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# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
bl_info = {
"name": "Node Wrangler (aka Nodes Efficiency Tools)",
"author": "Bartek Skorupa, Greg Zaal",
"version": (3, 4),
"blender": (2, 70, 0),
"location": "Node Editor Properties Panel or Ctrl-Space",
"description": "Various tools to enhance and speed up node-based workflow",
"warning": "",
"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.6/Py/"
"Scripts/Nodes/Nodes_Efficiency_Tools",
"category": "Node",
import bpy, blf, bgl
from bpy.types import Operator, Panel, Menu
from bpy.props import FloatProperty, EnumProperty, BoolProperty, IntProperty, StringProperty, FloatVectorProperty, CollectionProperty
from bpy_extras.io_utils import ImportHelper
from math import cos, sin, pi, hypot
#################
# rl_outputs:
# list of outputs of Input Render Layer
# with attributes determinig if pass is used,
# and MultiLayer EXR outputs names and corresponding render engines
#
# rl_outputs entry = (render_pass, rl_output_name, exr_output_name, in_internal, in_cycles)
rl_outputs = (
('use_pass_ambient_occlusion', 'AO', 'AO', True, True),
('use_pass_color', 'Color', 'Color', True, False),
('use_pass_combined', 'Image', 'Combined', True, True),
('use_pass_diffuse', 'Diffuse', 'Diffuse', True, False),
('use_pass_diffuse_color', 'Diffuse Color', 'DiffCol', False, True),
('use_pass_diffuse_direct', 'Diffuse Direct', 'DiffDir', False, True),
('use_pass_diffuse_indirect', 'Diffuse Indirect', 'DiffInd', False, True),
('use_pass_emit', 'Emit', 'Emit', True, False),
('use_pass_environment', 'Environment', 'Env', True, False),
('use_pass_glossy_color', 'Glossy Color', 'GlossCol', False, True),
('use_pass_glossy_direct', 'Glossy Direct', 'GlossDir', False, True),
('use_pass_glossy_indirect', 'Glossy Indirect', 'GlossInd', False, True),
('use_pass_indirect', 'Indirect', 'Indirect', True, False),
('use_pass_material_index', 'IndexMA', 'IndexMA', True, True),
('use_pass_mist', 'Mist', 'Mist', True, False),
('use_pass_normal', 'Normal', 'Normal', True, True),
('use_pass_object_index', 'IndexOB', 'IndexOB', True, True),
('use_pass_reflection', 'Reflect', 'Reflect', True, False),
('use_pass_refraction', 'Refract', 'Refract', True, False),
('use_pass_shadow', 'Shadow', 'Shadow', True, True),
('use_pass_specular', 'Specular', 'Spec', True, False),
('use_pass_subsurface_color', 'Subsurface Color', 'SubsurfaceCol', False, True),
('use_pass_subsurface_direct', 'Subsurface Direct', 'SubsurfaceDir', False, True),
('use_pass_subsurface_indirect', 'Subsurface Indirect', 'SubsurfaceInd', False, True),
('use_pass_transmission_color', 'Transmission Color', 'TransCol', False, True),
('use_pass_transmission_direct', 'Transmission Direct', 'TransDir', False, True),
('use_pass_transmission_indirect', 'Transmission Indirect', 'TransInd', False, True),
('use_pass_uv', 'UV', 'UV', True, True),
('use_pass_vector', 'Speed', 'Vector', True, True),
('use_pass_z', 'Z', 'Depth', True, True),
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)
# shader nodes
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_input_nodes_props = (
('ShaderNodeTexCoord', 'TEX_COORD', 'Texture Coordinate'),
('ShaderNodeAttribute', 'ATTRIBUTE', 'Attribute'),
('ShaderNodeLightPath', 'LIGHT_PATH', 'Light Path'),
('ShaderNodeFresnel', 'FRESNEL', 'Fresnel'),
('ShaderNodeLayerWeight', 'LAYER_WEIGHT', 'Layer Weight'),
('ShaderNodeRGB', 'RGB', 'RGB'),
('ShaderNodeValue', 'VALUE', 'Value'),
('ShaderNodeTangent', 'TANGENT', 'Tangent'),
('ShaderNodeNewGeometry', 'NEW_GEOMETRY', 'Geometry'),
('ShaderNodeWireframe', 'WIREFRAME', 'Wireframe'),
('ShaderNodeObjectInfo', 'OBJECT_INFO', 'Object Info'),
('ShaderNodeHairInfo', 'HAIR_INFO', 'Hair Info'),
('ShaderNodeParticleInfo', 'PARTICLE_INFO', 'Particle Info'),
('ShaderNodeCameraData', 'CAMERA', 'Camera Data'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_output_nodes_props = (
('ShaderNodeOutputMaterial', 'OUTPUT_MATERIAL', 'Material Output'),
('ShaderNodeOutputLamp', 'OUTPUT_LAMP', 'Lamp Output'),
('ShaderNodeOutputWorld', 'OUTPUT_WORLD', 'World Output'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_shader_nodes_props = (
('ShaderNodeMixShader', 'MIX_SHADER', 'Mix Shader'),
('ShaderNodeAddShader', 'ADD_SHADER', 'Add Shader'),
('ShaderNodeBsdfDiffuse', 'BSDF_DIFFUSE', 'Diffuse BSDF'),
('ShaderNodeBsdfGlossy', 'BSDF_GLOSSY', 'Glossy BSDF'),
('ShaderNodeBsdfTransparent', 'BSDF_TRANSPARENT', 'Transparent BSDF'),
('ShaderNodeBsdfRefraction', 'BSDF_REFRACTION', 'Refraction BSDF'),
('ShaderNodeBsdfGlass', 'BSDF_GLASS', 'Glass BSDF'),
('ShaderNodeBsdfTranslucent', 'BSDF_TRANSLUCENT', 'Translucent BSDF'),
('ShaderNodeBsdfAnisotropic', 'BSDF_ANISOTROPIC', 'Anisotropic BSDF'),
('ShaderNodeBsdfVelvet', 'BSDF_VELVET', 'Velvet BSDF'),
('ShaderNodeBsdfToon', 'BSDF_TOON', 'Toon BSDF'),
('ShaderNodeSubsurfaceScattering', 'SUBSURFACE_SCATTERING', 'Subsurface Scattering'),
('ShaderNodeEmission', 'EMISSION', 'Emission'),
('ShaderNodeBsdfHair', 'BSDF_HAIR', 'Hair BSDF'),
('ShaderNodeBackground', 'BACKGROUND', 'Background'),
('ShaderNodeAmbientOcclusion', 'AMBIENT_OCCLUSION', 'Ambient Occlusion'),
('ShaderNodeHoldout', 'HOLDOUT', 'Holdout'),
('ShaderNodeVolumeAbsorption', 'VOLUME_ABSORPTION', 'Volume Absorption'),
('ShaderNodeVolumeScatter', 'VOLUME_SCATTER', 'Volume Scatter'),
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)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_texture_nodes_props = (
('ShaderNodeTexImage', 'TEX_IMAGE', 'Image'),
('ShaderNodeTexEnvironment', 'TEX_ENVIRONMENT', 'Environment'),
('ShaderNodeTexSky', 'TEX_SKY', 'Sky'),
('ShaderNodeTexNoise', 'TEX_NOISE', 'Noise'),
('ShaderNodeTexWave', 'TEX_WAVE', 'Wave'),
('ShaderNodeTexVoronoi', 'TEX_VORONOI', 'Voronoi'),
('ShaderNodeTexMusgrave', 'TEX_MUSGRAVE', 'Musgrave'),
('ShaderNodeTexGradient', 'TEX_GRADIENT', 'Gradient'),
('ShaderNodeTexMagic', 'TEX_MAGIC', 'Magic'),
('ShaderNodeTexChecker', 'TEX_CHECKER', 'Checker'),
('ShaderNodeTexBrick', 'TEX_BRICK', 'Brick')
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_color_nodes_props = (
('ShaderNodeMixRGB', 'MIX_RGB', 'MixRGB'),
('ShaderNodeRGBCurve', 'CURVE_RGB', 'RGB Curves'),
('ShaderNodeInvert', 'INVERT', 'Invert'),
('ShaderNodeLightFalloff', 'LIGHT_FALLOFF', 'Light Falloff'),
('ShaderNodeHueSaturation', 'HUE_SAT', 'Hue/Saturation'),
('ShaderNodeGamma', 'GAMMA', 'Gamma'),
('ShaderNodeBrightContrast', 'BRIGHTCONTRAST', 'Bright Contrast'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_vector_nodes_props = (
('ShaderNodeMapping', 'MAPPING', 'Mapping'),
('ShaderNodeBump', 'BUMP', 'Bump'),
('ShaderNodeNormalMap', 'NORMAL_MAP', 'Normal Map'),
('ShaderNodeNormal', 'NORMAL', 'Normal'),
('ShaderNodeVectorCurve', 'CURVE_VEC', 'Vector Curves'),
('ShaderNodeVectorTransform', 'VECT_TRANSFORM', 'Vector Transform'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_converter_nodes_props = (
('ShaderNodeMath', 'MATH', 'Math'),
('ShaderNodeValToRGB', 'VALTORGB', 'ColorRamp'),
('ShaderNodeRGBToBW', 'RGBTOBW', 'RGB to BW'),
('ShaderNodeVectorMath', 'VECT_MATH', 'Vector Math'),
('ShaderNodeSeparateRGB', 'SEPRGB', 'Separate RGB'),
('ShaderNodeCombineRGB', 'COMBRGB', 'Combine RGB'),
('ShaderNodeSeparateHSV', 'SEPHSV', 'Separate HSV'),
('ShaderNodeCombineHSV', 'COMBHSV', 'Combine HSV'),
('ShaderNodeWavelength', 'WAVELENGTH', 'Wavelength'),
