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merge upstream

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LeenkxTeam 2025-04-09 17:30:27 +00:00
commit 2bb296028f
4 changed files with 140 additions and 64 deletions
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30
leenkx/Sources/iron/math/Quat.hx
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@ -399,17 +399,33 @@ class Quat {
@return This quaternion.
**/
public inline function fromEulerOrdered(e: Vec4, order: String): Quat {
var c1 = Math.cos(e.x / 2);
var c2 = Math.cos(e.y / 2);
var c3 = Math.cos(e.z / 2);
var s1 = Math.sin(e.x / 2);
var s2 = Math.sin(e.y / 2);
var s3 = Math.sin(e.z / 2);
var mappedAngles = new Vec4();
switch (order) {
case "XYZ":
mappedAngles.set(e.x, e.y, e.z);
case "XZY":
mappedAngles.set(e.x, e.z, e.y);
case "YXZ":
mappedAngles.set(e.y, e.x, e.z);
case "YZX":
mappedAngles.set(e.y, e.z, e.x);
case "ZXY":
mappedAngles.set(e.z, e.x, e.y);
case "ZYX":
mappedAngles.set(e.z, e.y, e.x);
}
var c1 = Math.cos(mappedAngles.x / 2);
var c2 = Math.cos(mappedAngles.y / 2);
var c3 = Math.cos(mappedAngles.z / 2);
var s1 = Math.sin(mappedAngles.x / 2);
var s2 = Math.sin(mappedAngles.y / 2);
var s3 = Math.sin(mappedAngles.z / 2);
var qx = new Quat(s1, 0, 0, c1);
var qy = new Quat(0, s2, 0, c2);
var qz = new Quat(0, 0, s3, c3);
// Original multiplication sequence (implements reverse of 'order')
if (order.charAt(2) == 'X')
this.setFrom(qx);
else if (order.charAt(2) == 'Y')
@ -429,7 +445,7 @@ class Quat {
else
this.mult(qz);
// TO DO quick fix doesnt make sense.
// TO DO quick fix somethings wrong..
this.x = -this.x;
this.y = -this.y;
this.z = -this.z;

1
leenkx/Sources/leenkx/logicnode/RotationNode.hx
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@ -37,6 +37,7 @@ class RotationNode extends LogicNode {
value.y = vect.y;
value.z = vect.z;
value.w = inputs[1].get();
value.normalize();
case "AxisAngle":
var vec: Vec4 = inputs[0].get();

