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Extents.cpp
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/* -*-c++-*- VirtualPlanetBuilder - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* 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
* OpenSceneGraph Public License for more details.
*/
#include <osg/Texture2D>
#include <osg/ComputeBoundsVisitor>
#include <osg/io_utils>
#include <osg/Texture2DArray>
#include <osg/GLU>
#include <osgUtil/SmoothingVisitor>
#include <osgDB/ReadFile>
#include <osgDB/WriteFile>
#include <osgDB/FileNameUtils>
#include <osgFX/MultiTextureControl>
#include <osgViewer/GraphicsWindow>
#include <osgViewer/Viewer>
#include <osgViewer/Version>
#include "Clipper.h"
#include "Extents.h"
#include <vpb/DatabaseBuilder>
#include <vpb/TaskManager>
#include <vpb/System>
#include <vpb/FileUtils>
#include <vpb/FilePathManager>
#include <vpb/ShapeFilePlacer>
#include "PosterPrinter.h"
// GDAL includes
#include <gdal_priv.h>
#include <ogr_spatialref.h>
#include <osg/TexEnvCombine>
// standard library includes
#include <sstream>
#include <iostream>
#include <algorithm>
#include <vips/vips.h>
#include "VPBInterface.hpp"
#include "GLImaging.h"
#include "CheckThreadPool.h"
#include "ProgressBar.h"
bool checkInBounds(osg::Vec3 tc);
using namespace SpatialIndex;
// Helper that collects all the unique Geometry objects in a subgraph.
#include "MemUtils.h"
using namespace vpb;
using vpb::log;
using namespace std;
MyDataSet::MyDataSet(const CameraCalib &calib,string basePath,bool useTextureArray,bool useReImage,bool useVirtualTex): _calib(calib),_basePath(basePath),_useTextureArray(useTextureArray),_useReImage(useReImage),_useVirtualTex(useVirtualTex)
{
_TargetSRS=NULL;
_SrcSRS=NULL;
init();
}
bool
MyCompositeDestination::clampGeocentric( osg::CoordinateSystemNode* csn, double lat_rad, double lon_rad, osg::Vec3d& out ) const
{
osg::Vec3d start, end;
csn->getEllipsoidModel()->convertLatLongHeightToXYZ( lat_rad, lon_rad, 50000, start.x(), start.y(), start.z() );
csn->getEllipsoidModel()->convertLatLongHeightToXYZ( lat_rad, lon_rad, -50000, end.x(), end.y(), end.z() );
osgUtil::LineSegmentIntersector* i = new osgUtil::LineSegmentIntersector( start, end );
osgUtil::IntersectionVisitor iv;
iv.setIntersector( i );
/* static_cast<CachingReadCallback*>(_readCallback.get())->reset();
iv.setReadCallback( _readCallback.get() );
iv.setTraversalMask( _traversalMask );
*/
// _mapNode->accept( iv );
osgUtil::LineSegmentIntersector::Intersections& results = i->getIntersections();
if ( !results.empty() )
{
const osgUtil::LineSegmentIntersector::Intersection& result = *results.begin();
out = result.matrix.valid() ?
result.localIntersectionPoint * (*result.matrix) :
result.localIntersectionPoint;
return true;
}
return false;
}
bool
MyCompositeDestination::clampProjected( osg::CoordinateSystemNode* csn, double x, double y, osg::Vec3d& out ) const
{
osg::Vec3d start( x, y, 50000 );
osg::Vec3d end(x, y, -50000);
osgUtil::LineSegmentIntersector* i = new osgUtil::LineSegmentIntersector( start, end );
osgUtil::IntersectionVisitor iv;
iv.setIntersector( i );
/*static_cast<CachingReadCallback*>(_readCallback.get())->reset();
iv.setReadCallback( _readCallback.get() );
iv.setTraversalMask( _traversalMask );
*/
// _mapNode->accept( iv );
osgUtil::LineSegmentIntersector::Intersections& results = i->getIntersections();
if ( !results.empty() )
{
const osgUtil::LineSegmentIntersector::Intersection& result = *results.begin();
out = result.matrix.valid() ?
