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