LOVE/love
1
0
Fork 0
mirror of https://github.com/love2d/love.git synced 2026-08-12 08:30:56 +02:00
Code Issues Packages Projects Releases Wiki Activity

Added RandomGenerator:getState and RandomGenerator:setState (resolves issue #831.)

Browse Source 
getState returns an implementation-dependent string representing the current state of the RandomGenerator's PRNG. setState sets the PRNG's state to an implementation-dependent string.
This commit is contained in:
Alex Szpakowski
2014-02-08 20:28:41 -04:00
parent de1f105e40
commit d07e31370d
7 changed files with 201 additions and 135 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/modules/math/wrap_Math.cpp
+30 -17
View File
@@ -32,21 +32,6 @@ namespace love
namespace math
{
int w_setRandomSeed(lua_State *L)
{
EXCEPT_GUARD(Math::instance.setRandomSeed(luax_checkrandomseed(L, 1));)
return 0;
}
int w_getRandomSeed(lua_State *L)
{
uint32 low = 0, high = 0;
Math::instance.getRandomSeed(low, high);
lua_pushnumber(L, (lua_Number) low);
lua_pushnumber(L, (lua_Number) high);
return 2;
}
int w_random(lua_State *L)
{
return luax_getrandom(L, 1, Math::instance.random());
@@ -62,6 +47,32 @@ int w_randomNormal(lua_State *L)
return 1;
}
int w_setRandomSeed(lua_State *L)
{
EXCEPT_GUARD(Math::instance.setRandomSeed(luax_checkrandomseed(L, 1));)
return 0;
}
int w_getRandomSeed(lua_State *L)
{
RandomGenerator::Seed s = Math::instance.getRandomSeed();
lua_pushnumber(L, (lua_Number) s.b32.low);
lua_pushnumber(L, (lua_Number) s.b32.high);
return 2;
}
int w_setRandomState(lua_State *L)
{
EXCEPT_GUARD(Math::instance.setRandomState(luax_checkstring(L, 1));)
return 0;
}
int w_getRandomState(lua_State *L)
{
luax_pushstring(L, Math::instance.getRandomState());
return 1;
}
int w_newRandomGenerator(lua_State *L)
{
RandomGenerator::Seed s;
@@ -341,10 +352,12 @@ int w_noise(lua_State *L)
// List of functions to wrap.
static const luaL_Reg functions[] =
{
{ "setRandomSeed", w_setRandomSeed },
{ "getRandomSeed", w_getRandomSeed },
{ "random", w_random },
{ "randomNormal", w_randomNormal },
{ "setRandomSeed", w_setRandomSeed },
{ "getRandomSeed", w_getRandomSeed },
{ "setRandomState", w_setRandomState },
{ "getRandomState", w_getRandomState },
{ "newRandomGenerator", w_newRandomGenerator },
{ "newBezierCurve", w_newBezierCurve },
{ "triangulate", w_triangulate },