result.localIntersectionPoint * (*result.matrix) :
result.localIntersectionPoint;
return true;
}
return false;
}
bool
MyCompositeDestination::createPlacerMatrix( const SpatialReference* srs, double lat_deg, double lon_deg, double height, osg::Matrixd& out_result ,bool clamp) const
{
if ( !srs|| !_cs.valid() )
{
cerr << "ObjectPlacer: terrain is missing either a Map or CSN node" << srs<< " "<< _cs.valid()<< std::endl;
return false;
}
// see whether this is a geocentric model:
bool is_geocentric = _cs.valid() && _cs->getEllipsoidModel() != NULL;
// now build a matrix:
if ( is_geocentric )
{
double lat_rad = osg::DegreesToRadians( lat_deg );
double lon_rad = osg::DegreesToRadians( lon_deg );
if ( clamp )
{
osg::Vec3d c;
if ( clampGeocentric( _cs.get(), lat_rad, lon_rad, c ) )
{
srs->getEllipsoid()->computeLocalToWorldTransformFromXYZ( c.x(), c.y(), c.z(), out_result );
}
}
else
{
srs->getEllipsoid()->computeLocalToWorldTransformFromLatLongHeight( lat_rad, lon_rad, height, out_result );
}
}
else // projected or "flat geographic"
{
osg::Vec3d local(0, 0, height);
// first convert the input coords to the map srs:
srs->getGeographicSRS()->transform2D( lon_deg, lat_deg, srs, local.x(), local.y());
if ( clamp )
{
clampProjected( _cs.get(), local.x(), local.y(), local );
local.z() += height;
}
out_result = osg::Matrixd::translate( local );
}
return true;
}
void MyDataSet::setDestinationCoordinateSystem(const std::string& proj4_dst)
{
_TargetSRS = SpatialReference::create(proj4_dst);
if(!_TargetSRS){
cerr <<"Failed to load proj4 string dst coordinate "<<proj4_dst<<endl;
exit(-1);
}
_destinationCoordinateSystemString = proj4_dst;
setDestinationCoordinateSystemNode(new osg::CoordinateSystemNode("WKT",_TargetSRS->getWKT()));
}
void MyDataSet::setSourceCoordinateSystemProj4(const std::string proj4_src){
_SrcSRS = SpatialReference::create(proj4_src);
if(!_SrcSRS){
cerr <<"Failed to load proj4 string src coordinate "<<proj4_src<<endl;
exit(-1);
}
}
bool MyDataSet::reprojectPoint(const osg::Vec3d &src,osg::Vec3d &dst){
//if(!poCT){
// poCT = OGRCreateCoordinateTransformation( &oSourceSRS,
// &oTargetSRS );
/*char *pszWKT = NULL;
char *pszWKT2 = NULL;
oSourceSRS.exportToWkt( &pszWKT );
oTargetSRS.exportToWkt( &pszWKT2 );
// cout << pszWKT << " " << pszWKT2 <<endl;
}*/
double x,y;
x=src.x();
y=src.y();
/* if( poCT == NULL || !poCT->Transform( 1, &x, &y ) ){
printf( "Transformation failed.\n" );
return false;
}
*/
dst.x()=x;
dst.y()=y;
dst.z()=src.z();
return true;
}
void MyDataSet::loadShaderSourcePrelude(osg::Shader* obj, const std::string& fileName )
{
string filestr;
ifstream myfile (fileName.c_str());
char prelude[8192];
sprintf(prelude,
"#version 120\n"
"#extension GL_EXT_gpu_shader4 : enable\n"
"const float zrangeLow=%f;\n"
"const float zrangeHi=%f;\n"
"const float zrangeLocalLow=%f;\n"
"const float zrangeLocalHi=%f;\n"
,_zrange[0],_zrange[1],_zrange[2],_zrange[3]);
filestr.append(prelude);
filestr.append("\n");
if (myfile.is_open())
{
while (! myfile.eof() )
{
string line;
getline (myfile,line);
filestr.append(line);
filestr.append("\n");
}
obj->setShaderSource(filestr);
myfile.close();
}
else
{
std::cout << "File \"" << fileName << "\" not found." << std::endl;
}
}
void MyDataSet::init()
{
assert(!(_useReImage && _useVirtualTex));
// make sure GDAL etc. are initialized
System::instance();
_C1 = 0;
_R1 = 0;
_numTextureLevels = 1;
_newDestinationGraph = false;
_useAtlas=false;
_useDisplayLists=true;
_useBlending=true;
_useVBO=true;
_useTextureArray=true;
_useStub=false;
_no_hw_context =false;
_file.open("/tmp/scope.txt");
readMatrix("rot.mat",rotMat);
readMatrixToScreen("viewproj.mat",viewProj);
if(_useReImage || _useVirtualTex){
string fname= "image_areas.txt";
loadMosaicCells(fname,totalX,totalY,mosaic_cells);
}
}
class CollectClusterCullingCallbacks : public osg::NodeVisitor
{
public:
struct Triple
{
Triple():
_object(0),
_callback(0) {}
Triple(osg::NodePath nodePath, osg::Object* object, osg::ClusterCullingCallback* callback):
_nodePath(nodePath),
_object(object),
_callback(callback) {}
Triple(const Triple& t):
_nodePath(t._nodePath),
