www.pudn.com > Jet.rar > JET.C

// Jet.c 
// OpenGL SuperBible, Chapter 6 
// Beginning of OpenGL lighting sample 
// Program by Richard S. Wright Jr. 
 
#include  
#include  
#include  
#include  
#include  
 
 
// Define a constant for the value of PI 
#define GL_PI 3.1415f 
 
// Rotation amounts 
static GLfloat xRot = 0.0f; 
static GLfloat yRot = 0.0f; 
 
 
// Called to draw scene 
void RenderScene(void) 
	{ 
	// Clear the window with current clearing color 
	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); 
 
	// Save matrix state and do the rotation 
	glPushMatrix(); 
	glRotatef(xRot, 1.0f, 0.0f, 0.0f); 
	glRotatef(yRot, 0.0f, 1.0f, 0.0f); 
 
 
	// Nose Cone ///////////////////////////// 
	// White 
	glColor3ub(255, 255, 255); 
	glBegin(GL_TRIANGLES); 
		glVertex3f(0.0f, 0.0f, 60.0f); 
		glVertex3f(-15.0f, 0.0f, 30.0f); 
		glVertex3f(15.0f,0.0f,30.0f); 
 
		// Black 
		glColor3ub(0,0,0); 
		glVertex3f(15.0f,0.0f,30.0f); 
		glVertex3f(0.0f, 15.0f, 30.0f); 
		glVertex3f(0.0f, 0.0f, 60.0f); 
	 
		// Red 
		glColor3ub(255,0,0); 
		glVertex3f(0.0f, 0.0f, 60.0f); 
		glVertex3f(0.0f, 15.0f, 30.0f); 
		glVertex3f(-15.0f,0.0f,30.0f); 
 
 
	// Body of the Plane //////////////////////// 
		// Green 
		glColor3ub(0,255,0); 
		glVertex3f(-15.0f,0.0f,30.0f); 
		glVertex3f(0.0f, 15.0f, 30.0f); 
		glVertex3f(0.0f, 0.0f, -56.0f); 
		 
		glColor3ub(255,255,0); 
		glVertex3f(0.0f, 0.0f, -56.0f); 
		glVertex3f(0.0f, 15.0f, 30.0f); 
		glVertex3f(15.0f,0.0f,30.0f);	 
	 
		glColor3ub(0, 255, 255); 
		glVertex3f(15.0f,0.0f,30.0f); 
		glVertex3f(-15.0f, 0.0f, 30.0f); 
		glVertex3f(0.0f, 0.0f, -56.0f); 
	 
	/////////////////////////////////////////////// 
	// Left wing 
	// Large triangle for bottom of wing 
		glColor3ub(128,128,128); 
		glVertex3f(0.0f,2.0f,27.0f); 
		glVertex3f(-60.0f, 2.0f, -8.0f); 
		glVertex3f(60.0f, 2.0f, -8.0f); 
	 
		glColor3ub(64,64,64); 
		glVertex3f(60.0f, 2.0f, -8.0f); 
		glVertex3f(0.0f, 7.0f, -8.0f); 
		glVertex3f(0.0f,2.0f,27.0f); 
	 
		glColor3ub(192,192,192); 
		glVertex3f(60.0f, 2.0f, -8.0f); 
		glVertex3f(-60.0f, 2.0f, -8.0f); 
		glVertex3f(0.0f,7.0f,-8.0f); 
	 
	// Other wing top section 
 
		glColor3ub(64,64,64); 
		glVertex3f(0.0f,2.0f,27.0f); 
		glVertex3f(0.0f, 7.0f, -8.0f); 
		glVertex3f(-60.0f, 2.0f, -8.0f); 
	 
	// Tail section/////////////////////////////// 
	// Bottom of back fin 
		glColor3ub(255,128,255); 
		glVertex3f(-30.0f, -0.50f, -57.0f); 
		glVertex3f(30.0f, -0.50f, -57.0f); 
		glVertex3f(0.0f,-0.50f,-40.0f); 
	 
