DeferredShadingStage::DSStageDataTransitPtr
DeferredShadingStage::createStageData(void)
{
DSStageDataTransitPtr data =
DSStageData::createLocal();
FrameBufferObjectUnrecPtr gBufferTarget =
FrameBufferObject::createLocal();
RenderBufferUnrecPtr gBufferDepth =
RenderBuffer::createLocal();
SolidBackgroundUnrecPtr gBufferBackground =
SolidBackground::createLocal();
BlendChunkUnrecPtr shadingBlendChunk =
BlendChunk::createLocal();
gBufferDepth ->setInternalFormat (GL_DEPTH_COMPONENT24);
gBufferTarget ->setDepthAttachment(gBufferDepth );
gBufferBackground->setColor(Color3f(0.0f, 0.0f, 0.0f));
shadingBlendChunk->setSrcFactor (GL_ONE);
shadingBlendChunk->setDestFactor(GL_ONE);
data->setGBufferTarget (gBufferTarget );
data->setGBufferBackground(gBufferBackground);
data->setBlendChunk (shadingBlendChunk);
return data;
}
DepthPeelingStageDataTransitPtr
DepthPeelingStage::setupStageData(Int32 iPixelWidth,
Int32 iPixelHeight)
{
DepthPeelingStageDataTransitPtr returnValue =
DepthPeelingStageData::createLocal();
if(returnValue == NULL)
return returnValue;
OSG::Thread::setCurrentLocalFlags();
//Depth, Blend chunks and Background in Data?
DepthChunkUnrecPtr pDepthOffChunk = DepthChunk::createLocal();
pDepthOffChunk->setEnable(false);
DepthChunkUnrecPtr pDepthOnChunk = DepthChunk::createLocal();
pDepthOnChunk->setEnable(true);
returnValue->setDepthChunk(pDepthOnChunk);
ShaderProgramVariableChunkUnrecPtr pSPVChunk1 =
ShaderProgramVariableChunk::createLocal();
pSPVChunk1->addUniformVariable("uIsPeelPass", true);
returnValue->setSpvIsPeelChunk(pSPVChunk1);
ShaderProgramVariableChunkUnrecPtr pSPVChunk2 =
ShaderProgramVariableChunk::createLocal();
pSPVChunk2->addUniformVariable("uIsPeelPass", false);
returnValue->setSpvIsInitialChunk(pSPVChunk2);
BlendChunkUnrecPtr pBlendChunk = BlendChunk::createLocal();
pBlendChunk->setSrcFactor(GL_DST_ALPHA);
pBlendChunk->setDestFactor(GL_ONE);
pBlendChunk->setAlphaSrcFactor(GL_ZERO);
pBlendChunk->setAlphaDestFactor(GL_ONE_MINUS_SRC_ALPHA);
pBlendChunk->setEquation(GL_FUNC_ADD);
SolidBackgroundUnrecPtr pSolidBackground = SolidBackground::createLocal();
pSolidBackground->setColor(Color3f(0.f, 0.f, 0.f));
pSolidBackground->setAlpha(0.f);
returnValue->setBackground(pSolidBackground);
SimpleSHLChunkUnrecPtr pQuadShader = SimpleSHLChunk::createLocal();
pQuadShader->setFragmentProgram(std::string(blendFS));
pQuadShader->addUniformVariable("uSampler", 0);
//2 FBOs (Ping-Pong)
FrameBufferObjectUnrecPtr pPeelFBOs[2];
TextureBufferUnrecPtr pPeelColorTexBuffers[2];
TextureBufferUnrecPtr pPeelDepthTexBuffers[2];
TextureObjChunkUnrecPtr pColorTexs[2];
ImageUnrecPtr pColorImgs[2];
