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OpenSpace/modules/globebrowsing/globes/renderableglobe.cpp

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/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2017 *
* *
* 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/globes/renderableglobe.h>
#include <modules/debugging/rendering/debugrenderer.h>
#include <modules/globebrowsing/globes/chunkedlodglobe.h>
#include <modules/globebrowsing/rendering/layer/layermanager.h>
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
#include <openspace/rendering/deferredcastermanager.h>
#include <modules/atmosphere/rendering/atmospheredeferredcaster.h>
#include <openspace/engine/configurationmanager.h>
#include <openspace/engine/openspaceengine.h>
#include <openspace/rendering/renderengine.h>
#endif
namespace {
const char* keyFrame = "Frame";
const char* keyRadii = "Radii";
const char* keyInteractionDepthBelowEllipsoid = "InteractionDepthBelowEllipsoid";
const char* keyCameraMinHeight = "CameraMinHeight";
const char* keySegmentsPerPatch = "SegmentsPerPatch";
const char* keyLayers = "Layers";
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
const std::string keyATMDebug = "Debug";
const std::string keyTextureScale = "PreCalculatedTextureScale";
const std::string keySaveTextures = "SaveCalculatedTextures";
const std::string keyAtmosphere = "Atmosphere";
const std::string keyAtmosphereRadius = "AtmoshereRadius";
const std::string keyPlanetRadius = "PlanetRadius";
const std::string keyAverageGroundReflectance = "PlanetAverageGroundReflectance";
const std::string keyRayleigh = "Rayleigh";
const std::string keyRayleighHeightScale = "H_R";
const std::string keyMie = "Mie";
const std::string keyMieHeightScale = "H_M";
const std::string keyMiePhaseConstant = "G";
#endif
}
namespace openspace {
using namespace properties;
namespace globebrowsing {
RenderableGlobe::RenderableGlobe(const ghoul::Dictionary& dictionary)
: _debugProperties({
BoolProperty("saveOrThrowCamera", "save or throw camera", false),
BoolProperty("showChunkEdges", "show chunk edges", false),
BoolProperty("showChunkBounds", "show chunk bounds", false),
BoolProperty("showChunkAABB", "show chunk AABB", false),
BoolProperty("showHeightResolution", "show height resolution", false),
BoolProperty("showHeightIntensities", "show height intensities", false),
BoolProperty("performFrustumCulling", "perform frustum culling", true),
BoolProperty("performHorizonCulling", "perform horizon culling", true),
BoolProperty("levelByProjectedAreaElseDistance", "level by projected area (else distance)", true),
BoolProperty("resetTileProviders", "reset tile providers", false),
BoolProperty("toggleEnabledEveryFrame", "toggle enabled every frame", false),
BoolProperty("collectStats", "collect stats", false),
BoolProperty("limitLevelByAvailableData", "Limit level by available data", true),
IntProperty("modelSpaceRenderingCutoffLevel", "Model Space Rendering Cutoff Level", 10, 1, 22)
})
, _generalProperties({
BoolProperty("enabled", "Enabled", true),
BoolProperty("performShading", "perform shading", true),
