diff --git a/src/projectM-engine/BeatDetect.cpp b/src/projectM-engine/BeatDetect.cpp
index dd3d795cf..ce3259070 100755
--- a/src/projectM-engine/BeatDetect.cpp
+++ b/src/projectM-engine/BeatDetect.cpp
@@ -35,6 +35,7 @@
 #include "projectM.hpp"
 #include "BeatDetect.hpp"
 #include "PCM.hpp"
+#include <cmath>
 
 DLLEXPORT BeatDetect::BeatDetect() {
   int x,y; 
@@ -156,13 +157,14 @@ void BeatDetect::getBeatVals( float *vdataL,float *vdataR ) {
 
 	  bass=(beat_instant[0])/(1.5*beat_history[0]);
 
-	  if ( isnan( treb ) ) {
+	  
+	  if ( projectM_isnan( treb ) ) {
 	    treb = 0.0;
 	  }
-	  if ( isnan( mid ) ) {
+	  if ( projectM_isnan( mid ) ) {
 	    mid = 0.0;
 	  }
-	  if ( isnan( bass ) ) {
+	  if ( projectM_isnan( bass ) ) {
 	    bass = 0.0;
 	  }
 	  treb_att=.6 * treb_att + .4 * treb;
diff --git a/src/projectM-engine/BuiltinParams.cpp b/src/projectM-engine/BuiltinParams.cpp
index 50e1f7e40..ec5800db9 100644
--- a/src/projectM-engine/BuiltinParams.cpp
+++ b/src/projectM-engine/BuiltinParams.cpp
@@ -6,6 +6,8 @@
 #include "Algorithms.hpp"
 #include "InitCondUtils.hpp"
 #include <iostream>
+#include <algorithm>
+
 
 using namespace Algorithms;
 
diff --git a/src/projectM-engine/Common.hpp b/src/projectM-engine/Common.hpp
index 6d6776acd..21e0a0b5d 100755
--- a/src/projectM-engine/Common.hpp
+++ b/src/projectM-engine/Common.hpp
@@ -51,6 +51,10 @@ extern FILE *fmemopen(void *buf, size_t len, const char *pMode);
 #define STRING_BUFFER_SIZE 1024*150
 #define STRING_LINE_SIZE 1024
 
+#define projectM_isnan(x) ((x) != (x))
+#define projectM_fmax(x,y) ((x) >= (y) ? (x): (y))
+#define projectM_fmin(x,y) ((x) <= (y) ? (x): (y))
+
 #ifndef TRUE
 #define TRUE 1
 #endif
diff --git a/src/projectM-engine/Expr.cpp b/src/projectM-engine/Expr.cpp
index 3026d117f..1d3096292 100755
--- a/src/projectM-engine/Expr.cpp
+++ b/src/projectM-engine/Expr.cpp
@@ -59,7 +59,7 @@ float PrefunExpr::eval_prefun_expr ( int mesh_i, int mesh_j )
 	/* This is slightly less than safe, since
 	   who knows if the passed argument is valid. For
 	   speed purposes we'll go with this */
-	float arg_list[this->num_args];
+	float * arg_list = new float[this->num_args];
 
 #ifdef EVAL_DEBUG_DOUBLE
 	DWRITE ( "fn[" );
@@ -79,6 +79,7 @@ float PrefunExpr::eval_prefun_expr ( int mesh_i, int mesh_j )
 
 
 	}
+	delete(arg_list);
 
 #ifdef EVAL_DEBUG_DOUBLE
 	DWRITE ( "]" );
diff --git a/src/projectM-engine/MoodBar.cpp b/src/projectM-engine/MoodBar.cpp
index 5ccde4fb4..45dce1947 100644
--- a/src/projectM-engine/MoodBar.cpp
+++ b/src/projectM-engine/MoodBar.cpp
@@ -15,6 +15,8 @@
 //
 
 #include "MoodBar.hpp"
+#include "Common.hpp"
+
 #include <cmath>
 extern "C" {
 #include <malloc.h>
@@ -272,8 +274,8 @@ void MoodBar::stretchNormalize (float * rgb)
   avgbb /= (float) tb;
 
