| # SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| import sys |
| import struct |
| |
| maxval = 4095 |
| step = (maxval+1) / 16 |
| with open('3dlut.bin', 'ab')as fb: |
| for m in range(0,17*17*17+1,2): |
| d0 = m / 289 |
| d1 = (m - d0*289) / 17 |
| d2 = m - d0*289 - d1*17 |
| data_0 = min(maxval,d2*step) & 0xfff |
| data_1 = min(maxval, d1*step) & 0xfff |
| data_2 = min(maxval, d0*step) & 0xfff |
| d0 = (m+1) / 289 |
| d1 = (m+1 - d0*289) / 17 |
| d2 = m+1 - d0*289 - d1*17 |
| data_3 = min(maxval,d2*step) & 0xfff |
| data_4 = min(maxval, d1*step) & 0xfff |
| data_5 = min(maxval, d0*step) & 0xfff |
| #print(data_0) |
| #print(data_1) |
| #print(data_2) |
| #print(data_3) |
| #print(data_4) |
| #print(data_5) |
| if sys.argv[1] == 'bypass': |
| combine0 = data_0 | (data_1 << 12) |
| combine1 = data_2 | (data_3 << 12) |
| combine2 = data_4 | (data_5 << 12) |
| else: |
| combine0 = int(sys.argv[1]) | (int(sys.argv[2]) << 12) |
| combine1 = int(sys.argv[3]) | (int(sys.argv[1]) << 12) |
| combine2 = int(sys.argv[2]) | (int(sys.argv[3]) << 12) |
| #print(combine0) |
| #print(combine1) |
| #print(combine2) |
| #print("---------------------------------") |
| a = struct.pack('BBBBBBBBB', combine0 & 0xff, (combine0 >> 8) & 0xff, (combine0 >> 16) & 0xff, combine1 & 0xff, (combine1 >> 8) & 0xff, (combine1 >> 16) & 0xff, combine2 & 0xff, (combine2 >> 8) & 0xff, (combine2 >> 16) & 0xff) |
| fb.write(a) |
| print('done') |
