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phoenix-firestorm/indra/llmath/v4color.cpp

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/**
* @file v4color.cpp
* @brief LLColor4 class implementation.
*
* $LicenseInfo:firstyear=2000&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "llboost.h"
#include "v4color.h"
#include "v4coloru.h"
#include "v3color.h"
#include "v4math.h"
#include "llmath.h"
// LLColor4
//////////////////////////////////////////////////////////////////////////////
LLColor4 LLColor4::red( 1.f, 0.f, 0.f, 1.f);
LLColor4 LLColor4::green( 0.f, 1.f, 0.f, 1.f);
LLColor4 LLColor4::blue( 0.f, 0.f, 1.f, 1.f);
LLColor4 LLColor4::black( 0.f, 0.f, 0.f, 1.f);
LLColor4 LLColor4::yellow( 1.f, 1.f, 0.f, 1.f);
LLColor4 LLColor4::magenta( 1.0f, 0.0f, 1.0f, 1.0f);
LLColor4 LLColor4::cyan( 0.0f, 1.0f, 1.0f, 1.0f);
LLColor4 LLColor4::white( 1.f, 1.f, 1.f, 1.f);
LLColor4 LLColor4::smoke( 0.5f, 0.5f, 0.5f, 0.5f);
LLColor4 LLColor4::grey( 0.5f, 0.5f, 0.5f, 1.0f);
LLColor4 LLColor4::orange( 1.f, 0.5, 0.f, 1.f );
LLColor4 LLColor4::purple( 0.6f, 0.2f, 0.8f, 1.0f);
LLColor4 LLColor4::pink( 1.0f, 0.5f, 0.8f, 1.0f);
LLColor4 LLColor4::transparent( 0.f, 0.f, 0.f, 0.f );
//////////////////////////////////////////////////////////////////////////////
LLColor4 LLColor4::grey1(0.8f, 0.8f, 0.8f, 1.0f);
LLColor4 LLColor4::grey2(0.6f, 0.6f, 0.6f, 1.0f);
LLColor4 LLColor4::grey3(0.4f, 0.4f, 0.4f, 1.0f);
LLColor4 LLColor4::grey4(0.3f, 0.3f, 0.3f, 1.0f);
// [RLVa:KB] - Checked: RLVa-2.2 (@setcam_avdist)
LLColor4 LLColor4::silhouette(0.05f, 0.05f, 0.05f, 1.0f);
// [/RLVa:KB]
LLColor4 LLColor4::red1(1.0f, 0.0f, 0.0f, 1.0f);
LLColor4 LLColor4::red2(0.6f, 0.0f, 0.0f, 1.0f);
LLColor4 LLColor4::red3(1.0f, 0.2f, 0.2f, 1.0f);
LLColor4 LLColor4::red4(0.5f, 0.1f, 0.1f, 1.0f);
LLColor4 LLColor4::red5(0.8f, 0.1f, 0.0f, 1.0f);
LLColor4 LLColor4::green1(0.0f, 1.0f, 0.0f, 1.0f);
LLColor4 LLColor4::green2(0.0f, 0.6f, 0.0f, 1.0f);
LLColor4 LLColor4::green3(0.0f, 0.4f, 0.0f, 1.0f);
LLColor4 LLColor4::green4(0.0f, 1.0f, 0.4f, 1.0f);
LLColor4 LLColor4::green5(0.2f, 0.6f, 0.4f, 1.0f);
LLColor4 LLColor4::green6(0.4f, 0.6f, 0.2f, 1.0f);
LLColor4 LLColor4::blue1(0.0f, 0.0f, 1.0f, 1.0f);
LLColor4 LLColor4::blue2(0.0f, 0.4f, 1.0f, 1.0f);
LLColor4 LLColor4::blue3(0.2f, 0.2f, 0.8f, 1.0f);
LLColor4 LLColor4::blue4(0.0f, 0.0f, 0.6f, 1.0f);
LLColor4 LLColor4::blue5(0.4f, 0.2f, 1.0f, 1.0f);
LLColor4 LLColor4::blue6(0.4f, 0.5f, 1.0f, 1.0f);
LLColor4 LLColor4::yellow1(1.0f, 1.0f, 0.0f, 1.0f);
LLColor4 LLColor4::yellow2(0.6f, 0.6f, 0.0f, 1.0f);
LLColor4 LLColor4::yellow3(0.8f, 1.0f, 0.2f, 1.0f);
LLColor4 LLColor4::yellow4(1.0f, 1.0f, 0.4f, 1.0f);
