def __init__(self,
width=512,
height=512,
color="#FF0000",
directory="",
verbose=False):
"""
Constructor for the Runner class.
Parameters:
width: int (optional), the width of the image to generate
height: int (optional), the height of the image to generate
color: string (optional), the hexadecimal representation of the color to
use when drawing
"""
self.width = width
self.height = height
self.drawing = Drawing(width, height)
self.color = Color(color)
self.directory = directory
self.verbose = verbose
self.frames = Runner.DEFAULT_FRAMECOUNT
self.basename = "%s/default_basename" % self.directory.strip("/")
self.knobs = {}
def __init__(self, width=512, height=512, color="#FF0000",
directory="", verbose=False):
"""
Constructor for the Runner class.
Parameters:
width: int (optional), the width of the image to generate
height: int (optional), the height of the image to generate
color: string (optional), the hexadecimal representation of the color to
use when drawing
"""
self.width = width
self.height = height
self.drawing = Drawing(width, height)
self.color = Color(color)
self.directory = directory
self.verbose = verbose
self.frames = Runner.DEFAULT_FRAMECOUNT
self.basename = "%s/default_basename" % self.directory.strip("/")
self.knobs = {}
class Runner():
DEFAULT_FRAMECOUNT = 60
def __init__(self,
width=512,
height=512,
color="#FF0000",
directory="",
verbose=False):
"""
Constructor for the Runner class.
Parameters:
width: int (optional), the width of the image to generate
height: int (optional), the height of the image to generate
color: string (optional), the hexadecimal representation of the color to
use when drawing
"""
self.width = width
self.height = height
self.drawing = Drawing(width, height)
self.color = Color(color)
self.directory = directory
self.verbose = verbose
self.frames = Runner.DEFAULT_FRAMECOUNT
self.basename = "%s/default_basename" % self.directory.strip("/")
self.knobs = {}
def set_frames(self, frames):
"""
Sets the framecount of the animation.
Parameters:
frames: int, the number of frames in the animation
"""
self.frames = frames
def set_basename(self, basename):
"""
Sets the basename of the animation frames.
Parameters:
basename: str, the basename of the animation frames
"""
self.basename = "%s/%s" % (self.directory.strip("/"), basename)
def set_knob(self, knob_name, from_frame, to_frame, from_value, to_value):
"""
Sets a variable knob in the animation.
Parameters:
knob_name: str, the name of the knob
from_frame: int, the frame that this knob starts changing at
to_frame: int, the frame that this knob stops changing at
from_value: int, the value that this knob starts at
to_value: int, the value that this knob stops at
"""
if knob_name in self.knobs:
self.knobs[knob_name] = [0 for x in range(self.frames)]
else:
self.knobs[knob_name] = Generator.get_knob_range(
self.frames, from_frame, to_frame, from_value, to_value)
def run(self, filename):
"""
Reads the given file, compiles the code found in it, and runs it.
Parameters:
filename: str, the name of the file to read from
"""
# These objects store link the mdl function with the internal function
# and store the number of parameters each function requires.
animation_commands = {
"frames": {
"function": self.set_frames,
"params": 1
},
"basename": {
"function": self.set_basename,
"params": 1
},
"vary": {
"function": self.set_knob,
"params": 5
}
}
variable_commands = {
"rotate": {
"function": self.drawing.rotate,
"params": 2,
"indices": [1]
},
"move": {
"function": self.drawing.translate,
"params": 3,
"indices": [0, 1, 2]
},
"scale": {
"function": self.drawing.scale,
"params": 3,
"indices": [0, 1, 2]
}
}
drawing_commands = {
"push": {
"function": self.drawing.push_matrix,
"params": 0
},
"pop": {
"function": self.drawing.pop_matrix,
"params": 0
},
"identity": {
"function": self.drawing.identity,
"params": 0
},
"line": {
"function": self.drawing.draw_line,
"params": 6
},
"circle": {
"function": self.drawing.draw_circle,
"params": 3
},
"hermite": {
"function": self.drawing.draw_hermite_curve,
"params": 8
},
"bezier": {
"function": self.drawing.draw_bezier_curve,
"params": 8
},
"box": {
"function": self.drawing.draw_box,
"params": 6
},
"sphere": {
"function": self.drawing.draw_sphere,
"params": 4
},
"torus": {
"function": self.drawing.draw_torus,
"params": 5
},
"display": {
"function": self.drawing.display,
"params": 0
},
"save": {
"function": self.drawing.generate,
"params": 1
}
}
commands = None
symbols = None
try:
(commands, symbols) = mdl.parseFile(filename)
except:
print "Parsing failed."
