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Author SHA1 Message Date
Torsten Dreyer
e836e85697 Bump version to 3.5.0 2015-01-17 19:33:25 +01:00
12 changed files with 1350 additions and 2007 deletions

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@@ -6,9 +6,6 @@ include (CheckCXXCompilerFlag)
project(SimGear)
# using 10.7 because boost requires libc++ and 10.6 doesn't include it
set(CMAKE_OSX_DEPLOYMENT_TARGET 10.7)
# read 'version' file into a variable (stripping any newlines or spaces)
file(READ version versionFile)
string(STRIP ${versionFile} SIMGEAR_VERSION)
@@ -37,7 +34,7 @@ SET(CPACK_INSTALL_CMAKE_PROJECTS ${CMAKE_CURRENT_BINARY_DIR};SimGear;ALL;/)
# split version string into components, note CMAKE_MATCH_0 is the entire regexp match
string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)" CPACK_PACKAGE_VERSION ${SIMGEAR_VERSION} )
set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
set(CPACK_PACKAGE_VERSION_MAJOR ${CMAKE_MATCH_1})
set(CPACK_PACKAGE_VERSION_MINOR ${CMAKE_MATCH_2})
set(CPACK_PACKAGE_VERSION_PATCH ${CMAKE_MATCH_3})
@@ -178,12 +175,12 @@ if(SIMGEAR_HEADLESS)
else()
message(STATUS "SimGear mode: NORMAL")
find_package(OpenGL REQUIRED)
if (ENABLE_SOUND)
find_package(OpenAL REQUIRED)
message(STATUS "Sound support: ENABLED")
endif(ENABLE_SOUND)
find_package(OpenSceneGraph 3.2.0 REQUIRED osgText osgSim osgDB osgParticle osgGA osgViewer osgUtil)
endif(SIMGEAR_HEADLESS)
@@ -200,8 +197,8 @@ else()
# XML_STATIC is important to avoid sg_expat_external.h
# declaring symbols as declspec(import)
add_definitions(-DHAVE_EXPAT_CONFIG_H -DXML_STATIC)
set(EXPAT_INCLUDE_DIRS
${PROJECT_SOURCE_DIR}/3rdparty/expat
set(EXPAT_INCLUDE_DIRS
${PROJECT_SOURCE_DIR}/3rdparty/expat
${PROJECT_BINARY_DIR}/3rdparty/expat)
endif(SYSTEM_EXPAT)
@@ -278,12 +275,12 @@ SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on wi
# isnan might not be real symbol, so can't check using function_exists
check_cxx_source_compiles(
"#include <cmath>
"#include <cmath>
int main() { return isnan(0.0);} "
HAVE_ISNAN)
check_cxx_source_compiles(
"#include <cmath>
"#include <cmath>
int main() { return std::isnan(0.0);} "
HAVE_STD_ISNAN)
@@ -302,9 +299,6 @@ endif(CMAKE_COMPILER_IS_GNUCXX)
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
set(WARNING_FLAGS_CXX "-Wall -Wno-overloaded-virtual")
set(WARNING_FLAGS_C "-Wall")
set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++")
set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LANGUAGE_STANDARD "c++11")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -stdlib=libc++")
endif()
if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
@@ -326,16 +320,16 @@ if(WIN32)
# foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
# SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
# endforeach(warning)
set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS /wd4996 /wd4250 -Dstrdup=_strdup")
if (${MSVC_VERSION} GREATER 1599)
set( MSVC_LD_FLAGS "/FORCE:MULTIPLE" )
endif (${MSVC_VERSION} GREATER 1599)
endif(MSVC)
# assumed on Windows
set(HAVE_GETLOCALTIME 1)
set( WINSOCK_LIBRARY "ws2_32.lib" )
set( RT_LIBRARY "winmm" )
endif(WIN32)
@@ -344,15 +338,15 @@ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS_C} ${MSVC_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS_CXX} ${MSVC_FLAGS} ${BOOST_CXX_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${MSVC_LD_FLAGS}")
# use BEFORE to ensure local directories are used first,
# use BEFORE to ensure local directories are used first,
# ahead of system-installed libs
include_directories(BEFORE ${PROJECT_SOURCE_DIR})
include_directories(BEFORE ${PROJECT_SOURCE_DIR}/simgear/canvas/ShivaVG/include)
include_directories(BEFORE ${PROJECT_BINARY_DIR}/simgear)
include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
${Boost_INCLUDE_DIRS}
${ZLIB_INCLUDE_DIR}
include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
${Boost_INCLUDE_DIRS}
${ZLIB_INCLUDE_DIR}
${OPENAL_INCLUDE_DIR}
)
@@ -405,5 +399,5 @@ CONFIGURE_FILE(
IMMEDIATE @ONLY)
ADD_CUSTOM_TARGET(uninstall
"${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")