   // lost from here- what is theory behind this?
-  mini = fmaxf (avg + (avgb - avg) * 2.f, avgbb);
-  maxi = fminf (avg + (avgu - avg) * 2.f, avguu);
+  mini = projectM_fmax (avg + (avgb - avg) * 2.f, avgbb);
+  maxi = projectM_fmin (avg + (avgu - avg) * 2.f, avguu);
   delta = maxi - mini;
 
   if (delta == 0.f)
@@ -282,7 +284,10 @@ void MoodBar::stretchNormalize (float * rgb)
   // Assign colos to normalized m_ringBufferue of last item in buffer
 //  i = numvals-1;
 //  m_ringBuffers[c].
-   rgb[c] = finite (rgb[c]) ? fminf(1.f, fmaxf(0.f, (rgb[c] - mini) / delta))
+#ifdef LINUX
+   rgb[c] = finite (rgb[c]) ? projectM_fmin(1.f, projectM_fmax(0.f, (rgb[c] - mini) / delta))
                                : 0.f;
+#endif
+	
   }
 }
diff --git a/src/projectM-engine/PBuffer.hpp b/src/projectM-engine/PBuffer.hpp
index 591b89a20..34dc08a91 100755
--- a/src/projectM-engine/PBuffer.hpp
+++ b/src/projectM-engine/PBuffer.hpp
@@ -38,7 +38,7 @@
 
 #ifdef WIN32
 #include <windows.h>
-#include <GL/gl.h>
+#include <glew.h>
 #endif /** WIN32 */
 
 #ifdef LINUX
diff --git a/src/projectM-engine/Param.cpp b/src/projectM-engine/Param.cpp
index 045e621cb..f32cc6c7e 100755
--- a/src/projectM-engine/Param.cpp
+++ b/src/projectM-engine/Param.cpp
@@ -159,7 +159,7 @@ Param * Param::new_param_int(char * name, short int flags, void * engine_val,
 
 /* Creates a new parameter of type bool */
 Param * Param::new_param_bool(char * name, short int flags, void * engine_val,
-                              int upper_bound, int lower_bound, bool init_val) {
+                              bool upper_bound, bool lower_bound, bool init_val) {
 
     Param * param;
     CValue iv, ub, lb;
diff --git a/src/projectM-engine/Param.hpp b/src/projectM-engine/Param.hpp
index 0ad2b614d..29ce96027 100755
--- a/src/projectM-engine/Param.hpp
+++ b/src/projectM-engine/Param.hpp
@@ -97,7 +97,7 @@ public:
     static Param * new_param_int( char * name, short int flags, void * engine_val,
                            int upper_bound, int lower_bound, int init_val );
     static Param * new_param_bool( char * name, short int flags, void * engine_val,
-                            int upper_bound, int lower_bound, bool init_val );
+                            bool upper_bound, bool lower_bound, bool init_val );
     static Param * new_param_string(char * name, short int flags, void * engine_val);
 
 };
diff --git a/src/projectM-engine/PresetChooser.hpp b/src/projectM-engine/PresetChooser.hpp
index 5f6064963..935f6c9cc 100644
--- a/src/projectM-engine/PresetChooser.hpp
+++ b/src/projectM-engine/PresetChooser.hpp
@@ -14,7 +14,6 @@
 #include <cassert>
 #include <memory>
 #include <iostream>
-
 class PresetChooser;
 
 ///  A simple iterator class to traverse back and forth a preset directory
@@ -218,8 +217,16 @@ inline std::auto_ptr<Preset> PresetChooser::directoryIndex(std::size_t index, co
 template <class WeightFunctor>
 inline std::auto_ptr<Preset> PresetChooser::doWeightedSample(WeightFunctor & weightFunctor, const PresetInputs & presetInputs, PresetOutputs & presetOutputs) {
 
+	
+#ifdef WIN32	
+    // Choose a random bounded mass between 0 and 1
+    float cutoff = ((float)(rand())) / RAND_MAX;
+#endif 
+
+#ifdef LINUX
     // Choose a random bounded mass between 0 and 1
     float cutoff = ((float)(random())) / RAND_MAX;
+#endif
 
     // Sum up mass, stopping when cutoff is reached. This is the typical
     // weighted sampling algorithm.
diff --git a/src/projectM-engine/PresetLoader.cpp b/src/projectM-engine/PresetLoader.cpp
index fe330051a..5bd2242bb 100644
--- a/src/projectM-engine/PresetLoader.cpp
+++ b/src/projectM-engine/PresetLoader.cpp
@@ -15,11 +15,14 @@
 #include <sstream>
 #include <set>
 
