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path: root/source/gameengine/Expressions/intern/FloatValue.cpp
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-rw-r--r--source/gameengine/Expressions/intern/FloatValue.cpp329
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diff --git a/source/gameengine/Expressions/intern/FloatValue.cpp b/source/gameengine/Expressions/intern/FloatValue.cpp
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--- a/source/gameengine/Expressions/intern/FloatValue.cpp
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-/** \file gameengine/Expressions/FloatValue.cpp
- * \ingroup expressions
- */
-// FloatValue.cpp: implementation of the CFloatValue class.
-/*
- * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
- *
- * Permission to use, copy, modify, distribute and sell this software
- * and its documentation for any purpose is hereby granted without fee,
- * provided that the above copyright notice appear in all copies and
- * that both that copyright notice and this permission notice appear
- * in supporting documentation. Erwin Coumans makes no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied warranty.
- *
- */
-
-#include "EXP_FloatValue.h"
-#include "EXP_IntValue.h"
-#include "EXP_StringValue.h"
-#include "EXP_BoolValue.h"
-#include "EXP_ErrorValue.h"
-#include "EXP_VoidValue.h"
-
-//////////////////////////////////////////////////////////////////////
-// Construction/Destruction
-//////////////////////////////////////////////////////////////////////
-
-CFloatValue::CFloatValue()
-/*
-pre: false
-effect: constructs a new CFloatValue
-*/
-{
- m_pstrRep=NULL;
-}
-
-
-
-CFloatValue::CFloatValue(float fl)
-/*
-pre:
-effect: constructs a new CFloatValue containing value fl
-*/
-{
- m_float = fl;
- m_pstrRep=NULL;
-}
-
-
-
-CFloatValue::CFloatValue(float fl,const char *name,AllocationTYPE alloctype)
-/*
-pre:
-effect: constructs a new CFloatValue containing value fl
-*/
-{
-
- m_float = fl;
- SetName(name);
- if (alloctype==CValue::STACKVALUE)
- {
- CValue::DisableRefCount();
-
- }
- m_pstrRep=NULL;
-}
-
-
-
-CFloatValue::~CFloatValue()
-/*
-pre:
-effect: deletes the object
-*/
-{
- if (m_pstrRep)
- delete m_pstrRep;
-}
-
-
-
-CValue* CFloatValue::Calc(VALUE_OPERATOR op, CValue *val)
-/*
-pre:
-ret: a new object containing the result of applying operator op to this
- object and val
-*/
-{
- //return val->CalcFloat(op, this);
- switch (op)
- {
- case VALUE_POS_OPERATOR:
- return new CFloatValue (m_float);
- break;
- case VALUE_NEG_OPERATOR:
- return new CFloatValue (-m_float);
- break;
- case VALUE_NOT_OPERATOR:
- return new CBoolValue (m_float == 0.f);
- break;
- case VALUE_AND_OPERATOR:
- case VALUE_OR_OPERATOR:
- return new CErrorValue(val->GetText() + op2str(op) + "only allowed on booleans");
- break;
- default:
- return val->CalcFinal(VALUE_FLOAT_TYPE, op, this);
- break;
- }
-}
-
-
-
-CValue* CFloatValue::CalcFinal(VALUE_DATA_TYPE dtype, VALUE_OPERATOR op, CValue *val)
-/*
-pre: the type of val is dtype
-ret: a new object containing the result of applying operator op to val and
- this object
-*/
-{
- CValue *ret;
-
- switch (dtype) {
- case VALUE_INT_TYPE:
- {
- switch (op) {
- case VALUE_MOD_OPERATOR:
- ret = new CFloatValue(fmod(((CIntValue *) val)->GetInt(), m_float));
- break;
- case VALUE_ADD_OPERATOR:
- ret = new CFloatValue(((CIntValue *) val)->GetInt() + m_float);
- break;
- case VALUE_SUB_OPERATOR:
- ret = new CFloatValue(((CIntValue *) val)->GetInt() - m_float);
- break;
- case VALUE_MUL_OPERATOR:
- ret = new CFloatValue(((CIntValue *) val)->GetInt() * m_float);
- break;
- case VALUE_DIV_OPERATOR:
- if (m_float == 0)
- ret = new CErrorValue("Division by zero");
- else
- ret = new CFloatValue (((CIntValue *) val)->GetInt() / m_float);
- break;
- case VALUE_EQL_OPERATOR:
- ret = new CBoolValue(((CIntValue *) val)->GetInt() == m_float);
- break;
- case VALUE_NEQ_OPERATOR:
- ret = new CBoolValue(((CIntValue *) val)->GetInt() != m_float);
- break;
- case VALUE_GRE_OPERATOR:
- ret = new CBoolValue(((CIntValue *) val)->GetInt() > m_float);
