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OpenSpace/modules/globebrowsing/rendering/chunklodglobe.cpp

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C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2016 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#include <modules/globebrowsing/rendering/chunklodglobe.h>
// open space includes
#include <openspace/engine/openspaceengine.h>
#include <openspace/rendering/renderengine.h>
#include <openspace/util/spicemanager.h>
#include <openspace/scene/scenegraphnode.h>
// ghoul includes
#include <ghoul/misc/assert.h>
#define _USE_MATH_DEFINES
#include <math.h>
namespace {
const std::string _loggerCat = "ChunkLodGlobe";
const std::string keyFrame = "Frame";
const std::string keyGeometry = "Geometry";
const std::string keyShading = "PerformShading";
const std::string keyBody = "Body";
}
namespace openspace {
const LatLonPatch ChunkLodGlobe::LEFT_HEMISPHERE = LatLonPatch(0, -M_PI/2, M_PI/2, M_PI/2);
const LatLonPatch ChunkLodGlobe::RIGHT_HEMISPHERE = LatLonPatch(0, M_PI/2, M_PI/2, M_PI/2);
ChunkLodGlobe::ChunkLodGlobe(const ghoul::Dictionary& dictionary)
: _leftRoot(new ChunkNode(*this, LEFT_HEMISPHERE))
, _rightRoot(new ChunkNode(*this, RIGHT_HEMISPHERE))
, globeRadius(1e7)
, minSplitDepth(2)
, maxSplitDepth(22)
, _rotation("rotation", "Rotation", 0, 0, 360)
{
std::string name;
bool success = dictionary.getValue(SceneGraphNode::KeyName, name);
//ghoul_assert(success, "ChunkLodGlobe need the '" << SceneGraphNode::KeyName << "' be specified");
setName(name);
dictionary.getValue(keyFrame, _frame);
dictionary.getValue(keyBody, _target);
if (_target != "")
setBody(_target);
// Mainly for debugging purposes @AA
addProperty(_rotation);
globeRadius = dictionary.value<double>("Radius");
// ---------
// init Renderer
auto geometry = std::shared_ptr<Geometry>(new GridGeometry(10, 10,
Geometry::Positions::No,
Geometry::TextureCoordinates::Yes,
Geometry::Normals::No));
_patchRenderer.reset(new LatLonPatchRenderer(geometry));
_frustrumCuller = std::shared_ptr<FrustrumCuller>(new FrustrumCuller());
}
ChunkLodGlobe::~ChunkLodGlobe() {
}
bool ChunkLodGlobe::initialize() {
return isReady();
}
bool ChunkLodGlobe::deinitialize() {
return true;
}
bool ChunkLodGlobe::isReady() const {
bool ready = true;
return ready;
}
PatchRenderer& ChunkLodGlobe::getPatchRenderer() {
return *_patchRenderer;
}
FrustrumCuller& ChunkLodGlobe::getFrustrumCuller() {
return *_frustrumCuller;
}
void ChunkLodGlobe::render(const RenderData& data){
minDistToCamera = INFINITY;
ChunkIndex leftRootTileIndex = { 0, 0, 1 };
_leftRoot->render(data, leftRootTileIndex);
ChunkIndex rightRootTileIndex = { 1, 0, 1 };
_rightRoot->render(data, rightRootTileIndex);
//LDEBUG("min distnace to camera: " << minDistToCamera);
Vec3 cameraPos = data.camera.position().dvec3();
LDEBUG("cam pos x: " << cameraPos.x << " y: " << cameraPos.y << " z: " << cameraPos.z);
//LDEBUG("ChunkNode count: " << ChunkNode::instanceCount);
}
void ChunkLodGlobe::update(const UpdateData& data) {
// set spice-orientation in accordance to timestamp
_stateMatrix = SpiceManager::ref().positionTransformMatrix(_frame, "GALACTIC", data.time);
_time = data.time;
}
} // namespace openspace