TextureObjChunkUnrecPtr pDepthTexs[2];
ImageUnrecPtr pDepthImgs[2];
for (int i=0; i<2; ++i)
{
//Color textures
pColorTexs[i] = TextureObjChunk::createLocal();
pColorImgs[i] = Image ::createLocal();
pColorImgs[i]->set(Image::OSG_RGBA_PF,
iPixelWidth,
iPixelHeight,
1,
1,
1,
0.0,
0,
Image::OSG_FLOAT32_IMAGEDATA,
false);
pColorTexs[i] ->setImage (pColorImgs[i] );
pColorTexs[i] ->setMinFilter (GL_NEAREST );
pColorTexs[i] ->setMagFilter (GL_NEAREST );
pColorTexs[i] ->setWrapS (GL_CLAMP_TO_EDGE );
pColorTexs[i] ->setWrapT (GL_CLAMP_TO_EDGE );
pColorTexs[i] ->setInternalFormat(GL_RGBA8);
pPeelColorTexBuffers[i] = TextureBuffer::createLocal();
pPeelColorTexBuffers[i]->setTexture(pColorTexs[i]);
//Depth textures
pDepthTexs[i] = TextureObjChunk::createLocal();
pDepthImgs[i] = Image ::createLocal();
pDepthImgs[i]->set(Image::OSG_DEPTH_PF,
iPixelWidth,
iPixelHeight,
1,
1,
1,
0.0,
0,
Image::OSG_FLOAT32_IMAGEDATA,
false);
pDepthTexs[i] ->setImage (pDepthImgs[i] );
pDepthTexs[i] ->setMinFilter (GL_NEAREST );
pDepthTexs[i] ->setMagFilter (GL_NEAREST );
pDepthTexs[i] ->setWrapS (GL_CLAMP_TO_EDGE );
pDepthTexs[i] ->setWrapT (GL_CLAMP_TO_EDGE );
pDepthTexs[i] ->setInternalFormat(GL_DEPTH_COMPONENT32F);
pDepthTexs[i] ->setExternalFormat(GL_DEPTH_COMPONENT);
pPeelDepthTexBuffers[i] = TextureBuffer::createLocal();
pPeelDepthTexBuffers[i]->setTexture(pDepthTexs[i]);
pPeelFBOs[i] = FrameBufferObject::createLocal();
pPeelFBOs[i]->setSize(iPixelWidth, iPixelHeight);
pPeelFBOs[i]->setColorAttachment(pPeelColorTexBuffers[i], 0);
pPeelFBOs[i]->setDepthAttachment(pPeelDepthTexBuffers[i]);
pPeelFBOs[i]->editMFDrawBuffers()->push_back(GL_COLOR_ATTACHMENT0_EXT);
//Peel material for Quad (!)
ChunkMaterialUnrecPtr pPeelMat = ChunkMaterial ::createLocal();
pPeelMat->addChunk(pQuadShader, 0);
pPeelMat->addChunk(pColorTexs[i], 0);
pPeelMat->addChunk(pDepthOffChunk);
pPeelMat->addChunk(pBlendChunk);
if (i == 0)
{
returnValue->setPeelPingFBO(pPeelFBOs[i]);
returnValue->setPeelPingMaterial(pPeelMat);
}
else
{
returnValue->setPeelPongFBO(pPeelFBOs[i]);
returnValue->setPeelPongMaterial(pPeelMat);
}
}
// The final color blend target
FrameBufferObjectUnrecPtr pBlendFBO = FrameBufferObject::createLocal();
//Color texture
TextureObjChunkUnrecPtr pBlendColorTex = TextureObjChunk::createLocal();
ImageUnrecPtr pBlendColorImg = Image ::createLocal();
pBlendColorImg->set(Image::OSG_RGBA_PF,
iPixelWidth,
iPixelHeight,
1,
1,
1,
0.0,
0,
Image::OSG_FLOAT32_IMAGEDATA,
false);
pBlendColorTex->setImage (pBlendColorImg );
pBlendColorTex->setMinFilter (GL_NEAREST );
pBlendColorTex->setMagFilter (GL_NEAREST );
