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TPTScriptInterface.cpp
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TPTScriptInterface.cpp
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#include <stack>
#include <iostream>
#include <string>
#include <deque>
#include <string.h>
#ifdef MACOSX
#include <strings.h>
#endif
#include <stdlib.h>
#include "TPTScriptInterface.h"
#include "gui/game/GameModel.h"
#include "simulation/Air.h"
TPTScriptInterface::TPTScriptInterface(GameController * c, GameModel * m): CommandInterface(c, m)
{
}
int TPTScriptInterface::Command(std::string command)
{
lastError = "";
std::deque<std::string> words;
std::deque<AnyType> commandWords;
int retCode;
//Split command into words, put them on the stack
char * rawCommand;
rawCommand = (char*)calloc(command.length()+1, 1);
memcpy(rawCommand, (char*)command.c_str(), command.length());
char * currentWord = rawCommand;
char * currentCommand = rawCommand;
while((currentCommand = strchr(currentCommand, ' ')))
{
currentCommand[0] = 0;
words.push_back(std::string(currentWord));
currentWord = ++currentCommand;
}
words.push_back(std::string(currentWord));
while(!words.empty())
{
try
{
commandWords.push_back(eval(&words));
}
catch (GeneralException & e)
{
retCode = -1;
lastError = e.GetExceptionMessage();
break;
}
}
free(rawCommand);
if(commandWords.size())
{
retCode = 0;
lastError = ((StringType)commandWords.front()).Value();
}
//Evaluate
return 0;
}
ValueType TPTScriptInterface::testType(std::string word)
{
int i = 0;
char * rawWord = (char *)word.c_str();
//Function
if(word == "set")
return TypeFunction;
else if(word == "create")
return TypeFunction;
else if(word == "delete")
return TypeFunction;
else if(word == "kill")
return TypeFunction;
else if(word == "load")
return TypeFunction;
else if(word == "reset")
return TypeFunction;
else if(word == "bubble")
return TypeFunction;
else if(word == "quit")
return TypeFunction;
//Basic type
parseNumber:
for(i = 0; i < word.length(); i++)
{
if (!(rawWord[i] >= '0' && rawWord[i] <= '9') && !(rawWord[i] == '-' && !i))
{
if (rawWord[i] == '.' && rawWord[i+1])
goto parseFloat;
else if (rawWord[i] == ',' && rawWord[i+1] >= '0' && rawWord[i+1] <= '9')
goto parsePoint;
else if ((rawWord[i] == '#' || (i && rawWord[i-1] == '0' && rawWord[i] == 'x')) &&
((rawWord[i+1] >= '0' && rawWord[i+1] <= '9')
|| (rawWord[i+1] >= 'a' && rawWord[i+1] <= 'f')
|| (rawWord[i+1] >= 'A' && rawWord[i+1] <= 'F')))
goto parseNumberHex;
else
goto parseString;
}
}
return TypeNumber;
parseFloat:
for (i++; i < word.length(); i++)
if(!((rawWord[i] >= '0' && rawWord[i] <= '9') || (rawWord[i] >= 'a' && rawWord[i] <= 'f') || (rawWord[i] >= 'A' && rawWord[i] <= 'F')))
{
goto parseString;
}
return TypeFloat;
parseNumberHex:
for (i++; i < word.length(); i++)
if(!((rawWord[i] >= '0' && rawWord[i] <= '9') || (rawWord[i] >= 'a' && rawWord[i] <= 'f') || (rawWord[i] >= 'A' && rawWord[i] <= 'F')))
{
goto parseString;
}
return TypeNumber;
parsePoint:
for (i++; i < word.length(); i++)
if(!(rawWord[i] >= '0' && rawWord[i] <= '9'))
{
goto parseString;
}
return TypePoint;
parseString:
return TypeString;
}
float TPTScriptInterface::parseNumber(char * stringData)
{
char cc;
int base = 10;
int currentNumber = 0;
if (stringData[0] == '#')
{
stringData++;
base = 16;