('ShaderNodeBlackbody', 'BLACKBODY', 'Blackbody'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
shaders_layout_nodes_props = (
('NodeFrame', 'FRAME', 'Frame'),
('NodeReroute', 'REROUTE', 'Reroute'),
)
# compositing nodes
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_input_nodes_props = (
('CompositorNodeRLayers', 'R_LAYERS', 'Render Layers'),
('CompositorNodeImage', 'IMAGE', 'Image'),
('CompositorNodeMovieClip', 'MOVIECLIP', 'Movie Clip'),
('CompositorNodeMask', 'MASK', 'Mask'),
('CompositorNodeRGB', 'RGB', 'RGB'),
('CompositorNodeValue', 'VALUE', 'Value'),
('CompositorNodeTexture', 'TEXTURE', 'Texture'),
('CompositorNodeBokehImage', 'BOKEHIMAGE', 'Bokeh Image'),
('CompositorNodeTime', 'TIME', 'Time'),
('CompositorNodeTrackPos', 'TRACKPOS', 'Track Position'),
)
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# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_output_nodes_props = (
('CompositorNodeComposite', 'COMPOSITE', 'Composite'),
('CompositorNodeViewer', 'VIEWER', 'Viewer'),
('CompositorNodeSplitViewer', 'SPLITVIEWER', 'Split Viewer'),
('CompositorNodeOutputFile', 'OUTPUT_FILE', 'File Output'),
('CompositorNodeLevels', 'LEVELS', 'Levels'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_color_nodes_props = (
('CompositorNodeMixRGB', 'MIX_RGB', 'Mix'),
('CompositorNodeAlphaOver', 'ALPHAOVER', 'Alpha Over'),
('CompositorNodeInvert', 'INVERT', 'Invert'),
('CompositorNodeCurveRGB', 'CURVE_RGB', 'RGB Curves'),
('CompositorNodeHueSat', 'HUE_SAT', 'Hue Saturation Value'),
('CompositorNodeColorBalance', 'COLORBALANCE', 'Color Balance'),
('CompositorNodeHueCorrect', 'HUECORRECT', 'Hue Correct'),
('CompositorNodeBrightContrast', 'BRIGHTCONTRAST', 'Bright/Contrast'),
('CompositorNodeGamma', 'GAMMA', 'Gamma'),
('CompositorNodeColorCorrection', 'COLORCORRECTION', 'Color Correction'),
('CompositorNodeTonemap', 'TONEMAP', 'Tonemap'),
('CompositorNodeZcombine', 'ZCOMBINE', 'Z Combine'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_converter_nodes_props = (
('CompositorNodeMath', 'MATH', 'Math'),
('CompositorNodeValToRGB', 'VALTORGB', 'ColorRamp'),
('CompositorNodeSetAlpha', 'SETALPHA', 'Set Alpha'),
('CompositorNodePremulKey', 'PREMULKEY', 'Alpha Convert'),
('CompositorNodeIDMask', 'ID_MASK', 'ID Mask'),
('CompositorNodeRGBToBW', 'RGBTOBW', 'RGB to BW'),
('CompositorNodeSepRGBA', 'SEPRGBA', 'Separate RGBA'),
('CompositorNodeCombRGBA', 'COMBRGBA', 'Combine RGBA'),
('CompositorNodeSepHSVA', 'SEPHSVA', 'Separate HSVA'),
('CompositorNodeCombHSVA', 'COMBHSVA', 'Combine HSVA'),
('CompositorNodeSepYUVA', 'SEPYUVA', 'Separate YUVA'),
('CompositorNodeCombYUVA', 'COMBYUVA', 'Combine YUVA'),
('CompositorNodeSepYCCA', 'SEPYCCA', 'Separate YCbCrA'),
('CompositorNodeCombYCCA', 'COMBYCCA', 'Combine YCbCrA'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_filter_nodes_props = (
('CompositorNodeBlur', 'BLUR', 'Blur'),
('CompositorNodeBilateralblur', 'BILATERALBLUR', 'Bilateral Blur'),
('CompositorNodeDilateErode', 'DILATEERODE', 'Dilate/Erode'),
('CompositorNodeDespeckle', 'DESPECKLE', 'Despeckle'),
('CompositorNodeFilter', 'FILTER', 'Filter'),
('CompositorNodeBokehBlur', 'BOKEHBLUR', 'Bokeh Blur'),
('CompositorNodeVecBlur', 'VECBLUR', 'Vector Blur'),
('CompositorNodeDefocus', 'DEFOCUS', 'Defocus'),
('CompositorNodeGlare', 'GLARE', 'Glare'),
('CompositorNodeInpaint', 'INPAINT', 'Inpaint'),
('CompositorNodeDBlur', 'DBLUR', 'Directional Blur'),
('CompositorNodePixelate', 'PIXELATE', 'Pixelate'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_vector_nodes_props = (
('CompositorNodeNormal', 'NORMAL', 'Normal'),
('CompositorNodeMapValue', 'MAP_VALUE', 'Map Value'),
('CompositorNodeMapRange', 'MAP_RANGE', 'Map Range'),
('CompositorNodeNormalize', 'NORMALIZE', 'Normalize'),
('CompositorNodeCurveVec', 'CURVE_VEC', 'Vector Curves'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_matte_nodes_props = (
('CompositorNodeKeying', 'KEYING', 'Keying'),
('CompositorNodeKeyingScreen', 'KEYINGSCREEN', 'Keying Screen'),
('CompositorNodeChannelMatte', 'CHANNEL_MATTE', 'Channel Key'),
('CompositorNodeColorSpill', 'COLOR_SPILL', 'Color Spill'),
('CompositorNodeBoxMask', 'BOXMASK', 'Box Mask'),
('CompositorNodeEllipseMask', 'ELLIPSEMASK', 'Ellipse Mask'),
('CompositorNodeLumaMatte', 'LUMA_MATTE', 'Luminance Key'),
('CompositorNodeDiffMatte', 'DIFF_MATTE', 'Difference Key'),
('CompositorNodeDistanceMatte', 'DISTANCE_MATTE', 'Distance Key'),
('CompositorNodeChromaMatte', 'CHROMA_MATTE', 'Chroma Key'),
('CompositorNodeColorMatte', 'COLOR_MATTE', 'Color Key'),
('CompositorNodeDoubleEdgeMask', 'DOUBLEEDGEMASK', 'Double Edge Mask'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_distort_nodes_props = (
('CompositorNodeScale', 'SCALE', 'Scale'),
('CompositorNodeLensdist', 'LENSDIST', 'Lens Distortion'),
('CompositorNodeMovieDistortion', 'MOVIEDISTORTION', 'Movie Distortion'),
('CompositorNodeTranslate', 'TRANSLATE', 'Translate'),
('CompositorNodeRotate', 'ROTATE', 'Rotate'),
('CompositorNodeFlip', 'FLIP', 'Flip'),
('CompositorNodeCrop', 'CROP', 'Crop'),
('CompositorNodeDisplace', 'DISPLACE', 'Displace'),
('CompositorNodeMapUV', 'MAP_UV', 'Map UV'),
('CompositorNodeTransform', 'TRANSFORM', 'Transform'),
('CompositorNodeStabilize', 'STABILIZE2D', 'Stabilize 2D'),
('CompositorNodePlaneTrackDeform', 'PLANETRACKDEFORM', 'Plane Track Deform'),
)
# (rna_type.identifier, type, rna_type.name)
# Keeping mixed case to avoid having to translate entries when adding new nodes in operators.
compo_layout_nodes_props = (
('NodeFrame', 'FRAME', 'Frame'),
('NodeReroute', 'REROUTE', 'Reroute'),
('CompositorNodeSwitch', 'SWITCH', 'Switch'),
)
# list of blend types of "Mix" nodes in a form that can be used as 'items' for EnumProperty.
# used list, not tuple for easy merging with other lists.
blend_types = [
('MIX', 'Mix', 'Mix Mode'),
('ADD', 'Add', 'Add Mode'),
('MULTIPLY', 'Multiply', 'Multiply Mode'),
('SUBTRACT', 'Subtract', 'Subtract Mode'),
('SCREEN', 'Screen', 'Screen Mode'),
('DIVIDE', 'Divide', 'Divide Mode'),
('DIFFERENCE', 'Difference', 'Difference Mode'),
('DARKEN', 'Darken', 'Darken Mode'),
('LIGHTEN', 'Lighten', 'Lighten Mode'),
('OVERLAY', 'Overlay', 'Overlay Mode'),
('DODGE', 'Dodge', 'Dodge Mode'),
('BURN', 'Burn', 'Burn Mode'),
('HUE', 'Hue', 'Hue Mode'),
('SATURATION', 'Saturation', 'Saturation Mode'),
('VALUE', 'Value', 'Value Mode'),
('COLOR', 'Color', 'Color Mode'),
('SOFT_LIGHT', 'Soft Light', 'Soft Light Mode'),
('LINEAR_LIGHT', 'Linear Light', 'Linear Light Mode'),
# list of operations of "Math" nodes in a form that can be used as 'items' for EnumProperty.
# used list, not tuple for easy merging with other lists.
operations = [
('ADD', 'Add', 'Add Mode'),
('MULTIPLY', 'Multiply', 'Multiply Mode'),
('SUBTRACT', 'Subtract', 'Subtract Mode'),
('DIVIDE', 'Divide', 'Divide Mode'),
('SINE', 'Sine', 'Sine Mode'),
('COSINE', 'Cosine', 'Cosine Mode'),
('TANGENT', 'Tangent', 'Tangent Mode'),
('ARCSINE', 'Arcsine', 'Arcsine Mode'),
('ARCCOSINE', 'Arccosine', 'Arccosine Mode'),
('ARCTANGENT', 'Arctangent', 'Arctangent Mode'),
('POWER', 'Power', 'Power Mode'),
('LOGARITHM', 'Logatithm', 'Logarithm Mode'),
('MINIMUM', 'Minimum', 'Minimum Mode'),
('MAXIMUM', 'Maximum', 'Maximum Mode'),
('ROUND', 'Round', 'Round Mode'),
('LESS_THAN', 'Less Than', 'Less Than Mode'),
('GREATER_THAN', 'Greater Than', 'Greater Than Mode'),
]
