//---------------------------------------------------------------------------- void PointInPolyhedron::CreateScene () { mScene = new0 Node(); mWireState = new0 WireState(); mRenderer->SetOverrideWireState(mWireState); // Create a semitransparent sphere mesh. VertexFormat* vformatMesh = VertexFormat::Create(1, VertexFormat::AU_POSITION, VertexFormat::AT_FLOAT3, 0); TriMesh* mesh = StandardMesh(vformatMesh).Sphere(16, 16, 1.0f); Material* material = new0 Material(); material->Diffuse = Float4(1.0f, 0.0f, 0.0f, 0.25f); VisualEffectInstance* instance = MaterialEffect::CreateUniqueInstance( material); instance->GetEffect()->GetAlphaState(0, 0)->BlendEnabled = true; mesh->SetEffectInstance(instance); // Create the data structures for the polyhedron that represents the // sphere mesh. CreateQuery(mesh); // Create a set of random points. Points inside the polyhedron are // colored white. Points outside the polyhedron are colored blue. VertexFormat* vformat = VertexFormat::Create(2, VertexFormat::AU_POSITION, VertexFormat::AT_FLOAT3, 0, VertexFormat::AU_COLOR, VertexFormat::AT_FLOAT3, 0); int vstride = vformat->GetStride(); VertexBuffer* vbuffer = new0 VertexBuffer(1024, vstride); VertexBufferAccessor vba(vformat, vbuffer); Float3 white(1.0f, 1.0f, 1.0f); Float3 blue(0.0f, 0.0f, 1.0f); for (int i = 0; i < vba.GetNumVertices(); ++i) { Vector3f random(Mathf::SymmetricRandom(), Mathf::SymmetricRandom(), Mathf::SymmetricRandom()); vba.Position<Vector3f>(i) = random; if (mQuery->Contains(random)) { vba.Color<Float3>(0, i) = white; } else { vba.Color<Float3>(0, i) = blue; } } DeleteQuery(); mPoints = new0 Polypoint(vformat, vbuffer); mPoints->SetEffectInstance(VertexColor3Effect::CreateUniqueInstance()); mScene->AttachChild(mPoints); mScene->AttachChild(mesh); }
Int BonkEnc::CDDBBatch::Query(Int n) { // Query entry and delete entry if successful cddbQueryDlg *dlg = new cddbQueryDlg(); dlg->SetQueryString(queries.GetNth(n)); const CDDBInfo &cddbInfo = dlg->QueryCDDB(False); Object::DeleteObject(dlg); if (cddbInfo != NIL) { // save current freedb path String configFreedbDir = config->freedb_dir; config->freedb_dir = String(config->configDir).Append("cddb\\"); CDDBLocal cddb(config); cddb.SetUpdateTrackOffsets(False); // save entry to local cache cddb.Submit(cddbInfo); // restore real freedb path config->freedb_dir = configFreedbDir; DeleteQuery(n); return QUERY_RESULT_SINGLE; } return QUERY_RESULT_ERROR; }