pBlendColorTex->setWrapS (GL_CLAMP_TO_EDGE );
pBlendColorTex->setWrapT (GL_CLAMP_TO_EDGE );
pBlendColorTex->setInternalFormat(GL_RGBA8);
TextureBufferUnrecPtr pBlendColorTexBuffer = TextureBuffer::createLocal();
pBlendColorTexBuffer->setTexture(pBlendColorTex);
TextureBufferUnrecPtr pBlendDepthTexBuffer = TextureBuffer::createLocal();
pBlendDepthTexBuffer->setTexture(pDepthTexs[0]);
pBlendFBO->setSize(iPixelWidth, iPixelHeight);
pBlendFBO->setColorAttachment(pBlendColorTexBuffer, 0);
pBlendFBO->setDepthAttachment(pBlendDepthTexBuffer);
pBlendFBO->editMFDrawBuffers()->push_back(GL_COLOR_ATTACHMENT0_EXT);
returnValue->setBlendFBO(pBlendFBO);
// Blend Final Material
ChunkMaterialUnrecPtr pBlendFinalMat = ChunkMaterial::createLocal();
pBlendFinalMat->addChunk(pDepthOffChunk);
pBlendFinalMat->addChunk(pBlendColorTex, 0);
SimpleSHLChunkUnrecPtr pBlendFinalShader = SimpleSHLChunk::createLocal();
pBlendFinalShader->setFragmentProgram(std::string(blendFinalFS));
pBlendFinalShader->addUniformVariable("uSampler", 0);
pBlendFinalMat->addChunk(pBlendFinalShader, 0);
returnValue->setBlendFinalMaterial(pBlendFinalMat);
OSG::Thread::resetCurrentLocalFlags();
Thread::getCurrentChangeList()->commitChanges();
return returnValue;
}
int main (int argc, char **argv)
{
osgInit(argc,argv);
// GLUT init
glutInit(&argc, argv);
glutInitDisplayMode( GLUT_RGBA | GLUT_DEPTH | GLUT_DOUBLE);
glutInitWindowSize (uiSize, uiSize);
glutInitWindowPosition(100,100);
int winid = glutCreateWindow("OpenSG");
glutKeyboardFunc(key);
glutVisibilityFunc(vis);
glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutIdleFunc(display);
// OSG
SceneFileHandler::the()->print();
// create the graph
// beacon for camera and light
NodeUnrecPtr b1n = Node::create();
GroupUnrecPtr b1 = Group::create();
b1n->setCore( b1 );
// transformation
NodeUnrecPtr t1n = Node::create();
TransformUnrecPtr t1 = Transform::create();
t1n->setCore (t1 );
t1n->addChild(b1n);
cam_trans = t1;
// light
NodeUnrecPtr dlight = Node::create();
DirectionalLightUnrecPtr dl = DirectionalLight::create();
{
dlight->setCore(dl);
dl->setAmbient( .0, .0, .0, 1 );
dl->setDiffuse( .8, .8, .8, .8 );
dl->setDirection(0,0,1);
dl->setBeacon( b1n);
}
// root
root = Node:: create();
GroupUnrecPtr gr1 = Group::create();
root->setCore (gr1 );
root->addChild(t1n );
root->addChild(dlight);
// Load the file
NodeUnrecPtr file = NULL;
if(argc > 1)
{
file = SceneFileHandler::the()->read(argv[1], NULL);
}
if(file == NULL)
{
std::cerr << "Couldn't load file, ignoring" << std::endl;
file = makeSphere(4, 20.0);
}
Thread::getCurrentChangeList()->commitChanges();
file->updateVolume();
Vec3f min,max;