# in NWBatchChangeNodes additional types/operations. Can be used as 'items' for EnumProperty.
# used list, not tuple for easy merging with other lists.
navs = [
('CURRENT', 'Current', 'Leave at current state'),
('NEXT', 'Next', 'Next blend type/operation'),
('PREV', 'Prev', 'Previous blend type/operation'),
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]
draw_color_sets = {
"red_white": (
(1.0, 1.0, 1.0, 0.7),
(1.0, 0.0, 0.0, 0.7),
(0.8, 0.2, 0.2, 1.0)
),
"green": (
(0.0, 0.0, 0.0, 1.0),
(0.38, 0.77, 0.38, 1.0),
(0.38, 0.77, 0.38, 1.0)
),
"yellow": (
(0.0, 0.0, 0.0, 1.0),
(0.77, 0.77, 0.16, 1.0),
(0.77, 0.77, 0.16, 1.0)
),
"purple": (
(0.0, 0.0, 0.0, 1.0),
(0.38, 0.38, 0.77, 1.0),
(0.38, 0.38, 0.77, 1.0)
),
"grey": (
(0.0, 0.0, 0.0, 1.0),
(0.63, 0.63, 0.63, 1.0),
(0.63, 0.63, 0.63, 1.0)
),
"black": (
(1.0, 1.0, 1.0, 0.7),
(0.0, 0.0, 0.0, 0.7),
(0.2, 0.2, 0.2, 1.0)
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}
def nice_hotkey_name(punc):
# convert the ugly string name into the actual character
pairs = (
('LEFTMOUSE', "LMB"),
('MIDDLEMOUSE', "MMB"),
('RIGHTMOUSE', "RMB"),
('SELECTMOUSE', "Select"),
('WHEELUPMOUSE', "Wheel Up"),
('WHEELDOWNMOUSE', "Wheel Down"),
('WHEELINMOUSE', "Wheel In"),
('WHEELOUTMOUSE', "Wheel Out"),
('ZERO', "0"),
('ONE', "1"),
('TWO', "2"),
('THREE', "3"),
('FOUR', "4"),
('FIVE', "5"),
('SIX', "6"),
('SEVEN', "7"),
('EIGHT', "8"),
('NINE', "9"),
('OSKEY', "Super"),
('RET', "Enter"),
('LINE_FEED', "Enter"),
('SEMI_COLON', ";"),
('PERIOD', "."),
('COMMA', ","),
('QUOTE', '"'),
('MINUS', "-"),
('SLASH', "/"),
('BACK_SLASH', "\\"),
('EQUAL', "="),
('NUMPAD_1', "Numpad 1"),
('NUMPAD_2', "Numpad 2"),
('NUMPAD_3', "Numpad 3"),
('NUMPAD_4', "Numpad 4"),
('NUMPAD_5', "Numpad 5"),
('NUMPAD_6', "Numpad 6"),
('NUMPAD_7', "Numpad 7"),
('NUMPAD_8', "Numpad 8"),
('NUMPAD_9', "Numpad 9"),
('NUMPAD_0', "Numpad 0"),
('NUMPAD_PERIOD', "Numpad ."),
('NUMPAD_SLASH', "Numpad /"),
('NUMPAD_ASTERIX', "Numpad *"),
('NUMPAD_MINUS', "Numpad -"),
('NUMPAD_ENTER', "Numpad Enter"),
('NUMPAD_PLUS', "Numpad +"),
Bartek Skorupa
committed
)
nice_punc = False
for (ugly, nice) in pairs:
if punc == ugly:
nice_punc = nice
break
if not nice_punc:
nice_punc = punc.replace("_", " ").title()
return nice_punc
def hack_force_update(context, nodes):
if context.space_data.tree_type == "ShaderNodeTree":
node = nodes.new('ShaderNodeMath')
node.inputs[0].default_value = 0.0
nodes.remove(node)
return False
def dpifac():
return bpy.context.user_preferences.system.dpi/72
def is_end_node(node):
bool = True
for output in node.outputs:
if output.links:
bool = False
break
return bool
def node_mid_pt(node, axis):
if axis == 'x':
d = node.location.x + (node.dimensions.x / 2)
elif axis == 'y':
d = node.location.y - (node.dimensions.y / 2)
else:
d = 0
return d
def autolink(node1, node2, links):
link_made = False
for outp in node1.outputs:
for inp in node2.inputs:
if not inp.is_linked and inp.name == outp.name:
link_made = True
links.new(outp, inp)
return True
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for outp in node1.outputs:
for inp in node2.inputs:
if not inp.is_linked and inp.type == outp.type:
link_made = True
links.new(outp, inp)
return True
# force some connection even if the type doesn't match
for outp in node1.outputs:
for inp in node2.inputs:
if not inp.is_linked:
link_made = True
links.new(outp, inp)
return True
# even if no sockets are open, force one of matching type
for outp in node1.outputs:
for inp in node2.inputs:
if inp.type == outp.type:
link_made = True
links.new(outp, inp)
return True
# do something!
for outp in node1.outputs:
for inp in node2.inputs:
link_made = True
links.new(outp, inp)
return True
print("Could not make a link from " + node1.name + " to " + node2.name)
return link_made
def node_at_pos(nodes, context, event):
nodes_near_mouse = []
nodes_under_mouse = []
target_node = None
store_mouse_cursor(context, event)
x, y = context.space_data.cursor_location
x = x
y = y
# Make a list of each corner (and middle of border) for each node.
# Will be sorted to find nearest point and thus nearest node
node_points_with_dist = []
for node in nodes:
skipnode = False
if node.type != 'FRAME': # no point trying to link to a frame node
locx = node.location.x
locy = node.location.y
dimx = node.dimensions.x/dpifac()
dimy = node.dimensions.y/dpifac()
if node.parent:
locx += node.parent.location.x
locy += node.parent.location.y
if node.parent.parent:
locx += node.parent.parent.location.x
locy += node.parent.parent.location.y
if node.parent.parent.parent:
locx += node.parent.parent.parent.location.x
locy += node.parent.parent.parent.location.y
if node.parent.parent.parent.parent:
# Support three levels or parenting
# There's got to be a better way to do this...
skipnode = True
if not skipnode:
node_points_with_dist.append([node, hypot(x - locx, y - locy)]) # Top Left
node_points_with_dist.append([node, hypot(x - (locx + dimx), y - locy)]) # Top Right
node_points_with_dist.append([node, hypot(x - locx, y - (locy - dimy))]) # Bottom Left
node_points_with_dist.append([node, hypot(x - (locx + dimx), y - (locy - dimy))]) # Bottom Right
node_points_with_dist.append([node, hypot(x - (locx + (dimx / 2)), y - locy)]) # Mid Top
node_points_with_dist.append([node, hypot(x - (locx + (dimx / 2)), y - (locy - dimy))]) # Mid Bottom
node_points_with_dist.append([node, hypot(x - locx, y - (locy - (dimy / 2)))]) # Mid Left
node_points_with_dist.append([node, hypot(x - (locx + dimx), y - (locy - (dimy / 2)))]) # Mid Right
nearest_node = sorted(node_points_with_dist, key=lambda k: k[1])[0][0]
for node in nodes:
if node.type != 'FRAME' and skipnode == False:
locx = node.location.x
locy = node.location.y
dimx = node.dimensions.x/dpifac()
dimy = node.dimensions.y/dpifac()
if node.parent:
locx += node.parent.location.x
locy += node.parent.location.y
if (locx <= x <= locx + dimx) and \
(locy - dimy <= y <= locy):
nodes_under_mouse.append(node)
if len(nodes_under_mouse) == 1:
if nodes_under_mouse[0] != nearest_node:
target_node = nodes_under_mouse[0] # use the node under the mouse if there is one and only one
else:
target_node = nearest_node # else use the nearest node
return target_node
def store_mouse_cursor(context, event):
space = context.space_data
v2d = context.region.view2d
tree = space.edit_tree
# convert mouse position to the View2D for later node placement
if context.region.type == 'WINDOW':
space.cursor_location_from_region(event.mouse_region_x, event.mouse_region_y)
else:
space.cursor_location = tree.view_center
def draw_line(x1, y1, x2, y2, size, colour=[1.0, 1.0, 1.0, 0.7]):
bgl.glEnable(bgl.GL_BLEND)
bgl.glLineWidth(size)
bgl.glShadeModel(bgl.GL_SMOOTH)
bgl.glBegin(bgl.GL_LINE_STRIP)
try:
bgl.glColor4f(colour[0]+(1.0-colour[0])/4, colour[1]+(1.0-colour[1])/4, colour[2]+(1.0-colour[2])/4, colour[3]+(1.0-colour[3])/4)
bgl.glVertex2f(x1, y1)
bgl.glColor4f(colour[0], colour[1], colour[2], colour[3])
bgl.glVertex2f(x2, y2)
except:
pass
bgl.glEnd()
bgl.glShadeModel(bgl.GL_FLAT)
def draw_circle(mx, my, radius, colour=[1.0, 1.0, 1.0, 0.7]):
bgl.glBegin(bgl.GL_TRIANGLE_FAN)
bgl.glColor4f(colour[0], colour[1], colour[2], colour[3])
radius = radius
sides = 32
for i in range(sides + 1):
cosine = radius * cos(i * 2 * pi / sides) + mx
sine = radius * sin(i * 2 * pi / sides) + my
bgl.glVertex2f(cosine, sine)
bgl.glEnd()
def draw_rounded_node_border(node, radius=8, colour=[1.0, 1.0, 1.0, 0.7]):
bgl.glEnable(bgl.GL_BLEND)
settings = bpy.context.user_preferences.addons[__name__].preferences
if settings.bgl_antialiasing:
bgl.glEnable(bgl.GL_LINE_SMOOTH)
sides = 16
bgl.glColor4f(colour[0], colour[1], colour[2], colour[3])
nlocx = (node.location.x+1)*dpifac()
nlocy = (node.location.y+1)*dpifac()
ndimx = node.dimensions.x
ndimy = node.dimensions.y
if node.parent:
nlocx += node.parent.location.x
nlocy += node.parent.location.y
if node.parent.parent:
nlocx += node.parent.parent.location.x
nlocy += node.parent.parent.location.y
if node.parent.parent.parent:
nlocx += node.parent.parent.parent.location.x
nlocy += node.parent.parent.parent.location.y
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bgl.glBegin(bgl.GL_TRIANGLE_FAN)
mx, my = bpy.context.region.view2d.view_to_region(nlocx, nlocy)
bgl.glVertex2f(mx,my)
for i in range(sides+1):
if (4<=i<=8):
if mx != 12000 and my != 12000: # nodes that go over the view border give 12000 as coords
cosine = radius * cos(i * 2 * pi / sides) + mx
sine = radius * sin(i * 2 * pi / sides) + my
bgl.glVertex2f(cosine, sine)
bgl.glEnd()
bgl.glBegin(bgl.GL_TRIANGLE_FAN)
mx, my = bpy.context.region.view2d.view_to_region(nlocx + ndimx, nlocy)