LLColor4 LLColor4::yellow5(0.6f, 0.4f, 0.2f, 1.0f);
LLColor4 LLColor4::yellow6(1.0f, 0.8f, 0.4f, 1.0f);
LLColor4 LLColor4::yellow7(0.8f, 0.8f, 0.0f, 1.0f);
LLColor4 LLColor4::yellow8(0.8f, 0.8f, 0.2f, 1.0f);
LLColor4 LLColor4::yellow9(0.8f, 0.8f, 0.4f, 1.0f);
LLColor4 LLColor4::orange1(1.0f, 0.8f, 0.0f, 1.0f);
LLColor4 LLColor4::orange2(1.0f, 0.6f, 0.0f, 1.0f);
LLColor4 LLColor4::orange3(1.0f, 0.4f, 0.2f, 1.0f);
LLColor4 LLColor4::orange4(0.8f, 0.4f, 0.0f, 1.0f);
LLColor4 LLColor4::orange5(0.9f, 0.5f, 0.0f, 1.0f);
LLColor4 LLColor4::orange6(1.0f, 0.8f, 0.2f, 1.0f);
LLColor4 LLColor4::magenta1(1.0f, 0.0f, 1.0f, 1.0f);
LLColor4 LLColor4::magenta2(0.6f, 0.2f, 0.4f, 1.0f);
LLColor4 LLColor4::magenta3(1.0f, 0.4f, 0.6f, 1.0f);
LLColor4 LLColor4::magenta4(1.0f, 0.2f, 0.8f, 1.0f);
LLColor4 LLColor4::purple1(0.6f, 0.2f, 0.8f, 1.0f);
LLColor4 LLColor4::purple2(0.8f, 0.2f, 1.0f, 1.0f);
LLColor4 LLColor4::purple3(0.6f, 0.0f, 1.0f, 1.0f);
LLColor4 LLColor4::purple4(0.4f, 0.0f, 0.8f, 1.0f);
LLColor4 LLColor4::purple5(0.6f, 0.0f, 0.8f, 1.0f);
LLColor4 LLColor4::purple6(0.8f, 0.0f, 0.6f, 1.0f);
LLColor4 LLColor4::pink1(1.0f, 0.5f, 0.8f, 1.0f);
LLColor4 LLColor4::pink2(1.0f, 0.8f, 0.9f, 1.0f);
LLColor4 LLColor4::cyan1(0.0f, 1.0f, 1.0f, 1.0f);
LLColor4 LLColor4::cyan2(0.4f, 0.8f, 0.8f, 1.0f);
LLColor4 LLColor4::cyan3(0.0f, 1.0f, 0.6f, 1.0f);
LLColor4 LLColor4::cyan4(0.6f, 1.0f, 1.0f, 1.0f);
LLColor4 LLColor4::cyan5(0.2f, 0.6f, 1.0f, 1.0f);
LLColor4 LLColor4::cyan6(0.2f, 0.6f, 0.6f, 1.0f);
//////////////////////////////////////////////////////////////////////////////
// conversion
LLColor4::operator LLColor4U() const
{
return LLColor4U((U8)llclampb(ll_round(mV[VRED] * 255.f)),
(U8)llclampb(ll_round(mV[VGREEN] * 255.f)),
(U8)llclampb(ll_round(mV[VBLUE] * 255.f)),
(U8)llclampb(ll_round(mV[VALPHA] * 255.f)));
}
LLColor4::LLColor4(const LLColor3& vec, F32 a)
{
mV[VRED] = vec.mV[VRED];
mV[VGREEN] = vec.mV[VGREEN];
mV[VBLUE] = vec.mV[VBLUE];
mV[VALPHA] = a;
}
LLColor4::LLColor4(const LLColor4U& color4u)
{
constexpr F32 SCALE = 1.f / 255.f;
mV[VRED] = color4u.mV[VRED] * SCALE;
mV[VGREEN] = color4u.mV[VGREEN] * SCALE;
mV[VBLUE] = color4u.mV[VBLUE] * SCALE;
mV[VALPHA] = color4u.mV[VALPHA] * SCALE;
}
LLColor4::LLColor4(const LLVector4& vector4)
{
mV[VRED] = vector4.mV[VRED];
mV[VGREEN] = vector4.mV[VGREEN];
mV[VBLUE] = vector4.mV[VBLUE];
mV[VALPHA] = vector4.mV[VALPHA];
}
const LLColor4& LLColor4::set(const LLColor4U& color4u)
{
constexpr F32 SCALE = 1.f / 255.f;
mV[VRED] = color4u.mV[VRED] * SCALE;
mV[VGREEN] = color4u.mV[VGREEN] * SCALE;
mV[VBLUE] = color4u.mV[VBLUE] * SCALE;
mV[VALPHA] = color4u.mV[VALPHA] * SCALE;
