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MathParser: Add namespace blocks to avoid issues like 223231f

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This commit is contained in:
Birunthan Mohanathas 2013-12-23 16:05:15 +00:00
parent 223231f96e
commit 9e5a1f4a8f
1 changed files with 15 additions and 11 deletions
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26
Common/MathParser.cpp
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@ -22,6 +22,8 @@
#include <stdint.h> #include <stdint.h>
#include "MathParser.h" #include "MathParser.h"
namespace MathParser {
static const double M_E = 2.7182818284590452354; static const double M_E = 2.7182818284590452354;
static const double M_PI = 3.14159265358979323846; static const double M_PI = 3.14159265358979323846;
@ -97,11 +99,11 @@ struct Function
}; };
static double frac(double x); static double frac(double x);
static double trunc2(double x); static double trunc(double x);
static double rad(double deg); static double rad(double deg);
static double sgn(double x); static double sgn(double x);
static double neg(double x); static double neg(double x);
static const WCHAR* round2(int paramcnt, double* args, double* result); static const WCHAR* round(int paramcnt, double* args, double* result);
static Function g_Functions[] = static Function g_Functions[] =
{ {
@ -115,10 +117,10 @@ static Function g_Functions[] =
{ L"log", &log10, 3 }, { L"log", &log10, 3 },
{ L"sqrt", &sqrt, 4 }, { L"sqrt", &sqrt, 4 },
{ L"frac", &frac, 4 }, { L"frac", &frac, 4 },
{ L"trunc", &trunc2, 5 }, { L"trunc", &trunc, 5 },
{ L"floor", &floor, 5 }, { L"floor", &floor, 5 },
{ L"ceil", &ceil, 4 }, { L"ceil", &ceil, 4 },
{ L"round", (SingleArgFunction)&round2, 5 }, { L"round", (SingleArgFunction)&round, 5 },
{ L"asin", &asin, 4 }, { L"asin", &asin, 4 },
{ L"acos", &acos, 4 }, { L"acos", &acos, 4 },
{ L"rad", &rad, 3 }, { L"rad", &rad, 3 },
@ -137,7 +139,7 @@ static const BYTE FUNC_INVALID = UCHAR_MAX;
static const Operation g_BrOp = { Operator::OpeningBracket, 0, 0}; static const Operation g_BrOp = { Operator::OpeningBracket, 0, 0};
static const Operation g_NegOp = { Operator::SingleArgFunction, 18, 0 }; static const Operation g_NegOp = { Operator::SingleArgFunction, 18, 0 };
static const BYTE g_OpPriorities[Operator::Invalid] = static const BYTE g_OpPriorities[(uint8_t)Operator::Invalid] =
{ {
5, // Operator::ShiftLeft 5, // Operator::ShiftLeft
5, // Operator::ShiftRight 5, // Operator::ShiftRight
@ -216,7 +218,7 @@ const WCHAR* eUnknFunc = L"\"%s\" is unknown";
const WCHAR* eLogicErr = L"Logical expression error"; const WCHAR* eLogicErr = L"Logical expression error";
const WCHAR* eInvPrmCnt = L"Invalid function parameter count"; const WCHAR* eInvPrmCnt = L"Invalid function parameter count";
const WCHAR* MathParser::Check(const WCHAR* formula) const WCHAR* Check(const WCHAR* formula)
{ {
int brackets = 0; int brackets = 0;
@ -237,7 +239,7 @@ const WCHAR* MathParser::Check(const WCHAR* formula)
return (brackets != 0) ? eBrackets : nullptr; return (brackets != 0) ? eBrackets : nullptr;
} }
const WCHAR* MathParser::CheckedParse(const WCHAR* formula, double* result) const WCHAR* CheckedParse(const WCHAR* formula, double* result)
{ {
const WCHAR* error = Check(formula); const WCHAR* error = Check(formula);
if (!error) if (!error)
@ -247,7 +249,7 @@ const WCHAR* MathParser::CheckedParse(const WCHAR* formula, double* result)
return error; return error;
} }
const WCHAR* MathParser::Parse( const WCHAR* Parse(
const WCHAR* formula, double* result, GetValueFunc getValue, void* getValueContext) const WCHAR* formula, double* result, GetValueFunc getValue, void* getValueContext)
{ {
static WCHAR errorBuffer[128]; static WCHAR errorBuffer[128];
@ -753,7 +755,7 @@ CharType GetCharType(WCHAR ch)
return CharType::Unknown; return CharType::Unknown;
} }
bool MathParser::IsDelimiter(WCHAR ch) bool IsDelimiter(WCHAR ch)
{ {
CharType type = GetCharType(ch); CharType type = GetCharType(ch);
return type == CharType::Symbol || type == CharType::Separator; return type == CharType::Symbol || type == CharType::Separator;
@ -846,7 +848,7 @@ static double frac(double x)
return modf(x, &y); return modf(x, &y);
} }
static double trunc2(double x) static double trunc(double x)
{ {
return (x >= 0.0) ? floor(x) : ceil(x); return (x >= 0.0) ? floor(x) : ceil(x);
} }
@ -867,7 +869,7 @@ static double neg(double x)
} }
// "Advanced" round function; second argument - sharpness // "Advanced" round function; second argument - sharpness
static const WCHAR* round2(int paramcnt, double* args, double* result) static const WCHAR* round(int paramcnt, double* args, double* result)
{ {
int sharpness; int sharpness;
if (paramcnt == 1) if (paramcnt == 1)
@ -905,3 +907,5 @@ static const WCHAR* round2(int paramcnt, double* args, double* result)
*result = x; *result = x;
return nullptr; return nullptr;
} }
} // namespace MathParser