bgl.glVertex2f(mx,my)
for i in range(sides+1):
if (0<=i<=4):
if mx != 12000 and my != 12000:
cosine = radius * cos(i * 2 * pi / sides) + mx
sine = radius * sin(i * 2 * pi / sides) + my
bgl.glVertex2f(cosine, sine)
bgl.glEnd()
bgl.glBegin(bgl.GL_TRIANGLE_FAN)
mx, my = bpy.context.region.view2d.view_to_region(nlocx, nlocy - ndimy)
bgl.glVertex2f(mx,my)
for i in range(sides+1):
if (8<=i<=12):
if mx != 12000 and my != 12000:
cosine = radius * cos(i * 2 * pi / sides) + mx
sine = radius * sin(i * 2 * pi / sides) + my
bgl.glVertex2f(cosine, sine)
bgl.glEnd()
bgl.glBegin(bgl.GL_TRIANGLE_FAN)
mx, my = bpy.context.region.view2d.view_to_region(nlocx + ndimx, nlocy - ndimy)
bgl.glVertex2f(mx,my)
for i in range(sides+1):
if (12<=i<=16):
if mx != 12000 and my != 12000:
cosine = radius * cos(i * 2 * pi / sides) + mx
sine = radius * sin(i * 2 * pi / sides) + my
bgl.glVertex2f(cosine, sine)
bgl.glEnd()
bgl.glBegin(bgl.GL_QUADS)
m1x, m1y = bpy.context.region.view2d.view_to_region(nlocx, nlocy)
m2x, m2y = bpy.context.region.view2d.view_to_region(nlocx, nlocy - ndimy)
if m1x != 12000 and m1y != 12000 and m2x != 12000 and m2y != 12000:
bgl.glVertex2f(m2x-radius,m2y) # draw order is important, start with bottom left and go anti-clockwise
bgl.glVertex2f(m2x,m2y)
bgl.glVertex2f(m1x,m1y)
bgl.glVertex2f(m1x-radius,m1y)
bgl.glEnd()
bgl.glBegin(bgl.GL_QUADS)
m1x, m1y = bpy.context.region.view2d.view_to_region(nlocx, nlocy)
m2x, m2y = bpy.context.region.view2d.view_to_region(nlocx + ndimx, nlocy)
if m1x != 12000 and m1y != 12000 and m2x != 12000 and m2y != 12000:
bgl.glVertex2f(m1x,m2y) # draw order is important, start with bottom left and go anti-clockwise
bgl.glVertex2f(m2x,m2y)
bgl.glVertex2f(m2x,m1y+radius)
bgl.glVertex2f(m1x,m1y+radius)
bgl.glEnd()
bgl.glBegin(bgl.GL_QUADS)
m1x, m1y = bpy.context.region.view2d.view_to_region(nlocx + ndimx, nlocy)
m2x, m2y = bpy.context.region.view2d.view_to_region(nlocx + ndimx, nlocy - ndimy)
if m1x != 12000 and m1y != 12000 and m2x != 12000 and m2y != 12000:
bgl.glVertex2f(m2x,m2y) # draw order is important, start with bottom left and go anti-clockwise
bgl.glVertex2f(m2x+radius,m2y)
bgl.glVertex2f(m1x+radius,m1y)
bgl.glVertex2f(m1x,m1y)
bgl.glEnd()
bgl.glBegin(bgl.GL_QUADS)
m1x, m1y = bpy.context.region.view2d.view_to_region(nlocx, nlocy-ndimy)
m2x, m2y = bpy.context.region.view2d.view_to_region(nlocx + ndimx, nlocy-ndimy)
if m1x != 12000 and m1y != 12000 and m2x != 12000 and m2y != 12000:
bgl.glVertex2f(m1x,m2y) # draw order is important, start with bottom left and go anti-clockwise
bgl.glVertex2f(m2x,m2y)
bgl.glVertex2f(m2x,m1y-radius)
bgl.glVertex2f(m1x,m1y-radius)
bgl.glEnd()
bgl.glDisable(bgl.GL_BLEND)
if settings.bgl_antialiasing:
bgl.glDisable(bgl.GL_LINE_SMOOTH)
def draw_callback_mixnodes(self, context, mode):
if self.mouse_path:
nodes = context.space_data.node_tree.nodes
settings = context.user_preferences.addons[__name__].preferences
if settings.bgl_antialiasing:
bgl.glEnable(bgl.GL_LINE_SMOOTH)
if mode == "LINK":
col_outer = [1.0, 0.2, 0.2, 0.4]
col_inner = [0.0, 0.0, 0.0, 0.5]
col_circle_inner = [0.3, 0.05, 0.05, 1.0]
if mode == "LINKMENU":
col_outer = [0.4, 0.6, 1.0, 0.4]
col_inner = [0.0, 0.0, 0.0, 0.5]
col_circle_inner = [0.08, 0.15, .3, 1.0]
elif mode == "MIX":
col_outer = [0.2, 1.0, 0.2, 0.4]
col_inner = [0.0, 0.0, 0.0, 0.5]
col_circle_inner = [0.05, 0.3, 0.05, 1.0]
m1x = self.mouse_path[0][0]
m1y = self.mouse_path[0][1]
m2x = self.mouse_path[-1][0]
m2y = self.mouse_path[-1][1]
n1 = nodes[context.scene.NWLazySource]
n2 = nodes[context.scene.NWLazyTarget]
draw_rounded_node_border(n1, radius=6, colour=col_outer) # outline
draw_rounded_node_border(n1, radius=5, colour=col_inner) # inner
draw_rounded_node_border(n2, radius=6, colour=col_outer) # outline
draw_rounded_node_border(n2, radius=5, colour=col_inner) # inner
draw_line(m1x, m1y, m2x, m2y, 4, col_outer) # line outline
draw_line(m1x, m1y, m2x, m2y, 2, col_inner) # line inner
# circle outline
draw_circle(m1x, m1y, 6, col_outer)
draw_circle(m2x, m2y, 6, col_outer)
# circle inner
draw_circle(m1x, m1y, 5, col_circle_inner)
draw_circle(m2x, m2y, 5, col_circle_inner)
# restore opengl defaults
bgl.glLineWidth(1)
bgl.glDisable(bgl.GL_BLEND)
bgl.glColor4f(0.0, 0.0, 0.0, 1.0)
if settings.bgl_antialiasing:
bgl.glDisable(bgl.GL_LINE_SMOOTH)
def get_nodes_links(context):
space = context.space_data
tree = space.node_tree
nodes = tree.nodes
links = tree.links
active = nodes.active
context_active = context.active_node
# check if we are working on regular node tree or node group is currently edited.
# if group is edited - active node of space_tree is the group
# if context.active_node != space active node - it means that the group is being edited.
# in such case we set "nodes" to be nodes of this group, "links" to be links of this group
# if context.active_node == space.active_node it means that we are not currently editing group
is_main_tree = True
if active:
is_main_tree = context_active == active
if not is_main_tree: # if group is currently edited
tree = active.node_tree
nodes = tree.nodes
links = tree.links
return nodes, links
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# Addon prefs
class NWNodeWrangler(bpy.types.AddonPreferences):
bl_idname = __name__
merge_hide = EnumProperty(
name="Hide Mix nodes",
items=(
("ALWAYS", "Always", "Always collapse the new merge nodes"),
("NON_SHADER", "Non-Shader", "Collapse in all cases except for shaders"),
("NEVER", "Never", "Never collapse the new merge nodes")
),
default='NON_SHADER',
description="When merging nodes with the Ctrl+Numpad0 hotkey (and similar) specifiy whether to collapse them or show the full node with options expanded")
merge_position = EnumProperty(
name="Mix Node Position",
items=(
("CENTER", "Center", "Place the Mix node between the two nodes"),
("BOTTOM", "Bottom", "Place the Mix node at the same height as the lowest node")
),
default='CENTER',
description="When merging nodes with the Ctrl+Numpad0 hotkey (and similar) specifiy the position of the new nodes")
bgl_antialiasing = BoolProperty(
name="Line Antialiasing",
default=False,
description="Remove aliasing artifacts on lines drawn in interactive modes such as Lazy Connect (Alt+LMB) and Lazy Merge (Alt+RMB) - this may cause issues on some systems"
)
show_hotkey_list = BoolProperty(
name="Show Hotkey List",
default=False,
description="Expand this box into a list of all the hotkeys for functions in this addon"
)
hotkey_list_filter = StringProperty(
name=" Filter by Name",
default="",
description="Show only hotkeys that have this text in their name"
)
def draw(self, context):
layout = self.layout
col = layout.column()
col.prop(self, "merge_position")
col.prop(self, "merge_hide")
col.prop(self, "bgl_antialiasing")
box = col.box()
col = box.column(align=True)
hotkey_button_name = "Show Hotkey List"
if self.show_hotkey_list:
hotkey_button_name = "Hide Hotkey List"
col.prop(self, "show_hotkey_list", text=hotkey_button_name, toggle=True)
if self.show_hotkey_list:
col.prop(self, "hotkey_list_filter", icon="VIEWZOOM")
col.separator()
for hotkey in kmi_defs:
if hotkey[6]:
hotkey_name = hotkey[6]
if self.hotkey_list_filter.lower() in hotkey_name.lower():
row = col.row(align=True)
row.label(hotkey_name)
keystr = nice_hotkey_name(hotkey[1])
if hotkey[3]:
keystr = "Shift " + keystr
if hotkey[4]:
keystr = "Alt " + keystr
if hotkey[2]:
keystr = "Ctrl " + keystr
row.label(keystr)
class NWBase:
@classmethod
def poll(cls, context):
space = context.space_data
return space.type == 'NODE_EDITOR' and space.node_tree is not None
# OPERATORS
class NWLazyMix(Operator, NWBase):
"""Add a Mix RGB/Shader node by interactively drawing lines between nodes"""
bl_idname = "node.nw_lazy_mix"
bl_label = "Mix Nodes"
bl_options = {'REGISTER', 'UNDO'}
def modal(self, context, event):
context.area.tag_redraw()
nodes, links = get_nodes_links(context)
cont = True
start_pos = [event.mouse_region_x, event.mouse_region_y]
node1 = None
if not context.scene.NWBusyDrawing:
node1 = node_at_pos(nodes, context, event)
if node1:
context.scene.NWBusyDrawing = node1.name
else:
if context.scene.NWBusyDrawing != 'STOP':
node1 = nodes[context.scene.NWBusyDrawing]
context.scene.NWLazySource = node1.name
context.scene.NWLazyTarget = node_at_pos(nodes, context, event).name
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if event.type == 'MOUSEMOVE':
self.mouse_path.append((event.mouse_region_x, event.mouse_region_y))
elif event.type == 'RIGHTMOUSE':
end_pos = [event.mouse_region_x, event.mouse_region_y]
bpy.types.SpaceNodeEditor.draw_handler_remove(self._handle, 'WINDOW')
