#include "GraphicsServerExample.h" #include "../CommonInterfaces/CommonGraphicsAppInterface.h" #include "../CommonInterfaces/CommonRenderInterface.h" #include "PosixSharedMemory.h" #include "Win32SharedMemory.h" #include "../CommonInterfaces/CommonExampleInterface.h" #include "LinearMath/btTransform.h" #include "../CommonInterfaces/CommonGUIHelperInterface.h" #include "Bullet3Common/b3AlignedObjectArray.h" #include "GraphicsSharedMemoryBlock.h" #include "../CommonInterfaces/CommonGUIHelperInterface.h" #include "SharedMemoryPublic.h" #include "../MultiThreading/b3ThreadSupportInterface.h" #include "../Utils/b3Clock.h" #ifdef BT_ENABLE_CLSOCKET #include "PassiveSocket.h" // Include header for active socket object definition #include #include "../CommonInterfaces/CommonGUIHelperInterface.h" #include "Bullet3Common/b3CommandLineArgs.h" #include "RemoteGUIHelper.h" #include "GraphicsSharedMemoryPublic.h" #include "GraphicsSharedMemoryCommands.h" bool gVerboseNetworkMessagesServer = true; void MySerializeInt(unsigned int sz, unsigned char* output) { unsigned int tmp = sz; output[0] = tmp & 255; tmp = tmp >> 8; output[1] = tmp & 255; tmp = tmp >> 8; output[2] = tmp & 255; tmp = tmp >> 8; output[3] = tmp & 255; } void submitStatus(CActiveSocket* pClient, GraphicsSharedMemoryStatus& serverStatus, b3AlignedObjectArray& buffer) { b3AlignedObjectArray packetData; unsigned char* statBytes = (unsigned char*)&serverStatus; //create packetData with [int packetSizeInBytes, status, streamBytes) packetData.resize(4 + sizeof(GraphicsSharedMemoryStatus) + serverStatus.m_numDataStreamBytes); int sz = packetData.size(); int curPos = 0; if (gVerboseNetworkMessagesServer) { printf("buffer.size = %d\n", buffer.size()); printf("serverStatus packed size = %d\n", sz); } MySerializeInt(sz, &packetData[curPos]); curPos += 4; for (int i = 0; i < sizeof(GraphicsSharedMemoryStatus); i++) { packetData[i + curPos] = statBytes[i]; } curPos += sizeof(GraphicsSharedMemoryStatus); if (gVerboseNetworkMessagesServer) printf("serverStatus.m_numDataStreamBytes=%d\n", serverStatus.m_numDataStreamBytes); for (int i = 0; i < serverStatus.m_numDataStreamBytes; i++) { packetData[i + curPos] = buffer[i]; } pClient->Send(&packetData[0], packetData.size()); if (gVerboseNetworkMessagesServer) printf("pClient->Send serverStatus: %d\n", packetData.size()); } #endif //BT_ENABLE_CLSOCKET #define MAX_GRAPHICS_SHARED_MEMORY_BLOCKS 1 struct TCPArgs { TCPArgs() : m_cs(0), m_port(6667), m_numClientCommands(0), m_numServerCommands(0), m_cmdPtr(0) { m_dataSlots.resize(10); } void submitCommand() { m_cs->lock(); m_serverStatus.m_type = GFX_CMD_CLIENT_COMMAND_FAILED; m_serverStatus.m_numDataStreamBytes = 0; btAssert(m_numServerCommands == m_numClientCommands); m_numClientCommands++; m_cs->unlock(); } void processCommand() { m_cs->lock(); btAssert(m_numServerCommands == (m_numClientCommands - 1)); m_numServerCommands++; m_cs->unlock(); } bool isCommandOutstanding() { m_cs->lock(); bool result = m_numClientCommands > m_numServerCommands; m_cs->unlock(); return result; } b3CriticalSection* m_cs; int m_port; b3AlignedObjectArray< b3AlignedObjectArray > m_dataSlots; int m_numClientCommands; int m_numServerCommands; GraphicsSharedMemoryCommand* m_cmdPtr; GraphicsSharedMemoryStatus