Move files into submodules

Makefile

@@ -22,6 +22,8 @@ SRC_CRATE      = $(TARGET).rs
 EXTERN_DIR     = $(ROOT_DIR)/extern
 BUILD_DIR      = $(ROOT_DIR)/lib
 
+CFG            = --cfg=geom --cfg=world
+
 TEST           = $(TARGET)
 TEST_BUILD_DIR = $(ROOT_DIR)/test
 
@@ -30,7 +32,7 @@ TEST_BUILD_DIR = $(ROOT_DIR)/test
 $(TARGET):
 	@echo "Building $(TARGET)..."
 	@mkdir -p $(BUILD_DIR)
-	@rustc $(SRC_DIR)/$(SRC_CRATE) --out-dir=$(BUILD_DIR)
+	@rustc $(CFG) $(SRC_DIR)/$(SRC_CRATE) --out-dir=$(BUILD_DIR)
 	@echo "Success"
 
 all: $(TARGET)
@@ -38,7 +40,7 @@ all: $(TARGET)
 test:
 	@echo "Building unit tests for $(TARGET)..."
 	@mkdir -p $(TEST_BUILD_DIR)
-	@rustc $(SRC_DIR)/$(SRC_CRATE) --test --out-dir=$(TEST_BUILD_DIR)
+	@rustc  $(CFG) $(SRC_DIR)/$(SRC_CRATE) --test --out-dir=$(TEST_BUILD_DIR)
 	@echo "Success"
 	@$(TEST_BUILD_DIR)/$(TARGET)
 

src/core/core.rs

@@ -0,0 +1,24 @@
+// Copyright 2013 The Lmath Developers. For a full listing of the authors,
+// refer to the AUTHORS file at the top-level directory of this distribution.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+pub use self::dim::Dimensional;
+pub use self::mat::{Mat2, ToMat2, Mat3, ToMat3, Mat4, ToMat4};
+pub use self::quat::{Quat, ToQuat};
+pub use self::vec::{Vec2, Vec3, Vec4};
+
+pub mod dim;
+pub mod mat;
+pub mod quat;
+pub mod vec;

src/core/mat.rs

@@ -13,11 +13,11 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-pub use dim::Dimensional;
-
-use quat::{Quat, ToQuat};
-use vec::{Vec2, Vec3, Vec4};
+use core::Dimensional;
+use core::{Quat, ToQuat};
+use core::{Vec2, Vec3, Vec4};
 
+#[path = "../num_macros.rs"]
 mod num_macros;
 mod dim_macros;
 
@@ -336,8 +336,8 @@ impl<T:Clone + Real + ApproxEq<T>> Mat2<T> {
 
 #[cfg(test)]
 mod mat2_tests{
-    use mat::*;
-    use vec::*;
+    use core::mat::*;
+    use core::vec::*;
 
     static a: Mat2<float> = Mat2 { x: Vec2 { x: 1.0, y: 3.0 },
                                    y: Vec2 { x: 2.0, y: 4.0 } };
@@ -900,8 +900,8 @@ impl<T:Clone + Real + ApproxEq<T>> Mat3<T> {
 
 #[cfg(test)]
 mod mat3_tests{
-    use mat::*;
-    use vec::*;
+    use core::mat::*;
+    use core::vec::*;
 
     static a: Mat3<float> = Mat3 { x: Vec3 { x: 1.0, y: 4.0, z:  7.0 },
                                    y: Vec3 { x: 2.0, y: 5.0, z:  8.0 },
@@ -1429,8 +1429,8 @@ impl<T:Clone + Real + ApproxEq<T>> Mat4<T> {
 
 #[cfg(test)]
 mod mat4_tests {
-    use mat::*;
-    use vec::*;
+    use core::mat::*;
+    use core::vec::*;
 
     static a: Mat4<float> = Mat4 { x: Vec4 { x: 1.0, y: 5.0, z:  9.0, w: 13.0 },
                                    y: Vec4 { x: 2.0, y: 6.0, z: 10.0, w: 14.0 },

src/core/quat.rs

@@ -13,11 +13,11 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-pub use dim::Dimensional;
-
-use mat::{Mat3, ToMat3};
-use vec::Vec3;
+use core::Dimensional;
+use core::{Mat3, ToMat3};
+use core::Vec3;
 
+#[path = "../num_macros.rs"]
 mod num_macros;
 mod dim_macros;
 
@@ -310,9 +310,9 @@ impl<T:Clone + Float> Quat<T> {
 
 #[cfg(test)]
 mod tests {
-    use mat::*;
-    use quat::*;
-    use vec::*;
+    use core::mat::*;
+    use core::quat::*;
+    use core::vec::*;
 