BoolProperty("atmosphere", "atmosphere", false),
FloatProperty("lodScaleFactor", "lodScaleFactor",10.0f, 1.0f, 50.0f),
FloatProperty("cameraMinHeight", "cameraMinHeight", 100.0f, 0.0f, 1000.0f)
})
, _debugPropertyOwner("Debug")
, _texturePropertyOwner("Textures")
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
, _atmosphereProperties({
FloatProperty("atmmosphereHeight", "Atmosphere Height (KM)", 60.0f, 0.1f, 99.0f),
FloatProperty("averageGroundReflectance", "Average Ground Reflectance (%)", 0.1f, 0.0f, 1.0f),
FloatProperty("rayleighHeightScale", "Rayleigh Height Scale (KM)", 8.0f, 0.1f, 20.0f),
FloatProperty("rayleighScatteringCoeffX", "Rayleigh Scattering Coeff X (x10e-3)", 1.0f, 0.01f, 100.0f),
FloatProperty("rayleighScatteringCoeffY", "Rayleigh Scattering Coeff Y (x10e-3)", 1.0f, 0.01f, 100.0f),
FloatProperty("rayleighScatteringCoeffZ", "Rayleigh Scattering Coeff Z (x10e-3)", 1.0f, 0.01f, 100.0f),
FloatProperty("mieHeightScale", "Mie Height Scale (KM)", 1.2f, 0.1f, 20.0f),
FloatProperty("mieScatteringCoefficient", "Mie Scattering Coefficient (x10e-3)", 4.0f, 0.01f, 1000.0f),
FloatProperty("mieScatteringExtinctionPropCoefficient",
"Mie Scattering/Extinction Proportion Coefficient (%)", 0.9f, 0.01f, 1.0f),
FloatProperty("mieAsymmetricFactorG", "Mie Asymmetric Factor G", 0.85f, -1.0f, 1.0f),
FloatProperty("sunIntensity", "Sun Intensity", 50.0f, 0.1f, 1000.0f),
FloatProperty("hdrExposition", "HDR", 0.4f, 0.01f, 5.0f)
})
, _atmospherePropertyOwner("Atmosphere")
, _atmosphereRadius(0.f)
, _atmospherePlanetRadius(0.f)
, _planetAverageGroundReflectance(0.f)
, _rayleighHeightScale(0.f)
, _mieHeightScale(0.f)
, _miePhaseConstant(0.f)
, _mieExtinctionCoeff(glm::vec3(0.f))
, _rayleighScatteringCoeff(glm::vec3(0.f))
, _mieScatteringCoeff(glm::vec3(0.f))
, _sunRadianceIntensity(50.0f)
, _hdrConstant(0.4f)
, _atmosphereEnabled(false)
, _saveCalculationsToTexture(false)
, _preCalculatedTexturesScale(1.0)
#endif
{
setName("RenderableGlobe");
dictionary.getValue(keyFrame, _frame);
// Read the radii in to its own dictionary
glm::dvec3 radii;
dictionary.getValue(keyRadii, radii);
_ellipsoid = Ellipsoid(radii);
setBoundingSphere(_ellipsoid.averageRadius());
// Ghoul can't read ints from lua dictionaries...
double patchSegmentsd;
dictionary.getValue(keySegmentsPerPatch, patchSegmentsd);
int patchSegments = patchSegmentsd;
if (!dictionary.getValue(keyInteractionDepthBelowEllipsoid,
_interactionDepthBelowEllipsoid)) {
_interactionDepthBelowEllipsoid = 0;
}
float cameraMinHeight;
dictionary.getValue(keyCameraMinHeight, cameraMinHeight);
_generalProperties.cameraMinHeight.set(cameraMinHeight);
// Init layer manager
ghoul::Dictionary layersDictionary;
if (!dictionary.getValue(keyLayers, layersDictionary)) {
throw ghoul::RuntimeError(
std::string(keyLayers) + " must be specified specified!");
}
_layerManager = std::make_shared<LayerManager>(layersDictionary);
_chunkedLodGlobe = std::make_shared<ChunkedLodGlobe>(
*this, patchSegments, _layerManager);
// This distance will be enough to render the globe as one pixel if the field of
// view is 'fov' radians and the screen resolution is 'res' pixels.
