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Merge pull request #156 from ey6es/master

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Style fixes to chat code, and moved packet reading to main thread to fix synchronization issues.
This commit is contained in:
Philip Rosedale 2013-04-26 16:34:41 -07:00
commit 1804357eab
8 changed files with 75 additions and 70 deletions
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2
interface/src/Avatar.cpp
View file

@ -674,7 +674,7 @@ void Avatar::render(bool lookingInMirror) {
glTranslatef(width * 0.5, 0, 0);
glDisable(GL_LIGHTING);
if (_keyState == NoKeyDown) {
if (_keyState == NO_KEY_DOWN) {
drawtext(0, 0, chatMessageScale, 180, 1.0, 0, _chatMessage.c_str(), 0, 1, 0);
} else {

32
interface/src/ChatEntry.cpp
View file

@ -15,8 +15,8 @@ using namespace std;
const int MAX_CONTENT_LENGTH = 140;
void ChatEntry::clear () {
contents.clear();
cursorPos = 0;
_contents.clear();
_cursorPos = 0;
}
bool ChatEntry::key(unsigned char k) {
@ -25,22 +25,22 @@ bool ChatEntry::key(unsigned char k) {
return false;
case '\b':
if (cursorPos != 0) {
contents.erase(cursorPos - 1, 1);
cursorPos--;
if (_cursorPos != 0) {
_contents.erase(_cursorPos - 1, 1);
_cursorPos--;
}
return true;
case 127: // delete
if (cursorPos < contents.size()) {
contents.erase(cursorPos, 1);
if (_cursorPos < _contents.size()) {
_contents.erase(_cursorPos, 1);
}
return true;
default:
if (contents.size() != MAX_CONTENT_LENGTH) {
contents.insert(cursorPos, 1, k);
cursorPos++;
if (_contents.size() != MAX_CONTENT_LENGTH) {
_contents.insert(_cursorPos, 1, k);
_cursorPos++;
}
return true;
}
@ -49,24 +49,24 @@ bool ChatEntry::key(unsigned char k) {
void ChatEntry::specialKey(unsigned char k) {
switch (k) {
case GLUT_KEY_LEFT:
if (cursorPos != 0) {
cursorPos--;
if (_cursorPos != 0) {
_cursorPos--;
}
break;
case GLUT_KEY_RIGHT:
if (cursorPos != contents.size()) {
cursorPos++;
if (_cursorPos != _contents.size()) {
_cursorPos++;
}
break;
}
}
void ChatEntry::render(int screenWidth, int screenHeight) {
drawtext(20, screenHeight - 150, 0.10, 0, 1.0, 0, contents.c_str(), 1, 1, 1);
drawtext(20, screenHeight - 150, 0.10, 0, 1.0, 0, _contents.c_str(), 1, 1, 1);
float width = 0;
for (string::iterator it = contents.begin(), end = it + cursorPos; it != end; it++) {
for (string::iterator it = _contents.begin(), end = it + _cursorPos; it != end; it++) {
width += glutStrokeWidth(GLUT_STROKE_ROMAN, *it)*0.10;
}
glDisable(GL_LINE_SMOOTH);

7
interface/src/ChatEntry.h
View file

@ -14,7 +14,7 @@
class ChatEntry {
public:
const std::string& getContents () const { return contents; }
const std::string& getContents () const { return _contents; }
void clear ();
@ -25,9 +25,8 @@ public:
private:
std::string contents;
int cursorPos;
std::string _contents;
int _cursorPos;
};
#endif /* defined(__interface__ChatEntry__) */

