Computer Graphics opengl--Keyboard control three-dimensional car

Computer Graphics OpenGL

--keyboard control three-dimensional car

Final Implementation effect:

Source:

#include "stdafx.h" #include <windows.h> #include <gl/gl.h> #include <gl/glu.h> #include <gl/
glut.h> #include <math.h> static glfloat Xrot = 0.0f;
static Glfloat Yrot = 0.0f; void Display (void) {Glclear (Gl_color_buffer_bit |
    Gl_depth_buffer_bit);
   	Glpushmatrix ();  Glrotatef (Xrot, 1.0f, 0.0f, 0.0f);  Rotate around the x-axis Glrotatef (Yrot, 0.0f, 1.0f, 0.0f);
		Rotate around Y axis//lower half of Car glbegin (Gl_polygon);
		GLCOLOR3F (0.1, 0.1, 0.8);
		glvertex3f ( -40.0f,0.0f,15.0f);
		glvertex3f (40.0f,0.0f,15.0f);
		glcolor3f (1, 0.5, 0.8);
		glvertex3f (40.0f,-15.0f,15.0f);
	glvertex3f ( -40.0f,-15.0f,15.0f);
	Glend ();
		Glbegin (Gl_polygon);
		GLCOLOR3F (0.3, 0.2, 0.5);
		glvertex3f (40.0f,0.0f,-15.0f);
		glvertex3f (40.0f,0.0f,15.0f);
		glvertex3f (40.0f,-15.0f,15.0f);
	glvertex3f (40.0f,-15.0f,-15.0f);
	Glend ();
		Glbegin (Gl_polygon);
		GLCOLOR3F (0.3, 0.1, 0.3);
		glvertex3f ( -40.0f,0.0f,-15.0f);
		glvertex3f ( -40.0f,0.0f,15.0f);
		glvertex3f ( -40.0f,-15.0f,15.0f); glvertex3f ( -40.0f,-15.0f,-15.0f);
    Glend ();
		Glbegin (Gl_polygon);
		GLCOLOR3F (0.1, 0.1, 0.8);
		glvertex3f ( -40.0f,0.0f,-15.0f);		
		glvertex3f (40.0f,0.0f,-15.0f);
		glcolor3f (1, 0.5, 0.8);
		glvertex3f (40.0f,-15.0f,-15.0f);
	glvertex3f ( -40.0f,-15.0f,-15.0f);
	Glend ();
		Glbegin (Gl_polygon);
		glcolor3f (0, 0, 1);
		glvertex3f ( -40.0f,0.0f,15.0f);
		glvertex3f ( -40.0f,0.0f,-15.0f);
		glvertex3f (40.0f,0.0f,-15.0f);
	glvertex3f (40.0f,0.0f,15.0f);
	Glend ();
		Glbegin (Gl_polygon);
		GLCOLOR3F (0.8, 0.5, 0.2);
		glvertex3f ( -40.0f,-15.0f,15.0f);
		glvertex3f ( -40.0f,-15.0f,-15.0f);
		glvertex3f (40.0f,-15.0f,-15.0f);
	glvertex3f (40.0f,-15.0f,15.0f);
	Glend ();
		The upper half of the vehicle is Glbegin (Gl_polygon);
		glcolor3f (0, 0, 1);
		glvertex3f ( -20.0f,0.0f,15.0f);
		glvertex3f ( -10.0f,10.0f,15.0f);
		glvertex3f (20.0f,10.0f,15.0f);
	glvertex3f (25.0f,0.0f,15.0f);
	Glend ();
		Glbegin (Gl_polygon);
		glcolor3f (0, 0, 1);
		glvertex3f ( -20.0f,0.0f,-15.0f);
		glvertex3f ( -10.0f,10.0f,-15.0f);
		glvertex3f (20.0f,10.0f,-15.0f); glvertex3f (25.0f,0.0f,-15.0f);
	Glend ();
		Glbegin (Gl_polygon);
    	glcolor3f (0, 1, 1);
    	glvertex3f ( -10.0f,10.0f,15.0f);
		glvertex3f ( -10.0f,10.0f,-15.0f);
		glvertex3f (20.0f,10.0f,-15.0f);
	glvertex3f (20.0f,10.0f,15.0f);
    Glend ();
		Glbegin (Gl_polygon);
    	glcolor3f (0.5, 0.8, 0.8);
		glvertex3f ( -10.0f,10.0f,15.0f);
		glvertex3f ( -20.0f,0.0f,15.0f);
    	glvertex3f ( -20.0f,0.0f,-15.0f);
	glvertex3f ( -10.0f,10.0f,-15.0f);
	Glend ();
		Glbegin (Gl_polygon);
		glcolor3f (0, 0.5, 0.5);
		glvertex3f (20.0f,10.0f,15.0f);
		glvertex3f (20.0f,10.0f,-15.0f);
		glvertex3f (25.0f,0.0f,-15.0f);
	glvertex3f (25.0f,0.0f,15.0f);
	Glend ();
		Glbegin (Gl_polygon);
		glcolor3f (0, 0, 1);
		glvertex3f ( -30.0f,-15.0f,15.0f);
		glvertex3f ( -30.0f,-15.0f,-15.0f);
		glvertex3f (30.0f,-15.0f,-15.0f);
	glvertex3f (30.0f,-15.0f,15.0f);
	Glend ();
	Wheel glcolor3f (1, 0, 0);
    Gltranslated ( -20.0f,-15.0f,15.0f);
	Glutsolidtorus (2,5,5,100);
    Gltranslated (0.0f,0.0f,-30.0f);
	Glutsolidtorus (2,5,5,100);
    Gltranslated (45.0f,0.0f,0.0f); GlutsolidTorus (2,5,5,100);
    Gltranslated (0.0f,0.0f,30.0f);
    Glutsolidtorus (2,5,5,100);
	Glpopmatrix ();   Glutswapbuffers ();   
	Swap buffering}//define keyboard control function 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; Glutpostredisplay ();
	Refresh window} int main (int argc, char* argv[]) {glutinit (&AMP;ARGC, argv); Glutinitdisplaymode (glut_double | Glut_rgb |
	Glut_depth);
	Glutcreatewindow ("Car");
	Glclearcolor (0.0f, 0.0f, 0.0f, 1.0f);	
	Glenable (gl_depth_test);
	Glshademodel (Gl_smooth);
	Glmatrixmode (gl_projection);
	Glloadidentity ();
	Glortho (-100, 100,-100, 100,-100, 100);  Glutspecialfunc (Specialkeys);
	Register function key callback function Glutdisplayfunc (Display);
	Glutmainloop ();
return 0;
 }