file->getVolume().getBounds(min, max);
std::cout << "Volume: from " << min << " to " << max << std::endl;
scene_trans = Transform::create();
NodeUnrecPtr sceneTrN = Node::create();
sceneTrN->setCore (scene_trans);
sceneTrN->addChild(file );
ref_trans = Transform::create();
NodeUnrecPtr refTrN = Node::create();
refTrN->setCore (ref_trans);
refTrN->addChild(makeSphere(4, 20.0));
#ifdef OLD_BBQ
AlgorithmStageUnrecPtr pAlgoStage = AlgorithmStage::create();
pAlgoStage->setInheritedTarget(true);
pAlgoStage->setProjectionMode(AlgorithmStage::Ignore);
pAlgoStage->setCopyViewing(true);
CallbackAlgorithmUnrecPtr pAlgo = CallbackAlgorithm::create();
pAlgo->setCallback(&terrainRenderCB, "");
pAlgoStage->setAlgorithm(pAlgo);
#endif
pSource = BbqOutOfCoreDataSource::create();
// pSource->setFilename("data/ps_com.bbq");
pSource->setFilename("data/ps.bbq");
// pSource->setFilename("/home/gerrit/mtmp/ps.bbq");
pSource->setHeightScale (6500.0f);
pSource->setHeightOffset (0.0f );
pSource->setSampleSpacing(1.0f );
pTerrain = BbqTerrain::create();
pTerrain->setBeacon (sceneTrN);
pTerrain->setDataSource(pSource );
pTerrain->setScreenSpaceError(6.0);
NodeUnrecPtr pAlgoNode = Node::create();
pAlgoNode->setCore(pTerrain);
dlight->addChild(pAlgoNode);
dlight->addChild(sceneTrN);
dlight->addChild(refTrN );
OSG::commitChanges();
const BbqDataSourceInformation &tInfo =
pSource->getInformation();
fprintf(stderr, "%d %d\n",
tInfo.heightSampleCount[0],
tInfo.heightSampleCount[1]);
fprintf(stderr, "min %f %f\n",
tInfo.vOrigin[0],
tInfo.vOrigin[1]);
fprintf(stderr, "max %f %f\n",
tInfo.vOrigin[0] +
tInfo.heightSampleCount[0] * tInfo.vPixelSize[0],
tInfo.vOrigin[1] +
tInfo.heightSampleCount[1] * tInfo.vPixelSize[1]);
fprintf(stderr, "ts: %f\n", tInfo.sampleSpacing);
fprintf(stderr, "info Bbox min %f %f\n",
tInfo.gridBBoxMin[0],
tInfo.gridBBoxMin[1]);
fprintf(stderr, "info Bbox max %f %f\n",
tInfo.gridBBoxMax[0],
tInfo.gridBBoxMax[1]);
fUnitScale = tInfo.sampleSpacing / tInfo.vPixelSize[0];
fUnitScale1 = tInfo.sampleSpacing / tInfo.vPixelSize[1];
//(- 285.728333 - (170.f * fUnitScale)
vUnitOffset[0] = tInfo.gridBBoxMin[0] - (tInfo.vOrigin[0] * fUnitScale);
//m4c[3][2] = (-m4c[3][2] - 40.f) * fUnitScale - 285.728333;
vUnitOffset[1] = tInfo.gridBBoxMin[1] - (tInfo.vOrigin[1] * fUnitScale1);
#if 1
NodeUnrecPtr geoRef = Node::create();
geoRef->setCore(Group::create());
NodeUnrecPtr pEll = Node::create();
MaterialGroupUnrecPtr pEllMatG = MaterialGroup::create();
SimpleMaterialUnrecPtr pEllMat = SimpleMaterial::create();
pEllMat->editDiffuse().setValuesRGB(0.3, 0.3, 0.3);
pEllMatG->setMaterial(pEllMat);
