Ka-ming Chan ming4883
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| #include <iostream> | |
| //int a = 0; | |
| template <typename T, T /*unnamed*/> | |
| struct nnb_ForceInit { }; | |
| template< | |
| class T | |
| > |
ming4883
/ MakeAttr.cpp
Last active
January 15, 2019 01:29
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| #include <iostream> | |
| template<typename Owner, typename MemType> | |
| struct Attr { | |
| typedef int Owner::*MemPtr; | |
| MemPtr ptr; | |
| Attr() {} | |
| void Bind(MemPtr memptr) { |
ming4883
/ install_vboxsf.sh
Last active
November 8, 2024 01:53
Alpine Virtual Box shared folder setup
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| apk update | |
| apk add virtualbox-guest-additions virtualbox-guest-modules-virthardened | |
| # auto load vboxsf kernel module | |
| echo vboxsf > /etc/modules-load.d/vboxsf.conf | |
| reboot |
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| struct FCustomUtils | |
| { | |
| static void OrthoNormalize(FVector& Normal, FVector& Tangent) | |
| { | |
| Normal = Normal.GetUnsafeNormal(); | |
| Tangent = Tangent - (Normal * FVector::DotProduct(Tangent, Normal)); | |
| Tangent = Tangent.GetUnsafeNormal(); | |
| } | |
| } |
ming4883
/ SelectToBegining.ahk
Created
November 9, 2015 10:24
mapping LCtrl + LShift as LShift + Home in AutoHotkey
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| LCtrl & LShift:: | |
| Send {RShift down} | |
| Send {Home down} | |
| Sleep 30 | |
| Send {Home up} | |
| Send {RShift up} |
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| // view the assembly output in https://goo.gl/VEyRNK or https://gcc.godbolt.org/# | |
| #include <iostream> | |
| using namespace std; | |
| struct Array | |
| { | |
| template<typename T, int N> | |
| struct Elem | |
| { |
ming4883
/ Invoke NDK build
Created
May 13, 2015 12:00
Manual invoke ndk-build for each BuildType in Android Studio
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| def readLocalProp () { | |
| Properties properties = new Properties() | |
| properties.load(project.rootProject.file('local.properties').newDataInputStream()) | |
| return properties | |
| } | |
| def invokeNDKBuild (debuggable, cleaning) { | |
| def properties = readLocalProp() | |
| def ndkDir = properties.getProperty('ndk.dir') | |
| def osName = System.getProperty('os.name').toLowerCase() |
ming4883
/ gist:bde1b516e4c1a1df1a00
Created
March 12, 2015 02:22
Native Code Debugging hotfix for Android 4.3 or above
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| For rooted devices running a custom recovery: | |
| - reboot to recovery | |
| - find the mount system and check it | |
| - open a terminal and type: adb shell | |
| - type: chmod 4750 /system/bin/run-as | |
| - uncheck the System mount and reboot! |
ming4883
/ doNotOptimizeAway
Created
August 12, 2014 04:28
Avoiding compiler optimization on a variable with minimum impact on performance
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| /* | |
| Usage example: | |
| int a = my_rand(); | |
| int b = my_rand(); | |
| int c = a + b; | |
| doNotOptimizeAway (c); | |
| */ | |
| template<class T> | |
| inline void doNotOptimizeAway (T&& x) | |
| { |
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| // | |
| // extract from http://www.scratchapixel.com/lessons/3d-basic-lessons/lesson-7-intersecting-simple-shapes/ray-box-intersection/ | |
| // | |
| template<typename T> | |
| struct AABB | |
| { | |
| Vec3<T> min; | |
| Vec3<T> max; | |
| bool intersect(const Ray<T> &r) |