int SquareObstacle::getDistance(int x, int y, int angle) const
{
int min_dist = World::INVALID_DISTANCE;
Geo::Point src = Geo::Point(x, y);
Geo::Line line = Geo::Line( src, 1.0, Geo::convert_radian(angle) );
double radian = line.angle();
std::vector<Geo::Line> edge_list = getEdgeList();
for(unsigned int i = 0; i < edge_list.size(); i++)
{
Geo::Line edge = edge_list.at(i);
if(!Geo::intersects_l(edge, line))
continue;
Geo::Point tgt = Geo::intersection_l(edge, line);
if(!isInArea(tgt))
continue;
if(!Geo::equals(radian, Geo::angle(src, tgt)))
continue;
int distance = static_cast<int>(Geo::distance(src, tgt));
if( min_dist == World::INVALID_DISTANCE || distance < min_dist)
min_dist = distance;
}
return min_dist;
}
Node::~Node() {
// remove all edges too while deleting the node.
Edge* edge = getEdgeList();
Edge* tmp;
while(edge != NULL) {
tmp = edge->getNext();
delete edge;
edge = NULL;
edge = tmp;
}
}
CoinPackedVector *
VrpModel::getSolution(const double *sol)
{
// Transform to sparse vector from dense array.
int varnum = solver()->getNumCols();
std::vector<VrpVariable *>vars = getEdgeList();
double etol = etol_;
int *indices = new int[varnum];
double *values = new double[varnum]; /* n */
int i, cnt = 0;
assert(varnum == edgenum_);
for (i = 0; i < varnum; i++){
if (sol[i] > etol || sol[i] < -etol){ // Store nonzero
indices[cnt] = vars[i]->getIndex();
values[cnt++] = sol[i];
}
}
return(new CoinPackedVector(varnum, cnt, indices, values, false));
}
//-----------------------------------------------------------------------------
ShadowCaster::ShadowRenderableListIterator
ManualObject::getShadowVolumeRenderableIterator(
ShadowTechnique shadowTechnique, const Light* light,
HardwareIndexBufferSharedPtr* indexBuffer,
bool extrude, Real extrusionDistance, unsigned long flags)
{
assert(indexBuffer && "Only external index buffers are supported right now");
EdgeData* edgeList = getEdgeList();
if (!edgeList)
{
return ShadowRenderableListIterator(
mShadowRenderables.begin(), mShadowRenderables.end());
}
// Calculate the object space light details
Vector4 lightPos = light->getAs4DVector();
Matrix4 world2Obj = mParentNode->_getFullTransform().inverseAffine();
lightPos = world2Obj.transformAffine(lightPos);
// Init shadow renderable list if required (only allow indexed)
bool init = mShadowRenderables.empty() && mAnyIndexed;
EdgeData::EdgeGroupList::iterator egi;
ShadowRenderableList::iterator si, siend;
ManualObjectSectionShadowRenderable* esr = 0;
SectionList::iterator seci;
if (init)
mShadowRenderables.resize(edgeList->edgeGroups.size());
siend = mShadowRenderables.end();
egi = edgeList->edgeGroups.begin();
seci = mSectionList.begin();
for (si = mShadowRenderables.begin(); si != siend; ++seci)
{
// Skip non-indexed geometry
if (!(*seci)->getRenderOperation()->useIndexes)
{
continue;
}
if (init)
{
// Create a new renderable, create a separate light cap if
// we're using a vertex program (either for this model, or
// for extruding the shadow volume) since otherwise we can
// get depth-fighting on the light cap
MaterialPtr mat = (*seci)->getMaterial();
mat->load();
bool vertexProgram = false;
Technique* t = mat->getBestTechnique(0, *seci);
for (unsigned short p = 0; p < t->getNumPasses(); ++p)
{
Pass* pass = t->getPass(p);
if (pass->hasVertexProgram())
{
vertexProgram = true;
break;
}
}
*si = OGRE_NEW ManualObjectSectionShadowRenderable(this, indexBuffer,
egi->vertexData, vertexProgram || !extrude);
}
// Get shadow renderable
esr = static_cast<ManualObjectSectionShadowRenderable*>(*si);
HardwareVertexBufferSharedPtr esrPositionBuffer = esr->getPositionBuffer();
// Extrude vertices in software if required
if (extrude)
{
extrudeVertices(esrPositionBuffer,
egi->vertexData->vertexCount,
lightPos, extrusionDistance);
}
++si;
++egi;
}
// Calc triangle light facing
updateEdgeListLightFacing(edgeList, lightPos);
// Generate indexes and update renderables
generateShadowVolume(edgeList, *indexBuffer, light,
mShadowRenderables, flags);
return ShadowRenderableListIterator(
mShadowRenderables.begin(), mShadowRenderables.end());
}
//---------------------------------------------------------------------
bool ManualObject::hasEdgeList()
{
return getEdgeList() != 0;
}
void VrpModel::createNet(CoinPackedVector *vec)
{
n_->createNet(vec, demand_, getEdgeList(), etol_, vertnum_);
}
