diff options
author | Chris Xiong <chirs241097@gmail.com> | 2015-10-26 22:52:36 +0800 |
---|---|---|
committer | Chris Xiong <chirs241097@gmail.com> | 2015-10-26 22:52:36 +0800 |
commit | 3bd383baf6a17e734329e1fc677c7e86283db772 (patch) | |
tree | 69a9148087577f797624ceb9c71323a2563d6bb4 /archive/hge/random.cpp | |
parent | 543e4f570be9b279ba558ca61cc02cda251af384 (diff) | |
download | bullet-lab-remix-3bd383baf6a17e734329e1fc677c7e86283db772.tar.xz |
Added support for relative line numbers.
Added instructions for, brk and cont. (They are still untested...)
Parser code cleanup. Removed garbage output to stderr.
Reorganize the repository structure.
Updated BLR2 code move it into archive.
Added BLR1 files.
Diffstat (limited to 'archive/hge/random.cpp')
-rw-r--r-- | archive/hge/random.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/archive/hge/random.cpp b/archive/hge/random.cpp new file mode 100644 index 0000000..ab9956a --- /dev/null +++ b/archive/hge/random.cpp @@ -0,0 +1,31 @@ +/* +** Haaf's Game Engine 1.8 +** Copyright (C) 2003-2007, Relish Games +** hge.relishgames.com +** +** Core functions implementation: random number generation +*/ + + +#include "hge_impl.h" + +unsigned int g_seed=0; + +void CALL HGE_Impl::Random_Seed(int seed) +{ + if(!seed) g_seed=timeGetTime(); + else g_seed=seed; +} + +int CALL HGE_Impl::Random_Int(int min, int max) +{ + g_seed=214013*g_seed+2531011; + return min+(g_seed ^ g_seed>>15)%(max-min+1); +} + +float CALL HGE_Impl::Random_Float(float min, float max) +{ + g_seed=214013*g_seed+2531011; + //return min+g_seed*(1.0f/4294967295.0f)*(max-min); + return min+(g_seed>>16)*(1.0f/65535.0f)*(max-min); +} |