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Alexander Gavriliuk authoredAlexander Gavriliuk authored
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llmodelpreview.cpp 140.92 KiB
/**
* @file llmodelpreview.cpp
* @brief LLModelPreview class implementation
*
* $LicenseInfo:firstyear=2020&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2020, 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 "llviewerprecompiledheaders.h"
#include "llmodelpreview.h"
#include "llmodelloader.h"
#include "lldaeloader.h"
#include "llfloatermodelpreview.h"
#include "llagent.h"
#include "llanimationstates.h"
#include "llcallbacklist.h"
#include "lldatapacker.h"
#include "lldrawable.h"
#include "llface.h"
#include "lliconctrl.h"
#include "llmatrix4a.h"
#include "llmeshrepository.h"
#include "llmeshoptimizer.h"
#include "llrender.h"
#include "llsdutil_math.h"
#include "llskinningutil.h"
#include "llstring.h"
#include "llsdserialize.h"
#include "lltoolmgr.h"
#include "llui.h"
#include "llvector4a.h"
#include "llviewercamera.h"
#include "llviewercontrol.h"
#include "llviewerobjectlist.h"
#include "llviewernetwork.h"
#include "llviewershadermgr.h"
#include "llviewertexteditor.h"
#include "llviewertexturelist.h"
#include "llvoavatar.h"
#include "pipeline.h"
// ui controls (from floater)
#include "llbutton.h"
#include "llcombobox.h"
#include "llspinctrl.h"
#include "lltabcontainer.h"
#include "lltextbox.h"
#include <boost/algorithm/string.hpp>
bool LLModelPreview::sIgnoreLoadedCallback = false;
// Extra configurability, to be exposed later in xml (LLModelPreview probably
// should become UI control at some point or get split into preview control)
static const LLColor4 PREVIEW_CANVAS_COL(0.169f, 0.169f, 0.169f, 1.f);
static const LLColor4 PREVIEW_EDGE_COL(0.4f, 0.4f, 0.4f, 1.0);
static const LLColor4 PREVIEW_BASE_COL(1.f, 1.f, 1.f, 1.f);
static const LLColor3 PREVIEW_BRIGHTNESS(0.9f, 0.9f, 0.9f);
static const F32 PREVIEW_EDGE_WIDTH(1.f);
static const LLColor4 PREVIEW_PSYH_EDGE_COL(0.f, 0.25f, 0.5f, 0.25f);
static const LLColor4 PREVIEW_PSYH_FILL_COL(0.f, 0.5f, 1.0f, 0.5f);
static const F32 PREVIEW_PSYH_EDGE_WIDTH(1.f);
static const LLColor4 PREVIEW_DEG_EDGE_COL(1.f, 0.f, 0.f, 1.f);
static const LLColor4 PREVIEW_DEG_FILL_COL(1.f, 0.f, 0.f, 0.5f);
static const F32 PREVIEW_DEG_EDGE_WIDTH(3.f);
static const F32 PREVIEW_DEG_POINT_SIZE(8.f);
static const F32 PREVIEW_ZOOM_LIMIT(10.f);
static const std::string DEFAULT_PHYSICS_MESH_NAME = "default_physics_shape";
const F32 SKIN_WEIGHT_CAMERA_DISTANCE = 16.f;
LLViewerFetchedTexture* bindMaterialDiffuseTexture(const LLImportMaterial& material)
{
LLViewerFetchedTexture *texture = LLViewerTextureManager::getFetchedTexture(material.getDiffuseMap(), FTT_DEFAULT, TRUE, LLGLTexture::BOOST_PREVIEW);
if (texture)
{
if (texture->getDiscardLevel() > -1)
{
gGL.getTexUnit(0)->bind(texture, true);
return texture;
}
}
return NULL;
}
std::string stripSuffix(std::string name)
{
if ((name.find("_LOD") != -1) || (name.find("_PHYS") != -1))
{
return name.substr(0, name.rfind('_'));
}
return name;
}
std::string getLodSuffix(S32 lod)
{
std::string suffix;
switch (lod)
{
case LLModel::LOD_IMPOSTOR: suffix = "_LOD0"; break;
case LLModel::LOD_LOW: suffix = "_LOD1"; break;
case LLModel::LOD_MEDIUM: suffix = "_LOD2"; break;
case LLModel::LOD_PHYSICS: suffix = "_PHYS"; break;
case LLModel::LOD_HIGH: break;
}
return suffix;
}
void FindModel(LLModelLoader::scene& scene, const std::string& name_to_match, LLModel*& baseModelOut, LLMatrix4& matOut)
{
LLModelLoader::scene::iterator base_iter = scene.begin();
bool found = false;
while (!found && (base_iter != scene.end()))
{
matOut = base_iter->first;
LLModelLoader::model_instance_list::iterator base_instance_iter = base_iter->second.begin(); while (!found && (base_instance_iter != base_iter->second.end()))
{
LLModelInstance& base_instance = *base_instance_iter++;
LLModel* base_model = base_instance.mModel;
if (base_model && (base_model->mLabel == name_to_match))
{
baseModelOut = base_model;
return;
}
}
base_iter++;
}
}
//-----------------------------------------------------------------------------
// LLModelPreview
//-----------------------------------------------------------------------------
LLModelPreview::LLModelPreview(S32 width, S32 height, LLFloater* fmp)
: LLViewerDynamicTexture(width, height, 3, ORDER_MIDDLE, FALSE), LLMutex()
, mLodsQuery()
, mLodsWithParsingError()
, mPelvisZOffset(0.0f)
, mLegacyRigFlags(U32_MAX)
, mRigValidJointUpload(false)
, mPhysicsSearchLOD(LLModel::LOD_PHYSICS)
, mResetJoints(false)
, mModelNoErrors(true)
, mLastJointUpdate(false)
, mFirstSkinUpdate(true)
, mHasDegenerate(false)
, mImporterDebug(LLCachedControl<bool>(gSavedSettings, "ImporterDebug", false))
{
mNeedsUpdate = TRUE;
mCameraDistance = 0.f;
mCameraYaw = 0.f;
mCameraPitch = 0.f;
mCameraZoom = 1.f;
mTextureName = 0;
mPreviewLOD = 0;
mModelLoader = NULL;
mMaxTriangleLimit = 0;
mDirty = false;
mGenLOD = false;
mLoading = false;
mLookUpLodFiles = false;
mLoadState = LLModelLoader::STARTING;
mGroup = 0;
mLODFrozen = false;
for (U32 i = 0; i < LLModel::NUM_LODS; ++i)
{
mRequestedTriangleCount[i] = 0;
mRequestedCreaseAngle[i] = -1.f;
mRequestedLoDMode[i] = 0;
mRequestedErrorThreshold[i] = 0.f;
}
mViewOption["show_textures"] = false;
mFMP = fmp;
mHasPivot = false;
mModelPivot = LLVector3(0.0f, 0.0f, 0.0f);
createPreviewAvatar();
}
LLModelPreview::~LLModelPreview(){
if (mModelLoader)
{
mModelLoader->shutdown();
}
if (mPreviewAvatar)
{
mPreviewAvatar->markDead();
mPreviewAvatar = NULL;
}
}
void LLModelPreview::updateDimentionsAndOffsets()
{
assert_main_thread();
rebuildUploadData();
std::set<LLModel*> accounted;
mPelvisZOffset = mFMP ? mFMP->childGetValue("pelvis_offset").asReal() : 3.0f;
if (mFMP && mFMP->childGetValue("upload_joints").asBoolean())
{
// FIXME if preview avatar ever gets reused, this fake mesh ID stuff will fail.
// see also call to addAttachmentPosOverride.
LLUUID fake_mesh_id;
fake_mesh_id.generate();
getPreviewAvatar()->addPelvisFixup(mPelvisZOffset, fake_mesh_id);
}
for (U32 i = 0; i < mUploadData.size(); ++i)
{
LLModelInstance& instance = mUploadData[i];
if (accounted.find(instance.mModel) == accounted.end())
{
accounted.insert(instance.mModel);
//update instance skin info for each lods pelvisZoffset
for (int j = 0; j<LLModel::NUM_LODS; ++j)
{
if (instance.mLOD[j])
{
instance.mLOD[j]->mSkinInfo.mPelvisOffset = mPelvisZOffset;
}
}
}
}
F32 scale = mFMP ? mFMP->childGetValue("import_scale").asReal()*2.f : 2.f;
mDetailsSignal((F32)(mPreviewScale[0] * scale), (F32)(mPreviewScale[1] * scale), (F32)(mPreviewScale[2] * scale));
updateStatusMessages();
}
void LLModelPreview::rebuildUploadData()
{
assert_main_thread();
mDefaultPhysicsShapeP = NULL;
mUploadData.clear();
mTextureSet.clear();
//fill uploaddata instance vectors from scene data
std::string requested_name = mFMP->getChild<LLUICtrl>("description_form")->getValue().asString();
LLSpinCtrl* scale_spinner = mFMP->getChild<LLSpinCtrl>("import_scale");
F32 scale = scale_spinner->getValue().asReal();
LLMatrix4 scale_mat;
scale_mat.initScale(LLVector3(scale, scale, scale));
F32 max_scale = 0.f;
BOOL legacyMatching = gSavedSettings.getBOOL("ImporterLegacyMatching");
U32 load_state = 0;
for (LLModelLoader::scene::iterator iter = mBaseScene.begin(); iter != mBaseScene.end(); ++iter)
{ //for each transform in scene
LLMatrix4 mat = iter->first;
// compute position
LLVector3 position = LLVector3(0, 0, 0) * mat;
// compute scale
LLVector3 x_transformed = LLVector3(1, 0, 0) * mat - position;
LLVector3 y_transformed = LLVector3(0, 1, 0) * mat - position;
LLVector3 z_transformed = LLVector3(0, 0, 1) * mat - position;
F32 x_length = x_transformed.normalize();
F32 y_length = y_transformed.normalize();
F32 z_length = z_transformed.normalize();
max_scale = llmax(llmax(llmax(max_scale, x_length), y_length), z_length);
mat *= scale_mat;
for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end();)
{ //for each instance with said transform applied
LLModelInstance instance = *model_iter++;
LLModel* base_model = instance.mModel;
if (base_model && !requested_name.empty())
{
base_model->mRequestedLabel = requested_name;
}
for (int i = LLModel::NUM_LODS - 1; i >= LLModel::LOD_IMPOSTOR; i--)
{
LLModel* lod_model = NULL;
if (!legacyMatching)
{
// Fill LOD slots by finding matching meshes by label with name extensions
// in the appropriate scene for each LOD. This fixes all kinds of issues
// where the indexed method below fails in spectacular fashion.
// If you don't take the time to name your LOD and PHYS meshes
// with the name of their corresponding mesh in the HIGH LOD,
// then the indexed method will be attempted below.
LLMatrix4 transform;
std::string name_to_match = instance.mLabel;
llassert(!name_to_match.empty());
int extensionLOD;
if (i != LLModel::LOD_PHYSICS || mModel[LLModel::LOD_PHYSICS].empty())
{
extensionLOD = i;
}
else
{
//Physics can be inherited from other LODs or loaded, so we need to adjust what extension we are searching for
extensionLOD = mPhysicsSearchLOD;
}
std::string toAdd = getLodSuffix(extensionLOD);
if (name_to_match.find(toAdd) == -1)
{
name_to_match += toAdd;
}
FindModel(mScene[i], name_to_match, lod_model, transform);
if (!lod_model && i != LLModel::LOD_PHYSICS)
{
if (mImporterDebug)
{
std::ostringstream out;
out << "Search of" << name_to_match;
out << " in LOD" << i;
out << " list failed. Searching for alternative among LOD lists.";
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
int searchLOD = (i > LLModel::LOD_HIGH) ? LLModel::LOD_HIGH : i;
while ((searchLOD <= LLModel::LOD_HIGH) && !lod_model)
{
std::string name_to_match = instance.mLabel;
llassert(!name_to_match.empty());
std::string toAdd = getLodSuffix(searchLOD);
if (name_to_match.find(toAdd) == -1)
{
name_to_match += toAdd;
}
// See if we can find an appropriately named model in LOD 'searchLOD'
//
FindModel(mScene[searchLOD], name_to_match, lod_model, transform);
searchLOD++;
}
}
}
else
{
// Use old method of index-based association
U32 idx = 0;
for (idx = 0; idx < mBaseModel.size(); ++idx)
{
// find reference instance for this model
if (mBaseModel[idx] == base_model)
{
if (mImporterDebug)
{
std::ostringstream out;
out << "Attempting to use model index " << idx;
out << " for LOD" << i;
out << " of " << instance.mLabel;
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
break;
}
}
// If the model list for the current LOD includes that index...
//
if (mModel[i].size() > idx)
{
// Assign that index from the model list for our LOD as the LOD model for this instance
//
lod_model = mModel[i][idx]; if (mImporterDebug)
{
std::ostringstream out;
out << "Indexed match of model index " << idx << " at LOD " << i << " to model named " << lod_model->mLabel;
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
}
else if (mImporterDebug)
{
std::ostringstream out;
out << "List of models does not include index " << idx;
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
}
if (mWarnOfUnmatchedPhyicsMeshes && !lod_model && (i == LLModel::LOD_PHYSICS))
{
// Despite the various strategies above, if we don't now have a physics model, we're going to end up with decomposition.
// That's ok, but might not what they wanted. Use default_physics_shape if found.
std::ostringstream out;
out << "No physics model specified for " << instance.mLabel;
if (mDefaultPhysicsShapeP)
{
out << " - using: " << DEFAULT_PHYSICS_MESH_NAME;
lod_model = mDefaultPhysicsShapeP;
}
LL_WARNS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, !mDefaultPhysicsShapeP); // Flash log tab if no default.
}
if (lod_model)
{
if (mImporterDebug)
{
std::ostringstream out;
if (i == LLModel::LOD_PHYSICS)
{
out << "Assigning collision for " << instance.mLabel << " to match " << lod_model->mLabel;
}
else
{
out << "Assigning LOD" << i << " for " << instance.mLabel << " to found match " << lod_model->mLabel;
}
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
instance.mLOD[i] = lod_model;
}
else
{
if (i < LLModel::LOD_HIGH && !lodsReady())
{
// assign a placeholder from previous LOD until lod generation is complete.
