "+anim['title']+", framesPerStep="+str(anim['framesPerStep']))
animateAssembly(m['title'], a['title'], anim['title'], anim['framesPerStep'])
else:
print(" Error: scad file not found: "+a['file'])
# Save changes to json
with open('hardware.json', 'w') as f:
f.write(json.dumps(jso, sort_keys=False, indent=4, separators=(',', ': ')))
return 0
def animateAssembly(mname, aname, prefix, framesPerStep):
print("Animate Assembly")
print("----------------")
print("NB: Make sure you've run parse.py first!")
print("")
temp_name = "temp.scad"
# load hardware.json
jf = open("hardware.json", "r")
jso = json.load(jf)
jf.close()
# locate required machine
for m in jso:
if type(m) is DictType and m['type'] == 'machine' and m[
'title'] == mname:
print("Found machine: " + m['title'])
al = m['assemblies']
# make target directory
view_dir = "../assemblies/" + machine_dir(m['title'])
if not os.path.isdir(view_dir):
os.makedirs(view_dir)
# locate required assembly
for a in al:
if a['title'] == aname:
print("Found assembly: " + a['title'])
fn = '../' + a['file']
if (os.path.isfile(fn)):
print(" Checking csg hash")
h = openscad.get_csg_hash(temp_name, a['call'])
os.remove(temp_name)
hashchanged = ('hash' in a
and h != a['hash']) or (not 'hash' in a)
numSteps = 0
frameNum = 0
lfn = "" # last frame filename
# Calc number of steps, and grab first view
view = {
'size': [400, 300],
'dist': 140,
'rotate': [0, 0, 0],
'translate': [0, 0, 0],
'title': 'view'
}
firstView = True
for step in a['steps']:
print("Step: " + str(step['num']))
# generate a transition move?
if len(step['views']) > 0:
# see if new view is diff from current
nv = step['views'][0]
if firstView:
view['size'] = nv['size']
if ((nv['size'] != view['size']) or
(nv['dist'] != view['dist']) or
(nv['rotate'] != view['rotate']) or
(nv['translate'] !=
view['translate'])) and (not firstView):
print("Generating transition move...")
# prep tween view
tv = copy.deepcopy(view)
# iterate over frames
for frame in range(0, framesPerStep):
t = easeInOut(frame /
(framesPerStep - 1.0))
# show previous step during transition
ShowStep = step['num'] - 1
# tween between view and nv
tv['dist'] = mapRange(
t, 0, 1.0, view['dist'],
nv['dist'])
tv['translate'][0] = mapRange(
t, 0, 1.0, view['translate'][0],
nv['translate'][0])
tv['translate'][1] = mapRange(
t, 0, 1.0, view['translate'][1],
nv['translate'][1])
tv['translate'][2] = mapRange(
t, 0, 1.0, view['translate'][2],
nv['translate'][2])
tv['rotate'][0] = mapRange(
t, 0, 1.0, view['rotate'][0],
nv['rotate'][0])
tv['rotate'][1] = mapRange(
t, 0, 1.0, view['rotate'][1],
nv['rotate'][1])
tv['rotate'][2] = mapRange(
t, 0, 1.0, view['rotate'][2],
nv['rotate'][2])
#print("t: "+str(t) +", s: "+str(ShowStep)+", a:"+str(AnimateExplodeT))
# Generate step file
f = open(temp_name, "w")
f.write(
"include <../config/config.scad>\n"
)
f.write("DebugConnectors = false;\n")
f.write(
"DebugCoordinateFrames = false;\n")
f.write("$Explode = false;\n")
f.write("UseSTL=true;\n")
f.write("$AnimateExplode = false;\n")
f.write("$ShowStep = " +
str(ShowStep) + ";\n")
f.write(a['call'] + ";\n")
f.close()
# Views
views.PolishTransparentBackground = False
views.PolishCrop = False
lfn = view_dir + "/" + prefix + format(
frameNum, '03'
) + "_" + view['title'] + ".png"
views.render_view_using_file(
prefix + format(frameNum, '03'),
temp_name, view_dir, tv,
hashchanged, h)
frameNum = frameNum + 1
view['dist'] = nv['dist']
view['translate'] = nv['translate']
view['rotate'] = nv['rotate']
firstView = False
# iterate over frames to animate the assembly step
for frame in range(0, framesPerStep):
t = easeInOut(frame / (framesPerStep - 1.0))
ShowStep = step['num']
AnimateExplodeT = t
#print("t: "+str(t) +", s: "+str(ShowStep)+", a:"+str(AnimateExplodeT))
# Generate step file
f = open(temp_name, "w")
f.write("include <../config/config.scad>\n")
f.write("DebugConnectors = false;\n")
f.write("DebugCoordinateFrames = false;\n")
f.write("$Explode = true;\n")
f.write("UseSTL=true;\n")
f.write("$AnimateExplode = true;\n")
f.write("$ShowStep = " + str(ShowStep) + ";\n")
f.write("$AnimateExplodeT = " +
str(AnimateExplodeT) + ";\n")
f.write(a['call'] + ";\n")
f.close()
# Views
views.PolishTransparentBackground = False
views.PolishCrop = False
fn = view_dir + "/" + prefix + format(
frameNum,
'03') + "_" + view['title'] + ".png"
print("Rendering: " + fn)
views.render_view_using_file(
prefix + format(frameNum, '03'), temp_name,
view_dir, view, hashchanged, h)
frameNum = frameNum + 1
if frame == 0:
# load previous image for cross-fade
if lfn != "":
imgPrev = Image.open(lfn)
# Annotate and extend first frame with step info
img = Image.open(fn)
imgNew = img.copy()
# go back one to overwrite first frame
frameNum = frameNum - 1