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@@ -28,12 +28,11 @@ SGPath appleSpecialFolder(int dirType, int domainMask, const SGPath& def)
{
CocoaAutoreleasePool ap;
NSFileManager* fm = [NSFileManager defaultManager];
NSSearchPathDirectory d = static_cast<NSSearchPathDirectory>(dirType);
NSURL* pathUrl = [fm URLForDirectory:d
inDomain:domainMask
appropriateForURL:Nil
create:YES
error:nil];
NSURL* pathUrl = [fm URLForDirectory:dirType
inDomain:domainMask
appropriateForURL:Nil
create:YES
error:nil];
if (!pathUrl) {
return def;;
}

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@@ -23,7 +23,6 @@
#include <boost/iterator/iterator_adaptor.hpp>
#include "Effect.hxx"
#include "mat.hxx"
namespace simgear
{
@@ -70,8 +69,6 @@ class EffectGeode : public osg::Geode
META_Node(simgear,EffectGeode);
Effect* getEffect() const { return _effect.get(); }
void setEffect(Effect* effect);
SGMaterial* getMaterial() const { return _material; }
void setMaterial(SGMaterial* mat) { _material = mat; }
virtual void resizeGLObjectBuffers(unsigned int maxSize);
virtual void releaseGLObjects(osg::State* = 0) const;
@@ -86,7 +83,6 @@ class EffectGeode : public osg::Geode
void runGenerators(osg::Geometry *geometry);
private:
osg::ref_ptr<Effect> _effect;
SGMaterial* _material;
};
}
#endif

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@@ -441,7 +441,7 @@ Effect* SGMaterial::get_effect(int i)
return _status[i].effect.get();
}
Effect* SGMaterial::get_one_effect(int texIndex)
Effect* SGMaterial::get_effect(const SGTexturedTriangleBin& triangleBin)
{
SGGuard<SGMutex> g(_lock);
if (_status.empty()) {
@@ -449,7 +449,7 @@ Effect* SGMaterial::get_one_effect(int texIndex)
return 0;
}
int i = texIndex % _status.size();
int i = triangleBin.getTextureIndex() % _status.size();
return get_effect(i);
}
@@ -460,7 +460,7 @@ Effect* SGMaterial::get_effect()
}
osg::Texture2D* SGMaterial::get_one_object_mask(int texIndex)
osg::Texture2D* SGMaterial::get_object_mask(const SGTexturedTriangleBin& triangleBin)
{
if (_status.empty()) {
SG_LOG( SG_GENERAL, SG_WARN, "No mask available.");
@@ -469,7 +469,7 @@ osg::Texture2D* SGMaterial::get_one_object_mask(int texIndex)
// Note that the object mask is closely linked to the texture/effect
// so we index based on the texture index,
unsigned int i = texIndex % _status.size();
unsigned int i = triangleBin.getTextureIndex() % _status.size();
if (i < _masks.size()) {
return _masks[i].get();
} else {

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@@ -119,13 +119,13 @@ public:
/**
* Get the textured state.
*/
simgear::Effect* get_one_effect(int texIndex);
simgear::Effect* get_effect(const SGTexturedTriangleBin& triangleBin);
simgear::Effect* get_effect();
/**
* Get the textured state.
*/
osg::Texture2D* get_one_object_mask(int texIndex);
osg::Texture2D* get_object_mask(const SGTexturedTriangleBin& triangleBin);
/**

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@@ -8,12 +8,9 @@ set(HEADERS
SGDirectionalLightBin.hxx
SGLightBin.hxx
SGModelBin.hxx
SGNodeTriangles.hxx
SGOceanTile.hxx
SGReaderWriterBTG.hxx
SGTexturedTriangleBin.hxx
SGTileDetailsCallback.hxx
SGTileGeometryBin.hxx
SGTriangleBin.hxx
SGVasiDrawable.hxx
SGVertexArrayBin.hxx

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@@ -1,482 +0,0 @@
// future API - just run through once to convert from OSG to SG
// then we can use these triangle lists for random
// trees/lights/buildings/objects
struct SGTexturedTriangle
{
public:
std::vector<SGVec3f> vertices;
std::vector<SGVec2f> texcoords;
};
struct SGBorderContour
{
public:
SGVec3d start;
SGVec3d end;
};
class SGTriangleInfo
{
public:
SGTriangleInfo( const SGVec3d& center ) {
gbs_center = center;
mt_init(&seed, 123);
}
// API used to build the Info by the visitor
void addGeometry( osg::Geometry* g ) {
geometries.push_back(g);
}
void setMaterial( SGMaterial* m ) {
mat = m;
}
SGMaterial* getMaterial( void ) const {
return mat;
}
// API used to get a specific texture or effect from a material. Materials can have
// multiple textures - use the floor of the x coordinate of the first vertes to select it.