// Note: we might need to assign it regardless of conditions like named search does, to prevent crashes.
instance.mLOD[i] = instance.mLOD[i + 1];
}
if (mImporterDebug)
{
std::ostringstream out;
out << "List of models does not include " << instance.mLabel;
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
}
}
LLModel* high_lod_model = instance.mLOD[LLModel::LOD_HIGH];
if (!high_lod_model)
{ LLFloaterModelPreview::addStringToLog("Model " + instance.mLabel + " has no High Lod (LOD3).", true);
load_state = LLModelLoader::ERROR_MATERIALS;
mFMP->childDisable("calculate_btn");
}
else
{
for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
{
int refFaceCnt = 0;
int modelFaceCnt = 0;
llassert(instance.mLOD[i]);
if (instance.mLOD[i] && !instance.mLOD[i]->matchMaterialOrder(high_lod_model, refFaceCnt, modelFaceCnt))
{
LLFloaterModelPreview::addStringToLog("Model " + instance.mLabel + " has mismatching materials between lods." , true);
load_state = LLModelLoader::ERROR_MATERIALS;
mFMP->childDisable("calculate_btn");
}
}
LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
bool upload_skinweights = fmp && fmp->childGetValue("upload_skin").asBoolean();
if (upload_skinweights && high_lod_model->mSkinInfo.mJointNames.size() > 0)
{
LLQuaternion bind_rot = LLSkinningUtil::getUnscaledQuaternion(LLMatrix4(high_lod_model->mSkinInfo.mBindShapeMatrix));
LLQuaternion identity;
if (!bind_rot.isEqualEps(identity, 0.01))
{
// Bind shape matrix is not in standard X-forward orientation.
// Might be good idea to only show this once. It can be spammy.
std::ostringstream out;
out << "non-identity bind shape rot. mat is ";
out << high_lod_model->mSkinInfo.mBindShapeMatrix;
out << " bind_rot ";
out << bind_rot;
LL_WARNS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, getLoadState() != LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION);
load_state = LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION;
}
}
}
instance.mTransform = mat;
mUploadData.push_back(instance);
}
}
for (U32 lod = 0; lod < LLModel::NUM_LODS - 1; lod++)
{
// Search for models that are not included into upload data
// If we found any, that means something we loaded is not a sub-model.
for (U32 model_ind = 0; model_ind < mModel[lod].size(); ++model_ind)
{
bool found_model = false;
for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
{
LLModelInstance& instance = *iter;
if (instance.mLOD[lod] == mModel[lod][model_ind])
{
found_model = true;
break;
}
}
if (!found_model && mModel[lod][model_ind] && !mModel[lod][model_ind]->mSubmodelID)
{
if (mImporterDebug)
{
std::ostringstream out;
out << "Model " << mModel[lod][model_ind]->mLabel << " was not used - mismatching lod models.";
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, true);
} load_state = LLModelLoader::ERROR_MATERIALS;
mFMP->childDisable("calculate_btn");
}
}
}
// Update state for notifications
if (load_state > 0)
{
// encountered issues
setLoadState(load_state);
}
else if (getLoadState() == LLModelLoader::ERROR_MATERIALS
|| getLoadState() == LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION)
{
// This is only valid for these two error types because they are
// only used inside rebuildUploadData() and updateStatusMessages()
// updateStatusMessages() is called after rebuildUploadData()
setLoadState(LLModelLoader::DONE);
}
F32 max_import_scale = (DEFAULT_MAX_PRIM_SCALE - 0.1f) / max_scale;
F32 max_axis = llmax(mPreviewScale.mV[0], mPreviewScale.mV[1]);
max_axis = llmax(max_axis, mPreviewScale.mV[2]);
max_axis *= 2.f;
//clamp scale so that total imported model bounding box is smaller than 240m on a side
max_import_scale = llmin(max_import_scale, 240.f / max_axis);
scale_spinner->setMaxValue(max_import_scale);
if (max_import_scale < scale)
{
scale_spinner->setValue(max_import_scale);
}
}
void LLModelPreview::saveUploadData(bool save_skinweights, bool save_joint_positions, bool lock_scale_if_joint_position)
{
if (!mLODFile[LLModel::LOD_HIGH].empty())
{
std::string filename = mLODFile[LLModel::LOD_HIGH];
std::string slm_filename;
if (LLModelLoader::getSLMFilename(filename, slm_filename))
{
saveUploadData(slm_filename, save_skinweights, save_joint_positions, lock_scale_if_joint_position);
}
}
}
void LLModelPreview::saveUploadData(const std::string& filename,
bool save_skinweights, bool save_joint_positions, bool lock_scale_if_joint_position)
{
std::set<LLPointer<LLModel> > meshes;
std::map<LLModel*, std::string> mesh_binary;
LLModel::hull empty_hull;
LLSD data;
data["version"] = SLM_SUPPORTED_VERSION;
if (!mBaseModel.empty())
{
data["name"] = mBaseModel[0]->getName();
}
S32 mesh_id = 0;
//build list of unique models and initialize local id
for (U32 i = 0; i < mUploadData.size(); ++i)
{
LLModelInstance& instance = mUploadData[i];
if (meshes.find(instance.mModel) == meshes.end())
{
instance.mModel->mLocalID = mesh_id++;
meshes.insert(instance.mModel);
std::stringstream str;
LLModel::Decomposition& decomp =
instance.mLOD[LLModel::LOD_PHYSICS].notNull() ?
instance.mLOD[LLModel::LOD_PHYSICS]->mPhysics :
instance.mModel->mPhysics;
LLModel::writeModel(str,
instance.mLOD[LLModel::LOD_PHYSICS],
instance.mLOD[LLModel::LOD_HIGH],
instance.mLOD[LLModel::LOD_MEDIUM],
instance.mLOD[LLModel::LOD_LOW],
instance.mLOD[LLModel::LOD_IMPOSTOR],
decomp,
save_skinweights,
save_joint_positions,
lock_scale_if_joint_position,
FALSE, TRUE, instance.mModel->mSubmodelID);
data["mesh"][instance.mModel->mLocalID] = str.str();
}
data["instance"][i] = instance.asLLSD();
}
llofstream out(filename.c_str(), std::ios_base::out | std::ios_base::binary);
LLSDSerialize::toBinary(data, out);
out.flush();
out.close();
}
void LLModelPreview::clearModel(S32 lod)
{
if (lod < 0 || lod > LLModel::LOD_PHYSICS)
{
return;
}
mVertexBuffer[lod].clear();
mModel[lod].clear();
mScene[lod].clear();
}
void LLModelPreview::getJointAliases(JointMap& joint_map)
{
// Get all standard skeleton joints from the preview avatar.
LLVOAvatar *av = getPreviewAvatar();
//Joint names and aliases come from avatar_skeleton.xml
joint_map = av->getJointAliases();
std::vector<std::string> cv_names, attach_names;
av->getSortedJointNames(1, cv_names);
av->getSortedJointNames(2, attach_names);
for (std::vector<std::string>::iterator it = cv_names.begin(); it != cv_names.end(); ++it)
{
joint_map[*it] = *it;
} for (std::vector<std::string>::iterator it = attach_names.begin(); it != attach_names.end(); ++it)
{
joint_map[*it] = *it;
}
}
void LLModelPreview::loadModel(std::string filename, S32 lod, bool force_disable_slm)
{
assert_main_thread();
LLMutexLock lock(this);
if (lod < LLModel::LOD_IMPOSTOR || lod > LLModel::NUM_LODS - 1)
{
std::ostringstream out;
out << "Invalid level of detail: ";
out << lod;
LL_WARNS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, true);
assert(lod >= LLModel::LOD_IMPOSTOR && lod < LLModel::NUM_LODS);
return;
}
// This triggers if you bring up the file picker and then hit CANCEL.
// Just use the previous model (if any) and ignore that you brought up
// the file picker.
if (filename.empty())
{
if (mBaseModel.empty())
{
// this is the initial file picking. Close the whole floater
// if we don't have a base model to show for high LOD.
mFMP->closeFloater(false);
}
mLoading = false;
return;
}
if (mModelLoader)
{
LL_WARNS() << "Incompleted model load operation pending." << LL_ENDL;
return;
}
mLODFile[lod] = filename;
std::map<std::string, std::string> joint_alias_map;
getJointAliases(joint_alias_map);
mModelLoader = new LLDAELoader(
filename,
lod,
&LLModelPreview::loadedCallback,
&LLModelPreview::lookupJointByName,
&LLModelPreview::loadTextures,
&LLModelPreview::stateChangedCallback,
this,
mJointTransformMap,
mJointsFromNode,
joint_alias_map,
LLSkinningUtil::getMaxJointCount(),
gSavedSettings.getU32("ImporterModelLimit"),
gSavedSettings.getBOOL("ImporterPreprocessDAE"));
if (force_disable_slm)
{
mModelLoader->mTrySLM = false;
}
else {
// For MAINT-6647, we have set force_disable_slm to true,
// which means this code path will never be taken. Trying to
// re-use SLM files has never worked properly; in particular,
// it tends to force the UI into strange checkbox options
// which cannot be altered.
//only try to load from slm if viewer is configured to do so and this is the
//initial model load (not an LoD or physics shape)
mModelLoader->mTrySLM = gSavedSettings.getBOOL("MeshImportUseSLM") && mUploadData.empty();
}
mModelLoader->start();
mFMP->childSetTextArg("status", "[STATUS]", mFMP->getString("status_reading_file"));
setPreviewLOD(lod);
if (getLoadState() >= LLModelLoader::ERROR_PARSING)
{
mFMP->childDisable("ok_btn");
mFMP->childDisable("calculate_btn");
}
if (lod == mPreviewLOD)
{
mFMP->childSetValue("lod_file_" + lod_name[lod], mLODFile[lod]);
}
else if (lod == LLModel::LOD_PHYSICS)
{
mFMP->childSetValue("physics_file", mLODFile[lod]);
}
mFMP->openFloater();
}
void LLModelPreview::setPhysicsFromLOD(S32 lod)
{
assert_main_thread();
if (lod >= 0 && lod <= 3)
{
mPhysicsSearchLOD = lod;
mModel[LLModel::LOD_PHYSICS] = mModel[lod];
mScene[LLModel::LOD_PHYSICS] = mScene[lod];
mLODFile[LLModel::LOD_PHYSICS].clear();
mFMP->childSetValue("physics_file", mLODFile[LLModel::LOD_PHYSICS]);
mVertexBuffer[LLModel::LOD_PHYSICS].clear();
rebuildUploadData();
refresh();
updateStatusMessages();
}
}
void LLModelPreview::clearIncompatible(S32 lod)
{
//Don't discard models if specified model is the physic rep
if (lod == LLModel::LOD_PHYSICS)
{
return;
}
// at this point we don't care about sub-models,
// different amount of sub-models means face count mismatch, not incompatibility
U32 lod_size = countRootModels(mModel[lod]);
bool replaced_base_model = (lod == LLModel::LOD_HIGH);
for (U32 i = 0; i <= LLModel::LOD_HIGH; i++)
{
// Clear out any entries that aren't compatible with this model
if (i != lod)
{ if (countRootModels(mModel[i]) != lod_size)
{
mModel[i].clear();
mScene[i].clear();
mVertexBuffer[i].clear();
if (i == LLModel::LOD_HIGH)
{
mBaseModel = mModel[lod];
mBaseScene = mScene[lod];
mVertexBuffer[5].clear();
replaced_base_model = true;
}
}
}
}
if (replaced_base_model && !mGenLOD)
{
// In case base was replaced, we might need to restart generation
// Check if already started
bool subscribe_for_generation = mLodsQuery.empty();
// Remove previously scheduled work
mLodsQuery.clear();
LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
if (!fmp) return;
// Schedule new work
for (S32 i = LLModel::LOD_HIGH; i >= 0; --i)
{
if (mModel[i].empty())
{
// Base model was replaced, regenerate this lod if applicable
LLComboBox* lod_combo = mFMP->findChild<LLComboBox>("lod_source_" + lod_name[i]);
if (!lod_combo) return;
S32 lod_mode = lod_combo->getCurrentIndex();
if (lod_mode != LOD_FROM_FILE)
{
mLodsQuery.push_back(i);
}
}
}
// Subscribe if we have pending work and not subscribed yet
if (!mLodsQuery.empty() && subscribe_for_generation)
{
doOnIdleRepeating(lodQueryCallback);
}
}
}
void LLModelPreview::loadModelCallback(S32 loaded_lod)
{
assert_main_thread();
LLMutexLock lock(this);
if (!mModelLoader)
{
mLoading = false;
return;
}
if (getLoadState() >= LLModelLoader::ERROR_PARSING)
{
mLoading = false;
mModelLoader = NULL;
mLodsWithParsingError.push_back(loaded_lod); return;
}
mLodsWithParsingError.erase(std::remove(mLodsWithParsingError.begin(), mLodsWithParsingError.end(), loaded_lod), mLodsWithParsingError.end());
if (mLodsWithParsingError.empty())
{
mFMP->childEnable("calculate_btn");
}
// Copy determinations about rig so UI will reflect them
//
setRigValidForJointPositionUpload(mModelLoader->isRigValidForJointPositionUpload());
setLegacyRigFlags(mModelLoader->getLegacyRigFlags());
mModelLoader->loadTextures();
if (loaded_lod == -1)
{ //populate all LoDs from model loader scene
mBaseModel.clear();
mBaseScene.clear();
bool skin_weights = false;
bool joint_overrides = false;
bool lock_scale_if_joint_position = false;
for (S32 lod = 0; lod < LLModel::NUM_LODS; ++lod)
{ //for each LoD
//clear scene and model info
mScene[lod].clear();
mModel[lod].clear();
mVertexBuffer[lod].clear();
if (mModelLoader->mScene.begin()->second[0].mLOD[lod].notNull())
{ //if this LoD exists in the loaded scene
//copy scene to current LoD
mScene[lod] = mModelLoader->mScene;
//touch up copied scene to look like current LoD
for (LLModelLoader::scene::iterator iter = mScene[lod].begin(); iter != mScene[lod].end(); ++iter)
{
LLModelLoader::model_instance_list& list = iter->second;
for (LLModelLoader::model_instance_list::iterator list_iter = list.begin(); list_iter != list.end(); ++list_iter)
{
//override displayed model with current LoD
list_iter->mModel = list_iter->mLOD[lod];
if (!list_iter->mModel)
{
continue;
}
//add current model to current LoD's model list (LLModel::mLocalID makes a good vector index)
S32 idx = list_iter->mModel->mLocalID;
if (mModel[lod].size() <= idx)
{ //stretch model list to fit model at given index
mModel[lod].resize(idx + 1);
}
mModel[lod][idx] = list_iter->mModel;
if (!list_iter->mModel->mSkinWeights.empty())
{
skin_weights = true;
if (!list_iter->mModel->mSkinInfo.mAlternateBindMatrix.empty())
{
joint_overrides = true; }
if (list_iter->mModel->mSkinInfo.mLockScaleIfJointPosition)
{
lock_scale_if_joint_position = true;
}
}
}
}
}
}
if (mFMP)
{
LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
if (skin_weights)
{ //enable uploading/previewing of skin weights if present in .slm file
fmp->enableViewOption("show_skin_weight");
mViewOption["show_skin_weight"] = true;
fmp->childSetValue("upload_skin", true);
}
if (joint_overrides)
{
fmp->enableViewOption("show_joint_overrides");
mViewOption["show_joint_overrides"] = true;
fmp->enableViewOption("show_joint_positions");
mViewOption["show_joint_positions"] = true;
fmp->childSetValue("upload_joints", true);
}
else
{
fmp->clearAvatarTab();
}
if (lock_scale_if_joint_position)
{
fmp->enableViewOption("lock_scale_if_joint_position");
mViewOption["lock_scale_if_joint_position"] = true;
fmp->childSetValue("lock_scale_if_joint_position", true);
}
}
//copy high lod to base scene for LoD generation
mBaseScene = mScene[LLModel::LOD_HIGH];
mBaseModel = mModel[LLModel::LOD_HIGH];
mDirty = true;
resetPreviewTarget();
}
else
{ //only replace given LoD
mModel[loaded_lod] = mModelLoader->mModelList;
mScene[loaded_lod] = mModelLoader->mScene;
mVertexBuffer[loaded_lod].clear();
setPreviewLOD(loaded_lod);
if (loaded_lod == LLModel::LOD_HIGH)
{ //save a copy of the highest LOD for automatic LOD manipulation
if (mBaseModel.empty())
{ //first time we've loaded a model, auto-gen LoD
mGenLOD = true;
}
mBaseModel = mModel[loaded_lod];
mBaseScene = mScene[loaded_lod];
mVertexBuffer[5].clear();
} else
{
if (loaded_lod == LLModel::LOD_PHYSICS)
{ // Explicitly loading physics. See if there is a default mesh.
