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edit_tools.py
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from input_listener import *
from panda3d.core import Vec3, Vec4, Point3, Point2
import math
import cmath
import util_PG
class edit_tool:
def __init__(self, selection):
self.name = 'generic'
self.mesh = selection.mesh
self.base = selection.base
self.selection = selection
self.tool_registered = False
self.axis_lock = None
def register_tool(self, keys, key_map, activation_type, button):
self.keys = keys
self.key_map = key_map
if self.tool_registered == False:
if activation_type == "hold":
self.base.taskMgr.add(hold_caller(trigger=keys, index=key_map[button], value = 1, init_handle=self.init_action, loop_handle=self.loop_action, cleanup_handle = self.cleanup_action), self.name+"_tool_task")
self.tool_registered = True
elif activation_type == "toggle":
self.base.taskMgr.add(toggle_caller(trigger=keys, index=key_map[button], value = 1, init_handle=self.init_action, loop_handle=self.loop_action, cleanup_handle = self.cleanup_action), self.name+"_tool_task")
self.tool_registered = True
elif activation_type == "delta":
self.base.taskMgr.add(delta_caller(handle = self.init_action ,trigger=keys, index=key_map[button], value=1, cleanup_handle = self.cleanup_action, cleanup_value = 0), self.name+"_tool_task")
self.tool_registered = True
else:
print "UNKNOWN ACTIVATION TYPE FOR TOOL "+self.name+": NOT REGISTERED"
def toggle_lock_axis(self,axis):
if self.axis_lock == axis:
self.axis_lock = None
else:
self.axis_lock = axis
def toggle_lock_axis_x(self):
self.toggle_lock_axis('x')
def toggle_lock_axis_y(self):
self.toggle_lock_axis('y')
def toggle_lock_axis_z(self):
self.toggle_lock_axis('z')
def add_axis_lock_listeners(self):
self.base.taskMgr.add(delta_caller(handle = self.toggle_lock_axis_x ,trigger=self.keys, index=self.key_map['x'], value=1), self.name+"_x_axis_lock_task")
self.base.taskMgr.add(delta_caller(handle = self.toggle_lock_axis_y ,trigger=self.keys, index=self.key_map['y'], value=1), self.name+"_y_axis_lock_task")
self.base.taskMgr.add(delta_caller(handle = self.toggle_lock_axis_z ,trigger=self.keys, index=self.key_map['z'], value=1), self.name+"_z_axis_lock_task")
def remove_axis_lock_listeners(self):
self.base.taskMgr.remove(self.name+"_x_axis_lock_task")
self.base.taskMgr.remove(self.name+"_y_axis_lock_task")
self.base.taskMgr.remove(self.name+"_z_axis_lock_task")
def init_action(self):
return 0
def loop_action(self):
return 0
def cleanup_action(self):
return 0
def set_mouse_origin(self):
if self.base.mouseWatcherNode.hasMouse():
self.mouse_origin = Point2(self.base.mouseWatcherNode.getMouse())
class grab_tool(edit_tool):
def __init__(self, selection):
edit_tool.__init__(self, selection)
self.name = 'grab'
def init_action(self):
self.add_axis_lock_listeners()
self.set_mouse_origin()
self.vert_IDS = sorted(list(self.selection.selected_vertices))
self.original_vert_positions = []
for vID in self.vert_IDS:
self.original_vert_positions.append(self.mesh.verts[vID].pos)
def loop_action(self):
if self.base.mouseWatcherNode.hasMouse():
mpos = Point2(self.base.mouseWatcherNode.getMouse())
delta = mpos - self.mouse_origin
near_dist = self.base.cam.node().getLens().getNear()
up_vec = self.base.cam.getMat().getRow3(2)