m_serverStatus; }; struct TCPThreadLocalStorage { int threadId; }; enum TCPCommunicationEnums { eTCPRequestTerminate = 11, eTCPIsUnInitialized, eTCPIsInitialized, eTCPInitializationFailed, eTCPHasTerminated }; void TCPThreadFunc(void* userPtr, void* lsMemory) { printf("TCPThreadFunc thread started\n"); TCPArgs* args = (TCPArgs*)userPtr; //int workLeft = true; b3Clock clock; clock.reset(); b3Clock sleepClock; bool init = true; if (init) { unsigned int cachedSharedParam = eTCPIsInitialized; args->m_cs->lock(); args->m_cs->setSharedParam(0, eTCPIsInitialized); args->m_cs->unlock(); double deltaTimeInSeconds = 0; int numCmdSinceSleep1ms = 0; unsigned long long int prevTime = clock.getTimeMicroseconds(); #ifdef BT_ENABLE_CLSOCKET b3Clock clock; double timeOutInSeconds = 10; bool isPhysicsClientConnected = true; bool exitRequested = false; if (!isPhysicsClientConnected) { printf("TCP thread error connecting to shared memory. Machine needs a reboot?\n"); } btAssert(isPhysicsClientConnected); printf("Starting TCP server using port %d\n", args->m_port); CPassiveSocket socket; CActiveSocket* pClient = NULL; //-------------------------------------------------------------------------- // Initialize our socket object //-------------------------------------------------------------------------- socket.Initialize(); socket.Listen("localhost", args->m_port); socket.SetBlocking(); int curNumErr = 0; #endif do { { b3Clock::usleep(0); } /////////////////////////////// #ifdef BT_ENABLE_CLSOCKET { b3Clock::usleep(0); if ((pClient = socket.Accept()) != NULL) { socket.SetReceiveTimeout(60, 0);// (1, 0); socket.SetSendTimeout(60, 0); b3AlignedObjectArray bytesReceived; int clientPort = socket.GetClientPort(); if (gVerboseNetworkMessagesServer) printf("connected from %s:%d\n", socket.GetClientAddr(), clientPort); if (pClient->Receive(4)) { int clientKey = *(int*)pClient->GetData(); if (clientKey == GRAPHICS_SHARED_MEMORY_MAGIC_NUMBER) { printf("Client version OK %d\n", clientKey); } else { printf("Server version (%d) mismatches Client Version (%d)\n", GRAPHICS_SHARED_MEMORY_MAGIC_NUMBER, clientKey); continue; } } //---------------------------------------------------------------------- // Receive request from the client. //---------------------------------------------------------------------- while (cachedSharedParam != eTCPRequestTerminate) { bool receivedData = false; int maxLen = 4 + sizeof(GraphicsSharedMemoryCommand) + GRAPHICS_SHARED_MEMORY_MAX_STREAM_CHUNK_SIZE; if (pClient->Receive(maxLen)) { //heuristic to detect disconnected clients CSimpleSocket::CSocketError err = pClient->GetSocketError(); if (err != CSimpleSocket::SocketSuccess || !pClient->IsSocketValid()) { b3Clock::usleep(100); curNumErr++; if (curNumErr > 100) { ///printf("TCP Connection error = %d, curNumErr = %d\n", (int)err, curNumErr); } } curNumErr = 0; char* msg2 = (char*)pClient->GetData(); int numBytesRec2 = pClient->GetBytesReceived(); if (gVerboseNetworkMessagesServer) printf("numBytesRec2=%d\n", numBytesRec2); if (numBytesRec2 < 0) { numBytesRec2 = 0; } int curSize = bytesReceived.size(); bytesReceived.resize(bytesReceived.size() + numBytesRec2); for (int i = 0; i < numBytesRec2; i++) { bytesReceived[curSize + i] = msg2[i]; } if (bytesReceived.size() >= 4) { int numBytesRec = bytesReceived.size(); if (numBytesRec >= 10) { if (strncmp(&bytesReceived[0], "disconnect", 10) == 0) { printf("Disconnect request received\n"); bytesReceived.clear(); break; } } if (gVerboseNetworkMessagesServer) { printf("received message length [%d]\n", numBytesRec); } receivedData = true; args->m_cmdPtr = 0; int type = *(int*)&bytesReceived[0]; if (numBytesRec == sizeof(GraphicsSharedMemoryCommand)) { args->m_cmdPtr = (GraphicsSharedMemoryCommand*)&bytesReceived[0]; } if (args->m_cmdPtr) { b3AlignedObjectArray buffer; buffer.resize(GRAPHICS_SHARED_MEMORY_MAX_STREAM_CHUNK_SIZE); bool hasStatus = true; if (gVerboseNetworkMessagesServer) printf("processing command:"); switch (args->m_cmdPtr->m_type) { case GFX_CMD_0: { int axis = args->m_cmdPtr->m_upAxisYCommand.m_enableUpAxisY ? 1 : 2; args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } bool done = false; //guiHelper.setUpAxis(axis); if (gVerboseNetworkMessagesServer) printf("GFX_CMD_0\n"); break; } case GFX_CMD_SET_VISUALIZER_FLAG: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } //guiHelper.setVisualizerFlag( // args->m_cmdPtr->m_visualizerFlagCommand.m_visualizerFlag, // args->m_cmdPtr->m_visualizerFlagCommand.m_enable); //serverStatus.m_type = GFX_CMD_CLIENT_COMMAND_COMPLETED; if (gVerboseNetworkMessagesServer) printf("GFX_CMD_SET_VISUALIZER_FLAG\n"); break; } case GFX_CMD_UPLOAD_DATA: { int slot = args->m_cmdPtr->m_uploadDataCommand.m_dataSlot; int numBytes = args->m_cmdPtr->m_uploadDataCommand.m_numBytes; submitStatus(pClient, args->m_serverStatus, buffer); //now receive numBytes if (gVerboseNetworkMessagesServer) printf("GFX_CMD_UPLOAD_DATA receiving data\n"); int received = 0; int offset = 0; args->m_dataSlots[slot].resize(numBytes); while (received < numBytes) { if (pClient->Receive(args->m_cmdPtr->m_uploadDataCommand.m_numBytes)) { //heuristic to detect disconnected clients CSimpleSocket::CSocketError err = pClient->GetSocketError(); if (err != CSimpleSocket::SocketSuccess || !pClient->IsSocketValid()) { curNumErr++; //printf("TCP Connection error = %d, curNumErr = %d\n", (int)err, curNumErr); } char* msg2 = (char*)pClient->GetData(); int numBytesRec2 = pClient->GetBytesReceived(); if (gVerboseNetworkMessagesServer) printf("received %d bytes (total=%d)\n", numBytesRec2, received); for (int i = 0; i < numBytesRec2; i++) { args->m_dataSlots[slot][i+ offset] = msg2[i]; } offset += numBytesRec2; received += numBytesRec2; } } if (gVerboseNetworkMessagesServer) printf("received all bytes!\n"); args->m_serverStatus.m_type = GFX_CMD_CLIENT_COMMAND_COMPLETED; if (gVerboseNetworkMessagesServer) printf("GFX_CMD_UPLOAD_DATA\n"); break; } case GFX_CMD_REGISTER_TEXTURE: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } //const unsigned char* texels = (const unsigned char*)&args->m_dataSlots[0][0]; //args->m_serverStatus.m_registerTextureStatus.m_textureId = guiHelper.registerTexture(texels, args->m_cmdPtr->m_registerTextureCommand.m_width, // args->m_cmdPtr->m_registerTextureCommand.m_height); //serverStatus.m_type = GFX_CMD_REGISTER_TEXTURE_COMPLETED; if (gVerboseNetworkMessagesServer) printf("GFX_CMD_REGISTER_TEXTURE\n"); break; } case