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8fbce02226b87e6247430ffccbf97fa23a08427d
SingularityViewer/indra/llprimitive/lltextureentry.cpp

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/**
* @file lltextureentry.cpp
* @brief LLTextureEntry 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 "lluuid.h"
#include "llmediaentry.h"
#include "lltextureentry.h"
#include "llmaterialid.h"
#include "llsdutil_math.h"
#include "v4color.h"
const U8 DEFAULT_BUMP_CODE = 0; // no bump or shininess
const LLTextureEntry LLTextureEntry::null;
// Some LLSD keys. Do not change these!
#define OBJECT_ID_KEY_STR "object_id"
#define TEXTURE_INDEX_KEY_STR "texture_index"
#define OBJECT_MEDIA_VERSION_KEY_STR "object_media_version"
#define OBJECT_MEDIA_DATA_KEY_STR "object_media_data"
#define TEXTURE_MEDIA_DATA_KEY_STR "media_data"
/*static*/ const char* LLTextureEntry::OBJECT_ID_KEY = OBJECT_ID_KEY_STR;
/*static*/ const char* LLTextureEntry::OBJECT_MEDIA_DATA_KEY = OBJECT_MEDIA_DATA_KEY_STR;
/*static*/ const char* LLTextureEntry::MEDIA_VERSION_KEY = OBJECT_MEDIA_VERSION_KEY_STR;
/*static*/ const char* LLTextureEntry::TEXTURE_INDEX_KEY = TEXTURE_INDEX_KEY_STR;
/*static*/ const char* LLTextureEntry::TEXTURE_MEDIA_DATA_KEY = TEXTURE_MEDIA_DATA_KEY_STR;
static const std::string MEDIA_VERSION_STRING_PREFIX = "x-mv:";
// static
LLTextureEntry* LLTextureEntry::newTextureEntry()
{
return new LLTextureEntry();
}
//===============================================================
LLTextureEntry::LLTextureEntry()
: mMediaEntry(NULL)
, mSelected(false)
, mMaterialUpdatePending(false)
{
init(LLUUID::null,1.f,1.f,0.f,0.f,0.f,DEFAULT_BUMP_CODE);
}
LLTextureEntry::LLTextureEntry(const LLUUID& tex_id)
: mMediaEntry(NULL)
, mSelected(false)
, mMaterialUpdatePending(false)
{
init(tex_id,1.f,1.f,0.f,0.f,0.f,DEFAULT_BUMP_CODE);
}
LLTextureEntry::LLTextureEntry(const LLTextureEntry &rhs)
: mMediaEntry(NULL)
, mSelected(false)
, mMaterialUpdatePending(false)
{
mID = rhs.mID;
mScaleS = rhs.mScaleS;
mScaleT = rhs.mScaleT;
mOffsetS = rhs.mOffsetS;
mOffsetT = rhs.mOffsetT;
mRotation = rhs.mRotation;
mColor = rhs.mColor;
mBump = rhs.mBump;
mMediaFlags = rhs.mMediaFlags;
mGlow = rhs.mGlow;
mMaterialID = rhs.mMaterialID;
mMaterial = rhs.mMaterial;
if (rhs.mMediaEntry != NULL) {
// Make a copy
mMediaEntry = new LLMediaEntry(*rhs.mMediaEntry);
}
}
LLTextureEntry &LLTextureEntry::operator=(const LLTextureEntry &rhs)
{
if (this != &rhs)
{
mID = rhs.mID;
mScaleS = rhs.mScaleS;
mScaleT = rhs.mScaleT;
mOffsetS = rhs.mOffsetS;
mOffsetT = rhs.mOffsetT;
mRotation = rhs.mRotation;
mColor = rhs.mColor;
mBump = rhs.mBump;
mMediaFlags = rhs.mMediaFlags;
mGlow = rhs.mGlow;
mMaterialID = rhs.mMaterialID;
mMaterial = rhs.mMaterial;
if (mMediaEntry != NULL) {
delete mMediaEntry;
}
if (rhs.mMediaEntry != NULL) {
// Make a copy
mMediaEntry = new LLMediaEntry(*rhs.mMediaEntry);
}
else {
mMediaEntry = NULL;
}
}
return *this;
}
void LLTextureEntry::init(const LLUUID& tex_id, F32 scale_s, F32 scale_t, F32 offset_s, F32 offset_t, F32 rotation, U8 bump)
{
setID(tex_id);
mScaleS = scale_s;
mScaleT = scale_t;
mOffsetS = offset_s;
mOffsetT = offset_t;
mRotation = rotation;
mBump = bump;
mMediaFlags = 0x0;
mGlow = 0;
mMaterialID.clear();
setColor(LLColor4(1.f, 1.f, 1.f, 1.f));
if (mMediaEntry != NULL) {
delete mMediaEntry;
}
mMediaEntry = NULL;
}
LLTextureEntry::~LLTextureEntry()
{
if(mMediaEntry)
{
delete mMediaEntry;