return (*this);
}
const LLColor4& LLColor4::set(const LLColor3& vec)
{
mV[VRED] = vec.mV[VRED];
mV[VGREEN] = vec.mV[VGREEN];
mV[VBLUE] = vec.mV[VBLUE];
// no change to alpha!
// mV[VALPHA] = 1.f;
return (*this);
}
const LLColor4& LLColor4::set(const LLColor3& vec, F32 a)
{
mV[VRED] = vec.mV[VRED];
mV[VGREEN] = vec.mV[VGREEN];
mV[VBLUE] = vec.mV[VBLUE];
mV[VALPHA] = a;
return (*this);
}
// deprecated -- use set()
const LLColor4& LLColor4::setVec(const LLColor4U& color4u)
{
constexpr F32 SCALE = 1.f / 255.f;
mV[VRED] = color4u.mV[VRED] * SCALE;
mV[VGREEN] = color4u.mV[VGREEN] * SCALE;
mV[VBLUE] = color4u.mV[VBLUE] * SCALE;
mV[VALPHA] = color4u.mV[VALPHA] * SCALE;
return (*this);
}
// deprecated -- use set()
const LLColor4& LLColor4::setVec(const LLColor3& vec)
{
mV[VRED] = vec.mV[VRED];
mV[VGREEN] = vec.mV[VGREEN];
mV[VBLUE] = vec.mV[VBLUE];
// no change to alpha!
// mV[VALPHA] = 1.f;
return (*this);
}
// deprecated -- use set()
const LLColor4& LLColor4::setVec(const LLColor3& vec, F32 a)
{
mV[VRED] = vec.mV[VRED];
mV[VGREEN] = vec.mV[VGREEN];
mV[VBLUE] = vec.mV[VBLUE];
mV[VALPHA] = a;
return (*this);
}
void LLColor4::setValue(const LLSD& sd)
{
#if 0
// Clamping on setValue from LLSD is inconsistent with other set behavior
F32 val;
bool out_of_range = false;
val = sd[0].asReal();
mV[VRED] = llclamp(val, 0.f, 1.f);
out_of_range = mV[VRED] != val;
val = sd[1].asReal();
mV[VGREEN] = llclamp(val, 0.f, 1.f);
out_of_range |= mV[VGREEN] != val;
val = sd[2].asReal();
mV[VBLUE] = llclamp(val, 0.f, 1.f);
out_of_range |= mV[VBLUE] != val;
val = sd[3].asReal();
mV[VALPHA] = llclamp(val, 0.f, 1.f);
out_of_range |= mV[VALPHA] != val;
if (out_of_range)
{
LL_WARNS() << "LLSD color value out of range!" << LL_ENDL;
}
#else
mV[VRED] = (F32)sd[VRED].asReal();
mV[VGREEN] = (F32)sd[VGREEN].asReal();
mV[VBLUE] = (F32)sd[VBLUE].asReal();
mV[VALPHA] = (F32)sd[VALPHA].asReal();
#endif
}
const LLColor4& LLColor4::operator=(const LLColor3& a)
{
mV[VRED] = a.mV[VRED];
mV[VGREEN] = a.mV[VGREEN];
mV[VBLUE] = a.mV[VBLUE];
// converting from an rgb sets a=1 (opaque)
mV[VALPHA] = 1.f;
return (*this);
}
std::ostream& operator<<(std::ostream& s, const LLColor4& a)
{
s << "{ " << a.mV[VRED] << ", " << a.mV[VGREEN] << ", " << a.mV[VBLUE] << ", " << a.mV[VALPHA] << " }";
return s;
}
bool operator==(const LLColor4& a, const LLColor3& b)
{
return ((a.mV[VRED] == b.mV[VRED]) && (a.mV[VGREEN] == b.mV[VGREEN]) && (a.mV[VBLUE] == b.mV[VBLUE]));
}
bool operator!=(const LLColor4& a, const LLColor3& b)
{
return ((a.mV[VRED] != b.mV[VRED]) || (a.mV[VGREEN] != b.mV[VGREEN]) || (a.mV[VBLUE] != b.mV[VBLUE]));
}