     #[test]
     fn test_from_angle_axis() {

src/core/vec.rs

@@ -13,8 +13,9 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-pub use dim::Dimensional;
+use core::Dimensional;
 
+#[path = "../num_macros.rs"]
 mod num_macros;
 mod dim_macros;
 
@@ -392,7 +393,7 @@ impl Vec2<bool> {
 
 #[cfg(test)]
 mod vec2_tests {
-    use vec::*;
+    use core::vec::*;
 
     #[test]
     fn test_vec2() {
@@ -946,7 +947,7 @@ impl Vec3<bool> {
 
 #[cfg(test)]
 mod vec3_tests{
-    use vec::*;
+    use core::vec::*;
 
     #[test]
     fn test_vec3() {
@@ -1546,7 +1547,7 @@ impl Vec4<bool> {
 
 #[cfg(test)]
 mod vec4_tests {
-    use vec::*;
+    use core::vec::*;
 
     #[test]
     fn test_vec4() {

src/geom/geom.rs

@@ -0,0 +1,22 @@
+// Copyright 2013 The Lmath Developers. For a full listing of the authors,
+// refer to the AUTHORS file at the top-level directory of this distribution.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+pub use self::plane::Plane;
+pub use self::point::{Point2, Point3};
+pub use self::ray::Ray3;
+
+pub mod plane;
+pub mod point;
+pub mod ray;

src/geom/plane.rs

@@ -13,14 +13,11 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-pub use dim::Dimensional;
-use mat::Mat3;
-use point::Point3;
-use ray::Ray3;
-use vec::{Vec3, Vec4};
+use core::{Vec3, Vec4, Mat3};
+use geom::{Point3, Ray3};
 
+#[path = "../num_macros.rs"]
 mod num_macros;
-mod dim_macros;
 
 /// A plane formed from the equation: `Ax + Bx + Cx + D = 0`
 ///
@@ -37,10 +34,6 @@ pub struct Plane<T> {
     dist: T,
 }
 
-impl_dimensional!(Plane, T, 4)
-impl_approx!(Plane, 4)
-impl_swap!(Plane)
-
 impl<T:Clone + Real> Plane<T> {
     /// # Arguments
     ///
@@ -150,6 +143,24 @@ impl<T:Clone + Real + ApproxEq<T>> Plane<T> {
     }
 }
 
+impl<T:Clone + Eq + ApproxEq<T>> ApproxEq<T> for Plane<T> {
+    #[inline]
+    pub fn approx_epsilon() -> T {
+        ApproxEq::approx_epsilon::<T,T>()
+    }
+
+    #[inline]
+    pub fn approx_eq(&self, other: &Plane<T>) -> bool {
+        self.approx_eq_eps(other, &ApproxEq::approx_epsilon::<T,T>())
+    }
+
+    #[inline]
+    pub fn approx_eq_eps(&self, other: &Plane<T>, epsilon: &T) -> bool {
+        self.norm.approx_eq_eps(&other.norm, epsilon) &&
+        self.dist.approx_eq_eps(&other.dist, epsilon)
+    }
+}
+
 impl<T> ToStr for Plane<T> {
     pub fn to_str(&self) -> ~str {
         fmt!("%?x + %?y + %?z + %? = 0", self.norm.x, self.norm.y, self.norm.z, self.dist)
@@ -158,8 +169,8 @@ impl<T> ToStr for Plane<T> {
 
 #[cfg(test)]
 mod tests {
-    use plane::*;
-    use point::*;
+    use geom::plane::*;
+    use geom::point::*;
 
     #[test]
     fn test_from_3p() {

src/geom/point.rs

@@ -13,10 +13,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use dim::Dimensional;
-use vec::{Vec2, Vec3};
-
-mod dim_macros;
+use core::{Vec2, Vec3};
 
 /// A geometric point
 pub trait Point<T,V>: Eq + ApproxEq<T> + ToStr {
@@ -28,9 +25,6 @@ pub trait Point<T,V>: Eq + ApproxEq<T> + ToStr {
 #[deriving(Clone, Eq)]
 pub struct Point2<T>(Vec2<T>);
 
-impl_dimensional!(Point2, T, 2)
-impl_approx!(Point2, 2)
-
 impl<T> Point2<T> {
     pub fn new(x: T, y: T) -> Point2<T> {
         Point2(Vec2::new(x, y))
@@ -47,19 +41,43 @@ impl<T:Clone + Real> Point<T,Vec2<T>> for Point2<T> {
     }
 }
 
