JNIEXPORT void JNICALL Java_be_yildiz_module_graphic_ogre_OgreLine_setMaterial(
JNIEnv* env,
jobject,
POINTER pointer,
POINTER matPointer) {
LOG_FUNCTION
DynamicLines* line = DynamicLines::get(pointer);
YZ::Material* material = YZ::Material::get(matPointer);
line->setMaterial(material);
}
void LocationModelManager::updateDebugLine(ModelPair const &key)
{
if(!(isValid(key.first) && isValid(key.second)))
return;
DynamicLines *line = nullptr;
if(getDebugLine(key, line))
{
line->clear();
line->addPoint(at(key.first)->position());
line->addPoint(at(key.second)->position());
line->update();
}
}
JNIEXPORT void JNICALL Java_be_yildiz_module_graphic_ogre_OgreLine_update(
JNIEnv*,
jobject,
POINTER pointer,
jfloat beginX,
jfloat beginY,
jfloat beginZ,
jfloat endX,
jfloat endY,
jfloat endZ) {
LOG_FUNCTION
DynamicLines* line = DynamicLines::get(pointer);
line->setPoint(0, beginX, beginY, beginZ);
line->setPoint(1, endX, endY, endZ);
line->update();
}
void LocationModelManager::removeDebugLine(ModelPair const &key)
{
if(INVALID_ID == key.first || INVALID_ID == key.second)
return;
DynamicLines *line;
if(getDebugLine(key, line))
{
line->clear();
line->update();
mLevel->levelRoot()->detachObject(line);
delete line;
}
mDebugLines.erase(key);
}
void CreateRing::create(const std::string& strName, SceneManager *mSceneMgr, Vector3 origin, Vector3 up,
unsigned int radius, unsigned int samplePoints) {
DynamicLines *lines = new DynamicLines(RenderOperation::OT_LINE_STRIP);
// 0. finding an orthogonal Vector3 to 'up'
// std::cout << " UP: " << up << std::endl;
Vector3 orthoToUp;
// thanks very much to Christian Reitwiessner (reitwiessner.de) for the next 4 lines of code!
if (up.x / up.length() < 0.5) {
orthoToUp=Vector3(0, up.z, -up.y);
} else {
orthoToUp=Vector3(-up.z, 0, up.x);
}
// std::cout << orthoToUp.normalisedCopy()<< std::endl;
// exit(0);
// 1. n_orthoToUp := norm(orthoToUp)
Vector3 n_orthoToUp = orthoToUp.normalisedCopy();
// 2. expand n_orthoToUp by the radius setting
n_orthoToUp *= radius;
// 3. find out the rotation angle per step
float angle = (float)360/samplePoints;
// std::cout << "rotation by: " << angle << " with " << samplePoints << " sample points";
Vector3 renderedPoint = n_orthoToUp;
lines->addPoint(renderedPoint+origin);
// 5. create the rotation matrix q which rotates by 'angle' degrees, see
// http://www.ogre3d.org/wiki/index.php/Quaternion_and_Rotation_Primer
Quaternion q(Degree(angle), up.normalisedCopy());
for (int i=0; i < samplePoints; ++i) {
// 6. finally sample all points
renderedPoint = q * renderedPoint;
// std::cout << renderedPoint << std::endl;
lines->addPoint(renderedPoint+origin);
}
lines->update();
SceneNode *linesNode = mSceneMgr->getRootSceneNode()->createChildSceneNode(strName);
linesNode->attachObject(lines);
}
