48 lines
934 B
C++
48 lines
934 B
C++
#include<GL/glut.h>
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using namespace std;
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void myDisplay()
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{
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glClearColor(0.0, 0.0, 0.0, 0.0);
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glClear(GL_COLOR_BUFFER_BIT);
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glMatrixMode(GL_PROJECTION);
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gluOrtho2D(0.0, 500.0, 0.0, 500.0);
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glColor4f(0.0, 1.0, 0.0, 0.0);
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glRectf(50.0, 50.0, 400.0, 400.0);
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glColor3f(1.0, 1.0, 0.0);
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glBegin(GL_LINES);
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glVertex2f(50.0, 50.0);
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glVertex2f(400.0, 400.0);
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glVertex2f(400.0, 50.0);
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glVertex2f(50.0, 400.0);
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glEnd();
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glColor3f(1.0, 0.0, 0.0);
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glPointSize(20.0);
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glBegin(GL_POINTS);
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glVertex2f(15.0, 15.0);
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glEnd();
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glBegin(GL_TRIANGLES);
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glColor3f(0.0, 0.0, 1.0);
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glVertex2i(200, 300);
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glVertex2i(100, 100);
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glVertex2i(300, 100);
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glEnd();
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glFlush();
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}
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int main(int argc, char* argv[])
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{
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glutInit(&argc, argv);
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glutInitDisplayMode(GLUT_RGB | GLUT_SINGLE);
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glutInitWindowPosition(100, 100);
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glutInitWindowSize(500, 500);
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glutCreateWindow("ÀÖÒâ");
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glutDisplayFunc(&myDisplay);
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glutMainLoop();
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return 0;
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} |