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/**
* @file lltextureanim.cpp
* @brief LLTextureAnim base class
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* 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 "lltextureanim.h"
#include "message.h"
#include "lldatapacker.h"
const S32 TA_BLOCK_SIZE = 16;
LLTextureAnim::LLTextureAnim()
{
reset();
}
LLTextureAnim::~LLTextureAnim()
{
}
void LLTextureAnim::reset()
{
mMode = 0;
mFace = -1;
mSizeX = 4;
mSizeY = 4;
mStart = 0.f;
mLength = 0.f;
mRate = 1.f;
}
BOOL LLTextureAnim::equals(const LLTextureAnim &other) const
{
if (mMode != other.mMode)
{
return FALSE;
}
if (mFace != other.mFace)
{
return FALSE;
}
if (mSizeX != other.mSizeX)
{
return FALSE;
}
if (mSizeY != other.mSizeY)
{
return FALSE;
}
if (mStart != other.mStart)
{
return FALSE;
}
if (mLength != other.mLength)
{
return FALSE;
}
if (mRate != other.mRate)
{
return FALSE;
}
return TRUE;
}
void LLTextureAnim::packTAMessage(LLMessageSystem *mesgsys) const
{
U8 data[TA_BLOCK_SIZE];
data[0] = mMode;
data[1] = mFace;
data[2] = mSizeX;
data[3] = mSizeY;
htonmemcpy(data + 4, &mStart, MVT_F32, sizeof(F32));
htonmemcpy(data + 8, &mLength, MVT_F32, sizeof(F32));
htonmemcpy(data + 12, &mRate, MVT_F32, sizeof(F32));
mesgsys->addBinaryDataFast(_PREHASH_TextureAnim, data, TA_BLOCK_SIZE);
}
void LLTextureAnim::packTAMessage(LLDataPacker &dp) const
{
U8 data[TA_BLOCK_SIZE];
data[0] = mMode;
data[1] = mFace;
data[2] = mSizeX;
data[3] = mSizeY;
htonmemcpy(data + 4, &mStart, MVT_F32, sizeof(F32));
htonmemcpy(data + 8, &mLength, MVT_F32, sizeof(F32));
htonmemcpy(data + 12, &mRate, MVT_F32, sizeof(F32));
dp.packBinaryData(data, TA_BLOCK_SIZE, "TextureAnimation");
}
void LLTextureAnim::unpackTAMessage(LLMessageSystem *mesgsys, const S32 block_num)
{
S32 size = mesgsys->getSizeFast(_PREHASH_ObjectData, block_num, _PREHASH_TextureAnim);
if (size != TA_BLOCK_SIZE)
{
if (size)
{
llwarns << "Bad size " << size << " for TA block, ignoring." << llendl;
}
mMode = 0;
return;
}
U8 data[TA_BLOCK_SIZE];
mesgsys->getBinaryDataFast(_PREHASH_ObjectData, _PREHASH_TextureAnim, data, TA_BLOCK_SIZE, block_num);
mMode = data[0];
mFace = data[1];
if (mMode & LLTextureAnim::SMOOTH)
{
mSizeX = llmax((U8)0, data[2]);
mSizeY = llmax((U8)0, data[3]);
}
else
{
mSizeX = llmax((U8)1, data[2]);
mSizeY = llmax((U8)1, data[3]);
}
htonmemcpy(&mStart, data + 4, MVT_F32, sizeof(F32));
htonmemcpy(&mLength, data + 8, MVT_F32, sizeof(F32));
htonmemcpy(&mRate, data + 12, MVT_F32, sizeof(F32));
}
void LLTextureAnim::unpackTAMessage(LLDataPacker &dp)
{
S32 size;
U8 data[TA_BLOCK_SIZE];
dp.unpackBinaryData(data, size, "TextureAnimation");
if (size != TA_BLOCK_SIZE)
{
if (size)
{
llwarns << "Bad size " << size << " for TA block, ignoring." << llendl;
}
mMode = 0;
return;
}
mMode = data[0];
mFace = data[1];
mSizeX = data[2];
mSizeY = data[3];
htonmemcpy(&mStart, data + 4, MVT_F32, sizeof(F32));
htonmemcpy(&mLength, data + 8, MVT_F32, sizeof(F32));
htonmemcpy(&mRate, data + 12, MVT_F32, sizeof(F32));
}
LLSD LLTextureAnim::asLLSD() const
{
LLSD sd;
sd["mode"] = mMode;
sd["face"] = mFace;
sd["sizeX"] = mSizeX;
sd["sizeY"] = mSizeY;
sd["start"] = mStart;
sd["length"] = mLength;
sd["rate"] = mRate;
return sd;
}
bool LLTextureAnim::fromLLSD(LLSD& sd)
{
const char *w;
w = "mode";
if (sd.has(w))
{
mMode = (U8)sd[w].asInteger();
} else goto fail;
w = "face";
if (sd.has(w))
{
mFace = (S8)sd[w].asInteger();
} else goto fail;
w = "sizeX";
if (sd.has(w))
{
mSizeX = (U8)sd[w].asInteger();
} else goto fail;
w = "sizeY";
if (sd.has(w))
{
mSizeY = (U8)sd[w].asInteger();
} else goto fail;
w = "start";
if (sd.has(w))
{
mStart = (F32)sd[w].asReal();
} else goto fail;
w = "length";
if (sd.has(w))
{
mLength = (F32)sd[w].asReal();
} else goto fail;
w = "rate";
if (sd.has(w))
{
mRate = (F32)sd[w].asReal();
} else goto fail;
return true;
fail:
return false;
}
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