Iphone OpenGL ES Reuse or draw once Texture scene

glLoadIdentity();    // Added line

 

glEnableClientState(GL_VERTEX_ARRAY);

 

glEnableClientState(GL_TEXTURE_COORD_ARRAY);

glEnable(GL_TEXTURE_2D);

glEnable(GL_BLEND);

glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

 

NumberFormatter *lFormater = [[NumberFormatter alloc] init];

int i = 0;

for (NSNumber *lNumber in mColXLabelCoord) {

    NSNumber *lUnformated = [NSNumber numberWithInteger:[[NSString stringWithString:[mColYLabelsArray objectAtIndex:i]] integerValue]];

 

    NSString *lFormated = [NSString stringWithString:[lFormater stringFromNumber:lUnformated withMask:[[mGraphArray objectAtIndex:0] mGraphMask]]];

 

    Texture2D* lWord= [[Texture2D alloc] initWithString:lFormated dimensions:CGSizeMake(40, 15) alignment:UITextAlignmentLeft fontName:@"Helvetica" fontSize:13];

 

    glColor4f(RedFromRGB(0xFFFFFF), GreenFromRGB(0xFFFFFF), BlueFromRGB(0xFFFFFF), 1.0);            

    [lWord drawInRect:CGRectMake([lNumber floatValue]+2, 470,40,15) rotation:-90];

 

    [lWord release];

 

 

    i++;        

}  

[lFormater release];

 

i = [mColYCoord count]-1;

for (NSNumber *lNumber in mColYCoord) {    

    Texture2D* lWord= [[Texture2D alloc] initWithString:[NSString stringWithFormat:((GraphValue*)[mGraphValuesArray objectAtIndex:i]).mGraphValueXLabel,[lNumber floatValue]]

                                             dimensions:CGSizeMake(40, 15)

                                              alignment:UITextAlignmentCenter

                                               fontName:@"Helvetica" fontSize:12];

 

    if ([mColYCoord count] < kOptimalLabelNumber) {

        glColor4f(RedFromRGB(0xFFFFFF), GreenFromRGB(0xFFFFFF), BlueFromRGB(0xFFFFFF), 1.0);            

        [lWord drawInRect:CGRectMake(10, [lNumber floatValue]+15, 40, 15) rotation:-90];            

    }else {

        glColor4f(RedFromRGB(0xFFFFFF), GreenFromRGB(0xFFFFFF), BlueFromRGB(0xFFFFFF), 1.0);            

        [lWord drawInRect:CGRectMake(2, [lNumber floatValue]+5, 40, 15) rotation:-30];          

 

    }

    [lWord release];

    i--;

}

 

glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);

glDisable(GL_BLEND);

glDisable(GL_TEXTURE_2D);

glDisableClientState(GL_TEXTURE_COORD_ARRAY);

 

glDisableClientState(GL_VERTEX_ARRAY);