LLMatrix4 ignored_transform; // Each mesh that uses this will supply their own.
mDefaultPhysicsShapeP = nullptr;
FindModel(mScene[loaded_lod], DEFAULT_PHYSICS_MESH_NAME + getLodSuffix(loaded_lod), mDefaultPhysicsShapeP, ignored_transform);
mWarnOfUnmatchedPhyicsMeshes = true;
}
BOOL legacyMatching = gSavedSettings.getBOOL("ImporterLegacyMatching");
if (!legacyMatching)
{
if (!mBaseModel.empty())
{
BOOL name_based = FALSE;
BOOL has_submodels = FALSE;
for (U32 idx = 0; idx < mBaseModel.size(); ++idx)
{
if (mBaseModel[idx]->mSubmodelID)
{ // don't do index-based renaming when the base model has submodels
has_submodels = TRUE;
if (mImporterDebug)
{
std::ostringstream out;
out << "High LOD has submodels";
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
break;
}
}
for (U32 idx = 0; idx < mModel[loaded_lod].size(); ++idx)
{
std::string loaded_name = stripSuffix(mModel[loaded_lod][idx]->mLabel);
LLModel* found_model = NULL;
LLMatrix4 transform;
FindModel(mBaseScene, loaded_name, found_model, transform);
if (found_model)
{ // don't rename correctly named models (even if they are placed in a wrong order)
name_based = TRUE;
}
if (mModel[loaded_lod][idx]->mSubmodelID)
{ // don't rename the models when loaded LOD model has submodels
has_submodels = TRUE;
}
}
if (mImporterDebug)
{
std::ostringstream out;
out << "Loaded LOD " << loaded_lod << ": correct names" << (name_based ? "" : "NOT ") << "found; submodels " << (has_submodels ? "" : "NOT ") << "found";
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
if (!name_based && !has_submodels)
{ // replace the name of the model loaded for any non-HIGH LOD to match the others (MAINT-5601)
// this actually works like "ImporterLegacyMatching" for this particular LOD
for (U32 idx = 0; idx < mModel[loaded_lod].size() && idx < mBaseModel.size(); ++idx)
{
std::string name = mBaseModel[idx]->mLabel;
std::string loaded_name = stripSuffix(mModel[loaded_lod][idx]->mLabel);
if (loaded_name != name)
{
name += getLodSuffix(loaded_lod);
if (mImporterDebug)
{
std::ostringstream out;
out << "Loded model name " << mModel[loaded_lod][idx]->mLabel;
out << " for LOD " << loaded_lod;
out << " doesn't match the base model. Renaming to " << name;
LL_WARNS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
}
mModel[loaded_lod][idx]->mLabel = name;
}
}
}
}
}
}
clearIncompatible(loaded_lod);
mDirty = true;
if (loaded_lod == LLModel::LOD_HIGH)
{
resetPreviewTarget();
}
}
mLoading = false;
if (mFMP)
{
if (!mBaseModel.empty())
{
const std::string& model_name = mBaseModel[0]->getName();
LLLineEditor* description_form = mFMP->getChild<LLLineEditor>("description_form");
if (description_form->getText().empty())
{
description_form->setText(model_name);
}
// Add info to log that loading is complete (purpose: separator between loading and other logs)
LLSD args;
args["MODEL_NAME"] = model_name; // Teoretically shouldn't be empty, but might be better idea to add filename here
LLFloaterModelPreview::addStringToLog("ModelLoaded", args, false, loaded_lod);
}
}
refresh();
mModelLoadedSignal();
mModelLoader = NULL;
}
void LLModelPreview::resetPreviewTarget()
{
if (mModelLoader)
{
mPreviewTarget = (mModelLoader->mExtents[0] + mModelLoader->mExtents[1]) * 0.5f;
mPreviewScale = (mModelLoader->mExtents[1] - mModelLoader->mExtents[0]) * 0.5f;
}
setPreviewTarget(mPreviewScale.magVec()*10.f);
}
void LLModelPreview::generateNormals()
{
assert_main_thread();
S32 which_lod = mPreviewLOD;
if (which_lod > 4 || which_lod < 0 ||
mModel[which_lod].empty()) {
return;
}
F32 angle_cutoff = mFMP->childGetValue("crease_angle").asReal();
mRequestedCreaseAngle[which_lod] = angle_cutoff;
angle_cutoff *= DEG_TO_RAD;
if (which_lod == 3 && !mBaseModel.empty())
{
if (mBaseModelFacesCopy.empty())
{
mBaseModelFacesCopy.reserve(mBaseModel.size());
for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it)
{
v_LLVolumeFace_t faces;
(*it)->copyFacesTo(faces);
mBaseModelFacesCopy.push_back(faces);
}
}
for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it)
{
(*it)->generateNormals(angle_cutoff);
}
mVertexBuffer[5].clear();
}
bool perform_copy = mModelFacesCopy[which_lod].empty();
if (perform_copy) {
mModelFacesCopy[which_lod].reserve(mModel[which_lod].size());
}
for (LLModelLoader::model_list::iterator it = mModel[which_lod].begin(), itE = mModel[which_lod].end(); it != itE; ++it)
{
if (perform_copy)
{
v_LLVolumeFace_t faces;
(*it)->copyFacesTo(faces);
mModelFacesCopy[which_lod].push_back(faces);
}
(*it)->generateNormals(angle_cutoff);
}
mVertexBuffer[which_lod].clear();
refresh();
updateStatusMessages();
}
void LLModelPreview::restoreNormals()
{
S32 which_lod = mPreviewLOD;
if (which_lod > 4 || which_lod < 0 ||
mModel[which_lod].empty())
{
return;
}
if (!mBaseModelFacesCopy.empty())
{
llassert(mBaseModelFacesCopy.size() == mBaseModel.size());
vv_LLVolumeFace_t::const_iterator itF = mBaseModelFacesCopy.begin();
for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it, ++itF)
{ (*it)->copyFacesFrom((*itF));
}
mBaseModelFacesCopy.clear();
}
if (!mModelFacesCopy[which_lod].empty())
{
vv_LLVolumeFace_t::const_iterator itF = mModelFacesCopy[which_lod].begin();
for (LLModelLoader::model_list::iterator it = mModel[which_lod].begin(), itE = mModel[which_lod].end(); it != itE; ++it, ++itF)
{
(*it)->copyFacesFrom((*itF));
}
mModelFacesCopy[which_lod].clear();
}
mVertexBuffer[which_lod].clear();
refresh();
updateStatusMessages();
}
// Runs per object, but likely it is a better way to run per model+submodels
// returns a ratio of base model indices to resulting indices
// returns -1 in case of failure
F32 LLModelPreview::genMeshOptimizerPerModel(LLModel *base_model, LLModel *target_model, F32 indices_decimator, F32 error_threshold, eSimplificationMode simplification_mode)
{
// I. Weld faces together
// Figure out buffer size
S32 size_indices = 0;
S32 size_vertices = 0;
for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
{
const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
size_indices += face.mNumIndices;
size_vertices += face.mNumVertices;
}
if (size_indices < 3)
{
return -1;
}
// Allocate buffers, note that we are using U32 buffer instead of U16
U32* combined_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
U32* output_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
// extra space for normals and text coords
S32 tc_bytes_size = ((size_vertices * sizeof(LLVector2)) + 0xF) & ~0xF;
LLVector4a* combined_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 2 * size_vertices + tc_bytes_size);
LLVector4a* combined_normals = combined_positions + size_vertices;
LLVector2* combined_tex_coords = (LLVector2*)(combined_normals + size_vertices);
// copy indices and vertices into new buffers
S32 combined_positions_shift = 0;
S32 indices_idx_shift = 0;
S32 combined_indices_shift = 0;
for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
{
const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
// Vertices
S32 copy_bytes = face.mNumVertices * sizeof(LLVector4a);
LLVector4a::memcpyNonAliased16((F32*)(combined_positions + combined_positions_shift), (F32*)face.mPositions, copy_bytes);
// Normals
LLVector4a::memcpyNonAliased16((F32*)(combined_normals + combined_positions_shift), (F32*)face.mNormals, copy_bytes);
// Tex coords copy_bytes = face.mNumVertices * sizeof(LLVector2);
memcpy((void*)(combined_tex_coords + combined_positions_shift), (void*)face.mTexCoords, copy_bytes);
combined_positions_shift += face.mNumVertices;
// Indices
// Sadly can't do dumb memcpy for indices, need to adjust each value
for (S32 i = 0; i < face.mNumIndices; ++i)
{
U16 idx = face.mIndices[i];
combined_indices[combined_indices_shift] = idx + indices_idx_shift;
combined_indices_shift++;
}
indices_idx_shift += face.mNumVertices;
}
// II. Generate a shadow buffer if nessesary.
// Welds together vertices if possible
U32* shadow_indices = NULL;
// if MESH_OPTIMIZER_FULL, just leave as is, since generateShadowIndexBufferU32
// won't do anything new, model was remaped on a per face basis.
// Similar for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
// since 'simplifySloppy' ignores all topology, including normals and uvs.
// Note: simplifySloppy can affect UVs significantly.
if (simplification_mode == MESH_OPTIMIZER_NO_NORMALS)
{
// strip normals, reflections should restore relatively correctly
shadow_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
LLMeshOptimizer::generateShadowIndexBufferU32(shadow_indices, combined_indices, size_indices, combined_positions, NULL, combined_tex_coords, size_vertices);
}
if (simplification_mode == MESH_OPTIMIZER_NO_UVS)
{
// strip uvs, can heavily affect textures
shadow_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
LLMeshOptimizer::generateShadowIndexBufferU32(shadow_indices, combined_indices, size_indices, combined_positions, NULL, NULL, size_vertices);
}
U32* source_indices = NULL;
if (shadow_indices)
{
source_indices = shadow_indices;
}
else
{
source_indices = combined_indices;
}
// III. Simplify
S32 target_indices = 0;
F32 result_error = 0; // how far from original the model is, 1 == 100%
S32 size_new_indices = 0;
if (indices_decimator > 0)
{
target_indices = llclamp(llfloor(size_indices / indices_decimator), 3, (S32)size_indices); // leave at least one triangle
}
else // indices_decimator can be zero for error_threshold based calculations
{
target_indices = 3;
}
size_new_indices = LLMeshOptimizer::simplifyU32(
output_indices,
source_indices,
size_indices,
combined_positions,
size_vertices,
LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX], target_indices,
error_threshold,
simplification_mode == MESH_OPTIMIZER_NO_TOPOLOGY,
&result_error);
if (result_error < 0)
{
LL_WARNS() << "Negative result error from meshoptimizer for model " << target_model->mLabel
<< " target Indices: " << target_indices
<< " new Indices: " << size_new_indices
<< " original count: " << size_indices << LL_ENDL;
}
// free unused buffers
ll_aligned_free_32(combined_indices);
ll_aligned_free_32(shadow_indices);
combined_indices = NULL;
shadow_indices = NULL;
if (size_new_indices < 3)
{
// Model should have at least one visible triangle
ll_aligned_free<64>(combined_positions);
ll_aligned_free_32(output_indices);
return -1;
}
// IV. Repack back into individual faces
LLVector4a* buffer_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 2 * size_vertices + tc_bytes_size);
LLVector4a* buffer_normals = buffer_positions + size_vertices;
LLVector2* buffer_tex_coords = (LLVector2*)(buffer_normals + size_vertices);
S32 buffer_idx_size = (size_indices * sizeof(U16) + 0xF) & ~0xF;
U16* buffer_indices = (U16*)ll_aligned_malloc_16(buffer_idx_size);
S32* old_to_new_positions_map = new S32[size_vertices];
S32 buf_positions_copied = 0;
S32 buf_indices_copied = 0;
indices_idx_shift = 0;
S32 valid_faces = 0;
// Crude method to copy indices back into face
for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
{
const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
// reset data for new run
buf_positions_copied = 0;
buf_indices_copied = 0;
bool copy_triangle = false;
S32 range = indices_idx_shift + face.mNumVertices;
for (S32 i = 0; i < size_vertices; i++)
{
old_to_new_positions_map[i] = -1;
}
// Copy relevant indices and vertices
for (S32 i = 0; i < size_new_indices; ++i)
{
U32 idx = output_indices[i];
if ((i % 3) == 0)
{
copy_triangle = idx >= indices_idx_shift && idx < range;
}
if (copy_triangle)
{ if (old_to_new_positions_map[idx] == -1)
{
// New position, need to copy it
// Validate size
if (buf_positions_copied >= U16_MAX)
{
// Normally this shouldn't happen since the whole point is to reduce amount of vertices
// but it might happen if user tries to run optimization with too large triangle or error value
// so fallback to 'per face' mode or verify requested limits and copy base model as is.
