node_efficiency_tools.py

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#
#  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.
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#  along with this program; if not, write to the Free Software Foundation,
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bl_info = {
    "name": "Node Wrangler (aka Nodes Efficiency Tools)",
    "author": "Bartek Skorupa, Greg Zaal",
    "version": (3, 11),
    "blender": (2, 71, 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 mathutils import Vector
from math import cos, sin, pi, hypot
from os import listdir

#################
# 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),
)

# 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'),
    ('ShaderNodeUVMap', 'UVMAP', 'UV Map'),
)
# (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'),
)
# (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'),
    ('ShaderNodeSeparateXYZ', 'SEPXYZ', 'Separate XYZ'),
    ('ShaderNodeCombineXYZ', 'COMBXYZ', 'Combine XYZ'),
    ('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'),