#include?“Blade.h“
#include?
#include?
//#include?
#include??
//#include?

Blade::Blade（）
{
	winWidth?=?0;
	winHeight?=?0;
	mousePosX?=?0;
	mousePosY?=?0;

	vertexArrStartPos?=?0;
	//vertexArrEndPos?=?0;

	pointCount?=?0;
	drawFlag?=?0;
	mouseDownFlag?=?0;	
	
	sampleInterval?=?0.015f;
	fadeInterval?=?0.02f;

	bladeThreshold?=?0.032f;

	init（）;
}

Blade::~Blade（）
{}

void?Blade::calcSideVertex（GLfloat?*startVertex?GLfloat?*endVertex?GLfloat?returnSideVertex[][2]?GLfloat?sideWidth?GLfloat?end2StartRatio）
{
	GLfloat?tmpAngle?=?0.0;
	GLfloat?tmpVertex[2]?=?{0.0f?0.0f};
	GLfloat?tmpSideVertex[2][2]?=?{{0.0f?0.0f}?{0.0f?0.0f}};
	GLfloat?tmpResult?=?0.0;

	tmpAngle?=?atan（（endVertex[1]?-?startVertex[1]）/（endVertex[0]?-?startVertex[0]））;

	tmpVertex[0]?=?endVertex[0]-（endVertex[0]-startVertex[0]）*end2StartRatio;
	tmpVertex[1]?=?endVertex[1]-（endVertex[1]-startVertex[1]）*end2StartRatio;

	if?（endVertex[0]?>?startVertex[0]）?{
		tmpSideVertex[0][0]?=?tmpVertex[0]?+?（sideWidth?*?sin（tmpAngle））;
		tmpSideVertex[0][1]?=?tmpVertex[1]?-?（sideWidth?*?cos（tmpAngle））;
		tmpSideVertex[1][0]?=?tmpVertex[0]?-?（sideWidth?*?sin（tmpAngle））;
		tmpSideVertex[1][1]?=?tmpVertex[1]?+?（sideWidth?*?cos（tmpAngle））;
	}?else?{
		tmpSideVertex[0][0]?=?tmpVertex[0]?-?（sideWidth?*?sin（tmpAngle））;
		tmpSideVertex[0][1]?=?tmpVertex[1]?+?（sideWidth?*?cos（tmpAngle））;
		tmpSideVertex[1][0]?=?tmpVertex[0]?+?（sideWidth?*?sin（tmpAngle））;
		tmpSideVertex[1][1]?=?tmpVertex[1]?-?（sideWidth?*?cos（tmpAngle））;
	}

	//判斷點在向量的左邊還是右邊
	tmpResult?=?（startVertex[0]?-?tmpSideVertex[0][0]）*（endVertex[1]?-?tmpSideVertex[0][1]）?-?（startVertex[1]?-?tmpSideVertex[0][1]）*（endVertex[0]?-?tmpSideVertex[0][0]）;
	if?（tmpResult?>?0.0f）?{
		returnSideVertex[0][0]?=?tmpSideVertex[1][0];
		returnSideVertex[0][1]?=?tmpSideVertex[1][1];
		returnSideVertex[1][0]?=?tmpSideVertex[0][0];
		returnSideVertex[1][1]?=?tmpSideVertex[0][1];
	}?else?{
		returnSideVertex[0][0]?=?tmpSideVertex[0][0];
		returnSideVertex[0][1]?=?tmpSideVertex[0][1];
		returnSideVertex[1][0]?=?tmpSideVertex[1][0];
		returnSideVertex[1][1]?=?tmpSideVertex[1][1];
	}
}

void?Blade::init（void）
{
	int?i?=?0;

	for?（i?=?0;?i?		bodyVertex[i][0]?=?0.0f;
		bodyVertex[i][1]?=?0.0f;

		uniformSideVertex[i][0][0]?=?0.0f;
		uniformSideVertex[i][0][1]?=?0.0f;
		uniformSideVertex[i][1][0]?=?0.0f;
		uniformSideVertex[i][1][1]?=?0.0f;

		outerSideVertex[i][0][0]?=?0.0f;
		outerSideVertex[i][0][1]?=?0.0f;
		outerSideVertex[i][1][0]?=?0.0f;
		outerSideVertex[i][1][1]?=?0.0f;

		innerSideVertex[i][0][0]?=?0.0f;
		innerSideVertex[i][0][1]?=?0.0f;
		innerSideVertex[i][1][0]?=?0.0f;
		innerSideVertex[i][1][1]?=?0.0f;		
	}
}

void?Blade::vertexSampling（）
{
	int?tmpIndex1?=?0?tmpIndex2?=?0;
	GLfloat?uniformX?=?0.0f?uniformY?=?0.0f;
	GLfloat?realX?=?0.0f?realY?=?0.0f;
	drawFlag?=?0;
	pointCount++;

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

?????文件??????48640??2012-05-07?21:56??水果刀\Debug\水果刀.exe

?????文件?????364004??2012-05-07?21:56??水果刀\Debug\水果刀.ilk

?????文件?????502784??2012-05-07?21:56??水果刀\Debug\水果刀.pdb

?????文件???????9471??2012-04-13?17:46??水果刀\水果刀\Blade.cpp

?????文件???????1469??2012-04-12?09:29??水果刀\水果刀\Blade.h

?????文件??????29381??2012-05-07?21:56??水果刀\水果刀\Debug\Blade.obj

?????文件???????9142??2012-05-07?21:56??水果刀\水果刀\Debug\BuildLog.htm

?????文件?????????67??2012-05-07?21:56??水果刀\水果刀\Debug\mt.dep

?????文件??????30566??2012-05-07?21:56??水果刀\水果刀\Debug\Ninjia.obj

?????文件?????347136??2012-05-07?21:56??水果刀\水果刀\Debug\vc90.idb

?????文件?????110592??2012-05-07?21:56??水果刀\水果刀\Debug\vc90.pdb

?????文件????????663??2012-05-07?21:56??水果刀\水果刀\Debug\水果刀.exe.embed.manifest

?????文件????????728??2012-05-07?21:56??水果刀\水果刀\Debug\水果刀.exe.embed.manifest.res

?????文件????????621??2012-05-07?21:56??水果刀\水果刀\Debug\水果刀.exe.intermediate.manifest

?????文件???????1693??2012-04-13?17:44??水果刀\水果刀\Ninjia.cpp

?????文件???????4036??2012-05-07?21:56??水果刀\水果刀\水果刀.vcproj

?????文件???????1413??2012-05-07?22:17??水果刀\水果刀\水果刀.vcproj.DIST-MZM.yeyan.user

?????文件????2722816??2012-05-07?22:17??水果刀\水果刀.ncb

?????文件????????893??2012-05-07?21:55??水果刀\水果刀.sln

????..A..H.??????9216??2012-05-07?22:17??水果刀\水果刀.suo

?????目錄??????????0??2012-05-07?21:56??水果刀\水果刀\Debug

?????目錄??????????0??2012-05-07?21:56??水果刀\Debug

?????目錄??????????0??2012-05-07?21:56??水果刀\水果刀

?????目錄??????????0??2012-05-07?21:56??水果刀

-----------?---------??----------?-----??----

??????????????4195331????????????????????24