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main.py
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main.py
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#panda3d is needed to run this script
#get it from pip:
#python -m pip install panda3d
#or download from panda3d.org
#by default a simpler version of opticalmaterialspy is used (see mat_spy.py)
#but the original can be used if needed, but that version requires both numpy and scipy
#try:
# import opticalmaterialspy as mat_spy
#except:
# import mat_spy
import mat_spy
from panda3d.core import *
from panda3d.egg import *
load_prc_file('options.prc')
load_prc_file_data('','textures-power-2 None')
load_prc_file_data('','load-file-type p3assimp')
#load_prc_file_data("", "threading-model Cull/Draw") #at your own risk!
#parse some options
msaa=ConfigVariableInt('antialias_msaa', 0).get_value()
if msaa > 0:
load_prc_file_data('', 'framebuffer-multisample 1')
load_prc_file_data('', 'multisamples '+str(msaa))
from direct.showbase import ShowBase
from direct.showbase.DirectObject import DirectObject
from direct.gui.DirectGui import *
from direct.interval.FunctionInterval import Func, Wait
from direct.interval.MetaInterval import Sequence, Parallel
from direct.interval.LerpInterval import LerpPosInterval
import io
import os
import sys
import json
import time
import shutil
import random
from math import radians
from math import sqrt
from collections import deque
from collections import namedtuple
import threading
#py 2 and 3 compatibility
if sys.version_info >= (3, 0):
import builtins
else:
import __builtin__ as builtins
from camera import CameraControler
from loading_screen import loading
from gui import UI
from gui import math_eval
from color_palette import ColorPalette
from custom_encoder import CustomEncoder
#set the window decoration before we start
wp = WindowProperties.getDefault()
wp.set_title("Raychaser [email protected]")
wp.set_icon_filename('gui/icon.ico')
WindowProperties.setDefault(wp)
#this is used for ray tests return values
Hit = namedtuple('Hit', 'has_hit pos normal node next_node next_pos')
Traced = namedtuple('Traced', 'is_internal vector')
class App(DirectObject):
def __init__(self):
builtins.app=self
#basic stuff
self.base = ShowBase.ShowBase()
self.base.disableMouse()
self.base.set_background_color(0.1, 0.1, 0.1)
self.base.camLens.set_near_far(0.01, 500.0)
render.set_antialias(AntialiasAttrib.MMultisample)
try:
NodePath(base.frameRateMeter).hide()
except:
pass
with loading():
#vars
self.last_txt=None
self.last_txt_ttl=0
self.select_mask=BitMask32.bit(11)
self.camera_mask=BitMask32.bit(22)
self.obj_mask=BitMask32.bit(1)
self.obj_mask.set_bit(2)
self.ray_mask=BitMask32.bit(2)
self.pre_click_mouse_pos=Vec2(0,0)
self.last_mouse_pos=Vec2(0,0)
self.mouse_is_down=False
self.mouse_is_down_frame_skip=True
self.selected_id=None
self.flip_model_normal=False
self.write_model_bam=False
self.last_vec=None
self.scene_buttons=[]
self.img_buttons=[]
self.mode='select'
self.global_coords=True
self.snap=False
self.snap_pos=0.25
self.snap_angle=5.0
self.active_axis=['x','y','z']
self.objects=[]
self.scene=render.attach_new_node('scene')
self.max_points=ConfigVariableInt('max-points', 1000).get_value()
sys.setrecursionlimit(self.max_points*100)
#cam mask
base.cam.node().set_camera_mask(self.camera_mask)
#ui
self.gui=UI()
self.gui.load_from_file('gui/gui.json')
self.gui.show_hide(['button_save', 'button_create', 'button_list','button_help',
'button_grid','button_camera','input_grid',
'button_move','button_rotate','button_scale'])
self.gui.fade_out(['button_rotate', 'button_move', 'button_scale'])
self.set_snap(False)
self.gui.resize_callback.append(self.on_resize)
self.load_help_from_txt('readme.md')
#use a better camera controller
cam_speed=ConfigVariableDouble('camera-speed', 1.0).get_value()
