diff --git a/src/rendering/atmosphere/atm_bruneton.cpp b/src/rendering/atmosphere/atm_bruneton.cpp
index f7be9ca..f54db9b 100644
--- a/src/rendering/atmosphere/atm_bruneton.cpp
+++ b/src/rendering/atmosphere/atm_bruneton.cpp
@@ -490,10 +490,9 @@ typedef struct
     Texture4D* mie;
 } Inscatter1Params;
 
-static int _inscatter1Worker(ParallelWork* work, int layer, void* data)
+static int _inscatter1Worker(ParallelWork*, int layer, void* data)
 {
     Inscatter1Params* params = (Inscatter1Params*)data;
-    UNUSED(work);
 
     double r;
     Color dhdH;
@@ -630,10 +629,9 @@ typedef struct
     int first;
 } jParams;
 
-static int _jWorker(ParallelWork* work, int layer, void* data)
+static int _jWorker(ParallelWork*, int layer, void* data)
 {
     jParams* params = (jParams*)data;
-    UNUSED(work);
 
     double r;
     Color dhdH;
@@ -753,10 +751,8 @@ static Color _inscatterN(Texture4D* deltaJ, double r, double mu, double muS, dou
     return raymie;
 }
 
-static int _inscatterNWorker(ParallelWork* work, int layer, void* data)
+static int _inscatterNWorker(ParallelWork*, int layer, void* data)
 {
-    UNUSED(work);
-
     InscatterNParams* params = (InscatterNParams*)data;
 
     double r;
@@ -787,10 +783,9 @@ typedef struct
     Texture4D* destination;
 } CopyInscatterNParams;
 
-static int _copyInscatterNWorker(ParallelWork* work, int layer, void* data)
+static int _copyInscatterNWorker(ParallelWork*, int layer, void* data)
 {
     CopyInscatterNParams* params = (CopyInscatterNParams*)data;
-    UNUSED(work);
 
     double r;
     Color dhdH;
@@ -1156,10 +1151,8 @@ int brunetonInit()
 
 static const int _init = brunetonInit();
 
-AtmosphereResult brunetonGetSkyColor(Renderer* renderer, Vector3 eye, Vector3 direction, Vector3 sun_position, Color base)
+AtmosphereResult brunetonGetSkyColor(Renderer* renderer, Vector3 eye, Vector3 direction, Vector3 sun_position, Color)
 {
-    UNUSED(base);
-
     double yoffset = GROUND_OFFSET - renderer->water->getHeightInfo(renderer).base_height;
     eye.y += yoffset;
     if (eye.y < 0.0)
@@ -1240,11 +1233,8 @@ AtmosphereResult brunetonApplyAerialPerspective(Renderer* renderer, Vector3 loca
     return result;
 }
 
-void brunetonGetLightingStatus(Renderer* renderer, LightStatus* status, Vector3 normal, int opaque)
+void brunetonGetLightingStatus(Renderer* renderer, LightStatus* status, Vector3, int)
 {
-    UNUSED(normal);
-    UNUSED(opaque);
-
     LightDefinition sun, irradiance;
     double muS;
 
diff --git a/src/rendering/atmosphere/atm_raster.cpp b/src/rendering/atmosphere/atm_raster.cpp
index 4a367e7..9b56ffc 100644
--- a/src/rendering/atmosphere/atm_raster.cpp
+++ b/src/rendering/atmosphere/atm_raster.cpp
@@ -7,13 +7,11 @@
 #include "../renderer.h"
 #include "clouds/public.h"
 
-static Color _postProcessFragment(Renderer* renderer, Vector3 location, void* data)
+static Color _postProcessFragment(Renderer* renderer, Vector3 location, void*)
 {
     Vector3 camera_location, direction;
     Color result;
 