print traceback.format_exc()
return
try:
for command in commands:
name = command[0]
if name in animation_commands:
args = command[1:][:animation_commands[name]["params"]]
animation_commands[name]["function"](*args)
except:
print "Animation commands invalid!"
print traceback.format_exc()
return
try:
if self.knobs:
# If we are animating, then save is no longer a valid command.
del drawing_commands["save"]
for frame in range(self.frames):
for command in commands:
name = command[0]
# If the command is a matrix transformation that a
# varying knob can be applied to, then modify the
# appropriate argument with the vary amount. The
# position of the argument to vary is stored in
# the variable_commands dictionary under the key
# indices for each variable command.
if name in variable_commands:
knob = command[-1]
args = list(command[1:-1])
if knob:
for index in variable_commands[name][
"indices"]:
args[index] *= self.knobs[knob][frame]
variable_commands[name]["function"](*args)
# Otherwise, if the command is a drawing command,
# isolate the necessary parameters and run it.
elif name in drawing_commands:
args = command[
1:][:drawing_commands[name]["params"]]
drawing_commands[name]["function"](*args)
# Generate an image file for each frame.
filename = "%s_%s" % (self.basename, str(frame).zfill(
len(str(self.frames))))
self.drawing.generate(filename)
self.drawing.clear()
if self.verbose:
print "Generated %s" % filename
else:
# If we are not animating, then just run all the commands.
for command in commands:
name = command[0]
if name in variable_commands:
args = command[1:-1]
variable_commands[name]["function"](*args)
elif name in drawing_commands:
# This line extracts the necessary parameters from the
# command by checking how many parameters this function
# takes.
args = command[1:][:drawing_commands][name]["params"]
drawing_commands[name](*args)
except:
print "Execution failed."
print traceback.format_exc()
return
def main():
drawing = Drawing(500, 500)
drawing.push_matrix()
drawing.translate(250, 250, 0)
drawing.set_view_vector(Vector())
# drawing.rotate_y(45)
drawing.rotate_x(45)
drawing.rotate_z(45)
sphere = Generator.get_torus_polygonmatrix(0, 0, 0, 80, 200)
drawing.draw_polygonmatrix(sphere)
# box = Generator.get_box_polygonmatrix(0, 0, 0, 30, 40, 50)
# drawing.draw_polygonmatrix(box)
drawing.pop_matrix()
drawing.display()
class Runner():
DEFAULT_FRAMECOUNT = 60
def __init__(self, width=512, height=512, color="#FF0000",
directory="", verbose=False):
"""
Constructor for the Runner class.
Parameters:
width: int (optional), the width of the image to generate
height: int (optional), the height of the image to generate
color: string (optional), the hexadecimal representation of the color to
use when drawing
"""
self.width = width
self.height = height
self.drawing = Drawing(width, height)
self.color = Color(color)
self.directory = directory
self.verbose = verbose
self.frames = Runner.DEFAULT_FRAMECOUNT
self.basename = "%s/default_basename" % self.directory.strip("/")
self.knobs = {}
def set_frames(self, frames):
"""
Sets the framecount of the animation.
Parameters:
frames: int, the number of frames in the animation
"""
self.frames = frames
def set_basename(self, basename):
"""
Sets the basename of the animation frames.
Parameters:
basename: str, the basename of the animation frames
"""
self.basename = "%s/%s" % (self.directory.strip("/"), basename)
def set_knob(self, knob_name, from_frame, to_frame, from_value, to_value):
"""
Sets a variable knob in the animation.
Parameters:
knob_name: str, the name of the knob
from_frame: int, the frame that this knob starts changing at
to_frame: int, the frame that this knob stops changing at
from_value: int, the value that this knob starts at
to_value: int, the value that this knob stops at
"""
if knob_name in self.knobs:
self.knobs[knob_name] = [0 for x in range(self.frames)]
else:
self.knobs[knob_name] = Generator.get_knob_range(
self.frames, from_frame, to_frame, from_value, to_value)
def run(self, filename):
"""
Reads the given file, compiles the code found in it, and runs it.