_object(t._object),
_callback(t._callback) {}
Triple& operator = (const Triple& t)
{
_nodePath = t._nodePath;
_object = t._object;
_callback = t._callback;
return *this;
}
osg::NodePath _nodePath;
osg::Object* _object;
osg::ClusterCullingCallback* _callback;
};
typedef std::vector<Triple> ClusterCullingCallbackList;
CollectClusterCullingCallbacks():
osg::NodeVisitor(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN) {}
virtual void apply(osg::Group& group)
{
osgTerrain::Terrain* terrain = dynamic_cast<osgTerrain::Terrain*>(&group);
if (terrain)
{
osg::ClusterCullingCallback* callback = dynamic_cast<osg::ClusterCullingCallback*>(terrain->getCullCallback());
if (callback)
{
_callbackList.push_back(Triple(getNodePath(),terrain,callback));
}
return;
}
osgTerrain::TerrainTile* terrainTile = dynamic_cast<osgTerrain::TerrainTile*>(&group);
if (terrainTile)
{
osg::ClusterCullingCallback* callback = dynamic_cast<osg::ClusterCullingCallback*>(terrainTile->getCullCallback());
if (callback)
{
_callbackList.push_back(Triple(getNodePath(),terrain,callback));
}
return;
}
else
{
osg::NodeVisitor::apply(group);
}
}
virtual void apply(osg::Geode& geode)
{
for(unsigned int i=0; i<geode.getNumDrawables();++i)
{
osg::ClusterCullingCallback* callback = dynamic_cast<osg::ClusterCullingCallback*>(geode.getDrawable(i)->getCullCallback());
if (callback)
{
_callbackList.push_back(Triple(getNodePath(),geode.getDrawable(i),callback));
}
}
}
ClusterCullingCallbackList _callbackList;
};
std::vector<osg::ref_ptr<osg::Image> >MyDestinationTile::getRemappedImages(idmap_t allIds,int sizeIdx){
osg::Timer_t before_computeMax = osg::Timer::instance()->tick();
std::vector<osg::ref_ptr<osg::Image> > images(allIds.size());
idmap_t::const_iterator end = allIds.end();
for (idmap_t::const_iterator it = allIds.begin(); it != end; ++it)
{
images[it->second]=_atlasGen->getImage(it->second,sizeIdx);
}
osg::Timer_t after_computeMax = osg::Timer::instance()->tick();
osg::notify(osg::NOTICE) << "Time for loadTex = " << osg::Timer::instance()->delta_s(before_computeMax, after_computeMax) <<endl;
return images;
}
float clamp( const float& x, const float& min, const float& max )
{
return std::min( std::max( min, x ), max );
};
void MyDestinationTile::remapArrayForTexturing(osg::Vec4Array *v,const TexBlendCoord &texCoordsArray,idmap_t allIds){
//Remap
for(int i=0; i< (int)v->size(); i++){
for(int j=0; j< 4; j++){
int id=(int)((*v)[i][j]);
if(id >= 0){
if(_mydataSet->_useAtlas){
(*v)[i][j]=_atlasGen->getAtlasId(id);
osg::Matrix matrix=_atlasGen->getTextureMatrixByID(id);
osg::Vec3 tc=texCoordsArray[j]->at(i);
if(checkInBounds(tc)){
double r=(osg::Vec2(tc[0],tc[1])-osg::Vec2(0.5,0.5)).length();
texCoordsArray[j]->at(i)=osg::Vec3(tc[0]*matrix(0,0) + tc[1]*matrix(1,0) + matrix(3,0),
tc[0]*matrix(0,1) + tc[1]*matrix(1,1) + matrix(3,1),r);
}else{
// texCoordsArray[j]->at(i)=osg::Vec3(-1,-1,-1);
}
}else{
if( allIds.count(id)){
(*v)[i][j]=allIds[id];
if(checkInBounds(texCoordsArray[j]->at(i))){
texCoordsArray[j]->at(i)[2]=(*v)[i][j];
}else{
texCoordsArray[j]->at(i)=osg::Vec3(-1,-1,-1);
}
}
}
}else{
texCoordsArray[j]->at(i)=osg::Vec3(-1,-1,-1);
}
}
}
}
void MyDestinationTile::remapArrayPerAtlas(osg::Vec4Array *v,const TexBlendCoord &texCoordsArray,const std::vector<char> *atlasMap){
//Remap
assert(atlasMap);
if(!atlasMap ){
fprintf(stderr,"failed to get valid atlas map\n");
exit(-1);
}
assert(atlasMap->size() == v->size());
for(int i=0; i< (int)atlasMap->size(); i++){
char atlas=atlasMap->at(i);
for(int j=0; j< 4; j++){
int id=(int)((*v)[i][j]);
if(id >= 0 || atlas <0){
(*v)[i][j]=(float)atlas;
osg::Matrix matrix;
if(!_atlasGen->getTextureMatrixByIDAtlas(matrix,id,atlas)){
fprintf(stderr,"Cant get matrix for atlas %d idx %d\n",atlas,id);
((*v)[i][j])=-1.0;
texCoordsArray[j]->at(i)=osg::Vec3(-1,-1,-1);
continue;
}
osg::Vec3 tc=texCoordsArray[j]->at(i);
if(checkInBounds(tc)){
double r=(osg::Vec2(tc[0],tc[1])-osg::Vec2(0.5,0.5)).length();
texCoordsArray[j]->at(i)=osg::Vec3(tc[0]*matrix(0,0) + tc[1]*matrix(1,0) + matrix(3,0),
tc[0]*matrix(0,1) + tc[1]*matrix(1,1) + matrix(3,1),r);
