| 1 | |
|---|
| 2 | #include "nanovis.h" |
|---|
| 3 | #include <Trace.h> |
|---|
| 4 | #include <stdio.h> |
|---|
| 5 | #include <stdarg.h> |
|---|
| 6 | |
|---|
| 7 | #include <GL/glew.h> |
|---|
| 8 | #include <GL/glut.h> |
|---|
| 9 | #include <syslog.h> |
|---|
| 10 | |
|---|
| 11 | void |
|---|
| 12 | LogMessage(int priority, const char *path, int lineNum, const char* fmt, ...) |
|---|
| 13 | { |
|---|
| 14 | #define MSG_LEN (2047) |
|---|
| 15 | char message[MSG_LEN+1]; |
|---|
| 16 | const char *s; |
|---|
| 17 | int length; |
|---|
| 18 | va_list lst; |
|---|
| 19 | |
|---|
| 20 | va_start(lst, fmt); |
|---|
| 21 | s = strrchr(path, '/'); |
|---|
| 22 | if (s == NULL) { |
|---|
| 23 | s = path; |
|---|
| 24 | } else { |
|---|
| 25 | s++; |
|---|
| 26 | } |
|---|
| 27 | length = snprintf(message, MSG_LEN, "line %d of \"%s\": ", lineNum, s); |
|---|
| 28 | length += vsnprintf(message + length, MSG_LEN - length, fmt, lst); |
|---|
| 29 | message[MSG_LEN] = '\0'; |
|---|
| 30 | syslog(priority, message, length); |
|---|
| 31 | } |
|---|
| 32 | |
|---|
| 33 | bool |
|---|
| 34 | CheckFBO(GLenum *statusPtr) |
|---|
| 35 | { |
|---|
| 36 | *statusPtr = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT); |
|---|
| 37 | return (*statusPtr == GL_FRAMEBUFFER_COMPLETE_EXT); |
|---|
| 38 | } |
|---|
| 39 | |
|---|
| 40 | void |
|---|
| 41 | PrintFBOStatus(GLenum status, const char *prefix) |
|---|
| 42 | { |
|---|
| 43 | const char *mesg; |
|---|
| 44 | switch(status) { |
|---|
| 45 | case GL_FRAMEBUFFER_COMPLETE_EXT: |
|---|
| 46 | mesg = "<<<< OK >>>>"; break; |
|---|
| 47 | case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT: |
|---|
| 48 | mesg = "GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT"; break; |
|---|
| 49 | case GL_FRAMEBUFFER_UNSUPPORTED_EXT: |
|---|
| 50 | mesg = "GL_FRAMEBUFFER_UNSUPPORTED_EXT"; break; |
|---|
| 51 | case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT: |
|---|
| 52 | mesg = "GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT"; break; |
|---|
| 53 | case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT: |
|---|
| 54 | mesg = "GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT"; break; |
|---|
| 55 | case GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT: |
|---|
| 56 | mesg = "GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT"; break; |
|---|
| 57 | case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT: |
|---|
| 58 | mesg = "GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT"; break; |
|---|
| 59 | case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT: |
|---|
| 60 | mesg = "GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT"; break; |
|---|
| 61 | default: |
|---|
| 62 | TRACE("FB Status: %s: UNKNOWN framebuffer status %u\n", |
|---|
| 63 | prefix, (unsigned int)status); |
|---|
| 64 | return; |
|---|
| 65 | } |
|---|
| 66 | TRACE("FB Status: %s: %s\n", prefix, mesg); |
|---|
| 67 | } |
|---|
| 68 | |
|---|
| 69 | bool |
|---|
| 70 | CheckGL(const char *prefix) |
|---|
| 71 | { |
|---|
| 72 | const char *mesg; |
|---|
| 73 | GLenum status = (GLenum)glGetError(); |
|---|
| 74 | switch(status) { |
|---|
| 75 | case GL_NO_ERROR: |
|---|
| 76 | return true; |
|---|
| 77 | case GL_INVALID_ENUM: |
|---|
| 78 | mesg = "GL_INVALID_ENUM"; break; |
|---|
| 79 | case GL_INVALID_VALUE: |
|---|
| 80 | mesg = "GL_INVALID_VALUE"; break; |
|---|
| 81 | case GL_INVALID_OPERATION: |
|---|
| 82 | mesg = "GL_INVALID_OPERATION"; break; |
|---|
| 83 | case GL_STACK_OVERFLOW: |
|---|
| 84 | mesg = "GL_STACK_OVERFLOW"; break; |
|---|
| 85 | case GL_STACK_UNDERFLOW: |
|---|
| 86 | mesg = "GL_STACK_UNDERFLOW"; break; |
|---|
| 87 | case GL_OUT_OF_MEMORY: |
|---|
| 88 | mesg = "GL_OUT_OF_MEMORY"; break; |
|---|
| 89 | case GL_INVALID_FRAMEBUFFER_OPERATION_EXT: |
|---|
| 90 | mesg = "GL_INVALID_FRAMEBUFFER_OPERATION_EXT"; break; |
|---|
| 91 | default: |
|---|
| 92 | TRACE("GL Status: %s: Unknown status %d\n", prefix, status); |
|---|
| 93 | return false; |
|---|
| 94 | } |
|---|
| 95 | TRACE("GL Status: %s: %s\n", prefix, mesg); |
|---|
| 96 | return false; |
|---|
| 97 | } |
|---|
| 98 | |
|---|
| 99 | |
|---|
