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Optimize: add #[inline(always)] to various low-level things

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saves up to 20% (text tesselation), and at least 5% overall
This commit is contained in:
Emil Ernerfeldt
2021-03-28 23:16:19 +02:00
parent ccc501f302
commit 46425f1e38
10 changed files with 144 additions and 7 deletions
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18
emath/src/pos2.rs
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@@ -26,24 +26,28 @@ pub const fn pos2(x: f32, y: f32) -> Pos2 {
// Compatibility and convenience conversions to and from [f32; 2]:
impl From<[f32; 2]> for Pos2 {
#[inline(always)]
fn from(v: [f32; 2]) -> Self {
Self { x: v[0], y: v[1] }
}
}
impl From<&[f32; 2]> for Pos2 {
#[inline(always)]
fn from(v: &[f32; 2]) -> Self {
Self { x: v[0], y: v[1] }
}
}
impl From<Pos2> for [f32; 2] {
#[inline(always)]
fn from(v: Pos2) -> Self {
[v.x, v.y]
}
}
impl From<&Pos2> for [f32; 2] {
#[inline(always)]
fn from(v: &Pos2) -> Self {
[v.x, v.y]
}
@@ -53,24 +57,28 @@ impl From<&Pos2> for [f32; 2] {
// Compatibility and convenience conversions to and from (f32, f32):
impl From<(f32, f32)> for Pos2 {
#[inline(always)]
fn from(v: (f32, f32)) -> Self {
Self { x: v.0, y: v.1 }
}
}
impl From<&(f32, f32)> for Pos2 {
#[inline(always)]
fn from(v: &(f32, f32)) -> Self {
Self { x: v.0, y: v.1 }
}
}
impl From<Pos2> for (f32, f32) {
#[inline(always)]
fn from(v: Pos2) -> Self {
(v.x, v.y)
}
}
impl From<&Pos2> for (f32, f32) {
#[inline(always)]
fn from(v: &Pos2) -> Self {
(v.x, v.y)
}
@@ -95,6 +103,7 @@ impl Pos2 {
/// The vector from origin to this position.
/// `p.to_vec2()` is equivalent to `p - Pos2::default()`.
#[inline(always)]
pub fn to_vec2(self) -> Vec2 {
Vec2 {
x: self.x,
@@ -153,6 +162,7 @@ impl Pos2 {
impl std::ops::Index<usize> for Pos2 {
type Output = f32;
fn index(&self, index: usize) -> &f32 {
match index {
0 => &self.x,
@@ -175,6 +185,7 @@ impl std::ops::IndexMut<usize> for Pos2 {
impl Eq for Pos2 {}
impl AddAssign<Vec2> for Pos2 {
#[inline(always)]
fn add_assign(&mut self, rhs: Vec2) {
*self = Pos2 {
x: self.x + rhs.x,
@@ -184,6 +195,7 @@ impl AddAssign<Vec2> for Pos2 {
}
impl SubAssign<Vec2> for Pos2 {
#[inline(always)]
fn sub_assign(&mut self, rhs: Vec2) {
*self = Pos2 {
x: self.x - rhs.x,
@@ -194,6 +206,8 @@ impl SubAssign<Vec2> for Pos2 {
impl Add<Vec2> for Pos2 {
type Output = Pos2;
#[inline(always)]
fn add(self, rhs: Vec2) -> Pos2 {
Pos2 {
x: self.x + rhs.x,
@@ -204,6 +218,8 @@ impl Add<Vec2> for Pos2 {
impl Sub for Pos2 {
type Output = Vec2;
#[inline(always)]
fn sub(self, rhs: Pos2) -> Vec2 {
Vec2 {
x: self.x - rhs.x,
@@ -214,6 +230,8 @@ impl Sub for Pos2 {
impl Sub<Vec2> for Pos2 {
type Output = Pos2;
#[inline(always)]
fn sub(self, rhs: Vec2) -> Pos2 {
Pos2 {
x: self.x - rhs.x,