void GLWidget3D::keyPressEvent(QKeyEvent *e) {
ctrlPressed = false;
switch (e->key()) {
case Qt::Key_Control:
ctrlPressed = true;
break;
case Qt::Key_Delete:
clearGeometry();
break;
default:
break;
}
}
void AerialMapDisplay::clear() {
setStatus(StatusProperty::Warn, "Message", "No map received");
clearGeometry();
// the user has cleared here
received_msg_ = false;
// stop any loading...
if (loader_) {
ROS_INFO("Clearing loaded imagery.");
// cancel current imagery, if any
loader_->abort();
delete loader_;
loader_ = 0;
}
}
SurfacePatchRenderable::~SurfacePatchRenderable()
{
clearGeometry();
delete mRenderOp.vertexData;
delete mRenderOp.indexData;
}
/////////////////////////////////////////////////////////////////////
// Set Functions
//////////////////////////////////////////////////////////////////////
// Clear the content of the geometry and makes it empty
void GLC_Geometry::clear()
{
clearGeometry();
}
void
Terrain::buildGeometry(Ogre::SceneNode* parent, bool editable)
{
clearGeometry();
assert(parent);
// NB: We must adjust world geometry bounding box, especially for OctreeSceneManager
Ogre::AxisAlignedBox aabb = mData->getBoundBox();
Ogre::Vector3 centre = aabb.getCenter();
const Ogre::Vector3 adjust(2000, 10000, 2000);
const Ogre::Real scale = 1.5f;
aabb.setExtents(
(aabb.getMinimum() - centre) * scale + centre - adjust,
(aabb.getMaximum() - centre) * scale + centre + adjust);
parent->getCreator()->setOption("Size", &aabb);
mEditable = editable;
if (!mData->mXSize || !mData->mZSize)
{
// Do nothing if it's empty terrain.
return;
}
// Prepare atlas texture
for (size_t pixmapId = 0, numPixmap = mData->mPixmaps.size(); pixmapId < numPixmap; ++pixmapId)
{
_getPixmapAtlasId(pixmapId);
}
prepareLightmapTexture();
int depth = mData->mZSize;
int width = mData->mXSize;
int tileSize = mData->mTileSize;
int numTilePerX = mData->mNumTilePerX;
int numTilePerZ = mData->mNumTilePerZ;
if (mEditable)
{
mGridTypeInfos.resize(2);
mGridTypeInfos[0].material.setNull();
mGridTypeInfos[1].material = Ogre::MaterialManager::getSingleton().getByName(
"FairyEditor/GridType");
}
else
{
_initIndexBuffer(tileSize * tileSize);
}
mTiles.reserve(numTilePerX * numTilePerZ);
for (int z = 0; z < numTilePerZ; ++z)
{
for (int x = 0; x < numTilePerX; ++x)
{
// Create the tile
int tileX = x * tileSize;
int tileZ = z * tileSize;
int tileWidth = std::min(width - tileX, tileSize);
int tileDepth = std::min(depth - tileZ, tileSize);
TerrainTile* tile;
if (mEditable)
tile = new TerrainTileEditable(parent, this, tileX, tileZ, tileWidth, tileDepth);
else
tile = new TerrainTileOptimized(parent, this, tileX, tileZ, tileWidth, tileDepth);
// Use the render queue that the world geometry associated with.
tile->setRenderQueueGroup(parent->getCreator()->getWorldGeometryRenderQueue());
// Attach it to the aux data
mTiles.push_back(tile);
}
}
}
void
Terrain::reset()
{
clearGeometry();
mData->reset();
}
void AerialMapDisplay::assembleScene() {
if (!dirty_) {
return; // nothing to update
}
dirty_ = false;
if (!loader_) {
return; // no tiles loaded, don't do anything
}
// get rid of old geometry, we will re-build this
clearGeometry();
// iterate over all tiles and create an object for each of them
const double resolution = loader_->resolution();
const std::vector<TileLoader::MapTile> &tiles = loader_->tiles();
for (const TileLoader::MapTile &tile : tiles) {
const int w = tile.image().width();
const int h = tile.image().height();
// we here assume that the tiles are uniformly sized...
