Swap
exact input
For exact input swap, use the exact_input_swap_entry
function in the router_v3
module.
public entry fun exact_input_swap_entry(
user: &signer,
fee_tier: u8,
amount_in: u64,
amount_out_min: u64,
sqrt_price_limit: u128,
from_token: Object<Metadata>,
to_token: Object<Metadata>,
recipient: address,
_deadline: u64
) {
...
}
Function params
amount_out_min
: the threshold value of token output.
sqrt_price_limit
: a x64 fixed-point number, indicate price impact limit after swap
recipient
: output token receiver
exact output
For exact output swap, use the exact_output_swap_entry
function in the router_v3
module.
public entry fun exact_output_swap_entry(
user: &signer,
fee_tier: u8,
amount_in_max: u64,
amount_out: u64,
sqrt_price_limit: u128,
from_token: Object<Metadata>,
to_token: Object<Metadata>,
recipient: address,
_deadline: u64
) {
...
}
Function params
amount_in_max
: the threshold value of token input.
sqrt_price_limit
: a x64 fixed-point number, indicate price impact limit after swap
recipient
: output token receiver
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