}
else if (stringData[0] == '0' && stringData[1] == 'x')
{
stringData+=2;
base = 16;
}
if (base == 16)
{
while(cc = *(stringData++))
{
currentNumber *= base;
if(cc >= '0' && cc <= '9')
currentNumber += cc - '0';
else if(cc >= 'a' && cc <= 'f')
currentNumber += (cc - 'a') + 10;
else if(cc >= 'A' && cc <= 'F')
currentNumber += (cc - 'A') + 10;
else
break;
}
}
else
{
return atoi(stringData);
}
return currentNumber;
}
AnyType TPTScriptInterface::eval(std::deque<std::string> * words)
{
if(words->size() < 1)
return AnyType(TypeNull, ValueValue());
std::string word = words->front(); words->pop_front();
char * rawWord = (char *)word.c_str();
ValueType wordType = testType(word);
switch(wordType)
{
case TypeFunction:
if(word == "set")
return tptS_set(words);
else if(word == "create")
return tptS_create(words);
else if(word == "delete" || word == "kill")
return tptS_delete(words);
else if(word == "load")
return tptS_load(words);
else if(word == "reset")
return tptS_reset(words);
else if(word == "bubble")
return tptS_bubble(words);
else if(word == "quit")
return tptS_quit(words);
break;
case TypeNumber:
return NumberType(parseNumber(rawWord));
case TypeFloat:
return FloatType(atof(rawWord));
case TypePoint:
{
int pointX, pointY;
sscanf(rawWord, "%d,%d", &pointX, &pointY);
return PointType(pointX, pointY);
}
case TypeString:
return StringType(word);
}
return StringType(word);
}
std::string TPTScriptInterface::FormatCommand(std::string command)
{
std::deque<std::string> words;
std::deque<AnyType> commandWords;
std::string outputData;
//Split command into words, put them on the stack
char * rawCommand;
rawCommand = (char*)calloc(command.length()+1, 1);
memcpy(rawCommand, (char*)command.c_str(), command.length());
char * currentWord = rawCommand;
char * currentCommand = rawCommand;
while((currentCommand = strchr(currentCommand, ' ')))
{
currentCommand[0] = 0;
words.push_back(std::string(currentWord));
currentWord = ++currentCommand;
}
words.push_back(std::string(currentWord));
free(rawCommand);
while(!words.empty())
{
ValueType cType = testType(words.front());
switch(cType)
{
case TypeFunction:
outputData += "\bt";
break;
case TypeNumber:
case TypePoint:
outputData += "\bo";
break;
case TypeString:
outputData += "\bg";
break;
default:
outputData += "\bw";
break;
}
outputData += words.front() + " ";
words.pop_front();
}
return outputData;
}
AnyType TPTScriptInterface::tptS_set(std::deque<std::string> * words)
{
//Arguments from stack
StringType property = eval(words);
AnyType selector = eval(words);
AnyType value = eval(words);
Simulation * sim = m->GetSimulation();
unsigned char * partsBlock = (unsigned char*)&sim->parts[0];
int returnValue = 0;
FormatType propertyFormat;
int propertyOffset = GetPropertyOffset(property.Value(), propertyFormat);
if(propertyOffset==-1)
throw GeneralException("Invalid property");
//Selector
int newValue;
float newValuef;
if (value.GetType() == TypeNumber)
{
newValue = newValuef = ((NumberType)value).Value();
}
else if (value.GetType() == TypeFloat)
{
newValue = newValuef = ((FloatType)value).Value();
}
else if(value.GetType() == TypeString)
{
if (property.Value() == "temp")
{
std::string newString = ((StringType)value).Value();
if (newString.at(newString.length()-1) == 'C')
