color_indexes.h

// Created by camilo on 2022-11-08 23:36 <3ThomasBorregaardSorensen!!
#pragma once
 
 
//#pragma pack(push, color_indexes, 1)
 
 
struct color_indexes
{
 
   union
   {
 
      ::u8 m_ba[4];
 
      // m_ba[0] red index
      // m_ba[1] green index
      // m_ba[2] blue index
      // m_ba[3] opacity index
 
 
      struct
      {
 
         ::u8 m_u8IndexRed;
         ::u8 m_u8IndexGreen;
         ::u8 m_u8IndexBlue;
         ::u8 m_u8IndexOpacity;
 
      };
 
      ::u32 m_u32;
 
   };
 
 
   constexpr color_indexes();
 
   constexpr color_indexes(const color_indexes & indexes) = default;
   //{
 
   //   m_u8IndexOpacity = indexes.m_u8IndexOpacity;
   //   m_u8IndexRed = indexes.m_u8IndexRed;
   //   m_u8IndexGreen = indexes.m_u8IndexGreen;
   //   m_u8IndexBlue = indexes.m_u8IndexBlue;
 
   //}
 
 
   constexpr color_indexes(
      ::u8 u8IndexRed,
      ::u8 u8IndexGreen,
      ::u8 u8IndexBlue,
      ::u8 u8IndexOpacity) :
      m_u8IndexRed(u8IndexRed),
      m_u8IndexGreen(u8IndexGreen),
      m_u8IndexBlue(u8IndexBlue),
      m_u8IndexOpacity(u8IndexOpacity)
   {
 
   }
 
 
   constexpr ::u8 red() const { return m_ba[0]; }
   constexpr ::u8 green() const { return m_ba[1]; }
   constexpr ::u8 blue() const { return m_ba[2]; }
   constexpr ::u8 opacity() const { return m_ba[3]; }
 
 
   constexpr ::u8 operator[](::u8 u) const { return m_ba[u]; }
 
 
};
 
 
//#pragma pack(pop, color_indexes)
 
 
constexpr inline color_indexes bgra_indexes() { return { 2, 1, 0, 3 }; }
constexpr inline color_indexes rgba_indexes() { return { 0, 1, 2, 3 }; }
constexpr inline color_indexes rbga_indexes() { return { 0, 2, 1, 3 }; }
 
 
#include "_configuration.h"
 
 
constexpr color_indexes::color_indexes() :
   color_indexes(common_system_image_color_indexes())
{
 
}