pEll->setCore(pEllMatG);
pEll->addChild(makeLatLongEllipsoid(18,
36,
6378.137 * 0.95,
6356.7523142 * 0.95));
geoRef->addChild(pEll);
geoRef->addChild(makeEllipsoidAxis(18,
36,
6378.137 * 1.05,
6356.7523142 * 1.05));
#if 0
NodeUnrecPtr pEllSeg = Node::create();
MaterialGroupUnrecPtr pEllSegMatG = MaterialGroup::create();
SimpleMaterialUnrecPtr pEllSegMat = SimpleMaterial::create();
pEllSegMat->editDiffuse().setValuesRGB(1.0, 0.0, 0.0);
pEllSegMatG->setMaterial(pEllSegMat);
pEllSeg->setCore(pEllSegMatG);
pEllSeg->addChild(makeLatLongEllipsoidSeg(18,
36,
6378.137 * 1.01,
6356.7523142 * 1.01,
osgDegree2Rad(-50.f),
osgDegree2Rad(165.f),
osgDegree2Rad(-35.f),
osgDegree2Rad(180.f)));
geoRef->addChild(pEllSeg);
#endif
NodeUnrecPtr pCorner0 = Node::create();
NodeUnrecPtr pCorner1 = Node::create();
NodeUnrecPtr pCorner2 = Node::create();
NodeUnrecPtr pCorner3 = Node::create();
TransformUnrecPtr pCornerTr0 = Transform::create();
TransformUnrecPtr pCornerTr1 = Transform::create();
TransformUnrecPtr pCornerTr2 = Transform::create();
TransformUnrecPtr pCornerTr3 = Transform::create();
pCorner0->setCore(pCornerTr0);
pCorner1->setCore(pCornerTr1);
pCorner2->setCore(pCornerTr2);
pCorner3->setCore(pCornerTr3);
pCorner0->addChild(makeLatLongSphere(10, 10, 100.f));
pCorner1->addChild(makeLatLongSphere(10, 10, 100.f));
pCorner2->addChild(makeLatLongSphere(10, 10, 100.f));
pCorner3->addChild(makeLatLongSphere(10, 10, 100.f));
Pnt3f trpos(0.f, 0.f, 0.f);
projectPnt(trpos, -50.f, 165, 10);
pCornerTr0->editMatrix()[3][0] = trpos[0];
pCornerTr0->editMatrix()[3][1] = trpos[1];
pCornerTr0->editMatrix()[3][2] = trpos[2];
projectPnt(trpos, -35.f, 165, 10);
pCornerTr1->editMatrix()[3][0] = trpos[0];
pCornerTr1->editMatrix()[3][1] = trpos[1];
pCornerTr1->editMatrix()[3][2] = trpos[2];
projectPnt(trpos, -50.f, 180, 10);
pCornerTr2->editMatrix()[3][0] = trpos[0];
pCornerTr2->editMatrix()[3][1] = trpos[1];
pCornerTr2->editMatrix()[3][2] = trpos[2];
projectPnt(trpos, -35.f, 180, 10);
pCornerTr3->editMatrix()[3][0] = trpos[0];
pCornerTr3->editMatrix()[3][1] = trpos[1];
pCornerTr3->editMatrix()[3][2] = trpos[2];
geoRef->addChild(pCorner0);
geoRef->addChild(pCorner1);
geoRef->addChild(pCorner2);
geoRef->addChild(pCorner3);
dlight->addChild(geoRef);
#endif
Pnt3f x1;
Pnt3f x2;
projectPnt(x1, 170.0, 40.0, 0);
projectPnt(x2, 170.000833333333333, 40.0, 0);
Vec3f v1 = x1 - x2;
fprintf(stderr, "l:%f\n", v1.length());
// Camera
cam = PerspectiveCamera::create();
{
cam->setBeacon( b1n );
cam->setFov( osgDegree2Rad( 90 ) );
cam->setNear( 0.1 );
cam->setFar( 120000 );
}
// Background
SolidBackgroundUnrecPtr bkgnd = SolidBackground::create();
