Created a simple harsh filter.

This demonstrates how easy it is to add a filter using this framework

CMakeLists.txt

@@ -285,6 +285,7 @@ SET(SRC_FILTERS
     src/filters/filter_functions/simpleFilter.cpp
     src/filters/filter_functions/sdl.cpp
     src/filters/filter_functions/xBRZ/xbrz.cpp
+    src/filters/filter_functions/harsh.cpp
 )
 
 SET(SRC_HQ_C

src/filters/filter_factory.cpp

@@ -108,6 +108,10 @@ filter_base * filter_factory::createFilter(std::string filterName,unsigned int w
     {
         return new MotionBlurIB(width,height);
     }
+    if("Harsh"  == filterName)
+    {
+        return new harsh(width,height);
+    }
 
     //If nothing found, just return a default filter
     return new filter_base(width,height);

src/filters/filter_functions/harsh.cpp

@@ -0,0 +1,27 @@
+#include "../filters.hpp"
+
+///Arthur's harsh filter
+///All colors are either off or full color
+void harsh::run(u32 *srcPtr,u32 *dstPtr)
+{
+    unsigned int numPixels = this->getWidth() * this->getHeight();
+    for(unsigned int i=0;i<numPixels;++i)
+    {
+        u8* pixelIn = (u8*)(&srcPtr[i]);
+        u8* pixelOut = (u8*)(&dstPtr[i]);
+        //For each pixel set it to 0x00 or 0xff
+        //Last is an alpha channel which is ignored
+        for(unsigned int i = 0; i<3; i++)
+        {
+            if(pixelIn[i] < 128)
+            {
+                pixelOut[i] = 0;
+            }
+            else
+            {
+                pixelOut[i] = 0xFF;
+            }
+        }
+    }
+
+}

src/filters/filters.hpp

@@ -73,6 +73,21 @@ public:
     }
 };
 
+///Arthur's harsh filter
+///All colors are either off or full color
+class harsh : public filter_base
+{
+private:
+    //Must enter width and height at filter initialization
+    harsh();
+public:
+    harsh(unsigned int _width,unsigned int _height): filter_base(_width,_height) {}
+    ~harsh(){}
+    std::string getName() {return "Harsh";};
+    bool exists() {return true;}
+    void run(u32 *srcPtr,u32 *dstPtr);
+};
+
 //These are the available filters
 
 //wx