cam_zoom_speed=ConfigVariableDouble('camera-zoom-speed', 1.0).get_value()
self.cam_driver=CameraControler(pos=(0,0,0), offset=(0, 10, 0), speed=cam_speed, zoom_speed=cam_zoom_speed)
#setup key binds for the camera
key_binds={}
key_binds['rotate']=ConfigVariableString('key-camera-rotate', 'mouse3').get_value()
key_binds['pan']=ConfigVariableString('key-camera-pan', 'shift-mouse1').get_value()
key_binds['zoom_in']=ConfigVariableString('key-camera-zoom-in', 'wheel_up').get_value()
key_binds['zoom_out']=ConfigVariableString('key-camera-zoom_out', 'wheel_down').get_value()
key_binds['left']=ConfigVariableString('key-camera-left', 'a').get_value()
key_binds['right']=ConfigVariableString('key-camera-right', 'd').get_value()
key_binds['forward']=ConfigVariableString('key-camera-forward', 'w').get_value()
key_binds['back']=ConfigVariableString('key-camera-back', 's').get_value()
self.cam_driver.bind_keys(**key_binds)
self.cam_driver.node.set_h(45)
self.cam_driver.gimbal.set_p(45)
self._setup_select_buff()
self.ortho_cam(True)
self.cam_relative_pan(False)
self.cam_circle=self.make_circle(segments=16, thickness=1.5, radius=0.25)
self.cam_circle.reparent_to(self.cam_driver.node)
self.cam_circle.set_color((0.4, 0.5, 0.4, 1.0), 1)
#collision, mouse picking setup
self.cam_ray_trav = CollisionTraverser()
self.cam_ray_handler = CollisionHandlerQueue()
self.ray_trav = CollisionTraverser()
#self.ray_trav.show_collisions(render)
self.ray_handler = CollisionHandlerQueue()
self.collison_ray_np = render.attach_new_node(CollisionNode('ray'))
self.collison_ray=CollisionRay()
self.collison_ray_np.node().add_solid(self.collison_ray)
self.collison_ray_np.node().set_from_collide_mask(self.ray_mask)
self.collison_ray_np.node().set_into_collide_mask(0)
picker_np = camera.attach_new_node(CollisionNode('mouseRay'))
#picker_np.node().set_from_collide_mask(GeomNode.getDefaultCollideMask())
self.mouse_ray = CollisionRay()
picker_np.node().add_solid(self.mouse_ray)
picker_np.node().set_from_collide_mask(BitMask32.bit(1))
picker_np.node().set_into_collide_mask(0)
self.cam_ray_trav.add_collider(picker_np, self.cam_ray_handler)
self.shell = render.attach_new_node(CollisionNode('shell'))
self.shell.node().add_solid(CollisionInvSphere(0,0,0, 1000))
self.shell.node().set_into_collide_mask(self.ray_mask)
self.shell.set_python_tag('shell', True)
#load axis model
self.axis=loader.load_model('data/axis.bam')
self.axis.set_light_off(1)
self.axis.reparent_to(render)
self.axis.set_depth_test(False)
self.axis.set_bin('fixed', 100)
self.axis.find('x').hide()
self.axis.find('y').hide()
self.axis.find('z').hide()
#visual aid
self.circle=self.make_circle(line=False)
self.circle.hide()
self.circle.set_light_off()
self.circle.set_depth_test(False)
self.circle.set_bin('fixed', 100)
#mouse plane
self.plane = Plane(Vec3(0, 0, 1), Point3(0, 0, 1))
self.last_axis_pos=None
#grid setup
self.make_grid()
#shader setup
self.lit_shader=Shader.load(Shader.SLGLSL, 'shaders/litsphere_v.glsl', 'shaders/litsphere_f.glsl')
self.point_shader=Shader.load(Shader.SLGLSL, 'shaders/point_v.glsl', 'shaders/point_f.glsl')
self.line_shader=Shader.load(Shader.SLGLSL, 'shaders/line_v.glsl', 'shaders/line_f.glsl')
render.set_shader_input('litex', loader.load_texture('data/lit_sphere3.png'))
#find data to load
self.find_models('refract')
self.find_models('reflect')
self.find_models('beamsplit')
self.find_models('absorb')
self.find_scenes('scenes')
self.find_images('images')
#mouse keys
self.accept('mouse1', self._on_mouse_down)
self.accept('mouse1-up', self._on_mouse_up)
#keys
self.accept('escape', self.set_select_mode)
#window close event - we need to clean up before exit
base.win.set_close_request_event('exit-event')
self.accept('exit-event', self._on_exit)
#palette for random ray colors
self.colors=ColorPalette()
#thread with the raycasting
