# 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 #####
# Filename : external_contour_smooth.py
# Author : Stephane Grabli
# Date : 04/08/2005
# Purpose : Draws a smooth external contour
from freestyle import ChainPredicateIterator, ExternalContourUP1D, IncreasingColorShader, \
IncreasingThicknessShader, Operators, QuantitativeInvisibilityUP1D, SamplingShader, \
SmoothingShader, TrueBP1D, TrueUP1D
from logical_operators import AndUP1D, NotUP1D
upred = AndUP1D(QuantitativeInvisibilityUP1D(0), ExternalContourUP1D())
Operators.select(upred)
bpred = TrueBP1D()
Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred),
NotUP1D(upred))
shaders_list = [
SamplingShader(2),
IncreasingThicknessShader(4, 20),
IncreasingColorShader(1.0, 0.0, 0.5, 1, 0.5, 1, 0.3, 1),
SmoothingShader(100, 0.05, 0, 0.2, 0, 0, 0, 1),
]
Operators.create(TrueUP1D(), shaders_list)
# 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 #####
# Filename : apriori_and_causal_density.py
# Author : Stephane Grabli
# Date : 04/08/2005
# Purpose : Selects the lines with high a priori density and
# subjects them to the causal density so as to avoid
# cluttering
from freestyle import ChainPredicateIterator, ConstantColorShader, ConstantThicknessShader, IntegrationType, \
Operators, QuantitativeInvisibilityUP1D, TrueBP1D
from PredicatesU1D import pyDensityUP1D, pyHighViewMapDensityUP1D
from logical_operators import AndUP1D, NotUP1D
upred = AndUP1D(QuantitativeInvisibilityUP1D(0), pyHighViewMapDensityUP1D(0.3, IntegrationType.LAST))
Operators.select(upred)
bpred = TrueBP1D()
Operators.bidirectional_chain(ChainPredicateIterator(upred, bpred), NotUP1D(QuantitativeInvisibilityUP1D(0)))
shaders_list = [
ConstantThicknessShader(2),
ConstantColorShader(0, 0, 0, 1),
]
Operators.create(pyDensityUP1D(1, 0.1, IntegrationType.MEAN), shaders_list)