datenwolf datenwolf
mattiasgustavsson
/ rgb_blend.c
Last active
March 30, 2025 17:34
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| // color1 and color2 are R4G4B4 12bit RGB color values, alpha is 0-255 | |
| uint16_t blend_12bit( uint16_t color1, uint16_t color2, uint8_t alpha ) { | |
| uint64_t c1 = (uint64_t) color1; | |
| uint64_t c2 = (uint64_t) color2; | |
| uint64_t a = (uint64_t)( alpha >> 4 ); | |
| // bit magic to alpha blend R G B with single mul | |
| c1 = ( c1 | ( c1 << 12 ) ) & 0x0f0f0f; | |
| c2 = ( c2 | ( c2 << 12 ) ) & 0x0f0f0f; | |
| uint32_t o = ( ( ( ( c2 - c1 ) * a ) >> 4 ) + c1 ) & 0x0f0f0f; |
moyix
/ ensure_fpu.py
Last active
August 13, 2024 21:08
Some handy utils for messing with MXCSR (x86-64 SSE FPU control register)
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| #!/usr/bin/env python | |
| import sys, os | |
| import platform | |
| import ctypes as ct | |
| import mmap | |
| from enum import Enum | |
| import importlib | |
| import functools | |
| import errno |
jix
/ hyperellipsoid.py
Last active
February 29, 2020 09:59
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| # Copyright 2020 Jannis Harder | |
| # | |
| # Permission to use, copy, modify, and/or distribute this software for any | |
| # purpose with or without fee is hereby granted. | |
| # | |
| # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH | |
| # REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY | |
| # AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, | |
| # INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM | |
| # LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR |
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| # Copyright 2020 Jannis Harder | |
| # | |
| # Permission to use, copy, modify, and/or distribute this software for any | |
| # purpose with or without fee is hereby granted. | |
| # | |
| # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH | |
| # REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY | |
| # AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, | |
| # INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM | |
| # LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR |
alirobe
/ reclaimWindows10.ps1
Last active
May 8, 2025 13:16
This Windows 10 Setup Script turns off a bunch of unnecessary Windows 10 telemetery, bloatware, & privacy things. Not guaranteed to catch everything. Review and tweak before running. Reboot after running. Scripts for reversing are included and commented. Fork of https://github.com/Disassembler0/Win10-Initial-Setup-Script (different defaults). N.…
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| ### | |
| ### | |
| ### UPDATE: For Win 11, I recommend using this tool in place of this script: | |
| ### https://christitus.com/windows-tool/ | |
| ### https://github.com/ChrisTitusTech/winutil | |
| ### https://www.youtube.com/watch?v=6UQZ5oQg8XA | |
| ### iwr -useb https://christitus.com/win | iex | |
| ### | |
| ### OR take a look at | |
| ### https://github.com/HotCakeX/Harden-Windows-Security |