From 3c066f1527e23ea310db0260641d509fb1364c0a Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Thu, 27 Jun 2019 22:40:03 +0200
Subject: [PATCH] Simplify code.

---
 client/TracyDxt1.cpp | 8 ++++----
 manual/tracy.tex     | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/client/TracyDxt1.cpp b/client/TracyDxt1.cpp
index eb7d8eb5..8b7ea422 100644
--- a/client/TracyDxt1.cpp
+++ b/client/TracyDxt1.cpp
@@ -179,8 +179,8 @@ static uint64_t ProcessRGB( const uint8_t* src )
         tmp += 4;
     }
 
-    uint32_t range = ( 4 << 13 ) / ( 1 + max[0] - min[0] + max[1] - min[1] + max[2] - min[2] );
-    uint8_t rmin[3] = { min[0], min[1], min[2] };
+    const uint32_t range = ( 4 << 13 ) / ( 1 + max[0] - min[0] + max[1] - min[1] + max[2] - min[2] );
+    const uint32_t rmin = min[0] + min[1] + min[2];
     for( int i=0; i<3; i++ )
     {
         const uint8_t inset = ( max[i] - min[i] ) >> 4;
@@ -191,8 +191,8 @@ static uint64_t ProcessRGB( const uint8_t* src )
     uint32_t data = 0;
     for( int i=0; i<16; i++ )
     {
-        uint32_t c = src[0] - rmin[0] + src[1] - rmin[1] + src[2] - rmin[2];
-        uint8_t idx = IndexTable[( c * range ) >> 13];
+        const uint32_t c = src[0] + src[1] + src[2] - rmin;
+        const uint8_t idx = IndexTable[( c * range ) >> 13];
         data |= idx << (i*2);
         src += 4;
     }
diff --git a/manual/tracy.tex b/manual/tracy.tex
index b094b18c..ddea10ca 100644
--- a/manual/tracy.tex
+++ b/manual/tracy.tex
@@ -447,7 +447,7 @@ To further reduce image data size, frame images are internally compressed using
 \centering
 \begin{tabular}[h]{c|c|c}
 \textbf{Implementation} & \textbf{Required define} & \textbf{Time} \\ \hline
-x86 Reference & --- & 266 \si{\micro\second} \\
+x86 Reference & --- & 252 \si{\micro\second} \\
 x86 SSE4.1 & \texttt{\_\_SSE4\_1\_\_} & 97 \si{\micro\second} \\
 ARM Reference & --- & 1.29 \si{\milli\second}
 \end{tabular}