		// top of left side 
		glColor3ub(255,128,0); 
		glVertex3f(0.0f,-0.5f,-40.0f); 
		glVertex3f(30.0f, -0.5f, -57.0f); 
		glVertex3f(0.0f, 4.0f, -57.0f); 
	 
		// top of right side 
		glColor3ub(255,128,0); 
		glVertex3f(0.0f, 4.0f, -57.0f); 
		glVertex3f(-30.0f, -0.5f, -57.0f); 
		glVertex3f(0.0f,-0.5f,-40.0f); 
	 
		// back of bottom of tail 
		glColor3ub(255,255,255); 
		glVertex3f(30.0f,-0.5f,-57.0f); 
		glVertex3f(-30.0f, -0.5f, -57.0f); 
		glVertex3f(0.0f, 4.0f, -57.0f); 
	 
		// Top of Tail section left 
		glColor3ub(255,0,0); 
		glVertex3f(0.0f,0.5f,-40.0f); 
		glVertex3f(3.0f, 0.5f, -57.0f); 
		glVertex3f(0.0f, 25.0f, -65.0f); 
	 
		glColor3ub(255,0,0); 
		glVertex3f(0.0f, 25.0f, -65.0f); 
		glVertex3f(-3.0f, 0.5f, -57.0f); 
		glVertex3f(0.0f,0.5f,-40.0f); 
 
		// Back of horizontal section 
		glColor3ub(128,128,128); 
		glVertex3f(3.0f,0.5f,-57.0f); 
		glVertex3f(-3.0f, 0.5f, -57.0f); 
		glVertex3f(0.0f, 25.0f, -65.0f); 
	 
	glEnd(); // Of Jet 
 
	glPopMatrix(); 
 
	// Display the results 
	glutSwapBuffers(); 
	} 
 
// This function does any needed initialization on the rendering 
// context.  
void SetupRC() 
	{ 
	glEnable(GL_DEPTH_TEST);	// Hidden surface removal 
	glEnable(GL_CULL_FACE);		// Do not calculate inside of jet 
	glFrontFace(GL_CCW);		// Counter clock-wise polygons face out 
 
	// Nice light blue 
	glClearColor(0.0f, 0.0f, 05.f,1.0f); 
	} 
 
void SpecialKeys(int key, int x, int y) 
	{ 
	if(key == GLUT_KEY_UP) 
		xRot-= 5.0f; 
 
	if(key == GLUT_KEY_DOWN) 
		xRot += 5.0f; 
 
	if(key == GLUT_KEY_LEFT) 
		yRot -= 5.0f; 
 
	if(key == GLUT_KEY_RIGHT) 
		yRot += 5.0f; 
 
	if(key > 356.0f) 
		xRot = 0.0f; 
 
	if(key < -1.0f) 
		xRot = 355.0f; 
 
	if(key > 356.0f) 
		yRot = 0.0f; 
 
	if(key < -1.0f) 
		yRot = 355.0f; 
 
	// Refresh the Window 
	glutPostRedisplay(); 
	} 
 
 
void ChangeSize(int w, int h) 
	{ 
	GLfloat nRange = 80.0f; 
	// Prevent a divide by zero 
	if(h == 0) 
		h = 1; 
 
	// Set Viewport to window dimensions 
    glViewport(0, 0, w, h); 
 
	// Reset coordinate system 
	glMatrixMode(GL_PROJECTION); 
	glLoadIdentity(); 
 
	// Establish clipping volume (left, right, bottom, top, near, far) 
    if (w <= h)  
		glOrtho (-nRange, nRange, -nRange*h/w, nRange*h/w, -nRange, nRange); 
    else  
		glOrtho (-nRange*w/h, nRange*w/h, -nRange, nRange, -nRange, nRange); 
 
	glMatrixMode(GL_MODELVIEW); 
	glLoadIdentity(); 
	} 
 
int main(int argc, char* argv[]) 
	{ 
	glutInit(&argc, argv); 
	glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH); 
	glutCreateWindow("Jet"); 
	glutReshapeFunc(ChangeSize); 
	glutSpecialFunc(SpecialKeys); 
	glutDisplayFunc(RenderScene); 
	SetupRC(); 
	glutMainLoop(); 
 
	return 0; 
	}