+#ifdef LINUX
 extern "C"
 {
 #include <errno.h>
-#include <dirent.h>
 }
+#endif
+
+
 #include <cassert>
 #include "projectM.hpp"
 
@@ -114,6 +117,10 @@ std::auto_ptr<Preset> PresetLoader::loadPreset(unsigned int index, const PresetI
 
 void PresetLoader::handleDirectoryError()
 {
+#ifdef WIN32
+	std::cerr << "[PresetLoader] warning: errno unsupported on win32 platforms. fix me" << std::endl;
+#else
+
   switch (errno)
   {
   case ENOENT:
@@ -137,4 +144,5 @@ void PresetLoader::handleDirectoryError()
   default:
     break;
   }
+#endif
 }
diff --git a/src/projectM-engine/PresetLoader.hpp b/src/projectM-engine/PresetLoader.hpp
index 3e3b079ab..0144744c6 100644
--- a/src/projectM-engine/PresetLoader.hpp
+++ b/src/projectM-engine/PresetLoader.hpp
@@ -5,7 +5,18 @@
 
 #include <memory> // for auto pointers
 #include <sys/types.h>
+#ifdef WIN32
+#include "win32-dirent.h"
+#endif
+
+#ifdef LINUX
 #include <dirent.h>
+#endif
+
+#ifdef MACOS
+#include <dirent.h>
+#endif
+
 #include <vector>
 
 class Preset;
diff --git a/src/projectM-engine/Renderer.hpp b/src/projectM-engine/Renderer.hpp
index 496d46842..0fa0485ec 100644
--- a/src/projectM-engine/Renderer.hpp
+++ b/src/projectM-engine/Renderer.hpp
@@ -5,8 +5,16 @@
 #include "PresetFrameIO.hpp"
 #include "BeatDetect.hpp"
 #include <string>
+
+#ifdef LINUX
 #include <GL/gl.h>
 #include <GL/glu.h>
+#endif
+
+#ifdef WIN32
+#include <glew.h>
+#endif
+
 #ifdef USE_FTGL
 #include <FTGL/FTGL.h>
 #include <FTGL/FTGLPixmapFont.h>
diff --git a/src/projectM-engine/TextureManager.hpp b/src/projectM-engine/TextureManager.hpp
index 08e37cdb4..0bcfc9d34 100644
--- a/src/projectM-engine/TextureManager.hpp
+++ b/src/projectM-engine/TextureManager.hpp
@@ -2,7 +2,12 @@
 #define TextureManager_HPP
 
 #include "PresetFrameIO.hpp"
+#ifdef LINUX
 #include <GL/gl.h>
+#endif
+#ifdef WIN32
+#include <glew.h>
+#endif
 #include "texture.h"
 #include <iostream>
 #include <string>
diff --git a/src/projectM-engine/libprojectM.rc b/src/projectM-engine/libprojectM.rc
new file mode 100644
index 000000000..11c5d52f7
--- /dev/null
+++ b/src/projectM-engine/libprojectM.rc
@@ -0,0 +1,61 @@
+// Microsoft Visual C++ generated resource script.
+//
+#include "resource.h"
+
+#define APSTUDIO_READONLY_SYMBOLS
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 2 resource.
+//
+#include "afxres.h"
+
+/////////////////////////////////////////////////////////////////////////////
+#undef APSTUDIO_READONLY_SYMBOLS
+
+/////////////////////////////////////////////////////////////////////////////
+// English (U.S.) resources
+
+#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
+LANGUAGE 9, 1
+#pragma code_page(1252)
+
+#ifdef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// TEXTINCLUDE
+//
+
+1 TEXTINCLUDE  
+BEGIN
+    "resource.h\0"
+END
+
+2 TEXTINCLUDE  
+BEGIN
+    "#include ""afxres.h""\r\n"
+    "\0"
+END
+
+3 TEXTINCLUDE  
+BEGIN
+    "\r\n"
+    "\0"
+END
+
+#endif    // APSTUDIO_INVOKED
+
+#endif    // English (U.S.) resources
+/////////////////////////////////////////////////////////////////////////////
+
+
+
+#ifndef APSTUDIO_INVOKED
+/////////////////////////////////////////////////////////////////////////////
+//
+// Generated from the TEXTINCLUDE 3 resource.
+//
+
+
+/////////////////////////////////////////////////////////////////////////////
+#endif    // not APSTUDIO_INVOKED
+
diff --git a/src/projectM-engine/libprojectM.vcproj b/src/projectM-engine/libprojectM.vcproj
index 2baabf317..b88fdb680 100644
--- a/src/projectM-engine/libprojectM.vcproj
+++ b/src/projectM-engine/libprojectM.vcproj
@@ -117,7 +117,8 @@
 				Name="VCCLCompilerTool"
 				Optimization="2"
 				InlineFunctionExpansion="1"
-				PreprocessorDefinitions="WIN32;NDEBUG;_LIB"
+				AdditionalIncludeDirectories="&quot;C:\Program Files\Microsoft Visual Studio 8\VC\include\GL&quot;"
+				PreprocessorDefinitions="WIN32;NDEBUG;_LIB;GLEW_BUILD;USE_FBO"
 				StringPooling="true"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
@@ -127,6 +128,8 @@
 				ProgramDataBaseFileName=".\Release/"
 				WarningLevel="3"
 				SuppressStartupBanner="true"
+				Detect64BitPortabilityProblems="true"
+				ShowIncludes="true"
 			/>
 			<Tool
 				Name="VCManagedResourceCompilerTool"
@@ -226,6 +229,10 @@
 				RelativePath=".\InitCond.cpp"
 				>
 			</File>
+			<File
+				RelativePath=".\libprojectM.rc"
+				>
+			</File>
 			<File
 				RelativePath=".\MoodBar.cpp"
 				>
@@ -479,6 +486,10 @@
 				RelativePath=".\Renderer.hpp"
 				>
 			</File>
+			<File
+				RelativePath=".\resource.h"
+				>
+			</File>
 			<File
 				RelativePath=".\texture.h"
 				>
diff --git a/src/projectM-engine/projectM.cpp b/src/projectM-engine/projectM.cpp
index eaaa02f59..7735b389e 100755
--- a/src/projectM-engine/projectM.cpp
+++ b/src/projectM-engine/projectM.cpp
@@ -33,6 +33,10 @@
 #include "time.h"
 #endif
 