-    UNUSED(data);
-
     camera_location = renderer->getCameraLocation(renderer, location);
     direction = v3Sub(location, camera_location);
 
diff --git a/src/rendering/clouds/clo_rendering.cpp b/src/rendering/clouds/clo_rendering.cpp
index dddce85..15ea75d 100644
--- a/src/rendering/clouds/clo_rendering.cpp
+++ b/src/rendering/clouds/clo_rendering.cpp
@@ -11,21 +11,13 @@
 #include "CloudLayerDefinition.h"
 
 /******************** Fake ********************/
-static int _fakeAlterLight(Renderer* renderer, LightDefinition* light, Vector3 location)
+static int _fakeAlterLight(Renderer*, LightDefinition*, Vector3)
 {
-    UNUSED(renderer);
-    UNUSED(light);
-    UNUSED(location);
-
     return 0;
 }
 
-static Color _fakeGetColor(Renderer* renderer, Color base, Vector3 start, Vector3 end)
+static Color _fakeGetColor(Renderer*, Color base, Vector3, Vector3)
 {
-    UNUSED(renderer);
-    UNUSED(start);
-    UNUSED(end);
-
     return base;
 }
 
diff --git a/src/rendering/geoarea.cpp b/src/rendering/geoarea.cpp
index 3ab0e63..303c87b 100644
--- a/src/rendering/geoarea.cpp
+++ b/src/rendering/geoarea.cpp
@@ -15,9 +15,8 @@ GeoArea geoareaCreate()
     return result;
 }
 
-void geoareaDelete(GeoArea* geoarea)
+void geoareaDelete(GeoArea*)
 {
-    UNUSED(geoarea);
 }
 
 void geoareaCopy(GeoArea* source, GeoArea* destination)
diff --git a/src/rendering/renderer.cpp b/src/rendering/renderer.cpp
index 65a556f..a329adc 100644
--- a/src/rendering/renderer.cpp
+++ b/src/rendering/renderer.cpp
@@ -24,31 +24,23 @@ static void* _renderFirstPass(void* data)
     return NULL;
 }
 
-static int _addRenderProgress(Renderer* renderer, double progress)
+static int _addRenderProgress(Renderer* renderer, double)
 {
-    UNUSED(progress);
     return !renderer->render_interrupt;
 }
 
-static Vector3 _getCameraLocation(Renderer* renderer, Vector3 target)
+static Vector3 _getCameraLocation(Renderer* renderer, Vector3)
 {
-    UNUSED(renderer);
-    UNUSED(target);
     return renderer->render_camera->getLocation();
 }
 
-static Vector3 _getCameraDirection(Renderer* renderer, Vector3 target)
+static Vector3 _getCameraDirection(Renderer* renderer, Vector3)
 {
-    UNUSED(renderer);
-    UNUSED(target);
-
     return renderer->render_camera->getDirectionNormalized();
 }
 
-static double _getPrecision(Renderer* renderer, Vector3 location)
+static double _getPrecision(Renderer*, Vector3)
 {
-    UNUSED(renderer);
-    UNUSED(location);
     return 0.0;
 }
 
@@ -96,15 +88,8 @@ static void _pushDisplacedQuad(Renderer* renderer, Vector3 v1, Vector3 v2, Vecto
     renderer->pushDisplacedTriangle(renderer, v4, v1, v3, ov4, ov1, ov3, callback, callback_data);
 }
 
-static RayCastingResult _rayWalking(Renderer* renderer, Vector3 location, Vector3 direction, int terrain, int water, int sky, int clouds)
+static RayCastingResult _rayWalking(Renderer*, Vector3, Vector3, int, int, int, int)
 {
-    UNUSED(renderer);
-    UNUSED(location);
-    UNUSED(direction);
-    UNUSED(terrain);
-    UNUSED(water);
-    UNUSED(sky);
-    UNUSED(clouds);
     return _RAYCASTING_NULL;
 }
 
diff --git a/src/rendering/shared/types.h b/src/rendering/shared/types.h
index f6dc18f..bcd466d 100644
--- a/src/rendering/shared/types.h
+++ b/src/rendering/shared/types.h
@@ -23,21 +23,7 @@ typedef struct
 