GFX_CMD_REGISTER_GRAPHICS_SHAPE: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } if (gVerboseNetworkMessagesServer) printf("GFX_CMD_REGISTER_GRAPHICS_SHAPE\n"); break; } case GFX_CMD_REGISTER_GRAPHICS_INSTANCE: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } if (gVerboseNetworkMessagesServer) printf("GFX_CMD_REGISTER_GRAPHICS_INSTANCE\n"); break; } case GFX_CMD_SYNCHRONIZE_TRANSFORMS: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } if (gVerboseNetworkMessagesServer) printf("GFX_CMD_SYNCHRONIZE_TRANSFORMS\n"); break; } case GFX_CMD_REMOVE_ALL_GRAPHICS_INSTANCES: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } if (gVerboseNetworkMessagesServer) printf("GFX_CMD_REMOVE_ALL_GRAPHICS_INSTANCES\n"); break; } case GFX_CMD_REMOVE_SINGLE_GRAPHICS_INSTANCE: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } if (gVerboseNetworkMessagesServer) printf("GFX_CMD_REMOVE_SINGLE_GRAPHICS_INSTANCE\n"); break; } case GFX_CMD_CHANGE_RGBA_COLOR: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } if (gVerboseNetworkMessagesServer) printf("GFX_CMD_CHANGE_RGBA_COLOR\n"); break; } case GFX_CMD_GET_CAMERA_INFO: { args->submitCommand(); while (args->isCommandOutstanding()) { clock.usleep(0); } //bool RemoteGUIHelper::getCameraInfo(int* width, int* height, // float viewMatrix[16], float projectionMatrix[16], // float camUp[3], float camForward[3], float hor[3], float vert[3], // float* yaw, float* pitch, float* camDist, float camTarget[3]) const #if 0 guiHelper.getCameraInfo(&serverStatus.m_getCameraInfoStatus.width, &serverStatus.m_getCameraInfoStatus.height, serverStatus.m_getCameraInfoStatus.viewMatrix, serverStatus.m_getCameraInfoStatus.projectionMatrix, serverStatus.m_getCameraInfoStatus.camUp, serverStatus.m_getCameraInfoStatus.camForward, serverStatus.m_getCameraInfoStatus.hor, serverStatus.m_getCameraInfoStatus.vert, &serverStatus.m_getCameraInfoStatus.yaw, &serverStatus.m_getCameraInfoStatus.pitch, &serverStatus.m_getCameraInfoStatus.camDist, serverStatus.m_getCameraInfoStatus.camTarget); serverStatus.m_type = GFX_CMD_GET_CAMERA_INFO_COMPLETED; #endif if (gVerboseNetworkMessagesServer) printf("GFX_CMD_GET_CAMERA_INFO\n"); break; } case GFX_CMD_INVALID: case GFX_CMD_MAX_CLIENT_COMMANDS: default: { printf("UNKNOWN COMMAND!\n"); btAssert(0); hasStatus = false; } } double startTimeSeconds = clock.getTimeInSeconds(); double curTimeSeconds = clock.getTimeInSeconds(); if (gVerboseNetworkMessagesServer) { //printf("buffer.size = %d\n", buffer.size()); printf("serverStatus.m_numDataStreamBytes = %d\n", args->m_serverStatus.m_numDataStreamBytes); } if (hasStatus) { submitStatus(pClient, args->m_serverStatus, buffer); } bytesReceived.clear(); } else { //likely an incomplete packet, let's append more bytes //printf("received packet with unknown contents\n"); } } } if (!receivedData) { //printf("Didn't receive data.\n"); } } printf("Disconnecting client.