Use VP_EXPLICIT instead of explicit keyword

modules/core/include/visp3/core/vpRGBa.h

@@ -94,7 +94,7 @@ class VISP_EXPORT vpRGBa
 
     \param v : Value to set.
   */
-  explicit inline vpRGBa(unsigned char v) : R(v), G(v), B(v), A(v) { }
+  VP_EXPLICIT inline vpRGBa(unsigned char v) : R(v), G(v), B(v), A(v) { }
 
   /*!
     Constructor.
@@ -103,7 +103,7 @@ class VISP_EXPORT vpRGBa
 
     \param v : Value to set.
   */
-  explicit inline vpRGBa(unsigned int v) : R(v), G(v), B(v), A(v)
+  VP_EXPLICIT inline vpRGBa(unsigned int v) : R(v), G(v), B(v), A(v)
   {
     assert(v < 256);
   }
@@ -115,7 +115,7 @@ class VISP_EXPORT vpRGBa
 
     \param v : Value to set.
   */
-  explicit inline vpRGBa(int v) : R(v), G(v), B(v), A(v)
+  VP_EXPLICIT inline vpRGBa(int v) : R(v), G(v), B(v), A(v)
   {
     assert(v < 256);
   }
@@ -133,7 +133,7 @@ class VISP_EXPORT vpRGBa
     B=v[2]
     A=v[3]
   */
-  explicit inline vpRGBa(const vpColVector &v) : R(0), G(0), B(0), A(vpRGBa::alpha_default) { *this = v; }
+  VP_EXPLICIT inline vpRGBa(const vpColVector &v) : R(0), G(0), B(0), A(vpRGBa::alpha_default) { *this = v; }
 
   // We cannot add here the following destructor without changing the
   // hypothesis that the size of this class is 4. With the destructor it

modules/core/include/visp3/core/vpRGBf.h

@@ -86,7 +86,7 @@ class VISP_EXPORT vpRGBf
 
     \param v : Value to set.
   */
-  explicit inline vpRGBf(float v) : R(v), G(v), B(v) { }
+  VP_EXPLICIT inline vpRGBf(float v) : R(v), G(v), B(v) { }
 
   /*!
     Constructor.
@@ -95,7 +95,7 @@ class VISP_EXPORT vpRGBf
 
     \param v : Value to set.
   */
-  explicit inline vpRGBf(int v)
+  VP_EXPLICIT inline vpRGBf(int v)
   {
     *this = v;
   }
@@ -112,7 +112,7 @@ class VISP_EXPORT vpRGBf
     G=v[1]
     B=v[2]
   */
-  explicit inline vpRGBf(const vpColVector &v) : R(0), G(0), B(0) { *this = v; }
+  VP_EXPLICIT inline vpRGBf(const vpColVector &v) : R(0), G(0), B(0) { *this = v; }
 
   vpRGBf &operator=(float v);
   vpRGBf &operator=(int v);

modules/robot/include/visp3/robot/vpImageSimulator.h

@@ -73,15 +73,14 @@
 
   int main()
   {
-    vpImage<vpRGBa> Icamera(480,640,0);
+    vpImage<vpRGBa> Icamera(480,640,vpRGBa(0));
     vpImage<vpRGBa> Iimage(60,60);
 
     // Initialise the image which will be projected into the image Icamera
     vpRGBa colorb(0,0,255);
     vpRGBa colorw(255,255,255);
     vpRGBa colorr(255,0,0);
-    for(int i = 0; i < 60; i++)
-    {
+    for(int i = 0; i < 60; i++) {
       for(int j = 0; j < 20; j++)
         Iimage[i][j] = colorb;
       for(int j = 20; j < 40; j++)

modules/robot/include/visp3/robot/vpWireFrameSimulator.h

@@ -113,29 +113,28 @@ BEGIN_VISP_NAMESPACE
   The following example shows how it is easy to use.
 