side_vec = self.base.cam.getMat().getRow3(0)
i = 0
for id in self.vert_IDS:
#TODO: interact with selection struct/class
selected_obj = self.mesh.verts[id]
#TODO, do this to average for efficiency
far_dist = (self.base.cam.getPos()-self.original_vert_positions[i]).length()
factor = (far_dist-near_dist)/3.0
if self.axis_lock == None:
up_delta = up_vec * factor * delta.y
side_delta = side_vec * factor * delta.x
selected_obj.pos = (self.original_vert_positions[i]+up_delta+side_delta)
if self.axis_lock == 'x':
x_delta = Vec3(1.0, 0.0, 0.0) * factor * delta.x
selected_obj.pos = (self.original_vert_positions[i]+x_delta)
if self.axis_lock == 'y':
y_delta = Vec3(0.0, 1.0, 0.0) * factor * delta.x
selected_obj.pos = (self.original_vert_positions[i]+y_delta)
if self.axis_lock == 'z':
z_delta = Vec3(0.0, 0.0, 1.0) * factor * delta.x
selected_obj.pos = (self.original_vert_positions[i]+z_delta)
i+=1
self.selection.recalculate_average(self.mesh.verts.values())
self.mesh.draw()
self.selection.draw()
def cleanup_action(self):
self.remove_axis_lock_listeners()
self.axis_lock = None
self.mouse_origin = None
self.vert_IDS = None
self.original_vert_positions = None
class scale_tool(edit_tool):
def __init__(self, selection):
edit_tool.__init__(self, selection)
self.name = 'scale'
def calculate_scaling_vectors(self,center_point):
vecs = []
for vID in self.vert_IDS:
vecs.append(self.mesh.verts[vID].pos-center_point)
return vecs
def init_action(self):
self.add_axis_lock_listeners()
self.set_mouse_origin()
self.vert_IDS = sorted(list(self.selection.selected_vertices))
self.original_vert_positions = []
for vID in self.vert_IDS:
self.original_vert_positions.append(self.mesh.verts[vID].pos)
self.scaling_vectors = self.calculate_scaling_vectors(self.selection.average_position)
def loop_action(self):
if self.base.mouseWatcherNode.hasMouse():
mpos = Point2(self.base.mouseWatcherNode.getMouse())
delta = mpos - self.mouse_origin
near_dist = self.base.cam.node().getLens().getNear()
up_vec = self.base.cam.getMat().getRow3(2)
side_vec = self.base.cam.getMat().getRow3(0)
i = 0
for id in self.vert_IDS:
#TODO: interact with selection struct/class
selected_obj = self.mesh.verts[id]
#TODO, do this to average for efficiency
far_dist = (self.base.cam.getPos()-self.original_vert_positions[i]).length()
factor = (far_dist-near_dist)/3.0
if self.axis_lock == None:
selected_obj.pos = self.selection.average_position + (self.scaling_vectors[i] * (delta.x+1))
if self.axis_lock == 'x':
selected_obj.pos = self.original_vert_positions[i] + (self.scaling_vectors[i].project(Vec3(1.0,0.0,0.0)) * (delta.x+1))
if self.axis_lock == 'y':
selected_obj.pos = self.original_vert_positions[i] + (self.scaling_vectors[i].project(Vec3(0.0,1.0,0.0)) * (delta.x+1))
if self.axis_lock == 'z':
selected_obj.pos = self.original_vert_positions[i] + (self.scaling_vectors[i].project(Vec3(0.0,0.0,1.0)) * (delta.x+1))
i+=1
self.mesh.draw()
self.selection.draw()
def cleanup_action(self):
self.remove_axis_lock_listeners()
self.axis_lock = None
self.mouse_origin = None
self.vert_IDS = None
self.original_vert_positions = None
self.scaling_vectors = None
class rotate_tool(edit_tool):
def __init__(self, selection):
edit_tool.__init__(self, selection)
self.name = 'rotate'
