Files
OpenSpace/tests/test_spicemanager.inl
Alexander Bock c01bb7834b Merge branch 'develop' into feature/scenegraphloader
Conflicts:
	src/abuffer/abuffer.cpp
	src/rendering/renderengine.cpp
	src/scene/scene.cpp
2015-04-17 13:31:39 +02:00

390 lines
14 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2015 *
* *
* 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 *
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* 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 *
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****************************************************************************************/
#include <ghoul/filesystem/filesystem.h>
#include "gtest/gtest.h"
#include <openspace/util/spicemanager.h>
class SpiceManagerTest : public testing::Test{
protected:
SpiceManagerTest(){
openspace::SpiceManager::initialize();
}
~SpiceManagerTest(){
openspace::SpiceManager::deinitialize();
}
void reset() {
openspace::SpiceManager::deinitialize();
openspace::SpiceManager::initialize();
}
};
//global constants
#define FILLEN 128
#define TYPLEN 32
#define SRCLEN 128
const int nrMetaKernels = 9;
SpiceInt which, handle, count = 0;
char file[FILLEN], filtyp[TYPLEN], source[SRCLEN];
double abs_error = 0.00001;
// Shorthand-path definitions
#define LSK absPath("${TESTDIR}/SpiceTest/spicekernels/naif0008.tls")
#define PCK absPath("${TESTDIR}/SpiceTest/spicekernels/cpck05Mar2004.tpc")
#define META absPath("${TESTDIR}/SpiceTest/spicekernels/metaKernel.tm")
// In this testclass only a handset of the testfunctions require a single kernel.
// The remaining methods rely on multiple kernels, loaded as a SPICE 'meta-kernel'.
#define KERNEL(param) int kernelID = -1; \
kernelID = openspace::SpiceManager::ref().loadKernel(param); \
EXPECT_TRUE(kernelID != -1) << "loadKernel did not return proper id"; \
return kernelID; \
int loadMetaKernel() { KERNEL(META); }
int loadLSKKernel() { KERNEL(LSK); }
int loadPCKKernel() { KERNEL(PCK); }
std::string fileType(char type[]){
std::string str(type);
return str;
}
// Try loading single kernel
TEST_F(SpiceManagerTest, loadSingleKernel){
loadLSKKernel();
//naif0008.tls is a text file, check if loaded.
SpiceBoolean found;
kdata_c(0, "text", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
ASSERT_TRUE(found == SPICETRUE) << "Kernel not loaded";
unload_c(LSK.c_str());
}
// Try loading multiple kernels via META file
TEST_F(SpiceManagerTest, loadMetaKernel){
loadMetaKernel();
// typeArr[] has values ordered to match each type of kernel
// as specified in the 'metaKernel.tm' file
std::string typeArr[nrMetaKernels] = { "META", "TEXT", "TEXT",
"SPK", "SPK", "SPK",
"TEXT", "CK", "TEXT" };
// If one of the kernels does not load we expect a mismatch
for (int i = 0; i < nrMetaKernels; i++){
SpiceBoolean found;
kdata_c(i, "all", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
EXPECT_EQ(fileType(filtyp), typeArr[i]) << "One or more kernels did not load properly";
}
unload_c(META.c_str());
}
// Try unloading kernel using user assigned keyword
TEST_F(SpiceManagerTest, unloadKernelString){
loadLSKKernel();
//naif0008.tls is a text file, check if loaded.
SpiceBoolean found;
kdata_c(0, "text", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
ASSERT_TRUE(found == SPICETRUE);
//unload using string keyword
openspace::SpiceManager::ref().unloadKernel(LSK);
found = SPICEFALSE;
kdata_c(0, "text", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
EXPECT_FALSE(found == SPICETRUE);
}
// Try unloading kernel using integer as ID
TEST_F(SpiceManagerTest, unloadKernelInteger){
int kernelID = loadLSKKernel();
//naif0008.tls is a text file, check if loaded.