{
bkgnd->setColor(Color3f(0,0,1));
}
// Viewport
vp = Viewport::create();
{
vp->setCamera( cam );
vp->setBackground( bkgnd );
vp->setRoot( root );
vp->setSize( 0,0, 1,1 );
}
// Window
GLUTWindowUnrecPtr gwin;
GLint glvp[4];
glGetIntegerv(GL_VIEWPORT, glvp);
gwin = GLUTWindow::create();
{
gwin->setGlutId(winid);
gwin->setSize( glvp[2], glvp[3] );
win = gwin;
win->addPort( vp );
win->init();
}
// Action
rentravact = RenderAction::create();
rentravact->setFrustumCulling(false);
#ifdef OLD_BBQ
outOfCoreDataSource_ = new BbqOutOfCoreDataSource();
bool rc = outOfCoreDataSource_->initialize(
// "data/ps.bbq",
"data/ps_com.bbq",
650.0f,
0.0f,
1.0f );
fprintf(stderr, "ds::init %d\n", rc);
const BbqDataSourceInformation &bbqInfo =
outOfCoreDataSource_->getInformation();
fprintf(stderr, "%d %d\n",
bbqInfo.levelCount,
bbqInfo.nodeCount);
fprintf(stderr, "%d %d %d\n",
bbqInfo.heightTileSize,
bbqInfo.heightSampleCount[0],
bbqInfo.heightSampleCount[1]);
fprintf(stderr, "%f %f %f\n",
bbqInfo.heightScale,
bbqInfo.heightOffset,
bbqInfo.sampleSpacing);
const int maxResidentNodeCount = 5000;
terrain_ = new BbqTerrainEngine();
rc = terrain_->initialize(outOfCoreDataSource_, maxResidentNodeCount);
fprintf(stderr, "t::init %d\n", rc);
terrainRenderOptions_.showSkirts = false;
terrainRenderOptions_.showSwitchDistance = true;
#endif
// tball
Vec3f pos;
pos.setValues(min[0] + ((max[0] - min[0]) * 0.5),
min[1] + ((max[1] - min[1]) * 0.5),
max[2] + ( max[2] - min[2] ) * 1.5 );
float scale = (max[2] - min[2] + max[1] - min[1] + max[0] - min[0]) / 6;
Pnt3f tCenter(min[0] + (max[0] - min[0]) / 2,
min[1] + (max[1] - min[1]) / 2,
min[2] + (max[2] - min[2]) / 2);
fprintf(stderr, "Startpos : %f %f %f\n", pos[0], pos[1], pos[2]);
tball.setMode (Trackball::OSGObject);
tball.setStartPosition (pos, true );
tball.setSum (true );
tball.setTranslationMode (Trackball::OSGFree );
tball.setTranslationScale(scale * 400 );
tball.setRotationCenter (tCenter );
tScale = scale * 400;
fprintf(stderr, "tscale %f\n", tScale);
// pos.setValues(0, 400, 0);
projectPnt(pos, -42.5, 172.5, 10);
tCenter.setValues(min[0] + (max[0] - min[0]) / 2,
min[1] + (max[1] - min[1]) / 2,
min[2] + (max[2] - min[2]) / 2);
fprintf(stderr, "Startpos : %f %f %f\n", pos[0], pos[1], pos[2]);
tcamball.setMode (Trackball::OSGObject);
tcamball.setStartPosition (pos, true );
tcamball.setSum (true );
tcamball.setTranslationMode (Trackball::OSGFree );
tcamball.setTranslationScale(100 );
tcamball.setRotationCenter (tCenter );
m1c.setIdentity();
m1c[3][1] = 5000;
m4c.setIdentity();
m4c[3][1] = 5000;
pActiveTBall = &tball;
commitChanges();
// run...
