removed git history

Minecraft.World/Color.cpp

@@ -0,0 +1,97 @@
+#include "stdafx.h"
+
+#include "Color.h"
+
+//Creates an opaque sRGB color with the specified red, green, and blue values in the range (0.0 - 1.0).
+//Alpha is defaulted to 1.0. The actual color used in rendering depends on finding the best match given the color space
+//available for a particular output device.
+//Parameters:
+//r - the red component
+//g - the green component
+//b - the blue component
+//Throws:
+//IllegalArgumentException - if r, g or b are outside of the range 0.0 to 1.0, inclusive
+Color::Color( float r, float g, float b)
+{
+	assert( r >= 0.0f && r <= 1.0f );
+	assert( g >= 0.0f && g <= 1.0f );
+	assert( b >= 0.0f && b <= 1.0f );
+
+	//argb
+	colour = ( (0xFF<<24) | ( static_cast<int>(r * 255)<<16 ) | ( static_cast<int>(g * 255)<<8 ) | static_cast<int>(b * 255) );
+}
+
+Color::Color( int r, int g, int b)
+{
+	colour = ( (0xFF<<24) | ( (r&0xff)<<16 ) | ( (g&0xff)<<8 ) | ( (b&0xff) ) );
+}
+
+
+//Creates a Color object based on the specified values for the HSB color model.
+//The s and b components should be floating-point values between zero and one (numbers in the range 0.0-1.0).
+//The h component can be any floating-point number. The floor of this number is subtracted from it to create a fraction between 0 and 1.
+//This fractional number is then multiplied by 360 to produce the hue angle in the HSB color model.
+//
+//Parameters:
+//h - the hue component
+//s - the saturation of the color
+//b - the brightness of the color
+//Returns:
+//a Color object with the specified hue, saturation, and brightness.
+Color Color::getHSBColor(float hue, float saturation, float brightness)
+{
+	int r = 0, g = 0, b = 0;
+    if (saturation == 0)
+	{
+	    r = g = b = static_cast<int>(brightness * 255.0f + 0.5f);
+	}
+	else
+	{
+	    float h = (hue - (float)floor(hue)) * 6.0f;
+	    float f = h - (float)floor(h);
+	    float p = brightness * (1.0f - saturation);
+	    float q = brightness * (1.0f - saturation * f);
+	    float t = brightness * (1.0f - (saturation * (1.0f - f)));
+	    switch (static_cast<int>(h))
+		{
+			case 0:
+				r = static_cast<int>(brightness * 255.0f + 0.5f);
+				g = static_cast<int>(t * 255.0f + 0.5f);
+				b = static_cast<int>(p * 255.0f + 0.5f);
+			break;
+			case 1:
+				r = static_cast<int>(q * 255.0f + 0.5f);
+				g = static_cast<int>(brightness * 255.0f + 0.5f);
+				b = static_cast<int>(p * 255.0f + 0.5f);
+			break;
+			case 2:
+				r = static_cast<int>(p * 255.0f + 0.5f);
+				g = static_cast<int>(brightness * 255.0f + 0.5f);
+				b = static_cast<int>(t * 255.0f + 0.5f);
+			break;
+			case 3:
+				r = static_cast<int>(p * 255.0f + 0.5f);
+				g = static_cast<int>(q * 255.0f + 0.5f);
+				b = static_cast<int>(brightness * 255.0f + 0.5f);
+			break;
+			case 4:
+				r = static_cast<int>(t * 255.0f + 0.5f);
+				g = static_cast<int>(p * 255.0f + 0.5f);
+				b = static_cast<int>(brightness * 255.0f + 0.5f);
+			break;
+			case 5:
+				r = static_cast<int>(brightness * 255.0f + 0.5f);
+				g = static_cast<int>(p * 255.0f + 0.5f);
+				b = static_cast<int>(q * 255.0f + 0.5f);
+			break;
+	    }
+	}
+
+
+	return Color( r, g, b );
+}
+
+int Color::getRGB()
+{
+	return colour;
+}