double fov = 2 * glm::pi<double>() / 6; // 60 degrees
int res = 2880;
double distance = res * _ellipsoid.maximumRadius() / tan(fov / 2);
_distanceSwitch.addSwitchValue(_chunkedLodGlobe, distance);
addProperty(_generalProperties.isEnabled);
addProperty(_generalProperties.atmosphereEnabled);
addProperty(_generalProperties.performShading);
addProperty(_generalProperties.lodScaleFactor);
addProperty(_generalProperties.cameraMinHeight);
_debugPropertyOwner.addProperty(_debugProperties.saveOrThrowCamera);
_debugPropertyOwner.addProperty(_debugProperties.showChunkEdges);
_debugPropertyOwner.addProperty(_debugProperties.showChunkBounds);
_debugPropertyOwner.addProperty(_debugProperties.showChunkAABB);
_debugPropertyOwner.addProperty(_debugProperties.showHeightResolution);
_debugPropertyOwner.addProperty(_debugProperties.showHeightIntensities);
_debugPropertyOwner.addProperty(_debugProperties.performFrustumCulling);
_debugPropertyOwner.addProperty(_debugProperties.performHorizonCulling);
_debugPropertyOwner.addProperty(
_debugProperties.levelByProjectedAreaElseDistance
);
_debugPropertyOwner.addProperty(_debugProperties.resetTileProviders);
_debugPropertyOwner.addProperty(_debugProperties.toggleEnabledEveryFrame);
_debugPropertyOwner.addProperty(_debugProperties.collectStats);
_debugPropertyOwner.addProperty(_debugProperties.limitLevelByAvailableData);
_debugPropertyOwner.addProperty(_debugProperties.modelSpaceRenderingCutoffLevel);
addPropertySubOwner(_debugPropertyOwner);
addPropertySubOwner(_layerManager.get());
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
//================================================================
//========== Reads Atmosphere Entries from mod file ==============
//================================================================
bool errorReadingAtmosphereData = false;
ghoul::Dictionary atmosphereDictionary;
bool success = dictionary.getValue(keyAtmosphere, atmosphereDictionary);
if (success) {
if (!atmosphereDictionary.getValue(keyAtmosphereRadius, _atmosphereRadius)) {
errorReadingAtmosphereData = true;
//LWARNING("No Atmosphere Radius value expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
if (!atmosphereDictionary.getValue(keyPlanetRadius, _atmospherePlanetRadius)) {
errorReadingAtmosphereData = true;
//LWARNING("No Planet Radius value expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
if (!atmosphereDictionary.getValue(keyAverageGroundReflectance, _planetAverageGroundReflectance)) {
errorReadingAtmosphereData = true;
//LWARNING("No Average Atmosphere Ground Reflectance value expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
ghoul::Dictionary rayleighDictionary;
success = atmosphereDictionary.getValue(keyRayleigh, rayleighDictionary);
if (success) {
// Not using right now.
glm::vec3 rayleighWavelengths;
success = rayleighDictionary.getValue("Coefficients.Wavelengths", rayleighWavelengths);
if (!rayleighDictionary.getValue("Coefficients.Scattering", _rayleighScatteringCoeff)) {
errorReadingAtmosphereData = true;
//LWARNING("No Rayleigh Scattering parameters expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
if (!rayleighDictionary.getValue(keyRayleighHeightScale, _rayleighHeightScale)) {
errorReadingAtmosphereData = true;
//LWARNING("No Rayleigh Height Scale value expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
}
else {
errorReadingAtmosphereData = true;
//LWARNING("No Rayleigh parameters expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
ghoul::Dictionary mieDictionary;
success = atmosphereDictionary.getValue(keyMie, mieDictionary);
if (success) {
if (!mieDictionary.getValue(keyMieHeightScale, _mieHeightScale)) {
errorReadingAtmosphereData = true;
//LWARNING("No Mie Height Scale value expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