newValuef = atof(newString.substr(0, newString.length()-1).c_str())+273.15;
else if (newString.at(newString.length()-1) == 'F')
newValuef = (atof(newString.substr(0, newString.length()-1).c_str())-32.0f)*5/9+273.15f;
else
throw GeneralException("Invalid value for assignment");
}
else
{
newValue = GetParticleType(((StringType)value).Value());
if (newValue < 0 || newValue >= PT_NUM)
{
// TODO: add element CAKE to invalidate this
if (!strcasecmp(((StringType)value).Value().c_str(),"cake"))
throw GeneralException("Cake is a lie, not an element");
throw GeneralException("Invalid element");
}
}
}
else
throw GeneralException("Invalid value for assignment");
if (property.Value() == "type" && (newValue < 0 || newValue >= PT_NUM))
throw GeneralException("Invalid element");
if(selector.GetType() == TypePoint || selector.GetType() == TypeNumber)
{
int partIndex = -1;
if(selector.GetType() == TypePoint)
{
ui::Point tempPoint = ((PointType)selector).Value();
if(tempPoint.X<0 || tempPoint.Y<0 || tempPoint.Y >= YRES || tempPoint.X >= XRES)
throw GeneralException("Invalid position");
}
else
partIndex = ((NumberType)selector).Value();
if(partIndex<0 || partIndex>NPART || sim->parts[partIndex].type==0)
throw GeneralException("Invalid particle");
switch(propertyFormat)
{
case FormatInt:
*((int*)(partsBlock+(partIndex*sizeof(Particle))+propertyOffset)) = newValue;
break;
case FormatFloat:
*((float*)(partsBlock+(partIndex*sizeof(Particle))+propertyOffset)) = newValuef;
break;
}
returnValue = 1;
}
else if(selector.GetType() == TypeString && ((StringType)selector).Value() == "all")
{
switch(propertyFormat)
{
case FormatInt:
{
for(int j = 0; j < NPART; j++)
if(sim->parts[j].type)
{
returnValue++;
*((int*)(partsBlock+(j*sizeof(Particle))+propertyOffset)) = newValue;
}
}
break;
case FormatFloat:
{
for(int j = 0; j < NPART; j++)
if(sim->parts[j].type)
{
returnValue++;
*((float*)(partsBlock+(j*sizeof(Particle))+propertyOffset)) = newValuef;
}
}
break;
}
}
else if(selector.GetType() == TypeString || selector.GetType() == TypeNumber)
{
int type;
if(selector.GetType() == TypeNumber)
type = ((NumberType)selector).Value();
else if(selector.GetType() == TypeString)
type = GetParticleType(((StringType)selector).Value());
if(type<0 || type>=PT_NUM)
throw GeneralException("Invalid particle type");
if(type==0)
throw GeneralException("Cannot set properties of particles that do not exist");
std::cout << propertyOffset << std::endl;
switch(propertyFormat)
{
case FormatInt:
{
for(int j = 0; j < NPART; j++)
if(sim->parts[j].type == type)
{
returnValue++;
*((int*)(partsBlock+(j*sizeof(Particle))+propertyOffset)) = newValue;
}
}
break;
case FormatFloat:
{
for(int j = 0; j < NPART; j++)
if(sim->parts[j].type == type)
{
returnValue++;
*((float*)(partsBlock+(j*sizeof(Particle))+propertyOffset)) = newValuef;
}
}
break;
}
}
else
throw GeneralException("Invalid selector");
return NumberType(returnValue);
}
AnyType TPTScriptInterface::tptS_create(std::deque<std::string> * words)
{
//Arguments from stack
AnyType createType = eval(words);
PointType position = eval(words);
Simulation * sim = m->GetSimulation();
int type;
if(createType.GetType() == TypeNumber)
type = ((NumberType)createType).Value();
else if(createType.GetType() == TypeString)
type = GetParticleType(((StringType)createType).Value());
else
