source: nanovis/tags/1.2.2/Trace.cpp @ 6307

Last change on this file since 6307 was 4879, checked in by ldelgass, 9 years ago

Fix for ExecuteCommand?

  • Property svn:eol-style set to native
File size: 3.9 KB
Line 
1/* -*- mode: c++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2/*
3 * Copyright (C) 2004-2013  HUBzero Foundation, LLC
4 *
5 * Author: George A. Howlett <gah@purdue.edu>
6 */
7#include <stdio.h>
8#include <stdarg.h>
9#include <syslog.h>
10#include <string.h>
11
12#include <string>
13#include <sstream>
14
15#include <GL/glew.h>
16
17#include "nanovis.h"
18#include "Trace.h"
19
20using namespace nv;
21
22static std::ostringstream g_UserErrorString;
23
24#define MSG_LEN 2047
25
26/**
27 * \brief Open syslog for writing
28 */
29void
30nv::initLog()
31{
32    openlog("nanovis", LOG_CONS | LOG_PERROR | LOG_PID,  LOG_USER);
33}
34
35/**
36 * \brief Close syslog
37 */
38void
39nv::closeLog()
40{
41    closelog();
42}
43
44/**
45 * \brief Write a message to syslog
46 */
47void
48nv::LogMessage(int priority, const char *funcname,
49               const char *path, int lineNum, const char* fmt, ...)
50{
51    char message[MSG_LEN+1];
52    const char *s;
53    int length;
54    va_list lst;
55
56    va_start(lst, fmt);
57    s = strrchr(path, '/');
58    if (s == NULL) {
59        s = path;
60    } else {
61        s++;
62    }
63    if (priority & LOG_DEBUG) {
64        length = snprintf(message, MSG_LEN, "%s:%d(%s): ", s, lineNum, funcname);
65    } else {
66        length = snprintf(message, MSG_LEN, "%s:%d: ", s, lineNum);
67    }
68    length += vsnprintf(message + length, MSG_LEN - length, fmt, lst);
69    message[MSG_LEN] = '\0';
70
71    syslog(priority, "%s", message);
72}
73
74/**
75 * \brief Write a user message to buffer
76 */
77void
78nv::logUserMessage(const char* fmt, ...)
79{
80    char message[MSG_LEN + 1];
81    int length = 0;
82    va_list lst;
83
84    va_start(lst, fmt);
85
86    length += vsnprintf(message, MSG_LEN, fmt, lst);
87    message[MSG_LEN] = '\0';
88
89    g_UserErrorString << message << "\n";
90}
91
92std::string
93nv::getUserMessages()
94{
95    return g_UserErrorString.str();
96}
97
98void
99nv::clearUserMessages()
100{
101    g_UserErrorString.str(std::string());
102}
103
104bool
105CheckFBO(GLenum *status)
106{
107    *status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
108    return (*status == GL_FRAMEBUFFER_COMPLETE_EXT);
109}
110
111void
112PrintFBOStatus(GLenum status, const char *prefix)
113{
114#ifdef WANT_TRACE
115    const char *mesg;
116
117    switch(status) {
118    case GL_FRAMEBUFFER_COMPLETE_EXT:
119        mesg = "<<<< OK >>>>";                                          break;
120    case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT:
121        mesg = "GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT";              break;
122    case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
123        mesg = "GL_FRAMEBUFFER_UNSUPPORTED_EXT";                        break;
124    case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT:
125        mesg = "GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT";      break;
126    case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT:
127        mesg = "GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT";              break;
128    case GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT:
129        mesg = "GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT";                 break;
130    case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT:
131        mesg = "GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT";             break;
132    case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT:
133        mesg = "GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT";             break;
134    default:
135        TRACE("FB Status: %s: UNKNOWN framebuffer status %u",
136               prefix, (unsigned int)status);
137        return;
138    }
139    TRACE("FB Status: %s: %s", prefix, mesg);
140#endif  /*WANT_TRACE*/
141}
142
143bool
144CheckGL(const char *prefix)
145{
146    GLenum status = (GLenum)glGetError();
147    if (status == GL_NO_ERROR) {
148        return true;
149    }
150#ifdef WANT_TRACE
151    const char *mesg;                   
152
153    switch(status) {
154    case GL_INVALID_ENUM:
155        mesg = "GL_INVALID_ENUM";                       break;
156    case GL_INVALID_VALUE:
157        mesg = "GL_INVALID_VALUE";                      break;
158    case GL_INVALID_OPERATION:
159        mesg = "GL_INVALID_OPERATION";                  break;
160    case GL_STACK_OVERFLOW:
161        mesg = "GL_STACK_OVERFLOW";                     break;
162    case GL_STACK_UNDERFLOW:
163        mesg = "GL_STACK_UNDERFLOW";                    break;
164    case GL_OUT_OF_MEMORY:
165        mesg = "GL_OUT_OF_MEMORY";                      break;
166    case GL_INVALID_FRAMEBUFFER_OPERATION_EXT:
167        mesg = "GL_INVALID_FRAMEBUFFER_OPERATION_EXT";  break;
168    default:
169        TRACE("GL Status: %s: Unknown status %d", prefix, status);
170        return false;
171    }
172    TRACE("GL Status: %s: %s", prefix, mesg);
173#endif
174    return false;
175}
Note: See TracBrowser for help on using the repository browser.