sky.cpp

#include "sky.h"

Sky::Sky()
{
	X = 0;
	Y = 0;
	Z = 0;
	R = 100;
}
void Sky::InitSky(float skyX, float skyY, float skyZ, float skyR, unsigned int texture)
{
	X = skyX;
	Y = skyY;
	Z = skyZ;
	R = skyR;
	T = texture;
	qobj = gluNewQuadric();
	gluQuadricNormals(qobj, GLU_SMOOTH);
	gluQuadricTexture(qobj, GL_TRUE);
}

void Sky::ShowSky()
{
	glDisable(GL_LIGHTING);

	static float r = 0.0;
	r += 0.08;

	glPushMatrix();
	glCullFace(GL_BACK);
	glBindTexture(GL_TEXTURE_2D, T);
	glTranslatef(X, Y, Z);
	glRotatef(r, 0.0f, 10.0f, 0.0f); //天空慢慢旋转,模拟云流动
	glRotatef(90, 1, 0, 0);
	glColor4f(1, 1, 1, 1);
	gluSphere(qobj, R, 32, 32);
	glPopMatrix();

	glEnable(GL_LIGHTING);
}

float Sky::GetSkyR()
{
	return R;
}
float Sky::GetSkyX()
{
	return X;
}
float Sky::GetSkyY()
{
	return Y;
}
float Sky::GetSkyZ()
{
	return Z;
}