self.in_que=deque()
self.out_que=deque()
self.deamon_stop_event= threading.Event()
self.deamon = threading.Thread(name='daemon', target=self.ray_daemon, args=(self.deamon_stop_event,))
self.deamon.setDaemon(True)
self.deamon.start()
# Task
#taskMgr.add(self._on_mouse_down_task, 'mouse_lock_tsk')
taskMgr.add(self._mouse_manipulate_task, 'mouse_tsk')
taskMgr.add(self._update, 'update_tsk')
self.splash=self.gui.img('gui/splash.png', 'left', (0,-384))
self.splash.set_bin("fixed", 11)
base.buttonThrowers[0].node().setButtonDownEvent('buttonDown')
self.accept('buttonDown', self.remove_splash)
self.print_txt('[Press any key to continue]', ttl=30.0)
def remove_splash(self, key_event=None):
'''Removes the splash screen'''
self.splash.hide()
self.gui.fade_screen(0.5, base.get_background_color())
self.ignore('buttonDown')
self.print_txt('')
try:
fr=NodePath(base.frameRateMeter)
fr_pos=fr.get_pos(pixel2d)
fr.set_x(pixel2d, fr_pos.x-256)
fr.show()
except:
pass
def load_help_from_txt(self, txt_file):
'''Loads the text for the in-game help
'''
self.help_dict={}
topic=None
txt=''
with open(txt_file,'r') as f:
for line in f.readlines():
if line.startswith('#'):
if topic:
self.help_dict[topic]=txt
txt=''
topic=line.strip('#').strip()
else:
txt+=line
else:
if topic:
self.help_dict[topic]=txt
topic=line.strip('#').strip()
def show_help(self, topic):
'''Shows the help text'''
self.gui.show_hide('help_txt_frame','help_frame')
if topic in self.help_dict:
self.gui['help_txt_frame_verticalScroll']['value']=1
self.gui['help_txt_header'].set_text(topic)
self.gui['help_txt'].set_text(self.help_dict[topic])
def reset_cam(self):
'''Reset the camera pos and hpr'''
self.cam_driver.reset()
self.cam_driver.node.set_h(45)
self.cam_driver.gimbal.set_p(45)
def on_resize(self):
'''Function run when the main window is resized '''
render.set_shader_input("screen_size", Vec2(*base.get_size()))
def save_scene(self):
'''Save the scene to a .json file, the name for the file is taken from gui['save_path_input'] '''
target_file=self.gui['save_path_input'].get()
scene=[]
for node in self.objects:
if node:
data={}
tags={}
for key in node.get_python_tag_keys():
if key not in ('material', 'line'):
tags[key]=node.get_python_tag(key)
data['tags']=tags
data['pos']=node.get_pos(render)
data['hpr']=node.get_hpr(render)
data['scale']=node.get_scale(render)
if node.has_color():
data['color']=node.get_color()
scene.append(data)
#dump to json
with open(target_file, 'w') as outfile:
json.dump(scene, outfile, cls=CustomEncoder, indent=4)
self.gui.show_hide('', 'save_frame')
self.print_txt('Scene saved to '+target_file)
self.find_scenes('scenes')
def load_scene(self, file_name):
'''Load a scene from a 'file_name' json file'''
self.clear_scene()
if os.path.exists(file_name):
with open(file_name) as f:
try:
data = json.load(f)
except:
self.print_txt('Could not load data!')
return
for item in data:
if item['tags']['type']=='ray':
self.make_ray(
color=item['tags']['line_color'],
wavelength=item['tags']['wave'],
model_name=item['tags']['name'],
scale=item['scale'],
columns=item['tags']['columns'],
rows=item['tags']['rows'],
column_offset=item['tags']['column_offset'],
row_offset=item['tags']['row_offset'],
angle_h=item['tags']['angle_h'],
angle_v=item['tags']['angle_v']
)
elif item['tags']['type']=='projector':
self.make_projector(
color=item['tags']['line_color'],
scale=item['scale'],
angle_h=item['tags']['angle_h'],
angle_v=item['tags']['angle_v'],
texture=item['tags']['texture'],
sample_v=item['tags']['sample_v'],
sample_h=item['tags']['sample_h'],
proj_w=item['tags']['proj_w'],
proj_h=item['tags']['proj_h']
)
else:
self.load_object(
model=item['tags']['model_file'],
select=False,
object_type=item['tags']['type'],
threshold=item['tags']['threshold'],
flip_normal=item['tags']['flip_normal'])
node=self.objects[-1]
