From 5cceca7fbcda49fd803d8b31728a926a6b29e49c Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Wed, 26 Feb 2014 20:22:34 +0100
Subject: Added more utility functions to cCuboid.

GetVolume(), Expand(), ClampX(), ClampY(), ClampZ()
---
 src/Cuboid.cpp | 82 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)

(limited to 'src/Cuboid.cpp')

diff --git a/src/Cuboid.cpp b/src/Cuboid.cpp
index ea6f7c453..782837b23 100644
--- a/src/Cuboid.cpp
+++ b/src/Cuboid.cpp
@@ -58,6 +58,18 @@ void cCuboid::Sort(void)
 
 
 
+int cCuboid::GetVolume(void) const
+{
+	int DifX = abs(p2.x - p1.x) + 1;
+	int DifY = abs(p2.y - p1.y) + 1;
+	int DifZ = abs(p2.z - p1.z) + 1;
+	return DifX * DifY * DifZ;
+}
+
+
+
+
+
 bool cCuboid::DoesIntersect(const cCuboid & a_Other) const
 {
 	// In order for cuboids to intersect, each of their coord intervals need to intersect
@@ -103,6 +115,76 @@ void cCuboid::Move(int a_OfsX, int a_OfsY, int a_OfsZ)
 
 
 
+void cCuboid::Expand(int a_SubMinX, int a_AddMaxX, int a_SubMinY, int a_AddMaxY, int a_SubMinZ, int a_AddMaxZ)
+{
+	if (p1.x < p2.x)
+	{
+		p1.x -= a_SubMinX;
+		p2.x += a_AddMaxX;
+	}
+	else
+	{
+		p2.x -= a_SubMinX;
+		p1.x += a_AddMaxX;
+	}
+	
+	if (p1.y < p2.y)
+	{
+		p1.y -= a_SubMinY;
+		p2.y += a_AddMaxY;
+	}
+	else
+	{
+		p2.y -= a_SubMinY;
+		p1.y += a_AddMaxY;
+	}
+	
+	if (p1.z < p2.z)
+	{
+		p1.z -= a_SubMinZ;
+		p2.z += a_AddMaxZ;
+	}
+	else
+	{
+		p2.z -= a_SubMinZ;
+		p1.z += a_AddMaxZ;
+	}
+}
+
+
+
+
+
+void cCuboid::ClampX(int a_MinX, int a_MaxX)
+{
+	p1.x = Clamp(p1.x, a_MinX, a_MaxX);
+	p2.x = Clamp(p2.x, a_MinX, a_MaxX);
+}
+
+
+
+
+
+void cCuboid::ClampY(int a_MinY, int a_MaxY)
+{
+	p1.y = Clamp(p1.y, a_MinY, a_MaxY);
+	p2.y = Clamp(p2.y, a_MinY, a_MaxY);
+}
+
+
+
+
+
+void cCuboid::ClampZ(int a_MinZ, int a_MaxZ)
+{
+	p1.z = Clamp(p1.z, a_MinZ, a_MaxZ);
+	p2.z = Clamp(p2.z, a_MinZ, a_MaxZ);
+}
+
+
+
+
+
 bool cCuboid::IsSorted(void) const
 {
 	return (
-- 
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