// This will be constant, and give the same result each time to select one effect/texture per drawable.
int getTextureIndex( void ) const {
int texInfo = 0;
const osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometries[0]->getVertexArray());
if ( vertices ) {
const osg::Vec3 *v0 = &vertices->operator[](0);
texInfo = floor(v0->x());
}
return texInfo;
}
// new API - TODO
void getTriangles( std::vector<SGTexturedTriangle>& tris )
{
const osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometries[0]->getVertexArray());
const osg::Vec2Array* texcoords = dynamic_cast<osg::Vec2Array*>(geometries[0]->getTexCoordArray(0));
int numPrimitiveSets = geometries[0]->getNumPrimitiveSets();
if ( numPrimitiveSets > 0 ) {
const osg::PrimitiveSet* ps = geometries[0]->getPrimitiveSet(0);
unsigned int numIndices = ps->getNumIndices();
for ( unsigned int i=2; i<numIndices; i+= 3 ) {
SGTexturedTriangle tri;
tri.vertices.push_back( toSG(vertices->operator[](ps->index(i-2))) );
tri.vertices.push_back( toSG(vertices->operator[](ps->index(i-1))) );
tri.vertices.push_back( toSG(vertices->operator[](ps->index(i-0))) );
tri.texcoords.push_back( toSG(texcoords->operator[](ps->index(i-2))) );
tri.texcoords.push_back( toSG(texcoords->operator[](ps->index(i-1))) );
tri.texcoords.push_back( toSG(texcoords->operator[](ps->index(i-0))) );
}
}
}
void getBorderContours( std::vector<SGBorderContour>& border )
{
// each structure contains a list of target indexes and a count
int numPrimitiveSets = geometries[0]->getNumPrimitiveSets();
if ( numPrimitiveSets > 0 ) {
const osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometries[0]->getVertexArray());
const osg::PrimitiveSet* ps = geometries[0]->getPrimitiveSet(0);
unsigned int numTriangles = ps->getNumIndices()/3;
// use a map for fast lookup map the segment as a 64 bit int
std::map<uint64_t, int> segCounter;
uint32_t idx1, idx2;
uint64_t key;
for ( unsigned int i=0; i<numTriangles; i+= 3 ) {
// first seg
if ( ps->index(i+0) < ps->index(i+1) ) {
idx1 = ps->index(i+0);
idx2 = ps->index(i+1);
} else {
idx1 = ps->index(i+1);
idx2 = ps->index(i+0);
}
key=( (uint64_t)idx1<<32) | (uint64_t)idx2;
SG_LOG(SG_TERRAIN, SG_ALERT, "key " << std::hex << key << std::dec << " count is " << segCounter[key] );
segCounter[key]++;
SG_LOG(SG_TERRAIN, SG_ALERT, "after increment key " << std::hex << key << std::dec << " count is " << segCounter[key] );
// second seg
if ( ps->index(i+1) < ps->index(i+2) ) {
idx1 = ps->index(i+1);
idx2 = ps->index(i+2);
} else {
idx1 = ps->index(i+2);
idx2 = ps->index(i+1);
}
key=( (uint64_t)idx1<<32) | (uint64_t)idx2;
SG_LOG(SG_TERRAIN, SG_ALERT, "key " << std::hex << key << std::dec << " count is " << segCounter[key] );
segCounter[key]++;
SG_LOG(SG_TERRAIN, SG_ALERT, "after increment key " << std::hex << key << std::dec << " count is " << segCounter[key] );
// third seg
if ( ps->index(i+2) < ps->index(i+0) ) {
idx1 = ps->index(i+2);
idx2 = ps->index(i+0);
} else {
idx1 = ps->index(i+0);
idx2 = ps->index(i+2);
}
key=( (uint64_t)idx1<<32) | (uint64_t)idx2;
SG_LOG(SG_TERRAIN, SG_ALERT, "key " << std::hex << key << std::dec << " count is " << segCounter[key] );
segCounter[key]++;
SG_LOG(SG_TERRAIN, SG_ALERT, "after increment key " << std::hex << key << std::dec << " count is " << segCounter[key] );
}
// return all segments with count = 1 ( border )
std::map<uint64_t, int>::iterator segIt = segCounter.begin();
while ( segIt != segCounter.end() ) {
if ( segIt->second == 1 ) {
SG_LOG(SG_TERRAIN, SG_ALERT, "key " << std::hex << segIt->first << std::dec << " count is " << segIt->second );
unsigned int iStart = segIt->first >> 32;
unsigned int iEnd = segIt->first & 0x00000000FFFFFFFF;
SGBorderContour bc;
bc.start = toVec3d(toSG(vertices->operator[](iStart)));
bc.end = toVec3d(toSG(vertices->operator[](iEnd)));
border.push_back( bc );
}
segIt++;
}
#if 0
// debug out - requires GDAL
//
//
//
SGGeod geodPos = SGGeod::fromCart(gbs_center);
