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<a href="http://developer.apple.com/">ADC Home</a> > <a href="../../referencelibrary/index.html">Reference Library</a> > <a href="../../samplecode/index.html">Sample Code</a> > <a href="../../samplecode/LegacyTechnologies/index.html">Legacy Documents</a> > <a href="../../samplecode/LegacyTechnologies/idxQuickTime-date.html">QuickTime</a> > <A HREF="javascript:location.replace('index.html');">OpenGLMovieQT</A> >
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<div style="width:100%; position:fixed;"><div align="center" id="watermark" style="position: relative; margin-left:auto; margin-right:auto; z-index:20; width:500px;"><div class="legacybox"><h1>Legacy Document<span class=closebutton><a href="javascript:closeWatermark()"><img src="../../images/closebutton.png" width="14" height="14" border="0" alt="close button"></a></span></h1>
<p><strong>Important: </strong>This document is part of the Legacy section of the ADC Reference Library. This information should not be used for new development.</p>
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<p>Current information on this Reference Library topic can be found here:</p>
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<h2>/Carbon SetupGL/Carbon_Error_Handler.c</h2>
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<p><strong><a href="OpenGLMovieQT.zip">Download Sample</a></strong> (“OpenGLMovieQT.zip”, 139.4K)<BR>
<strong><a href="OpenGLMovieQT.dmg">Download Sample</a></strong> (“OpenGLMovieQT.dmg”, 197.4K)</p>
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<pre class="sourcecodebox">/* File: Carbon Error Handler.c Contains: SetupGL error handling Written by: Geoff Stahl (ggs) Copyright: Copyright © 1999-2001 Apple Computer, Inc., All Rights Reserved Change History (most recent first): <1> 1/19/01 ggs Initial re-add <4> 1/24/00 ggs double check for latest <4> 1/24/00 ggs double check for latest <3> 12/18/99 ggs Fix headers <2> 11/28/99 ggs Added verbose error flag <1> 11/28/99 ggs Initial add. Split of just error handling functions. Need to add more reporting examples <1> 11/11/99 ggs Initial Add Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in consideration of your agreement to the following terms, and your use, installation, modification or redistribution of this Apple software constitutes acceptance of these terms. If you do not agree with these terms, please do not use, install, modify or redistribute this Apple software. In consideration of your agreement to abide by the following terms, and subject to these terms, Apple grants you a personal, non-exclusive license, under Apple's copyrights in this original Apple software (the "Apple Software"), to use, reproduce, modify and redistribute the Apple Software, with or without modifications, in source and/or binary forms; provided that if you redistribute the Apple Software in its entirety and without modifications, you must retain this notice and the following text and disclaimers in all such redistributions of the Apple Software. Neither the name, trademarks, service marks or logos of Apple Computer, Inc. may be used to endorse or promote products derived from the Apple Software without specific prior written permission from Apple. Except as expressly stated in this notice, no other rights or licenses, express or implied, are granted by Apple herein, including but not limited to any patent rights that may be infringed by your derivative works or by other works in which the Apple Software may be incorporated. The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.*/#define kVerboseErrors//#define kQuake3// system includes ----------------------------------------------------------#ifdef kQuake3typedef int sysEventType_t; // FIXME...