if 'material_name' in item['tags']:
self.set_material(material=item['tags']['material_name'], node=node)
if 'pivot_pos' in item['tags']:
self.move_pivot(node, Point3(*item['tags']['pivot_pos']))
if 'pos' in item:
node.set_pos(*item['pos'])
if 'hpr' in item:
node.set_hpr(*item['hpr'])
if 'scale' in item:
node.set_scale(*item['scale'])
if 'color' in item:
node.set_color(*item['color'], 1)
if 'gloss' in item['tags']:
node.set_shader_input('gloss', item['tags']['gloss'])
if 'stashed' in item['tags']:
if item['tags']['stashed']:
self.stash_object(node)
if 'name' in item['tags']:
node.set_python_tag('name', item['tags']['name'])
self.gui.show_hide('', 'load_frame')
def set_flip_normal(self):
'''GUI callback - sets the flip_model_normal flag'''
if self.flip_model_normal:
self.flip_model_normal=False
self.gui.fade_out('button_normal')
else:
self.flip_model_normal=True
self.gui.fade_in('button_normal')
def set_write_bam(self):
'''GUI callback - sets the write_model_bam flag'''
if self.write_model_bam:
self.write_model_bam=False
self.gui.fade_out('button_bam')
else:
self.write_model_bam=True
self.gui.fade_in('button_bam')
def load_image(self, path):
'''Load an image from path, apply it to the currently selected projector object'''
if self.selected_id is not None:
node=self.objects[self.selected_id]
node.set_python_tag('texture', path)
self.gui.show_hide('', 'file_list_frame')
img_name='{0:.16}'.format(Filename(path).getBasenameWoExtension())
self.gui.set_button_txt('button_proj_img', img_name)
node_id=node.get_python_tag('id')
self.trace_ray_in_thread(self.selected_id)
def find_images(self, dir):
'''Creates buttons for all images found in dir '''
dir=str(Filename(dir).to_os_specific())
self.gui['img_path_txt'].set_text('{:.50}'.format(dir))
for button_name in self.img_buttons:
self.gui.remove_button(button_name)
self.gui.scroll('file_list_frame', 0)
self.img_buttons=[]
self.img_buttons.append('button_img_0')
up_dir=str(Filename().from_os_specific(os.path.dirname(os.path.abspath(dir))))
self.gui.button(txt='...',
mono_font=True,
align='left',
cmd="app.find_images('"+up_dir+"')",
width=384,
pos=(16,0),
name='button_img_0',
parent='file_list_frame_canvas')
i=0
for fn in os.listdir(dir):
f=Filename(fn)
full_path=os.path.join(dir,fn)
if os.path.isdir(full_path):
i+=1
self.img_buttons.append('button_img_'+str(i))
self.gui.button(txt='<DIR>{name:.45}'.format(name=f.getBasename()),
mono_font=True,
align='left',
cmd="app.find_images('"+str(Filename().from_os_specific(full_path))+"')",
width=384,
pos=(16,i*32),
name='button_img_'+str(i),
parent='file_list_frame_canvas')
elif f.get_extension() in ('png', 'jpg', 'jpeg', 'dds', 'bmp', 'tga'):
i+=1
self.img_buttons.append('button_img_'+str(i))
self.gui.button(txt='{name:.45}'.format(name=f.getBasename()),
mono_font=True,
align='left',
cmd="app.load_image('"+str(Filename().from_os_specific(dir))+'/'+fn+"')",
width=384,
pos=(16,i*32),
name='button_img_'+str(i),
parent='file_list_frame_canvas')
def find_scenes(self, dir):
''' Find all json files in dir and make a button for each file'''
for button_name in self.scene_buttons:
self.gui.remove_button(button_name)
self.scene_buttons=[]
for fn in os.listdir(dir):
f=Filename(fn)
self.scene_buttons.append('button_'+fn)
app.gui.button(txt='{name:<40}'.format(name=f.getBasename()),
sort_dict={'name':fn},
mono_font=True,
align='left',
cmd='app.load_scene("'+dir+'/'+fn+'")',
width=384,
pos=(16,0),
name='button_'+fn,
parent='load_frame_canvas')
self.gui.sort_buttons('load_frame_canvas', 'name', False)
def find_models(self, dir):
'''Looks for models in a given directory, adds gui buttons for each model found'''
for fn in os.listdir('models/'+dir):
f=Filename(fn)
if f.get_extension() in ('bam', 'egg', '3d', '3ds', '3mf',
'ac', 'ac3d', 'acc', 'amj', 'ase',
'ask', 'b3d', 'blend', 'bvh', 'cms',
'cob', 'dae', 'dxf', 'enff', 'fbx',
