35 lines
1.2 KiB
Rust
35 lines
1.2 KiB
Rust
use crate::ffi::ffi_handle::{FFIHandle, FromFFIHandle};
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use crate::static_data::{Nature, NatureImpl, Statistic};
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use std::sync::Arc;
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/// Instantiates a new statistic.
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#[no_mangle]
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extern "C" fn nature_new(
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increase_stat: Statistic,
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decrease_stat: Statistic,
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increase_modifier: f32,
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decrease_modifier: f32,
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) -> FFIHandle<Arc<dyn Nature>> {
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let arc: Arc<dyn Nature> = NatureImpl::new(increase_stat, decrease_stat, increase_modifier, decrease_modifier);
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FFIHandle::get_handle(arc.into())
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}
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/// The stat that should receive the increased modifier.
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#[no_mangle]
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extern "C" fn nature_increased_stat(ptr: FFIHandle<Arc<dyn Nature>>) -> Statistic {
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ptr.from_ffi_handle().increased_stat()
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}
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/// The stat that should receive the decreased modifier.
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#[no_mangle]
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extern "C" fn nature_decreased_stat(ptr: FFIHandle<Arc<dyn Nature>>) -> Statistic {
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ptr.from_ffi_handle().decreased_stat()
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}
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/// Calculates the modifier for a given stat. If it's the increased stat, returns the increased
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/// modifier, if it's the decreased stat, returns the decreased modifier. Otherwise returns 1.0
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#[no_mangle]
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extern "C" fn nature_get_stat_modifier(ptr: FFIHandle<Arc<dyn Nature>>, stat: Statistic) -> f32 {
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ptr.from_ffi_handle().get_stat_modifier(stat)
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}
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