Filled in CygnetSphere

modules/iswa/rendering/cygnetsphere.cpp

@@ -17,30 +17,144 @@
 //  ****************************************************************************************/
 
 #include <modules/iswa/rendering/cygnetsphere.h>
+
 #include <openspace/engine/openspaceengine.h>
 #include <openspace/rendering/renderengine.h>
 #include <openspace/util/spicemanager.h>
 #include <openspace/util/time.h>
+#include <modules/base/rendering/planetgeometry.h>
+#include <modules/base/rendering/simplespheregeometry.h>
 
 namespace openspace{
 
 CygnetSphere::CygnetSphere(const ghoul::Dictionary& dictionary)
     :ISWACygnet(dictionary)
     ,_futureObject(nullptr)
-{}
+    ,_geometry(nullptr)
+{
+	//read segments from dictronary
+	_segments = 20;
+}
 
 CygnetSphere::~CygnetSphere(){}
 
 bool CygnetSphere::isReady() const{
-    return true;
+	bool ready = true;
+	if(!_shader)
+		ready &= false;
+	if(!_geometry)
+		ready &= false;
+
+    return ready;
 }
 
 void CygnetSphere::render(const RenderData& data){
+	if ((!_textures.empty()) && (_textures[0] != nullptr)) return;
+	if (!_geometry) return;
 
+	psc position = data.position;
+    glm::mat4 transform = glm::mat4(1.0);
+
+    glm::mat4 rot = glm::mat4(1.0);
+    for (int i = 0; i < 3; i++){
+        for (int j = 0; j < 3; j++){
+            transform[i][j] = static_cast<float>(_stateMatrix[i][j]);
+        }
+    }
+
+    position += transform*glm::vec4(_data->spatialScale.x*_data->offset, _data->spatialScale.w);
+    
+    _shader->activate();
+    glEnable(GL_ALPHA_TEST);
+    glDisable(GL_CULL_FACE);
+
+
+    _shader->setUniform("ViewProjection", data.camera.viewProjectionMatrix());
+    _shader->setUniform("ModelTransform", transform);
+
+    setPscUniforms(*_shader.get(), data.camera, position);
+
+    ghoul::opengl::TextureUnit unit;
+
+    unit.activate();
+    _textures[0]->bind();
+    _shader->setUniform("texture1", unit);
+
+    _geometry->render();
+    // setUniforms();
+
+    // glBindVertexArray(_quad);
+    // glDrawArrays(GL_TRIANGLES, 0, 6);
+    glEnable(GL_CULL_FACE);
+    _shader->deactivate();
 }
 
 void CygnetSphere::update(const UpdateData& data){
+	_openSpaceTime = Time::ref().currentTime();
+    _realTime = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
 
+
+     _stateMatrix = ISWAManager::ref().getTransform(_data->frame, "GALACTIC", _openSpaceTime);
+    // glm::dmat3 spiceMatrix    = SpiceManager::ref().positionTransformMatrix("J2000", "GALACTIC", _openSpaceTime);
+     // = spiceMatrix*kameleonMatrix;
+
+    bool timeToUpdate = (fabs(_openSpaceTime-_lastUpdateOpenSpaceTime) >= _data->updateTime &&
+                        (_realTime.count()-_lastUpdateRealTime.count()) > _minRealTimeUpdateInterval);
+    if( _data->updateTime != 0 && (Time::ref().timeJumped() || timeToUpdate )){
+        updateTexture();
+
+        _lastUpdateRealTime = _realTime;
+        _lastUpdateOpenSpaceTime = _openSpaceTime;
+    }
+
+    if(_futureObject && _futureObject->isFinished){
+        if(loadTexture())
+            _futureObject = nullptr;
+    }
+
+    if(!_transferFunctions.empty())
+        for(auto tf : _transferFunctions)
+            tf->update();
+}
+
+void CygnetSphere::createSphere(){
+	glm::vec4 radius(6.371f, 6.371f, 6.371f, 6); //use scale in _data
+
+	ghoul::Dictionary geometryDictionary;
+	geometryDictionary.setValue(SceneGraphNode::KeyName, name());
+	geometryDictionary.setValue("Radius", radius);
+	geometryDictionary.setValue("Segments", _segments);
+
+	_geometry = std::make_shared<planetgeometry::SimpleSphereGeometry>(geometryDictionary);
+}
+
+void CygnetSphere::destroySphere(){
+	if(_geometry)
+        _geometry->deinitialize();
+
+	_geometry = nullptr;
+}
+
+bool CygnetSphere::createShader(){
+    if (_shader == nullptr) {
+    // Plane Program
+    RenderEngine& renderEngine = OsEng.renderEngine();
+    _shader = renderEngine.buildRenderProgram(
+            "pscstandard",
+            "${MODULE_BASE}/shaders/pscstandard_vs.glsl",
+            "${MODULE_BASE}/shaders/pscstandard_fs.glsl");
+    if (!_shader)
+        return false;
+    }
+    return true;
+}
+
+void CygnetSphere::destroyShader(){
+    RenderEngine& renderEngine = OsEng.renderEngine();
+    if (_shader) {
+        renderEngine.removeRenderProgram(_shader);
+        _shader = nullptr;
+    }
 }
 
 } //namespace openspace