'hmb', 'ifc', 'irr', 'lwo', 'lws',
'lxo', 'md2', 'md3', 'md5', 'mdc',
'mdl', 'xml', 'mot', 'ms3d', 'ndo',
'nff', 'obj', 'off', 'ogex', 'ply',
'pmx', 'prj', 'q3o', 'q3s', 'raw',
'scn', 'sib', 'smd', 'stp', 'stl',
'ter', 'uc', 'vta', 'x', 'x3d', 'xgl', 'zgl'):
app.gui.button(txt='{name:<40} {type}'.format(name=f.getBasename(), type=dir),
sort_dict={'name':fn, 'type':dir},
mono_font=True,
align='left',
cmd="app.load_object('models/"+dir+'/'+fn+"', select=True, object_type='"+dir+"')",
width=384,
pos=(16,0),
parent='model_frame_canvas')
self.gui.sort_buttons('model_frame_canvas', 'type', False)
def cam_relative_pan(self, relative=None):
'''GUI callback -Change camera movement scheme '''
if relative is None:
self.cam_driver.relative_pan = not self.cam_driver.relative_pan
else:
self.cam_driver.relative_pan =relative
if self.cam_driver.relative_pan:
self.gui.fade_in('button_cam_pan')
else:
self.gui.fade_out('button_cam_pan')
def show_cam_gimbal(self, show=None):
'''GUI callback -Show/hide camera focus point thingy '''
is_hidden=self.cam_circle.is_hidden()
if show is None:
if is_hidden:
self.cam_circle.show()
else:
self.cam_circle.hide()
else:
if show:
self.cam_circle.show()
else:
self.cam_circle.hide()
if self.cam_circle.is_hidden():
self.gui.fade_out('button_cam_gimbal')
else:
self.gui.fade_in('button_cam_gimbal')
def ortho_cam(self, set_orto=None):
'''GUI callback -sets the main camera into orthographic or perspective mode'''
if set_orto is None:
set_orto=base.camLens.is_perspective()
if set_orto:
base.camLens=OrthographicLens()
#base.camLens.set_aspect_ratio(base.get_aspect_ratio())
film_size=Vec2(base.get_size())
film_size/=film_size[0]/4
base.camLens.set_film_size(film_size)
base.camLens.set_near_far(0.01, 500.0)
base.cam.node().set_lens(base.camLens)
self.select_cam.node().set_lens(base.camLens)
self.gui.fade_in('button_cam_ortho')
else:
base.camLens=PerspectiveLens()
base.camLens.set_fov(60)
base.camLens.set_aspect_ratio(base.getAspectRatio())
base.camLens.set_near_far(0.1, 500.0)
base.cam.node().set_lens(base.camLens)
self.select_cam.node().set_lens(base.camLens)
self.gui.fade_out('button_cam_ortho')
def clone(self, node=None):
'''Create a clone from a node, if node is None, clone selected object'''
if node is None:
if self.selected_id is not None:
node=self.objects[self.selected_id]
if node:
tags={}
for key in node.get_python_tag_keys():
if key not in ('material', 'line'):
tags[key]=node.get_python_tag(key)
if tags['type']=='ray':
self.make_ray(
color=tags['line_color'],
wavelength=tags['wave'],
model_name=tags['name'],
columns=tags['columns'],
rows=tags['rows'],
column_offset=tags['column_offset'],
row_offset=tags['row_offset'],
angle_h=tags['angle_h'],
angle_v=tags['angle_v']
)
elif tags['type']=='projector':
self.make_projector(
color=tags['line_color'],
angle_h=tags['angle_h'],
angle_v=tags['angle_v'],
texture=tags['texture'],
sample_v=tags['sample_v'],
sample_h=tags['sample_h'],
proj_w=tags['proj_w'],
proj_h=tags['proj_h']
)
else:
self.load_object(
model=tags['model_file'],
select=False,
object_type=tags['type'],
threshold=tags['threshold'],
flip_normal=tags['flip_normal'])
clone=self.objects[-1]
if 'material_name' in tags:
self.set_material(material=tags['material_name'], node=clone)
if 'pivot_pos' in tags:
self.move_pivot(clone, Point3(*tags['pivot_pos']))
clone.set_pos(render, node.get_pos(render))
clone.set_hpr(render, node.get_hpr(render))
clone.set_scale(render, node.get_scale(render))
clone.set_color(node.get_color(), 1)
if 'gloss' in tags:
clone.set_shader_input('gloss', tags['gloss'])
if 'stashed' in tags:
if tags['stashed']:
self.stash_object(clone)
if 'name' in tags:
clone.set_python_tag('name', tags['name']+'_clone')
def set_reflect(self):
'''Toggle object properties'''
if self.selected_id is None:
return
node=self.objects[self.selected_id]
