/indra/llprimitive/lltextureanim.cpp
https://bitbucket.org/lindenlab/viewer-beta/ · C++ · 239 lines · 184 code · 30 blank · 25 comment · 35 complexity · 1f484393ba9bf404e98f89aa107089ef MD5 · raw file
- /**
- * @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;
- }