From 55a61b5d8d43e674d7d1475debc241c8482fd57e Mon Sep 17 00:00:00 2001
From: Pavel Krajcevski <pavel@cs.unc.edu>
Date: Thu, 29 Aug 2013 11:57:46 -0400
Subject: [PATCH] constify some method declarations

---
 PVRTCEncoder/src/Pixel.cpp |  4 +++-
 PVRTCEncoder/src/Pixel.h   | 10 +++++-----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/PVRTCEncoder/src/Pixel.cpp b/PVRTCEncoder/src/Pixel.cpp
index 1f35575..f23a69d 100644
--- a/PVRTCEncoder/src/Pixel.cpp
+++ b/PVRTCEncoder/src/Pixel.cpp
@@ -57,7 +57,9 @@
 
 namespace PVRTCC {
 
-  void Pixel::FromBits(uint8 *bits, uint8 channelDepth[4], uint8 bitOffset) {
+  void Pixel::FromBits(const uint8 *bits,
+                       const uint8 channelDepth[4],
+                       uint8 bitOffset) {
     memcpy(m_BitDepth, channelDepth, sizeof(m_BitDepth));
 
     uint32 nBits = bitOffset;
diff --git a/PVRTCEncoder/src/Pixel.h b/PVRTCEncoder/src/Pixel.h
index f9ad76e..7dd2465 100644
--- a/PVRTCEncoder/src/Pixel.h
+++ b/PVRTCEncoder/src/Pixel.h
@@ -61,18 +61,18 @@ class Pixel {
  public:
   Pixel(): m_R(0), m_G(0), m_B(0), m_A(0) { }
 
-  explicit Pixel(uint8 *bits,
-                 uint8 channelDepth[4] = static_cast<uint8 *>(0),
+  explicit Pixel(const uint8 *bits,
+                 const uint8 channelDepth[4] = static_cast<uint8 *>(0),
                  uint8 bitOffset = 0) {
-    FromBits(bits, channelDepth);
+    FromBits(bits, channelDepth, bitOffset);
   }
 
   // Reads a pixel from memory given the bit depth. If NULL then
   // it is assumed to be 8 bit RGBA. The bit offset is the offset
   // from the least significant bit from which we start reading
   // the pixel values.
-  void FromBits(uint8 *bits,
-                uint8 channelDepth[4] = static_cast<uint8 *>(0),
+  void FromBits(const uint8 *bits,
+                const uint8 channelDepth[4] = static_cast<uint8 *>(0),
                 uint8 bitOffset = 0);
 
   // Changes the depth of each pixel. This scales the values to