throw GeneralException("Invalid type");
if(type == -1)
throw GeneralException("Invalid particle type");
ui::Point tempPoint = position.Value();
if(tempPoint.X<0 || tempPoint.Y<0 || tempPoint.Y >= YRES || tempPoint.X >= XRES)
throw GeneralException("Invalid position");
int returnValue = sim->create_part(-1, tempPoint.X, tempPoint.Y, type);
return NumberType(returnValue);
}
AnyType TPTScriptInterface::tptS_delete(std::deque<std::string> * words)
{
//Arguments from stack
AnyType partRef = eval(words);
Simulation * sim = m->GetSimulation();
if(partRef.GetType() == TypePoint)
{
ui::Point deletePoint = ((PointType)partRef).Value();
if(deletePoint.X<0 || deletePoint.Y<0 || deletePoint.Y >= YRES || deletePoint.X >= XRES)
throw GeneralException("Invalid position");
sim->delete_part(deletePoint.X, deletePoint.Y);
}
else if(partRef.GetType() == TypeNumber)
{
int partIndex = ((NumberType)partRef).Value();
if(partIndex < 0 || partIndex >= NPART)
throw GeneralException("Invalid particle index");
sim->kill_part(partIndex);
}
else
throw GeneralException("Invalid particle reference");
return NumberType(0);
}
AnyType TPTScriptInterface::tptS_load(std::deque<std::string> * words)
{
//Arguments from stack
NumberType saveID = eval(words);
if (saveID.Value() > 0)
{
c->OpenSavePreview(saveID.Value(), 0, false);
return NumberType(0);
}
else
throw GeneralException("Invalid save ID");
}
AnyType TPTScriptInterface::tptS_bubble(std::deque<std::string> * words)
{
//Arguments from stack
PointType bubblePosA = eval(words);
ui::Point bubblePos = bubblePosA.Value();
if(bubblePos.X<0 || bubblePos.Y<0 || bubblePos.Y >= YRES || bubblePos.X >= XRES)
throw GeneralException("Invalid position");
Simulation * sim = m->GetSimulation();
int first, rem1, rem2;
first = sim->create_part(-1, bubblePos.X+18, bubblePos.Y, PT_SOAP);
rem1 = first;
for (int i = 1; i<=30; i++)
{
rem2 = sim->create_part(-1, bubblePos.X+18*cosf(i/5.0), bubblePos.Y+18*sinf(i/5.0), PT_SOAP);
sim->parts[rem1].ctype = 7;
sim->parts[rem1].tmp = rem2;
sim->parts[rem2].tmp2 = rem1;
rem1 = rem2;
}
sim->parts[rem1].ctype = 7;
sim->parts[rem1].tmp = first;
sim->parts[first].tmp2 = rem1;
sim->parts[first].ctype = 7;
return NumberType(0);
}
AnyType TPTScriptInterface::tptS_reset(std::deque<std::string> * words)
{
//Arguments from stack
StringType reset = eval(words);
std::string resetStr = reset.Value();
Simulation * sim = m->GetSimulation();
if (resetStr == "pressure")
{
for (int nx = 0; nx < XRES/CELL; nx++)
for (int ny = 0; ny < YRES/CELL; ny++)
{
sim->air->pv[ny][nx] = 0;
}
}
else if (resetStr == "velocity")
{
for (int nx = 0; nx < XRES/CELL; nx++)
for (int ny = 0; ny < YRES/CELL; ny++)
{
sim->air->vx[ny][nx] = 0;
sim->air->vy[ny][nx] = 0;
}
}
else if (resetStr == "sparks")
{
for (int i = 0; i < NPART; i++)
{
if (sim->parts[i].type == PT_SPRK)
{
sim->parts[i].type = sim->parts[i].ctype;
sim->parts[i].life = 4;
}
}
}
else if (resetStr == "temp")
{
for (int i = 0; i < NPART; i++)
{
if (sim->parts[i].type)
{
sim->parts[i].temp = sim->elements[sim->parts[i].type].Temperature;
}
}
}
else
{
throw GeneralException("Unknown reset command");
}
return NumberType(0);
}
AnyType TPTScriptInterface::tptS_quit(std::deque<std::string> * words)
{
ui::Engine::Ref().Exit();
return NumberType(0);
}
TPTScriptInterface::~TPTScriptInterface() {
}