LLColor3 vec4to3(const LLColor4& vec)
{
LLColor3 temp(vec.mV[VRED], vec.mV[VGREEN], vec.mV[VBLUE]);
return temp;
}
LLColor4 vec3to4(const LLColor3& vec)
{
LLColor3 temp(vec.mV[VRED], vec.mV[VGREEN], vec.mV[VBLUE]);
return temp;
}
static F32 hueToRgb(F32 val1In, F32 val2In, F32 valHUeIn)
{
if (valHUeIn < 0.0f)
valHUeIn += 1.0f;
if (valHUeIn > 1.0f)
valHUeIn -= 1.0f;
if ((6.0f * valHUeIn) < 1.0f)
return (val1In + (val2In - val1In) * 6.0f * valHUeIn);
if ((2.0f * valHUeIn) < 1.0f)
return (val2In);
if ((3.0f * valHUeIn) < 2.0f)
return (val1In + (val2In - val1In) * ((2.0f / 3.0f) - valHUeIn) * 6.0f);
return (val1In);
}
void LLColor4::setHSL(F32 hValIn, F32 sValIn, F32 lValIn)
{
if (sValIn < 0.00001f)
{
mV[VRED] = lValIn;
mV[VGREEN] = lValIn;
mV[VBLUE] = lValIn;
}
else
{
F32 interVal1;
F32 interVal2;
if (lValIn < 0.5f)
interVal2 = lValIn * (1.0f + sValIn);
else
interVal2 = (lValIn + sValIn) - (sValIn * lValIn);
interVal1 = 2.0f * lValIn - interVal2;
mV[VRED] = hueToRgb(interVal1, interVal2, hValIn + (1.f / 3.f));
mV[VGREEN] = hueToRgb(interVal1, interVal2, hValIn);
mV[VBLUE] = hueToRgb(interVal1, interVal2, hValIn - (1.f / 3.f));
}
}
void LLColor4::calcHSL(F32* hue, F32* saturation, F32* luminance) const
{
F32 var_R = mV[VRED];
F32 var_G = mV[VGREEN];
F32 var_B = mV[VBLUE];
F32 var_Min = (var_R < (var_G < var_B ? var_G : var_B) ? var_R : (var_G < var_B ? var_G : var_B));
F32 var_Max = (var_R > (var_G > var_B ? var_G : var_B) ? var_R : (var_G > var_B ? var_G : var_B));
F32 del_Max = var_Max - var_Min;
F32 L = (var_Max + var_Min) / 2.0f;
F32 H = 0.0f;
F32 S = 0.0f;
if (del_Max == 0.0f)
{
H = 0.0f;
S = 0.0f;
}
else
{
if (L < 0.5f)
S = del_Max / (var_Max + var_Min);
else
S = del_Max / (2.0f - var_Max - var_Min);
F32 del_R = (((var_Max - var_R) / 6.0f) + (del_Max / 2.0f)) / del_Max;
F32 del_G = (((var_Max - var_G) / 6.0f) + (del_Max / 2.0f)) / del_Max;
F32 del_B = (((var_Max - var_B) / 6.0f) + (del_Max / 2.0f)) / del_Max;
if (var_R >= var_Max)
H = del_B - del_G;
else if (var_G >= var_Max)
H = (1.0f / 3.0f) + del_R - del_B;
else if (var_B >= var_Max)
H = (2.0f / 3.0f) + del_G - del_R;
if (H < 0.0f)
H += 1.0f;
if (H > 1.0f)
H -= 1.0f;
}
if (hue)
*hue = H;
if (saturation)
*saturation = S;
if (luminance)
*luminance = L;
}
// static
bool LLColor4::parseColor(const std::string& buf, LLColor4* color)
{
if (buf.empty() || color == nullptr)
{
return false;
}
boost_tokenizer tokens(buf, boost::char_separator<char>(", "));
boost_tokenizer::iterator token_iter = tokens.begin();
if (token_iter == tokens.end())
{
return false;
}
// Grab the first token into a string, since we don't know
// if this is a float or a color name.
