// OpenGL_test2.cpp : Defines the entry point for the console application. // #include "stdafx.h" #define drawOneLine(x1,y1,x2,y2) glBegin(GL_LINES); \ glVertex2f ((x1),(y1)); glVertex2f ((x2),(y2)); glEnd(); void init(void) { glClearColor (0.0, 0.0, 0.0, 0.0); glShadeModel (GL_FLAT); } void display(void) { int i; glClear (GL_COLOR_BUFFER_BIT); /* select white for all lines */ glColor3f (1.0, 1.0, 1.0); /* in 1st row, 3 lines, each with a different stipple */ glEnable (GL_LINE_STIPPLE); glLineStipple (1, 0x0101); /* dotted */ drawOneLine (50.0, 125.0, 150.0, 125.0); glLineStipple (1, 0x00FF); /* dashed */ drawOneLine (150.0, 125.0, 250.0, 125.0); glLineStipple (1, 0x1C47); /* dash/dot/dash */ drawOneLine (250.0, 125.0, 350.0, 125.0); /* in 2nd row, 3 wide lines, each with different stipple */ glLineWidth (5.0); glLineStipple (1, 0x0101); /* dotted */ drawOneLine (50.0, 100.0, 150.0, 100.0); glLineStipple (1, 0x00FF); /* dashed */ drawOneLine (150.0, 100.0, 250.0, 100.0); glLineStipple (1, 0x1C47); /* dash/dot/dash */ drawOneLine (250.0, 100.0, 350.0, 100.0); glLineWidth (1.0); /* in 3rd row, 6 lines, with dash/dot/dash stipple */ /* as part of a single connected line strip */ glLineStipple (1, 0x1C47); /* dash/dot/dash */ glBegin (GL_LINE_STRIP); for (i = 0; i < 7; i++) glVertex2f (50.0 + ((GLfloat) i * 50.0), 75.0); glEnd (); /* in 4th row, 6 independent lines with same stipple */ for (i = 0; i < 6; i++) { drawOneLine (50.0 + ((GLfloat) i * 50.0), 50.0, 50.0 + ((GLfloat)(i+1) * 50.0), 50.0); } /* in 5th row, 1 line, with dash/dot/dash stipple */ /* and a stipple repeat factor of 5 */ glLineStipple (5, 0x1C47); /* dash/dot/dash */ drawOneLine (50.0, 25.0, 350.0, 25.0); glDisable (GL_LINE_STIPPLE); glFlush (); } void reshape (int w, int h) { glViewport (0, 0, (GLsizei) w, (GLsizei) h); glMatrixMode (GL_PROJECTION); glLoadIdentity (); gluOrtho2D (0.0, (GLdouble) w, 0.0, (GLdouble) h); } int _tmain(int argc, _TCHAR* argv[]) { glutInit(&argc, (char **)argv); glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB); glutInitWindowSize (500, 500); glutInitWindowPosition (100, 100); glutCreateWindow ((char *)argv[0]); //glutCreateWindow("Bounce"); init (); glutDisplayFunc(display); glutReshapeFunc(reshape); glutMainLoop(); return 0; }