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https://github.com/OpenSpace/OpenSpace.git
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111 lines
4.7 KiB
C++
111 lines
4.7 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2016 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#include <modules/base/ephemeris/spiceephemeris.h>
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#include <openspace/util/spicemanager.h>
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#include <openspace/util/time.h>
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#include <ghoul/filesystem/filesystem.h>
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namespace {
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const std::string _loggerCat = "SpiceEphemeris";
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//const std::string keyGhosting = "EphmerisGhosting";
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const std::string KeyBody = "Body";
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const std::string KeyOrigin = "Observer";
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const std::string KeyKernels = "Kernels";
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}
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namespace openspace {
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SpiceEphemeris::SpiceEphemeris(const ghoul::Dictionary& dictionary)
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: _targetName("")
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, _originName("")
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, _position()
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, _kernelsLoadedSuccessfully(true)
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{
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const bool hasBody = dictionary.getValue(KeyBody, _targetName);
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if (!hasBody)
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LERROR("SpiceEphemeris does not contain the key '" << KeyBody << "'");
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const bool hasObserver = dictionary.getValue(KeyOrigin, _originName);
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if (!hasObserver)
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LERROR("SpiceEphemeris does not contain the key '" << KeyOrigin << "'");
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//dictionary.getValue(keyGhosting, _ghosting);
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ghoul::Dictionary kernels;
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dictionary.getValue(KeyKernels, kernels);
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for (size_t i = 1; i <= kernels.size(); ++i) {
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std::string kernel;
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bool success = kernels.getValue(std::to_string(i), kernel);
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if (!success) {
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LERROR("'" << KeyKernels << "' has to be an array-style table");
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break;
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}
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if (!FileSys.fileExists(kernel)) {
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LERROR("Kernel '" << kernel << "' does not exist");
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continue;
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}
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try {
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SpiceManager::ref().loadKernel(kernel);
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_kernelsLoadedSuccessfully = true;
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}
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catch (const SpiceManager::SpiceException& e) {
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LERROR("Could not load SPICE kernel: " << e.what());
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_kernelsLoadedSuccessfully = false;
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}
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}
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}
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const glm::dvec3& SpiceEphemeris::position() const {
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return _position;
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}
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void SpiceEphemeris::update(const UpdateData& data) {
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if (!_kernelsLoadedSuccessfully)
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return;
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double lightTime = 0.0;
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glm::dvec3 position = SpiceManager::ref().targetPosition(
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_targetName, _originName, "GALACTIC", {}, data.time, lightTime);
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//double interval = openspace::ImageSequencer::ref().getIntervalLength();
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//if (_ghosting == "TRUE" && interval > 60){
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// double _time = openspace::ImageSequencer::ref().getNextCaptureTime();
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// SpiceManager::ref().getTargetPosition(_targetName, _originName,
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// "GALACTIC", "NONE", _time, position, lightTime);
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//}
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//
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//_position = psc::CreatePowerScaledCoordinate(position.x, position.y, position.z);
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//_position[3] += 3;
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_position = position * glm::pow(10.0, 3.0);
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}
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} // namespace openspace
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