glutMainLoop();
return 0;
}
int doMain(int argc, char **argv)
{
osgInit(argc,argv);
// GLUT init
glutInit(&argc, argv);
glutInitDisplayMode( GLUT_RGBA | GLUT_DEPTH | GLUT_DOUBLE);
int winid = glutCreateWindow("OpenSG");
glutKeyboardFunc(key);
glutVisibilityFunc(vis);
glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutIdleFunc(display);
// OSG
SceneFileHandler::the()->print();
// create the graph
// beacon for camera and light
NodeUnrecPtr b1n = Node::create();
GroupUnrecPtr b1 = Group::create();
b1n->setCore( b1 );
// transformation
NodeUnrecPtr t1n = Node::create();
TransformUnrecPtr t1 = Transform::create();
t1n->setCore (t1 );
t1n->addChild(b1n);
cam_trans = t1;
// light
NodeUnrecPtr dlight = Node::create();
DirectionalLightUnrecPtr dl = DirectionalLight::create();
{
dlight->setCore(dl);
dl->setAmbient( .0, .0, .0, 1 );
dl->setDiffuse( .8, .8, .8, .8 );
dl->setDirection(0,0,1);
dl->setBeacon( b1n);
}
// root
root = Node:: create();
GroupUnrecPtr gr1 = Group::create();
root->setCore (gr1 );
root->addChild(t1n );
root->addChild(dlight);
// Load the file
NodeUnrecPtr file = NULL;
#if 0
if(argc > 1)
{
file = SceneFileHandler::the()->read(argv[1], NULL);
}
#endif
if(file == NULL)
{
#if 0
std::cerr << "Couldn't load file, ignoring" << std::endl;
NodeUnrecPtr geoRef = Node::create();
geoRef->setCore(Group::create());
NodeUnrecPtr pEll = Node::create();
MaterialGroupUnrecPtr pEllMatG = MaterialGroup::create();
SimpleMaterialUnrecPtr pEllMat = SimpleMaterial::create();
pEllMat->editDiffuse().setValuesRGB(0.3, 0.3, 0.3);
pEllMatG->setMaterial(pEllMat);
pEll->setCore(pEllMatG);
pEll->addChild(makeLatLongEllipsoid(18,
36,
6378137. * 0.95,
6356752.3142 * 0.95));
geoRef->addChild(pEll);
geoRef->addChild(makeEllipsoidAxis(18,
36,
6378137. * 1.05,
6356752.3142 * 1.05));
file = geoRef; //makeSphere(4, 2.0);
#endif
file = makeSphere(4, 2.0);
}
Thread::getCurrentChangeList()->commitChanges();
file->updateVolume();
Vec3f min,max;
file->getVolume().getBounds(min, max);
std::cout << "Volume: from " << min << " to " << max << std::endl;
/*
min[0] = -500;
min[1] = 0;
min[2] = -500;
max[0] = 500;
max[1] = 100;
max[2] = 500;
*/
scene_trans = Transform::create();
NodeUnrecPtr sceneTrN = Node::create();
sceneTrN->setCore (scene_trans);
sceneTrN->addChild(file );
AlgorithmStageUnrecPtr pAlgoStage = AlgorithmStage::create();
pAlgoStage->setInheritedTarget(true);
pAlgoStage->setProjectionMode (AlgorithmStage::Ignore);
pAlgoStage->setCopyViewing (true);
CallbackAlgorithmUnrecPtr pAlgo = CallbackAlgorithm::create();
pAlgo->setCallback(&terrainRenderCB, "");
pAlgoStage->setAlgorithm(pAlgo);
NodeUnrecPtr pAlgoNode = Node::create();
pAlgoNode->setCore(pAlgoStage);
sceneTrN->addChild(pAlgoNode);
dlight->addChild(sceneTrN);
// Camera
cam = PerspectiveCamera::create();
{
cam->setBeacon( b1n );
cam->setFov( osgDegree2Rad( 90 ) );
cam->setNear( 1000 );
cam->setFar( 100000000 );
}
// Background
SolidBackgroundUnrecPtr bkgnd = SolidBackground::create();
{
bkgnd->setColor(Color3f(0,0,1));
}
// Viewport
vp = Viewport::create();
{
vp->setCamera( cam );
vp->setBackground( bkgnd );
vp->setRoot( root );
vp->setSize( 0,0, 1,1 );
}
// Window
GLUTWindowUnrecPtr gwin;
GLint glvp[4];