\n"); pClient->Close(); delete pClient; } } #endif //BT_ENABLE_CLSOCKET /////////////////////////////// args->m_cs->lock(); cachedSharedParam = args->m_cs->getSharedParam(0); args->m_cs->unlock(); } while (cachedSharedParam != eTCPRequestTerminate); #ifdef BT_ENABLE_CLSOCKET socket.Close(); socket.Shutdown(CSimpleSocket::Both); #endif } else { args->m_cs->lock(); args->m_cs->setSharedParam(0, eTCPInitializationFailed); args->m_cs->unlock(); } printf("TCPThreadFunc thread exit\n"); //do nothing } void* TCPlsMemoryFunc() { //don't create local store memory, just return 0 return new TCPThreadLocalStorage; } void TCPlsMemoryReleaseFunc(void* ptr) { TCPThreadLocalStorage* p = (TCPThreadLocalStorage*)ptr; delete p; } #ifndef _WIN32 #include "../MultiThreading/b3PosixThreadSupport.h" b3ThreadSupportInterface* createTCPThreadSupport(int numThreads) { b3PosixThreadSupport::ThreadConstructionInfo constructionInfo("TCPThreads", TCPThreadFunc, TCPlsMemoryFunc, TCPlsMemoryReleaseFunc, numThreads); b3ThreadSupportInterface* threadSupport = new b3PosixThreadSupport(constructionInfo); return threadSupport; } #elif defined(_WIN32) #include "../MultiThreading/b3Win32ThreadSupport.h" b3ThreadSupportInterface* createTCPThreadSupport(int numThreads) { b3Win32ThreadSupport::Win32ThreadConstructionInfo threadConstructionInfo("TCPThreads", TCPThreadFunc, TCPlsMemoryFunc, TCPlsMemoryReleaseFunc, numThreads); b3Win32ThreadSupport* threadSupport = new b3Win32ThreadSupport(threadConstructionInfo); return threadSupport; } #endif class GraphicsServerExample : public CommonExampleInterface { CommonGraphicsApp* m_app; GUIHelperInterface* m_guiHelper; bool m_verboseOutput; float m_x; float m_y; float m_z; b3ThreadSupportInterface* m_threadSupport; TCPArgs m_args; public: GraphicsServerExample(GUIHelperInterface* guiHelper) : m_guiHelper(guiHelper), m_x(0), m_y(0), m_z(0) { m_verboseOutput = true; m_app = guiHelper->getAppInterface(); m_app->setUpAxis(2); m_threadSupport = createTCPThreadSupport(1); m_args.m_cs = m_threadSupport->createCriticalSection(); m_args.m_cs->setSharedParam(0, eTCPIsUnInitialized); m_threadSupport->runTask(B3_THREAD_SCHEDULE_TASK, (void*)&this->m_args, 0); bool isUninitialized = true; while (isUninitialized) { m_args.m_cs->lock(); isUninitialized = (m_args.m_cs->getSharedParam(0) == eTCPIsUnInitialized); m_args.m_cs->unlock(); #ifdef _WIN32 b3Clock::usleep(1000); #endif } } virtual ~GraphicsServerExample() { m_args.m_cs->setSharedParam(0, eTCPRequestTerminate); int numActiveThreads = 1; while (numActiveThreads) { int arg0, arg1; if (m_threadSupport->isTaskCompleted(&arg0, &arg1, 0)) { numActiveThreads--; printf("numActiveThreads = %d\n", numActiveThreads); } else { b3Clock::usleep(0); } }; m_threadSupport->deleteCriticalSection(m_args.m_cs); delete m_threadSupport; m_threadSupport = 0; } virtual void initPhysics() { } virtual void exitPhysics() { } void submitServerStatus(GraphicsSharedMemoryStatus& status, int blockIndex) { } bool processCommand(const struct GraphicsSharedMemoryCommand& clientCmd, struct GraphicsSharedMemoryStatus& serverStatusOut) { //printf("processed command of type:%d\n", clientCmd.m_type); B3_PROFILE("processCommand"); switch (clientCmd.m_type) { case GFX_CMD_0: { //either Y or Z can be up axis int upAxis = (clientCmd.m_upAxisYCommand.m_enableUpAxisY) ? 