- break;
- case VALUE_LES_OPERATOR:
- ret = new CBoolValue(((CIntValue *) val)->GetInt() < m_float);
- break;
- case VALUE_GEQ_OPERATOR:
- ret = new CBoolValue(((CIntValue *) val)->GetInt() >= m_float);
- break;
- case VALUE_LEQ_OPERATOR:
- ret = new CBoolValue(((CIntValue *) val)->GetInt() <= m_float);
- break;
- case VALUE_NOT_OPERATOR:
- ret = new CBoolValue(m_float == 0);
- break;
- default:
- ret = new CErrorValue("illegal operator. please send a bug report.");
- break;
- }
- break;
- }
- case VALUE_EMPTY_TYPE:
- case VALUE_FLOAT_TYPE:
- {
- switch (op) {
- case VALUE_MOD_OPERATOR:
- ret = new CFloatValue(fmod(((CFloatValue *) val)->GetFloat(), m_float));
- break;
- case VALUE_ADD_OPERATOR:
- ret = new CFloatValue(((CFloatValue *) val)->GetFloat() + m_float);
- break;
- case VALUE_SUB_OPERATOR:
- ret = new CFloatValue(((CFloatValue *) val)->GetFloat() - m_float);
- break;
- case VALUE_MUL_OPERATOR:
- ret = new CFloatValue(((CFloatValue *) val)->GetFloat() * m_float);
- break;
- case VALUE_DIV_OPERATOR:
- if (m_float == 0)
- ret = new CErrorValue("Division by zero");
- else
- ret = new CFloatValue (((CFloatValue *) val)->GetFloat() / m_float);
- break;
- case VALUE_EQL_OPERATOR:
- ret = new CBoolValue(((CFloatValue *) val)->GetFloat() == m_float);
- break;
- case VALUE_NEQ_OPERATOR:
- ret = new CBoolValue(((CFloatValue *) val)->GetFloat() != m_float);
- break;
- case VALUE_GRE_OPERATOR:
- ret = new CBoolValue(((CFloatValue *) val)->GetFloat() > m_float);
- break;
- case VALUE_LES_OPERATOR:
- ret = new CBoolValue(((CFloatValue *) val)->GetFloat() < m_float);
- break;
- case VALUE_GEQ_OPERATOR:
- ret = new CBoolValue(((CFloatValue *) val)->GetFloat() >= m_float);
- break;
- case VALUE_LEQ_OPERATOR:
- ret = new CBoolValue(((CFloatValue *) val)->GetFloat() <= m_float);
- break;
- case VALUE_NEG_OPERATOR:
- ret = new CFloatValue (-m_float);
- break;
- case VALUE_POS_OPERATOR:
- ret = new CFloatValue (m_float);
- break;
- case VALUE_NOT_OPERATOR:
- ret = new CBoolValue(m_float == 0);
- break;
- default:
- ret = new CErrorValue("illegal operator. please send a bug report.");
- break;
- }
- break;
- }
- case VALUE_STRING_TYPE:
- {
- switch (op) {
- case VALUE_ADD_OPERATOR:
- ret = new CStringValue(val->GetText() + GetText(),"");
- break;
- case VALUE_EQL_OPERATOR:
- case VALUE_NEQ_OPERATOR:
- case VALUE_GRE_OPERATOR:
- case VALUE_LES_OPERATOR:
- case VALUE_GEQ_OPERATOR:
- case VALUE_LEQ_OPERATOR:
- ret = new CErrorValue("[Cannot compare string with float]" + op2str(op) + GetText());
- break;
- default:
- ret = new CErrorValue("[operator not allowed on strings]" + op2str(op) + GetText());
- break;
- }
- break;
- }
- case VALUE_BOOL_TYPE:
- ret = new CErrorValue("[operator not valid on boolean and float]" + op2str(op) + GetText());
- break;
- case VALUE_ERROR_TYPE:
- ret = new CErrorValue(val->GetText() + op2str(op) + GetText());
- break;
- default:
- ret = new CErrorValue("illegal type. contact your dealer (if any)");
- break;
- }
- return ret;
-}
-
-
-
-void CFloatValue::SetFloat(float fl)
-{
- m_float = fl;
- SetModified(true);
-}
-
-
-
-float CFloatValue::GetFloat()
-/*
-pre:
-ret: the float stored in the object
-*/
-{
- return m_float;
-}
-
-
-
-double CFloatValue::GetNumber()
-{
- return m_float;
-}
-
-
-
-int CFloatValue::GetValueType()
-{
- return VALUE_FLOAT_TYPE;
-}
-
-
-
-void CFloatValue::SetValue(CValue* newval)
-{
- m_float = (float)newval->GetNumber();
- SetModified(true);
-}
-
-
-
-const STR_String & CFloatValue::GetText()
-{
- if (!m_pstrRep)
- m_pstrRep = new STR_String();
-
- m_pstrRep->Format("%f",m_float);
- return *m_pstrRep;
-}
-
-
-
-CValue* CFloatValue::GetReplica()
-{
- CFloatValue* replica = new CFloatValue(*this);
- replica->m_pstrRep = NULL; /* should be in CFloatValue::ProcessReplica() but its not defined, no matter */
- replica->ProcessReplica();
-
- return replica;
-}
-
-
-#ifdef WITH_PYTHON
-PyObject *CFloatValue::ConvertValueToPython()
-{
- return PyFloat_FromDouble(m_float);
-}
-#endif // WITH_PYTHON
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