SpiceBoolean found;
kdata_c(0, "text", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
ASSERT_TRUE(found == SPICETRUE);
//unload using unique int ID
openspace::SpiceManager::ref().unloadKernel(kernelID);
found = SPICEFALSE;
kdata_c(0, "text", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
EXPECT_FALSE(found == SPICETRUE) << "One or more kernels still present in kernel-pool";
}
// Try unloading multiple kernels
TEST_F(SpiceManagerTest, unloadMetaKernel){
loadMetaKernel();
// The metakernel loads these kerneltypes in the exact order as in typeArr
std::string typeArr[nrMetaKernels] = { "META", "TEXT", "TEXT",
"SPK", "SPK", "SPK",
"TEXT", "CK", "TEXT" };
for (int i = 0; i < nrMetaKernels; i++){
// check kernelpool against typeArr
SpiceBoolean found;
kdata_c(i, "all", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
EXPECT_EQ(fileType(filtyp), typeArr[i]) << "One or more kernels did not load properly";
}
openspace::SpiceManager::ref().unloadKernel(META);
for (int i = 0; i < nrMetaKernels; i++){
// the values should by now be unloaded
SpiceBoolean found;
kdata_c(i, "all", FILLEN, TYPLEN, SRCLEN, file, filtyp, source, &handle, &found);
EXPECT_FALSE(found == SPICETRUE) << "Failed unloading kernel";
}
unload_c(META.c_str());
}
// Attempt finding a value in kernelpool
TEST_F(SpiceManagerTest, hasValue){
loadPCKKernel();
int naifId = 399; //Earth
std::string kernelPoolValue = "RADII";
bool found = openspace::SpiceManager::ref().hasValue(naifId, kernelPoolValue);
ASSERT_TRUE(found) << "Could not find value for specified kernel";
unload_c(PCK.c_str());
}
// Get 1dim value from kernelpool
TEST_F(SpiceManagerTest, getValueFromID_1D){
loadPCKKernel();
std::string target = "EARTH";
std::string value1D = "MAG_NORTH_POLE_LAT";
double return1D;
bool found = openspace::SpiceManager::ref().getValue(target, value1D, return1D);
ASSERT_TRUE(found) << "Could not retrieve value";
EXPECT_EQ(return1D, 78.565) << "Value not found / differs from expected return";
unload_c(PCK.c_str());
}
// Get 2dim value from kernelpool
TEST_F(SpiceManagerTest, getValueFromID_3D){
loadPCKKernel();
std::string target = "EARTH";
std::string value3D = "RADII";
glm::dvec3 return3D;
openspace::SpiceManager::ref().getValue(target, value3D, return3D);
EXPECT_EQ(return3D.x, 6378.14) << "Value not found / differs from expected return";
EXPECT_EQ(return3D.y, 6378.14) << "Value not found / differs from expected return";
EXPECT_EQ(return3D.z, 6356.75) << "Value not found / differs from expected return";
unload_c(PCK.c_str());
}
// Get Ndim value from kernelpool
TEST_F(SpiceManagerTest, getValueFromID_ND){
loadPCKKernel();
std::string target = "SATURN";
std::string valueND = "RING6_A";
std::vector<double> returnND(5);
bool found = openspace::SpiceManager::ref().getValue(target, valueND, returnND);
ASSERT_TRUE(found) << "Could not retrieve value for specified kernel";
std::vector<double> controlVec{ 189870.0, 256900.0, 9000.0, 9000.0, 0.000003 };
ASSERT_EQ(controlVec.size(), returnND.size()) << "Vectors differ in size";
for (unsigned int i = 0; i < returnND.size(); ++i){
EXPECT_EQ(controlVec[i], returnND[i]) << "Vector value not equal";
}
unload_c(PCK.c_str());
}
// Try converting string to Ephemeris time
TEST_F(SpiceManagerTest, stringToEphemerisTime){
loadLSKKernel();
double ephemerisTime;
double control_ephemerisTime;
char date[SRCLEN] = "Thu Mar 20 12:53:29 PST 1997";
str2et_c(date, &control_ephemerisTime);
bool success = openspace::SpiceManager::ref().getETfromDate(date, ephemerisTime);
EXPECT_EQ(success, true);
EXPECT_EQ(ephemerisTime, control_ephemerisTime) << "Ephemeries times differ / not found";
unload_c(LSK.c_str());
}
// Try getting positional vector of target
TEST_F(SpiceManagerTest, getTargetPosition){
loadMetaKernel();
double et;
double pos[3];
double lt;
char utctime[SRCLEN] = "2004 jun 11 19:32:00";
str2et_c(utctime, &et);
spkpos_c("EARTH", et, "J2000", "LT+S", "CASSINI", pos, &lt);
glm::dvec3 targetPosition;
double lightTime = 0.0;
bool found = openspace::SpiceManager::ref().getTargetPosition("EARTH", "CASSINI", "J2000", "LT+S", et,
targetPosition, lightTime);
ASSERT_TRUE(found);
EXPECT_DOUBLE_EQ(pos[0], targetPosition[0]) << "Position not found or differs from expected return";
EXPECT_DOUBLE_EQ(pos[1], targetPosition[1]) << "Position not found or differs from expected return";