}else{
// texCoordsArray[j]->at(i)=osg::Vec3(-1,-1,-1);
}
}else{
texCoordsArray[j]->at(i)=osg::Vec3(-1,-1,-1);
}
}
}
}
class BugFixSubloadCallback : public osg::Texture2DArray::SubloadCallback
{
public:
void load(const osg::Texture2DArray& texture,osg::State& state) const;
void subload(const osg::Texture2DArray& texture,osg::State& state)const;
};
void subloadTex2DArray_helper(osg::Texture2DArray::Extensions* ext ,const osg::Texture2DArray& texture,osg::State& state){
for (GLsizei n=0; n < texture.getTextureDepth(); n++){
const osg::Image* image = texture.getImage(n);
GLenum target = GL_TEXTURE_2D_ARRAY_EXT;
if(!image->isMipmap())
{
osg::notify(osg::WARN)<<"Warning: Texture2DArray::applyTexImage2DArray_subload(..) automagic mipmap generation is currently not implemented. Check texture's min/mag filters."<<std::endl;
}
// if the required layer is exceeds the maximum allowed layer sizes
if (texture.getTextureDepth() > ext->maxLayerCount())
{
// we give a warning and do nothing
osg::notify(osg::WARN)<<"Warning: Texture2DArray::applyTexImage2DArray_subload(..) the given layer number exceeds the maximum number of supported layers."<<std::endl;
return;
}
glPixelStorei(GL_UNPACK_ALIGNMENT,image->getPacking());
int numMipmapLevels = image->getNumMipmapLevels();
int width = image->s();
int height = image->t();
for( GLsizei k = 0 ; k < numMipmapLevels && (width || height ) ;k++)
{
if (width == 0)
width = 1;
if (height == 0)
height = 1;
ext->glTexSubImage3D( target, k, 0, 0, n,
width, height, 1,
(GLenum)image->getPixelFormat(),
(GLenum)image->getDataType(),
image->getMipmapData(k));
width >>= 1;
height >>= 1;
}
}
}
void BugFixSubloadCallback::load (const osg::Texture2DArray &texture, osg::State &state) const
{
// do only anything if such textures are supported
osg::Texture2DArray::Extensions* ext = osg::Texture2DArray::getExtensions(state.getContextID(), true);
if (ext && ext->isTexture2DArraySupported())
{
if( texture.getFilter(osg::Texture::MIN_FILTER) == osg::Texture::LINEAR || texture.getFilter(osg::Texture::MIN_FILTER) == osg::Texture::NEAREST ){
fprintf(stderr,"FAil don't use this hack without mipmaps\n");
exit(-1);
}
// create the texture in usual OpenGL way
ext->glTexImage3D( GL_TEXTURE_2D_ARRAY_EXT, 0, texture.getInternalFormat(),
texture.getTextureWidth(), texture.getTextureHeight(), texture.getTextureDepth(),
texture.getBorderWidth(), texture.getSourceFormat() ? texture.getSourceFormat() : texture.getInternalFormat(),
texture.getSourceType() ? texture.getSourceType() : GL_UNSIGNED_BYTE,
0);
// compute number of mipmap levels
int width = texture.getTextureWidth();
int height = texture.getTextureHeight();
int numMipmapLevels = osg::Image::computeNumberOfMipmapLevels(width, height);
// we do not reallocate the level 0, since it was already allocated
width >>= 1;
height >>= 1;
for( GLsizei k = 1; k < numMipmapLevels && (width || height); k++)
{
if (width == 0)
width = 1;
if (height == 0)
height = 1;
ext->glTexImage3D( GL_TEXTURE_2D_ARRAY_EXT, k, texture.getInternalFormat(),
width, height,texture.getTextureDepth(),
texture.getBorderWidth(), texture.getSourceFormat() ? texture.getSourceFormat() : texture.getInternalFormat(),
texture.getSourceType() ? texture.getSourceType() : GL_UNSIGNED_BYTE,
0);
width >>= 1;
height >>= 1;
}
subloadTex2DArray_helper(ext ,texture,state);
// inform state that this texture is the current one bound.
// state.haveAppliedTextureAttribute(state.getActiveTextureUnit(), texture);
}
}
// no subload, because while we want to subload the texture should be already valid
void BugFixSubloadCallback::subload (const osg::Texture2DArray &texture, osg::State &state) const
{
osg::Texture2DArray::Extensions* ext = osg::Texture2DArray::getExtensions(state.getContextID(), true);
if (ext && ext->isTexture2DArraySupported())
{
subloadTex2DArray_helper(ext ,texture,state);
}
}
osg::StateSet *MyDestinationTile::generateStateAndArray2DRemap( osg::Vec4Array *v, const TexBlendCoord &texCoordsArray,int texSizeIdx){
if(!v)
return NULL;
osg::StateSet *stateset= new osg::StateSet;
//int tex_size= _atlasGen->getMaximumAtlasHeight();