   \code
-
   #include <visp3/core/vpImage.h>
   #include <visp3/robot/vpWireFrameSimulator.h>
 
   int main()
   {
     vpWireFrameSimulator sim;
 
-    vpImage<vpRGBa> Iint(480,640,255);
-    vpImage<vpRGBa> Iext(480,640,255);
+    vpImage<vpRGBa> Iint(480, 640, vpRGBa(255));
+    vpImage<vpRGBa> Iext(480, 640, vpRGBa(255));
 
     //Set the type of scene to use
     sim.initScene(vpWireFrameSimulator::PLATE, vpWireFrameSimulator::D_STANDARD);
 
     //Set the initial pose of the camera
-    sim.setCameraPositionRelObj(vpHomogeneousMatrix(0,0,0.5,vpMath::rad(0),vpMath::rad(10),0));
+    sim.setCameraPositionRelObj(vpHomogeneousMatrix(0, 0, 0.5, vpMath::rad(0), vpMath::rad(10), 0));
     //Set the desired pose of the camera (for the internal view)
-    sim.setDesiredCameraPosition(vpHomogeneousMatrix(0.0,0,0.5,0,0,0));
+    sim.setDesiredCameraPosition(vpHomogeneousMatrix(0.0, 0, 0.5, 0, 0, 0));
     //Set the pose of the reference frame (for the external view)
-    sim.setExternalCameraPosition(vpHomogeneousMatrix(0.1,0,0.2,0,0,0));
+    sim.setExternalCameraPosition(vpHomogeneousMatrix(0.1, 0, 0.2, 0, 0, 0));
 
     //Set the camera parameters
-    vpCameraParameters camera(1000,1000,320,240);
+    vpCameraParameters camera(1000, 1000, 320, 240);
     sim.setInternalCameraParameters(camera);
     sim.setExternalCameraParameters(camera);
 

modules/robot/src/image-simulator/vpImageSimulator.cpp

@@ -564,15 +564,14 @@ void vpImageSimulator::getImage(vpImage<vpRGBa> &I, const vpCameraParameters &ca
 
   int main()
   {
-    vpImage<vpRGBa> Icamera(480,640,0);
-    vpImage<vpRGBa> Iimage(60,60);
+    vpImage<vpRGBa> Icamera(480, 640, vpRGBa(0));
+    vpImage<vpRGBa> Iimage(60, 60);
 
     // Initialise the image which will be projected into the image Icamera
-    vpRGBa colorb(0,0,255);
-    vpRGBa colorw(255,255,255);
-    vpRGBa colorr(255,0,0);
-    for(int i = 0; i < 60; i++)
-    {
+    vpRGBa colorb(0, 0, 255);
+    vpRGBa colorw(255, 255, 255);
+    vpRGBa colorr(255, 0, 0);
+    for(int i = 0; i < 60; i++) {
       for(int j = 0; j < 20; j++)
         Iimage[i][j] = colorb;
       for(int j = 20; j < 40; j++)
@@ -763,15 +762,14 @@ void vpImageSimulator::getImage(vpImage<unsigned char> &I, std::list<vpImageSimu
 
   int main()
   {
-    vpImage<vpRGBa> Icamera(480,640,0);
-    vpImage<vpRGBa> Iimage(60,60);
+    vpImage<vpRGBa> Icamera(480, 640, vpRGBa(0));
+    vpImage<vpRGBa> Iimage(60, 60);
 
     // Initialise the image which will be projected into the image Icamera
-    vpRGBa colorb(0,0,255);
-    vpRGBa colorw(255,255,255);
-    vpRGBa colorr(255,0,0);
-    for(int i = 0; i < 60; i++)
-    {
+    vpRGBa colorb(0, 0, 255);
+    vpRGBa colorw(255, 255, 255);
+    vpRGBa colorr(255, 0, 0);
+    for(int i = 0; i < 60; i++) {
       for(int j = 0; j < 20; j++)
         Iimage[i][j] = colorb;
       for(int j = 20; j < 40; j++)