LL_WARNS() << "Over triangle limit. Failed to optimize in 'per object' mode, falling back to per face variant for"
<< " model " << target_model->mLabel
<< " target Indices: " << target_indices
<< " new Indices: " << size_new_indices
<< " original count: " << size_indices
<< " error treshold: " << error_threshold
<< LL_ENDL;
// U16 vertices overflow shouldn't happen, but just in case
size_new_indices = 0;
valid_faces = 0;
for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
{
genMeshOptimizerPerFace(base_model, target_model, face_idx, indices_decimator, error_threshold, simplification_mode);
const LLVolumeFace &face = target_model->getVolumeFace(face_idx);
size_new_indices += face.mNumIndices;
if (face.mNumIndices >= 3)
{
valid_faces++;
}
}
if (valid_faces)
{
return (F32)size_indices / (F32)size_new_indices;
}
else
{
return -1;
}
}
// Copy vertice, normals, tcs
buffer_positions[buf_positions_copied] = combined_positions[idx];
buffer_normals[buf_positions_copied] = combined_normals[idx];
buffer_tex_coords[buf_positions_copied] = combined_tex_coords[idx];
old_to_new_positions_map[idx] = buf_positions_copied;
buffer_indices[buf_indices_copied] = (U16)buf_positions_copied;
buf_positions_copied++;
}
else
{
// existing position
buffer_indices[buf_indices_copied] = (U16)old_to_new_positions_map[idx];
}
buf_indices_copied++;
}
}
if (buf_positions_copied >= U16_MAX)
{
break;
}
LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
//new_face = face; //temp
if (buf_indices_copied < 3)
{
// face was optimized away new_face.resizeIndices(3);
new_face.resizeVertices(1);
memset(new_face.mIndices, 0, sizeof(U16) * 3);
new_face.mPositions[0].clear(); // set first vertice to 0
new_face.mNormals[0].clear();
new_face.mTexCoords[0].setZero();
}
else
{
new_face.resizeIndices(buf_indices_copied);
new_face.resizeVertices(buf_positions_copied);
S32 idx_size = (buf_indices_copied * sizeof(U16) + 0xF) & ~0xF;
LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)buffer_indices, idx_size);
LLVector4a::memcpyNonAliased16((F32*)new_face.mPositions, (F32*)buffer_positions, buf_positions_copied * sizeof(LLVector4a));
LLVector4a::memcpyNonAliased16((F32*)new_face.mNormals, (F32*)buffer_normals, buf_positions_copied * sizeof(LLVector4a));
U32 tex_size = (buf_positions_copied * sizeof(LLVector2) + 0xF)&~0xF;
LLVector4a::memcpyNonAliased16((F32*)new_face.mTexCoords, (F32*)buffer_tex_coords, tex_size);
valid_faces++;
}
indices_idx_shift += face.mNumVertices;
}
delete[]old_to_new_positions_map;
ll_aligned_free<64>(combined_positions);
ll_aligned_free<64>(buffer_positions);
ll_aligned_free_32(output_indices);
ll_aligned_free_16(buffer_indices);
if (size_new_indices < 3 || valid_faces == 0)
{
// Model should have at least one visible triangle
return -1;
}
return (F32)size_indices / (F32)size_new_indices;
}
F32 LLModelPreview::genMeshOptimizerPerFace(LLModel *base_model, LLModel *target_model, U32 face_idx, F32 indices_decimator, F32 error_threshold, eSimplificationMode simplification_mode)
{
const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
S32 size_indices = face.mNumIndices;
if (size_indices < 3)
{
return -1;
}
S32 size = (size_indices * sizeof(U16) + 0xF) & ~0xF;
U16* output_indices = (U16*)ll_aligned_malloc_16(size);
U16* shadow_indices = NULL;
// if MESH_OPTIMIZER_FULL, just leave as is, since generateShadowIndexBufferU32
// won't do anything new, model was remaped on a per face basis.
// Similar for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
// since 'simplifySloppy' ignores all topology, including normals and uvs.
if (simplification_mode == MESH_OPTIMIZER_NO_NORMALS)
{
U16* shadow_indices = (U16*)ll_aligned_malloc_16(size);
LLMeshOptimizer::generateShadowIndexBufferU16(shadow_indices, face.mIndices, size_indices, face.mPositions, NULL, face.mTexCoords, face.mNumVertices);
}
if (simplification_mode == MESH_OPTIMIZER_NO_UVS)
{
U16* shadow_indices = (U16*)ll_aligned_malloc_16(size);
LLMeshOptimizer::generateShadowIndexBufferU16(shadow_indices, face.mIndices, size_indices, face.mPositions, NULL, NULL, face.mNumVertices);
}
// Don't run ShadowIndexBuffer for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
U16* source_indices = NULL;
if (shadow_indices)
{
source_indices = shadow_indices;
}
else
{
source_indices = face.mIndices;
}
S32 target_indices = 0;
F32 result_error = 0; // how far from original the model is, 1 == 100%
S32 size_new_indices = 0;
if (indices_decimator > 0)
{
target_indices = llclamp(llfloor(size_indices / indices_decimator), 3, (S32)size_indices); // leave at least one triangle
}
else
{
target_indices = 3;
}
size_new_indices = LLMeshOptimizer::simplify(
output_indices,
source_indices,
size_indices,
face.mPositions,
face.mNumVertices,
LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
target_indices,
error_threshold,
simplification_mode == MESH_OPTIMIZER_NO_TOPOLOGY,
&result_error);
if (result_error < 0)
{
LL_WARNS() << "Negative result error from meshoptimizer for face " << face_idx
<< " of model " << target_model->mLabel
<< " target Indices: " << target_indices
<< " new Indices: " << size_new_indices
<< " original count: " << size_indices
<< " error treshold: " << error_threshold
<< LL_ENDL;
}
LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
// Copy old values
new_face = face;
if (size_new_indices < 3)
{
if (simplification_mode != MESH_OPTIMIZER_NO_TOPOLOGY)
{
// meshopt_optimizeSloppy() can optimize triangles away even if target_indices is > 2,
// but optimize() isn't supposed to
LL_INFOS() << "No indices generated by meshoptimizer for face " << face_idx
<< " of model " << target_model->mLabel
<< " target Indices: " << target_indices
<< " original count: " << size_indices
<< " error treshold: " << error_threshold
<< LL_ENDL;
}
// Face got optimized away
// Generate empty triangle
new_face.resizeIndices(3);
new_face.resizeVertices(1); memset(new_face.mIndices, 0, sizeof(U16) * 3);
new_face.mPositions[0].clear(); // set first vertice to 0
new_face.mNormals[0].clear();
new_face.mTexCoords[0].setZero();
}
else
{
// Assign new values
new_face.resizeIndices(size_new_indices); // will wipe out mIndices, so new_face can't substitute output
S32 idx_size = (size_new_indices * sizeof(U16) + 0xF) & ~0xF;
LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)output_indices, idx_size);
// Clear unused values
new_face.optimize();
}
ll_aligned_free_16(output_indices);
ll_aligned_free_16(shadow_indices);
if (size_new_indices < 3)
{
// At least one triangle is needed
return -1;
}
return (F32)size_indices / (F32)size_new_indices;
}
void LLModelPreview::genMeshOptimizerLODs(S32 which_lod, S32 meshopt_mode, U32 decimation, bool enforce_tri_limit)
{
LL_INFOS() << "Generating lod " << which_lod << " using meshoptimizer" << LL_ENDL;
// Allow LoD from -1 to LLModel::LOD_PHYSICS
if (which_lod < -1 || which_lod > LLModel::NUM_LODS - 1)
{
std::ostringstream out;
out << "Invalid level of detail: " << which_lod;
LL_WARNS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
assert(lod >= -1 && lod < LLModel::NUM_LODS);
return;
}
if (mBaseModel.empty())
{
return;
}
//get the triangle count for all base models
S32 base_triangle_count = 0;
for (S32 i = 0; i < mBaseModel.size(); ++i)
{
base_triangle_count += mBaseModel[i]->getNumTriangles();
}
// Urgh...
// TODO: add interface to mFMP to get error treshold or let mFMP write one into LLModelPreview
// We should not be accesing views from other class!
U32 lod_mode = LIMIT_TRIANGLES;
F32 indices_decimator = 0;
F32 triangle_limit = 0;
F32 lod_error_threshold = 1; //100%
// If requesting a single lod
if (which_lod > -1 && which_lod < NUM_LOD)
{
LLCtrlSelectionInterface* iface = mFMP->childGetSelectionInterface("lod_mode_" + lod_name[which_lod]);
if (iface)
{
lod_mode = iface->getFirstSelectedIndex();
}
if (lod_mode == LIMIT_TRIANGLES)
{
if (!enforce_tri_limit)
{
triangle_limit = base_triangle_count;
// reset to default value for this lod
F32 pw = pow((F32)decimation, (F32)(LLModel::LOD_HIGH - which_lod));
triangle_limit /= pw; //indices_ratio can be 1/pw
}
else
{
// UI spacifies limit for all models of single lod
triangle_limit = mFMP->childGetValue("lod_triangle_limit_" + lod_name[which_lod]).asInteger();
}
// meshoptimizer doesn't use triangle limit, it uses indices limit, so convert it to aproximate ratio
// triangle_limit can be 0.
indices_decimator = (F32)base_triangle_count / llmax(triangle_limit, 1.f);
}
else
{
// UI shows 0 to 100%, but meshoptimizer works with 0 to 1
lod_error_threshold = mFMP->childGetValue("lod_error_threshold_" + lod_name[which_lod]).asReal() / 100.f;
}
}
else
{
// we are genrating all lods and each lod will get own indices_decimator
indices_decimator = 1;
triangle_limit = base_triangle_count;
}
mMaxTriangleLimit = base_triangle_count;
// Build models
S32 start = LLModel::LOD_HIGH;
S32 end = 0;
if (which_lod != -1)
{
start = which_lod;
end = which_lod;
}
for (S32 lod = start; lod >= end; --lod)
{
if (which_lod == -1)
{
// we are genrating all lods and each lod gets own indices_ratio
if (lod < start)
{
indices_decimator *= decimation;
triangle_limit /= decimation;
}
}
mRequestedTriangleCount[lod] = triangle_limit;
mRequestedErrorThreshold[lod] = lod_error_threshold * 100;
mRequestedLoDMode[lod] = lod_mode;
mModel[lod].clear();
mModel[lod].resize(mBaseModel.size());
mVertexBuffer[lod].clear();
for (U32 mdl_idx = 0; mdl_idx < mBaseModel.size(); ++mdl_idx) {
LLModel* base = mBaseModel[mdl_idx];
LLVolumeParams volume_params;
volume_params.setType(LL_PCODE_PROFILE_SQUARE, LL_PCODE_PATH_LINE);
mModel[lod][mdl_idx] = new LLModel(volume_params, 0.f);
std::string name = base->mLabel + getLodSuffix(lod);
mModel[lod][mdl_idx]->mLabel = name;
mModel[lod][mdl_idx]->mSubmodelID = base->mSubmodelID;
mModel[lod][mdl_idx]->setNumVolumeFaces(base->getNumVolumeFaces());
LLModel* target_model = mModel[lod][mdl_idx];
S32 model_meshopt_mode = meshopt_mode;
// Ideally this should run not per model,
// but combine all submodels with origin model as well
if (model_meshopt_mode == MESH_OPTIMIZER_PRECISE)
{
// Run meshoptimizer for each face
for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
{
F32 res = genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
if (res < 0)
{
// Mesh optimizer failed and returned an invalid model
const LLVolumeFace &face = base->getVolumeFace(face_idx);
LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
new_face = face;
}
}
}
if (model_meshopt_mode == MESH_OPTIMIZER_SLOPPY)
{
// Run meshoptimizer for each face
for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
{
if (genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY) < 0)
{
// Sloppy failed and returned an invalid model
genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
}
}
}
if (model_meshopt_mode == MESH_OPTIMIZER_AUTO)
{
// Remove progressively more data if we can't reach the target.
F32 allowed_ratio_drift = 1.8f;
F32 precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
{
precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_NORMALS);
}
if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
{
precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_UVS);
}
if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
{
// Try sloppy variant if normal one failed to simplify model enough.
// Sloppy variant can fail entirely and has issues with precision,
// so code needs to do multiple attempts with different decimators.
// Todo: this is a bit of a mess, needs to be refined and improved
F32 last_working_decimator = 0.f;
F32 last_working_ratio = F32_MAX;
F32 sloppy_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
if (sloppy_ratio > 0)
{
// Would be better to do a copy of target_model here, but if
// we need to use sloppy decimation, model should be cheap
// and fast to generate and it won't affect end result
last_working_decimator = indices_decimator;
last_working_ratio = sloppy_ratio;
}
// Sloppy has a tendecy to error into lower side, so a request for 100
// triangles turns into ~70, so check for significant difference from target decimation
F32 sloppy_ratio_drift = 1.4f;
if (lod_mode == LIMIT_TRIANGLES
&& (sloppy_ratio > indices_decimator * sloppy_ratio_drift || sloppy_ratio < 0))
{
// Apply a correction to compensate.
// (indices_decimator / res_ratio) by itself is likely to overshoot to a differend
// side due to overal lack of precision, and we don't need an ideal result, which
// likely does not exist, just a better one, so a partial correction is enough.
F32 sloppy_decimator = indices_decimator * (indices_decimator / sloppy_ratio + 1) / 2;
sloppy_ratio = genMeshOptimizerPerModel(base, target_model, sloppy_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
}
if (last_working_decimator > 0 && sloppy_ratio < last_working_ratio)
{
// Compensation didn't work, return back to previous decimator
sloppy_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
}
if (sloppy_ratio < 0)
{
// Sloppy method didn't work, try with smaller decimation values
{
// Find a decimator that does work
F32 sloppy_decimation_step = sqrt((F32)decimation); // example: 27->15->9->5->3
F32 sloppy_decimator = indices_decimator / sloppy_decimation_step;
U64Microseconds end_time = LLTimer::getTotalTime() + U64Seconds(5);
while (sloppy_ratio < 0
&& sloppy_decimator > precise_ratio
&& sloppy_decimator > 1 // precise_ratio isn't supposed to be below 1, but check just in case
&& end_time > LLTimer::getTotalTime())
{
sloppy_ratio = genMeshOptimizerPerModel(base, target_model, sloppy_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
sloppy_decimator = sloppy_decimator / sloppy_decimation_step;
}
}
}
if (sloppy_ratio < 0 || sloppy_ratio < precise_ratio)
{
// Sloppy variant failed to generate triangles or is worse.
