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bullet3/examples/SharedMemory/GraphicsServerExample.cpp

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#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 <stdio.h>
#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<char>& buffer)
{
b3AlignedObjectArray<unsigned char> 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<unsigned char> > 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<char> 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<char> 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:
{
//disable single step rendering for GraphicsServer
if (args->m_cmdPtr->m_visualizerFlagCommand.m_visualizerFlag == COV_ENABLE_SINGLE_STEP_RENDERING)
{
args->m_cmdPtr->m_visualizerFlagCommand.m_visualizerFlag = 0;
}
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_CHANGE_SCALING:
{
args->submitCommand();
while (args->isCommandOutstanding())
{
clock.usleep(0);
}
if (gVerboseNetworkMessagesServer)
printf("GFX_CMD_CHANGE_SCALING\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) &&
(clientCmd.m_visualizerFlagCommand.m_visualizerFlag != COV_ENABLE_SINGLE_STEP_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_CHANGE_SCALING:
{
m_guiHelper->changeScaling(clientCmd.m_changeScalingCommand.m_graphicsUid, clientCmd.m_changeScalingCommand.m_scaling);
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);
}
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