if (!mieDictionary.getValue("Coefficients.Scattering", _mieScatteringCoeff)) {
errorReadingAtmosphereData = true;
//LWARNING("No Mie Scattering parameters expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
if (!mieDictionary.getValue("Coefficients.Extinction", _mieExtinctionCoeff)) {
errorReadingAtmosphereData = true;
//LWARNING("No Mie Extinction parameters expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
if (!mieDictionary.getValue(keyMiePhaseConstant, _miePhaseConstant)) {
errorReadingAtmosphereData = true;
//LWARNING("No Mie Phase Constant value expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
}
else {
errorReadingAtmosphereData = true;
//LWARNING("No Mie parameters expecified for Atmosphere Effects of "
// << name << " planet.\nDisabling atmosphere effects for this planet.");
}
ghoul::Dictionary debugATMDictionary;
success = atmosphereDictionary.getValue(keyATMDebug, debugATMDictionary);
if (success) {
if (debugATMDictionary.getValue(keyTextureScale, _preCalculatedTexturesScale)) {
//LDEBUG("Atmosphere Texture Scaled to " << _preCalculatedTexturesScale);
}
if (debugATMDictionary.getValue(keySaveTextures, _saveCalculationsToTexture)) {
//LDEBUG("Saving Precalculated Atmosphere Textures.");
}
}
if (!errorReadingAtmosphereData) {
_atmosphereEnabled = true;
//========================================================
//============== Atmosphere Properties ===================
//========================================================
_atmosphereProperties.atmosphereHeightP.set(_atmosphereRadius - _atmospherePlanetRadius);
_atmosphereProperties.atmosphereHeightP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.atmosphereHeightP);
_atmosphereProperties.groundAverageReflectanceP.set(_planetAverageGroundReflectance);
_atmosphereProperties.groundAverageReflectanceP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.groundAverageReflectanceP);
_atmosphereProperties.rayleighHeightScaleP.set(_rayleighHeightScale);
_atmosphereProperties.rayleighHeightScaleP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.rayleighHeightScaleP);
_atmosphereProperties.rayleighScatteringCoeffXP.set(_rayleighScatteringCoeff.x * 1000.0f);
_atmosphereProperties.rayleighScatteringCoeffXP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.rayleighScatteringCoeffXP);
_atmosphereProperties.rayleighScatteringCoeffYP.set(_rayleighScatteringCoeff.y * 1000.0f);
_atmosphereProperties.rayleighScatteringCoeffYP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.rayleighScatteringCoeffYP);
_atmosphereProperties.rayleighScatteringCoeffZP.set(_rayleighScatteringCoeff.z * 1000.0f);
_atmosphereProperties.rayleighScatteringCoeffZP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.rayleighScatteringCoeffZP);
_atmosphereProperties.mieHeightScaleP.set(_mieHeightScale);
_atmosphereProperties.mieHeightScaleP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.mieHeightScaleP);
_atmosphereProperties.mieScatteringCoefficientP.set(_mieScatteringCoeff.r * 1000.0f);
_atmosphereProperties.mieScatteringCoefficientP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.mieScatteringCoefficientP);
_atmosphereProperties.mieScatteringExtinctionPropCoefficientP.set(_mieScatteringCoeff.r / _mieExtinctionCoeff.r);
_atmosphereProperties.mieScatteringExtinctionPropCoefficientP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.mieScatteringExtinctionPropCoefficientP);
_atmosphereProperties.mieAsymmetricFactorGP.set(_miePhaseConstant);
_atmosphereProperties.mieAsymmetricFactorGP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.mieAsymmetricFactorGP);
_atmosphereProperties.sunIntensityP.set(_sunRadianceIntensity);
_atmosphereProperties.sunIntensityP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.sunIntensityP);