// Can happen with models that are too simple as is.
if (precise_ratio < 0)
{
// Precise method failed as well, just copy face over
target_model->copyVolumeFaces(base);
precise_ratio = 1.f;
}
else
{
// Fallback to normal method precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
}
LL_INFOS() << "Model " << target_model->getName()
<< " lod " << which_lod
<< " resulting ratio " << precise_ratio
<< " simplified using per model method." << LL_ENDL;
}
else
{
LL_INFOS() << "Model " << target_model->getName()
<< " lod " << which_lod
<< " resulting ratio " << sloppy_ratio
<< " sloppily simplified using per model method." << LL_ENDL;
}
}
else
{
LL_INFOS() << "Model " << target_model->getName()
<< " lod " << which_lod
<< " resulting ratio " << precise_ratio
<< " simplified using per model method." << LL_ENDL;
}
}
//blind copy skin weights and just take closest skin weight to point on
//decimated mesh for now (auto-generating LODs with skin weights is still a bit
//of an open problem).
target_model->mPosition = base->mPosition;
target_model->mSkinWeights = base->mSkinWeights;
target_model->mSkinInfo = base->mSkinInfo;
//copy material list
target_model->mMaterialList = base->mMaterialList;
if (!validate_model(target_model))
{
LL_ERRS() << "Invalid model generated when creating LODs" << LL_ENDL;
}
}
//rebuild scene based on mBaseScene
mScene[lod].clear();
mScene[lod] = mBaseScene;
for (U32 i = 0; i < mBaseModel.size(); ++i)
{
LLModel* mdl = mBaseModel[i];
LLModel* target = mModel[lod][i];
if (target)
{
for (LLModelLoader::scene::iterator iter = mScene[lod].begin(); iter != mScene[lod].end(); ++iter)
{
for (U32 j = 0; j < iter->second.size(); ++j)
{
if (iter->second[j].mModel == mdl)
{
iter->second[j].mModel = target;
}
}
}
}
}
}
}
void LLModelPreview::updateStatusMessages()
{
// bit mask values for physics errors. used to prevent overwrite of single line status
// TODO: use this to provied multiline status enum PhysicsError
{
NONE = 0,
NOHAVOK = 1,
DEGENERATE = 2,
TOOMANYHULLS = 4,
TOOMANYVERTSINHULL = 8
};
assert_main_thread();
U32 has_physics_error{ PhysicsError::NONE }; // physics error bitmap
//triangle/vertex/submesh count for each mesh asset for each lod
std::vector<S32> tris[LLModel::NUM_LODS];
std::vector<S32> verts[LLModel::NUM_LODS];
std::vector<S32> submeshes[LLModel::NUM_LODS];
//total triangle/vertex/submesh count for each lod
S32 total_tris[LLModel::NUM_LODS];
S32 total_verts[LLModel::NUM_LODS];
S32 total_submeshes[LLModel::NUM_LODS];
for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
{
total_tris[i] = 0;
total_verts[i] = 0;
total_submeshes[i] = 0;
}
for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
{
LLModelInstance& instance = *iter;
LLModel* model_high_lod = instance.mLOD[LLModel::LOD_HIGH];
if (!model_high_lod)
{
setLoadState(LLModelLoader::ERROR_MATERIALS);
mFMP->childDisable("calculate_btn");
continue;
}
for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
{
LLModel* lod_model = instance.mLOD[i];
if (!lod_model)
{
setLoadState(LLModelLoader::ERROR_MATERIALS);
mFMP->childDisable("calculate_btn");
}
else
{
//for each model in the lod
S32 cur_tris = 0;
S32 cur_verts = 0;
S32 cur_submeshes = lod_model->getNumVolumeFaces();
for (S32 j = 0; j < cur_submeshes; ++j)
{ //for each submesh (face), add triangles and vertices to current total
const LLVolumeFace& face = lod_model->getVolumeFace(j);
cur_tris += face.mNumIndices / 3;
cur_verts += face.mNumVertices;
}
std::string instance_name = instance.mLabel;
if (mImporterDebug)
{
// Useful for debugging generalized complaints below about total submeshes which don't have enough
// context to address exactly what needs to be fixed to move towards compliance with the rules.
// std::ostringstream out;
out << "Instance " << lod_model->mLabel << " LOD " << i << " Verts: " << cur_verts;
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
out.str("");
out << "Instance " << lod_model->mLabel << " LOD " << i << " Tris: " << cur_tris;
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
out.str("");
out << "Instance " << lod_model->mLabel << " LOD " << i << " Faces: " << cur_submeshes;
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
out.str("");
LLModel::material_list::iterator mat_iter = lod_model->mMaterialList.begin();
while (mat_iter != lod_model->mMaterialList.end())
{
out << "Instance " << lod_model->mLabel << " LOD " << i << " Material " << *(mat_iter);
LL_INFOS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
out.str("");
mat_iter++;
}
}
//add this model to the lod total
total_tris[i] += cur_tris;
total_verts[i] += cur_verts;
total_submeshes[i] += cur_submeshes;
//store this model's counts to asset data
tris[i].push_back(cur_tris);
verts[i].push_back(cur_verts);
submeshes[i].push_back(cur_submeshes);
}
}
}
if (mMaxTriangleLimit == 0)
{
mMaxTriangleLimit = total_tris[LLModel::LOD_HIGH];
}
mHasDegenerate = false;
{//check for degenerate triangles in physics mesh
U32 lod = LLModel::LOD_PHYSICS;
const LLVector4a scale(0.5f);
for (U32 i = 0; i < mModel[lod].size() && !mHasDegenerate; ++i)
{ //for each model in the lod
if (mModel[lod][i] && mModel[lod][i]->mPhysics.mHull.empty())
{ //no decomp exists
S32 cur_submeshes = mModel[lod][i]->getNumVolumeFaces();
for (S32 j = 0; j < cur_submeshes && !mHasDegenerate; ++j)
{ //for each submesh (face), add triangles and vertices to current total
LLVolumeFace& face = mModel[lod][i]->getVolumeFace(j);
for (S32 k = 0; (k < face.mNumIndices) && !mHasDegenerate;)
{
U16 index_a = face.mIndices[k + 0];
U16 index_b = face.mIndices[k + 1];
U16 index_c = face.mIndices[k + 2];
if (index_c == 0 && index_b == 0 && index_a == 0) // test in reverse as 3rd index is less likely to be 0 in a normal case
{
LL_DEBUGS("MeshValidation") << "Empty placeholder triangle (3 identical index 0 verts) ignored" << LL_ENDL;
}
else
{
LLVector4a v1; v1.setMul(face.mPositions[index_a], scale); LLVector4a v2; v2.setMul(face.mPositions[index_b], scale);
LLVector4a v3; v3.setMul(face.mPositions[index_c], scale);
if (ll_is_degenerate(v1, v2, v3))
{
mHasDegenerate = true;
}
}
k += 3;
}
}
}
}
}
// flag degenerates here rather than deferring to a MAV error later
mFMP->childSetVisible("physics_status_message_text", mHasDegenerate); //display or clear
auto degenerateIcon = mFMP->getChild<LLIconCtrl>("physics_status_message_icon");
degenerateIcon->setVisible(mHasDegenerate);
if (mHasDegenerate)
{
has_physics_error |= PhysicsError::DEGENERATE;
mFMP->childSetValue("physics_status_message_text", mFMP->getString("phys_status_degenerate_triangles"));
LLUIImagePtr img = LLUI::getUIImage("ModelImport_Status_Error");
degenerateIcon->setImage(img);
}
mFMP->childSetTextArg("submeshes_info", "[SUBMESHES]", llformat("%d", total_submeshes[LLModel::LOD_HIGH]));
std::string mesh_status_na = mFMP->getString("mesh_status_na");
S32 upload_status[LLModel::LOD_HIGH + 1];
mModelNoErrors = true;
const U32 lod_high = LLModel::LOD_HIGH;
U32 high_submodel_count = mModel[lod_high].size() - countRootModels(mModel[lod_high]);
for (S32 lod = 0; lod <= lod_high; ++lod)
{
upload_status[lod] = 0;
std::string message = "mesh_status_good";
if (total_tris[lod] > 0)
{
mFMP->childSetValue(lod_triangles_name[lod], llformat("%d", total_tris[lod]));
mFMP->childSetValue(lod_vertices_name[lod], llformat("%d", total_verts[lod]));
}
else
{
if (lod == lod_high)
{
upload_status[lod] = 2;
message = "mesh_status_missing_lod";
}
else
{
for (S32 i = lod - 1; i >= 0; --i)
{
if (total_tris[i] > 0)
{
upload_status[lod] = 2;
message = "mesh_status_missing_lod";
}
}
}
mFMP->childSetValue(lod_triangles_name[lod], mesh_status_na);
mFMP->childSetValue(lod_vertices_name[lod], mesh_status_na);
}
if (lod != lod_high)
{
if (total_submeshes[lod] && total_submeshes[lod] != total_submeshes[lod_high])
{ //number of submeshes is different
message = "mesh_status_submesh_mismatch";
upload_status[lod] = 2;
}
else if (mModel[lod].size() - countRootModels(mModel[lod]) != high_submodel_count)
{//number of submodels is different, not all faces are matched correctly.
message = "mesh_status_submesh_mismatch";
upload_status[lod] = 2;
// Note: Submodels in instance were loaded from higher LOD and as result face count
// returns same value and total_submeshes[lod] is identical to high_lod one.
}
else if (!tris[lod].empty() && tris[lod].size() != tris[lod_high].size())
{ //number of meshes is different
message = "mesh_status_mesh_mismatch";
upload_status[lod] = 2;
}
else if (!verts[lod].empty())
{
S32 sum_verts_higher_lod = 0;
S32 sum_verts_this_lod = 0;
for (U32 i = 0; i < verts[lod].size(); ++i)
{
sum_verts_higher_lod += ((i < verts[lod + 1].size()) ? verts[lod + 1][i] : 0);
sum_verts_this_lod += verts[lod][i];
}
if ((sum_verts_higher_lod > 0) &&
(sum_verts_this_lod > sum_verts_higher_lod))
{
//too many vertices in this lod
message = "mesh_status_too_many_vertices";
upload_status[lod] = 1;
}
}
}
LLIconCtrl* icon = mFMP->getChild<LLIconCtrl>(lod_icon_name[lod]);
LLUIImagePtr img = LLUI::getUIImage(lod_status_image[upload_status[lod]]);
icon->setVisible(true);
icon->setImage(img);
if (upload_status[lod] >= 2)
{
mModelNoErrors = false;
}
if (lod == mPreviewLOD)
{
mFMP->childSetValue("lod_status_message_text", mFMP->getString(message));
icon = mFMP->getChild<LLIconCtrl>("lod_status_message_icon");
icon->setImage(img);
}
updateLodControls(lod);
}
//warn if hulls have more than 256 points in them
BOOL physExceededVertexLimit = FALSE;
for (U32 i = 0; mModelNoErrors && i < mModel[LLModel::LOD_PHYSICS].size(); ++i)
{
LLModel* mdl = mModel[LLModel::LOD_PHYSICS][i];
if (mdl)
{
for (U32 j = 0; j < mdl->mPhysics.mHull.size(); ++j) {
if (mdl->mPhysics.mHull[j].size() > 256)
{
physExceededVertexLimit = TRUE;
LL_INFOS() << "Physical model " << mdl->mLabel << " exceeds vertex per hull limitations." << LL_ENDL;
break;
}
}
}
}
if (physExceededVertexLimit)
{
has_physics_error |= PhysicsError::TOOMANYVERTSINHULL;
}
if (!(has_physics_error & PhysicsError::DEGENERATE)){ // only update this field (incluides clearing it) if it is not already in use.