if node:
object_type=node.get_python_tag('type')
if object_type=='refract':
node.set_python_tag('type','beamsplit')
self.gui.fade_in('button_reflect')
elif object_type=='reflect':
node.set_python_tag('type','absorb')
self.gui.fade_out('button_reflect')
elif object_type=='beamsplit':
node.set_python_tag('type','refract')
self.gui.fade_out('button_reflect')
elif object_type=='absorb':
node.set_python_tag('type','reflect')
self.gui.fade_in('button_reflect')
name=node.get_python_tag('name')
id=node.get_python_tag('id')
object_type=node.get_python_tag('type')
text_node=self.gui['button_object_'+str(id)].get_python_tag('text')
text_node.node().set_text('{name:<34} {type:<10} {id}'.format(name=name, type=object_type, id=id))
self.do_raytrace()
def set_refract(self):
'''Toggle object properties'''
if self.selected_id is None:
return
node=self.objects[self.selected_id]
if node:
object_type=node.get_python_tag('type')
if object_type=='refract':
node.set_python_tag('type','absorb')
self.gui.fade_out('button_refract')
elif object_type=='reflect':
node.set_python_tag('type','beamsplit')
self.gui.fade_in('button_refract')
elif object_type=='beamsplit':
node.set_python_tag('type','reflect')
self.gui.fade_out('button_refract')
elif object_type=='absorb':
node.set_python_tag('type','refract')
self.gui.fade_in('button_refract')
name=node.get_python_tag('name')
id=node.get_python_tag('id')
object_type=node.get_python_tag('type')
text_node=self.gui['button_object_'+str(id)].get_python_tag('text')
text_node.node().set_text('{name:<34} {type:<10} {id}'.format(name=name, type=object_type, id=id))
self.do_raytrace()
def set_depth_test(self, node=None, depth_test=None):
'''Changes the way the projected image geom is displayed'''
if node is None:
if self.selected_id is None:
return
node=self.objects[self.selected_id]
if node is None:
return
if node.has_python_tag('quad'):
quad=node.get_python_tag('quad')
if depth_test is None:
depth_test=not quad.get_depth_test()
if depth_test:
quad.clear_bin()
quad.set_depth_offset(1)
quad.set_depth_test(True)
self.gui.fade_in('button_depth_test')
else:
quad.set_depth_test(False)
quad.set_bin('fixed', 100)
self.gui.fade_out('button_depth_test')
def set_material(self, material='SiO2', node=None):
''' Sets the material of the currently selected object'''
if node is None:
if self.selected_id is None:
return
node=self.objects[self.selected_id]
if node is None:
return
if material=='Ktp x':
m=mat_spy.Ktp('x')
elif material=='Ktp y':
m=mat_spy.Ktp('y')
elif material=='Ktp z':
m=mat_spy.Ktp('z')
elif material=='Ln e':
m=mat_spy.Ln('e')
elif material=='Ln o':
m=mat_spy.Ln('o')
elif material=='Tfln e':
m=mat_spy.Tfln('e')
elif material=='Tfln o':
m=mat_spy.Tfln('o')
elif material=='LnMg e':
m=mat_spy.LnMg('e')
elif material=='LnMg o':
m=mat_spy.LnMg('e')
elif material=='Bbo e':
m=mat_spy.Bbo('e')
elif material=='Bbo o':
m=mat_spy.Bbo('o')
elif material=='Bibo x':
m=mat_spy.Bibo('x')
elif material=='Bibo y':
m=mat_spy.Bibo('y')
elif material=='Bibo z':
m=mat_spy.Bibo('z')
elif material=='Chalcogenide As2S3':
m=mat_spy.Chalcogenide('As2S3')
elif material=='Chalcogenide As2Se3':
m=mat_spy.Chalcogenide('As2Se3')
elif material=='Chalcogenide GeSe4':
m=mat_spy.Chalcogenide('GeSe4')
elif material=='Chalcogen. Ge10As10Se80':
m=mat_spy.Chalcogenide('Ge10As10Se80')
elif material=='SiO2':
m=mat_spy.SiO2()
elif material=='Su8':
m=mat_spy.Su8()
elif material=='Al2O3 e':
m=mat_spy.Al2O3('e')
elif material=='Al2O3 o':
m=mat_spy.Al2O3('o')
elif material=='TiO2 e':
m=mat_spy.TiO2('e')
elif material=='TiO2 o':
m=mat_spy.TiO2('o')
elif material.startswith('Custom IOR:'):
material, ior= material.split(':')
if not ior:
ior=self.gui['mat_ior_input'].get()
m=mat_spy.CustomIOR(ior)
material= material+':'+str(ior)
else:
m=mat_spy.SiO2()
material='SiO2'