SGQuatd hlOr = SGQuatd::fromLonLat(geodPos)*SGQuatd::fromEulerDeg(0, 0, 180);
for ( unsigned int i=0; i<border.size(); i++ ){
// de-rotate and translate : todo - create a paralell vertex list so we just do this
// once per vertex, not for every triangle's use of the vertex
SGVec3d sgVStart = hlOr.backTransform( border[i].start) + gbs_center;
SGVec3d sgVEnd = hlOr.backTransform( border[i].end) + gbs_center;
// convert from cartesian to Geodetic, and save as a list of Geods for output
SGGeod gStart = SGGeod::fromCart(sgVStart);
SGGeod gEnd = SGGeod::fromCart(sgVEnd);
SGShapefile::FromSegment( gStart, gEnd, true, "./borders", mat->get_names()[0], "border" );
}
#endif
}
}
// Random buildings API - get num triangles, then get a triangle at index
unsigned int getNumTriangles( void ) const {
unsigned int num_triangles = 0;
if ( !geometries.empty() ) {
int numPrimitiveSets = geometries[0]->getNumPrimitiveSets();
if ( numPrimitiveSets > 0 ) {
const osg::PrimitiveSet* ps = geometries[0]->getPrimitiveSet(0);
unsigned int numIndices = ps->getNumIndices();
num_triangles = numIndices/3;
}
}
return num_triangles;
}
void getTriangle(unsigned int i, std::vector<SGVec3f>& triVerts, std::vector<SGVec2f>& triTCs) const {
const osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometries[0]->getVertexArray());
const osg::Vec2Array* texcoords = dynamic_cast<osg::Vec2Array*>(geometries[0]->getTexCoordArray(0));
if ( !geometries.empty() ) {
int numPrimitiveSets = geometries[0]->getNumPrimitiveSets();
if ( numPrimitiveSets > 0 ) {
const osg::PrimitiveSet* ps = geometries[0]->getPrimitiveSet(0);
int idxStart = i*3;
triVerts.push_back( toSG(vertices->operator[](ps->index(idxStart+0))) );
triVerts.push_back( toSG(vertices->operator[](ps->index(idxStart+1))) );
triVerts.push_back( toSG(vertices->operator[](ps->index(idxStart+2))) );
triTCs.push_back( toSG(texcoords->operator[](ps->index(idxStart+0))) );
triTCs.push_back( toSG(texcoords->operator[](ps->index(idxStart+1))) );
triTCs.push_back( toSG(texcoords->operator[](ps->index(idxStart+2))) );
}
}
}
// random lights and trees - just get a list of points on where to add the light / tree
// TODO move this out - and handle in the random light / tree code
// just use generic triangle API.
void addRandomSurfacePoints(float coverage, float offset,
osg::Texture2D* object_mask,
std::vector<SGVec3f>& points)
{
if ( !geometries.empty() ) {
const osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometries[0]->getVertexArray());
const osg::Vec2Array* texcoords = dynamic_cast<osg::Vec2Array*>(geometries[0]->getTexCoordArray(0));
int numPrimitiveSets = geometries[0]->getNumPrimitiveSets();
if ( numPrimitiveSets > 0 ) {
const osg::PrimitiveSet* ps = geometries[0]->getPrimitiveSet(0);
unsigned int numIndices = ps->getNumIndices();
for ( unsigned int i=2; i<numIndices; i+= 3 ) {
SGVec3f v0 = toSG(vertices->operator[](ps->index(i-2)));
SGVec3f v1 = toSG(vertices->operator[](ps->index(i-1)));
SGVec3f v2 = toSG(vertices->operator[](ps->index(i-0)));
SGVec2f t0 = toSG(texcoords->operator[](ps->index(i-2)));
SGVec2f t1 = toSG(texcoords->operator[](ps->index(i-1)));
SGVec2f t2 = toSG(texcoords->operator[](ps->index(i-0)));
SGVec3f normal = cross(v1 - v0, v2 - v0);
// Compute the area
float area = 0.5f*length(normal);
if (area <= SGLimitsf::min())
continue;
// For partial units of area, use a zombie door method to
// create the proper random chance of a light being created
// for this triangle
float unit = area + mt_rand(&seed)*coverage;
SGVec3f offsetVector = offset*normalize(normal);
// generate a light point for each unit of area
while ( coverage < unit ) {
float a = mt_rand(&seed);
float b = mt_rand(&seed);
if ( a + b > 1 ) {
a = 1 - a;
b = 1 - b;
}
float c = 1 - a - b;
SGVec3f randomPoint = offsetVector + a*v0 + b*v1 + c*v2;
if (object_mask != NULL) {
SGVec2f texCoord = a*t0 + b*t1 + c*t2;
// Check this random point against the object mask
// red channel.