+impl<T:Clone + Eq + ApproxEq<T>> ApproxEq<T> for Point2<T> {
+    #[inline]
+    pub fn approx_epsilon() -> T {
+        ApproxEq::approx_epsilon::<T,T>()
+    }
+
+    #[inline]
+    pub fn approx_eq(&self, other: &Point2<T>) -> bool {
+        self.approx_eq_eps(other, &ApproxEq::approx_epsilon::<T,T>())
+    }
+
+    #[inline]
+    pub fn approx_eq_eps(&self, other: &Point2<T>, epsilon: &T) -> bool {
+        (**self).approx_eq_eps(&**other, epsilon)
+    }
+}
+
 impl<T> ToStr for Point2<T> {
     pub fn to_str(&self) -> ~str {
         fmt!("[%?, %?]", self.x, self.y)
     }
 }
 
+#[cfg(test)]
+mod test_point2 {
+    use geom::point::*;
+
+    #[test]
+    fn test_to_str() {
+        assert_eq!(Point2::new(1, 2).to_str(), ~"[1, 2]");
+    }
+}
+
 /// A three-dimensional point
 #[deriving(Clone, Eq)]
 pub struct Point3<T>(Vec3<T>);
 
-impl_dimensional!(Point3, T, 3)
-impl_approx!(Point3, 3)
-
 impl<T> Point3<T> {
     pub fn new(x: T, y: T, z: T) -> Point3<T> {
         Point3(Vec3::new(x, y, z))
@@ -76,25 +94,32 @@ impl<T:Clone + Real> Point<T,Vec3<T>> for Point3<T> {
     }
 }
 
+impl<T:Clone + Eq + ApproxEq<T>> ApproxEq<T> for Point3<T> {
+    #[inline]
+    pub fn approx_epsilon() -> T {
+        ApproxEq::approx_epsilon::<T,T>()
+    }
+
+    #[inline]
+    pub fn approx_eq(&self, other: &Point3<T>) -> bool {
+        self.approx_eq_eps(other, &ApproxEq::approx_epsilon::<T,T>())
+    }
+
+    #[inline]
+    pub fn approx_eq_eps(&self, other: &Point3<T>, epsilon: &T) -> bool {
+        (**self).approx_eq_eps(&**other, epsilon)
+    }
+}
+
 impl<T> ToStr for Point3<T> {
     pub fn to_str(&self) -> ~str {
         fmt!("[%?, %?, %?]", self.x, self.y, self.z)
     }
 }
 
-#[cfg(test)]
-mod test_point2 {
-    use point::*;
-
-    #[test]
-    fn test_to_str() {
-        assert_eq!(Point2::new(1, 2).to_str(), ~"[1, 2]");
-    }
-}
-
 #[cfg(test)]
 mod test_point3 {
-    use point::*;
+    use geom::point::*;
 
     #[test]
     fn test_to_str() {

src/geom/ray.rs

@@ -13,8 +13,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use vec::Vec3;
-use point::Point3;
+use core::Vec3;
+use geom::Point3;
 
 /// A three-dimensional ray
 ///

src/lmath.rs

@@ -23,14 +23,14 @@
 #[license = "ASL2"];
 #[crate_type = "lib"];
 
-pub mod dim;
+#[path = "core/core.rs"]
+pub mod core;
 
-pub mod mat;
-pub mod quat;
-pub mod vec;
+#[cfg(geom)]
+#[path = "geom/geom.rs"]
+pub mod geom;
+
+#[cfg(world)]
+#[path = "world/world.rs"]
+pub mod world;
 
-pub mod frustum;
-pub mod plane;
-pub mod point;
-pub mod projection;
-pub mod ray;

src/world/frustum.rs

@@ -13,10 +13,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use mat::Mat4;
-use plane::Plane;
-use point::Point3;
+use core::Mat4;
+use geom::{Plane, Point3};
 
+#[path = "../num_macros.rs"]
 mod num_macros;
 
 #[deriving(Clone, Eq)]

src/world/projection.rs

@@ -13,10 +13,11 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use frustum::Frustum;
-use mat::Mat4;
-use plane::Plane;
+use core::Mat4;
+use geom::Plane;
+use world::Frustum;
 
+#[path = "../num_macros.rs"]
 mod num_macros;
 
 ///

src/world/world.rs

@@ -0,0 +1,20 @@
+// Copyright 2013 The Lmath Developers. For a full listing of the authors,
+// refer to the AUTHORS file at the top-level directory of this distribution.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+pub use self::frustum::Frustum;
+pub use self::projection::{Projection, Ortho, Perspective, PerspectiveFOV};
+
+pub mod frustum;
+pub mod projection;