+#ifdef WIN32
+#include <time.h>
+#endif
+
 //#include <xmms/plugin.h>
 #include <iostream>
 #include "projectM.hpp"
@@ -72,7 +76,7 @@ DLLEXPORT projectM::projectM(int gx, int gy, int fps, int texsize, int width, in
   projectM_resetGL( wvw, wvh );
 }
 
-DLLEXPORT projectM::~projectM() {
+projectM::~projectM() {
   std::cerr << "[projectM] DESTROY PRESET TOOLS BEGIN" << std::endl;
   destroyPresetTools();
   std::cerr << "[projectM] DESTROY PRESET TOOLS END" << std::endl;
@@ -308,7 +312,7 @@ DLLEXPORT void projectM::renderFrame()
 	DWRITE ( "exiting renderFrame()\n" );
 }
 
-DLLEXPORT void projectM::projectM_reset()
+void projectM::projectM_reset()
 {
 
 //    DWRITE( "projectM_reset(): in\n" );
diff --git a/src/projectM-engine/resource.h b/src/projectM-engine/resource.h
new file mode 100644
index 000000000..a0b6e9601
--- /dev/null
+++ b/src/projectM-engine/resource.h
@@ -0,0 +1,14 @@
+//{{NO_DEPENDENCIES}}
+// Microsoft Visual C++ generated include file.
+// Used by libprojectM.rc
+
+// Next default values for new objects
+// 
+#ifdef APSTUDIO_INVOKED
+#ifndef APSTUDIO_READONLY_SYMBOLS
+#define _APS_NEXT_RESOURCE_VALUE        101
+#define _APS_NEXT_COMMAND_VALUE         40001
+#define _APS_NEXT_CONTROL_VALUE         1001
+#define _APS_NEXT_SYMED_VALUE           101
+#endif
+#endif
diff --git a/src/projectM-engine/texture.cpp b/src/projectM-engine/texture.cpp
index 7d7386121..99e2a84f5 100644
--- a/src/projectM-engine/texture.cpp
+++ b/src/projectM-engine/texture.cpp
@@ -7,8 +7,14 @@
 #include <iostream>
 #include <string>
 #include <map>
-#include <GL/gl.h>
 
+#ifdef LINUX
+#include <GL/gl.h>
+#endif
+
+#ifdef WIN32
+#include <glew.h>
+#endif
 
 // openGL extensions if not present, define them
 #ifndef GL_COMPRESSED_RGB_S3TC_DXT1_EXT