mMediaEntry = NULL;
}
}
bool LLTextureEntry::operator!=(const LLTextureEntry &rhs) const
{
if (mID != rhs.mID) return(true);
if (mScaleS != rhs.mScaleS) return(true);
if (mScaleT != rhs.mScaleT) return(true);
if (mOffsetS != rhs.mOffsetS) return(true);
if (mOffsetT != rhs.mOffsetT) return(true);
if (mRotation != rhs.mRotation) return(true);
if (mColor != rhs.mColor) return (true);
if (mBump != rhs.mBump) return (true);
if (mMediaFlags != rhs.mMediaFlags) return (true);
if (mGlow != rhs.mGlow) return (true);
if (mMaterialID != rhs.mMaterialID) return (true);
return(false);
}
bool LLTextureEntry::operator==(const LLTextureEntry &rhs) const
{
if (mID != rhs.mID) return(false);
if (mScaleS != rhs.mScaleS) return(false);
if (mScaleT != rhs.mScaleT) return(false);
if (mOffsetS != rhs.mOffsetS) return(false);
if (mOffsetT != rhs.mOffsetT) return(false);
if (mRotation != rhs.mRotation) return(false);
if (mColor != rhs.mColor) return (false);
if (mBump != rhs.mBump) return (false);
if (mMediaFlags != rhs.mMediaFlags) return false;
if (mGlow != rhs.mGlow) return false;
if (mMaterialID != rhs.mMaterialID) return (false);
return(true);
}
LLSD LLTextureEntry::asLLSD() const
{
LLSD sd;
asLLSD(sd);
return sd;
}
void LLTextureEntry::asLLSD(LLSD& sd) const
{
sd["imageid"] = mID;
sd["colors"] = ll_sd_from_color4(mColor);
sd["scales"] = mScaleS;
sd["scalet"] = mScaleT;
sd["offsets"] = mOffsetS;
sd["offsett"] = mOffsetT;
sd["imagerot"] = mRotation;
sd["bump"] = getBumpShiny();
sd["fullbright"] = getFullbright();
sd["media_flags"] = mMediaFlags;
if (hasMedia()) {
LLSD mediaData;
if (NULL != getMediaData()) {
getMediaData()->asLLSD(mediaData);
}
sd[TEXTURE_MEDIA_DATA_KEY] = mediaData;
}
sd["glow"] = mGlow;
}
bool LLTextureEntry::fromLLSD(const LLSD& sd)
{
const char *w, *x;
w = "imageid";
if (sd.has(w))
{
setID( sd[w] );
} else goto fail;
w = "colors";
if (sd.has(w))
{
setColor( ll_color4_from_sd(sd["colors"]) );
} else goto fail;
w = "scales";
x = "scalet";
if (sd.has(w) && sd.has(x))
{
setScale( (F32)sd[w].asReal(), (F32)sd[x].asReal() );
} else goto fail;
w = "offsets";
x = "offsett";
if (sd.has(w) && sd.has(x))
{
setOffset( (F32)sd[w].asReal(), (F32)sd[x].asReal() );
} else goto fail;
w = "imagerot";
if (sd.has(w))
{
setRotation( (F32)sd[w].asReal() );
} else goto fail;
w = "bump";
if (sd.has(w))
{
setBumpShiny( sd[w].asInteger() );
} else goto fail;
w = "fullbright";
if (sd.has(w))
{
setFullbright( sd[w].asInteger() );
} else goto fail;
w = "media_flags";
if (sd.has(w))
{
setMediaTexGen( sd[w].asInteger() );
} else goto fail;
// If the "has media" flag doesn't match the fact that
// media data exists, updateMediaData will "fix" it
// by either clearing or setting the flag
w = TEXTURE_MEDIA_DATA_KEY;
if (hasMedia() != sd.has(w))
{
LL_WARNS() << "LLTextureEntry::fromLLSD: media_flags (" << hasMedia() <<
") does not match presence of media_data (" << sd.has(w) << "). Fixing." << LL_ENDL;
}
updateMediaData(sd[w]);
w = "glow";
if (sd.has(w))
{
setGlow((F32)sd[w].asReal() );
}
return true;
fail:
return false;
}
// virtual
// override this method for each derived class
LLTextureEntry* LLTextureEntry::newBlank() const
{
return new LLTextureEntry();
}
// virtual
LLTextureEntry* LLTextureEntry::newCopy() const
{
return new LLTextureEntry(*this);
}
S32 LLTextureEntry::setID(const LLUUID &tex_id)
{
if (mID != tex_id)
{
mID = tex_id;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setScale(F32 s, F32 t)