node2 = None
node2 = node_at_pos(nodes, context, event)
if node2:
context.scene.NWBusyDrawing = node2.name
if node1 == node2:
cont = False
if cont:
if node1 and node2:
for node in nodes:
node.select = False
node1.select = True
node2.select = True
bpy.ops.node.nw_merge_nodes(mode="MIX", merge_type="AUTO")
context.scene.NWBusyDrawing = ""
return {'FINISHED'}
elif event.type == 'ESC':
print('cancelled')
bpy.types.SpaceNodeEditor.draw_handler_remove(self._handle, 'WINDOW')
return {'CANCELLED'}
return {'RUNNING_MODAL'}
def invoke(self, context, event):
if context.area.type == 'NODE_EDITOR':
# the arguments we pass the the callback
args = (self, context, 'MIX')
# Add the region OpenGL drawing callback
# draw in view space with 'POST_VIEW' and 'PRE_VIEW'
self._handle = bpy.types.SpaceNodeEditor.draw_handler_add(draw_callback_mixnodes, args, 'WINDOW', 'POST_PIXEL')
self.mouse_path = []
context.window_manager.modal_handler_add(self)
return {'RUNNING_MODAL'}
else:
self.report({'WARNING'}, "View3D not found, cannot run operator")
return {'CANCELLED'}
class NWLazyConnect(Operator, NWBase):
"""Connect two nodes without clicking a specific socket (automatically determined"""
bl_idname = "node.nw_lazy_connect"
bl_label = "Lazy Connect"
bl_options = {'REGISTER', 'UNDO'}
def modal(self, context, event):
context.area.tag_redraw()
nodes, links = get_nodes_links(context)
cont = True
start_pos = [event.mouse_region_x, event.mouse_region_y]
node1 = None
if not context.scene.NWBusyDrawing:
node1 = node_at_pos(nodes, context, event)
if node1:
context.scene.NWBusyDrawing = node1.name
else:
if context.scene.NWBusyDrawing != 'STOP':
node1 = nodes[context.scene.NWBusyDrawing]
context.scene.NWLazySource = node1.name
context.scene.NWLazyTarget = node_at_pos(nodes, context, event).name
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if event.type == 'MOUSEMOVE':
self.mouse_path.append((event.mouse_region_x, event.mouse_region_y))
elif event.type == 'RIGHTMOUSE':
end_pos = [event.mouse_region_x, event.mouse_region_y]
bpy.types.SpaceNodeEditor.draw_handler_remove(self._handle, 'WINDOW')
node2 = None
node2 = node_at_pos(nodes, context, event)
if node2:
context.scene.NWBusyDrawing = node2.name
if node1 == node2:
cont = False
link_success = False
if cont:
if node1 and node2:
original_sel = []
original_unsel = []
for node in nodes:
if node.select == True:
node.select = False
original_sel.append(node)
else:
original_unsel.append(node)
node1.select = True
node2.select = True
#link_success = autolink(node1, node2, links)
if self.with_menu:
if len(node1.outputs) > 1 and node2.inputs:
bpy.ops.wm.call_menu("INVOKE_DEFAULT", name=NWConnectionListOutputs.bl_idname)
elif len(node1.outputs) == 1:
bpy.ops.node.nw_call_inputs_menu(from_socket=0)
else:
link_success = autolink(node1, node2, links)
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for node in original_sel:
node.select = True
for node in original_unsel:
node.select = False
if link_success:
hack_force_update(context, nodes)
context.scene.NWBusyDrawing = ""
return {'FINISHED'}
elif event.type == 'ESC':
bpy.types.SpaceNodeEditor.draw_handler_remove(self._handle, 'WINDOW')
return {'CANCELLED'}
return {'RUNNING_MODAL'}
def invoke(self, context, event):
if context.area.type == 'NODE_EDITOR':
nodes, links = get_nodes_links(context)
node = node_at_pos(nodes, context, event)
if node:
context.scene.NWBusyDrawing = node.name
# the arguments we pass the the callback
mode = "LINK"
if self.with_menu:
mode = "LINKMENU"
args = (self, context, mode)
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# Add the region OpenGL drawing callback
# draw in view space with 'POST_VIEW' and 'PRE_VIEW'
self._handle = bpy.types.SpaceNodeEditor.draw_handler_add(draw_callback_mixnodes, args, 'WINDOW', 'POST_PIXEL')
self.mouse_path = []
context.window_manager.modal_handler_add(self)
return {'RUNNING_MODAL'}
else:
self.report({'WARNING'}, "View3D not found, cannot run operator")
return {'CANCELLED'}
class NWDeleteUnused(Operator, NWBase):
"""Delete all nodes whose output is not used"""
bl_idname = 'node.nw_del_unused'
bl_label = 'Delete Unused Nodes'
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
valid = False
if context.space_data:
if context.space_data.node_tree:
if context.space_data.node_tree.nodes:
valid = True
return valid
def execute(self, context):
nodes, links = get_nodes_links(context)
end_types = 'OUTPUT_MATERIAL', 'OUTPUT', 'VIEWER', 'COMPOSITE', \
'SPLITVIEWER', 'OUTPUT_FILE', 'LEVELS', 'OUTPUT_LAMP', \
'OUTPUT_WORLD', 'GROUP', 'GROUP_INPUT', 'GROUP_OUTPUT'
# Store selection
selection = []
for node in nodes:
if node.select == True:
selection.append(node.name)
deleted_nodes = []
temp_deleted_nodes = []
del_unused_iterations = len(nodes)
for it in range(0, del_unused_iterations):
temp_deleted_nodes = list(deleted_nodes) # keep record of last iteration
for node in nodes:
node.select = False
for node in nodes:
if is_end_node(node) and not node.type in end_types and node.type != 'FRAME':
node.select = True
deleted_nodes.append(node.name)
bpy.ops.node.delete()
if temp_deleted_nodes == deleted_nodes: # stop iterations when there are no more nodes to be deleted
break
# get unique list of deleted nodes (iterations would count the same node more than once)
deleted_nodes = list(set(deleted_nodes))
for n in deleted_nodes:
self.report({'INFO'}, "Node " + n + " deleted")
num_deleted = len(deleted_nodes)
n = ' node'
if num_deleted > 1:
n += 's'
if num_deleted:
self.report({'INFO'}, "Deleted " + str(num_deleted) + n)
else:
self.report({'INFO'}, "Nothing deleted")
# Restore selection
nodes, links = get_nodes_links(context)
for node in nodes:
if node.name in selection:
node.select = True
return {'FINISHED'}
def invoke(self, context, event):
return context.window_manager.invoke_confirm(self, event)
class NWSwapLinks(Operator, NWBase):
"""Swap the output connections of the two selected nodes, or two similar inputs of a single node"""
bl_idname = 'node.nw_swap_links'
bl_label = 'Swap Links'
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
snode = context.space_data
if context.selected_nodes:
return len(context.selected_nodes) <= 2
else:
return False
def execute(self, context):
nodes, links = get_nodes_links(context)
selected_nodes = context.selected_nodes
n1 = selected_nodes[0]
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# Swap outputs
if len(selected_nodes) == 2:
n2 = selected_nodes[1]
if n1.outputs and n2.outputs:
n1_outputs = []
n2_outputs = []
out_index = 0
for output in n1.outputs:
if output.links:
for link in output.links:
n1_outputs.append([out_index, link.to_socket])
links.remove(link)
out_index += 1
out_index = 0
for output in n2.outputs:
if output.links:
for link in output.links:
n2_outputs.append([out_index, link.to_socket])
links.remove(link)
out_index += 1
for connection in n1_outputs:
try:
links.new(n2.outputs[connection[0]], connection[1])
except:
self.report({'WARNING'}, "Some connections have been lost due to differing numbers of output sockets")
for connection in n2_outputs:
try:
links.new(n1.outputs[connection[0]], connection[1])
except:
self.report({'WARNING'}, "Some connections have been lost due to differing numbers of output sockets")
else:
if n1.outputs or n2.outputs:
self.report({'WARNING'}, "One of the nodes has no outputs!")
else:
self.report({'WARNING'}, "Neither of the nodes have outputs!")
# Swap Inputs
elif len(selected_nodes) == 1:
if n1.inputs:
types = []
i=0
for i1 in n1.inputs:
if i1.is_linked:
similar_types = 0
for i2 in n1.inputs:
if i1.type == i2.type and i2.is_linked:
similar_types += 1
types.append ([i1, similar_types, i])
i += 1
types.sort(key=lambda k: k[1], reverse=True)
if types:
t = types[0]
if t[1] == 2:
for i2 in n1.inputs:
if t[0].type == i2.type == t[0].type and t[0] != i2 and i2.is_linked:
pair = [t[0], i2]
i1f = pair[0].links[0].from_socket
i1t = pair[0].links[0].to_socket
i2f = pair[1].links[0].from_socket
i2t = pair[1].links[0].to_socket
links.new(i1f, i2t)
links.new(i2f, i1t)
if t[1] == 1:
if len(types) == 1:
fs = t[0].links[0].from_socket
i = t[2]
links.remove(t[0].links[0])
if i+1 == len(n1.inputs):
i = -1
i += 1
while n1.inputs[i].is_linked:
i += 1
links.new(fs, n1.inputs[i])
elif len(types) == 2:
i1f = types[0][0].links[0].from_socket
i1t = types[0][0].links[0].to_socket
i2f = types[1][0].links[0].from_socket
i2t = types[1][0].links[0].to_socket
links.new(i1f, i2t)
links.new(i2f, i1t)
else:
self.report({'WARNING'}, "This node has no input connections to swap!")
else:
self.report({'WARNING'}, "This node has no inputs to swap!")
