Removed unused (or replaceable in case of clamp) functions from helpers.

src/tracks/track_object.cpp

@@ -31,7 +31,7 @@
 #include "race/race_manager.hpp"
 #include "scriptengine/script_engine.hpp"
 #include "tracks/model_definition_loader.hpp"
-#include "utils/helpers.hpp"
+
 #include <ISceneManager.h>
 
 /** A track object: any additional object on the track. This object implements
@@ -332,8 +332,7 @@ void TrackObject::init(const XMLNode &xml_node, scene::ISceneNode* parent,
         {
             float power = 1;
             xml_node.get("bloompower", &power);
-            power = clampf(power, 0.5f, 10);
-
+            btClamp(power, 0.5f, 10.0f);
             irr_driver->addForcedBloomNode(glownode, power);
         }
     }

src/utils/helpers.cpp

@@ -22,33 +22,6 @@
 #include <math.h>
 #include <algorithm>
 
-float clampf(float in, float low, float high) {
-    return in > high ? high : in < low ? low : in;
-}
-
-unsigned ispow(const unsigned in) {
-
-    if (in < 2) return 0;
-
-    return !(in & (in - 1));
-}
-
-// Simple 8-bit hash
-u8 shash8(const u8 * const data, const u16 size) {
-
-    u32 out = data[0], i;
-
-    for (i = 1; i < size; i++) {
-        out += data[i] * ((i + 1) ^ data[i - 1]);
-    }
-
-    out %= 307; // prime
-    out %= 256; // eight bits
-
-    return out;
-}
-
-
 /*
 
 Copyright (C) 2011 by-2015 Ashima Arts (Simplex noise)

src/utils/helpers.hpp

@@ -23,12 +23,6 @@
 
 using irr::video::ITexture;
 
-float clampf(float, float, float);
-
-unsigned ispow(const unsigned in);
-
 float noise2d(float v1, float v2 = 0);
 
-u8 shash8(const u8 * const data, const u16 size);
-
 #endif