{
S32 retval = 0;
if ( (mScaleS != s)
||(mScaleT != t))
{
mScaleS = s;
mScaleT = t;
retval = TEM_CHANGE_TEXTURE;
}
return retval;
}
S32 LLTextureEntry::setScaleS(F32 s)
{
S32 retval = TEM_CHANGE_NONE;
if (mScaleS != s)
{
mScaleS = s;
retval = TEM_CHANGE_TEXTURE;
}
return retval;
}
S32 LLTextureEntry::setScaleT(F32 t)
{
S32 retval = TEM_CHANGE_NONE;
if (mScaleT != t)
{
mScaleT = t;
retval = TEM_CHANGE_TEXTURE;
}
return retval;
}
S32 LLTextureEntry::setColor(const LLColor4 &color)
{
if (mColor != color)
{
mColor = color;
return TEM_CHANGE_COLOR;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setColor(const LLColor3 &color)
{
if (mColor != color)
{
// This preserves alpha.
mColor.setVec(color);
return TEM_CHANGE_COLOR;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setAlpha(const F32 alpha)
{
if (mColor.mV[VW] != alpha)
{
mColor.mV[VW] = alpha;
return TEM_CHANGE_COLOR;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setOffset(F32 s, F32 t)
{
S32 retval = 0;
if ( (mOffsetS != s)
||(mOffsetT != t))
{
mOffsetS = s;
mOffsetT = t;
retval = TEM_CHANGE_TEXTURE;
}
return retval;
}
S32 LLTextureEntry::setOffsetS(F32 s)
{
S32 retval = 0;
if (mOffsetS != s)
{
mOffsetS = s;
retval = TEM_CHANGE_TEXTURE;
}
return retval;
}
S32 LLTextureEntry::setOffsetT(F32 t)
{
S32 retval = 0;
if (mOffsetT != t)
{
mOffsetT = t;
retval = TEM_CHANGE_TEXTURE;
}
return retval;
}
S32 LLTextureEntry::setRotation(F32 theta)
{
if (mRotation != theta && llfinite(theta))
{
mRotation = theta;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setBumpShinyFullbright(U8 bump)
{
if (mBump != bump)
{
mBump = bump;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setMediaTexGen(U8 media)
{
S32 result = TEM_CHANGE_NONE;
result |= setTexGen(media & TEM_TEX_GEN_MASK);
result |= setMediaFlags(media & TEM_MEDIA_MASK);
return result;
}
S32 LLTextureEntry::setBumpmap(U8 bump)
{
bump &= TEM_BUMP_MASK;
if (getBumpmap() != bump)
{
mBump &= ~TEM_BUMP_MASK;
mBump |= bump;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setFullbright(U8 fullbright)
{
fullbright &= TEM_FULLBRIGHT_MASK;
if (getFullbright() != fullbright)
{
mBump &= ~(TEM_FULLBRIGHT_MASK<<TEM_FULLBRIGHT_SHIFT);
mBump |= fullbright << TEM_FULLBRIGHT_SHIFT;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setShiny(U8 shiny)
{
shiny &= TEM_SHINY_MASK;
if (getShiny() != shiny)
{
mBump &= ~(TEM_SHINY_MASK<<TEM_SHINY_SHIFT);
mBump |= shiny << TEM_SHINY_SHIFT;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setBumpShiny(U8 bump_shiny)
{
bump_shiny &= TEM_BUMP_SHINY_MASK;
if (getBumpShiny() != bump_shiny)
{
mBump &= ~TEM_BUMP_SHINY_MASK;
mBump |= bump_shiny;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setMediaFlags(U8 media_flags)
{
media_flags &= TEM_MEDIA_MASK;
if (getMediaFlags() != media_flags)
{
mMediaFlags &= ~TEM_MEDIA_MASK;
mMediaFlags |= media_flags;
// Special code for media handling
if( hasMedia() && mMediaEntry == NULL)
{
mMediaEntry = new LLMediaEntry;
}
else if ( ! hasMedia() && mMediaEntry != NULL)
{
delete mMediaEntry;
mMediaEntry = NULL;
}
return TEM_CHANGE_MEDIA;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setTexGen(U8 tex_gen)
{
tex_gen &= TEM_TEX_GEN_MASK;
if (getTexGen() != tex_gen)
{
mMediaFlags &= ~TEM_TEX_GEN_MASK;
mMediaFlags |= tex_gen;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setGlow(F32 glow)
{
if (mGlow != glow)
{