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hack_force_update(context, nodes)
return {'FINISHED'}
class NWResetBG(Operator, NWBase):
"""Reset the zoom and position of the background image"""
bl_idname = 'node.nw_bg_reset'
bl_label = 'Reset Backdrop'
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
snode = context.space_data
return snode.tree_type == 'CompositorNodeTree'
def execute(self, context):
context.space_data.backdrop_zoom = 1
context.space_data.backdrop_x = 0
context.space_data.backdrop_y = 0
return {'FINISHED'}
class NWAddAttrNode(Operator, NWBase):
"""Add an Attribute node with this name"""
bl_idname = 'node.nw_add_attr_node'
bl_label = 'Add UV map'
attr_name = StringProperty()
bl_options = {'REGISTER', 'UNDO'}
def execute(self, context):
bpy.ops.node.add_node('INVOKE_DEFAULT', use_transform=True, type="ShaderNodeAttribute")
nodes, links = get_nodes_links(context)
nodes.active.attribute_name = self.attr_name
return {'FINISHED'}
class NWEmissionViewer(Operator, NWBase):
bl_idname = "node.nw_emission_viewer"
bl_label = "Emission Viewer"
bl_description = "Connect active node to Emission Shader for shadeless previews"
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
space = context.space_data
valid = False
if space.type == 'NODE_EDITOR':
if space.tree_type == 'ShaderNodeTree' and space.node_tree is not None and (context.active_node.type != "OUTPUT_MATERIAL" or context.active_node.type != "OUTPUT_WORLD"):
valid = True
return valid
def invoke(self, context, event):
shader_type = context.space_data.shader_type
if shader_type == 'OBJECT':
shader_output_type = "OUTPUT_MATERIAL"
shader_output_ident = "ShaderNodeOutputMaterial"
shader_viewer_ident = "ShaderNodeEmission"
elif shader_type == 'WORLD':
shader_output_type = "OUTPUT_WORLD"
shader_output_ident = "ShaderNodeOutputWorld"
shader_viewer_ident = "ShaderNodeBackground"
shader_types = [x[1] for x in shaders_shader_nodes_props]
mlocx = event.mouse_region_x
mlocy = event.mouse_region_y
select_node = bpy.ops.node.select(mouse_x=mlocx, mouse_y=mlocy, extend=False)
if 'FINISHED' in select_node: # only run if mouse click is on a node
nodes, links = get_nodes_links(context)
in_group = context.active_node != context.space_data.node_tree.nodes.active
active = nodes.active
valid = False
output_types = [x[1] for x in shaders_output_nodes_props]
if active:
if (active.name != "Emission Viewer") and (active.type not in output_types) and not in_group:
if active.select:
if active.type not in shader_types:
valid = True
if valid:
# get material_output node
materialout_exists = False
materialout = None # placeholder node
for node in nodes:
if node.type == shader_output_type:
materialout_exists = True
materialout = node
if not materialout:
materialout = nodes.new(shader_output_ident)
sorted_by_xloc = (sorted(nodes, key=lambda x: x.location.x))
max_xloc_node = sorted_by_xloc[-1]
if max_xloc_node.name == 'Emission Viewer':
max_xloc_node = sorted_by_xloc[-2]
materialout.location.x = max_xloc_node.location.x + max_xloc_node.dimensions.x + 80
sum_yloc = 0
for node in nodes:
sum_yloc += node.location.y
materialout.location.y = sum_yloc / len(nodes) # put material output at average y location
materialout.select = False
# get Emission Viewer node
emission_exists = False
emission_placeholder = nodes[0]
for node in nodes:
if "Emission Viewer" in node.name:
emission_exists = True
emission_placeholder = node
position = 0
for link in links: # check if Emission Viewer is already connected to active node
if link.from_node.name == active.name and "Emission Viewer" in link.to_node.name and "Emission Viewer" in materialout.inputs[0].links[0].from_node.name:
num_outputs = len(link.from_node.outputs)
index = 0
for output in link.from_node.outputs:
if link.from_socket == output:
position = index
index = index + 1
position = position + 1
if position >= num_outputs:
position = 0
# Store selection
selection = []
for node in nodes:
if node.select == True:
selection.append(node.name)
locx = active.location.x
locy = active.location.y
dimx = active.dimensions.x
dimy = active.dimensions.y
if not emission_exists:
emission = nodes.new(shader_viewer_ident)
emission.hide = True
emission.location = [materialout.location.x, (materialout.location.y + 40)]
emission.label = "Viewer"
emission.name = "Emission Viewer"
emission.use_custom_color = True
emission.color = (0.6, 0.5, 0.4)
else:
emission = emission_placeholder
nodes.active = emission
links.new(active.outputs[position], emission.inputs[0])
bpy.ops.node.nw_link_out()
# Restore selection
emission.select = False
nodes.active = active
for node in nodes:
if node.name in selection:
node.select = True
else: # if active node is a shader, connect to output
if (active.name != "Emission Viewer") and (active.type not in output_types) and not in_group:
bpy.ops.node.nw_link_out()
# ----Delete Emission Viewer----
if [x for x in nodes if x.name == 'Emission Viewer']:
# Store selection
selection = []
for node in nodes:
if node.select == True:
selection.append(node.name)
node.select = False
# Delete it
nodes['Emission Viewer'].select = True
bpy.ops.node.delete()
# Restore selection
for node in nodes:
if node.name in selection:
node.select = True
return {'FINISHED'}
else:
return {'CANCELLED'}
class NWFrameSelected(Operator, NWBase):
bl_idname = "node.nw_frame_selected"
bl_label = "Frame Selected"
bl_description = "Add a frame node and parent the selected nodes to it"
bl_options = {'REGISTER', 'UNDO'}
label_prop = StringProperty(name='Label', default=' ', description='The visual name of the frame node')
color_prop = FloatVectorProperty(name="Color", description="The color of the frame node", default=(0.6, 0.6, 0.6),
min=0, max=1, step=1, precision=3, subtype='COLOR_GAMMA', size=3)
@classmethod
def poll(cls, context):
space = context.space_data
valid = False
if space.type == 'NODE_EDITOR':
if space.node_tree is not None:
valid = True
return valid
def execute(self, context):
nodes, links = get_nodes_links(context)
selected = []
for node in nodes:
if node.select == True:
selected.append(node)
bpy.ops.node.add_node(type='NodeFrame')
frm = nodes.active
frm.label = self.label_prop
frm.use_custom_color = True
frm.color = self.color_prop
for node in selected:
node.parent = frm
return {'FINISHED'}
class NWReloadImages(Operator, NWBase):
bl_idname = "node.nw_reload_images"
bl_label = "Reload Images"
bl_description = "Update all the image nodes to match their files on disk"
@classmethod
def poll(cls, context):
space = context.space_data
valid = False
if space.type == 'NODE_EDITOR':
if space.node_tree is not None:
valid = True
return valid
def execute(self, context):
nodes, links = get_nodes_links(context)
image_types = ["IMAGE", "TEX_IMAGE", "TEX_ENVIRONMENT", "TEXTURE"]
num_reloaded = 0
for node in nodes:
if node.type in image_types:
if node.type == "TEXTURE":
if node.texture: # node has texture assigned
if node.texture.type in ['IMAGE', 'ENVIRONMENT_MAP']:
if node.texture.image: # texture has image assigned
node.texture.image.reload()
num_reloaded += 1
else:
if node.image:
node.image.reload()
num_reloaded += 1
if num_reloaded:
self.report({'INFO'}, "Reloaded images")
print("Reloaded " + str(num_reloaded) + " images")
hack_force_update(context, nodes)
return {'FINISHED'}
else:
self.report({'WARNING'}, "No images found to reload in this node tree")
return {'CANCELLED'}
class NWSwitchNodeType(Operator, NWBase):
"""Switch type of selected nodes """
bl_idname = "node.nw_swtch_node_type"
bl_label = "Switch Node Type"
bl_options = {'REGISTER', 'UNDO'}
to_type = EnumProperty(
name="Switch to type",
items=list(shaders_input_nodes_props) +
list(shaders_output_nodes_props) +
list(shaders_shader_nodes_props) +
list(shaders_texture_nodes_props) +
list(shaders_color_nodes_props) +
list(shaders_vector_nodes_props) +
list(shaders_converter_nodes_props) +
list(shaders_layout_nodes_props) +
list(compo_input_nodes_props) +
list(compo_output_nodes_props) +
list(compo_color_nodes_props) +
list(compo_converter_nodes_props) +
list(compo_filter_nodes_props) +
list(compo_vector_nodes_props) +
list(compo_matte_nodes_props) +
list(compo_distort_nodes_props) +
list(compo_layout_nodes_props),
)
def execute(self, context):
nodes, links = get_nodes_links(context)
to_type = self.to_type
# Those types of nodes will not swap.
src_excludes = ('NodeFrame')
# Those attributes of nodes will be copied if possible
attrs_to_pass = ('color', 'hide', 'label', 'mute', 'parent',
'show_options', 'show_preview', 'show_texture',
'use_alpha', 'use_clamp', 'use_custom_color', 'location'
)
selected = [n for n in nodes if n.select]
reselect = []
for node in [n for n in selected if
n.rna_type.identifier not in src_excludes and
n.rna_type.identifier != to_type]:
new_node = nodes.new(to_type)
for attr in attrs_to_pass:
if hasattr(node, attr) and hasattr(new_node, attr):
setattr(new_node, attr, getattr(node, attr))
# set image datablock of dst to image of src
if hasattr(node, 'image') and hasattr(new_node, 'image'):
if node.image:
new_node.image = node.image
# Special cases
if new_node.type == 'SWITCH':
new_node.hide = True
# Dictionaries: src_sockets and dst_sockets:
# 'INPUTS': input sockets ordered by type (entry 'MAIN' main type of inputs).
# 'OUTPUTS': output sockets ordered by type (entry 'MAIN' main type of outputs).
# in 'INPUTS' and 'OUTPUTS':
# 'SHADER', 'RGBA', 'VECTOR', 'VALUE' - sockets of those types.
# socket entry:
# (index_in_type, socket_index, socket_name, socket_default_value, socket_links)
src_sockets = {
'INPUTS': {'SHADER': [], 'RGBA': [], 'VECTOR': [], 'VALUE': [], 'MAIN': None},
'OUTPUTS': {'SHADER': [], 'RGBA': [], 'VECTOR': [], 'VALUE': [], 'MAIN': None},
}
dst_sockets = {
'INPUTS': {'SHADER': [], 'RGBA': [], 'VECTOR': [], 'VALUE': [], 'MAIN': None},
'OUTPUTS': {'SHADER': [], 'RGBA': [], 'VECTOR': [], 'VALUE': [], 'MAIN': None},
}
types_order_one = 'SHADER', 'RGBA', 'VECTOR', 'VALUE'
types_order_two = 'SHADER', 'VECTOR', 'RGBA', 'VALUE'
# check src node to set src_sockets values and dst node to set dst_sockets dict values
for sockets, nd in ((src_sockets, node), (dst_sockets, new_node)):
# Check node's inputs and outputs and fill proper entries in "sockets" dict
for in_out, in_out_name in ((nd.inputs, 'INPUTS'), (nd.outputs, 'OUTPUTS')):
# enumerate in inputs, then in outputs
# find name, default value and links of socket
for i, socket in enumerate(in_out):
the_name = socket.name
dval = None
# Not every socket, especially in outputs has "default_value"
if hasattr(socket, 'default_value'):
dval = socket.default_value
socket_links = []
for lnk in socket.links:
socket_links.append(lnk)
# check type of socket to fill proper keys.
for the_type in types_order_one:
if socket.type == the_type:
# create values for sockets['INPUTS'][the_type] and sockets['OUTPUTS'][the_type]
# entry structure: (index_in_type, socket_index, socket_name, socket_default_value, socket_links)
sockets[in_out_name][the_type].append((len(sockets[in_out_name][the_type]), i, the_name, dval, socket_links))