 typedef void* (*FuncObjectCreate)();
 typedef void (*FuncObjectDelete)(void* object);
-typedef void (*FuncObjectCopy)(void* source, void* destination);
-typedef void (*FuncObjectValidate)(void* object);
-typedef void (*FuncObjectSave)(PackStream* stream, void* object);
-typedef void (*FuncObjectLoad)(PackStream* stream, void* object);
 typedef void (*FuncObjectBind)(void* base, void* sub);
-
-typedef struct {
-    FuncObjectCreate create;
-    FuncObjectDelete destroy;
-    FuncObjectCopy copy;
-    FuncObjectValidate validate;
-    FuncObjectSave save;
-    FuncObjectLoad load;
-} StandardDefinition;
-
 typedef struct {
     FuncObjectCreate create;
     FuncObjectDelete destroy;
diff --git a/src/rendering/terrain/ter_preview.cpp b/src/rendering/terrain/ter_preview.cpp
index 85c3f9f..9b91eaf 100644
--- a/src/rendering/terrain/ter_preview.cpp
+++ b/src/rendering/terrain/ter_preview.cpp
@@ -14,14 +14,10 @@
  * Terrain previews.
  */
 
-static void _getLightingStatus(Renderer* renderer, LightStatus* status, Vector3 normal, int opaque)
+static void _getLightingStatus(Renderer*, LightStatus* status, Vector3, int)
 {
     LightDefinition light;
 
-    UNUSED(renderer);
-    UNUSED(normal);
-    UNUSED(opaque);
-
     light.color.r = 0.6;
     light.color.g = 0.6;
     light.color.b = 0.6;
@@ -45,9 +41,8 @@ static void _getLightingStatus(Renderer* renderer, LightStatus* status, Vector3
     lightingPushLight(status, &light);
 }
 
-static Vector3 _getCameraLocation(Renderer* renderer, Vector3 location)
+static Vector3 _getCameraLocation(Renderer*, Vector3 location)
 {
-    UNUSED(renderer);
     location.x -= 10.0;
     location.y += 15.0;
     location.z += 10.0;
diff --git a/src/rendering/terrain/ter_raster.cpp b/src/rendering/terrain/ter_raster.cpp
index bd2b500..e48244f 100644
--- a/src/rendering/terrain/ter_raster.cpp
+++ b/src/rendering/terrain/ter_raster.cpp
@@ -16,10 +16,8 @@
  * Terrain rasterization.
  */
 
-static inline Vector3 _getPoint(TerrainDefinition* definition, Renderer* renderer, double x, double z)
+static inline Vector3 _getPoint(TerrainDefinition*, Renderer* renderer, double x, double z)
 {
-    UNUSED(definition);
-
     Vector3 result;
 
     result.x = x;
@@ -213,11 +211,9 @@ typedef struct
     TerrainChunkInfo chunk;
 } ParallelRasterInfo;
 
-static int _parallelJobCallback(ParallelQueue* queue, int job_id, void* data, int stopping)
+static int _parallelJobCallback(ParallelQueue*, int, void* data, int stopping)
 {
     ParallelRasterInfo* info = (ParallelRasterInfo*)data;
-    UNUSED(queue);
-    UNUSED(job_id);
 
     if (!stopping)
     {
diff --git a/src/rendering/terrain/ter_render.cpp b/src/rendering/terrain/ter_render.cpp
index 0d7f8a4..3ff22c6 100644
--- a/src/rendering/terrain/ter_render.cpp
+++ b/src/rendering/terrain/ter_render.cpp
@@ -8,13 +8,8 @@
 #include "TerrainDefinition.h"
 
 /******************** Binding ********************/
-static double _fakeGetHeight(Renderer* renderer, double x, double z, int with_painting)
+static double _fakeGetHeight(Renderer*, double, double, int)
 {
-    UNUSED(renderer);
-    UNUSED(x);
-    UNUSED(z);
-    UNUSED(with_painting);
-
     return 0.0;
 }
 
