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/**
* @file llmaterialid.cpp
* @brief Implementation of llmaterialid
* @author Stinson@lindenlab.com
*
* $LicenseInfo:firstyear=2012&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2012, 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 "llmaterialid.h"
#include <string>
#include "llformat.h"
const LLMaterialID LLMaterialID::null;
LLMaterialID::LLMaterialID()
{
clear();
}
LLMaterialID::LLMaterialID(const LLSD& pMaterialID)
{
llassert(pMaterialID.isBinary());
parseFromBinary(pMaterialID.asBinary());
}
LLMaterialID::LLMaterialID(const LLSD::Binary& pMaterialID)
{
parseFromBinary(pMaterialID);
}
LLMaterialID::LLMaterialID(const void* pMemory)
{
set(pMemory);
}
LLMaterialID::LLMaterialID(const LLMaterialID& pOtherMaterialID)
{
copyFromOtherMaterialID(pOtherMaterialID);
}
LLMaterialID::LLMaterialID(const LLUUID& lluid)
{
set(lluid.mData);
}
LLMaterialID::~LLMaterialID()
{
}
bool LLMaterialID::operator == (const LLMaterialID& pOtherMaterialID) const
{
return (compareToOtherMaterialID(pOtherMaterialID) == 0);
}
bool LLMaterialID::operator != (const LLMaterialID& pOtherMaterialID) const
{
return (compareToOtherMaterialID(pOtherMaterialID) != 0);
}
bool LLMaterialID::operator < (const LLMaterialID& pOtherMaterialID) const
{
return (compareToOtherMaterialID(pOtherMaterialID) < 0);
}
bool LLMaterialID::operator <= (const LLMaterialID& pOtherMaterialID) const
{
return (compareToOtherMaterialID(pOtherMaterialID) <= 0);
}
bool LLMaterialID::operator > (const LLMaterialID& pOtherMaterialID) const
{
return (compareToOtherMaterialID(pOtherMaterialID) > 0);
}
bool LLMaterialID::operator >= (const LLMaterialID& pOtherMaterialID) const
{
return (compareToOtherMaterialID(pOtherMaterialID) >= 0);
}
LLMaterialID& LLMaterialID::operator = (const LLMaterialID& pOtherMaterialID)
{
copyFromOtherMaterialID(pOtherMaterialID);
return (*this);
}
bool LLMaterialID::isNull() const
{
return (compareToOtherMaterialID(LLMaterialID::null) == 0);
}
const U8* LLMaterialID::get() const
{
return mID;
}
void LLMaterialID::set(const void* pMemory)
{
llassert(pMemory != NULL);
// assumes that the required size of memory is available
memcpy(mID, pMemory, MATERIAL_ID_SIZE * sizeof(U8));
}
void LLMaterialID::clear()
{
memset(mID, 0, MATERIAL_ID_SIZE * sizeof(U8));
}
LLSD LLMaterialID::asLLSD() const
{
LLSD::Binary materialIDBinary;
materialIDBinary.resize(MATERIAL_ID_SIZE * sizeof(U8));
memcpy(materialIDBinary.data(), mID, MATERIAL_ID_SIZE * sizeof(U8));
LLSD materialID = std::move(materialIDBinary);
return materialID;
}
std::string LLMaterialID::asString() const
{
std::string materialIDString;
for (unsigned int i = 0U; i < static_cast<unsigned int>(MATERIAL_ID_SIZE / sizeof(U32)); ++i)
{
if (i != 0U)
{
materialIDString += "-";
}
const U32 *value = reinterpret_cast<const U32*>(&get()[i * sizeof(U32)]);
materialIDString += llformat("%08x", *value);
}
return materialIDString;
}
LLUUID LLMaterialID::asUUID() const
{
LLUUID ret;
memcpy(ret.mData, mID, MATERIAL_ID_SIZE);
return ret;
}
std::ostream& operator<<(std::ostream& s, const LLMaterialID &material_id)
{
s << material_id.asString();
return s;
}
void LLMaterialID::parseFromBinary (const LLSD::Binary& pMaterialID)
{
llassert(pMaterialID.size() == (MATERIAL_ID_SIZE * sizeof(U8)));
memcpy(mID, &pMaterialID[0], MATERIAL_ID_SIZE * sizeof(U8));
}
void LLMaterialID::copyFromOtherMaterialID(const LLMaterialID& pOtherMaterialID)
{
memcpy(mID, pOtherMaterialID.get(), MATERIAL_ID_SIZE * sizeof(U8));
}
int LLMaterialID::compareToOtherMaterialID(const LLMaterialID& pOtherMaterialID) const
{
int retVal = 0;
for (unsigned int i = 0U; (retVal == 0) && (i < static_cast<unsigned int>(MATERIAL_ID_SIZE / sizeof(U32))); ++i)
{
const U32 *thisValue = reinterpret_cast<const U32*>(&get()[i * sizeof(U32)]);
const U32 *otherValue = reinterpret_cast<const U32*>(&pOtherMaterialID.get()[i * sizeof(U32)]);
retVal = ((*thisValue < *otherValue) ? -1 : ((*thisValue > *otherValue) ? 1 : 0));
}
return retVal;
}
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