EXPECT_DOUBLE_EQ(pos[2], targetPosition[2]) << "Position not found or differs from expected return";
unload_c(META.c_str());
}
// Try getting position & velocity vectors of target
TEST_F(SpiceManagerTest, getTargetState){
loadMetaKernel();
double et;
double state[6];
double lt;
char utctime[SRCLEN] = "2004 jun 11 19:32:00";
str2et_c(utctime, &et);
spkezr_c("EARTH", et, "J2000", "LT+S", "CASSINI", state, &lt);
glm::dvec3 targetPosition;
glm::dvec3 targetVelocity;
double lightTime = 0.0;
bool found = openspace::SpiceManager::ref().getTargetState("EARTH", "CASSINI", "J2000", "LT+S", et,
targetPosition, targetVelocity, lightTime);
ASSERT_TRUE(found);
//x,y,z
for (int i = 0; i < 3; i++){
EXPECT_DOUBLE_EQ(state[i], targetPosition[i]) << "Position not found or differs from expected return";
EXPECT_DOUBLE_EQ(state[i+3], targetVelocity[i]) << "Velocity not found or differs from expected return";
}
unload_c(META.c_str());
}
// Try getting transformation matrix and transform position and velocity into new reference frame
TEST_F(SpiceManagerTest, getStateTransformMatrix){
loadMetaKernel();
double et;
double state[6];
double state_t[6];
double lt;
double referenceMatrix[6][6];
str2et_c("2004 jun 11 19:32:00", &et);
spkezr_c("PHOEBE", et, "J2000", "LT+S", "CASSINI", state, &lt);
sxform_c("J2000", "IAU_PHOEBE", et, referenceMatrix);
glm::dvec3 position(state[0], state[1], state[2]);
glm::dvec3 velocity(state[3], state[4], state[5]);
openspace::SpiceManager::TransformMatrix stateMatrix;
bool found = openspace::SpiceManager::ref().getStateTransformMatrix("J2000",
"IAU_PHOEBE",
et,
stateMatrix);
ASSERT_TRUE(found);
//check for matrix consistency
for (int i = 0; i < 6; i++){
for (int j = 0; j < 6; j++){
EXPECT_DOUBLE_EQ(referenceMatrix[i][j], stateMatrix[i * 6 + j]) << "State-matrix not set or has wrong values";
}
}
mxvg_c(referenceMatrix, state, 6, 6, state_t);
for (int i = 0; i < 3; i++){
EXPECT_DOUBLE_EQ(position[i], state_t[i]) << "Position vector differs from its reference";
EXPECT_DOUBLE_EQ(velocity[i], state_t[i + 3]) << "Velocity vector differs from its reference";
}
unload_c(META.c_str());
}
// Try getting transformation matrix and transform the position only into new reference frame
TEST_F(SpiceManagerTest, getPositionTransformMatrix){
loadMetaKernel();
double et;
double state[3] = { 1.0, 1.0, 1.0 };
double state_t[3];
double referenceMatrix[3][3];
str2et_c("2004 jun 11 19:32:00", &et);
pxform_c("CASSINI_HGA", "J2000", et, referenceMatrix);
glm::dmat3 positionMatrix;
glm::dvec3 position(state[0], state[1], state[2]);
bool found = openspace::SpiceManager::ref().getPositionTransformMatrix("CASSINI_HGA",
"J2000",
et,
positionMatrix);
ASSERT_TRUE(found);
//check for matrix consistency
for (int i = 0; i < 3; i++){
for (int j = 0; j < 3; j++){
EXPECT_DOUBLE_EQ(referenceMatrix[i][j], positionMatrix[j][i]) << "Position-matrix not set or has wrong values";
}
}
//transform reference position into new frame
mxvg_c(referenceMatrix, state, 3, 3, state_t);
position = positionMatrix * position;
//check transformed values match
for (int i = 0; i < 3; i++){
EXPECT_DOUBLE_EQ(position[i], state_t[i]) << "Position vector differs from its reference";
}
unload_c(META.c_str());
}
// Try to get boresight vector and instrument field of view boundary vectors
TEST_F(SpiceManagerTest, getFieldOfView){
loadMetaKernel();
SpiceInt n;
SpiceInt cassini_ID;
double et;
glm::dvec3 boresight;
double bounds_ref[5][3];
char shape_ref[TYPLEN];
char name_ref[FILLEN];
double boresightVec[3];
str2et_c("2004 jun 11 19:32:00", &et);
SpiceBoolean found;
bodn2c_c("CASSINI_ISS_NAC", &cassini_ID, &found);
ASSERT_TRUE(found == SPICETRUE) << "Cannot locate ID for Cassini";
getfov_c(cassini_ID, 5, TYPLEN, TYPLEN, shape_ref, name_ref, boresightVec, &n, bounds_ref);
std::string shape, name;
shape.resize(32);
name.resize(32);
std::vector<glm::dvec3> bounds;
found = openspace::SpiceManager::ref().getFieldOfView("CASSINI_ISS_NAC",
shape,
name,
boresight,
bounds);
ASSERT_TRUE(found == SPICETRUE);
//check vectors have correct values
for (int i = 0; i < bounds.size(); i++){
for (int j = 0; j < 3; j++){
EXPECT_DOUBLE_EQ(bounds_ref[i][j], bounds[i][j]) << "One or more Field of View Boundary vectors \
differ from expected output";
}
}
unload_c(META.c_str());
}