idmap_t allIds=_atlasGen->_allIDs;
// idmap_t allIds=calcAllIds(v);
// idmap_t allIds=calcAllIds(v);
std::vector<osg::ref_ptr<osg::Image> > texture_images;
/* if(_mydataSet->_useAtlas){
if(_atlasGen->getNumAtlases() == 0)
return NULL;
texture_images.push_back(_atlasGen->getAtlasByNumber(0));
}else{*/
texture_images = _atlasGen->getImages(); //getRemappedImages(allIds,texSizeIdx);
//}
//unsigned int a=v->size();
//unsigned int b=texCoordsArray[0]->size();
//assert(a == b);
assert(texture_images.size() > 0);
remapArrayForTexturing(v,texCoordsArray,allIds);
osg::notify(osg::NOTICE) << "\tImage Size: " <<texture_images[0]->s() <<endl;
osg::notify(osg::NOTICE) << "\tArray Size: " <<texture_images.size()<<endl;
osg::notify(osg::NOTICE) << "\tNumber of Sources: " <<_atlasGen->getNumSources()<<endl;
osg::notify(osg::NOTICE) << "\tNumber of Atlas: " <<_atlasGen->getNumAtlases()<<endl;
// texture_images[0]->setFileName(_dataSet->getSubtileName(_level,_tileX,_tileY));
osg::ref_ptr<osg::Texture2DArray> textureArray;
osg::ref_ptr<BugFixSubloadCallback> subloadCbk = new BugFixSubloadCallback();
// if(!_mydataSet->_useAtlas){
textureArray=new osg::Texture2DArray;
textureArray->setSubloadCallback(subloadCbk);
textureArray->setTextureSize(texture_images[0]->s(),texture_images[0]->t(),texture_images.size());
for(int i=0; i < (int)texture_images.size(); i++){
{
OpenThreads::ScopedLock<OpenThreads::Mutex> lock(dynamic_cast<MyDataSet*>(_dataSet)->_imageMutex);
osg::ref_ptr<osg::Texture2D> texture=new osg::Texture2D(texture_images[i]);
generateMipMap(*_dataSet->getState(),*texture,true);
}
if(i==0)
textureArray->setNumMipmapLevels(texture_images[0]->getNumMipmapLevels());
cout << " Size " << texture_images[0]->s() << " "<<texture_images[0]->t() << " "<<texture_images[i]->getNumMipmapLevels() << "\n";
assert(texture_images[i].valid() &&textureArray->getTextureWidth() == texture_images[i]->s() && textureArray->getTextureWidth() == texture_images[i]->t());
textureArray->setImage(i,texture_images[i]);
/* textureArray->setFilter(osg::Texture2DArray::MIN_FILTER,
osg::Texture2DArray::LINEAR_MIPMAP_LINEAR);
textureArray->setFilter(osg::Texture2DArray::MAG_FILTER,
osg::Texture2DArray::LINEAR);*/
}
textureArray->allocateMipmapLevels();
stateset->setTextureAttribute(TEXUNIT_ARRAY, textureArray.get());
//}
#if 0
else{
texture=new osg::Texture2D(texture_images[0]);
/* texture->setWrap(osg::Texture::WRAP_S,osg::Texture::CLAMP_TO_EDGE);
texture->setWrap(osg::Texture::WRAP_T,osg::Texture::CLAMP_TO_EDGE);
texture->setFilter(osg::Texture2D::MIN_FILTER,osg::Texture2D::LINEAR_MIPMAP_LINEAR);
texture->setFilter(osg::Texture2D::MAG_FILTER,osg::Texture2D::LINEAR);*/
int layerNum=0;
osg::Texture::InternalFormatMode internalFormatMode = osg::Texture::USE_IMAGE_DATA_FORMAT;
/* switch(getImageOptions(layerNum)->getTextureType())
{
case(BuildOptions::RGB_S3TC_DXT1): internalFormatMode = osg::Texture::USE_S3TC_DXT1_COMPRESSION; break;
case(BuildOptions::RGBA_S3TC_DXT1): internalFormatMode = osg::Texture::USE_S3TC_DXT1_COMPRESSION; break;
case(BuildOptions::RGBA_S3TC_DXT3): internalFormatMode = osg::Texture::USE_S3TC_DXT3_COMPRESSION; break;
case(BuildOptions::RGBA_S3TC_DXT5): internalFormatMode = osg::Texture::USE_S3TC_DXT5_COMPRESSION; break;
case(BuildOptions::ARB_COMPRESSED): internalFormatMode = osg::Texture::USE_ARB_COMPRESSION; break;
case(BuildOptions::COMPRESSED_TEXTURE): internalFormatMode = osg::Texture::USE_S3TC_DXT1_COMPRESSION; break;
case(BuildOptions::COMPRESSED_RGBA_TEXTURE): internalFormatMode = osg::Texture::USE_S3TC_DXT3_COMPRESSION; break;
default: break;
}*/
//internalFormatMode = osg::Texture::USE_S3TC_DXT1_COMPRESSION;
bool inlineImageFile = _dataSet->getDestinationTileExtension()==".ive" || _dataSet->getDestinationTileExtension()==".osgb" ;
bool compressedImageSupported = inlineImageFile;
bool compressedImageRequired = (internalFormatMode != osg::Texture::USE_IMAGE_DATA_FORMAT);
// image->s()>=minumCompressedTextureSize && image->t()>=minumCompressedTextureSize &&
if (compressedImageSupported && compressedImageRequired )
{
