Merge pull request #129 from avocadoboi/remove_warnings

Fix float conversion warnings.

Author: alandefreitas

source/matplot/axes_objects/bars.h

@@ -104,14 +104,14 @@ namespace matplot {
         std::vector<std::vector<double>> ys_;
 
         // color and style
-        std::vector<color_array> face_colors_{{0.4, 0, 0, 0}};
+        std::vector<color_array> face_colors_{{0.4f, 0, 0, 0}};
         bool manual_face_color_{false};
         color_array edge_color_{0, 0, 0, 0};
         line_spec edge_style_{"-"};
         float line_width_{0.5};
         bool vertical_orientation_{true};
-        float bar_width_{0.8};
-        float cluster_width_{0.8};
+        float bar_width_{0.8f};
+        float cluster_width_{0.8f};
 
         // True if visible
         bool visible_{true};

source/matplot/axes_objects/box_chart.h

@@ -126,7 +126,7 @@ namespace matplot {
         std::vector<double> x_data_;
 
         // color and style
-        color_array face_color_{{0.4, 0, 0, 0}};
+        color_array face_color_{{0.4f, 0, 0, 0}};
         bool manual_face_color_{false};
         color_array edge_color_{0, 0, 0, 0};
         float edge_width_{0.5};

source/matplot/axes_objects/error_bar.h

@@ -80,7 +80,7 @@ namespace matplot {
         std::vector<double> y_positive_delta_{};
 
         bool filled_curve_{false};
-        float filled_curve_alpha_{0.90};
+        float filled_curve_alpha_{0.9f};
 
         float cap_size_{3.};
     };

source/matplot/axes_objects/histogram.h

@@ -248,7 +248,7 @@ namespace matplot {
         enum normalization normalization_ { normalization::count };
 
         // color and style
-        color_array face_color_{0.4, 0, 0, 0};
+        color_array face_color_{0.4f, 0, 0, 0};
         bool manual_face_color_{false};
         color_array edge_color_{0, 0, 0, 0};
         bool manual_edge_color_{false};

source/matplot/axes_objects/matrix.h

@@ -126,10 +126,10 @@ namespace matplot {
         std::string labels_data_string();
 
         inline double x_width() {
-            return (w_ - 1) / (matrices_[0][0].size() - 1);
+            return (w_ - 1) / static_cast<double>(matrices_[0][0].size() - 1);
         }
 
-        inline double y_width() { return (h_ - 1) / (matrices_[0].size() - 1); }
+        inline double y_width() { return (h_ - 1) / static_cast<double>(matrices_[0].size() - 1); }
 
       protected:
         // Main matrix

source/matplot/axes_objects/surface.h

@@ -214,7 +214,7 @@ namespace matplot {
         size_t norm_{2};
         bool hidden3d_{false};
         bool depthorder_{false};
-        float face_alpha_{.95};
+        float face_alpha_{.95f};
         class line_spec line_spec_;
         bool lighting_{false};
         float primary_{-1.};

source/matplot/core/axes_type.h

@@ -24,11 +24,11 @@ namespace matplot {
     class axes_type : public std::enable_shared_from_this<class axes_type> {
       public:
         // {left bottom right top}
-        static constexpr std::array<float, 4> default_subplot_inset{.2, .18,
-                                                                    .04, .1};
+        static constexpr std::array<float, 4> default_subplot_inset{.2f, .18f,
+                                                                    .04f, .1f};
         // {x, y, width, height}
-        static constexpr std::array<float, 4> default_axes_position{.13, .11,
-                                                                    .775, .815};
+        static constexpr std::array<float, 4> default_axes_position{.13f, .11f,
+                                                                    .775f, .815f};
 
       public:
         axes_type();
@@ -2783,7 +2783,7 @@ namespace matplot {
 
         // colors for children object
         std::array<float, 4> color_{0, 1.0, 1.0, 1.0};
-        std::array<float, 4> color_outside_{0, 0.97, 0.97, 0.97};
+        std::array<float, 4> color_outside_{0, 0.97f, 0.97f, 0.97f};
         std::vector<std::array<float, 4>> colororder_{
             default_color(0), default_color(1), default_color(2),
             default_color(3), default_color(4), default_color(5),

source/matplot/core/axis_type.h

@@ -132,7 +132,7 @@ namespace matplot {
         float tickangle_{0};
         std::vector<std::string> ticklabels_;
         bool ticklabels_mode_{true};
-        std::array<float, 4> color_{0, 0.15, 0.15, 0.15};
+        std::array<float, 4> color_{0, 0.15f, 0.15f, 0.15f};
         float tick_length_{0.75};
 
         // minor tics

source/matplot/core/figure_type.h

@@ -297,11 +297,11 @@ namespace matplot {
         std::string name_;
         std::string title_;
         color_array title_color_{0, 0, 0, 0};
-        float title_font_size_multiplier_{1.4};
+        float title_font_size_multiplier_{1.4f};
         size_t number_{1};
         bool number_title_{true};
         // ARGB
-        color_array color_{0., 0.9400, 0.9400, 0.9400};
+        color_array color_{0., 0.94f, 0.94f, 0.94f};
         bool custom_color_{false}; // was this color defined by the user
         std::string font_{"Helvetica"};
         float font_size_{10.};

source/matplot/core/line_spec.h

@@ -159,21 +159,21 @@ namespace matplot {
         // linewidth 3 linetype 4 unset label
       private:
         // Line
-        std::array<float, 4> color_{0, 0, 0.4470, 0.7410};
+        std::array<float, 4> color_{0, 0, 0.447f, 0.741f};
         // Did the user provide a color or is the color just a placeholder
         bool user_color_{false};
         enum line_style line_style_ { line_style::none };
         float line_width_{0.5000};
 
         // Marker
         enum marker_style marker_style_ { marker_style::none };
-        std::array<float, 4> marker_color_{0, 0, 0.4470, 0.7410};
+        std::array<float, 4> marker_color_{0, 0, 0.447f, 0.741f};
         bool marker_user_color_{false};
         std::string custom_marker_{""};
         float marker_size_{6};
 
         // Marker face
-        std::array<float, 4> marker_face_color_{0, 0.84, 1., 1.};
+        std::array<float, 4> marker_face_color_{0, 0.84f, 1., 1.};
         bool marker_face_user_color_{false};
         bool marker_face_ = false;