48 //                      NSLocalizedString(@"Snapshot",@""),

    92 

    93     /*

    94     if (shouldTakeScreenshot) {

    95         UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Please wait"

    96                                                         message:nil

    97                                                        delegate:nil

    98                                               cancelButtonTitle:nil

    99                                               otherButtonTitles:nil];

   100         [alert show];

   101         UIActivityIndicatorView *indicator = [[UIActivityIndicatorView alloc]

   102                                               initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];

   103         indicator.center = CGPointMake(alert.bounds.size.width / 2, alert.bounds.size.height - 45);

   104         [indicator startAnimating];

   105         [alert addSubview:indicator];

   106         [indicator release];

   107 

   108         // all these hacks because of the PAUSE caption on top of everything...

   109         [self performSelector:@selector(saveCurrentScreenToPhotoAlbum:) withObject:alert afterDelay:0.3];

   110     }

   111     */

   112     shouldTakeScreenshot = NO;

   123 //    return 4;

   144 //    UIAlertView *alert;

   157 /*

   158             alert = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"Going to take a screenshot",@"")

   159                                                message:NSLocalizedString(@"The game snapshot will be placed in your Photo Album and it will be taken as soon as the pause menu is dismissed",@"")

   160                                               delegate:nil

   161                                      cancelButtonTitle:NSLocalizedString(@"Ok, got it",@"")

   162                                      otherButtonTitles:nil];

   163             [alert show];

   164             [alert release];

   165             shouldTakeScreenshot = YES;

   166 

   167             break;

   168         case 3:

   169 */

   196 //TODO: check this is still needed since we switched to SDL_GL_CreateContext()

   197 /*

   198 #pragma mark -

   199 #pragma mark save screenshot

   200 //by http://www.bit-101.com/blog/?p=1861

   201 // callback for CGDataProviderCreateWithData

   202 void releaseData(void *info, const void *data, size_t dataSize) {

   203     DLog(@"freeing raw data\n");

   204     free((void *)data);

   205 }

   206 

   207 // callback for UIImageWriteToSavedPhotosAlbum

   208 -(void) image:(UIImage *)image didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo {

   209     DLog(@"Save finished\n");

   210     [image release];

   211     UIAlertView *alert = (UIAlertView *)contextInfo;

   212     [alert dismissWithClickedButtonIndex:0 animated:YES];

   213     [alert release];

   214 }

   215 

   216 // the resolution of the buffer is always equal to the hardware device even if scaled

   217 -(void) saveCurrentScreenToPhotoAlbum:(UIAlertView *)alert {

   218     CGRect screenRect = [[UIScreen mainScreen] bounds];

   219     int width = screenRect.size.width;

   220     int height = screenRect.size.height;

   221 

   222     NSInteger size = width * height * 4;

   223     GLubyte *buffer = (GLubyte *) malloc(size * sizeof(GLubyte));

   224     GLubyte *buffer_flipped = (GLubyte *) malloc(size * sizeof(GLubyte));

   225 

   226     glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, buffer);

   227     HW_screenshot();

   228     // flip the data as glReadPixels here reads upside down

   229     for(int y = 0; y <height; y++)

   230         for(int x = 0; x <width * 4; x++)

   231             buffer_flipped[(int)((height - 1 - y) * width * 4 + x)] = buffer[(int)(y * 4 * width + x)];

   232     free(buffer);

   233 

   234     CGDataProviderRef provider = CGDataProviderCreateWithData(NULL, buffer_flipped, size, releaseData);

   235     CGColorSpaceRef colorSpaceRef = CGColorSpaceCreateDeviceRGB();

   236     CGBitmapInfo bitmapInfo = kCGBitmapByteOrderDefault;

   237     CGColorRenderingIntent renderingIntent = kCGRenderingIntentDefault;

   238     CGImageRef imageRef = CGImageCreate(width, height, 8, 32, 4 * width, colorSpaceRef, bitmapInfo, provider, NULL, NO, renderingIntent);

   239 

   240     CGColorSpaceRelease(colorSpaceRef);

   241     CGDataProviderRelease(provider);

   242 

   243     UIImage *image;

   244     if ([UIImage respondsToSelector:@selector(imageWithCGImage:scale:orientation:)])

   245         image = [[UIImage alloc] initWithCGImage:imageRef scale:1 orientation:UIImageOrientationRight];

   246     else

   247         image = [[UIImage alloc] initWithCGImage:imageRef];

   248     CGImageRelease(imageRef);

   249 

   250     // add callback for cleaning memory and removing alert

   251     UIImageWriteToSavedPhotosAlbum(image, self, @selector(image:didFinishSavingWithError:contextInfo:), (void *)alert);

   252 }

   253 */

   254