log(osg::NOTICE,"Compressed image");
bool generateMiMap = getImageOptions(layerNum)->getMipMappingMode()==DataSet::MIP_MAPPING_IMAGERY;
bool resizePowerOfTwo = getImageOptions(layerNum)->getPowerOfTwoImages();
vpb::compress(*_dataSet->getState(),*texture,internalFormatMode,generateMiMap,resizePowerOfTwo,_dataSet->getCompressionMethod(),_dataSet->getCompressionQuality());
log(osg::INFO,">>>>>>>>>>>>>>>compressed image.<<<<<<<<<<<<<<");
}
stateset->setTextureAttribute(TEXUNIT_ARRAY, texture.get());
}
#endif
stateset->addUniform( new osg::Uniform("theTexture", TEXUNIT_ARRAY) );
osg::Program* program = new osg::Program;
program->setName( "projective_tex" );
osg::ref_ptr<osg::Shader> lerpF=new osg::Shader( osg::Shader::FRAGMENT);
osg::ref_ptr<osg::Shader> lerpV=new osg::Shader( osg::Shader::VERTEX);
if(_mydataSet->_useBlending){
loadShaderSource( lerpV, _mydataSet->_basePath+"/blend.vert" );
// if(_mydataSet->_useAtlas){
// loadShaderSource( lerpF, _mydataSet->_basePath+"/blendAtlas.frag" );
// }else
{
_mydataSet->loadShaderSourcePrelude( lerpF, _mydataSet->_basePath+"/blend.frag" );
}
}else{
_mydataSet->loadShaderSourcePrelude( lerpF, _mydataSet->_basePath+"/pass.frag" );
loadShaderSource( lerpV, _mydataSet->_basePath+"/blend.vert" );
}
program->addShader( lerpF );
program->addShader( lerpV );
program->addBindAttribLocation(_texCoordsAlias1.second,_texCoordsAlias1.first);
program->addBindAttribLocation(_texCoordsAlias2.second,_texCoordsAlias2.first);
program->addBindAttribLocation(_texCoordsAlias3.second,_texCoordsAlias3.first);
program->addBindAttribLocation(_texCoordsAlias4.second,_texCoordsAlias4.first);
program->addBindAttribLocation(_colorAlias.second,_colorAlias.first);
stateset->setAttributeAndModes( program, osg::StateAttribute::ON );
stateset->setDataVariance(osg::Object::STATIC);
return stateset;
}
void MyCompositeDestination::unrefSubTileData()
{
for(MyCompositeDestination::ChildList::iterator citr=_children.begin();
citr!=_children.end();
++citr)
{
((MyCompositeDestination*)((*citr).get()))->unrefLocalData();
}
}
void MyCompositeDestination::unrefLocalData()
{
for(CompositeDestination::TileList::iterator titr=_tiles.begin();
titr!=_tiles.end();
++titr)
{
MyDestinationTile* tile = dynamic_cast<MyDestinationTile*>(titr->get());
log(osg::INFO," unref tile level=%d X=%d Y=%d",tile->_level, tile->_tileX, tile->_tileY);
tile->unrefData();
}
}
void MyDestinationTile::unrefData()
{
_imageLayerSet.clear();
_terrain = 0;
_models = 0;
_atlasGen=0;
_createdScene = 0;
_stateset = 0;
}
/*void compressJP2(osg::State *state,osg::Texture2D* texture2D, osg::Texture::InternalFormatMode internalFormatMode){
osg::ref_ptr<osg::Image> image = texture2D->getImage();
if (image.valid() &&
(image->getPixelFormat()==GL_RGB || image->getPixelFormat()==GL_RGBA) ){//&&
int width=image->s();
int height=image->t();
char cwd[2048];
char *dirres;
dirres=getcwd(cwd,2048);
std::string fname=string(cwd)+"/tmp/mesh-diced/"+getUUID()+".jpg";
osg::ref_ptr<osgDB::ReaderWriter::Options> op = new osgDB::ReaderWriter::Options();
op->setOptionString("JPEG_QUALITY 20");
osgDB::writeImageFile(*image,fname,op);
image->setFileName(fname);
image->setImage(width,height,1,GL_RGB, GL_RGB, GL_UNSIGNED_BYTE,NULL,osg::Image::NO_DELETE);
image->setWriteHint(osg::Image::EXTERNAL_FILE);
}
}*/
void MyDestinationTile::generateStateAndSplitDrawables(vector<osg::Geometry*> &geoms,osg::Vec4Array *v,const osg::Vec4Array &colors,const osg::Vec3Array &normals, const osg::PrimitiveSet& prset,
const TexBlendCoord &texCoordsArray,
const osg::Vec3Array &verts,int tex_size){
if(!v)
return;
int numIdx=prset.getNumIndices();
// printf("Num idx %d\n",numIdx);
//printf("Num idx %d %d\n",numIdx,v->size());
idmap_t allIds=calcAllIds(v);
// std::vector<osg::ref_ptr<osg::Image> > texture_images= _atlasGen->getImages();
unsigned int a=v->size();
//unsigned int b=texCoordsArray[0]->size();
//printf("%d != %d\n",a,(int)verts.size());
if(a != 0)
assert(a == verts.size());
// assert(a == b);
std::vector<osg::ref_ptr<osg::Image> > texture_images=_atlasGen->getImages();
remapArrayPerAtlas(v,texCoordsArray,_atlasGen->_vertexToAtlas);
