Fix : Shader now able to compile when using ColorNode on french OS

Author: Vallyah

source/model/Node.h

@@ -4,6 +4,7 @@
 #include <list>
 #include <vector>
 #include <string>
+#include <sstream>
 
 #include <QVBoxLayout>
 #include <QLayoutItem>
@@ -26,6 +27,15 @@ namespace QtNodes { class Connection; }
 
 namespace ShaderGraph
 {
+    // function used to avoid float to string conversion with comas from french OS
+    template<typename T> std::string to_str(const T a_value, const int precision = 6)
+    {
+        std::ostringstream out;
+        out.precision(precision);
+        out << std::fixed << a_value;
+        return out.str();
+    }
+
     /// The node ID factory.
     static unsigned int g_nodeId = 0;
     #define GET_NEW_NODE_ID g_nodeId++

source/model/input/ColorNode.h

@@ -57,11 +57,13 @@ namespace ShaderGraph
         /// @warning : Only valid if @isUniform equals true.
         inline std::string getUniformDefaultValue() override
         {
+            // function to_str defined in model/Node.h and used to avoid
+            // float to string conversion with comas from french OS
             return  "vec4(" +
-                    std::to_string(m_rSpinBox->value()) + ", " +
-                    std::to_string(m_gSpinBox->value()) + ", " +
-                    std::to_string(m_bSpinBox->value()) + ", " +
-                    std::to_string(m_aSpinBox->value()) + ") " ;
+                    to_str(m_rSpinBox->value()) + ", " +
+                    to_str(m_gSpinBox->value()) + ", " +
+                    to_str(m_bSpinBox->value()) + ", " +
+                    to_str(m_aSpinBox->value()) + ") " ;
         };
 
         GLSLData nodeToGLSL() override;

source/model/input/VectorNode.h

@@ -19,14 +19,6 @@
 
 namespace ShaderGraph
 {
-  template<typename T> std::string to_str(const T a_value, const int precision = 6)
-  {
-      std::ostringstream out;
-      out.precision(precision);
-      out << std::fixed << a_value;
-      return out.str();
-  }
-
   class ScalarNode : public Node
   {
       Q_OBJECT
@@ -59,6 +51,8 @@ namespace ShaderGraph
       GLSLData nodeToGLSL() override
       {
           GLSLData buffer;
+          // function to_str defined in model/Node.h and used to avoid
+          // float to string conversion with comas from french OS
           GLSL_CODE(buffer.generatedCode,
                     "// Input : Scalar \n"
                     "{0} = {1};"
@@ -128,6 +122,8 @@ namespace ShaderGraph
         GLSLData nodeToGLSL() override
         {
             GLSLData buffer;
+            // function to_str defined in model/Node.h and used to avoid
+            // float to string conversion with comas from french OS
             GLSL_CODE(buffer.generatedCode,
                       "// Input : Vec2 \n"
                       "{0} = vec2({1}, {2});"
@@ -207,6 +203,8 @@ namespace ShaderGraph
         GLSLData nodeToGLSL() override
         {
             GLSLData buffer;
+            // function to_str defined in model/Node.h and used to avoid
+            // float to string conversion with comas from french OS
             GLSL_CODE(buffer.generatedCode,
                       "// Input : Vec3 \n"
                       "{0} = vec3({1}, {2}, {3});"
@@ -297,6 +295,8 @@ namespace ShaderGraph
         GLSLData nodeToGLSL() override
         {
             GLSLData buffer;
+            // function to_str defined in model/Node.h and used to avoid
+            // float to string conversion with comas from french OS
             GLSL_CODE(buffer.generatedCode,
                       "// Input : Vec4 \n"
                       "{0} = vec4({1}, {2}, {3}, {4});"