osg::Image* img = object_mask->getImage();
unsigned int x = (int) (img->s() * texCoord.x()) % img->s();
unsigned int y = (int) (img->t() * texCoord.y()) % img->t();
if (mt_rand(&seed) < img->getColor(x, y).r()) {
points.push_back(randomPoint);
}
} else {
// No object mask, so simply place the object
points.push_back(randomPoint);
}
unit -= coverage;
}
}
}
}
}
void addRandomTreePoints(float wood_coverage,
osg::Texture2D* object_mask,
float vegetation_density,
float cos_max_density_angle,
float cos_zero_density_angle,
std::vector<SGVec3f>& points)
{
if ( !geometries.empty() ) {
const osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometries[0]->getVertexArray());
const osg::Vec2Array* texcoords = dynamic_cast<osg::Vec2Array*>(geometries[0]->getTexCoordArray(0));
int numPrimitiveSets = geometries[0]->getNumPrimitiveSets();
if ( numPrimitiveSets > 0 ) {
const osg::PrimitiveSet* ps = geometries[0]->getPrimitiveSet(0);
unsigned int numIndices = ps->getNumIndices();
for ( unsigned int i=2; i<numIndices; i+= 3 ) {
SGVec3f v0 = toSG(vertices->operator[](ps->index(i-2)));
SGVec3f v1 = toSG(vertices->operator[](ps->index(i-1)));
SGVec3f v2 = toSG(vertices->operator[](ps->index(i-0)));
SGVec2f t0 = toSG(texcoords->operator[](ps->index(i-2)));
SGVec2f t1 = toSG(texcoords->operator[](ps->index(i-1)));
SGVec2f t2 = toSG(texcoords->operator[](ps->index(i-0)));
SGVec3f normal = cross(v1 - v0, v2 - v0);
// Ensure the slope isn't too steep by checking the
// cos of the angle between the slope normal and the
// vertical (conveniently the z-component of the normalized
// normal) and values passed in.
float alpha = normalize(normal).z();
float slope_density = 1.0;
if (alpha < cos_zero_density_angle)
continue; // Too steep for any vegetation
if (alpha < cos_max_density_angle) {
slope_density =
(alpha - cos_zero_density_angle) / (cos_max_density_angle - cos_zero_density_angle);
}
// Compute the area
float area = 0.5f*length(normal);
if (area <= SGLimitsf::min())
continue;
// Determine the number of trees, taking into account vegetation
// density (which is linear) and the slope density factor.
// Use a zombie door method to create the proper random chance
// of a tree being created for partial values.
int woodcount = (int) (vegetation_density * vegetation_density *
slope_density *
area / wood_coverage + mt_rand(&seed));
for (int j = 0; j < woodcount; j++) {
float a = mt_rand(&seed);
float b = mt_rand(&seed);
if ( a + b > 1.0f ) {
a = 1.0f - a;
b = 1.0f - b;
}
float c = 1.0f - a - b;
SGVec3f randomPoint = a*v0 + b*v1 + c*v2;
if (object_mask != NULL) {
SGVec2f texCoord = a*t0 + b*t1 + c*t2;
// Check this random point against the object mask
// green (for trees) channel.
osg::Image* img = object_mask->getImage();
unsigned int x = (int) (img->s() * texCoord.x()) % img->s();
unsigned int y = (int) (img->t() * texCoord.y()) % img->t();
if (mt_rand(&seed) < img->getColor(x, y).g()) {
// The red channel contains the rotation for this object
points.push_back(randomPoint);
}
} else {
points.push_back(randomPoint);
}
}
}
}
}
}
#if 0
// debug : this will save the tile as a shapefile that can be viewed in QGIS.
// NOTE: this is really slow....
// remember - we need to de-rotate the tile, then translate back to gbs_center.
void dumpBorder() {
//dump the first triangle only of the first geometry, for now...
SG_LOG(SG_TERRAIN, SG_ALERT, "effect geode has " << geometries.size() << " geometries" );
const osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometries[0]->getVertexArray());
if ( vertices ) {
SG_LOG(SG_TERRAIN, SG_ALERT, " geometry has " << vertices->getNumElements() << " vertices" );
}
if ( !geometries.empty() ) {
int numPrimitiveSets = geometries[0]->getNumPrimitiveSets();
SG_LOG(SG_TERRAIN, SG_ALERT, " geometry has " << numPrimitiveSets << " primitive sets" );
if ( numPrimitiveSets > 0 ) {
const osg::PrimitiveSet* ps = geometries[0]->getPrimitiveSet(0);
unsigned int numIndices = ps->getNumIndices();
// create the same quat we used to rotate here
// - use backTransform to go back to original node location
SGGeod geodPos = SGGeod::fromCart(gbs_center);
SGQuatd hlOr = SGQuatd::fromLonLat(geodPos)*SGQuatd::fromEulerDeg(0, 0, 180);
SG_LOG(SG_TERRAIN, SG_ALERT, " primitive set has has " << numIndices << " indices" );
for ( unsigned int i=2; i<numIndices; i+= 3 ) {
if ( numIndices >= 3 ) {
unsigned int v0i = ps->index(i-2);
unsigned int v1i = ps->index(i-1);
unsigned int v2i = ps->index(i-0);
const osg::Vec3 *v0 = &vertices->operator[](v0i);
const osg::Vec3 *v1 = &vertices->operator[](v1i);
const osg::Vec3 *v2 = &vertices->operator[](v2i);
// de-rotate and translate : todo - create a paralell vertex list so we just do this
// once per vertex, not for every triangle's use of the vertex
SGVec3d vec0 = hlOr.backTransform( toVec3d(toSG(*v0))) + gbs_center;
SGVec3d vec1 = hlOr.backTransform( toVec3d(toSG(*v1))) + gbs_center;
SGVec3d vec2 = hlOr.backTransform( toVec3d(toSG(*v2))) + gbs_center;
// convert from cartesian to Geodetic, and save as a list of Geods for output
std::vector<SGGeod> triangle;
triangle.push_back( SGGeod::fromCart(vec0) );
triangle.push_back( SGGeod::fromCart(vec1) );
triangle.push_back( SGGeod::fromCart(vec2) );
SGShapefile::FromGeodList( triangle, true, "./triangles", mat->get_names()[0], "tri" );
}
}
}
}
}
#endif
private:
mt seed;
SGMaterial* mat;
SGVec3d gbs_center;
std::vector<osg::Geometry*> geometries;
std::vector<int> polygon_border; // TODO
};
// This visitor will generate an SGTriangleInfo.
