Replace list of hwnd -> IrrlichtDevice mapper with an array.

Single inserts/removes per device creating/destruction, but searchs on every event. Arrays are better for that than lists.
Also document a bit.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6004 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien 2019-12-12 17:31:22 +00:00
parent 6ad09a3a25
commit 0b92a66c50

@ -677,13 +677,13 @@ static unsigned int LocaleIdToCodepage(unsigned int lcid)
namespace
{
// TODO: Why do we have a list here? Seems like it can only ever be one. Unfortunately code is older than svn log, so not sure about origins of this.
struct SEnvMapper
{
HWND hWnd;
irr::CIrrDeviceWin32* irrDev;
};
irr::core::list<SEnvMapper> EnvMap;
// NOTE: This is global. We can have more than one Irrlicht Device at same time.
irr::core::array<SEnvMapper> EnvMap;
HKL KEYBOARD_INPUT_HKL=0;
unsigned int KEYBOARD_INPUT_CODEPAGE = 1252;
@ -691,10 +691,13 @@ namespace
irr::CIrrDeviceWin32* getDeviceFromHWnd(HWND hWnd)
{
irr::core::list<SEnvMapper>::Iterator it = EnvMap.begin();
for (; it!= EnvMap.end(); ++it)
if ((*it).hWnd == hWnd)
return (*it).irrDev;
const irr::u32 end = EnvMap.size();
for ( irr::u32 i=0; i < end; ++i )
{
const SEnvMapper& env = EnvMap[i];
if ( env.hWnd == hWnd )
return env.irrDev;
}
return 0;
}
@ -1132,13 +1135,11 @@ CIrrDeviceWin32::~CIrrDeviceWin32()
delete JoyControl;
// unregister environment
irr::core::list<SEnvMapper>::Iterator it = EnvMap.begin();
for (; it!= EnvMap.end(); ++it)
for (u32 i=0; i< EnvMap.size(); ++i)
{
if ((*it).hWnd == HWnd)
if (EnvMap[i].hWnd == HWnd)
{
EnvMap.erase(it);
EnvMap.erase(i);
break;
}
}