def calculate_scaling_vectors(self,center_point):
vecs = []
for vID in self.vert_IDS:
vecs.append(self.mesh.verts[vID].pos-center_point)
return vecs
def init_action(self):
self.add_axis_lock_listeners()
self.set_mouse_origin()
self.vert_IDS = sorted(list(self.selection.selected_vertices))
self.original_vert_positions = []
for vID in self.vert_IDS:
self.original_vert_positions.append(self.mesh.verts[vID].pos)
self.scaling_vectors = self.calculate_scaling_vectors(self.selection.average_position)
def loop_action(self):
if self.base.mouseWatcherNode.hasMouse():
mpos = Point2(self.base.mouseWatcherNode.getMouse())
delta = mpos - self.mouse_origin
near_dist = self.base.cam.node().getLens().getNear()
if self.axis_lock == None:
up_vec = self.base.cam.getMat().getRow3(2)
side_vec = self.base.cam.getMat().getRow3(0)
if self.axis_lock == 'x':
up_vec = Vec3(0.0,0.0,1.0)
side_vec = Vec3(0.0,1.0,0.0)
if self.axis_lock == 'y':
up_vec = Vec3(0.0,0.0,1.0)
side_vec = Vec3(1.0,0.0,0.0)
if self.axis_lock == 'z':
up_vec = Vec3(1.0,0.0,0.0)
side_vec = Vec3(0.0,1.0,0.0)
t = delta.x * 4
i = 0
for id in self.vert_IDS:
#TODO: interact with selection struct/class
selected_obj = self.mesh.verts[id]
#TODO, do this to average for efficiency
far_dist = (self.base.cam.getPos()-self.original_vert_positions[i]).length()
factor = (far_dist-near_dist)/3.0
vec = self.scaling_vectors[i]
vec_rotate = vec.project(up_vec) + vec.project(side_vec)
#L = vec.length()
L = vec_rotate.length()
o_t = math.atan2(vec_rotate.dot(up_vec),vec_rotate.dot(side_vec))
param_1 = L * math.cos( o_t + t)
param_2 = L * math.sin( o_t + t)
orthagonal_component = self.selection.average_position.project(up_vec.cross(side_vec)) + vec.project(up_vec.cross(side_vec))
rotational_component = (self.selection.average_position.project(up_vec)+ self.selection.average_position.project(side_vec) + (up_vec * param_2) + (side_vec * param_1))
selected_obj.pos = orthagonal_component + rotational_component
i+=1
self.mesh.draw()
self.selection.draw()
def cleanup_action(self):
self.remove_axis_lock_listeners()
self.axis_lock = None
self.mouse_origin = None
self.vert_IDS = None
self.original_vert_positions = None
self.scaling_vectors = None
class extrude_tool(edit_tool):
def __init__(self, selection):
edit_tool.__init__(self, selection)
self.name = 'extrude'
def init_action(self):
if len(self.selection.selected_faces) < 1:
return 0
self.set_mouse_origin()
self.average_normal = None
for f in [self.mesh.faces[ID] for ID in self.selection.selected_faces]:
if self.average_normal == None:
self.average_normal = f.norm
else:
self.average_normal = self.average_normal + f.norm
self.average_normal = self.average_normal / len(self.selection.selected_faces)
v_mapping = {}
old_loop = []
for v in [self.mesh.verts[ID] for ID in list(self.selection.selected_vertices)]:
new_v = self.mesh.add_vertex(v.pos.x,v.pos.y,v.pos.z)
v_mapping[v.ID] = new_v.ID
f_list = list([self.mesh.faces[ID] for ID in list(self.selection.selected_faces)])
e_list = list([self.mesh.edges[ID] for ID in list(self.selection.selected_edges)])
for e in e_list:
if (e.v1.ID in self.selection.selected_vertices) and (e.v2.ID in self.selection.selected_vertices) and ((e.face == None) or (e.face.ID not in self.selection.selected_faces)):
