Old, horrible and dirty pwm ramp code for BOB, simply a backup

Old PWM

void pwm_ramp1A(int value, int speed)
{
    if (value == 0) {//safe gaurd to prevent i from over flowing
        pwm1A(0);
    }
    else {
    if (value > pwm_value_old1A){//determine if it should ramp up or down
        TCCR1A |= (1<<COM1A1);
        unsigned int i = pwm_value_old1A;
        while (i<=value) {//ramp up
            OCR1A=i;
            i++;
            _delay_ms(speed);
        }
        pwm_value_old1A = value;//store the old pwm for autoramping
    } else {
        TCCR1A |= (1<<COM1A1);
        unsigned int i = pwm_value_old1A;
        while (i>=value) {//ramp down
            OCR1A=i;
            i--;
            _delay_ms(speed);
        }
    }
        pwm_value_old1A = value;//store the old pwm for autoramping
    }
}
void pwm_rampUp1A(unsigned int value, unsigned int speed)
{
    TCCR1A |= (1<<COM1A1);
    unsigned int i = pwm_value_old1A;
    while (i<=value) {//ramp up
        OCR1A=i;
        i++;
        _delay_ms(speed);
    }
    pwm_value_old1A = value;//store the old pwm for autoramping
}
void pwm_rampDown1A(unsigned int value, unsigned int speed)
{
    if (value == 0) {//safe gaurd to prevent i from over flowing
        pwm1A(0);
    }
    else {
    TCCR1A |= (1<<COM1A1);
    unsigned int i = pwm_value_old1A;
    while (i>=value) {//ramp down
        OCR1A=i;
        i--;
        _delay_ms(speed);
    }
    }
    pwm_value_old1A = value;//store the old pwm for autoramping
}


void pwm_ramp1B(unsigned int value, unsigned int speed)
{
    if (value == 0) {//safe gaurd to prevent i from over flowing
        pwm1B(0);
    }
    if (value > pwm_value_old1B){//determine if it should ramp up or down
        TCCR1A |= (1<<COM1B1);
        unsigned int i = pwm_value_old1B;
        while (i<=value) {//ramp up
            OCR1B=i;
            i++;
            _delay_ms(speed);
        }
        pwm_value_old1B = value;//store the old pwm for autoramping
    } else {
        TCCR1A |= (1<<COM1B1);
        unsigned int i = pwm_value_old1B;
        while (i>=value) {//ramp down
            OCR1B=i;
            i--;
            _delay_ms(speed);
        }
        pwm_value_old1B = value;//store the old pwm for autoramping
    }
}
void pwm_rampUp1B(unsigned int value, unsigned int speed)
{
    TCCR1A |= (1<<COM1B1);
    unsigned int i = pwm_value_old1B;
    while (i<=value) {//ramp up
        OCR1B=i;
        i++;
        _delay_ms(speed);
    }
    pwm_value_old1B = value;//store the old pwm for autoramping
}
void pwm_rampDown1B(unsigned int value, unsigned int speed)
{
    if (value == 0) {//safe gaurd to prevent i from over flowing
        pwm1B(0);
    }
    TCCR1A |= (1<<COM1B1);
    unsigned int i = pwm_value_old1B;
    while (i>=value) {//ramp down
        OCR1B=i;
        i--;
        _delay_ms(speed);
    }
    pwm_value_old1B = value;//store the old pwm for autoramping
}