Parameters:
filename: str, the name of the file to read from
"""
# These objects store link the mdl function with the internal function
# and store the number of parameters each function requires.
animation_commands = {
"frames": { "function": self.set_frames, "params": 1 },
"basename": { "function": self.set_basename, "params": 1 },
"vary": { "function": self.set_knob, "params": 5 }
}
variable_commands = {
"rotate": { "function": self.drawing.rotate, "params": 2,
"indices": [1] },
"move": { "function": self.drawing.translate, "params": 3,
"indices": [0, 1, 2] },
"scale": { "function": self.drawing.scale, "params": 3,
"indices": [0, 1, 2] }
}
drawing_commands = {
"push": { "function": self.drawing.push_matrix, "params": 0 },
"pop": { "function": self.drawing.pop_matrix, "params": 0 },
"identity": { "function": self.drawing.identity, "params": 0 },
"line": { "function": self.drawing.draw_line, "params": 6 },
"circle": { "function": self.drawing.draw_circle, "params": 3 },
"hermite": { "function": self.drawing.draw_hermite_curve,
"params": 8 },
"bezier": { "function": self.drawing.draw_bezier_curve,
"params": 8 },
"box": { "function": self.drawing.draw_box, "params": 6 },
"sphere": { "function": self.drawing.draw_sphere, "params": 4 },
"torus": { "function": self.drawing.draw_torus, "params": 5 },
"display": { "function": self.drawing.display, "params": 0 },
"save": { "function": self.drawing.generate, "params": 1 }
}
commands = None
symbols = None
try:
(commands, symbols) = mdl.parseFile(filename)
except:
print "Parsing failed."
print traceback.format_exc()
return
try:
for command in commands:
name = command[0]
if name in animation_commands:
args = command[1:][:animation_commands[name]["params"]]
animation_commands[name]["function"](*args)
except:
print "Animation commands invalid!"
print traceback.format_exc()
return
try:
if self.knobs:
# If we are animating, then save is no longer a valid command.
del drawing_commands["save"]
for frame in range(self.frames):
for command in commands:
name = command[0]
# If the command is a matrix transformation that a
# varying knob can be applied to, then modify the
# appropriate argument with the vary amount. The
# position of the argument to vary is stored in
# the variable_commands dictionary under the key
# indices for each variable command.
if name in variable_commands:
knob = command[-1]
args = list(command[1:-1])
if knob:
for index in variable_commands[name]["indices"]:
args[index] *= self.knobs[knob][frame]
variable_commands[name]["function"](*args)
# Otherwise, if the command is a drawing command,
# isolate the necessary parameters and run it.
elif name in drawing_commands:
args = command[1:][
:drawing_commands[name]["params"]]
drawing_commands[name]["function"](*args)
# Generate an image file for each frame.
filename = "%s_%s" % (self.basename, str(frame).zfill(
len(str(self.frames))))
self.drawing.generate(filename)
self.drawing.clear()
if self.verbose:
print "Generated %s" % filename
else:
# If we are not animating, then just run all the commands.
for command in commands:
name = command[0]
if name in variable_commands:
args = command[1:-1]
variable_commands[name]["function"](*args)
elif name in drawing_commands:
# This line extracts the necessary parameters from the
# command by checking how many parameters this function
# takes.
args = command[1:][:drawing_commands][name]["params"]
drawing_commands[name](*args)
except:
print "Execution failed."
print traceback.format_exc()
return
def main():
drawing = Drawing(500, 500)
drawing.push_matrix()
drawing.translate(250, 250, 0)
drawing.set_view_vector(Vector())
# drawing.rotate_y(45)
drawing.rotate_x(45)
drawing.rotate_z(45)
sphere = Generator.get_torus_polygonmatrix(0, 0, 0, 80, 200)
drawing.draw_polygonmatrix(sphere)
# box = Generator.get_box_polygonmatrix(0, 0, 0, 30, 40, 50)
# drawing.draw_polygonmatrix(box)
drawing.pop_matrix()
drawing.display()
