def _apply_pressure_mapping_settings(self):
p = self.preferences['input.global_pressure_mapping']
if len(p) == 2 and abs(p[0][1]-1.0)+abs(p[1][1]-0.0) < 0.0001:
# 1:1 mapping (mapping disabled)
self.pressure_mapping = None
else:
# This mapping is still required for certain problematic hw
# See https://github.com/mypaint/mypaint/issues/275
m = mypaintlib.MappingWrapper(1)
m.set_n(0, len(p))
for i, (x, y) in enumerate(p):
m.set_point(0, i, x, 1.0-y)
def mapping(pressure):
return m.calculate_single_input(pressure)
self.pressure_mapping = mapping
def _apply_pressure_mapping_settings(self):
p = self.preferences['input.global_pressure_mapping']
if len(p) == 2 and abs(p[0][1] - 1.0) + abs(p[1][1] - 0.0) < 0.0001:
# 1:1 mapping (mapping disabled)
self.pressure_mapping = None
else:
# TODO: maybe replace this stupid mapping by a hard<-->soft slider?
# https://github.com/mypaint/mypaint/issues/275
m = mypaintlib.MappingWrapper(1)
m.set_n(0, len(p))
for i, (x, y) in enumerate(p):
m.set_point(0, i, x, 1.0 - y)
def mapping(pressure):
return m.calculate_single_input(pressure)
self.pressure_mapping = mapping
def update_input_mapping(self):
p = self.preferences['input.global_pressure_mapping']
if len(p) == 2 and abs(p[0][1]-1.0)+abs(p[1][1]-0.0) < 0.0001:
# 1:1 mapping (mapping disabled)
self.pressure_mapping = None
else:
# TODO: maybe replace this stupid mapping by a hard<-->soft slider?
# But then we would also need a "minimum pressure" setting,
# or else this often used workaround is no longer possible:
# http://wiki.mypaint.info/File:Pressure_workaround.png
m = mypaintlib.MappingWrapper(1)
m.set_n(0, len(p))
for i, (x, y) in enumerate(p):
m.set_point(0, i, x, 1.0-y)
def mapping(pressure):
return m.calculate_single_input(pressure)
self.pressure_mapping = mapping
