Marshalling_Geometry_Into_Houdini()

static void HoudiniEngine::Marshalling_Geometry_Into_Houdini ( )

static

Definition at line 269 of file HoudiniTestSource.h.

    {
        // Create Session
        HAPI_Session session;
 
        HAPI_ThriftServerOptions serverOptions{ 0 };
        serverOptions.autoClose = true;
        serverOptions.timeoutMs = 3000.0f;
 
        HE_CHECK(HAPI_StartThriftNamedPipeServer(&serverOptions, "hapi", nullptr, nullptr))
 
        HAPI_SessionInfo sessionInfo = HAPI_SessionInfo_Create();
 
        HE_CHECK(HAPI_CreateThriftNamedPipeSession(&session, "hapi", &sessionInfo))
 
        // Initialize Session
        HAPI_CookOptions cookOptions = HAPI_CookOptions_Create();
        HE_CHECK(HAPI_Initialize(&session, &cookOptions, true, -1, nullptr, nullptr, nullptr, nullptr, nullptr))
 
        // create null node
        HAPI_NodeId newNode;
        HE_CHECK(HAPI_CreateInputNode(&session, -1, &newNode, "Marshalling_Point_Clouds"))
        // cook null node
        HE_CHECK(HAPI_CookNode(&session, newNode, &cookOptions))
 
        // Wait for cook over.
        int cookStatus;
        HAPI_Result cookResult;
 
        do
        {
            cookResult = HAPI_GetStatus(&session, HAPI_STATUS_COOK_STATE, &cookStatus);
        } 
        while (cookStatus > HAPI_STATE_MAX_READY_STATE && cookResult == HAPI_RESULT_SUCCESS);
        HE_CHECK(cookResult)
        HE_CHECK_COOK(cookStatus)
 
        // null node part info
        HAPI_PartInfo newNodePart = HAPI_PartInfo_Create();
        newNodePart.type = HAPI_PARTTYPE_MESH;
        newNodePart.faceCount = 1;
        newNodePart.vertexCount = 3;
        newNodePart.pointCount = 3;
        HE_CHECK(HAPI_SetPartInfo(&session, newNode, 0, &newNodePart))
 
        // null node attribute info
        HAPI_AttributeInfo newNodePointInfo = HAPI_AttributeInfo_Create();
        newNodePointInfo.count = 3;
        newNodePointInfo.tupleSize = 3;
        newNodePointInfo.exists = true;
        newNodePointInfo.storage = HAPI_STORAGETYPE_FLOAT;
        newNodePointInfo.owner = HAPI_ATTROWNER_POINT;
        HE_CHECK(HAPI_AddAttribute(&session, newNode, 0, "P", &newNodePointInfo))
 
        // set null node attribute
        float positions[9] = { 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f, 0.0f };
        HE_CHECK(HAPI_SetAttributeFloatData(&session, newNode, 0, "P", &newNodePointInfo, positions, 0, 3))
 
        // set null node vertices
        int vertices[3] = { 0, 1, 2 };
        HE_CHECK(HAPI_SetVertexList(&session, newNode, 0, vertices, 0, 3))
 
        // set null node faces
        int face_counts[1] = { 3 };
        HE_CHECK(HAPI_SetFaceCounts(&session, newNode, 0, face_counts, 0, 1))
 
        // set null node str attriute
        std::array<char*, 3> strs;
        strs[0] = _strdup("strPoint1");
        strs[1] = _strdup("strPoint2");
        strs[2] = _strdup("strPoint3");
 
        newNodePointInfo.count = 3;
        newNodePointInfo.tupleSize = 1;
        newNodePointInfo.exists = true;
        newNodePointInfo.storage = HAPI_STORAGETYPE_STRING;
        newNodePointInfo.owner = HAPI_ATTROWNER_POINT;
 
        HE_CHECK(HAPI_AddAttribute(&session, newNode, 0, "srcData", &newNodePointInfo))
        HE_CHECK(HAPI_SetAttributeStringData(&session, newNode, 0, "srcData", &newNodePointInfo, (const char**)strs.data(), 0, 3))
 
        // commit null node
        HE_CHECK(HAPI_CommitGeo(&session, newNode));
 
        // save to hip file
        HE_CHECK(HAPI_SaveHIPFile(&session, "C:/Users/Administrator/Desktop/Marshalling_Point_Clouds.hip", false))
        
        // clean up session, needs recall initialize
        HE_CHECK(HAPI_Cleanup(&session))
 
        return;
    }