From ce6fbe94f3df97e3256e9bef284fb6dc528d8b43 Mon Sep 17 00:00:00 2001
From: Laurent Le Goff <legoff.laurent@gmail.com>
Date: Wed, 29 Apr 2015 11:24:09 +0200
Subject: [PATCH] Remove old functions

---
 math.go      | 27 ---------------------------
 transform.go |  8 ++++----
 2 files changed, 4 insertions(+), 31 deletions(-)

diff --git a/math.go b/math.go
index 91b5482..8e15c14 100644
--- a/math.go
+++ b/math.go
@@ -3,36 +3,9 @@
 
 package draw2d
 
-func squareDistance(x1, y1, x2, y2 float64) float64 {
-	dx := x2 - x1
-	dy := y2 - y1
-	return dx*dx + dy*dy
-}
-
-func min(x, y float64) float64 {
-	if x < y {
-		return x
-	}
-	return y
-}
-
-func max(x, y float64) float64 {
-	if x > y {
-		return x
-	}
-	return y
-}
-
 func minMax(x, y float64) (min, max float64) {
 	if x > y {
 		return y, x
 	}
 	return x, y
 }
-
-func minUint32(a, b uint32) uint32 {
-	if a < b {
-		return a
-	}
-	return b
-}
diff --git a/transform.go b/transform.go
index 00d177f..e3a8a86 100644
--- a/transform.go
+++ b/transform.go
@@ -49,10 +49,10 @@ func (tr MatrixTransform) TransformRectangle(x0, y0, x2, y2 *float64) {
 	*y0, y1 = minMax(*y0, y1)
 	*y2, y3 = minMax(*y2, y3)
 
-	*x0 = min(*x0, *x2)
-	*y0 = min(*y0, *y2)
-	*x2 = max(x1, x3)
-	*y2 = max(y1, y3)
+	*x0 = math.Min(*x0, *x2)
+	*y0 = math.Min(*y0, *y2)
+	*x2 = math.Max(x1, x3)
+	*y2 = math.Max(y1, y3)
 }
 
 func (tr MatrixTransform) TransformRasterPoint(points ...*raster.Point) {