#endif#ifdef __APPLE_CC__ #include <Carbon/Carbon.h>#else #include <MacTypes.h>#endif#include <stdio.h>// project includes ---------------------------------------------------------#include "Carbon_SetupDSp.h"#include "Carbon_Error_Handler.h"#ifdef kQuake3#include "../renderer/tr_local.h"#include "mac_local.h"#endif// globals (internal/private) -----------------------------------------------// prototypes (internal/private) --------------------------------------------static void CStrToPStr (StringPtr outString, const char *inString);// functions (internal/private) ---------------------------------------------// Copy C string to Pascal stringstatic void CStrToPStr (StringPtr outString, const char *inString){ unsigned char x = 0; do *(((char*)outString) + x + 1) = *(inString + x++); while ((*(inString + x) != 0) && (x < 256)); *((char*)outString) = (char) x; }#pragma mark -// --------------------------------------------------------------------------// central error reportingvoid ReportErrorNum (char * strError, long numError){ char errMsgCStr [256]; Str255 strErr = "\p"; sprintf (errMsgCStr, "%s %ld (0x%lx)\n", strError, numError, numError); // out as debug string#ifdef kVerboseErrors #ifdef kQuake3 ri.Printf( PRINT_ALL, errMsgCStr); #else // ensure we are faded in if (gDSpStarted) DSpContext_CustomFadeGammaIn (NULL, NULL, 0); CStrToPStr (strErr, errMsgCStr); DebugStr (strErr); #endif // kQuake3#endif // kVerboseErrors}// --------------------------------------------------------------------------void ReportError (char * strError){ char errMsgCStr [256]; Str255 strErr = "\p"; sprintf (errMsgCStr, "%s\n", strError); // out as debug string#ifdef kVerboseErrors #ifdef kQuake3 ri.Printf( PRINT_ALL, errMsgCStr); #else // ensure we are faded in if (gDSpStarted) DSpContext_CustomFadeGammaIn (NULL, NULL, 0); CStrToPStr (strErr, errMsgCStr); DebugStr (strErr); #endif // kQuake3#endif // kVerboseErrors}//-----------------------------------------------------------------------------------------------------------------------OSStatus DSpReportError (OSStatus error){ switch (error) { case noErr: break; case kDSpNotInitializedErr: ReportError ("DSp Error: Not initialized"); break; case kDSpSystemSWTooOldErr: ReportError ("DSp Error: system Software too old"); break; case kDSpInvalidContextErr: ReportError ("DSp Error: Invalid context"); break; case kDSpInvalidAttributesErr: ReportError ("DSp Error: Invalid attributes"); break; case kDSpContextAlreadyReservedErr: ReportError ("DSp Error: Context already reserved"); break; case kDSpContextNotReservedErr: ReportError ("DSp Error: Context not reserved"); break; case kDSpContextNotFoundErr: ReportError ("DSp Error: Context not found"); break; case kDSpFrameRateNotReadyErr: ReportError ("DSp Error: Frame rate not ready"); break; case kDSpConfirmSwitchWarning:// ReportError ("DSp Warning: Must confirm switch"); // removed since it is just a warning, add back for debugging return 0; // don't want to fail on this warning break; case kDSpInternalErr: ReportError ("DSp Error: Internal error"); break; case kDSpStereoContextErr: ReportError ("DSp Error: Stereo context"); break; } return error;}//-----------------------------------------------------------------------------------------------------------------------// if error dump agl errors to debugger string, return errorOSStatus aglReportError (void){ GLenum err = aglGetError(); if (AGL_NO_ERROR != err) ReportError ((char *)aglErrorString(err)); // ensure we are returning an OSStatus noErr if no error condition if (err == AGL_NO_ERROR) return noErr; else return (OSStatus) err;}//-----------------------------------------------------------------------------------------------------------------------// if error dump gl errors to debugger string, return errorOSStatus glReportError (void){ GLenum err = glGetError(); switch (err) { case GL_NO_ERROR: break; case GL_INVALID_ENUM: ReportError ("GL Error: Invalid enumeration"); break; case GL_INVALID_VALUE: ReportError ("GL Error: Invalid value"); break; case GL_INVALID_OPERATION: ReportError ("GL Error: Invalid operation"); break; case GL_STACK_OVERFLOW: ReportError ("GL Error: Stack overflow"); break; case GL_STACK_UNDERFLOW: ReportError ("GL Error: Stack underflow"); break; case GL_OUT_OF_MEMORY: ReportError ("GL Error: Out of memory"); break; } // ensure we are returning an OSStatus noErr if no error condition if (err == GL_NO_ERROR) return noErr; else return (OSStatus) err;}</pre>
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