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Lua: now setrenderplanes() takes variable arguments

This commit is contained in:
taotao54321 2012-03-11 09:16:09 +00:00
parent c72eef1abc
commit f25ddb2fce
1 changed files with 41 additions and 16 deletions
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57
BizHawk.MultiClient/LuaImplementation.cs
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@ -133,6 +133,33 @@ namespace BizHawk.MultiClient
LuaThread.Start(File);
}
private int LuaInt(object lua_arg)
{
return Convert.ToInt32((double)lua_arg);
}
private uint LuaUInt(object lua_arg)
{
return Convert.ToUInt32((double)lua_arg);
}
/**
* LuaInterface requires the exact match of parameter count,
* except optional parameters. So, if you want to support
* variable arguments, declare them as optional and pass
* them to this method.
*/
private object[] LuaVarArgs(params object[] lua_args)
{
int n = lua_args.Length;
int trim = 0;
for (int i = n-1; i >= 0; --i)
if (lua_args[i] == null) ++trim;
object[] lua_result = new object[n-trim];
Array.Copy(lua_args, lua_result, n-trim);
return lua_result;
}
public void print(string s)
{
@ -358,18 +385,26 @@ namespace BizHawk.MultiClient
return Global.Emulator.SystemId;
}
// TODO: variable arguments
public void emu_setrenderplanes(object lua_p0, object lua_p1)
// For now, it accepts arguments up to 5.
public void emu_setrenderplanes(
object lua_p0, object lua_p1 = null, object lua_p2 = null,
object lua_p3 = null, object lua_p4 = null)
{
emu_setrenderplanes_do(LuaVarArgs(lua_p0, lua_p1, lua_p2, lua_p3, lua_p4));
}
// TODO: error handling for argument count mismatch
private void emu_setrenderplanes_do(object[] lua_p)
{
if (Global.Emulator is BizHawk.Emulation.Consoles.Nintendo.NES)
{
Global.CoreInputComm.NES_ShowOBJ = Global.Config.NESDispSprites = (bool)lua_p0;
Global.CoreInputComm.NES_ShowBG = Global.Config.NESDispBackground = (bool)lua_p1;
Global.CoreInputComm.NES_ShowOBJ = Global.Config.NESDispSprites = (bool)lua_p[0];
Global.CoreInputComm.NES_ShowBG = Global.Config.NESDispBackground = (bool)lua_p[1];
}
else if(Global.Emulator is BizHawk.Emulation.Consoles.TurboGrafx.PCEngine)
{
Global.CoreInputComm.PCE_ShowOBJ = Global.Config.PCEDispSprites = (bool)lua_p0;
Global.CoreInputComm.PCE_ShowBG = Global.Config.PCEDispBackground = (bool)lua_p1;
Global.CoreInputComm.PCE_ShowOBJ = Global.Config.PCEDispSprites = (bool)lua_p[0];
Global.CoreInputComm.PCE_ShowBG = Global.Config.PCEDispBackground = (bool)lua_p[1];
}
}
@ -927,16 +962,6 @@ namespace BizHawk.MultiClient
return s;
}
private int LuaInt(object lua_arg)
{
return Convert.ToInt32((double)lua_arg);
}
private uint LuaUInt(object lua_arg)
{
return Convert.ToUInt32((double)lua_arg);
}
//----------------------------------------------------
//Savestate library
//----------------------------------------------------