mGlow = glow;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setMaterialID(const LLMaterialID& pMaterialID)
{
if ( (mMaterialID != pMaterialID) || (mMaterialUpdatePending && !mSelected) )
{
if (mSelected)
{
mMaterialUpdatePending = true;
mMaterialID = pMaterialID;
return TEM_CHANGE_TEXTURE;
}
mMaterialUpdatePending = false;
mMaterialID = pMaterialID;
return TEM_CHANGE_TEXTURE;
}
return TEM_CHANGE_NONE;
}
S32 LLTextureEntry::setMaterialParams(const LLMaterialPtr pMaterialParams)
{
if (mSelected)
{
mMaterialUpdatePending = true;
}
mMaterial = pMaterialParams;
return TEM_CHANGE_TEXTURE;
}
void LLTextureEntry::setMediaData(const LLMediaEntry &media_entry)
{
mMediaFlags |= MF_HAS_MEDIA;
if (NULL != mMediaEntry)
{
delete mMediaEntry;
}
mMediaEntry = new LLMediaEntry(media_entry);
}
bool LLTextureEntry::updateMediaData(const LLSD& media_data)
{
if (media_data.isUndefined())
{
// clear the media data
clearMediaData();
return false;
}
else {
mMediaFlags |= MF_HAS_MEDIA;
if (mMediaEntry == NULL)
{
mMediaEntry = new LLMediaEntry;
}
// *NOTE: this will *clobber* all of the fields in mMediaEntry
// with whatever fields are present (or not present) in media_data!
mMediaEntry->fromLLSD(media_data);
return true;
}
}
void LLTextureEntry::clearMediaData()
{
mMediaFlags &= ~MF_HAS_MEDIA;
if (mMediaEntry != NULL) {
delete mMediaEntry;
}
mMediaEntry = NULL;
}
void LLTextureEntry::mergeIntoMediaData(const LLSD& media_fields)
{
mMediaFlags |= MF_HAS_MEDIA;
if (mMediaEntry == NULL)
{
mMediaEntry = new LLMediaEntry;
}
// *NOTE: this will *merge* the data in media_fields
// with the data in our media entry
mMediaEntry->mergeFromLLSD(media_fields);
}
//static
std::string LLTextureEntry::touchMediaVersionString(const std::string &in_version, const LLUUID &agent_id)
{
// XXX TODO: make media version string binary (base64-encoded?)
// Media "URL" is a representation of a version and the last-touched agent
// x-mv:nnnnn/agent-id
// where "nnnnn" is version number
// *NOTE: not the most efficient code in the world...
U32 current_version = getVersionFromMediaVersionString(in_version) + 1;
const size_t MAX_VERSION_LEN = 10; // 2^32 fits in 10 decimal digits
char buf[MAX_VERSION_LEN+1];
snprintf(buf, (int)MAX_VERSION_LEN+1, "%0*u", (int)MAX_VERSION_LEN, current_version); // added int cast to fix warning/breakage on mac.
return MEDIA_VERSION_STRING_PREFIX + buf + "/" + agent_id.asString();
}
//static
U32 LLTextureEntry::getVersionFromMediaVersionString(const std::string &version_string)
{
U32 version = 0;
if (!version_string.empty())
{
size_t found = version_string.find(MEDIA_VERSION_STRING_PREFIX);
if (found != std::string::npos)
{
found = version_string.find_first_of("/", found);
std::string v = version_string.substr(MEDIA_VERSION_STRING_PREFIX.length(), found);
version = strtoul(v.c_str(),NULL,10);
}
}
return version;
}
//static
LLUUID LLTextureEntry::getAgentIDFromMediaVersionString(const std::string &version_string)
{
LLUUID id;
if (!version_string.empty())
{
size_t found = version_string.find(MEDIA_VERSION_STRING_PREFIX);
if (found != std::string::npos)
{
found = version_string.find_first_of("/", found);
if (found != std::string::npos)
{
std::string v = version_string.substr(found + 1);
id.set(v);
}
}
}
return id;
}
//static
bool LLTextureEntry::isMediaVersionString(const std::string &version_string)
{
return std::string::npos != version_string.find(MEDIA_VERSION_STRING_PREFIX);
}
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