Python Operators.sort方法代码示例

# 需要导入模块: from freestyle.types import Operators [as 别名]
# 或者: from freestyle.types.Operators import sort [as 别名]
    def lineset_post(scene, layer, lineset):
        if not (scene.render.use_freestyle and scene.svg_export.use_svg_export and scene.svg_export.object_fill):
            return

        # reset the stroke selection (but don't delete the already generated strokes)
        Operators.reset(delete_strokes=False)
        # shape detection
        upred = AndUP1D(QuantitativeInvisibilityUP1D(0), ContourUP1D())
        Operators.select(upred)
        # chain when the same shape and visible
        bpred = SameShapeIdBP1D()
        Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(QuantitativeInvisibilityUP1D(0)))
        # sort according to the distance from camera
        Operators.sort(pyZBP1D())
        # render and write fills
        shader = SVGFillShader(create_path(scene), render_height(scene), lineset.name)
        Operators.create(TrueUP1D(), [shader, ])
        shader.write()

# 需要导入模块: from freestyle.types import Operators [as 别名]
# 或者: from freestyle.types.Operators import sort [as 别名]
#  Authors  : Fredo Durand, Stephane Grabli, Francois Sillion, Emmanuel Turquin 
#  Date     : 08/04/2005

from freestyle.chainingiterators import ChainSilhouetteIterator
from freestyle.predicates import (
    QuantitativeInvisibilityUP1D,
    pyDensityUP1D,
    pyZBP1D,
    )
from freestyle.shaders import (
    ConstantColorShader,
    ConstantThicknessShader,
    SamplingShader,
    StrokeTextureShader,
    )
from freestyle.types import IntegrationType, Operators, Stroke


Operators.select(QuantitativeInvisibilityUP1D(0))
Operators.bidirectional_chain(ChainSilhouetteIterator())
#Operators.sequential_split(pyVertexNatureUP0D(Nature.VIEW_VERTEX), 2)
Operators.sort(pyZBP1D())
shaders_list = [
    StrokeTextureShader("smoothAlpha.bmp", Stroke.OPAQUE_MEDIUM, False),
    ConstantThicknessShader(3),
    SamplingShader(5.0),
    ConstantColorShader(0, 0, 0, 1),
    ]
Operators.create(pyDensityUP1D(2, 0.05, IntegrationType.MEAN, 4), shaders_list)
#Operators.create(pyDensityFunctorUP1D(8, 0.03, pyGetInverseProjectedZF1D(), 0, 1, IntegrationType.MEAN), shaders_list)

# 需要导入模块: from freestyle.types import Operators [as 别名]
# 或者: from freestyle.types.Operators import sort [as 别名]

#.........这里部分代码省略.........
            if linestyle.use_same_object:
                Operators.bidirectional_chain(pySketchyChainSilhouetteIterator(linestyle.rounds))
            else:
                Operators.bidirectional_chain(pySketchyChainingIterator(linestyle.rounds))
    else:
        Operators.chain(ChainPredicateIterator(FalseUP1D(), FalseBP1D()), NotUP1D(upred))
    # split chains
    if linestyle.material_boundary:
        Operators.sequential_split(MaterialBoundaryUP0D())
    if linestyle.use_angle_min or linestyle.use_angle_max:
        angle_min = linestyle.angle_min if linestyle.use_angle_min else None
        angle_max = linestyle.angle_max if linestyle.use_angle_max else None
        Operators.sequential_split(Curvature2DAngleThresholdUP0D(angle_min, angle_max))
    if linestyle.use_split_length:
        Operators.sequential_split(Length2DThresholdUP0D(linestyle.split_length), 1.0)
    if linestyle.use_split_pattern:
        pattern = []
        if linestyle.split_dash1 > 0 and linestyle.split_gap1 > 0:
            pattern.append(linestyle.split_dash1)
            pattern.append(linestyle.split_gap1)
        if linestyle.split_dash2 > 0 and linestyle.split_gap2 > 0:
            pattern.append(linestyle.split_dash2)
            pattern.append(linestyle.split_gap2)
        if linestyle.split_dash3 > 0 and linestyle.split_gap3 > 0:
            pattern.append(linestyle.split_dash3)
            pattern.append(linestyle.split_gap3)
        if len(pattern) > 0:
            sampling = 1.0
            controller = SplitPatternController(pattern, sampling)
            Operators.sequential_split(SplitPatternStartingUP0D(controller),
                                       SplitPatternStoppingUP0D(controller),
                                       sampling)
    # sort selected chains
    if linestyle.use_sorting:
        integration = integration_types.get(linestyle.integration_type, IntegrationType.MEAN)
        if linestyle.sort_key == 'DISTANCE_FROM_CAMERA':
            bpred = pyZBP1D(integration)
        elif linestyle.sort_key == '2D_LENGTH':
            bpred = Length2DBP1D()
        elif linestyle.sort_key == 'PROJECTED_X':
            bpred = pyProjectedXBP1D(integration)
        elif linestyle.sort_key == 'PROJECTED_Y':
            bpred = pyProjectedYBP1D(integration)
        if linestyle.sort_order == 'REVERSE':
            bpred = NotBP1D(bpred)
        Operators.sort(bpred)
    # select chains
    if linestyle.use_length_min or linestyle.use_length_max:
        length_min = linestyle.length_min if linestyle.use_length_min else None
        length_max = linestyle.length_max if linestyle.use_length_max else None
        Operators.select(LengthThresholdUP1D(length_min, length_max))
    if linestyle.use_chain_count:
        Operators.select(pyNFirstUP1D(linestyle.chain_count))
    # prepare a list of stroke shaders
    shaders_list = []
    for m in linestyle.geometry_modifiers:
        if not m.use:
            continue
        if m.type == 'SAMPLING':
            shaders_list.append(SamplingShader(
                m.sampling))
        elif m.type == 'BEZIER_CURVE':
            shaders_list.append(BezierCurveShader(
                m.error))
        elif m.type == 'SINUS_DISPLACEMENT':
            shaders_list.append(SinusDisplacementShader(

# 需要导入模块: from freestyle.types import Operators [as 别名]
# 或者: from freestyle.types.Operators import sort [as 别名]
    TipRemoverShader,
    pyNonLinearVaryingThicknessShader,
    pySamplingShader,
    )
from freestyle.types import IntegrationType, Operators


Operators.select(QuantitativeInvisibilityUP1D(0))
Operators.bidirectional_chain(ChainSilhouetteIterator(), NotUP1D(QuantitativeInvisibilityUP1D(0)))
## Splits strokes at points of highest 2D curavture 
## when there are too many abrupt turns in it
func = pyInverseCurvature2DAngleF0D()
Operators.recursive_split(func, pyParameterUP0D(0.2, 0.8), NotUP1D(pyHigherNumberOfTurnsUP1D(3, 0.5)), 2)
## Keeps only long enough strokes
Operators.select(pyHigherLengthUP1D(100))
## Sorts so as to draw the longest strokes first
## (this will be done using the causal density)
Operators.sort(pyLengthBP1D())
shaders_list = [
    pySamplingShader(10),
    BezierCurveShader(30),
    SamplingShader(50),
    ConstantThicknessShader(10),
    pyNonLinearVaryingThicknessShader(4, 25, 0.6),
    TextureAssignerShader(6),
    ConstantColorShader(0.2, 0.2, 0.2,1.0),
    TipRemoverShader(10),
    ]
## Use the causal density to avoid cluttering
Operators.create(pyDensityUP1D(8, 0.4, IntegrationType.MEAN), shaders_list)