_atmosphereProperties.hdrExpositionP.set(_hdrConstant);
_atmosphereProperties.hdrExpositionP.onChange(std::bind(&RenderableGlobe::updateAtmosphereParameters, this));
_atmospherePropertyOwner.addProperty(_atmosphereProperties.hdrExpositionP);
addPropertySubOwner(_atmospherePropertyOwner);
}
}
#endif
}
bool RenderableGlobe::initialize() {
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
if (_atmosphereEnabled) {
_deferredcaster = std::make_unique<AtmosphereDeferredcaster>();
if (_deferredcaster) {
_deferredcaster->setAtmosphereRadius(_atmosphereRadius);
_deferredcaster->setPlanetRadius(_atmospherePlanetRadius);
_deferredcaster->setPlanetAverageGroundReflectance(_planetAverageGroundReflectance);
_deferredcaster->setRayleighHeightScale(_rayleighHeightScale);
_deferredcaster->setMieHeightScale(_mieHeightScale);
_deferredcaster->setMiePhaseConstant(_miePhaseConstant);
_deferredcaster->setSunRadianceIntensity(_sunRadianceIntensity);
_deferredcaster->setHDRConstant(_hdrConstant);
_deferredcaster->setRayleighScatteringCoefficients(_rayleighScatteringCoeff);
_deferredcaster->setMieScatteringCoefficients(_mieScatteringCoeff);
_deferredcaster->setMieExtinctionCoefficients(_mieExtinctionCoeff);
_deferredcaster->setEllipsoidRadii(_ellipsoid.radii());
_deferredcaster->setRenderableClass(AtmosphereDeferredcaster::RenderableGlobe);
_deferredcaster->setPrecalculationTextureScale(_preCalculatedTexturesScale);
if (_saveCalculationsToTexture)
_deferredcaster->enablePrecalculationTexturesSaving();
_deferredcaster->initialize();
}
OsEng.renderEngine().deferredcasterManager().attachDeferredcaster(*_deferredcaster.get());
std::function<void(bool)> onChange = [&](bool enabled) {
if (enabled) {
OsEng.renderEngine().deferredcasterManager().attachDeferredcaster(*_deferredcaster.get());
}
else {
OsEng.renderEngine().deferredcasterManager().detachDeferredcaster(*_deferredcaster.get());
}
};
onEnabledChange(onChange);
}
#endif
return _distanceSwitch.initialize();
}
bool RenderableGlobe::deinitialize() {
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
if (_deferredcaster) {
OsEng.renderEngine().deferredcasterManager().detachDeferredcaster(*_deferredcaster.get());
_deferredcaster = nullptr;
}
#endif
return _distanceSwitch.deinitialize();
}
bool RenderableGlobe::isReady() const {
return true;
}
void RenderableGlobe::render(const RenderData& data, RendererTasks& tasks) {
bool statsEnabled = _debugProperties.collectStats.value();
_chunkedLodGlobe->stats.setEnabled(statsEnabled);
if (_debugProperties.toggleEnabledEveryFrame.value()) {
_generalProperties.isEnabled.setValue(
!_generalProperties.isEnabled.value()
);
}
if (_generalProperties.isEnabled.value()) {
if (_debugProperties.saveOrThrowCamera.value()) {
_debugProperties.saveOrThrowCamera.setValue(false);
if (savedCamera() == nullptr) { // save camera
setSaveCamera(std::make_shared<Camera>(data.camera));
}
else { // throw camera
setSaveCamera(nullptr);
}
}
_distanceSwitch.render(data);
}
if (_savedCamera != nullptr) {
DebugRenderer::ref().renderCameraFrustum(data, *_savedCamera);
}
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
if (_atmosphereEnabled) {
DeferredcasterTask task{ _deferredcaster.get(), data };
tasks.deferredcasterTasks.push_back(task);
}
#endif
}
void RenderableGlobe::update(const UpdateData& data) {
_time = data.time.j2000Seconds();
_distanceSwitch.update(data);
glm::dmat4 translation =
glm::translate(glm::dmat4(1.0), data.modelTransform.translation);
glm::dmat4 rotation = glm::dmat4(data.modelTransform.rotation);
glm::dmat4 scaling =
glm::scale(glm::dmat4(1.0), glm::dvec3(data.modelTransform.scale,
data.modelTransform.scale, data.modelTransform.scale));
_cachedModelTransform = translation * rotation * scaling;
_cachedInverseModelTransform = glm::inverse(_cachedModelTransform);