74
interface/src/main.cpp
View file

@ -39,8 +39,6 @@
#include <ifaddrs.h>
#endif
#include <pthread.h>
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/type_ptr.hpp>
@ -87,10 +85,7 @@ using namespace std;
void reshape(int width, int height); // will be defined below
void loadViewFrustum(ViewFrustum& viewFrustum); // will be defined below
pthread_t networkReceiveThread;
bool stopNetworkReceiveThread = false;
unsigned char incomingPacket[MAX_PACKET_SIZE];
int packetCount = 0;
int packetsPerSecond = 0;
int bytesPerSecond = 0;
@ -420,8 +415,6 @@ void terminate () {
#ifndef _WIN32
audio.terminate();
#endif
stopNetworkReceiveThread = true;
pthread_join(networkReceiveThread, NULL);
exit(EXIT_SUCCESS);
}
@ -1378,7 +1371,7 @@ void specialkey(int k, int x, int y)
void keyUp(unsigned char k, int x, int y) {
if (::chatEntryOn) {
myAvatar.setKeyState(AvatarData::NoKeyDown);
myAvatar.setKeyState(NO_KEY_DOWN);
return;
}
@ -1396,7 +1389,7 @@ void key(unsigned char k, int x, int y)
if (::chatEntryOn) {
if (chatEntry.key(k)) {
myAvatar.setKeyState(k == '\b' || k == 127 ? // backspace or delete
AvatarData::DeleteKeyDown : AvatarData::InsertKeyDown);
DELETE_KEY_DOWN : INSERT_KEY_DOWN);
myAvatar.setChatMessage(string(chatEntry.getContents().size(), 'X'));
} else {
@ -1475,47 +1468,40 @@ void key(unsigned char k, int x, int y)
if (k == '\r') {
::chatEntryOn = true;
myAvatar.setKeyState(AvatarData::NoKeyDown);
myAvatar.setKeyState(NO_KEY_DOWN);
myAvatar.setChatMessage(string());
}
}
// Receive packets from other agents/servers and decide what to do with them!
void *networkReceive(void *args)
void networkReceive()
{
sockaddr senderAddress;
ssize_t bytesReceived;
unsigned char *incomingPacket = new unsigned char[MAX_PACKET_SIZE];
while (!stopNetworkReceiveThread) {
if (AgentList::getInstance()->getAgentSocket().receive(&senderAddress, incomingPacket, &bytesReceived)) {
packetCount++;
bytesCount += bytesReceived;
switch (incomingPacket[0]) {
case PACKET_HEADER_TRANSMITTER_DATA:
myAvatar.processTransmitterData(incomingPacket, bytesReceived);
break;
case PACKET_HEADER_VOXEL_DATA:
case PACKET_HEADER_Z_COMMAND:
case PACKET_HEADER_ERASE_VOXEL:
voxels.parseData(incomingPacket, bytesReceived);
break;
case PACKET_HEADER_BULK_AVATAR_DATA:
AgentList::getInstance()->processBulkAgentData(&senderAddress,
incomingPacket,
bytesReceived);
break;
default:
AgentList::getInstance()->processAgentData(&senderAddress, incomingPacket, bytesReceived);
break;
}
while (AgentList::getInstance()->getAgentSocket().receive(&senderAddress, incomingPacket, &bytesReceived)) {
packetCount++;
bytesCount += bytesReceived;
switch (incomingPacket[0]) {
case PACKET_HEADER_TRANSMITTER_DATA:
myAvatar.processTransmitterData(incomingPacket, bytesReceived);
break;
case PACKET_HEADER_VOXEL_DATA:
case PACKET_HEADER_Z_COMMAND:
case PACKET_HEADER_ERASE_VOXEL:
voxels.parseData(incomingPacket, bytesReceived);
break;
case PACKET_HEADER_BULK_AVATAR_DATA:
AgentList::getInstance()->processBulkAgentData(&senderAddress,
incomingPacket,
bytesReceived);
break;
default:
AgentList::getInstance()->processAgentData(&senderAddress, incomingPacket, bytesReceived);
break;
}
}
delete[] incomingPacket;
pthread_exit(0);
return NULL;
}
void idle(void) {
@ -1548,6 +1534,9 @@ void idle(void) {
// Sample hardware, update view frustum if needed, Lsend avatar data to mixer/agents
//
updateAvatar(deltaTime);
// read incoming packets from network
networkReceive();
//loop through all the other avatars and simulate them...
AgentList* agentList = AgentList::getInstance();
@ -1691,6 +1680,7 @@ int main(int argc, const char * argv[])
listenPort = atoi(portStr);
}
AgentList::createInstance(AGENT_TYPE_AVATAR, listenPort);
AgentList::getInstance()->getAgentSocket().setBlocking(false);
gettimeofday(&applicationStartupTime, NULL);
const char* domainIP = getCmdOption(argc, argv, "--domain");
@ -1773,10 +1763,6 @@ int main(int argc, const char * argv[])
printLog("Local Voxel File loaded.\n");
}
// create thread for receipt of data via UDP
pthread_create(&networkReceiveThread, NULL, networkReceive, NULL);
printLog("Network receive thread created.\n");
glutTimerFunc(1000, Timer, 0);
glutMainLoop();

