asn.rar_Different

#include <glut.h> #include <stdlib.h> static GLfloat spin = 0; void display(void) { glClear(GL_COLOR_BUFFER_BIT); glColor3f(0.0, 2.0, 1.0); glPushMatrix(); glTranslatef(-160,0,0); glRotatef(spin, 0.0, 1.0, 0.0); glBegin(GL_TRIANGLES); glColor3f(1.0f, 0.0f, 0.0f); glVertex3f(-40.0,-40.0, 0.0); // lower left vertex glColor3f(0.0f, 1.0f, 0.0f); glVertex3f( 40.0,-40.0,0.0); // lower right vertex glColor3f(0.0f, 0.0f, 1.0f); glVertex3f( 0.0, 30.0, 0.0); // upper vertex glEnd( ); glPopMatrix(); glPushMatrix(); glRotatef(spin, 1.0, 1.0, 0.0); //glRectf(-30.0, -30.0, 30.0, 30.0); glBegin(GL_QUADS); glColor4f(1,0,0,2); glVertex3f(-30, -30, 0.0); glColor4f(1,1,1,1); glVertex3f(-30, 30, 0.0); glColor4f(0,0,1,2); glVertex3f(30, 30, 0.0); glColor4f(0,1,0,1); glVertex3f(30, -30, 0.0); glEnd(); glPopMatrix(); glPushMatrix(); glTranslatef(80,0,0); glRotatef(spin, 1.0, 1.0, 1.0); //glRectf(-30.0, -30.0, 30.0, 30.0); glBegin(GL_QUADS); glColor4f(1,0,0,2); glVertex3f(-30, -30, 0.0); glColor4f(1,1,1,1); glVertex3f(-30, 30, 0.0); glColor4f(0,0,1,2); glVertex3f(30, 30, 0.0); glColor4f(0,1,0,1); glVertex3f(30, -30, 0.0); glEnd(); glPopMatrix(); glPushMatrix(); glTranslatef(-80,0,0); glRotatef(spin, 1.0, 0.0, 0.0); //glRectf(-30.0, -30.0, 30.0, 30.0); glBegin(GL_QUADS); glColor4f(1,0,0,2); glVertex3f(-30, -30, 0.0); glColor4f(1,1,1,1); glVertex3f(-30, 30, 0.0); glColor4f(0,0,1,2); glVertex3f(30, 30, 0.0); glColor4f(0,1,0,1); glVertex3f(30, -30, 0.0); glEnd(); glPopMatrix(); glFlush(); } void spinDisplay_left(void) { spin = spin + 0.3; if (spin > 360.0) spin = spin - 360.0; glutPostRedisplay(); } void spinDisplay_right(void) { spin = spin - .1; if (spin > 360.0) spin = spin - 360.0; glutPostRedisplay(); } /*void my_keyboard(unsigned char key, int x, int y) { switch (key) { case 'l': spinDisplay_left(); break; case 'r': spinDisplay_right(); break; case 's': glutIdleFunc(NULL); break; default: break; } }*/ /*void spe_key(unsigned char key, int x, int y) { switch (key) { case GLUT_KEY_LEFT: spinDisplay_left(); break; case GLUT_KEY_RIGHT: spinDisplay_right(); break; default: break; } }*/ void my_mouse(int button, int state, int x, int y) { switch (button) { case GLUT_LEFT_BUTTON: if (state == GLUT_DOWN) glutIdleFunc(spinDisplay_left); break; case GLUT_MIDDLE_BUTTON: case GLUT_RIGHT_BUTTON: if (state == GLUT_DOWN) glutIdleFunc(NULL); //glutIdleFunc(NULL); // make idle function inactive break; default: break; } } void my_reshape(int w, int h) { glViewport (0,0,900,900); //glViewport (0,0,w, h); } void init(void) { glClearColor (0.0, 0.0, 0.0, 0.0); glOrtho(-250.0, 250.0, -250.0, 250.0, -250, 250); } /* * * Register mouse input callback functions */ int main() { glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB); glutInitWindowSize (700, 700); glutInitWindowPosition (50, 50); glutCreateWindow ("mist"); init(); glutDisplayFunc(display); glutReshapeFunc(my_reshape); //glutKeyboardFunc(my_keyboard); //glutSpecialFunc(spe_key); glutMouseFunc(my_mouse); glutMainLoop(); return 0; /* ANSI C requires main to return int. */ }