118
leenkx/blender/lnx/logicnode/lnx_sockets.py
View File

@ -1,4 +1,4 @@
from math import pi, cos, sin, sqrt
from math import radians, pi, cos, sin, sqrt
from typing import Type
import bpy
@ -158,70 +158,90 @@ class LnxRotationSocket(LnxCustomSocket):
self.do_update_raw(context)
@staticmethod
def convert_to_quaternion(part1,part2,param1,param2,param3):
"""converts a representation of rotation into a quaternion.
``part1`` is a vector, ``part2`` is a scalar or None,
``param1`` is in ('Quaternion', 'EulerAngles', 'AxisAngle'),
``param2`` is in ('Rad','Deg') for both EulerAngles and AxisAngle,
``param3`` is a len-3 string like "XYZ", for EulerAngles """
if param1=='Quaternion':
qx, qy, qz = part1[0], part1[1], part1[2]
qw = part2
# need to normalize the quaternion for a rotation (having it be 0 is not an option)
ql = sqrt(qx**2+qy**2+qz**2+qw**2)
if abs(ql)<1E-5:
qx, qy, qz, qw = 0.0,0.0,0.0,1.0
def convert_to_quaternion(vec3_val, scalar_val, mode, unit, order):
'''Converts Euler or Axis-Angle representation to a Quaternion Vector'''
if mode == 'Quaternion':
qx, qy, qz = vec3_val[0], vec3_val[1], vec3_val[2]
qw = scalar_val
ql = sqrt(qx**2 + qy**2 + qz**2 + qw**2)
if abs(ql) < 1E-5:
qx, qy, qz, qw = 0.0, 0.0, 0.0, 1.0
else:
qx /= ql
qy /= ql
qz /= ql
qw /= ql
return mathutils.Vector((qx,qy,qz,qw))
return mathutils.Vector((qx, qy, qz, qw))
elif param1 == 'AxisAngle':
if param2 == 'Deg':
angle = part2 * pi/180
else:
angle = part2
cang, sang = cos(angle/2), sin(angle/2)
x,y,z = part1[0], part1[1], part1[2]
veclen = sqrt(x**2+y**2+z**2)
if veclen<1E-5:
return mathutils.Vector((0.0,0.0,0.0,1.0))
else:
return mathutils.Vector((
x/veclen * sang,
y/veclen * sang,
z/veclen * sang,
cang
))
else: # param1 == 'EulerAngles'
x,y,z = part1[0], part1[1], part1[2]
if param2 == 'Deg':
x *= pi/180
y *= pi/180
z *= pi/180
elif mode == 'EulerAngles':
x, y, z = vec3_val.to_tuple()
euler = mathutils.Euler((x, y, z), param3)
quat = euler.to_quaternion()
if unit == 'Deg':
x, y, z = radians(x), radians(y), radians(z)
angles_ordered = [0.0, 0.0, 0.0]
for i, axis in enumerate(order):
if axis == 'X':
angles_ordered[i] = x
elif axis == 'Y':
angles_ordered[i] = y
elif axis == 'Z':
angles_ordered[i] = z
eul = mathutils.Euler(angles_ordered, order)
quat = eul.to_quaternion()
return mathutils.Vector((quat.x, quat.y, quat.z, quat.w))
elif mode == 'AxisAngle':
axis = vec3_val.normalized().to_tuple()
angle = scalar_val
if unit == 'Deg':
angle = radians(angle)
quat = mathutils.Quaternion(axis, angle)
return mathutils.Vector((quat.x, quat.y, quat.z, quat.w))
print(f"Warning: Invalid mode '{mode}' in convert_to_quaternion")
return mathutils.Vector((0.0, 0.0, 0.0, 1.0))
def do_update_raw(self, context):
part1 = mathutils.Vector((
self.default_value_s0,
self.default_value_s1,
self.default_value_s2, 1
if self.default_value_mode == 'Quaternion':
# Directly construct the quaternion vector from s0, s1, s2, s3 (x, y, z, w)
vec3_val = mathutils.Vector((
self.default_value_s0, # X component or Euler X or Axis X
self.default_value_s1, # Y component or Euler Y or Axis Y
self.default_value_s2 # Z component or Euler Z or Axis Z
))
part2 = self.default_value_s3
scalar_val = self.default_value_s3 # W component or Axis Angle
# Always call the unified conversion function
# The result will be in (x, y, z, w) order
self.default_value_raw = self.convert_to_quaternion(
part1,
self.default_value_s3,
vec3_val,
scalar_val,
self.default_value_mode,
self.default_value_unit,
self.default_value_order
)
else:
# Handle EulerAngles and AxisAngle using the conversion helper
vec3_val = mathutils.Vector((
self.default_value_s0,
self.default_value_s1,
self.default_value_s2
))
# s3 is used for AxisAngle angle, irrelevant for Euler
scalar_val = self.default_value_s3
self.default_value_raw = self.convert_to_quaternion(
vec3_val, # Vector part (Euler angles X,Y,Z or Axis X,Y,Z)
scalar_val, # Scalar part (Axis angle)
self.default_value_mode, # Mode ('EulerAngles' or 'AxisAngle')
self.default_value_unit, # Unit ('Rad' or 'Deg')
self.default_value_order # Order ('XYZ', 'ZYX', etc. - used only for Euler)
)
def draw(self, context, layout, node, text):
@ -275,9 +295,11 @@ class LnxRotationSocket(LnxCustomSocket):
('YZX','YZX','YZX'),
('ZXY','ZXY','ZXY'),
('ZYX','ZYX','ZYX')],
name='', default='XYZ'
name='', default='XYZ',
update=do_update_raw
)
default_value_s0: FloatProperty(update=do_update_raw)
default_value_s1: FloatProperty(update=do_update_raw)
default_value_s2: FloatProperty(update=do_update_raw)

37
leenkx/blender/lnx/nodes_logic.py
View File

@ -344,6 +344,8 @@ class LNX_PT_NodeDevelopment(bpy.types.Panel):
layout.separator()
layout.operator('lnx.node_replace_all')
layout.operator('lnx.recalculate_rotations')
@staticmethod
def _draw_row(col: bpy.types.UILayout, text: str, val: Any):
@ -366,6 +368,40 @@ class LNX_OT_ReplaceNodesOperator(bpy.types.Operator):
def poll(cls, context):
return context.space_data is not None and context.space_data.type == 'NODE_EDITOR'
class LNX_OT_RecalculateRotations(bpy.types.Operator):
"""Recalculates internal rotation values for all rotation sockets in the tree"""
bl_idname = "lnx.recalculate_rotations"
bl_label = "Recalculate Rotations"
bl_description = "Forces recalculation of internal quaternion values for all LnxRotationSockets in the active tree using their current settings. Useful for fixing old files."
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
return (context.space_data is not None and
context.space_data.type == 'NODE_EDITOR' and
context.space_data.tree_type == 'LnxLogicTreeType' and
context.space_data.edit_tree is not None)
def execute(self, context):
tree = context.space_data.edit_tree
if not tree:
self.report({'WARNING'}, "No active Logic Node tree found")
return {'CANCELLED'}
recalculated_count = 0
for node in tree.nodes:
for socket in list(node.inputs) + list(node.outputs):
if hasattr(socket, 'do_update_raw') and callable(socket.do_update_raw):
try:
socket.do_update_raw(context)
recalculated_count += 1
except Exception as e:
print(f"Error recalculating socket '{socket.name}' on node '{node.name}': {e}")
self.report({'INFO'}, f"Recalculated {recalculated_count} rotation sockets in tree '{tree.name}'")
tree.update_tag()
return {'FINISHED'}
class LNX_UL_InterfaceSockets(bpy.types.UIList):
"""UI List of input and output sockets"""
def draw_item(self, context, layout, data, item, icon, active_data, active_propname, index):
@ -421,6 +457,7 @@ __REG_CLASSES = (
LnxOpenNodePythonSource,
LnxOpenNodeWikiEntry,
LNX_OT_ReplaceNodesOperator,
LNX_OT_RecalculateRotations,
LNX_MT_NodeAddOverride,
LNX_OT_AddNodeOverride,
LNX_UL_InterfaceSockets,