#include?
#include?“CTargaImage.h“

CTargaImage::CTargaImage（）?:?m_pImageData（NULL）
{
}

CTargaImage::~CTargaImage（）
{
	Release（）;
}

void?CTargaImage::SwapRedBlue（）
{
	switch?（m_colorDepth）
	{
	case?32:
		{
			unsigned?char?temp;
			rgba_t*?source?=?（rgba_t*）m_pImageData;

			for?（int?pixel?=?0;?pixel?			{
				temp?=?source[pixel].b;
				source[pixel].b?=?source[pixel].r;
				source[pixel].r?=?temp;
			}
		}?break;
	case?24:
		{
			unsigned?char?temp;
			rgb_t*?source?=?（rgb_t*）m_pImageData;

			for?（int?pixel?=?0;?pixel?			{
				temp?=?source[pixel].b;
				source[pixel].b?=?source[pixel].r;
				source[pixel].r?=?temp;
			}
		}?break;
	default:
		//?ignore?other?color?depths
		break;
	}
}

bool?CTargaImage::Load（const?char?*filename）
{
	FILE?*pFile?=?fopen（filename?“rb“）;

	if?（!pFile）
		return?false;

	tgaheader_t?tgaHeader;

	//?read?the?TGA?header
	fread（&tgaHeader?1?sizeof（tgaheader_t）?pFile）;

	//?see?if?the?image?type?is?one?that?we?support?（RGB?RGB?RLE?GRAYSCALE?GRAYSCALE?RLE）
	if?（?（（tgaHeader.imageTypeCode?!=?TGA_RGB）?&&?（tgaHeader.imageTypeCode?!=?TGA_GRAYSCALE）?&&?
		?（tgaHeader.imageTypeCode?!=?TGA_RGB_RLE）?&&?（tgaHeader.imageTypeCode?!=?TGA_GRAYSCALE_RLE））?||
		?tgaHeader.colorMapType?!=?0）
	{
		fclose（pFile）;
		return?false;
	}

	//?get?image?width?and?height
	m_width?=?tgaHeader.width;
	m_height?=?tgaHeader.height;

	//?colormode?->?3?=?BGR?4?=?BGRA
	int?colorMode?=?tgaHeader.bpp?/?8;

	//?we?don‘t?handle?less?than?24?bit
	if?（colorMode?	{
		fclose（pFile）;
		return?false;
	}

	m_imageSize?=?m_width?*?m_height?*?colorMode;

	//?allocate?memory?for?TGA?image?data
	m_pImageData?=?new?unsigned?char[m_imageSize];

	//?skip?past?the?id?if?there?is?one
	if?（tgaHeader.idLength?>?0）
		fseek（pFile?SEEK_CUR?tgaHeader.idLength）;

	//?read?image?data
	if?（tgaHeader.imageTypeCode?==?TGA_RGB?||?tgaHeader.imageTypeCode?==?TGA_GRAYSCALE）
	{
		fread（m_pImageData?1?m_imageSize?pFile）;
	}
	else?
	{
		//?this?is?an?RLE?compressed?image
		unsigned?char?id;
		unsigned?char?length;
		rgba_t?color?=?{?0?0?0?0?};
		unsigned?int?i?=?0;

		while?（i?		{
			id?=?fgetc（pFile）;

			//?see?if?this?is?run?length?data
			if?（id?>=?128）//?&?0x80）
			{
				//?find?the?run?length
				length?=?（unsigned?char）（id?-?127）;

				//?next?3?（or?4）?bytes?are?the?repeated?values
				color.b?=?（unsigned?char）fgetc（pFile）;
				color.g?=?（unsigned?char）fgetc（pFile）;
				color.r?=?（unsigned?char）fgetc（pFile）;

				if?（colorMode?==?4）
					color.a?=?（unsigned?char）fgetc（pFile）;

				//?save?everything?in?this?run
				while?（length?>?0）
				{
					m_pImageData[i++]?=?color.b;
					m_pImageData[i++]?=?color.g;
					m_pImageData[i++]?=?color.r;

					if?（colorMode?==?4）
						m_pImageData[i++]?=?color.a;

					--length;
				}
			}
			else
			

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????1715200??2010-11-08?12:51??實驗報告\wendang.doc

?????文件???????7038??2004-02-09?20:23??源代碼\MYMAZE\CTargaImage.cpp

?????文件???????2241??2009-12-08?09:57??源代碼\MYMAZE\CTargaImage.h

?????文件?????197147??2004-02-09?20:29??源代碼\MYMAZE\data\map\Brick.tga

?????文件???????4225??2004-02-09?20:24??源代碼\MYMAZE\data\map\heightmap.raw

?????文件?????197147??2004-02-09?20:30??源代碼\MYMAZE\data\map\Marble.tga

?????文件?????194727??2004-02-09?07:38??源代碼\MYMAZE\data\map\water.tga

?????文件?????786476??2004-02-09?20:27??源代碼\MYMAZE\data\skybox\bk.tga

?????文件?????786971??2004-02-09?20:28??源代碼\MYMAZE\data\skybox\dn.tga

?????文件?????786476??2004-02-09?20:28??源代碼\MYMAZE\data\skybox\ft.tga

?????文件?????786476??2004-02-09?20:28??源代碼\MYMAZE\data\skybox\lt.tga

?????文件???????4585??2004-02-09?20:28??源代碼\MYMAZE\data\skybox\Morning?Dew.nfo

?????文件????????140??2004-02-09?20:28??源代碼\MYMAZE\data\skybox\readme.txt

?????文件?????786476??2004-02-09?20:29??源代碼\MYMAZE\data\skybox\rt.tga

?????文件?????786971??2004-02-09?20:29??源代碼\MYMAZE\data\skybox\up.tga

?????文件?????145357??2004-02-09?20:23??源代碼\MYMAZE\data\模型\centaur\Centaur.tga

?????文件?????246120??2004-02-09?20:23??源代碼\MYMAZE\data\模型\centaur\Tris.md2

?????文件??????33344??2008-03-30?19:06??源代碼\MYMAZE\data\模型\knight\knight.jpg

?????文件?????320236??2004-01-30?06:50??源代碼\MYMAZE\data\模型\knight\knight.md2

?????文件?????196652??2009-12-09?14:35??源代碼\MYMAZE\data\模型\knight\knight.tga

?????文件?????129407??2004-02-09?20:25??源代碼\MYMAZE\data\模型\Necromicus\necromicus.tga

?????文件?????436652??2004-02-09?20:25??源代碼\MYMAZE\data\模型\Necromicus\tris.md2

?????文件??????69959??2004-02-09?20:26??源代碼\MYMAZE\data\模型\rhino\rhino.tga

?????文件?????418932??2004-02-09?20:27??源代碼\MYMAZE\data\模型\rhino\tris.md2

?????文件?????565040??2004-01-30?06:48??源代碼\MYMAZE\data\模型\丑牛\tris.MD2

?????文件?????192044??2009-12-11?19:30??源代碼\MYMAZE\data\模型\丑牛\tris.tga

?????文件?????259348??1999-12-23?16:52??源代碼\MYMAZE\data\模型\怪獸\goblin.md2

?????文件?????196652??2009-12-11?19:41??源代碼\MYMAZE\data\模型\怪獸\goblin.tga

?????文件?????362288??2000-05-10?11:42??源代碼\MYMAZE\data\模型\木乃伊\hueteotl.MD2

?????文件?????196652??2009-12-11?19:43??源代碼\MYMAZE\data\模型\木乃伊\hueteotl_b.tga

............此處省略36個文件信息