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d1str4ught
2025-08-18 19:46:48 +02:00
parent 65582e25ec
commit 4be475f111
1334 changed files with 456590 additions and 0 deletions
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77
src/EterLib/GrpColor.cpp Normal file
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#include "StdAfx.h"
#include "GrpColor.h"
CGraphicColor::CGraphicColor()
{
Clear();
}
CGraphicColor::CGraphicColor(const CGraphicColor& c_rSrcColor)
{
Set(c_rSrcColor);
}
CGraphicColor::CGraphicColor(float r, float g, float b, float a)
{
Set(r, g, b, a);
}
CGraphicColor::CGraphicColor(DWORD color)
{
Set(color);
}
CGraphicColor::~CGraphicColor()
{
}
void CGraphicColor::Clear()
{
Set(1.0f, 1.0f, 1.0f, 1.0f);
}
void CGraphicColor::Set(float r, float g, float b, float a)
{
m_r=r;
m_g=g;
m_b=b;
m_a=a;
}
void CGraphicColor::Set(const CGraphicColor& c_rSrcColor)
{
m_r=c_rSrcColor.m_r;
m_g=c_rSrcColor.m_g;
m_b=c_rSrcColor.m_b;
m_a=c_rSrcColor.m_a;
}
void CGraphicColor::Blend(float p, const CGraphicColor& c_rSrcColor, const CGraphicColor& c_rDstColor)
{
float q=1.0f-p;
m_r=c_rSrcColor.m_r*q+c_rDstColor.m_r*p;
m_g=c_rSrcColor.m_g*q+c_rDstColor.m_g*p;
m_b=c_rSrcColor.m_b*q+c_rDstColor.m_b*p;
m_a=c_rSrcColor.m_a*q+c_rDstColor.m_a*p;
}
void CGraphicColor::Set(DWORD pack)
{
m_b = (pack & 0xff) / 255.0f; pack >>= 8;
m_g = (pack & 0xff) / 255.0f; pack >>= 8;
m_r = (pack & 0xff) / 255.0f; pack >>= 8;
m_a = (pack) / 255.0f;
}
DWORD CGraphicColor::GetPackValue() const
{
DWORD packValue=0;
packValue = int(255.0f * m_a);packValue <<= 8;
packValue |= int(255.0f * m_r);packValue <<= 8;
packValue |= int(255.0f * m_g);packValue <<= 8;
packValue |= int(255.0f * m_b);
return packValue;
}