@@ -23,16 +18,10 @@ static double _realGetHeight(Renderer* renderer, double x, double z, int with_pa
     return renderer->terrain->definition->getInterpolatedHeight(x, z, 1, with_painting);
 }
 
-static TerrainResult _fakeGetResult(Renderer* renderer, double x, double z, int with_painting, int with_textures)
+static TerrainResult _fakeGetResult(Renderer*, double x, double z, int, int)
 {
     TerrainResult result;
 
-    UNUSED(renderer);
-    UNUSED(x);
-    UNUSED(z);
-    UNUSED(with_painting);
-    UNUSED(with_textures);
-
     result.location.x = x;
     result.location.y = 0.0;
     result.location.z = z;
@@ -137,11 +126,8 @@ static TerrainResult _realGetResult(Renderer* renderer, double x, double z, int
     return result;
 }
 
-static Color _fakeGetFinalColor(Renderer* renderer, Vector3 location, double precision)
+static Color _fakeGetFinalColor(Renderer*, Vector3, double)
 {
-    UNUSED(renderer);
-    UNUSED(location);
-    UNUSED(precision);
     return COLOR_GREEN;
 }
 
@@ -152,12 +138,8 @@ static Color _realGetFinalColor(Renderer* renderer, Vector3 location, double)
     return renderer->applyMediumTraversal(textures.final_location, textures.final_color);
 }
 
-static RayCastingResult _fakeCastRay(Renderer* renderer, Vector3 start, Vector3 direction)
+static RayCastingResult _fakeCastRay(Renderer*, Vector3, Vector3)
 {
-    UNUSED(renderer);
-    UNUSED(start);
-    UNUSED(direction);
-
     RayCastingResult result;
     result.hit = 0;
     return result;
@@ -297,9 +279,8 @@ static int _alterLight(Renderer* renderer, LightDefinition* light, Vector3 locat
     }
 }
 
-static double _fakeGetWaterHeight(Renderer* renderer)
+static double _fakeGetWaterHeight(Renderer*)
 {
-    UNUSED(renderer);
     return -1000.0;
 }
 
diff --git a/src/rendering/tools.cpp b/src/rendering/tools.cpp
index f3df0f1..c4c1929 100644
--- a/src/rendering/tools.cpp
+++ b/src/rendering/tools.cpp
@@ -1,44 +1,9 @@
 #include "tools.h"
 
-#include <assert.h>
-#include <stdlib.h>
-#include <inttypes.h>
-#include <math.h>
+#include <cmath>
+#include <cstdlib>
 
 double toolsRandom()
 {
     return ((double)rand()) / (double)RAND_MAX;
 }
-
-static inline double _cubicInterpolate(double p[4], double x)
-{
-    return p[1] + 0.5 * x * (p[2] - p[0] + x * (2.0 * p[0] - 5.0 * p[1] + 4.0 * p[2] - p[3] + x * (3.0 * (p[1] - p[2]) + p[3] - p[0])));
-}
-
-double toolsCubicInterpolate(double stencil[4], double x)
-{
-    return _cubicInterpolate(stencil, x);
-}
-
-void toolsFloat2DMapCopy(double* src, double* dest, int src_xstart, int src_ystart, int dest_xstart, int dest_ystart, int xsize, int ysize, int src_xstep, int src_ystep, int dest_xstep, int dest_ystep)
-{
-    /* TODO Optimize with memcpy if src_xstep == dest_xstep == 1 */
-    int x, y;
-    double* src_row;
-    double* dest_row;
-    src += src_ystart * src_ystep + src_xstart * src_xstep;
-    dest += dest_ystart * dest_ystep + dest_xstart * dest_xstep;
-    for (y = 0; y < ysize; y++)
-    {
-       src_row = src;
-       dest_row = dest;
-       for (x = 0; x < xsize; x++)
-       {
-           *dest = *src;
-           src += src_xstep;
-           dest += dest_xstep;
-       }
-       src = src_row + src_ystep;
-       dest = dest_row + dest_ystep;
-    }
-}
diff --git a/src/rendering/tools.h b/src/rendering/tools.h
index 0811288..9f3ecd7 100644
--- a/src/rendering/tools.h
+++ b/src/rendering/tools.h
@@ -2,11 +2,7 @@
 #define _PAYSAGES_TOOLS_H_
 