mFMP->childSetVisible("physics_status_message_text", physExceededVertexLimit);
LLIconCtrl* physStatusIcon = mFMP->getChild<LLIconCtrl>("physics_status_message_icon");
physStatusIcon->setVisible(physExceededVertexLimit);
if (physExceededVertexLimit)
{
mFMP->childSetValue("physics_status_message_text", mFMP->getString("phys_status_vertex_limit_exceeded"));
LLUIImagePtr img = LLUI::getUIImage("ModelImport_Status_Warning");
physStatusIcon->setImage(img);
}
}
if (getLoadState() >= LLModelLoader::ERROR_PARSING)
{
mModelNoErrors = false;
LL_INFOS() << "Loader returned errors, model can't be uploaded" << LL_ENDL;
}
bool uploadingSkin = mFMP->childGetValue("upload_skin").asBoolean();
bool uploadingJointPositions = mFMP->childGetValue("upload_joints").asBoolean();
if (uploadingSkin)
{
if (uploadingJointPositions && !isRigValidForJointPositionUpload())
{
mModelNoErrors = false;
LL_INFOS() << "Invalid rig, there might be issues with uploading Joint positions" << LL_ENDL;
}
}
if (mModelNoErrors && mModelLoader)
{
if (!mModelLoader->areTexturesReady() && mFMP->childGetValue("upload_textures").asBoolean())
{
// Some textures are still loading, prevent upload until they are done
mModelNoErrors = false;
}
}
if (!mModelNoErrors || mHasDegenerate)
{
mFMP->childDisable("ok_btn");
mFMP->childDisable("calculate_btn");
}
else
{
mFMP->childEnable("ok_btn");
mFMP->childEnable("calculate_btn");
}
if (mModelNoErrors && mLodsWithParsingError.empty())
{
mFMP->childEnable("calculate_btn");
} else
{
mFMP->childDisable("calculate_btn");
}
//add up physics triangles etc
S32 phys_tris = 0;
S32 phys_hulls = 0;
S32 phys_points = 0;
//get the triangle count for the whole scene
for (LLModelLoader::scene::iterator iter = mScene[LLModel::LOD_PHYSICS].begin(), endIter = mScene[LLModel::LOD_PHYSICS].end(); iter != endIter; ++iter)
{
for (LLModelLoader::model_instance_list::iterator instance = iter->second.begin(), end_instance = iter->second.end(); instance != end_instance; ++instance)
{
LLModel* model = instance->mModel;
if (model)
{
S32 cur_submeshes = model->getNumVolumeFaces();
LLModel::convex_hull_decomposition& decomp = model->mPhysics.mHull;
if (!decomp.empty())
{
phys_hulls += decomp.size();
for (U32 i = 0; i < decomp.size(); ++i)
{
phys_points += decomp[i].size();
}
}
else
{ //choose physics shape OR decomposition, can't use both
for (S32 j = 0; j < cur_submeshes; ++j)
{ //for each submesh (face), add triangles and vertices to current total
const LLVolumeFace& face = model->getVolumeFace(j);
phys_tris += face.mNumIndices / 3;
}
}
}
}
}
if (phys_tris > 0)
{
mFMP->childSetTextArg("physics_triangles", "[TRIANGLES]", llformat("%d", phys_tris));
}
else
{
mFMP->childSetTextArg("physics_triangles", "[TRIANGLES]", mesh_status_na);
}
if (phys_hulls > 0)
{
mFMP->childSetTextArg("physics_hulls", "[HULLS]", llformat("%d", phys_hulls));
mFMP->childSetTextArg("physics_points", "[POINTS]", llformat("%d", phys_points));
}
else
{
mFMP->childSetTextArg("physics_hulls", "[HULLS]", mesh_status_na);
mFMP->childSetTextArg("physics_points", "[POINTS]", mesh_status_na);
}
LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
if (fmp)
{
if (phys_tris > 0 || phys_hulls > 0)
{
if (!fmp->isViewOptionEnabled("show_physics"))
{
fmp->enableViewOption("show_physics"); mViewOption["show_physics"] = true;
fmp->childSetValue("show_physics", true);
}
}
else
{
fmp->disableViewOption("show_physics");
mViewOption["show_physics"] = false;
fmp->childSetValue("show_physics", false);
}
//bool use_hull = fmp->childGetValue("physics_use_hull").asBoolean();
//fmp->childSetEnabled("physics_optimize", !use_hull);
bool enable = (phys_tris > 0 || phys_hulls > 0) && fmp->mCurRequest.empty();
//enable = enable && !use_hull && fmp->childGetValue("physics_optimize").asBoolean();
//enable/disable "analysis" UI
LLPanel* panel = fmp->getChild<LLPanel>("physics analysis");
LLView* child = panel->getFirstChild();
while (child)
{
child->setEnabled(enable);
child = panel->findNextSibling(child);
}
enable = phys_hulls > 0 && fmp->mCurRequest.empty();
//enable/disable "simplification" UI
panel = fmp->getChild<LLPanel>("physics simplification");
child = panel->getFirstChild();
while (child)
{
child->setEnabled(enable);
child = panel->findNextSibling(child);
}
if (fmp->mCurRequest.empty())
{
fmp->childSetVisible("Simplify", true);
fmp->childSetVisible("simplify_cancel", false);
fmp->childSetVisible("Decompose", true);
fmp->childSetVisible("decompose_cancel", false);
if (phys_hulls > 0)
{
fmp->childEnable("Simplify");
}
if (phys_tris || phys_hulls > 0)
{
fmp->childEnable("Decompose");
}
}
else
{
fmp->childEnable("simplify_cancel");
fmp->childEnable("decompose_cancel");
}
}
LLCtrlSelectionInterface* iface = fmp->childGetSelectionInterface("physics_lod_combo");
S32 which_mode = 0;
S32 file_mode = 1;
if (iface)
{
which_mode = iface->getFirstSelectedIndex();
file_mode = iface->getItemCount() - 1; }
if (which_mode == file_mode)
{
mFMP->childEnable("physics_file");
mFMP->childEnable("physics_browse");
}
else
{
mFMP->childDisable("physics_file");
mFMP->childDisable("physics_browse");
}
LLSpinCtrl* crease = mFMP->getChild<LLSpinCtrl>("crease_angle");
if (mRequestedCreaseAngle[mPreviewLOD] == -1.f)
{
mFMP->childSetColor("crease_label", LLColor4::grey);
crease->forceSetValue(75.f);
}
else
{
mFMP->childSetColor("crease_label", LLColor4::white);
crease->forceSetValue(mRequestedCreaseAngle[mPreviewLOD]);
}
mModelUpdatedSignal(true);
}
void LLModelPreview::updateLodControls(S32 lod)
{
if (lod < LLModel::LOD_IMPOSTOR || lod > LLModel::LOD_HIGH)
{
std::ostringstream out;
out << "Invalid level of detail: " << lod;
LL_WARNS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, false);
assert(lod >= LLModel::LOD_IMPOSTOR && lod <= LLModel::LOD_HIGH);
return;
}
const char* lod_controls[] =
{
"lod_mode_",
"lod_triangle_limit_",
"lod_error_threshold_"
};
const U32 num_lod_controls = sizeof(lod_controls) / sizeof(char*);
const char* file_controls[] =
{
"lod_browse_",
"lod_file_",
};
const U32 num_file_controls = sizeof(file_controls) / sizeof(char*);
LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
if (!fmp) return;
LLComboBox* lod_combo = mFMP->findChild<LLComboBox>("lod_source_" + lod_name[lod]);
if (!lod_combo) return;
S32 lod_mode = lod_combo->getCurrentIndex();
if (lod_mode == LOD_FROM_FILE) // LoD from file
{
fmp->mLODMode[lod] = LOD_FROM_FILE;
for (U32 i = 0; i < num_file_controls; ++i)
{
mFMP->childSetVisible(file_controls[i] + lod_name[lod], true); }
for (U32 i = 0; i < num_lod_controls; ++i)
{
mFMP->childSetVisible(lod_controls[i] + lod_name[lod], false);
}
}
else if (lod_mode == USE_LOD_ABOVE) // use LoD above
{
fmp->mLODMode[lod] = USE_LOD_ABOVE;
for (U32 i = 0; i < num_file_controls; ++i)
{
mFMP->childSetVisible(file_controls[i] + lod_name[lod], false);
}
for (U32 i = 0; i < num_lod_controls; ++i)
{
mFMP->childSetVisible(lod_controls[i] + lod_name[lod], false);
}
if (lod < LLModel::LOD_HIGH)
{
mModel[lod] = mModel[lod + 1];
mScene[lod] = mScene[lod + 1];
mVertexBuffer[lod].clear();
// Also update lower LoD
if (lod > LLModel::LOD_IMPOSTOR)
{
updateLodControls(lod - 1);
}
}
}
else // auto generate, the default case for all LoDs except High
{
fmp->mLODMode[lod] = MESH_OPTIMIZER_AUTO;
//don't actually regenerate lod when refreshing UI
mLODFrozen = true;
for (U32 i = 0; i < num_file_controls; ++i)
{
mFMP->getChildView(file_controls[i] + lod_name[lod])->setVisible(false);
}
for (U32 i = 0; i < num_lod_controls; ++i)
{
mFMP->getChildView(lod_controls[i] + lod_name[lod])->setVisible(true);
}
LLSpinCtrl* threshold = mFMP->getChild<LLSpinCtrl>("lod_error_threshold_" + lod_name[lod]);
LLSpinCtrl* limit = mFMP->getChild<LLSpinCtrl>("lod_triangle_limit_" + lod_name[lod]);
limit->setMaxValue(mMaxTriangleLimit);
limit->forceSetValue(mRequestedTriangleCount[lod]);
threshold->forceSetValue(mRequestedErrorThreshold[lod]);
mFMP->getChild<LLComboBox>("lod_mode_" + lod_name[lod])->selectNthItem(mRequestedLoDMode[lod]);
if (mRequestedLoDMode[lod] == 0)
{
limit->setVisible(true);
threshold->setVisible(false);
limit->setMaxValue(mMaxTriangleLimit);
limit->setIncrement(llmax((U32)1, mMaxTriangleLimit / 32));
}
else {
limit->setVisible(false);
threshold->setVisible(true);
}
mLODFrozen = false;
}
}
void LLModelPreview::setPreviewTarget(F32 distance)
{
mCameraDistance = distance;
mCameraZoom = 1.f;
mCameraPitch = 0.f;
mCameraYaw = 0.f;
mCameraOffset.clearVec();
}
void LLModelPreview::clearBuffers()
{
for (U32 i = 0; i < 6; i++)
{
mVertexBuffer[i].clear();
}
}
void LLModelPreview::genBuffers(S32 lod, bool include_skin_weights)
{
LLModelLoader::model_list* model = NULL;
if (lod < 0 || lod > 4)
{
model = &mBaseModel;
lod = 5;
}
else
{
model = &(mModel[lod]);
}
if (!mVertexBuffer[lod].empty())
{
mVertexBuffer[lod].clear();
}
mVertexBuffer[lod].clear();
LLModelLoader::model_list::iterator base_iter = mBaseModel.begin();
for (LLModelLoader::model_list::iterator iter = model->begin(); iter != model->end(); ++iter)
{
LLModel* mdl = *iter;
if (!mdl)
{
continue;
}
base_iter++;
S32 num_faces = mdl->getNumVolumeFaces();
for (S32 i = 0; i < num_faces; ++i)
{
const LLVolumeFace &vf = mdl->getVolumeFace(i);
U32 num_vertices = vf.mNumVertices;
U32 num_indices = vf.mNumIndices;
if (!num_vertices || !num_indices)
{
continue;
}
LLVertexBuffer* vb = NULL;
bool skinned = include_skin_weights && !mdl->mSkinWeights.empty();
U32 mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
if (skinned)
{
mask |= LLVertexBuffer::MAP_WEIGHT4;
}
vb = new LLVertexBuffer(mask, 0);
if (!vb->allocateBuffer(num_vertices, num_indices, TRUE))
{
// We are likely to crash due this failure, if this happens, find a way to gracefully stop preview
std::ostringstream out;
out << "Failed to allocate Vertex Buffer for model preview ";
out << num_vertices << " vertices and ";
out << num_indices << " indices";
LL_WARNS() << out.str() << LL_ENDL;
LLFloaterModelPreview::addStringToLog(out, true);
}
LLStrider<LLVector3> vertex_strider;
LLStrider<LLVector3> normal_strider;
LLStrider<LLVector2> tc_strider;
LLStrider<U16> index_strider;
LLStrider<LLVector4> weights_strider;
vb->getVertexStrider(vertex_strider);
vb->getIndexStrider(index_strider);
if (skinned)
{
vb->getWeight4Strider(weights_strider);
}
LLVector4a::memcpyNonAliased16((F32*)vertex_strider.get(), (F32*)vf.mPositions, num_vertices * 4 * sizeof(F32));
if (vf.mTexCoords)
{
vb->getTexCoord0Strider(tc_strider);
S32 tex_size = (num_vertices * 2 * sizeof(F32) + 0xF) & ~0xF;
LLVector4a::memcpyNonAliased16((F32*)tc_strider.get(), (F32*)vf.mTexCoords, tex_size);
}
if (vf.mNormals)
{
vb->getNormalStrider(normal_strider);
LLVector4a::memcpyNonAliased16((F32*)normal_strider.get(), (F32*)vf.mNormals, num_vertices * 4 * sizeof(F32));
}
if (skinned)
{
for (U32 i = 0; i < num_vertices; i++)
{
//find closest weight to vf.mVertices[i].mPosition
LLVector3 pos(vf.mPositions[i].getF32ptr());
const LLModel::weight_list& weight_list = mdl->getJointInfluences(pos);
llassert(weight_list.size()>0 && weight_list.size() <= 4); // LLModel::loadModel() should guarantee this
LLVector4 w(0, 0, 0, 0);
for (U32 i = 0; i < weight_list.size(); ++i)
{
F32 wght = llclamp(weight_list[i].mWeight, 0.001f, 0.999f);
F32 joint = (F32)weight_list[i].mJointIdx; w.mV[i] = joint + wght;
llassert(w.mV[i] - (S32)w.mV[i]>0.0f); // because weights are non-zero, and range of wt values
//should not cause floating point precision issues.
}
*(weights_strider++) = w;
}
}
// build indices
for (U32 i = 0; i < num_indices; i++)
{
*(index_strider++) = vf.mIndices[i];
}
vb->flush();
mVertexBuffer[lod][mdl].push_back(vb);
}
}
}
void LLModelPreview::update()
{
if (mGenLOD)
{
bool subscribe_for_generation = mLodsQuery.empty();
mGenLOD = false;
mDirty = true;
mLodsQuery.clear();
for (S32 lod = LLModel::LOD_HIGH; lod >= 0; --lod)
{
// adding all lods into query for generation
mLodsQuery.push_back(lod);
}
if (subscribe_for_generation)
{
doOnIdleRepeating(lodQueryCallback);
}
}
if (mDirty && mLodsQuery.empty())
{
mDirty = false;
updateDimentionsAndOffsets();
refresh();
}
}
//-----------------------------------------------------------------------------
// createPreviewAvatar
//-----------------------------------------------------------------------------
void LLModelPreview::createPreviewAvatar(void)
{
mPreviewAvatar = (LLVOAvatar*)gObjectList.createObjectViewer(LL_PCODE_LEGACY_AVATAR, gAgent.getRegion(), LLViewerObject::CO_FLAG_UI_AVATAR);
if (mPreviewAvatar)
{
mPreviewAvatar->createDrawable(&gPipeline);
mPreviewAvatar->mSpecialRenderMode = 1;
mPreviewAvatar->startMotion(ANIM_AGENT_STAND);
mPreviewAvatar->hideSkirt();
}
else
{
LL_INFOS() << "Failed to create preview avatar for upload model window" << LL_ENDL;
}
}
//static
U32 LLModelPreview::countRootModels(LLModelLoader::model_list models)
{
U32 root_models = 0;
model_list::iterator model_iter = models.begin();
while (model_iter != models.end())
{
LLModel* mdl = *model_iter;
if (mdl && mdl->mSubmodelID == 0)
{
root_models++;
}
model_iter++;
}
return root_models;
}
void LLModelPreview::loadedCallback(
LLModelLoader::scene& scene,
LLModelLoader::model_list& model_list,
S32 lod,
void* opaque)
{
LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
if (pPreview && !LLModelPreview::sIgnoreLoadedCallback)
{
// Load loader's warnings into floater's log tab
const LLSD out = pPreview->mModelLoader->logOut();
LLSD::array_const_iterator iter_out = out.beginArray();
LLSD::array_const_iterator end_out = out.endArray();
for (; iter_out != end_out; ++iter_out)
{
if (iter_out->has("Message"))
{
LLFloaterModelPreview::addStringToLog(iter_out->get("Message"), *iter_out, true, pPreview->mModelLoader->mLod);
}
}
pPreview->mModelLoader->clearLog();
pPreview->loadModelCallback(lod); // removes mModelLoader in some cases
if (pPreview->mLookUpLodFiles && (lod != LLModel::LOD_HIGH))
{
pPreview->lookupLODModelFiles(lod);
}
const LLVOAvatar* avatarp = pPreview->getPreviewAvatar();
if (avatarp) { // set up ground plane for possible rendering
const LLVector3 root_pos = avatarp->mRoot->getPosition();
const LLVector4a* ext = avatarp->mDrawable->getSpatialExtents();
const LLVector4a min = ext[0], max = ext[1];
const F32 center = (max[2] - min[2]) * 0.5f;
const F32 ground = root_pos[2] - center;
auto plane = pPreview->mGroundPlane;
plane[0] = {min[0], min[1], ground};
plane[1] = {max[0], min[1], ground};
plane[2] = {max[0], max[1], ground};
plane[3] = {min[0], max[1], ground};
}
}
}
void LLModelPreview::lookupLODModelFiles(S32 lod)
{
if (lod == LLModel::LOD_PHYSICS)
{
mLookUpLodFiles = false;
return;
}
S32 next_lod = (lod - 1 >= LLModel::LOD_IMPOSTOR) ? lod - 1 : LLModel::LOD_PHYSICS;
std::string lod_filename = mLODFile[LLModel::LOD_HIGH];
std::string ext = ".dae";
std::string lod_filename_lower(lod_filename);
LLStringUtil::toLower(lod_filename_lower);
std::string::size_type i = lod_filename_lower.rfind(ext);
if (i != std::string::npos)
{
lod_filename.replace(i, lod_filename.size() - ext.size(), getLodSuffix(next_lod) + ext);
}
if (gDirUtilp->fileExists(lod_filename))
{
LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
if (fmp)
{
fmp->setCtrlLoadFromFile(next_lod);
}
loadModel(lod_filename, next_lod);
}
else
{
lookupLODModelFiles(next_lod);
}
}
void LLModelPreview::stateChangedCallback(U32 state, void* opaque)
{
LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
if (pPreview)
{
pPreview->setLoadState(state);
}
}
LLJoint* LLModelPreview::lookupJointByName(const std::string& str, void* opaque)
{
LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
if (pPreview)
{
return pPreview->getPreviewAvatar()->getJoint(str);
}
return NULL;
}
U32 LLModelPreview::loadTextures(LLImportMaterial& material, void* opaque)
{
(void)opaque;
if (material.mDiffuseMapFilename.size())
{
material.mOpaqueData = new LLPointer< LLViewerFetchedTexture >;
LLPointer< LLViewerFetchedTexture >& tex = (*reinterpret_cast< LLPointer< LLViewerFetchedTexture > * >(material.mOpaqueData));
tex = LLViewerTextureManager::getFetchedTextureFromUrl("file://" + LLURI::unescape(material.mDiffuseMapFilename), FTT_LOCAL_FILE, TRUE, LLGLTexture::BOOST_PREVIEW);
tex->setLoadedCallback(LLModelPreview::textureLoadedCallback, 0, TRUE, FALSE, opaque, NULL, FALSE);
tex->forceToSaveRawImage(0, F32_MAX);
material.setDiffuseMap(tex->getID()); // record tex ID
return 1;
}
material.mOpaqueData = NULL;
return 0;
}
void LLModelPreview::addEmptyFace(LLModel* pTarget)
{
U32 type_mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
LLPointer<LLVertexBuffer> buff = new LLVertexBuffer(type_mask, 0);
buff->allocateBuffer(1, 3, true); memset((U8*)buff->getMappedData(), 0, buff->getSize());
memset((U8*)buff->getIndicesPointer(), 0, buff->getIndicesSize());
buff->validateRange(0, buff->getNumVerts() - 1, buff->getNumIndices(), 0);
LLStrider<LLVector3> pos;
LLStrider<LLVector3> norm;
LLStrider<LLVector2> tc;
LLStrider<U16> index;
buff->getVertexStrider(pos);
if (type_mask & LLVertexBuffer::MAP_NORMAL)
{
buff->getNormalStrider(norm);
}
if (type_mask & LLVertexBuffer::MAP_TEXCOORD0)
{
buff->getTexCoord0Strider(tc);
}
buff->getIndexStrider(index);
//resize face array
int faceCnt = pTarget->getNumVolumeFaces();
pTarget->setNumVolumeFaces(faceCnt + 1);
pTarget->setVolumeFaceData(faceCnt + 1, pos, norm, tc, index, buff->getNumVerts(), buff->getNumIndices());
}
//-----------------------------------------------------------------------------
// render()
//-----------------------------------------------------------------------------
// Todo: we shouldn't be setting all those UI elements on render.