// currently, it looks like it could save multiple lists, which could be the case
// if multiple osg::geods are found with osg::Geometry.
// But right now, we store a single PrimitiveSet under a single EffectGeod.
// so the traversal should only find a single EffectGeod - building a single SGTriangleInfo
class GetNodeTriangles : public osg::NodeVisitor
{
public:
GetNodeTriangles(const SGVec3d& c, std::vector<SGTriangleInfo>* nt) : osg::NodeVisitor( osg::NodeVisitor::TRAVERSE_ALL_CHILDREN ), center(c), nodeTris(nt) {}
// This method gets called for every node in the scene
// graph. Check each node to see if it has user
// out target. If so, save the node's address.
virtual void apply( osg::Node& node )
{
EffectGeode* eg = dynamic_cast<EffectGeode*>(&node);
if ( eg ) {
// get the material from the user info
SGTriangleInfo triInfo( center );
triInfo.setMaterial( eg->getMaterial() );
// let's find the drawables for this node
int numDrawables = eg->getNumDrawables();
for ( int i=0; i<numDrawables; i++ ) {
triInfo.addGeometry( eg->getDrawable(i)->asGeometry() );
}
nodeTris->push_back( triInfo );
}
// Keep traversing the rest of the scene graph.
traverse( node );
}
protected:
SGVec3d center;
std::vector<SGTriangleInfo>* nodeTris;
};

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@@ -1,304 +0,0 @@
#ifdef HAVE_CONFIG_H
# include <simgear_config.h>
#endif
#include "obj.hxx"
#include <simgear/scene/material/EffectGeode.hxx>
#include <simgear/scene/material/matlib.hxx>
#include <simgear/scene/material/mat.hxx>
#include "SGTexturedTriangleBin.hxx"
using namespace simgear;
typedef std::map<std::string,SGTexturedTriangleBin> SGMaterialTriangleMap;
// Class handling the initial BTG loading : should probably be in its own file
// it is very closely coupled with SGTexturedTriangleBin.hxx
// it was used to load fans, strips, and triangles.
// WS2.0 no longer uses fans or strips, but people still use ws1.0, so we need
// to keep this functionality.
class SGTileGeometryBin : public osg::Referenced {
public:
SGMaterialTriangleMap materialTriangleMap;
SGTileGeometryBin() {}
static SGVec2f
getTexCoord(const std::vector<SGVec2f>& texCoords, const int_list& tc,
const SGVec2f& tcScale, unsigned i)
{
if (tc.empty())
return tcScale;
else if (tc.size() == 1)
return mult(texCoords[tc[0]], tcScale);
else
return mult(texCoords[tc[i]], tcScale);
}
SGVec2f getTexCoordScale(const std::string& name, SGMaterialCache* matcache)
{
if (!matcache)
return SGVec2f(1, 1);
SGMaterial* material = matcache->find(name);
if (!material)
return SGVec2f(1, 1);
return material->get_tex_coord_scale();
}
static void
addTriangleGeometry(SGTexturedTriangleBin& triangles,
const SGBinObject& obj, unsigned grp,
const SGVec2f& tc0Scale,
const SGVec2f& tc1Scale)
{
const std::vector<SGVec3d>& vertices(obj.get_wgs84_nodes());
const std::vector<SGVec3f>& normals(obj.get_normals());
const std::vector<SGVec2f>& texCoords(obj.get_texcoords());
const int_list& tris_v(obj.get_tris_v()[grp]);
const int_list& tris_n(obj.get_tris_n()[grp]);
const tci_list& tris_tc(obj.get_tris_tcs()[grp]);
bool num_norms_is_num_verts = true;
if (tris_v.size() != tris_n.size()) {
// If the normal indices do not match, they should be inmplicitly
// the same than the vertex indices.