glGetIntegerv(GL_VIEWPORT, glvp);
gwin = GLUTWindow::create();
{
gwin->setGlutId(winid);
gwin->setSize( glvp[2], glvp[3] );
win = gwin;
win->addPort( vp );
win->init();
}
// Action
rentravact = RenderAction::create();
rentravact->setFrustumCulling(false);
int cols = 1;
int rows = 1;
terrain = new miniload();
terrain->configure_mipmaps(0);
terrain->setloader(hw_request_callback,
NULL);
#if 1
static const char *abasepath1 =
"/home/gerrit/SoftwareBuild/Hawaii/data/HawaiiTileset/tiles";
static const char *abasepath2 =
"/home/gerrit/SoftwareBuild/Hawaii/data/HawaiiTileset/landsat";
static const float viewx = 0.f; //-560309.0f;
static const float viewy = 0.f; //72234.0f;
// vertical exaggeration
static const float exaggeration=1.5f; // exaggeration=150%
float tscale = 1.f; //00.0f; // 1:100
// number of columns and rows
cols = 32;
rows = 24;
// approximate value of one arc-second in meters
static float arcsec[3];
// resampling output parameters
static float outparams[5];
std::string szTilePath;
std::string szLandSatPath;
if(argc > 1)
{
fprintf(stderr, "loading from %s\n", argv[1]);
szTilePath .assign(argv[1]);
szLandSatPath.assign(argv[1]);
szTilePath += "/data/HawaiiTileset/tiles";
szLandSatPath += "/data/HawaiiTileset/landsat";
abasepath1 = szTilePath .c_str();
abasepath2 = szLandSatPath.c_str();
}
// load resampled tiles
terrain->load(cols,rows, // number of columns and rows
abasepath1,
abasepath2,
NULL, // directories for tiles and textures (and no fogmaps)
-viewx,-viewy, // horizontal offset in arc-seconds
0.0f, // no vertical offset
1.0f,1.0f,1.0f, // no horizontal stretching
exaggeration,tscale, // vertical exaggeration and global scale
0.0f,0.0f, // no fog parameters required
0.0f, // choose default minimum resolution
0.0f, // disable base offset safety
outparams, // geometric output parameters
arcsec); // one arcsec in meters
#endif
#if 1
fprintf(stderr, "%f %f %f\n",
terrain->getminitile()->getcenterx(),
terrain->getminitile()->getcentery(),
terrain->getminitile()->getcenterz());
fprintf(stderr, "%f %f \n",
terrain->getminitile()->getsizex(),
terrain->getminitile()->getsizez());
#endif
max[0] = terrain->getminitile()->getcenterx();
max[1] = terrain->getminitile()->getcentery();
max[2] = terrain->getminitile()->getcenterz();
min[0] =
terrain->getminitile()->getcenterx() -
(terrain->getminitile()->getsizex() / 2.f);
min[1] = terrain->getminitile()->getcentery();
min[2] =
terrain->getminitile()->getcenterz() -
(terrain->getminitile()->getsizez() / 2.f);
// tball
Vec3f pos;
pos.setValues(min[0] + ((max[0] - min[0]) * 0.5),
min[1] + ((max[1] - min[1]) * 0.5),
max[2] + ( max[2] - min[2] ) * 1.5 );
float scale = (max[2] - min[2] + max[1] - min[1] + max[0] - min[0]) / 6;
//scale = 100;
Pnt3f tCenter(min[0] + (max[0] - min[0]) / 2,
min[1] + (max[1] - min[1]) / 2,
min[2] + (max[2] - min[2]) / 2);
fprintf(stderr, "Startpos : %f %f %f\n",
pos[0], pos[1], pos[2]);
fprintf(stderr, "tcenter : %f %f %f\n",
tCenter[0], tCenter[1], tCenter[2]);
tball.setMode (Trackball::OSGObject);
tball.setStartPosition (pos, true );
tball.setSum (true );
tball.setTranslationMode (Trackball::OSGFree );
tball.setTranslationScale(scale );
tball.setRotationCenter (tCenter );
return 0;
}