// Note: Render happens each frame with skinned avatars
BOOL LLModelPreview::render()
{
assert_main_thread();
LLMutexLock lock(this);
mNeedsUpdate = FALSE;
bool edges = mViewOption["show_edges"];
bool joint_overrides = mViewOption["show_joint_overrides"];
bool joint_positions = mViewOption["show_joint_positions"];
bool skin_weight = mViewOption["show_skin_weight"];
bool textures = mViewOption["show_textures"];
bool physics = mViewOption["show_physics"];
S32 width = getWidth();
S32 height = getHeight();
LLGLSUIDefault def; // GL_BLEND, GL_ALPHA_TEST, GL_CULL_FACE, depth test
LLGLDisable no_blend(GL_BLEND);
LLGLEnable cull(GL_CULL_FACE);
LLGLDepthTest depth(GL_FALSE); // SL-12781 disable z-buffer to render background color
LLGLDisable fog(GL_FOG);
{
gUIProgram.bind();
//clear background to grey
gGL.matrixMode(LLRender::MM_PROJECTION);
gGL.pushMatrix();
gGL.loadIdentity();
gGL.ortho(0.0f, width, 0.0f, height, -1.0f, 1.0f);
gGL.matrixMode(LLRender::MM_MODELVIEW);
gGL.pushMatrix();
gGL.loadIdentity();
gGL.color4fv(PREVIEW_CANVAS_COL.mV);
gl_rect_2d_simple(width, height);
gGL.matrixMode(LLRender::MM_PROJECTION);
gGL.popMatrix();
gGL.matrixMode(LLRender::MM_MODELVIEW);
gGL.popMatrix();
gUIProgram.unbind();
}
LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
bool has_skin_weights = false;
bool upload_skin = mFMP->childGetValue("upload_skin").asBoolean();
bool upload_joints = mFMP->childGetValue("upload_joints").asBoolean();
if (upload_joints != mLastJointUpdate)
{
mLastJointUpdate = upload_joints;
if (fmp)
{
fmp->clearAvatarTab();
}
}
for (LLModelLoader::scene::iterator iter = mScene[mPreviewLOD].begin(); iter != mScene[mPreviewLOD].end(); ++iter)
{
for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
{
LLModelInstance& instance = *model_iter;
LLModel* model = instance.mModel;
model->mPelvisOffset = mPelvisZOffset;
if (!model->mSkinWeights.empty())
{
has_skin_weights = true;
}
}
}
if (has_skin_weights && lodsReady())
{ //model has skin weights, enable view options for skin weights and joint positions
U32 flags = getLegacyRigFlags();
if (fmp)
{
if (flags == LEGACY_RIG_OK)
{
if (mFirstSkinUpdate)
{
// auto enable weight upload if weights are present
// (note: all these UI updates need to be somewhere that is not render)
fmp->childSetValue("upload_skin", true);
mFirstSkinUpdate = false;
upload_skin = true;
skin_weight = true;
mViewOption["show_skin_weight"] = true;
}
fmp->enableViewOption("show_skin_weight");
fmp->setViewOptionEnabled("show_joint_overrides", skin_weight);
fmp->setViewOptionEnabled("show_joint_positions", skin_weight);
mFMP->childEnable("upload_skin");
mFMP->childSetValue("show_skin_weight", skin_weight);
}
else if ((flags & LEGACY_RIG_FLAG_TOO_MANY_JOINTS) > 0)
{
mFMP->childSetVisible("skin_too_many_joints", true);
} else if ((flags & LEGACY_RIG_FLAG_UNKNOWN_JOINT) > 0)
{
mFMP->childSetVisible("skin_unknown_joint", true);
}
}
}
else
{
mFMP->childDisable("upload_skin");
if (fmp)
{
mViewOption["show_skin_weight"] = false;
fmp->disableViewOption("show_skin_weight");
fmp->disableViewOption("show_joint_overrides");
fmp->disableViewOption("show_joint_positions");
skin_weight = false;
mFMP->childSetValue("show_skin_weight", false);
fmp->setViewOptionEnabled("show_skin_weight", skin_weight);
}
}
if (upload_skin && !has_skin_weights)
{ //can't upload skin weights if model has no skin weights
mFMP->childSetValue("upload_skin", false);
upload_skin = false;
}
if (!upload_skin && upload_joints)
{ //can't upload joints if not uploading skin weights
mFMP->childSetValue("upload_joints", false);
upload_joints = false;
}
if (fmp)
{
if (upload_skin)
{
// will populate list of joints
fmp->updateAvatarTab(upload_joints);
}
else
{
fmp->clearAvatarTab();
}
}
if (upload_skin && upload_joints)
{
mFMP->childEnable("lock_scale_if_joint_position");
}
else
{
mFMP->childDisable("lock_scale_if_joint_position");
mFMP->childSetValue("lock_scale_if_joint_position", false);
}
//Only enable joint offsets if it passed the earlier critiquing
if (isRigValidForJointPositionUpload())
{
mFMP->childSetEnabled("upload_joints", upload_skin);
}
F32 explode = mFMP->childGetValue("physics_explode").asReal();
LLGLDepthTest gls_depth(GL_TRUE); // SL-12781 re-enable z-buffer for 3D model preview
LLRect preview_rect;
preview_rect = mFMP->getChildView("preview_panel")->getRect();
F32 aspect = (F32)preview_rect.getWidth() / preview_rect.getHeight();
LLViewerCamera::getInstance()->setAspect(aspect);
LLViewerCamera::getInstance()->setView(LLViewerCamera::getInstance()->getDefaultFOV() / mCameraZoom);
LLVector3 offset = mCameraOffset;
LLVector3 target_pos = mPreviewTarget + offset;
F32 z_near = 0.001f;
F32 z_far = mCameraDistance*10.0f + mPreviewScale.magVec() + mCameraOffset.magVec();
if (skin_weight)
{
target_pos = getPreviewAvatar()->getPositionAgent() + offset;
z_near = 0.01f;
z_far = 1024.f;
//render avatar previews every frame
refresh();
}
gObjectPreviewProgram.bind();
gGL.loadIdentity();
gPipeline.enableLightsPreview();
LLQuaternion camera_rot = LLQuaternion(mCameraPitch, LLVector3::y_axis) *
LLQuaternion(mCameraYaw, LLVector3::z_axis);
LLQuaternion av_rot = camera_rot;
F32 camera_distance = skin_weight ? SKIN_WEIGHT_CAMERA_DISTANCE : mCameraDistance;
LLViewerCamera::getInstance()->setOriginAndLookAt(
target_pos + ((LLVector3(camera_distance, 0.f, 0.f) + offset) * av_rot), // camera
LLVector3::z_axis, // up
target_pos); // point of interest
z_near = llclamp(z_far * 0.001f, 0.001f, 0.1f);
LLViewerCamera::getInstance()->setPerspective(FALSE, mOrigin.mX, mOrigin.mY, width, height, FALSE, z_near, z_far);
stop_glerror();
gGL.pushMatrix();
gGL.color4fv(PREVIEW_EDGE_COL.mV);
const U32 type_mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
LLGLEnable normalize(GL_NORMALIZE);
if (!mBaseModel.empty() && mVertexBuffer[5].empty())
{
genBuffers(-1, skin_weight);
//genBuffers(3);
}
if (!mModel[mPreviewLOD].empty())
{
mFMP->childEnable("reset_btn");
bool regen = mVertexBuffer[mPreviewLOD].empty();
if (!regen)
{
const std::vector<LLPointer<LLVertexBuffer> >& vb_vec = mVertexBuffer[mPreviewLOD].begin()->second;
if (!vb_vec.empty())
{
const LLVertexBuffer* buff = vb_vec[0];
regen = buff->hasDataType(LLVertexBuffer::TYPE_WEIGHT4) != skin_weight; }
else
{
LL_INFOS() << "Vertex Buffer[" << mPreviewLOD << "]" << " is EMPTY!!!" << LL_ENDL;
regen = TRUE;
}
}
if (regen)
{
genBuffers(mPreviewLOD, skin_weight);
}
if (physics && mVertexBuffer[LLModel::LOD_PHYSICS].empty())
{
genBuffers(LLModel::LOD_PHYSICS, false);
}
if (!skin_weight)
{
for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
{
LLModelInstance& instance = *iter;
LLModel* model = instance.mLOD[mPreviewLOD];
if (!model)
{
continue;
}
gGL.pushMatrix();
LLMatrix4 mat = instance.mTransform;
gGL.multMatrix((GLfloat*)mat.mMatrix);
U32 num_models = mVertexBuffer[mPreviewLOD][model].size();
for (U32 i = 0; i < num_models; ++i)
{
LLVertexBuffer* buffer = mVertexBuffer[mPreviewLOD][model][i];
buffer->setBuffer(type_mask & buffer->getTypeMask());
if (textures)
{
int materialCnt = instance.mModel->mMaterialList.size();
if (i < materialCnt)
{
const std::string& binding = instance.mModel->mMaterialList[i];
const LLImportMaterial& material = instance.mMaterial[binding];
gGL.diffuseColor4fv(material.mDiffuseColor.mV);
// Find the tex for this material, bind it, and add it to our set
//
LLViewerFetchedTexture* tex = bindMaterialDiffuseTexture(material);
if (tex)
{
mTextureSet.insert(tex);
}
}
}
else
{
gGL.diffuseColor4fv(PREVIEW_BASE_COL.mV);
}
buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); gGL.diffuseColor4fv(PREVIEW_EDGE_COL.mV);
if (edges)
{
glLineWidth(PREVIEW_EDGE_WIDTH);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glLineWidth(1.f);
}
buffer->flush();
}
gGL.popMatrix();
}
if (physics)
{
glClear(GL_DEPTH_BUFFER_BIT);
for (U32 pass = 0; pass < 2; pass++)
{
if (pass == 0)
{ //depth only pass
gGL.setColorMask(false, false);
}
else
{
gGL.setColorMask(true, true);
}
//enable alpha blending on second pass but not first pass
LLGLState blend(GL_BLEND, pass);
gGL.blendFunc(LLRender::BF_SOURCE_ALPHA, LLRender::BF_ONE_MINUS_SOURCE_ALPHA);
for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
{
LLModelInstance& instance = *iter;
LLModel* model = instance.mLOD[LLModel::LOD_PHYSICS];
if (!model)
{
continue;
}
gGL.pushMatrix();
LLMatrix4 mat = instance.mTransform;
gGL.multMatrix((GLfloat*)mat.mMatrix);
bool render_mesh = true;
LLPhysicsDecomp* decomp = gMeshRepo.mDecompThread;
if (decomp)
{
LLMutexLock(decomp->mMutex);
LLModel::Decomposition& physics = model->mPhysics;
if (!physics.mHull.empty())
{
render_mesh = false;
if (physics.mMesh.empty())
{ //build vertex buffer for physics mesh
gMeshRepo.buildPhysicsMesh(physics);
}
if (!physics.mMesh.empty())
{ //render hull instead of mesh // SL-16993 physics.mMesh[i].mNormals were being used to light the exploded
// analyzed physics shape but the drawArrays() interface changed
// causing normal data <0,0,0> to be passed to the shader.
// The Phyics Preview shader uses plain vertex coloring so the physics hull is full lit.
