Day 2 with delay :(

exercise/01/color.cpp

@@ -0,0 +1,66 @@
+#include "stdafx.h"
+#include "color.h"
+#include <Windows.h>
+
+//  Error	C2678	binary '==': no operator found which takes a left - hand operand of type 'const T'
+bool color::operator==(const color& other) const
+{
+  return red == other.red && green == other.green && blue == other.blue;
+}
+
+double color::get_red() const
+{
+  return red;
+}
+
+double color::get_green() const
+{
+  return green;
+}
+
+double color::get_blue() const
+{
+  return blue;
+}
+
+
+double setToValidRange(double val)
+{
+  if (val < 0.0)
+    val = 0.0;
+  else if (val > 1.0)
+    val = 1.0;
+  return val;
+
+}
+
+void color::set_red(double red)
+{
+  this->red = setToValidRange(red);
+}
+void color::set_green(double green)
+{
+  this->green = setToValidRange(green);
+}
+void color::set_blue(double blue)
+{
+  this->blue = setToValidRange(blue);
+}
+
+color::color(double red, double green, double blue)
+{
+  set_red(red);
+  set_green(green);
+  set_blue(blue);
+}
+
+unsigned long color::get_color_ref() const
+{
+  return RGB(static_cast<int>(red * 255), static_cast<int>(green * 255), static_cast<int>(blue * 255));
+  //return RGB((int)red * 255, (int)green * 255, (int)blue * 255);
+}
+
+double color::get_luminance() const
+{
+  return 0.2126*red + 0.7152*green + 0.0722*blue;
+}

exercise/01/color.h

@@ -0,0 +1,26 @@
+#pragma once
+
+class color
+{
+private:
+  double red;
+  double green;
+  double blue;
+
+public:
+  color(double r = 0.0, double g = 0.0, double b = 0.0);
+  double get_red() const;
+  double get_green() const;
+  double get_blue() const;
+
+  void set_red(double value);
+  void set_green(double value);
+  void set_blue(double value);
+
+  //  Error	C2678	binary '==': no operator found which takes a left - hand operand of type 'const T'
+  bool operator==(const color& other) const;
+
+  unsigned long get_color_ref() const;
+  double get_luminance() const;
+
+};

exercise/01/colorD.cpp

@@ -0,0 +1,48 @@
+#include "stdafx.h"
+#include "color.h"
+#include <algorithm>
+ const double color_min = 0.0;
+const double color_max = 1.0;
+ color::color(double r, double g, double b) :
+    red(std::clamp(r, color_min, color_max)),
+    green(std::clamp(g, color_min, color_max)),
+    blue(std::clamp(b, color_min, color_max))
+{ }
+ double color::get_red() const
+{
+  return red;
+}
+ double color::get_green() const
+{
+  return green;
+}
+ double color::get_blue() const
+{
+  return blue;
+}
+ void color::set_red(const double value)
+{
+  red = std::clamp(value, color_min, color_max);
+}
+ void color::set_green(const double value)
+{
+  green = std::clamp(value, color_min, color_max);
+}
+ void color::set_blue(const double value)
+{
+  blue = std::clamp(value, color_min, color_max);
+}
+ bool color::operator==(const color& other) const
+{
+  return red == other.red && green == other.green && blue == other.blue;
+}
+ COLORREF color::get_color_ref() const
+{
+  return RGB(static_cast<BYTE> (red * 255),
+    static_cast<BYTE> (green * 255),
+    static_cast<BYTE> (blue * 255));
+}
+ double color::get_luminance() const
+{
+  return 0.2126 * red + 0.7152 * green + 0.0722* blue;
+}

exercise/01/colorD.h

@@ -0,0 +1,20 @@
+#pragma once
+#include <windows.h>
+ class color
+{
+public:
+  color(double r = 0.0, double g = 0.0, double b = 0.0);
+   double get_red() const;
+  double get_green() const;
+  double get_blue() const;
+   void set_red(double value);
+  void set_green(double value);
+  void set_blue(double value);
+   bool operator==(const color& other) const;
+   COLORREF get_color_ref() const;
+  double get_luminance() const;
+ private:
+  double red;
+  double green;
+  double blue;
+};

exercise/01/color_test.cpp

@@ -66,7 +66,7 @@ namespace color_test
 			Assert::AreEqual(a, b);
 			Assert::AreEqual(a, c);
 		}
-
+    
 		TEST_METHOD(test_conversion_colorref)
 		{
 			Assert::AreEqual(RGB(255,   0,   0), color( 1, 0, 0 ).get_color_ref());
@@ -84,6 +84,6 @@ namespace color_test
 			Assert::AreEqual(0.0722, color( 0, 0, 1 ).get_luminance());
 			Assert::AreEqual(    1., color( 1, 1, 1 ).get_luminance());
 		}
-
+    
 	};
 }

exercise/01/color_test.sln

@@ -0,0 +1,31 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.28010.2050
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "color_test", "color_test.vcxproj", "{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Debug|x64.ActiveCfg = Debug|x64
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Debug|x64.Build.0 = Debug|x64
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Debug|x86.ActiveCfg = Debug|Win32
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Debug|x86.Build.0 = Debug|Win32
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Release|x64.ActiveCfg = Release|x64
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Release|x64.Build.0 = Release|x64
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Release|x86.ActiveCfg = Release|Win32
+		{F6408CAA-4C86-4D98-8D13-9AF4DF77D23B}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {8A6DA6F2-69B3-42AA-BE15-F8B8E72FECF2}
+	EndGlobalSection
+EndGlobal