node.set_python_tag('material', m)
node.set_python_tag('material_name', material)
self.gui['material_txt'].set_text('MATERIAL:\n'+material)
self.gui.show_hide('', 'mat_list_frame')
self.do_raytrace()
def hide_grid(self):
'''GUI callback - shows or hides the grid'''
if self.grid.is_hidden():
self.grid.show()
self.gui.fade_in('button_grid')
else:
self.grid.hide()
self.gui.fade_out('button_grid')
def make_circle(self, segments=36, thickness=2.0, radius=1.0, line=False):
'''Creates a circle '''
l=LineSegs()
l.set_thickness(thickness)
l.move_to(Point3(0,0,0))
if line:
l.draw_to(Point3(0,radius,0))
else:
l.move_to(Point3(0,radius,0))
temp=NodePath('temp')
for i in range(segments+1):
temp.set_h(i*360.0/segments)
p=render.get_relative_point(temp, (0, radius, 0))
l.draw_to(p)
temp.remove_node()
return render.attach_new_node(l.create())
def make_grid(self, scale=10.0):
'''Creates a 10x10 grid of given size'''
l=LineSegs()
l.set_color(Vec4(0.1, 0.38, 0.23, 0.7))
l.set_thickness(4.0)
for i in range(0,11):
l.move_to(Vec3(0,i,0))
l.draw_to(Vec3(10, i, 0))
l.move_to(Vec3(i,0,0))
l.draw_to(Vec3(i, 10, 0))
self.grid=render.attach_new_node(l.create())
self.grid.set_transparency(TransparencyAttrib.M_multisample)
self.grid.set_antialias(AntialiasAttrib.MLine)
#self.grid.set_depth_test(False)
#self.grid.set_depth_write(False)
#self.grid.set_bin('fixed', 9)
self.grid.set_pos(-5,-5,0)
self.grid.flatten_strong()
self.grid.set_scale(0.1)
self.grid.flatten_strong()
self.grid.set_scale(scale)
def clear_scene(self):
'''Removes all objects from the scene'''
for n, node in enumerate(self.objects):
self.delete_object(n)
self.objects=[]
def delete_object(self, object_id=None):
'''Removes the object from the scene,
if object_id is None the currently selected object is removed.'''
if object_id is None:
object_id =self.selected_id
if object_id <= len(self.objects):
node=self.objects[object_id]
if node is None:
return
for key in node.get_python_tag_keys():
node.clear_python_tag(key)
node.remove_node()
self.gui.remove_button('button_object_'+str(object_id))
self.gui.show_hide('', 'prop_frame')
self.objects[object_id]=None
self.selected_id=None
self.axis.find('x').hide()
self.axis.find('y').hide()
self.axis.find('z').hide()
self.do_raytrace()
def center_camera(self, object_id=None):
'''Move the camera near the object'''
if object_id is None and self.selected_id is not None:
object_id =self.selected_id
if object_id is not None:
if object_id <= len(self.objects):
node=self.objects[object_id]
if node:
pos=node.get_pos(render)
LerpPosInterval(self.cam_driver.node, 0.25, pos).start()
def do_nill(self, *args, **kwargs):
'''dummy function, does nothing '''
pass
def _do_cmd_from_txt(self, txt, value):
''' execute commad based on string,
this function is to help with text entry widgets'''
if txt == 'grid':
self.grid.set_scale(value)
self.gui['input_grid'].set('{0:.2f}'.format(*self.grid.get_scale(render)))
if self.selected_id is None:
return
node=self.objects[self.selected_id]
if txt == 'x':
node.set_x(render, value)
elif txt == 'y':
node.set_y(render, value)
elif txt == 'z':
node.set_z(render, value)
elif txt == 'h':
node.set_h(render, value)
elif txt == 'p':
node.set_p(render, value)
elif txt == 'r':
node.set_r(render, value)
elif txt == 'sx':
node.set_sx(render, value)
elif txt == 'sy':
node.set_sy(render, value)
elif txt == 'sz':
node.set_sz(render, value)
elif txt == 'R':
c=node.get_color()
c[0]=value
node.set_color(c, 1)
elif txt == 'G':
c=node.get_color()
c[1]=value
node.set_color(c, 1)
elif txt == 'B':
c=node.get_color()
c[2]=value
node.set_color(c, 1)
elif txt == 'wave':
value=max(300, min(5000, value))
#color=self.wavelength_to_rgb(value)
node.set_python_tag('wave', value)
#line=node.get_python_tag('line')
#line.set_color(color, 1)
elif txt == 'name':
value =self.gui['name_input'].get() # get the full text!