old_loop.append(e.ID)
for f in f_list:
v1_ID = v_mapping[f.v1.ID]
v2_ID = v_mapping[f.v2.ID]
v3_ID = v_mapping[f.v3.ID]
v1 = self.mesh.verts[v1_ID]
v2 = self.mesh.verts[v2_ID]
v3 = self.mesh.verts[v3_ID]
self.mesh.add_face(v1,v2,v3)
for f in f_list:
self.mesh.remove_component("face", f.ID)
for e_ID in old_loop:
old_e = self.mesh.edges[e_ID]
v1_new = self.mesh.verts[v_mapping[old_e.v1.ID]]
v2_new = self.mesh.verts[v_mapping[old_e.v2.ID]]
self.mesh.add_face(old_e.v1,old_e.v2,v2_new)
self.mesh.add_face(old_e.v1,v2_new,v1_new)
self.selection.selected_vertices = set()
self.selection.selected_edges = set()
self.selection.selected_faces = set()
for v_ID in v_mapping.values():
self.selection.add_vertex(self.mesh.verts[v_ID])
self.vert_IDS = sorted(list(self.selection.selected_vertices))
self.original_vert_positions = []
for vID in self.vert_IDS:
self.original_vert_positions.append(self.mesh.verts[vID].pos)
self.mesh.draw()
self.selection.draw()
def loop_action(self):
if self.base.mouseWatcherNode.hasMouse():
mpos = Point2(self.base.mouseWatcherNode.getMouse())
delta = mpos - self.mouse_origin
i = 0
for id in self.vert_IDS:
#TODO: interact with selection struct/class
selected_obj = self.mesh.verts[id]
selected_obj.pos = self.original_vert_positions[i] + (self.average_normal * (delta.x))
i+=1
self.selection.recalculate_average(self.mesh.verts.values())
self.mesh.draw()
self.selection.draw()
def cleanup_action(self):
self.mouse_origin = None
self.vert_IDS = None
self.original_vert_positions = None
self.average_normal = None
class subdivide_tool(edit_tool):
def __init__(self, selection):
edit_tool.__init__(self, selection)
self.name = 'subdivide_tool'
def init_action(self):
if len(self.selection.selected_edges) < 1:
return 0
completed_edges = []
for f_ID in list(self.selection.selected_faces):
f = self.mesh.faces[f_ID]
e1 = f.edge
e2 = f.edge.next
e3 = f.edge.next.next
v1 = e1.v1
v2 = e2.v1
v3 = e3.v1
new_v_pos = (v1.pos + v2.pos + v3.pos)/3
new_v = self.mesh.add_vertex( new_v_pos.x, new_v_pos.y, new_v_pos.z)
self.mesh.add_face(v1, v2, new_v)
self.mesh.add_face(v2, v3, new_v)
self.mesh.add_face(v3, v1, new_v)
self.mesh.remove_component("face", f.ID)
self.mesh.find_edge_twins()
for e_ID in list(self.selection.selected_edges):
if e_ID not in completed_edges:
pass
else:
continue
print "ID:",e_ID
e_old = self.mesh.edges[e_ID]
print "TWIN ID:",e_old.twin.ID
completed_edges.append(e_old.ID)
completed_edges.append(e_old.twin.ID)
new_v_pos = (e_old.v1.pos + e_old.v2.pos) / 2
new_v = self.mesh.add_vertex( new_v_pos.x, new_v_pos.y, new_v_pos.z)
#perform subdivision on this edge
v_opposite = e_old.next.v2
f_old = e_old.face
self.mesh.add_face(new_v,v_opposite,e_old.v1)
self.mesh.add_face(new_v,v_opposite,e_old.v2)
#perform subdivision on twin edge
e_old_twin = self.mesh.edges[e_ID].twin
v_opposite_twin = e_old_twin.next.v2
f_old_twin = e_old_twin.face
self.mesh.add_face(new_v,v_opposite_twin,e_old_twin.v1)
self.mesh.add_face(new_v,v_opposite_twin,e_old_twin.v2)
self.mesh.remove_component("face", f_old.ID)
self.mesh.remove_component("face", f_old_twin.ID)
self.mesh.find_edge_twins()
self.selection.selected_vertices = set()
self.selection.selected_edges = set()
self.selection.selected_faces = set()
self.mesh.draw()
self.selection.draw()