# Check which of the types in inputs/outputs is considered to be "main".
# Set values of sockets['INPUTS']['MAIN'] and sockets['OUTPUTS']['MAIN']
for type_check in types_order_one:
if sockets[in_out_name][type_check]:
sockets[in_out_name]['MAIN'] = type_check
break
matches = {
'INPUTS': {'SHADER': [], 'RGBA': [], 'VECTOR': [], 'VALUE_NAME': [], 'VALUE': [], 'MAIN': []},
'OUTPUTS': {'SHADER': [], 'RGBA': [], 'VECTOR': [], 'VALUE_NAME': [], 'VALUE': [], 'MAIN': []},
}
for inout, soctype in (
('INPUTS', 'MAIN',),
('INPUTS', 'SHADER',),
('INPUTS', 'RGBA',),
('INPUTS', 'VECTOR',),
('INPUTS', 'VALUE',),
('OUTPUTS', 'MAIN',),
('OUTPUTS', 'SHADER',),
('OUTPUTS', 'RGBA',),
('OUTPUTS', 'VECTOR',),
('OUTPUTS', 'VALUE',),
):
if src_sockets[inout][soctype] and dst_sockets[inout][soctype]:
if soctype == 'MAIN':
sc = src_sockets[inout][src_sockets[inout]['MAIN']]
dt = dst_sockets[inout][dst_sockets[inout]['MAIN']]
else:
sc = src_sockets[inout][soctype]
dt = dst_sockets[inout][soctype]
# start with 'dt' to determine number of possibilities.
for i, soc in enumerate(dt):
# if src main has enough entries - match them with dst main sockets by indexes.
if len(sc) > i:
matches[inout][soctype].append(((sc[i][1], sc[i][3]), (soc[1], soc[3])))
# add 'VALUE_NAME' criterion to inputs.
if inout == 'INPUTS' and soctype == 'VALUE':
for s in sc:
if s[2] == soc[2]: # if names match
# append src (index, dval), dst (index, dval)
matches['INPUTS']['VALUE_NAME'].append(((s[1], s[3]), (soc[1], soc[3])))
# When src ['INPUTS']['MAIN'] is 'VECTOR' replace 'MAIN' with matches VECTOR if possible.
# This creates better links when relinking textures.
if src_sockets['INPUTS']['MAIN'] == 'VECTOR' and matches['INPUTS']['VECTOR']:
matches['INPUTS']['MAIN'] = matches['INPUTS']['VECTOR']
# Pass default values and RELINK:
for tp in ('MAIN', 'SHADER', 'RGBA', 'VECTOR', 'VALUE_NAME', 'VALUE'):
# INPUTS: Base on matches in proper order.
for (src_i, src_dval), (dst_i, dst_dval) in matches['INPUTS'][tp]:
# pass dvals
if src_dval and dst_dval and tp in {'RGBA', 'VALUE_NAME'}:
new_node.inputs[dst_i].default_value = src_dval
# Special case: switch to math
if node.type in {'MIX_RGB', 'ALPHAOVER', 'ZCOMBINE'} and\
new_node.type == 'MATH' and\
tp == 'MAIN':
new_dst_dval = max(src_dval[0], src_dval[1], src_dval[2])
new_node.inputs[dst_i].default_value = new_dst_dval
if node.type == 'MIX_RGB':
if node.blend_type in [o[0] for o in operations]:
new_node.operation = node.blend_type
# Special case: switch from math to some types
if node.type == 'MATH' and\
new_node.type in {'MIX_RGB', 'ALPHAOVER', 'ZCOMBINE'} and\
tp == 'MAIN':
for i in range(3):
new_node.inputs[dst_i].default_value[i] = src_dval
if new_node.type == 'MIX_RGB':
if node.operation in [t[0] for t in blend_types]:
new_node.blend_type = node.operation
# Set Fac of MIX_RGB to 1.0
new_node.inputs[0].default_value = 1.0
# make link only when dst matching input is not linked already.
if node.inputs[src_i].links and not new_node.inputs[dst_i].links:
in_src_link = node.inputs[src_i].links[0]
in_dst_socket = new_node.inputs[dst_i]
links.new(in_src_link.from_socket, in_dst_socket)
links.remove(in_src_link)
# OUTPUTS: Base on matches in proper order.
for (src_i, src_dval), (dst_i, dst_dval) in matches['OUTPUTS'][tp]:
for out_src_link in node.outputs[src_i].links:
out_dst_socket = new_node.outputs[dst_i]
links.new(out_dst_socket, out_src_link.to_socket)
# relink rest inputs if possible, no criteria
for src_inp in node.inputs:
for dst_inp in new_node.inputs:
if src_inp.links and not dst_inp.links:
src_link = src_inp.links[0]
links.new(src_link.from_socket, dst_inp)
links.remove(src_link)
# relink rest outputs if possible, base on node kind if any left.
for src_o in node.outputs:
for out_src_link in src_o.links:
for dst_o in new_node.outputs:
if src_o.type == dst_o.type:
links.new(dst_o, out_src_link.to_socket)
# relink rest outputs no criteria if any left. Link all from first output.
for src_o in node.outputs:
for out_src_link in src_o.links:
if new_node.outputs:
links.new(new_node.outputs[0], out_src_link.to_socket)
nodes.remove(node)
return {'FINISHED'}
class NWMergeNodes(Operator, NWBase):
bl_idname = "node.nw_merge_nodes"
bl_label = "Merge Nodes"
bl_description = "Merge Selected Nodes"
bl_options = {'REGISTER', 'UNDO'}
mode = EnumProperty(
name="mode",
description="All possible blend types and math operations",
items=blend_types + [op for op in operations if op not in blend_types],
)
merge_type = EnumProperty(
name="merge type",
description="Type of Merge to be used",
items=(
('AUTO', 'Auto', 'Automatic Output Type Detection'),
('SHADER', 'Shader', 'Merge using ADD or MIX Shader'),
('MIX', 'Mix Node', 'Merge using Mix Nodes'),
('MATH', 'Math Node', 'Merge using Math Nodes'),
('ZCOMBINE', 'Z-Combine Node', 'Merge using Z-Combine Nodes')
def execute(self, context):
settings = context.user_preferences.addons[__name__].preferences
merge_hide = settings.merge_hide
merge_position = settings.merge_position # 'center' or 'bottom'
do_hide = False
do_hide_shader = False
if merge_hide == 'ALWAYS':
do_hide = True
do_hide_shader = True
elif merge_hide == 'NON_SHADER':
do_hide = True
tree_type = context.space_data.node_tree.type
if tree_type == 'COMPOSITING':
node_type = 'CompositorNode'
elif tree_type == 'SHADER':
node_type = 'ShaderNode'
nodes, links = get_nodes_links(context)
mode = self.mode
merge_type = self.merge_type
# Prevent trying to add Z-Combine in not 'COMPOSITING' node tree.
# 'ZCOMBINE' works only if mode == 'MIX'
# Setting mode to None prevents trying to add 'ZCOMBINE' node.
if merge_type == 'ZCOMBINE' and tree_type != 'COMPOSITING':
mode = None
selected_mix = [] # entry = [index, loc]
selected_shader = [] # entry = [index, loc]
selected_math = [] # entry = [index, loc]
selected_z = [] # entry = [index, loc]
for i, node in enumerate(nodes):
if node.select and node.outputs:
if merge_type == 'AUTO':
for (type, types_list, dst) in (
('SHADER', ('MIX', 'ADD'), selected_shader),
('RGBA', [t[0] for t in blend_types], selected_mix),
('VALUE', [t[0] for t in operations], selected_math),
output_type = node.outputs[0].type
valid_mode = mode in types_list
# When mode is 'MIX' use mix node for both 'RGBA' and 'VALUE' output types.
# Cheat that output type is 'RGBA',
# and that 'MIX' exists in math operations list.
# This way when selected_mix list is analyzed:
# Node data will be appended even though it doesn't meet requirements.
if output_type != 'SHADER' and mode == 'MIX':
output_type = 'RGBA'
valid_mode = True
if output_type == type and valid_mode:
dst.append([i, node.location.x, node.location.y, node.dimensions.x, node.hide])
else:
for (type, types_list, dst) in (
('SHADER', ('MIX', 'ADD'), selected_shader),
('MIX', [t[0] for t in blend_types], selected_mix),
('MATH', [t[0] for t in operations], selected_math),
('ZCOMBINE', ('MIX', ), selected_z),
if merge_type == type and mode in types_list:
dst.append([i, node.location.x, node.location.y, node.dimensions.x, node.hide])
# When nodes with output kinds 'RGBA' and 'VALUE' are selected at the same time
# use only 'Mix' nodes for merging.
# For that we add selected_math list to selected_mix list and clear selected_math.
if selected_mix and selected_math and merge_type == 'AUTO':
selected_mix += selected_math
selected_math = []
for nodes_list in [selected_mix, selected_shader, selected_math, selected_z]:
if nodes_list:
count_before = len(nodes)
# sort list by loc_x - reversed
nodes_list.sort(key=lambda k: k[1], reverse=True)
# get maximum loc_x
loc_x = nodes_list[0][1] + nodes_list[0][3] + 70
nodes_list.sort(key=lambda k: k[2], reverse=True)
if merge_position == 'CENTER':
loc_y = ((nodes_list[len(nodes_list) - 1][2]) + (nodes_list[len(nodes_list) - 2][2])) / 2 # average yloc of last two nodes (lowest two)
if nodes_list[len(nodes_list) - 1][-1] == True: # if last node is hidden, mix should be shifted up a bit
if do_hide:
loc_y += 40
else:
loc_y += 80
else:
loc_y = nodes_list[len(nodes_list) - 1][2]
offset_y = 100
if not do_hide:
offset_y = 200
if nodes_list == selected_shader and not do_hide_shader:
offset_y = 150.0
the_range = len(nodes_list) - 1
if len(nodes_list) == 1:
the_range = 1
for i in range(the_range):
if nodes_list == selected_mix:
add_type = node_type + 'MixRGB'
add = nodes.new(add_type)
add.blend_type = mode
add.show_preview = False
add.hide = do_hide
if do_hide:
loc_y = loc_y - 50
first = 1
second = 2
add.width_hidden = 100.0
elif nodes_list == selected_math:
add_type = node_type + 'Math'
add = nodes.new(add_type)
add.operation = mode
add.hide = do_hide
if do_hide:
loc_y = loc_y - 50
first = 0
second = 1
add.width_hidden = 100.0
elif nodes_list == selected_shader:
if mode == 'MIX':
add_type = node_type + 'MixShader'
add = nodes.new(add_type)
add.hide = do_hide_shader
if do_hide_shader:
loc_y = loc_y - 50
first = 1
second = 2
add.width_hidden = 100.0
elif mode == 'ADD':
add_type = node_type + 'AddShader'
add = nodes.new(add_type)
add.hide = do_hide_shader
if do_hide_shader:
loc_y = loc_y - 50
first = 0
second = 1
add.width_hidden = 100.0
elif nodes_list == selected_z:
add = nodes.new('CompositorNodeZcombine')
add.show_preview = False
add.hide = do_hide
if do_hide:
loc_y = loc_y - 50
first = 0
second = 2
add.width_hidden = 100.0
add.location = loc_x, loc_y
loc_y += offset_y
add.select = True
count_adds = i + 1
count_after = len(nodes)
index = count_after - 1
Bartek Skorupa
committed
first_selected = nodes[nodes_list[0][0]]
# "last" node has been added as first, so its index is count_before.
last_add = nodes[count_before]
# add links from last_add to all links 'to_socket' of out links of first selected.
for fs_link in first_selected.outputs[0].links:
Bartek Skorupa
committed
# Prevent cyclic dependencies when nodes to be marged are linked to one another.
# Create list of invalid indexes.
invalid_i = [n[0] for n in (selected_mix + selected_math + selected_shader + selected_z)]
Bartek Skorupa
committed
# Link only if "to_node" index not in invalid indexes list.
if fs_link.to_node not in [nodes[i] for i in invalid_i]:
links.new(last_add.outputs[0], fs_link.to_socket)
# add link from "first" selected and "first" add node
node_to = nodes[count_after - 1]
links.new(first_selected.outputs[0], node_to.inputs[first])
if node_to.type == 'ZCOMBINE':
for fs_out in first_selected.outputs:
if fs_out != first_selected.outputs[0] and fs_out.name in ('Z', 'Depth'):
links.new(fs_out, node_to.inputs[1])
break
# add links between added ADD nodes and between selected and ADD nodes
for i in range(count_adds):
if i < count_adds - 1:
node_from = nodes[index]
node_to = nodes[index - 1]
node_to_input_i = first
node_to_z_i = 1 # if z combine - link z to first z input
links.new(node_from.outputs[0], node_to.inputs[node_to_input_i])
if node_to.type == 'ZCOMBINE':
for from_out in node_from.outputs:
if from_out != node_from.outputs[0] and from_out.name in ('Z', 'Depth'):
links.new(from_out, node_to.inputs[node_to_z_i])
node_from = nodes[nodes_list[i + 1][0]]
node_to = nodes[index]
node_to_input_i = second
node_to_z_i = 3 # if z combine - link z to second z input
links.new(node_from.outputs[0], node_to.inputs[node_to_input_i])
if node_to.type == 'ZCOMBINE':
for from_out in node_from.outputs:
if from_out != node_from.outputs[0] and from_out.name in ('Z', 'Depth'):
links.new(from_out, node_to.inputs[node_to_z_i])
index -= 1
# set "last" of added nodes as active
Bartek Skorupa
committed
nodes.active = last_add
nodes[i].select = False
return {'FINISHED'}
class NWBatchChangeNodes(Operator, NWBase):
bl_idname = "node.nw_batch_change"
bl_label = "Batch Change"
bl_description = "Batch Change Blend Type and Math Operation"
bl_options = {'REGISTER', 'UNDO'}
blend_type = EnumProperty(
name="Blend Type",
items=blend_types + navs,
)
name="Operation",
items=operations + navs,
)
def execute(self, context):
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nodes, links = get_nodes_links(context)
blend_type = self.blend_type
operation = self.operation
for node in context.selected_nodes:
if node.type == 'MIX_RGB':
if not blend_type in [nav[0] for nav in navs]:
node.blend_type = blend_type
else:
if blend_type == 'NEXT':
index = [i for i, entry in enumerate(blend_types) if node.blend_type in entry][0]
#index = blend_types.index(node.blend_type)
if index == len(blend_types) - 1:
node.blend_type = blend_types[0][0]
else:
node.blend_type = blend_types[index + 1][0]
if blend_type == 'PREV':
index = [i for i, entry in enumerate(blend_types) if node.blend_type in entry][0]
if index == 0:
node.blend_type = blend_types[len(blend_types) - 1][0]
else:
node.blend_type = blend_types[index - 1][0]
if node.type == 'MATH':
if not operation in [nav[0] for nav in navs]:
node.operation = operation
else:
if operation == 'NEXT':
index = [i for i, entry in enumerate(operations) if node.operation in entry][0]
#index = operations.index(node.operation)
if index == len(operations) - 1:
node.operation = operations[0][0]
else:
node.operation = operations[index + 1][0]
if operation == 'PREV':
index = [i for i, entry in enumerate(operations) if node.operation in entry][0]
#index = operations.index(node.operation)
if index == 0:
node.operation = operations[len(operations) - 1][0]
else:
node.operation = operations[index - 1][0]
return {'FINISHED'}
class NWChangeMixFactor(Operator, NWBase):
bl_idname = "node.nw_factor"
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bl_label = "Change Factor"
bl_description = "Change Factors of Mix Nodes and Mix Shader Nodes"
bl_options = {'REGISTER', 'UNDO'}
# option: Change factor.
# If option is 1.0 or 0.0 - set to 1.0 or 0.0
# Else - change factor by option value.
option = FloatProperty()
def execute(self, context):
nodes, links = get_nodes_links(context)
option = self.option
selected = [] # entry = index
for si, node in enumerate(nodes):
if node.select:
if node.type in {'MIX_RGB', 'MIX_SHADER'}:
selected.append(si)
for si in selected:
fac = nodes[si].inputs[0]
nodes[si].hide = False
if option in {0.0, 1.0}:
fac.default_value = option
else:
fac.default_value += option
return {'FINISHED'}
class NWCopySettings(Operator, NWBase):
bl_idname = "node.nw_copy_settings"
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bl_label = "Copy Settings"
bl_description = "Copy Settings of Active Node to Selected Nodes"
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
space = context.space_data
valid = False
if (space.type == 'NODE_EDITOR' and
space.node_tree is not None and
context.active_node is not None and
context.active_node.type is not 'FRAME'
):
valid = True
return valid
def execute(self, context):
nodes, links = get_nodes_links(context)
selected = [n for n in nodes if n.select]
reselect = [] # duplicated nodes will be selected after execution
active = nodes.active
if active.select:
reselect.append(active)
for node in selected:
if node.type == active.type and node != active:
# duplicate active, relink links as in 'node', append copy to 'reselect', delete node
bpy.ops.node.select_all(action='DESELECT')
nodes.active = active
active.select = True
bpy.ops.node.duplicate()
copied = nodes.active
# Copied active should however inherit some properties from 'node'
attributes = (
'hide', 'show_preview', 'mute', 'label',
'use_custom_color', 'color', 'width', 'width_hidden',
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for attr in attributes:
setattr(copied, attr, getattr(node, attr))
# Handle scenario when 'node' is in frame. 'copied' is in same frame then.
if copied.parent:
bpy.ops.node.parent_clear()
locx = node.location.x
locy = node.location.y
# get absolute node location
parent = node.parent
while parent:
locx += parent.location.x
locy += parent.location.y
parent = parent.parent
copied.location = [locx, locy]
# reconnect links from node to copied
for i, input in enumerate(node.inputs):
if input.links:
link = input.links[0]
links.new(link.from_socket, copied.inputs[i])
for out, output in enumerate(node.outputs):
if output.links:
out_links = output.links
for link in out_links:
links.new(copied.outputs[out], link.to_socket)
bpy.ops.node.select_all(action='DESELECT')
node.select = True
bpy.ops.node.delete()
reselect.append(copied)
else: # If selected wasn't copied, need to reselect it afterwards.
reselect.append(node)
# clean up
bpy.ops.node.select_all(action='DESELECT')
for node in reselect:
node.select = True
nodes.active = active
return {'FINISHED'}
class NWCopyLabel(Operator, NWBase):
bl_idname = "node.nw_copy_label"
bl_label = "Copy Label"
bl_options = {'REGISTER', 'UNDO'}
option = EnumProperty(
name="option",
description="Source of name of label",
items=(
('FROM_ACTIVE', 'from active', 'from active node',),
('FROM_NODE', 'from node', 'from node linked to selected node'),
('FROM_SOCKET', 'from socket', 'from socket linked to selected node'),
)
)
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def execute(self, context):
nodes, links = get_nodes_links(context)
option = self.option
active = nodes.active
if option == 'FROM_ACTIVE':
if active:
src_label = active.label
for node in [n for n in nodes if n.select and nodes.active != n]:
node.label = src_label
elif option == 'FROM_NODE':
selected = [n for n in nodes if n.select]
for node in selected:
for input in node.inputs:
if input.links:
src = input.links[0].from_node
node.label = src.label
break
elif option == 'FROM_SOCKET':
selected = [n for n in nodes if n.select]
for node in selected:
for input in node.inputs:
if input.links:
src = input.links[0].from_socket
node.label = src.name
break
return {'FINISHED'}
class NWClearLabel(Operator, NWBase):
bl_idname = "node.nw_clear_label"
bl_label = "Clear Label"
bl_options = {'REGISTER', 'UNDO'}
option = BoolProperty()
def execute(self, context):
nodes, links = get_nodes_links(context)
for node in [n for n in nodes if n.select]:
node.label = ''
return {'FINISHED'}
def invoke(self, context, event):
if self.option:
return self.execute(context)
else:
return context.window_manager.invoke_confirm(self, event)
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class NWModifyLabels(Operator, NWBase):
"""Modify Labels of all selected nodes."""
bl_idname = "node.nw_modify_labels"
bl_label = "Modify Labels"
bl_options = {'REGISTER', 'UNDO'}
prepend = StringProperty(
name="Add to Beginning"
)
append = StringProperty(
name="Add to End"
)
replace_from = StringProperty(
name="Text to Replace"
)
replace_to = StringProperty(
name="Replace with"
)
def execute(self, context):
nodes, links = get_nodes_links(context)
for node in [n for n in nodes if n.select]:
node.label = self.prepend + node.label.replace(self.replace_from, self.replace_to) + self.append
return {'FINISHED'}
def invoke(self, context, event):
self.prepend = ""
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