std::string color_name((*token_iter));
++token_iter;
if (token_iter != tokens.end())
{
// There are more tokens to read. This must be a vector.
LLColor4 v;
LLStringUtil::convertToF32(color_name, v.mV[VRED]);
LLStringUtil::convertToF32(*token_iter, v.mV[VGREEN]);
v.mV[VBLUE] = 0.0f;
v.mV[VALPHA] = 1.0f;
++token_iter;
if (token_iter == tokens.end())
{
// This is a malformed vector.
LL_WARNS() << "LLColor4::parseColor() malformed color " << buf << LL_ENDL;
}
else
{
// There is a z-component.
LLStringUtil::convertToF32(*token_iter, v.mV[VBLUE]);
++token_iter;
if (token_iter != tokens.end())
{
// There is an alpha component.
LLStringUtil::convertToF32(*token_iter, v.mV[VALPHA]);
}
}
// Make sure all values are between 0 and 1.
if (v.mV[VRED] > 1.f || v.mV[VGREEN] > 1.f || v.mV[VBLUE] > 1.f || v.mV[VALPHA] > 1.f)
{
constexpr F32 SCALE{ 1.f / 255.f };
v *= SCALE;
}
color->set(v);
}
else // Single value. Read as a named color.
{
// We have a color name
if ("red" == color_name)
{
color->set(LLColor4::red);
}
else if ("red1" == color_name)
{
color->set(LLColor4::red1);
}
else if ("red2" == color_name)
{
color->set(LLColor4::red2);
}
else if ("red3" == color_name)
{
color->set(LLColor4::red3);
}
else if ("red4" == color_name)
{
color->set(LLColor4::red4);
}
else if ("red5" == color_name)
{
color->set(LLColor4::red5);
}
else if ("green" == color_name)
{
color->set(LLColor4::green);
}
else if ("green1" == color_name)
{
color->set(LLColor4::green1);
}
else if ("green2" == color_name)
{
color->set(LLColor4::green2);
}
else if ("green3" == color_name)
{
color->set(LLColor4::green3);
}
else if ("green4" == color_name)
{
color->set(LLColor4::green4);
}
else if ("green5" == color_name)
{
color->set(LLColor4::green5);
}
else if ("green6" == color_name)
{
color->set(LLColor4::green6);
}
else if ("blue" == color_name)
{
color->set(LLColor4::blue);
}
else if ("blue1" == color_name)
{
color->set(LLColor4::blue1);
}
else if ("blue2" == color_name)
{
color->set(LLColor4::blue2);
}
else if ("blue3" == color_name)
{
color->set(LLColor4::blue3);
}
else if ("blue4" == color_name)
{
color->set(LLColor4::blue4);
}
else if ("blue5" == color_name)
{
color->set(LLColor4::blue5);
}
else if ("blue6" == color_name)
{
color->set(LLColor4::blue6);
}
else if ("black" == color_name)
{
color->set(LLColor4::black);
}
else if ("white" == color_name)
{
color->set(LLColor4::white);
}
else if ("yellow" == color_name)
{
color->set(LLColor4::yellow);
}
else if ("yellow1" == color_name)
{
color->set(LLColor4::yellow1);
}
else if ("yellow2" == color_name)
{
color->set(LLColor4::yellow2);
}
else if ("yellow3" == color_name)
{
color->set(LLColor4::yellow3);
}
else if ("yellow4" == color_name)
{
color->set(LLColor4::yellow4);
}
else if ("yellow5" == color_name)
{
color->set(LLColor4::yellow5);
}
else if ("yellow6" == color_name)
{
color->set(LLColor4::yellow6);
}
else if ("magenta" == color_name)
{
color->set(LLColor4::magenta);
