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authorJulian T <julian@jtle.dk>2021-01-30 15:37:07 +0100
committerJulian T <julian@jtle.dk>2021-01-30 15:37:07 +0100
commit86303936ab3180828b984ebb256bab8e69dab5cf (patch)
treee4bfb08d9c73edd12aef944e0d698c03753032da /src/bound.rs
parentfdb3e8cb8d53449c107388e143345beae162f95e (diff)
Finished initial film, reorganization and started work on shapes
Diffstat (limited to 'src/bound.rs')
-rw-r--r--src/bound.rs108
1 files changed, 0 insertions, 108 deletions
diff --git a/src/bound.rs b/src/bound.rs
deleted file mode 100644
index ab0e703..0000000
--- a/src/bound.rs
+++ /dev/null
@@ -1,108 +0,0 @@
-use crate::{Number, Float};
-use crate::vector::*;
-
-pub struct Bound2<T: Number> {
- pub min: Vector2<T>,
- pub max: Vector2<T>
-}
-
-pub type Bound2i = Bound2<i32>;
-pub type Bound2f = Bound2<Float>;
-
-fn min<T: Number> (a: T, b: T) -> T {
- if b < a {
- return b;
- }
- a
-}
-
-fn max<T: Number> (a: T, b: T) -> T {
- if b > a {
- return b;
- }
- a
-}
-
-impl<T: Number> Bound2<T> {
- pub fn new(p0: &Vector2<T>, p1: &Vector2<T>) -> Self {
- let min = Vector2::new_xy(min(p0.x, p1.x), min(p0.y, p1.y));
- let max = Vector2::new_xy(max(p0.x, p1.x), max(p0.y, p1.y));
-
- Self { min, max }
- }
-
- pub fn new_xyxy(x1: T, y1: T, x2: T, y2: T) -> Self {
- Self::new(
- &Vector2::new_xy(x1, y1),
- &Vector2::new_xy(x2, y2),
- )
- }
-
- pub fn diagonal(&self) -> Vector2<T> {
- self.max - self.min
- }
-
- pub fn area(&self) -> T {
- let diag = self.diagonal();
- return diag.x * diag.y;
- }
-}
-
-impl From<&Bound2i> for Bound2f {
- fn from(b: &Bound2i) -> Self {
- Self {
- min: Vector2f::from(b.min),
- max: Vector2f::from(b.max),
- }
- }
-}
-
-impl From<&Bound2f> for Bound2i {
- fn from(b: &Bound2f) -> Self {
- Self {
- min: Vector2i::from(b.min),
- max: Vector2i::from(b.max),
- }
- }
-}
-
-pub fn intersect<T: Number>(a: &Bound2<T>, b: &Bound2<T>) -> Bound2<T> {
- Bound2::new(
- &Vector2::new_xy(max(a.min.x, b.min.x), max(a.min.y, b.min.y)),
- &Vector2::new_xy(min(a.max.x, b.max.x), min(a.max.y, b.max.y)),
- )
-}
-
-#[cfg(test)]
-mod tests {
- use super::*;
-
- fn create_test() -> Bound2<i32> {
- Bound2::new(
- &Vector2::new_xy(1, 2),
- &Vector2::new_xy(10, 3)
- )
- }
-
- #[test]
- fn area() {
- let b = create_test();
-
- assert!(b.area() == 9);
- }
-
- #[test]
- fn intersect_test() {
- let b1 = Bound2i::new_xyxy(10, 10, 20, 20);
- let b2 = Bound2i::new_xyxy(2, 11, 22, 17);
-
- let b = intersect(&b1, &b2);
-
- assert!(
- b.min.x == 10 &&
- b.min.y == 11 &&
- b.max.x == 20 &&
- b.max.y == 17
- )
- }
-}