if (_debugProperties.resetTileProviders) {
_layerManager->reset();
_debugProperties.resetTileProviders = false;
}
_layerManager->update();
_chunkedLodGlobe->update(data);
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
if (_deferredcaster) {
_deferredcaster->setTime(data.time.j2000Seconds());
_deferredcaster->setModelTransform(_cachedModelTransform);
}
#endif
}
glm::dvec3 RenderableGlobe::projectOnEllipsoid(glm::dvec3 position) {
return _ellipsoid.geodeticSurfaceProjection(position);
}
float RenderableGlobe::getHeight(glm::dvec3 position) {
if (_chunkedLodGlobe) {
return _chunkedLodGlobe->getHeight(position);
}
else {
return 0;
}
}
std::shared_ptr<ChunkedLodGlobe> RenderableGlobe::chunkedLodGlobe() const{
return _chunkedLodGlobe;
}
const Ellipsoid& RenderableGlobe::ellipsoid() const{
return _ellipsoid;
}
const glm::dmat4& RenderableGlobe::modelTransform() const{
return _cachedModelTransform;
}
const glm::dmat4& RenderableGlobe::inverseModelTransform() const{
return _cachedInverseModelTransform;
}
const RenderableGlobe::DebugProperties&
RenderableGlobe::debugProperties() const{
return _debugProperties;
}
const RenderableGlobe::GeneralProperties&
RenderableGlobe::generalProperties() const{
return _generalProperties;
}
const std::shared_ptr<const Camera> RenderableGlobe::savedCamera() const {
return _savedCamera;
}
double RenderableGlobe::interactionDepthBelowEllipsoid() {
return _interactionDepthBelowEllipsoid;
}
void RenderableGlobe::setSaveCamera(std::shared_ptr<Camera> camera) {
_savedCamera = camera;
}
#ifdef OPENSPACE_MODULE_ATMOSPHERE_ENABLED
void RenderableGlobe::updateAtmosphereParameters() {
bool executeComputation = true;
if (_sunRadianceIntensity != _atmosphereProperties.sunIntensityP.value() ||
_hdrConstant != _atmosphereProperties.hdrExpositionP.value())
executeComputation = false;
_atmosphereRadius = _atmospherePlanetRadius + _atmosphereProperties.atmosphereHeightP.value();
_planetAverageGroundReflectance = _atmosphereProperties.groundAverageReflectanceP.value();
_rayleighHeightScale = _atmosphereProperties.rayleighHeightScaleP.value();
_rayleighScatteringCoeff = glm::vec3(_atmosphereProperties.rayleighScatteringCoeffXP.value() * 0.001f,
_atmosphereProperties.rayleighScatteringCoeffYP.value() * 0.001f,
_atmosphereProperties.rayleighScatteringCoeffZP.value() * 0.001f);
_mieHeightScale = _atmosphereProperties.mieHeightScaleP.value();
_mieScatteringCoeff = glm::vec3(_atmosphereProperties.mieScatteringCoefficientP.value() * 0.001f);
_mieExtinctionCoeff = _mieScatteringCoeff * (1.0f / static_cast<float>(_atmosphereProperties.mieScatteringExtinctionPropCoefficientP.value()));
_miePhaseConstant = _atmosphereProperties.mieAsymmetricFactorGP.value();
_sunRadianceIntensity = _atmosphereProperties.sunIntensityP.value();
_hdrConstant = _atmosphereProperties.hdrExpositionP.value();
if (_deferredcaster) {
_deferredcaster->setAtmosphereRadius(_atmosphereRadius);
_deferredcaster->setPlanetRadius(_atmospherePlanetRadius);
_deferredcaster->setPlanetAverageGroundReflectance(_planetAverageGroundReflectance);
_deferredcaster->setRayleighHeightScale(_rayleighHeightScale);
_deferredcaster->setMieHeightScale(_mieHeightScale);
_deferredcaster->setMiePhaseConstant(_miePhaseConstant);
_deferredcaster->setSunRadianceIntensity(_sunRadianceIntensity);
_deferredcaster->setHDRConstant(_hdrConstant);
_deferredcaster->setRayleighScatteringCoefficients(_rayleighScatteringCoeff);
_deferredcaster->setMieScatteringCoefficients(_mieScatteringCoeff);
_deferredcaster->setMieExtinctionCoefficients(_mieExtinctionCoeff);
_deferredcaster->setRenderableClass(AtmosphereDeferredcaster::RenderableGlobe);
if (executeComputation)
_deferredcaster->preCalculateAtmosphereParam();
}
}
#endif
} // namespace globebrowsing
} // namespace openspace