# extend a bit
for extra in range(0, 2 * framesPerStep):
if lfn != "":
alpha = extra / (1.0 *
framesPerStep)
if (alpha > 1.0):
alpha = 1.0
print("Blending: " + str(alpha) +
", " + str(frameNum))
imgNew = Image.blend(
imgPrev, img, alpha)
draw = ImageDraw.Draw(imgNew, "RGBA")
font = ImageFont.truetype(
"Tahoma.ttf", 12)
draw.rectangle(
(0, 0, view['size'][0], 30),
fill=(240, 240, 240))
margin = 30
offset = 10
for line in textwrap.wrap(
step['desc'],
width=((view['size'][0] -
2 * margin) /
(draw.textsize(
"abcdefghij")[0] /
10))):
draw.rectangle(
(0, offset, view['size'][0],
offset + 20),
fill=(240, 240, 240))
draw.rectangle(
(0, offset + 20,
view['size'][0], offset + 22),
fill=(200, 200, 200))
draw.text((margin, offset),
line, (0, 0, 0),
font=font)
offset += font.getsize(line)[1]
# draw step number
draw.ellipse((5, 5, 25, 25),
fill=(255, 140, 50),
outline=(255, 140, 50))
draw.text((11, 8),
str(step['num']),
(255, 255, 255),
font=font)
fn = view_dir + "/" + prefix + format(
frameNum, '03'
) + "_" + view['title'] + ".png"
frameNum = frameNum + 1
print("Saving: " + fn)
imgNew.save(fn)
lfn = fn
# final turntable, using last view as starting point
print("Generating final turntable")
tv = copy.deepcopy(view)
for frame in range(0, framesPerStep * 2):
t = easeInOut(frame /
((framesPerStep * 2.0) - 1.0))
ShowStep = 100
# tween between view and nv
r = mapRange(t, 0, 1.0, 0, 360)
tv['rotate'][2] = view['rotate'][2] + r
if tv['rotate'][2] > 360:
tv['rotate'][2] = tv['rotate'][2] - 360
#print("t: "+str(t) +", r:"+str(r))
# Generate step file
f = open(temp_name, "w")
f.write("include <../config/config.scad>\n")
f.write("DebugConnectors = false;\n")
f.write("DebugCoordinateFrames = false;\n")
f.write("UseSTL=true;\n")
f.write("$Explode = false;\n")
f.write("$ShowStep = " + str(ShowStep) + ";\n")
f.write(a['call'] + ";\n")
f.close()
# Views
views.PolishTransparentBackground = False
views.PolishCrop = False
views.render_view_using_file(
prefix + format(frameNum, '03'), temp_name,
view_dir, tv, hashchanged, h)
frameNum = frameNum + 1
numFrames = frameNum
# build video
cmd = "ffmpeg -r " + str(
framesPerStep
) + " -y -i " + view_dir + "/" + prefix + "%03d_" + view[
'title'] + ".png -vcodec libx264 -pix_fmt yuv420p " + view_dir + "/" + prefix + ".mp4"
print("Encoding video with: " + cmd)
os.system(cmd)
# build animated gif
cmd = "convert " + view_dir + "/" + prefix + ".mp4 " + view_dir + "/" + prefix + ".gif"
print("Creating GIF with: " + cmd)
os.system(cmd)
# clean up temporary images
#for frame in range(0, numFrames):
# os.remove(view_dir + "/" +prefix + format(frame, '03') + "_" +view['title']+".png");
print("Done")
try:
if sys.platform == "darwin":
subprocess.check_output([
'osascript', '-e',
'display notification "Animation Complete" with title "Animation"'
])
except:
print("Exception running osascript")
else:
print(" Error: scad file not found: " + a['file'])
return 0
def assemblies():
print("Assemblies")
print("----------")
# load hardware.json
jf = open(config.paths['json'], "r")
jso = json.load(jf)
jf.close()
# for each machine
for m in jso:
if type(m) is DictType and m['type'] == 'machine':
print(m['title'])
al = m['assemblies']
# make target directory
view_dir = config.paths['assemblies'] + "/" + machine_dir(
m['title'])
if not os.path.isdir(view_dir):
os.makedirs(view_dir)
# for each assembly
for a in al:
print(" " + a['title'])
fn = config.paths['root'] + a['file']
if (os.path.isfile(fn)):
print(" Checking csg hash")
h = openscad.get_csg_hash(config.paths['tempscad'],
a['call'])
os.remove(config.paths['tempscad'])
hashchanged = ('hash' in a
and h != a['hash']) or (not 'hash' in a)
# update hash in json
a['hash'] = h
# Steps
for step in a['steps']:
# Generate step file
f = open(config.paths['tempscad'], "w")
f.write("include <../config/config.scad>\n")
f.write("DebugConnectors = false;\n")
f.write("DebugCoordinateFrames = false;\n")
f.write("UseSTL=true;\n")
f.write("$Explode = true;\n")
f.write("$ShowStep = " + str(step['num']) + ";\n")
f.write(a['call'] + ";\n")
f.close()
# Views
print(" Step " + str(step['num']))
for view in step['views']:
render_view_using_file(
a['title'] + '_step' + str(step['num']),
config.paths['tempscad'], view_dir, view,
hashchanged, h)
# for each animation
for anim in a['animations']:
print(" Animation: " + anim['title'] +
", framesPerStep=" + str(anim['framesPerStep']))
animateAssembly(m['title'], a['title'], anim['title'],
anim['framesPerStep'])
else:
print(" Error: scad file not found: " + a['file'])
# Save changes to json
with open(config.paths['json'], 'w') as f:
f.write(
json.dumps(jso, sort_keys=False, indent=4, separators=(',', ': ')))
return 0