const double tileW = w * resolution;
const double tileH = h * resolution;
const double origin_x = -loader_->originX() * tileW;
const double origin_y = -(1 - loader_->originY()) * tileH;
// determine location of this tile
const double x = (tile.x() - loader_->tileX()) * tileW + origin_x;
const double y = -(tile.y() - loader_->tileY()) * tileH + origin_y;
// don't re-use any ids
const std::string name_suffix =
std::to_string(tile.x()) + "_" + std::to_string(tile.y()) + "_" +
std::to_string(map_id_) + "_" + std::to_string(scene_id_);
Ogre::TexturePtr tex;
if (tile.hasImage()) {
// one material per texture
std::string matName = "material_" + name_suffix;
Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().create(
matName, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
material->setReceiveShadows(false);
material->getTechnique(0)->setLightingEnabled(false);
material->setDepthBias(-16.0f,
0.0f); /// @todo: what the f**k does this do?
material->setCullingMode(Ogre::CULL_NONE);
material->setDepthWriteEnabled(false);
// create textureing unit
Ogre::Pass *pass = material->getTechnique(0)->getPass(0);
Ogre::TextureUnitState *tex_unit = NULL;
if (pass->getNumTextureUnitStates() > 0) {
tex_unit = pass->getTextureUnitState(0);
} else {
tex_unit = pass->createTextureUnitState();
}
// only add if we have a texture for it
tex = textureFromImage(tile.image(), "texture_" + name_suffix);
ROS_INFO("Rendering with texture: %s", tex->getName().c_str());
tex_unit->setTextureName(tex->getName());
tex_unit->setTextureFiltering(Ogre::TFO_BILINEAR);
// create an object
const std::string obj_name = "object_" + name_suffix;
Ogre::ManualObject *obj = scene_manager_->createManualObject(obj_name);
scene_node_->attachObject(obj);
// configure depth & alpha properties
if (alpha_ >= 0.9998) {
material->setDepthWriteEnabled(!draw_under_);
material->setSceneBlending(Ogre::SBT_REPLACE);
} else {
material->setSceneBlending(Ogre::SBT_TRANSPARENT_ALPHA);
material->setDepthWriteEnabled(false);
}
if (draw_under_) {
obj->setRenderQueueGroup(Ogre::RENDER_QUEUE_4);
} else {
obj->setRenderQueueGroup(Ogre::RENDER_QUEUE_MAIN);
}
tex_unit->setAlphaOperation(Ogre::LBX_SOURCE1, Ogre::LBS_MANUAL,
Ogre::LBS_CURRENT, alpha_);
// create a quad for this tile
obj->begin(material->getName(), Ogre::RenderOperation::OT_TRIANGLE_LIST);
// bottom left
obj->position(x, y, 0.0f);
obj->textureCoord(0.0f, 0.0f);
obj->normal(0.0f, 0.0f, 1.0f);
// top right
obj->position(x + tileW, y + tileH, 0.0f);
obj->textureCoord(1.0f, 1.0f);
obj->normal(0.0f, 0.0f, 1.0f);
// top left
obj->position(x, y + tileH, 0.0f);
obj->textureCoord(0.0f, 1.0f);
obj->normal(0.0f, 0.0f, 1.0f);
// bottom left
obj->position(x, y, 0.0f);
obj->textureCoord(0.0f, 0.0f);
obj->normal(0.0f, 0.0f, 1.0f);
// bottom right
obj->position(x + tileW, y, 0.0f);
obj->textureCoord(1.0f, 0.0f);
obj->normal(0.0f, 0.0f, 1.0f);
// top right
obj->position(x + tileW, y + tileH, 0.0f);
obj->textureCoord(1.0f, 1.0f);
obj->normal(0.0f, 0.0f, 1.0f);
obj->end();
if (draw_under_property_->getValue().toBool()) {
// render under everything else
obj->setRenderQueueGroup(Ogre::RENDER_QUEUE_4);
}
MapObject object;
object.object = obj;
object.texture = tex;
object.material = material;
objects_.push_back(object);
}
}
scene_id_++;
}
void UrbanGeometry::clear() {
clearGeometry();
}