int numberOfGeoms=texture_images.size();
std::vector<osg::DrawElementsUInt *> primsets(numberOfGeoms+1);;
std::vector<osg::Vec3Array *> vertSplit(numberOfGeoms+1);
std::vector<osg::Vec3Array *> normSplit(numberOfGeoms+1);
std::vector<osg::Vec4Array *> colorSplit(numberOfGeoms+1);
std::vector<TexBlendCoord> texSplit(numberOfGeoms+1);
geoms.resize(numberOfGeoms+1);
int untexidx=(geoms.size()-1);
for(int i=0; i< (int)geoms.size(); i++){
geoms[i]= new osg::Geometry;
vertSplit[i]=new osg::Vec3Array;
normSplit[i]=new osg::Vec3Array;
colorSplit[i]=new osg::Vec4Array;
geoms[i]->setVertexArray(vertSplit[i]);
geoms[i]->setNormalArray(normSplit[i]);
primsets[i] = new osg::DrawElementsUInt(osg::PrimitiveSet::TRIANGLES,0);
geoms[i]->addPrimitiveSet(primsets[i]);
//No texture in last set
if(i == untexidx)
continue;
texSplit[i].resize(4);
texSplit[i][0]=new osg::Vec3Array;
texSplit[i][1]=new osg::Vec3Array;
texSplit[i][2]=new osg::Vec3Array;
texSplit[i][3]=new osg::Vec3Array;
if(_mydataSet->_useBlending){
setVertexAttrib(*geoms[i],_texCoordsAlias1,texSplit[i][0],false,osg::Geometry::BIND_PER_VERTEX);
setVertexAttrib(*geoms[i],_texCoordsAlias2,texSplit[i][1],false,osg::Geometry::BIND_PER_VERTEX);
setVertexAttrib(*geoms[i],_texCoordsAlias3,texSplit[i][2],false,osg::Geometry::BIND_PER_VERTEX);
setVertexAttrib(*geoms[i],_texCoordsAlias4,texSplit[i][3],false,osg::Geometry::BIND_PER_VERTEX);
setVertexAttrib(*geoms[i], _colorAlias, colorSplit[i], false, osg::Geometry::BIND_PER_VERTEX);
}else{
geoms[i]->setTexCoordArray(TEX_UNIT,texSplit[i][0]);
geoms[i]->setColorArray(colorSplit[i]);
}
//geoms[i]->setUseDisplayList(false);
osg::StateSet *stateset=geoms[i]->getOrCreateStateSet();
osg::Image *tex=texture_images[i];
char tmpf[255];
sprintf(tmpf,"%d",rand());
tex->setFileName(tmpf);
osg::ref_ptr<osg::Texture2D> texture=new osg::Texture2D(tex);
texture->setWrap(osg::Texture::WRAP_S,osg::Texture::CLAMP_TO_EDGE);
texture->setWrap(osg::Texture::WRAP_T,osg::Texture::CLAMP_TO_EDGE);
//texture->setFilter(osg::Texture2D::MIN_FILTER,osg::Texture2D::LINEAR_MIPMAP_LINEAR);
// texture->setFilter(osg::Texture2D::MAG_FILTER,osg::Texture2D::LINEAR);
bool inlineImageFile = _dataSet->getDestinationTileExtension()==".ive" || _dataSet->getDestinationTileExtension()==".osgb" ;
bool compressedImageSupported = inlineImageFile;
//bool mipmapImageSupported = compressedImageSupported; // inlineImageFile;
//int layerNum=0;
osg::Texture::InternalFormatMode internalFormatMode = osg::Texture::USE_IMAGE_DATA_FORMAT;
/*switch(getImageOptions(layerNum)->getTextureType())
{
case(BuildOptions::RGB_S3TC_DXT1): internalFormatMode = osg::Texture::USE_S3TC_DXT1_COMPRESSION; break;
case(BuildOptions::RGBA_S3TC_DXT1): internalFormatMode = osg::Texture::USE_S3TC_DXT1_COMPRESSION; break;
case(BuildOptions::RGBA_S3TC_DXT3): internalFormatMode = osg::Texture::USE_S3TC_DXT3_COMPRESSION; break;
case(BuildOptions::RGBA_S3TC_DXT5): internalFormatMode = osg::Texture::USE_S3TC_DXT5_COMPRESSION; break;
case(BuildOptions::ARB_COMPRESSED): internalFormatMode = osg::Texture::USE_ARB_COMPRESSION; break;
case(BuildOptions::COMPRESSED_TEXTURE): internalFormatMode = osg::Texture::USE_S3TC_DXT1_COMPRESSION; break;
case(BuildOptions::COMPRESSED_RGBA_TEXTURE): internalFormatMode = osg::Texture::USE_S3TC_DXT3_COMPRESSION; break;
default: break;
}
*/
bool compressedImageRequired = (internalFormatMode != osg::Texture::USE_IMAGE_DATA_FORMAT);
// image->s()>=minumCompressedTextureSize && image->t()>=minumCompressedTextureSize &&
if (0&&compressedImageSupported && compressedImageRequired )
{
log(osg::NOTICE,"Compressed image");
bool generateMiMap = true;//getImageOptions(layerNum)->getMipMappingMode()==DataSet::MIP_MAPPING_IMAGERY;
bool resizePowerOfTwo =true;// getImageOptions(layerNum)->getPowerOfTwoImages();
compress(*_dataSet->getState(),*texture,internalFormatMode,generateMiMap,resizePowerOfTwo);
// compressFast(_dataSet->getState(),texture,internalFormatMode);
//compressJP2(_dataSet->getState(),texture,internalFormatMode);
log(osg::INFO,">>>>>>>>>>>>>>>compressed image.<<<<<<<<<<<<<<");