2
libraries/avatars/src/AvatarData.cpp
View file

@ -51,7 +51,7 @@ AvatarData::AvatarData() :
_cameraAspectRatio(0.0f),
_cameraNearClip(0.0f),
_cameraFarClip(0.0f),
_keyState(NoKeyDown) {
_keyState(NO_KEY_DOWN) {
}

11
libraries/avatars/src/AvatarData.h
View file

@ -15,6 +15,13 @@
#include <AgentData.h>
enum KeyState
{
NO_KEY_DOWN,
INSERT_KEY_DOWN,
DELETE_KEY_DOWN
};
class AvatarData : public AgentData {
public:
AvatarData();
@ -76,8 +83,6 @@ public:
void setCameraNearClip(float nearClip) { _cameraNearClip = nearClip; }
void setCameraFarClip(float farClip) { _cameraFarClip = farClip; }
enum KeyState { NoKeyDown, InsertKeyDown, DeleteKeyDown };
// key state
void setKeyState(KeyState s) { _keyState = s; }
KeyState keyState() const { return _keyState; }
@ -118,7 +123,7 @@ protected:
float _cameraNearClip;
float _cameraFarClip;
// key state (nothing, down, up, backspace)
// key state
KeyState _keyState;
// chat message

14
libraries/shared/src/UDPSocket.cpp
View file

@ -119,7 +119,7 @@ unsigned short loadBufferWithSocketInfo(char *addressBuffer, sockaddr *socket) {
}
}
UDPSocket::UDPSocket(int listeningPort) {
UDPSocket::UDPSocket(int listeningPort) : blocking(true) {
init();
// create the socket
handle = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
@ -191,6 +191,18 @@ bool UDPSocket::init() {
return true;
}
void UDPSocket::setBlocking(bool blocking) {
this->blocking = blocking;
#ifdef _WIN32
u_long mode = blocking ? 0 : 1;
ioctlsocket(handle, FIONBIO, &mode);
#else
int flags = fcntl(handle, F_GETFL, 0);
fcntl(handle, F_SETFL, blocking ? (flags & ~O_NONBLOCK) : (flags | O_NONBLOCK));
#endif
}
// Receive data on this socket with retrieving address of sender
bool UDPSocket::receive(void *receivedData, ssize_t *receivedBytes) {

3
libraries/shared/src/UDPSocket.h
View file

@ -23,12 +23,15 @@ class UDPSocket {
UDPSocket(int listening_port);
~UDPSocket();
bool init();
void setBlocking(bool blocking);
bool isBlocking() { return blocking; }
int send(sockaddr *destAddress, const void *data, size_t byteLength);
int send(char *destAddress, int destPort, const void *data, size_t byteLength);
bool receive(void *receivedData, ssize_t *receivedBytes);
bool receive(sockaddr *recvAddress, void *receivedData, ssize_t *receivedBytes);
private:
int handle;
bool blocking;
};
bool socketMatch(sockaddr *first, sockaddr *second);