}
else if ("magenta1" == color_name)
{
color->set(LLColor4::magenta1);
}
else if ("magenta2" == color_name)
{
color->set(LLColor4::magenta2);
}
else if ("magenta3" == color_name)
{
color->set(LLColor4::magenta3);
}
else if ("magenta4" == color_name)
{
color->set(LLColor4::magenta4);
}
else if ("purple" == color_name)
{
color->set(LLColor4::purple);
}
else if ("purple1" == color_name)
{
color->set(LLColor4::purple1);
}
else if ("purple2" == color_name)
{
color->set(LLColor4::purple2);
}
else if ("purple3" == color_name)
{
color->set(LLColor4::purple3);
}
else if ("purple4" == color_name)
{
color->set(LLColor4::purple4);
}
else if ("purple5" == color_name)
{
color->set(LLColor4::purple5);
}
else if ("purple6" == color_name)
{
color->set(LLColor4::purple6);
}
else if ("pink" == color_name)
{
color->set(LLColor4::pink);
}
else if ("pink1" == color_name)
{
color->set(LLColor4::pink1);
}
else if ("pink2" == color_name)
{
color->set(LLColor4::pink2);
}
else if ("cyan" == color_name)
{
color->set(LLColor4::cyan);
}
else if ("cyan1" == color_name)
{
color->set(LLColor4::cyan1);
}
else if ("cyan2" == color_name)
{
color->set(LLColor4::cyan2);
}
else if ("cyan3" == color_name)
{
color->set(LLColor4::cyan3);
}
else if ("cyan4" == color_name)
{
color->set(LLColor4::cyan4);
}
else if ("cyan5" == color_name)
{
color->set(LLColor4::cyan5);
}
else if ("cyan6" == color_name)
{
color->set(LLColor4::cyan6);
}
else if ("smoke" == color_name)
{
color->set(LLColor4::smoke);
}
else if ("grey" == color_name)
{
color->set(LLColor4::grey);
}
else if ("grey1" == color_name)
{
color->set(LLColor4::grey1);
}
else if ("grey2" == color_name)
{
color->set(LLColor4::grey2);
}
else if ("grey3" == color_name)
{
color->set(LLColor4::grey3);
}
else if ("grey4" == color_name)
{
color->set(LLColor4::grey4);
}
else if ("orange" == color_name)
{
color->set(LLColor4::orange);
}
else if ("orange1" == color_name)
{
color->set(LLColor4::orange1);
}
else if ("orange2" == color_name)
{
color->set(LLColor4::orange2);
}
else if ("orange3" == color_name)
{
color->set(LLColor4::orange3);
}
else if ("orange4" == color_name)
{
color->set(LLColor4::orange4);
}
else if ("orange5" == color_name)
{
color->set(LLColor4::orange5);
}
else if ("orange6" == color_name)
{
color->set(LLColor4::orange6);
}
else if ("clear" == color_name)
{
color->set(0.f, 0.f, 0.f, 0.f);
}
else
{
LL_WARNS() << "invalid color " << color_name << LL_ENDL;
}
}
return true;
}
// static
bool LLColor4::parseColor4(const std::string& buf, LLColor4* value)
{
if (buf.empty() || value == nullptr)
{
return false;
}
LLColor4 v;
S32 count = sscanf(buf.c_str(), "%f, %f, %f, %f", v.mV + 0, v.mV + 1, v.mV + 2, v.mV + 3);
if (1 == count)
{
// try this format
count = sscanf(buf.c_str(), "%f %f %f %f", v.mV + 0, v.mV + 1, v.mV + 2, v.mV + 3);
}
if (4 == count)
{
value->setVec(v);
return true;
}
return false;
}
// EOF
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