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epdiy_waveform_gen.py
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#!env python3
import json
from modenames import mode_names, mode_id
import sys
"""
This script generates json files to generate waveforms from.
"""
FRAME_TIMES_WHITE_TO_GL16 = {
"ED097OC4": [3.0, 3.0, 2.0, 2.0, 3.0, 3.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 10.0, 20.0, 30.0],
"ED097OC1": [3.0, 3.0, 2.0, 2.0, 3.0, 3.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 10.0, 20.0, 30.0],
"ED060SC4": [3.0, 3.0, 2.0, 2.0, 3.0, 3.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 10.0, 20.0, 30.0],
"ED060XC3": [5.0, 4.0, 3.0, 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 10.0, 20.0, 120.0],
"ED047TC1": [3.0, 3.0, 2.0, 2.0, 3.0, 3.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 10.0, 20.0, 30.0],
"ED097TC2": [1.5, .8, .8, .8, .8, .8, 1.0, 1.0, 1.0, 1.0, 2.0, 2.0, 5.0, 10.0, 20.0],
"ED060SCT": [1.5, .8, .8, .8, .8, .8, 1.0, 1.0, 1.0, 1.0, 2.0, 2.0, 5.0, 10.0, 20.0],
"ED133UT2": [6.0, 3.0, 2.0, 2.0, 2.0, 2.0, 2.0, 3.0, 3.0, 3.0, 5.0, 5.0, 10.0, 20.0, 30.0],
}
FRAME_TIMES_BLACK_TO_GL16 = {
"ED097OC4": [1.0, 1.0, .8, .8, .8, .8, .8, 1.0, 1.0, 1.5, 1.5, 2.0, 2.0, 10.0, 30.0],
"ED097OC1": [1.0, 1.0, .8, .8, .8, .8, .8, 1.0, 1.0, 1.5, 1.5, 2.0, 2.0, 10.0, 30.0],
"ED060SC4": [1.0, 1.0, .8, .8, .8, .8, .8, .8, .8, 1.0, 1.0, 2.0, 2.0, 10.0, 30.0],
"ED060XC3": [1.0, 1.0, .5, .5, .5, .5, .5, .5, .5, 1.0, 1.0, 2.0, 2.0, 10.0, 30.0],
"ED047TC1": [1.0, 1.0, .8, .8, .8, .8, .8, 1.0, 1.0, 1.5, 1.5, 2.0, 2.0, 10.0, 30.0],
"ED097TC2": [1.5, .8, .4, .3, .3, .3, .3, .6, .6, .6, .6, 1.5, 2.0, 5.0, 15.0],
"ED060SCT": [1.5, .8, .4, .3, .3, .3, .3, .6, .6, .6, .6, 1.5, 2.0, 5.0, 15.0],
"ED133UT2": [2.0, 1.5, 1.5, 1.5, 1.5, 1.5, 1.5, 1.5, 1.5, 2.0, 3.0, 3.0, 5.0, 10.0, 20.0]
}
FRAME_TIMES_DU = {
"ED097OC4": [100, 100, 100, 100],
"ED097OC1": [100, 100, 100, 100],
"ED060SC4": [100, 100, 100, 100],
"ED060XC3": [100, 100, 100, 100],
"ED047TC1": [100, 100, 100, 100, 100],
"ED097TC2": [100, 100, 100, 100, 100],
"ED060SCT": [100, 100, 100, 100, 100],
"ED133UT2": [100, 100, 100, 100]
}
def generate_frame(lut_func):
phase = []
for t in range(0, 32):
line = []
for f in range(0, 32):
line.append(lut_func(t, f))
phase.append(line)
return phase
def generate_mode_x_to_GL16(display, mode):
"""
Generates LUTs for drawing successive black frames
on a white screen.
"""
frame_times = None
dirfunc = None
if mode_names[mode] == "MODE_EPDIY_WHITE_TO_GL16":
frame_times = FRAME_TIMES_WHITE_TO_GL16[display]
def dirfunc(f, t, frame):
return (t < (30 - 2 * frame) and f == 30)
dirfunc = dirfunc
elif mode_names[mode] == "MODE_EPDIY_BLACK_TO_GL16":
frame_times = FRAME_TIMES_BLACK_TO_GL16[display]
def dirfunc(f, t, frame):
return 2 * (t > (2 * frame) and f == 0)
dirfunc = dirfunc
else:
raise ValueError(f"Cannot generate {mode} here.")
phases = []
for frame in range(15):
phase = generate_frame(lambda t, f: dirfunc(f, t, frame))
phases.append(phase)
return {"mode": mode, "ranges": [{"index": 0, "phases": phases, "phase_times": frame_times}]}
def generate_mode_GC16(display):
"""
Do arbitrary transitions by going to full black, then the desired value.
"""
phases = []
for frame in range(15):
phase = generate_frame(lambda t, f: f >= (30 - 2 * frame))
phases.append(phase)
for frame in range(15):
phase = generate_frame(lambda t, f: 2 * (t > (2 * frame)))
phases.append(phase)
frame_times = FRAME_TIMES_WHITE_TO_GL16[display] + FRAME_TIMES_BLACK_TO_GL16[display]
return {"mode": mode_id("MODE_GC16"), "ranges": [{"index": 0, "phases": phases, "phase_times": frame_times}]}
def generate_mode_GL16(display):
"""
Do non-flashing arbitrary transitions by going to full black, then the desired value.
"""
phases = []
for frame in range(15):
phase = generate_frame(lambda t, f: f >= (30 - 2 * frame))
phase[30][30] = 0
phase[0][0] = 0
phases.append(phase)
for frame in range(15):
phase = generate_frame(lambda t, f: 2 * (t > (2 * frame)))
phase[30][30] = 0
phase[0][0] = 0
phases.append(phase)
frame_times = FRAME_TIMES_WHITE_TO_GL16[display] + FRAME_TIMES_BLACK_TO_GL16[display]
return {"mode": mode_id("MODE_GL16"), "ranges": [{"index": 0, "phases": phases, "phase_times": frame_times}]}
def generate_du(display):
"""
Generate the "direct update" mode for a display.
"""
frame_times = FRAME_TIMES_DU[display];
num_phases = len(frame_times)
phases = []
for frame in range(num_phases):
def lutfunc(t, f):
if t == 0 and f > 0:
return 1
elif t == 30 and f < 30:
return 2
else:
return 0
phase = generate_frame(lutfunc)
phases.append(phase)
return {"mode": mode_id("MODE_DU"), "ranges": [{"index": 0, "phases": phases, "phase_times": frame_times}]}
def generate_epdiy_waveform(display):
# we say that these temperature waveforms are valid in ~room temperature.
default_temperature_range = {"from": 20, "to": 30}
white_to_gl16 = generate_mode_x_to_GL16(display, mode_id("MODE_EPDIY_WHITE_TO_GL16"))
black_to_gl16 = generate_mode_x_to_GL16(display, mode_id("MODE_EPDIY_BLACK_TO_GL16"))
gc16 = generate_mode_GC16(display)
gl16 = generate_mode_GL16(display)
du = generate_du(display)
temperature_ranges = {"range_bounds": [default_temperature_range]}
return {"temperature_ranges": temperature_ranges, "modes": [
du,
gc16,
gl16,
white_to_gl16,
black_to_gl16
]}
waveform = generate_epdiy_waveform(sys.argv[1])
print (json.dumps(waveform))