// We could also use interface/ui shaders.
gObjectPreviewProgram.unbind();
gPhysicsPreviewProgram.bind();
for (U32 i = 0; i < physics.mMesh.size(); ++i)
{
if (explode > 0.f)
{
gGL.pushMatrix();
LLVector3 offset = model->mHullCenter[i] - model->mCenterOfHullCenters;
offset *= explode;
gGL.translatef(offset.mV[0], offset.mV[1], offset.mV[2]);
}
static std::vector<LLColor4U> hull_colors;
if (i + 1 >= hull_colors.size())
{
hull_colors.push_back(LLColor4U(rand() % 128 + 127, rand() % 128 + 127, rand() % 128 + 127, 128));
}
gGL.diffuseColor4ubv(hull_colors[i].mV);
LLVertexBuffer::drawArrays(LLRender::TRIANGLES, physics.mMesh[i].mPositions);
if (explode > 0.f)
{
gGL.popMatrix();
}
}
gPhysicsPreviewProgram.unbind();
gObjectPreviewProgram.bind();
}
}
}
if (render_mesh)
{
U32 num_models = mVertexBuffer[LLModel::LOD_PHYSICS][model].size();
if (pass > 0){
for (U32 i = 0; i < num_models; ++i)
{
LLVertexBuffer* buffer = mVertexBuffer[LLModel::LOD_PHYSICS][model][i];
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
gGL.diffuseColor4fv(PREVIEW_PSYH_FILL_COL.mV);
buffer->setBuffer(type_mask & buffer->getTypeMask());
buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
gGL.diffuseColor4fv(PREVIEW_PSYH_EDGE_COL.mV);
glLineWidth(PREVIEW_PSYH_EDGE_WIDTH);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glLineWidth(1.f);
buffer->flush();
}
}
}
gGL.popMatrix();
}
// only do this if mDegenerate was set in the preceding mesh checks [Check this if the ordering ever breaks]
if (mHasDegenerate)
{
glLineWidth(PREVIEW_DEG_EDGE_WIDTH);
glPointSize(PREVIEW_DEG_POINT_SIZE);
gPipeline.enableLightsFullbright();
//show degenerate triangles
LLGLDepthTest depth(GL_TRUE, GL_TRUE, GL_ALWAYS);
LLGLDisable cull(GL_CULL_FACE);
gGL.diffuseColor4f(1.f, 0.f, 0.f, 1.f);
const LLVector4a scale(0.5f);
for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
{
LLModelInstance& instance = *iter;
LLModel* model = instance.mLOD[LLModel::LOD_PHYSICS];
if (!model)
{
continue;
}
gGL.pushMatrix();
LLMatrix4 mat = instance.mTransform;
gGL.multMatrix((GLfloat*)mat.mMatrix);
LLPhysicsDecomp* decomp = gMeshRepo.mDecompThread;
if (decomp)
{
LLMutexLock(decomp->mMutex);
LLModel::Decomposition& physics = model->mPhysics;
if (physics.mHull.empty())
{
U32 num_models = mVertexBuffer[LLModel::LOD_PHYSICS][model].size();
for (U32 v = 0; v < num_models; ++v)
{
LLVertexBuffer* buffer = mVertexBuffer[LLModel::LOD_PHYSICS][model][v];
buffer->setBuffer(type_mask & buffer->getTypeMask());
LLStrider<LLVector3> pos_strider;
buffer->getVertexStrider(pos_strider, 0);
LLVector4a* pos = (LLVector4a*)pos_strider.get();
LLStrider<U16> idx;
buffer->getIndexStrider(idx, 0);
for (U32 i = 0; i < buffer->getNumIndices(); i += 3)
{
LLVector4a v1; v1.setMul(pos[*idx++], scale);
LLVector4a v2; v2.setMul(pos[*idx++], scale);
LLVector4a v3; v3.setMul(pos[*idx++], scale);
if (ll_is_degenerate(v1, v2, v3))
{
buffer->draw(LLRender::LINE_LOOP, 3, i);
buffer->draw(LLRender::POINTS, 3, i);
}
}
buffer->flush();
}
}
}
gGL.popMatrix();
}
glLineWidth(1.f);
glPointSize(1.f);
gPipeline.enableLightsPreview();
gGL.setSceneBlendType(LLRender::BT_ALPHA);
}
}
}
}
else
{
target_pos = getPreviewAvatar()->getPositionAgent();
getPreviewAvatar()->clearAttachmentOverrides(); // removes pelvis fixup
LLUUID fake_mesh_id;
fake_mesh_id.generate();
getPreviewAvatar()->addPelvisFixup(mPelvisZOffset, fake_mesh_id);
bool pelvis_recalc = false;
LLViewerCamera::getInstance()->setOriginAndLookAt(
target_pos + ((LLVector3(camera_distance, 0.f, 0.f) + offset) * av_rot), // camera
LLVector3::z_axis, // up
target_pos); // point of interest
for (LLModelLoader::scene::iterator iter = mScene[mPreviewLOD].begin(); iter != mScene[mPreviewLOD].end(); ++iter)
{
for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
{
LLModelInstance& instance = *model_iter;
LLModel* model = instance.mModel;
if (!model->mSkinWeights.empty())
{
const LLMeshSkinInfo *skin = &model->mSkinInfo;
LLSkinningUtil::initJointNums(&model->mSkinInfo, getPreviewAvatar());// inits skin->mJointNums if nessesary
U32 joint_count = LLSkinningUtil::getMeshJointCount(skin);
U32 bind_count = skin->mAlternateBindMatrix.size();
if (joint_overrides
&& bind_count > 0
&& joint_count == bind_count)
{
// mesh_id is used to determine which mesh gets to
// set the joint offset, in the event of a conflict. Since
// we don't know the mesh id yet, we can't guarantee that
// joint offsets will be applied with the same priority as
// in the uploaded model. If the file contains multiple
// meshes with conflicting joint offsets, preview may be
// incorrect.
LLUUID fake_mesh_id;
fake_mesh_id.generate();
for (U32 j = 0; j < joint_count; ++j)
{
LLJoint *joint = getPreviewAvatar()->getJoint(skin->mJointNums[j]);
if (joint)
{
const LLVector3& jointPos = LLVector3(skin->mAlternateBindMatrix[j].getTranslation());
if (joint->aboveJointPosThreshold(jointPos))
{
bool override_changed;
joint->addAttachmentPosOverride(jointPos, fake_mesh_id, "model", override_changed);
if (override_changed)
{
//If joint is a pelvis then handle old/new pelvis to foot values
if (joint->getName() == "mPelvis")// or skin->mJointNames[j]
{
pelvis_recalc = true;
} }
if (skin->mLockScaleIfJointPosition)
{
// Note that unlike positions, there's no threshold check here,
// just a lock at the default value.
joint->addAttachmentScaleOverride(joint->getDefaultScale(), fake_mesh_id, "model");
}
}
}
}
}
for (U32 i = 0, e = mVertexBuffer[mPreviewLOD][model].size(); i < e; ++i)
{
LLVertexBuffer* buffer = mVertexBuffer[mPreviewLOD][model][i];
const LLVolumeFace& face = model->getVolumeFace(i);
LLStrider<LLVector3> position;
buffer->getVertexStrider(position);
LLStrider<LLVector4> weight;
buffer->getWeight4Strider(weight);
//quick 'n dirty software vertex skinning
//build matrix palette
LLMatrix4a mat[LL_MAX_JOINTS_PER_MESH_OBJECT];
LLSkinningUtil::initSkinningMatrixPalette(mat, joint_count,
skin, getPreviewAvatar());
const LLMatrix4a& bind_shape_matrix = skin->mBindShapeMatrix;
U32 max_joints = LLSkinningUtil::getMaxJointCount();
for (U32 j = 0; j < buffer->getNumVerts(); ++j)
{
LLMatrix4a final_mat;
F32 *wptr = weight[j].mV;
LLSkinningUtil::getPerVertexSkinMatrix(wptr, mat, true, final_mat, max_joints);
//VECTORIZE THIS
LLVector4a& v = face.mPositions[j];
LLVector4a t;
LLVector4a dst;
bind_shape_matrix.affineTransform(v, t);
final_mat.affineTransform(t, dst);
position[j][0] = dst[0];
position[j][1] = dst[1];
position[j][2] = dst[2];
}
llassert(model->mMaterialList.size() > i);
const std::string& binding = instance.mModel->mMaterialList[i];
const LLImportMaterial& material = instance.mMaterial[binding];
buffer->setBuffer(type_mask & buffer->getTypeMask());
gGL.diffuseColor4fv(material.mDiffuseColor.mV);
gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
// Find the tex for this material, bind it, and add it to our set
//
LLViewerFetchedTexture* tex = bindMaterialDiffuseTexture(material);
if (tex)
{
mTextureSet.insert(tex);
}
buffer->draw(LLRender::TRIANGLES, buffer->getNumIndices(), 0);
if (edges)
{
gGL.diffuseColor4fv(PREVIEW_EDGE_COL.mV);
glLineWidth(PREVIEW_EDGE_WIDTH);
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
buffer->draw(LLRender::TRIANGLES, buffer->getNumIndices(), 0);
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
glLineWidth(1.f);
}
}
}
}
}
if (joint_positions)
{
LLGLSLShader* shader = LLGLSLShader::sCurBoundShaderPtr;
if (shader)
{
gDebugProgram.bind();
}
getPreviewAvatar()->renderCollisionVolumes();
if (fmp->mTabContainer->getCurrentPanelIndex() == fmp->mAvatarTabIndex)
{
getPreviewAvatar()->renderBones(fmp->mSelectedJointName);
}
else
{
getPreviewAvatar()->renderBones();
}
renderGroundPlane(mPelvisZOffset);
if (shader)
{
shader->bind();
}
}
if (pelvis_recalc)
{
// size/scale recalculation
getPreviewAvatar()->postPelvisSetRecalc();
}
}
}
gObjectPreviewProgram.unbind();
gGL.popMatrix();
return TRUE;
}
void LLModelPreview::renderGroundPlane(float z_offset)
{ // Not necesarilly general - beware - but it seems to meet the needs of LLModelPreview::render
gGL.diffuseColor3f( 1.0f, 0.0f, 1.0f );
gGL.begin(LLRender::LINES);
gGL.vertex3fv(mGroundPlane[0].mV);
gGL.vertex3fv(mGroundPlane[1].mV);
gGL.vertex3fv(mGroundPlane[1].mV);
gGL.vertex3fv(mGroundPlane[2].mV);
gGL.vertex3fv(mGroundPlane[2].mV);
gGL.vertex3fv(mGroundPlane[3].mV);
gGL.vertex3fv(mGroundPlane[3].mV);
gGL.vertex3fv(mGroundPlane[0].mV);
gGL.end();
}
//-----------------------------------------------------------------------------
// refresh()
//-----------------------------------------------------------------------------
void LLModelPreview::refresh()
{
mNeedsUpdate = TRUE;
}
//-----------------------------------------------------------------------------
// rotate()
//-----------------------------------------------------------------------------
void LLModelPreview::rotate(F32 yaw_radians, F32 pitch_radians)
{
mCameraYaw = mCameraYaw + yaw_radians;
mCameraPitch = llclamp(mCameraPitch + pitch_radians, F_PI_BY_TWO * -0.8f, F_PI_BY_TWO * 0.8f);
}
//-----------------------------------------------------------------------------
// zoom()
//-----------------------------------------------------------------------------
void LLModelPreview::zoom(F32 zoom_amt)
{
F32 new_zoom = mCameraZoom + zoom_amt;
// TODO: stop clamping in render
mCameraZoom = llclamp(new_zoom, 1.f, PREVIEW_ZOOM_LIMIT);
}
void LLModelPreview::pan(F32 right, F32 up)
{
bool skin_weight = mViewOption["show_skin_weight"];
F32 camera_distance = skin_weight ? SKIN_WEIGHT_CAMERA_DISTANCE : mCameraDistance;
mCameraOffset.mV[VY] = llclamp(mCameraOffset.mV[VY] + right * camera_distance / mCameraZoom, -1.f, 1.f);
mCameraOffset.mV[VZ] = llclamp(mCameraOffset.mV[VZ] + up * camera_distance / mCameraZoom, -1.f, 1.f);
}
void LLModelPreview::setPreviewLOD(S32 lod)
{
lod = llclamp(lod, 0, (S32)LLModel::LOD_HIGH);
if (lod != mPreviewLOD)
{
mPreviewLOD = lod;
LLComboBox* combo_box = mFMP->getChild<LLComboBox>("preview_lod_combo");
combo_box->setCurrentByIndex((NUM_LOD - 1) - mPreviewLOD); // combo box list of lods is in reverse order
mFMP->childSetValue("lod_file_" + lod_name[mPreviewLOD], mLODFile[mPreviewLOD]);
LLColor4 highlight_color = LLUIColorTable::instance().getColor("MeshImportTableHighlightColor");
LLColor4 normal_color = LLUIColorTable::instance().getColor("MeshImportTableNormalColor");
for (S32 i = 0; i <= LLModel::LOD_HIGH; ++i)
{
const LLColor4& color = (i == lod) ? highlight_color : normal_color;
mFMP->childSetColor(lod_status_name[i], color);
mFMP->childSetColor(lod_label_name[i], color);
mFMP->childSetColor(lod_triangles_name[i], color);
mFMP->childSetColor(lod_vertices_name[i], color);
}
LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
if (fmp)
{
// make preview repopulate tab fmp->clearAvatarTab();
}
}
refresh();
updateStatusMessages();
}
//static
void LLModelPreview::textureLoadedCallback(
BOOL success,
LLViewerFetchedTexture *src_vi,
LLImageRaw* src,
LLImageRaw* src_aux,
S32 discard_level,
BOOL final,
void* userdata)
{
LLModelPreview* preview = (LLModelPreview*)userdata;
preview->refresh();
if (final && preview->mModelLoader)
{
if (preview->mModelLoader->mNumOfFetchingTextures > 0)
{
preview->mModelLoader->mNumOfFetchingTextures--;
}
}
}
// static
bool LLModelPreview::lodQueryCallback()
{
// not the best solution, but model preview belongs to floater
// so it is an easy way to check that preview still exists.
LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
if (fmp && fmp->mModelPreview)
{
LLModelPreview* preview = fmp->mModelPreview;
if (preview->mLodsQuery.size() > 0)
{
S32 lod = preview->mLodsQuery.back();
preview->mLodsQuery.pop_back();
preview->genMeshOptimizerLODs(lod, MESH_OPTIMIZER_AUTO);
if (preview->mLookUpLodFiles && (lod == LLModel::LOD_HIGH))
{
preview->lookupLODModelFiles(LLModel::LOD_HIGH);
}
// return false to continue cycle
return preview->mLodsQuery.empty();
}
}
// nothing to process
return true;
}
void LLModelPreview::onLODMeshOptimizerParamCommit(S32 requested_lod, bool enforce_tri_limit, S32 mode)
{
if (!mLODFrozen)
{
genMeshOptimizerLODs(requested_lod, mode, 3, enforce_tri_limit);
refresh();
mDirty = true;
}
}