}
stateset->setTextureAttributeAndModes(TEX_UNIT,texture,osg::StateAttribute::ON);
//stateset->setMode( GL_LIGHTING, osg::StateAttribute::PROTECTED | osg::StateAttribute::OFF );
osg::Program* program = new osg::Program;
program->setName( "projective_tex" );
osg::ref_ptr<osg::Shader> lerpF=new osg::Shader( osg::Shader::FRAGMENT);
osg::ref_ptr<osg::Shader> lerpV=new osg::Shader( osg::Shader::VERTEX);
if(_mydataSet->_useBlending){
loadShaderSource( lerpV, _mydataSet->_basePath+"/blend.vert" );
if(_mydataSet->_useDebugShader)
_mydataSet->loadShaderSourcePrelude( lerpF, _mydataSet->_basePath+"/debug.frag" );
else{
if(_mydataSet->_useAtlas){
_mydataSet->loadShaderSourcePrelude( lerpF, _mydataSet->_basePath+"/blendAtlas.frag" );
}else{
_mydataSet->loadShaderSourcePrelude( lerpF, _mydataSet->_basePath+"/blend.frag" );
}
}
}else{
_mydataSet->loadShaderSourcePrelude( lerpF, _mydataSet->_basePath+"/pass.frag" );
loadShaderSource( lerpV, _mydataSet->_basePath+"/blend.vert" );
}
program->addShader( lerpF );
program->addShader( lerpV );
program->addBindAttribLocation(_texCoordsAlias1.second,_texCoordsAlias1.first);
program->addBindAttribLocation(_texCoordsAlias2.second,_texCoordsAlias2.first);
program->addBindAttribLocation(_texCoordsAlias3.second,_texCoordsAlias3.first);
program->addBindAttribLocation(_texCoordsAlias4.second,_texCoordsAlias4.first);
program->addBindAttribLocation(_colorAlias.second,_colorAlias.first);
if(_mydataSet->_useBlending)
stateset->setAttributeAndModes( program, osg::StateAttribute::ON );
stateset->setDataVariance(osg::Object::STATIC);
}
numIdx=prset.getNumIndices();
// printf("Num idx %d\n",numIdx);
// printf("Num idx %d %d\n",numIdx,v->size());
assert(numIdx ==(int) v->size());
for(int i=0; i<numIdx-2; i+=3){
vector<osg::Vec4> cP;
vector<osg::Vec3> vP;
vector<osg::Vec3> nP;
vector<osg::Vec3> tP[4];
vector<unsigned int> iP;
vector<SpatialIndex::id_type> idP;
SpatialIndex::id_type id=-1;//int atlas=-1;
bool untex=false;
for(int k=0; k <3; k++){
id = (v && v->size() && prset.index(i+k) < v->size() )? (int)((*v)[prset.index(i+k)][0]) : -1;
if(id < 0){
untex=true;
}else{
//atlas=_atlasGen->getAtlasId(id);
// if(atlas < 0 || atlas >= untexidx){
// osg::notify(osg::NOTICE) << "Atlas mapping incorrect id: " << id << " index: " << prset.index(i+k) << endl;
// exit(-1);
//}
if(id >= numberOfGeoms)
std::cout << "Atlas mapping incorrect id: " << id << " index: " << prset.index(i+k) << endl;
osg::Vec3 tc[4];
for(int t=0; t <4; t++){
tc[t]= texCoordsArray[t]->at(prset.index(i+k));
// osg::Matrix matrix=_atlasGen->getTextureMatrixByID(id);
tP[t].push_back(tc[t]);//osg::Vec2(tc[0]*matrix(0,0) + tc[1]*matrix(1,0) + matrix(3,0),
} // tc[0]*matrix(0,1) + tc[1]*matrix(1,1) + matrix(3,1)));
iP.push_back(vertSplit[id]->size()+k);
}
// idP.push_back(atlas);
vP.push_back((verts)[prset.index(i+k)]);
cP.push_back((colors)[prset.index(i+k)]);
nP.push_back((normals)[prset.index(i+k)]);
}
// assert(idP[0]== idP[1] == idP[2]);
// if(idP[0]!= idP[1] || idP[1]!= idP[2] || idP[0]!= idP[2])
// untex=true;
//assert(vP.size() == 3 && iP.size() == 3);
int untexSize=vertSplit[untexidx]->size();
for(int k=0; k <3; k++){
if(!untex){
vertSplit[id]->push_back(vP[k]);
normSplit[id]->push_back(nP[k]);
colorSplit[id]->push_back(cP[k]);
// std::cout << cP[k]<<"\n";
for(int t=0; t<4; t++)
texSplit[id][t]->push_back(tP[t][k]);
primsets[id]->push_back(iP[k]);
}else{
vertSplit[untexidx]->push_back(vP[k]);
colorSplit[untexidx]->push_back(cP[k]);
primsets[untexidx]->push_back(untexSize+k);
}
}
}
/* printf("vertSplit[0]= %d",vertSplit[0]->size());
printf("vertSplit[0]= %d",vertSplit[1]->size());
printf("primsets[0]= %d",primsets[0]->size());
printf("primsets[1]= %d\n",primsets[1]->size());
*/
if(!vertSplit[geoms.size()-1]->size()){
geoms.resize(geoms.size()-1);
}
}
osg::Node* MyCompositeDestination::createPagedLODScene()
{
if (_children.empty() && _tiles.empty()) return 0;
if (_children.empty() && _tiles.size()==1) { DestinationTile *t= _tiles.front();
MyDestinationTile *myt=dynamic_cast<MyDestinationTile*>(t);
osg::Node *node= myt?myt->createScene(): 0;