1 : 2; m_guiHelper->setUpAxis(upAxis); serverStatusOut.m_type = GFX_CMD_CLIENT_COMMAND_COMPLETED; m_args.processCommand(); break; } case GFX_CMD_SET_VISUALIZER_FLAG: { if (clientCmd.m_visualizerFlagCommand.m_visualizerFlag != COV_ENABLE_RENDERING) { //printf("clientCmd.m_visualizerFlag.m_visualizerFlag: %d, clientCmd.m_visualizerFlag.m_enable %d\n", // clientCmd.m_visualizerFlagCommand.m_visualizerFlag, clientCmd.m_visualizerFlagCommand.m_enable); this->m_guiHelper->setVisualizerFlag(clientCmd.m_visualizerFlagCommand.m_visualizerFlag, clientCmd.m_visualizerFlagCommand.m_enable); } m_args.processCommand(); break; } case GFX_CMD_UPLOAD_DATA: { #if 0 //printf("uploadData command: curSize=%d, offset=%d, slot=%d", clientCmd.m_uploadDataCommand.m_numBytes, clientCmd.m_uploadDataCommand.m_dataOffset, clientCmd.m_uploadDataCommand.m_dataSlot); int dataSlot = clientCmd.m_uploadDataCommand.m_dataSlot; int dataOffset = clientCmd.m_uploadDataCommand.m_dataOffset; m_dataSlots.resize(dataSlot + 1); btAssert(m_dataSlots[dataSlot].size() >= dataOffset); m_dataSlots[dataSlot].resize(clientCmd.m_uploadDataCommand.m_numBytes + clientCmd.m_uploadDataCommand.m_dataOffset); for (int i = 0; i < clientCmd.m_uploadDataCommand.m_numBytes; i++) { m_dataSlots[dataSlot][dataOffset + i] = bufferServerToClient[i]; } #endif break; } case GFX_CMD_REGISTER_TEXTURE: { int dataSlot = 0; int sizeData = m_args.m_dataSlots[dataSlot].size(); btAssert(sizeData > 0); serverStatusOut.m_type = GFX_CMD_REGISTER_TEXTURE_FAILED; if (sizeData) { unsigned char* texels = &m_args.m_dataSlots[dataSlot][0]; int textureId = this->m_guiHelper->registerTexture(texels, clientCmd.m_registerTextureCommand.m_width, clientCmd.m_registerTextureCommand.m_height); serverStatusOut.m_type = GFX_CMD_REGISTER_TEXTURE_COMPLETED; serverStatusOut.m_registerTextureStatus.m_textureId = textureId; } m_args.processCommand(); break; } case GFX_CMD_REGISTER_GRAPHICS_SHAPE: { int verticesSlot = 0; int indicesSlot = 1; serverStatusOut.m_type = GFX_CMD_REGISTER_GRAPHICS_SHAPE_FAILED; const float* vertices = (const float*)&m_args.m_dataSlots[verticesSlot][0]; const int* indices = (const int*)&m_args.m_dataSlots[indicesSlot][0]; int numVertices = clientCmd.m_registerGraphicsShapeCommand.m_numVertices; int numIndices = clientCmd.m_registerGraphicsShapeCommand.m_numIndices; int primitiveType = clientCmd.m_registerGraphicsShapeCommand.m_primitiveType; int textureId = clientCmd.m_registerGraphicsShapeCommand.m_textureId; int shapeId = this->m_guiHelper->registerGraphicsShape(vertices, numVertices, indices, numIndices, primitiveType, textureId); serverStatusOut.m_registerGraphicsShapeStatus.m_shapeId = shapeId; serverStatusOut.m_type = GFX_CMD_REGISTER_GRAPHICS_SHAPE_COMPLETED; m_args.processCommand(); break; } case GFX_CMD_REGISTER_GRAPHICS_INSTANCE: { int graphicsInstanceId = m_guiHelper->registerGraphicsInstance(clientCmd.m_registerGraphicsInstanceCommand.m_shapeIndex, clientCmd.m_registerGraphicsInstanceCommand.m_position, clientCmd.m_registerGraphicsInstanceCommand.m_quaternion, clientCmd.m_registerGraphicsInstanceCommand.m_color, clientCmd.m_registerGraphicsInstanceCommand.m_scaling); serverStatusOut.m_registerGraphicsInstanceStatus.m_graphicsInstanceId = graphicsInstanceId; serverStatusOut.m_type = GFX_CMD_REGISTER_GRAPHICS_INSTANCE_COMPLETED; m_args.processCommand(); break; } case GFX_CMD_SYNCHRONIZE_TRANSFORMS: { GUISyncPosition* positions = (GUISyncPosition*)&m_args.m_dataSlots[0][0]; for (int i = 0; i < clientCmd.m_syncTransformsCommand.m_numPositions; i++) { m_app->m_renderer->writeSingleInstanceTransformToCPU(positions[i].m_pos, positions[i].m_orn, positions[i].m_graphicsInstanceId); } m_args.processCommand(); break; } case GFX_CMD_REMOVE_ALL_GRAPHICS_INSTANCES: { m_guiHelper->removeAllGraphicsInstances(); m_args.processCommand(); break; } case GFX_CMD_REMOVE_SINGLE_GRAPHICS_INSTANCE: { m_app->m_renderer->removeGraphicsInstance(clientCmd.m_removeGraphicsInstanceCommand.m_graphicsUid); m_args.processCommand(); break; } case GFX_CMD_CHANGE_RGBA_COLOR: { m_guiHelper->changeRGBAColor(clientCmd.m_changeRGBAColorCommand.m_graphicsUid, clientCmd.m_changeRGBAColorCommand.m_rgbaColor); m_args.processCommand(); break; } case GFX_CMD_GET_CAMERA_INFO: { serverStatusOut.m_type = GFX_CMD_GET_CAMERA_INFO_FAILED; if (m_guiHelper->getCameraInfo( &serverStatusOut.m_getCameraInfoStatus.width, &serverStatusOut.m_getCameraInfoStatus.height, serverStatusOut.m_getCameraInfoStatus.viewMatrix, serverStatusOut.m_getCameraInfoStatus.projectionMatrix, serverStatusOut.m_getCameraInfoStatus.camUp, serverStatusOut.m_getCameraInfoStatus.camForward, serverStatusOut.m_getCameraInfoStatus.hor, serverStatusOut.m_getCameraInfoStatus.vert, &serverStatusOut.m_getCameraInfoStatus.yaw, &serverStatusOut.m_getCameraInfoStatus.pitch, &serverStatusOut.m_getCameraInfoStatus.camDist, serverStatusOut.m_getCameraInfoStatus.camTarget)) { serverStatusOut.m_type = GFX_CMD_GET_CAMERA_INFO_COMPLETED; } m_args.processCommand(); break; } default: { printf("unsupported command:%d\n", clientCmd.m_type); } } return true; } void processClientCommands() { int timeStamp = 0; bool hasStatus = false; if (m_args.isCommandOutstanding()) { processCommand(*m_args.m_cmdPtr, m_args.m_serverStatus); } //serverStatusOut.m_type = GFX_CMD_CLIENT_COMMAND_FAILED; //bool hasStatus = processCommand(clientCmd, serverStatusOut); if (hasStatus) { //submitServerStatus(serverStatusOut); } } virtual void stepSimulation(float deltaTime) { B3_PROFILE("stepSimulation"); processClientCommands(); m_x += 0.01f; m_y += 0.01f; m_z += 0.01f; } virtual void renderScene() { B3_PROFILE("renderScene"); { B3_PROFILE("writeTransforms"); m_app->m_renderer->writeTransforms(); } { B3_PROFILE("m_renderer->renderScene"); m_app->m_renderer->renderScene(); } } virtual void physicsDebugDraw(int debugDrawFlags) { } virtual bool mouseMoveCallback(float x, float y) { return false; } virtual bool mouseButtonCallback(int button, int state, float x, float y) { return false; } virtual bool keyboardCallback(int key, int state) { return false; } virtual void resetCamera() { float dist = 3.5; float pitch = -32; float yaw = 136; float targetPos[3] = {0, 0, 0}; if (m_app->m_renderer && m_app->m_renderer->getActiveCamera()) { m_app->m_renderer->getActiveCamera()->setCameraDistance(dist); m_app->m_renderer->getActiveCamera()->setCameraPitch(pitch); m_app->m_renderer->getActiveCamera()->setCameraYaw(yaw); m_app->m_renderer->getActiveCamera()->setCameraTargetPosition(targetPos[0], targetPos[1], targetPos[2]); } } }; CommonExampleInterface* GraphicsServerCreateFuncBullet(struct CommonExampleOptions& options) { return new GraphicsServerExample(options.m_guiHelper); }