num_norms_is_num_verts = false;
}
if ( !tris_tc[1].empty() ) {
triangles.hasSecondaryTexCoord(true);
}
for (unsigned i = 2; i < tris_v.size(); i += 3) {
SGVertNormTex v0;
v0.SetVertex( toVec3f(vertices[tris_v[i-2]]) );
v0.SetNormal( num_norms_is_num_verts ? normals[tris_n[i-2]] :
normals[tris_v[i-2]] );
v0.SetTexCoord( 0, getTexCoord(texCoords, tris_tc[0], tc0Scale, i-2) );
if (!tris_tc[1].empty()) {
v0.SetTexCoord( 1, getTexCoord(texCoords, tris_tc[1], tc1Scale, i-2) );
}
SGVertNormTex v1;
v1.SetVertex( toVec3f(vertices[tris_v[i-1]]) );
v1.SetNormal( num_norms_is_num_verts ? normals[tris_n[i-1]] :
normals[tris_v[i-1]] );
v1.SetTexCoord( 0, getTexCoord(texCoords, tris_tc[0], tc0Scale, i-1) );
if (!tris_tc[1].empty()) {
v1.SetTexCoord( 1, getTexCoord(texCoords, tris_tc[1], tc1Scale, i-1) );
}
SGVertNormTex v2;
v2.SetVertex( toVec3f(vertices[tris_v[i]]) );
v2.SetNormal( num_norms_is_num_verts ? normals[tris_n[i]] :
normals[tris_v[i]] );
v2.SetTexCoord( 0, getTexCoord(texCoords, tris_tc[0], tc0Scale, i) );
if (!tris_tc[1].empty()) {
v2.SetTexCoord( 1, getTexCoord(texCoords, tris_tc[1], tc1Scale, i) );
}
triangles.insert(v0, v1, v2);
}
}
static void
addStripGeometry(SGTexturedTriangleBin& triangles,
const SGBinObject& obj, unsigned grp,
const SGVec2f& tc0Scale,
const SGVec2f& tc1Scale)
{
const std::vector<SGVec3d>& vertices(obj.get_wgs84_nodes());
const std::vector<SGVec3f>& normals(obj.get_normals());
const std::vector<SGVec2f>& texCoords(obj.get_texcoords());
const int_list& strips_v(obj.get_strips_v()[grp]);
const int_list& strips_n(obj.get_strips_n()[grp]);
const tci_list& strips_tc(obj.get_strips_tcs()[grp]);
bool num_norms_is_num_verts = true;
if (strips_v.size() != strips_n.size()) {
// If the normal indices do not match, they should be inmplicitly
// the same than the vertex indices.
num_norms_is_num_verts = false;
}
if ( !strips_tc[1].empty() ) {
triangles.hasSecondaryTexCoord(true);
}
for (unsigned i = 2; i < strips_v.size(); ++i) {
SGVertNormTex v0;
v0.SetVertex( toVec3f(vertices[strips_v[i-2]]) );
v0.SetNormal( num_norms_is_num_verts ? normals[strips_n[i-2]] :
normals[strips_v[i-2]] );
v0.SetTexCoord( 0, getTexCoord(texCoords, strips_tc[0], tc0Scale, i-2) );
if (!strips_tc[1].empty()) {
v0.SetTexCoord( 1, getTexCoord(texCoords, strips_tc[1], tc1Scale, i-2) );
}
SGVertNormTex v1;
v1.SetVertex( toVec3f(vertices[strips_v[i-1]]) );
v1.SetNormal( num_norms_is_num_verts ? normals[strips_n[i-1]] :
normals[strips_v[i-1]] );
v1.SetTexCoord( 0, getTexCoord(texCoords, strips_tc[1], tc0Scale, i-1) );
if (!strips_tc[1].empty()) {
v1.SetTexCoord( 1, getTexCoord(texCoords, strips_tc[1], tc1Scale, i-1) );
}
SGVertNormTex v2;
v2.SetVertex( toVec3f(vertices[strips_v[i]]) );
v2.SetNormal( num_norms_is_num_verts ? normals[strips_n[i]] :
normals[strips_v[i]] );
v2.SetTexCoord( 0, getTexCoord(texCoords, strips_tc[0], tc0Scale, i) );
if (!strips_tc[1].empty()) {
v2.SetTexCoord( 1, getTexCoord(texCoords, strips_tc[1], tc1Scale, i) );
}
if (i%2)
triangles.insert(v1, v0, v2);
else
triangles.insert(v0, v1, v2);
}
}
static void
addFanGeometry(SGTexturedTriangleBin& triangles,
const SGBinObject& obj, unsigned grp,
const SGVec2f& tc0Scale,
const SGVec2f& tc1Scale)
{
const std::vector<SGVec3d>& vertices(obj.get_wgs84_nodes());
const std::vector<SGVec3f>& normals(obj.get_normals());
const std::vector<SGVec2f>& texCoords(obj.get_texcoords());
const int_list& fans_v(obj.get_fans_v()[grp]);
const int_list& fans_n(obj.get_fans_n()[grp]);
const tci_list& fans_tc(obj.get_fans_tcs()[grp]);
bool num_norms_is_num_verts = true;
if (fans_v.size() != fans_n.size()) {
// If the normal indices do not match, they should be inmplicitly
// the same than the vertex indices.