 #include "rendering_global.h"
-#include "shared/types.h"
-
-#define UNUSED(_x_) ((void)(_x_))
 
 RENDERINGSHARED_EXPORT double toolsRandom();
-RENDERINGSHARED_EXPORT void toolsFloat2DMapCopy(double* src, double* dest, int src_xstart, int src_ystart, int dest_xstart, int dest_ystart, int xsize, int ysize, int src_xstep, int src_ystep, int dest_xstep, int dest_ystep);
 
 #endif
diff --git a/src/rendering/tools/cache.cpp b/src/rendering/tools/cache.cpp
index cd0bc2a..433c7c9 100644
--- a/src/rendering/tools/cache.cpp
+++ b/src/rendering/tools/cache.cpp
@@ -54,10 +54,8 @@ int cacheFileIsReadable(CacheFile* cache)
     }
 }
 
-int cacheFileIsWritable(CacheFile* cache)
+int cacheFileIsWritable(CacheFile*)
 {
-    UNUSED(cache);
-
     FILE* f = fopen("./cache/.test", "wb");
     if (f)
     {
diff --git a/src/rendering/water/wat_raster.cpp b/src/rendering/water/wat_raster.cpp
index cd95976..6797348 100644
--- a/src/rendering/water/wat_raster.cpp
+++ b/src/rendering/water/wat_raster.cpp
@@ -7,9 +7,8 @@
 #include "../tools.h"
 #include "../tools/parallel.h"
 
-static Color _postProcessFragment(Renderer* renderer, Vector3 location, void* data)
+static Color _postProcessFragment(Renderer* renderer, Vector3 location, void*)
 {
-    UNUSED(data);
     return renderer->water->getResult(renderer, location.x, location.z).final;
 }
 
@@ -47,11 +46,9 @@ typedef struct
     double radius_ext;
 } ParallelRasterInfo;
 
-static int _parallelJobCallback(ParallelQueue* queue, int job_id, void* data, int stopping)
+static int _parallelJobCallback(ParallelQueue*, int, void* data, int stopping)
 {
     ParallelRasterInfo* info = (ParallelRasterInfo*)data;
-    UNUSED(queue);
-    UNUSED(job_id);
 
     if (!stopping)
     {
diff --git a/src/rendering/water/wat_render.cpp b/src/rendering/water/wat_render.cpp
index f86260a..03f1e2a 100644
--- a/src/rendering/water/wat_render.cpp
+++ b/src/rendering/water/wat_render.cpp
@@ -11,26 +11,20 @@
 static HeightInfo _FAKE_HEIGHT_INFO = {0.0, 0.0, 0.0};
 
 /******************** Fake ********************/
-static HeightInfo _fakeGetHeightInfo(Renderer* renderer)
+static HeightInfo _fakeGetHeightInfo(Renderer*)
 {
-    UNUSED(renderer);
     return _FAKE_HEIGHT_INFO;
 }
 
-static double _fakeGetHeight(Renderer* renderer, double x, double z)
+static double _fakeGetHeight(Renderer*, double, double)
 {
-    UNUSED(renderer);
-    UNUSED(x);
-    UNUSED(z);
     return 0.0;
 }
 
-static WaterResult _fakeGetResult(Renderer* renderer, double x, double z)
+static WaterResult _fakeGetResult(Renderer*, double x, double z)
 {
     WaterResult result;
 
-    UNUSED(renderer);
-
     result.location.x = x;
     result.location.y = 0.0;
     result.location.z = z;