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// 
// CPixelRGB565.cpp 
// 
 
#include "CBasePixel.h" 
#include "CPixelRGB565.h" 
 
////////////////////////////////////////////////////////////////////// 
CPixelRGB565::CPixelRGB565() 
{ 
} 
 
CPixelRGB565::~CPixelRGB565() 
{ 
} 
 
void CPixelRGB565::ConvertByCover(unsigned char * inPixel) 
{ 
	if (inPixel) 
	{ 
		*inPixel = m_Mask[0]; 
		inPixel++; 
		*inPixel = m_Mask[1]; 
	} 
} 
 
void CPixelRGB565::SideEffectColorChanged(void) 
{ 
	CBasePixel::SideEffectColorChanged(); 
 
	const unsigned int bits565[] = {0xF800, 0x07E0, 0x001F}; // RGB 
	// Caculate the mask bits 
	unsigned int  wMask, wTemp; 
	wTemp  = unsigned int (m_TargetB / 256. * 32); 
	wMask  = wTemp & bits565[2]; 
	wTemp  = unsigned int (m_TargetG / 256. * 64); 
	wTemp  = wTemp << 5; 
	wMask += wTemp & bits565[1]; 
	wTemp  = unsigned int (m_TargetR / 256. * 32); 
	wTemp  = wTemp << 11; 
	wMask += wTemp & bits565[0]; 
	// Store the high byte and low byte seperately 
	m_Mask[0] = wMask & 0xff; 
	wMask     = wMask >> 8; 
	m_Mask[1] = wMask & 0xff; 
}