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Reduce zero and one casts

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Brendan Zabarauskas 2012-11-05 00:37:52 +10:00
parent 9c03ef1ccb
commit 4e90754263
1 changed files with 32 additions and 27 deletions
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59
src/matrix.rs
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@ -181,8 +181,9 @@ pub impl<T:Copy Num NumCast Sqrt FuzzyEq> Mat2<T>: Matrix<T, Vec2<T>> {
#[inline(always)]
pure fn is_diagonal() -> bool {
self[0][1].fuzzy_eq(&from_int(0)) &&
self[1][0].fuzzy_eq(&from_int(0))
let _0 = cast(0);
self[0][1].fuzzy_eq(&_0) &&
self[1][0].fuzzy_eq(&_0)
}
#[inline(always)]
@ -288,9 +289,10 @@ pub mod Mat3 {
#[inline(always)]
pub pure fn from_Mat2<T:Copy NumCast>(m: &Mat2<T>) -> Mat3<T> {
let _0 = cast(0);
Mat3::new(m[0][0], m[0][1], _0,
m[1][0], m[1][1], _0,
_0, _0, cast(1))
let _1 = cast(1);
Mat3::new(m[0][0], m[0][1], _0,
m[1][0], m[1][1], _0,
_0, _0, _1)
}
#[inline(always)]
@ -404,14 +406,15 @@ pub impl<T:Copy Num NumCast Sqrt FuzzyEq> Mat3<T>: Matrix<T, Vec3<T>> {
#[inline(always)]
pure fn is_diagonal() -> bool {
self[0][1].fuzzy_eq(&from_int(0)) &&
self[0][2].fuzzy_eq(&from_int(0)) &&
let _0 = cast(0);
self[0][1].fuzzy_eq(&_0) &&
self[0][2].fuzzy_eq(&_0) &&
self[1][0].fuzzy_eq(&from_int(0)) &&
self[1][2].fuzzy_eq(&from_int(0)) &&
self[1][0].fuzzy_eq(&_0) &&
self[1][2].fuzzy_eq(&_0) &&
self[2][0].fuzzy_eq(&from_int(0)) &&
self[2][1].fuzzy_eq(&from_int(0))
self[2][0].fuzzy_eq(&_0) &&
self[2][1].fuzzy_eq(&_0)
}
#[inline(always)]
@ -578,10 +581,11 @@ pub mod Mat4 {
#[inline(always)]
pub pure fn from_Mat3<T:Copy NumCast>(m: &Mat3<T>) -> Mat4<T> {
let _0 = cast(0);
Mat4::new(m[0][0], m[0][1], m[0][2], _0,
m[1][0], m[1][1], m[1][2], _0,
m[2][0], m[2][1], m[2][2], _0,
_0, _0, _0, cast(1))
let _1 = cast(1);
Mat4::new(m[0][0], m[0][1], m[0][2], _0,
m[1][0], m[1][1], m[1][2], _0,
m[2][0], m[2][1], m[2][2], _0,
_0, _0, _0, _1)
}
#[inline(always)]
@ -718,21 +722,22 @@ pub impl<T:Copy Num NumCast Sqrt FuzzyEq> Mat4<T>: Matrix<T, Vec4<T>> {
#[inline(always)]
pure fn is_diagonal() -> bool {
self[0][1].fuzzy_eq(&from_int(0)) &&
self[0][2].fuzzy_eq(&from_int(0)) &&
self[0][3].fuzzy_eq(&from_int(0)) &&
let _0 = cast(0);
self[0][1].fuzzy_eq(&_0) &&
self[0][2].fuzzy_eq(&_0) &&
self[0][3].fuzzy_eq(&_0) &&
self[1][0].fuzzy_eq(&from_int(0)) &&
self[1][2].fuzzy_eq(&from_int(0)) &&
self[1][3].fuzzy_eq(&from_int(0)) &&
self[1][0].fuzzy_eq(&_0) &&
self[1][2].fuzzy_eq(&_0) &&
self[1][3].fuzzy_eq(&_0) &&
self[2][0].fuzzy_eq(&from_int(0)) &&
self[2][1].fuzzy_eq(&from_int(0)) &&
self[2][3].fuzzy_eq(&from_int(0)) &&
self[2][0].fuzzy_eq(&_0) &&
self[2][1].fuzzy_eq(&_0) &&
self[2][3].fuzzy_eq(&_0) &&
self[3][0].fuzzy_eq(&from_int(0)) &&
self[3][1].fuzzy_eq(&from_int(0)) &&
self[3][2].fuzzy_eq(&from_int(0))
self[3][0].fuzzy_eq(&_0) &&
self[3][1].fuzzy_eq(&_0) &&
self[3][2].fuzzy_eq(&_0)
}
#[inline(always)]