void display(void)
{
GLfloat low_ambient[] = { 0.1, 0.1, 0.1, 1.0 };
GLfloat more_ambient[] = { 0.4, 0.4, 0.4, 1.0 };
GLfloat most_ambient[] = { 1.0, 1.0, 1.0, 1.0 };
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
/* material has small ambient reflection */
glMaterialfv(GL_FRONT, GL_AMBIENT, low_ambient);
glMaterialf(GL_FRONT, GL_SHININESS, 40.0);
glPushMatrix ();
glTranslatef (0.0, 2.0, 0.0);
auxSolidTeapot(1.0);
glPopMatrix ();
/* material has moderate ambient reflection */
glMaterialfv(GL_FRONT, GL_AMBIENT, more_ambient);
glPushMatrix ();
glTranslatef (0.0, 0.0, 0.0);
auxSolidTeapot(1.0);
glPopMatrix ();
/* material has large ambient reflection */
glMaterialfv(GL_FRONT, GL_AMBIENT, most_ambient);
glPushMatrix ();
glTranslatef (0.0, -2.0, 0.0);
auxSolidTeapot(1.0);
glPopMatrix ();
glFlush();
}
void display(void)
{
GLdouble eqn[4] = {1.0, 0.0, -1.0, 1.0};
GLfloat two_side_on[] = { GL_TRUE };
GLfloat two_side_off[] = { GL_FALSE };
GLfloat mat_diffuse[] = { 0.8, 0.8, 0.8, 1.0 };
GLfloat back_diffuse[] = { 0.8, 0.2, 0.8, 1.0 };
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix ();
glClipPlane (GL_CLIP_PLANE0, eqn); /* slice objects */
glEnable (GL_CLIP_PLANE0);
glPushMatrix ();
glTranslatef (0.0, 2.0, 0.0);
auxSolidTeapot(1.0); /* one-sided lighting */
glPopMatrix ();
/* two-sided lighting, but same material */
glLightModelf (GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);
glMaterialfv (GL_FRONT_AND_BACK, GL_DIFFUSE, mat_diffuse);
glPushMatrix ();
glTranslatef (0.0, 0.0, 0.0);
auxSolidTeapot(1.0);
glPopMatrix ();
/* two-sided lighting, two different materials */
glMaterialfv (GL_FRONT, GL_DIFFUSE, mat_diffuse);
glMaterialfv (GL_BACK, GL_DIFFUSE, back_diffuse);
glPushMatrix ();
glTranslatef (0.0, -2.0, 0.0);
auxSolidTeapot(1.0);
glPopMatrix ();
glLightModelf (GL_LIGHT_MODEL_TWO_SIDE, GL_FALSE);
glDisable (GL_CLIP_PLANE0);
glPopMatrix ();
glFlush();
}
void RenderRedTeapot(GLfloat x,GLfloat y,GLfloat z)
{
GLfloat mat[3];
//GLfloat mat_shininess[]={50.0};
glPushMatrix();
glTranslatef(x,y,z);
mat[0]=0.0;mat[1]=0.0;mat[2]=1.0;
glMaterialfv(GL_FRONT,GL_AMBIENT,mat);
mat[0]=0.8;mat[1]=0.86;mat[2]=1.0;
glMaterialfv(GL_FRONT,GL_DIFFUSE,mat);
mat[0]=1.0;mat[1]=1.0;mat[2]=1.0;
glMaterialfv(GL_FRONT,GL_SPECULAR,mat);
glMaterialf(GL_FRONT,GL_SHININESS,0.6*128.0);
auxSolidTeapot(1.0);
glPopMatrix();
}
void renderTeapot (GLfloat x, GLfloat y, GLfloat z,
GLfloat ambr, GLfloat ambg, GLfloat ambb,
GLfloat difr, GLfloat difg, GLfloat difb,
GLfloat specr, GLfloat specg, GLfloat specb, GLfloat shine)
{
float mat[4];
glPushMatrix();
glTranslatef (x, y, z);
mat[0] = ambr; mat[1] = ambg; mat[2] = ambb; mat[3] = 1.0;
glMaterialfv (GL_FRONT, GL_AMBIENT, mat);
mat[0] = difr; mat[1] = difg; mat[2] = difb;
glMaterialfv (GL_FRONT, GL_DIFFUSE, mat);
mat[0] = specr; mat[1] = specg; mat[2] = specb;
glMaterialfv (GL_FRONT, GL_SPECULAR, mat);
glMaterialf (GL_FRONT, GL_SHININESS, shine*128.0);
auxSolidTeapot(0.5);
glPopMatrix();
}
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////Draw Primitivs//////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
void DrawPrimitivs(void)
{
//Draw triangle!
glPushMatrix();
glLoadIdentity();
glRotated(180,0,1,0);
glRotated(30,1,0,0);
glTranslated(2,1,0);
glBegin(GL_TRIANGLES);
glColor3d(1,0,0);
glVertex3d(0,0,0);
glColor3d(0,1,0);
glVertex3d(-2,3,0);
glColor3d(0,0,1);
glVertex3d(2,4,0);
glEnd();
glPopMatrix();
//Draw small teapot
glPushMatrix();
glLoadIdentity();
glTranslated(3,3,-5);
glRotated(time,1.,1.,1.);
glColor3d(0,1,0);
auxSolidTeapot(1);
time++;
glPopMatrix();
//Draw small box
glPushMatrix();
glLoadIdentity();
glTranslated(3,-3,-5);
glRotated(time,1.,1.,1.);
glColor3d(0,0,1);
auxSolidBox(2,2,2);
glPopMatrix();
}
CEE3DINPROC_API void _stdcall CeE3DSolidTeapot(GLdouble a) {
auxSolidTeapot(a);
}