node.set_python_tag('name', value)
id=node.get_python_tag('id')
object_type=node.get_python_tag('type')
text_node=self.gui['button_object_'+str(id)].get_python_tag('text')
text_node.node().set_text('{name:<34} {type:<10} {id}'.format(name=value, type=object_type, id=id))
elif txt=='column':
node.set_python_tag('columns', int(value))
elif txt=='row':
node.set_python_tag('rows', int(value))
elif txt=='column_offset':
node.set_python_tag('column_offset', value)
elif txt=='row_offset':
node.set_python_tag('row_offset', value)
elif txt=='angle_h':
node.set_python_tag('angle_h', min(89.9, max(-89.9, value)))
elif txt=='angle_v':
node.set_python_tag('angle_v', min(89.9, max(-89.9, value)))
elif txt=='sample_h':
node.set_python_tag('sample_h', max(2, int(value)))
elif txt=='sample_v':
node.set_python_tag('sample_v', max(2, int(value)))
elif txt=='proj_w':
node.set_python_tag('proj_w', value)
elif txt=='proj_h':
node.set_python_tag('proj_h', value)
elif txt=='pivot_x':
pivot_pos=node.get_python_tag('pivot_pos')
pivot_pos.x=value
node.set_python_tag('pivot_pos', pivot_pos)
self.move_pivot(node, pivot_pos)
elif txt=='pivot_y':
pivot_pos=node.get_python_tag('pivot_pos')
pivot_pos.y=value
node.set_python_tag('pivot_pos', pivot_pos)
self.move_pivot(node, pivot_pos)
elif txt=='pivot_z':
pivot_pos=node.get_python_tag('pivot_pos')
pivot_pos.z=value
node.set_python_tag('pivot_pos', pivot_pos)
self.move_pivot(node, pivot_pos)
elif txt=='pivot_h':
pivot_hpr=node.get_python_tag('pivot_hpr')
pivot_hpr.x=value
node.set_python_tag('pivot_hpr', pivot_hpr)
self.rotate_pivot(node, pivot_hpr)
elif txt=='pivot_p':
pivot_hpr=node.get_python_tag('pivot_hpr')
pivot_hpr.y=value
node.set_python_tag('pivot_hpr', pivot_hpr)
self.rotate_pivot(node, pivot_hpr)
elif txt=='pivot_r':
pivot_hpr=node.get_python_tag('pivot_hpr')
pivot_hpr.z=value
node.set_python_tag('pivot_hpr', pivot_hpr)
self.rotate_pivot(node, pivot_hpr)
elif txt=='snap':
if self.mode=='move':
self.snap_pos=value
else:
self.snap_angle=value
self.update_ui_for_node(node)
if node.get_python_tag('type') in ('ray', 'projector'):
node_id=node.get_python_tag('id')
self.trace_ray_in_thread(node_id)
else:
self.do_raytrace()
def apply_input(self, txt, target=['x','y','z']):
'''Convert text input into a command'''
if not txt:
if self.selected_id is None:
return
node=self.objects[self.selected_id]
self.update_ui_for_node(node)
values=[]
#normalize input
for v in txt.replace(',', ' ').split():
try:
values.append(math_eval(v))
except:
values.append(v)
#process the inputs
for value, txt in zip(values, target):
try:
self._do_cmd_from_txt(txt, value)
except:
pass
#self.print_txt("Wrong data format for input: '{0}', value: '{1}'".format(*(txt, value)))
def update_ui_for_node(self, node):
'''Updates the sliders and input fields of the object properties panel '''
self.scale_emmiter_geom(node)
self.gui.show_hide('prop_frame')
self.gui['name_input'].set(node.get_python_tag('name'))
self.gui['x_pos_input'].set('{0:.2f}'.format(*node.get_pos(render)))
self.gui['y_pos_input'].set('{1:.2f}'.format(*node.get_pos(render)))
self.gui['z_pos_input'].set('{2:.2f}'.format(*node.get_pos(render)))
self.gui['h_input'].set('{0:.2f}'.format(*node.get_hpr(render)))
self.gui['p_input'].set('{1:.2f}'.format(*node.get_hpr(render)))
self.gui['r_input'].set('{2:.2f}'.format(*node.get_hpr(render)))
self.gui['sx_input'].set('{0:.2f}'.format(*node.get_scale(render)))
self.gui['sy_input'].set('{1:.2f}'.format(*node.get_scale(render)))
self.gui['sz_input'].set('{2:.2f}'.format(*node.get_scale(render)))
self.gui['pivot_x_pos_input'].set('{0:.2f}'.format(*node.get_python_tag('pivot_pos')))
self.gui['pivot_y_pos_input'].set('{1:.2f}'.format(*node.get_python_tag('pivot_pos')))
self.gui['pivot_z_pos_input'].set('{2:.2f}'.format(*node.get_python_tag('pivot_pos')))
self.gui['pivot_h_input'].set('{0:.2f}'.format(*node.get_python_tag('pivot_hpr')))
self.gui['pivot_p_input'].set('{1:.2f}'.format(*node.get_python_tag('pivot_hpr')))
self.gui['pivot_r_input'].set('{2:.2f}'.format(*node.get_python_tag('pivot_hpr')))