Files
OpenSpace/modules/globebrowsing/rendering/clipmapglobe.cpp

119 lines
4.7 KiB
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/clipmapglobe.h>
#include <modules/globebrowsing/util/converter.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 = "ClipMapGlobe";
const std::string keyFrame = "Frame";
const std::string keyGeometry = "Geometry";
const std::string keyShading = "PerformShading";
const std::string keyBody = "Body";
}
namespace openspace {
ClipMapGlobe::ClipMapGlobe(const ghoul::Dictionary& dictionary)
: _patch(40, 40, 0, 0, M_PI / 4, M_PI / 4, 6.3e6)
, _patch1(40, 40, 0, 0, M_PI / 8, M_PI / 8, 6.3e6)
, _rotation("rotation", "Rotation", 0, 0, 360)
{
std::string name;
bool success = dictionary.getValue(SceneGraphNode::KeyName, name);
ghoul_assert(success,
"ClipMapGlobe 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);
}
ClipMapGlobe::~ClipMapGlobe() {
}
bool ClipMapGlobe::initialize() {
_patch.initialize();
_patch1.initialize();
return isReady();
}
bool ClipMapGlobe::deinitialize() {
_patch.deinitialize();
_patch1.deinitialize();
return true;
}
bool ClipMapGlobe::isReady() const {
bool ready = true;
ready &= _patch.isReady();
ready &= _patch1.isReady();
return ready;
}
void ClipMapGlobe::render(const RenderData& data)
{
// Set patch to follow camera
int segmentsPerPatch = 10;
glm::vec2 cameraPositionLatLon =
converter::cartesianToLatLon(data.camera.position().dvec3());
_patch.setPositionLatLon(
glm::vec2((M_PI / 2.0 / segmentsPerPatch) * int(cameraPositionLatLon.x / (M_PI * 2) * segmentsPerPatch * 4),
(M_PI / 2.0 / segmentsPerPatch) * int(cameraPositionLatLon.y / (M_PI)* segmentsPerPatch * 2)));
_patch1.setPositionLatLon(
glm::vec2((M_PI / 4.0 / segmentsPerPatch) * int(cameraPositionLatLon.x / (M_PI * 2) * segmentsPerPatch * 8),
(M_PI / 4.0 / segmentsPerPatch) * int(cameraPositionLatLon.y / (M_PI)* segmentsPerPatch * 4))); // render
_patch.render(data);
_patch1.render(data);
}
void ClipMapGlobe::update(const UpdateData& data) {
_patch.update(data);
_patch1.update(data);
// set spice-orientation in accordance to timestamp
_stateMatrix = SpiceManager::ref().positionTransformMatrix(_frame, "GALACTIC", data.time);
_time = data.time;
}
} // namespace openspace