num_norms_is_num_verts = false;
}
if ( !fans_tc[1].empty() ) {
triangles.hasSecondaryTexCoord(true);
}
SGVertNormTex v0;
v0.SetVertex( toVec3f(vertices[fans_v[0]]) );
v0.SetNormal( num_norms_is_num_verts ? normals[fans_n[0]] :
normals[fans_v[0]] );
v0.SetTexCoord( 0, getTexCoord(texCoords, fans_tc[0], tc0Scale, 0) );
if (!fans_tc[1].empty()) {
v0.SetTexCoord( 1, getTexCoord(texCoords, fans_tc[1], tc1Scale, 0) );
}
SGVertNormTex v1;
v1.SetVertex( toVec3f(vertices[fans_v[1]]) );
v1.SetNormal( num_norms_is_num_verts ? normals[fans_n[1]] :
normals[fans_v[1]] );
v1.SetTexCoord( 0, getTexCoord(texCoords, fans_tc[0], tc0Scale, 1) );
if (!fans_tc[1].empty()) {
v1.SetTexCoord( 1, getTexCoord(texCoords, fans_tc[1], tc1Scale, 1) );
}
for (unsigned i = 2; i < fans_v.size(); ++i) {
SGVertNormTex v2;
v2.SetVertex( toVec3f(vertices[fans_v[i]]) );
v2.SetNormal( num_norms_is_num_verts ? normals[fans_n[i]] :
normals[fans_v[i]] );
v2.SetTexCoord( 0, getTexCoord(texCoords, fans_tc[0], tc0Scale, i) );
if (!fans_tc[1].empty()) {
v2.SetTexCoord( 1, getTexCoord(texCoords, fans_tc[1], tc1Scale, i) );
}
triangles.insert(v0, v1, v2);
v1 = v2;
}
}
bool
insertSurfaceGeometry(const SGBinObject& obj, SGMaterialCache* matcache)
{
if (obj.get_tris_n().size() < obj.get_tris_v().size() ||
obj.get_tris_tcs().size() < obj.get_tris_v().size()) {
SG_LOG(SG_TERRAIN, SG_ALERT,
"Group list sizes for triangles do not match!");
return false;
}
for (unsigned grp = 0; grp < obj.get_tris_v().size(); ++grp) {
std::string materialName = obj.get_tri_materials()[grp];
SGVec2f tc0Scale = getTexCoordScale(materialName, matcache);
SGVec2f tc1Scale(1.0, 1.0);
addTriangleGeometry(materialTriangleMap[materialName],
obj, grp, tc0Scale, tc1Scale );
}
if (obj.get_strips_n().size() < obj.get_strips_v().size() ||
obj.get_strips_tcs().size() < obj.get_strips_v().size()) {
SG_LOG(SG_TERRAIN, SG_ALERT,
"Group list sizes for strips do not match!");
return false;
}
for (unsigned grp = 0; grp < obj.get_strips_v().size(); ++grp) {
std::string materialName = obj.get_strip_materials()[grp];
SGVec2f tc0Scale = getTexCoordScale(materialName, matcache);
SGVec2f tc1Scale(1.0, 1.0);
addStripGeometry(materialTriangleMap[materialName],
obj, grp, tc0Scale, tc1Scale);
}
if (obj.get_fans_n().size() < obj.get_fans_v().size() ||
obj.get_fans_tcs().size() < obj.get_fans_v().size()) {
SG_LOG(SG_TERRAIN, SG_ALERT,
"Group list sizes for fans do not match!");
return false;
}
for (unsigned grp = 0; grp < obj.get_fans_v().size(); ++grp) {
std::string materialName = obj.get_fan_materials()[grp];
SGVec2f tc0Scale = getTexCoordScale(materialName, matcache);
SGVec2f tc1Scale(1.0, 1.0);
addFanGeometry(materialTriangleMap[materialName],
obj, grp, tc0Scale, tc1Scale );
}
return true;
}
osg::Node* getSurfaceGeometry(SGMaterialCache* matcache, bool useVBOs) const
{
if (materialTriangleMap.empty())
return 0;
EffectGeode* eg = NULL;
osg::Group* group = (materialTriangleMap.size() > 1 ? new osg::Group : NULL);
if (group) {
group->setName("surfaceGeometryGroup");
}
//osg::Geode* geode = new osg::Geode;
SGMaterialTriangleMap::const_iterator i;
for (i = materialTriangleMap.begin(); i != materialTriangleMap.end(); ++i) {
osg::Geometry* geometry = i->second.buildGeometry(useVBOs);
SGMaterial *mat = NULL;
if (matcache) {
mat = matcache->find(i->first);
}
eg = new EffectGeode;
eg->setName("EffectGeode");
if (mat) {
eg->setMaterial(mat);
eg->setEffect(mat->get_one_effect(i->second.getTextureIndex()));
} else {
eg->setMaterial(NULL);
}
eg->addDrawable(geometry);
eg->runGenerators(geometry); // Generate extra data needed by effect
if (group) {
group->addChild(eg);
}
}
if (group) {
return group;
} else {
return eg;
}
}
};

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@@ -28,9 +28,6 @@ using namespace osg;
void UpdateOnceCallback::operator()(Node* node, NodeVisitor* nv)
{
ref_ptr<UpdateOnceCallback> prevent_premature_deletion=this;
// workaround for crash bug in OSG 3.2.1
// https://bugs.debian.org/765855
doUpdate(node, nv);
node->removeUpdateCallback(this);
// The callback could be deleted now.

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@@ -1 +1 @@
3.4.0
3.5.0