Develop
2003.04.23 10:52
[c] OpenGL 마우스 이벤트
Views 8757 Comment 0
OpenGL 마우스 이벤트 처리 예제
#include<stdio.h> #include<stdlib.h> #include<GL/glut.h> short rightbuttonpressed = 0; double r=1.0, g=0.0, b=0.0; void display(void){ glClearColor(r, g, b, 1.0); glClear(GL_COLOR_BUFFER_BIT); glColor3f(1.0, 1.0, 1.0); glBegin(GL_LINES); glVertex2f(-1.0, 0.0); glVertex2f(0.0, 0.0); glEnd(); glFlush(); } void keyboard(unsigned char key, int x, int y){ switch(key){ case 'r' : r=1.0; g=b=0.0; glutPostRedisplay(); break; case 'g' : g=1.0; r=b=0.0; glutPostRedisplay(); break; case 'b' : b=1.0; r=g=0.0; glutPostRedisplay(); break; case 'q': exit(0); } } void mousepress(int button, int state, int x, int y){ if((button==GLUT_LEFT_BUTTON) && (state==GLUT_DOWN)) printf("*** The left mouse button was pressed at (%d, %d)n", x, y); else if((button==GLUT_RIGHT_BUTTON) && (state==GLUT_DOWN)) rightbuttonpressed = 1; else if((button==GLUT_RIGHT_BUTTON) && (state==GLUT_UP)) rightbuttonpressed = 0; } void mousemove(int x, int y){ if(rightbuttonpressed) printf("$$$ The right mouse button is now at (%d, %d).n",x,y); } void reshape(int width, int height){ printf("### The new windows size is %dx%d.n",width, height); } void RegisterCallback(void){ glutDisplayFunc(display); glutKeyboardFunc(keyboard); glutMouseFunc(mousepress); glutMotionFunc(mousemove); glutReshapeFunc(reshape); } void main(int argc, char **argv){ glutInit(&argc, argv); glutInitDisplayMode(GLUT_RGBA); glutInitWindowSize(500,500); glutCreateWindow("My Second OpenGL Code"); RegisterCallback(); glutMainLoop(); }
No. | Category | Subject | Author | Date | Views |
---|---|---|---|---|---|
757 | Develop | [android] Android N requires the IDE to be running with Java 1.8 or later 오류 | hooni | 2016.08.30 | 958 |
756 | Develop |
[c] 파일명 또는 특정 패턴을 적용
![]() |
hooni | 2016.08.03 | 900 |
755 | Develop | [ios] Crashlytics, Fabfic 설치/설정 | hooni | 2016.07.21 | 850 |
754 | Develop |
[ios] 새로 만들고 있는 DateMemo
![]() |
hooni | 2016.07.12 | 738 |
753 | Develop |
[ios][swift] 초간단 카달로그 앱 (Catalog App)
![]() |
hooni | 2016.06.27 | 7461 |
752 | Develop |
[ios][swift] 초간단 To-do Memo
![]() |
hooni | 2016.06.27 | 1197 |
751 | Develop |
[ios][swift] 초간단 TableView 샘플
![]() |
hooni | 2016.06.27 | 878 |
750 | Develop |
[ios] 웹뷰 history.back() ㅋㄷ
![]() |
hooni | 2016.06.27 | 2051 |
749 | Develop |
[ios] 기본 네비게이션바의 타이틀, back버튼 위치와 속성 변경
![]() |
hooni | 2016.05.16 | 2201 |
748 | Develop |
[ios] UUID 생성 + Key Chain 연동
![]() |
hooni | 2016.05.13 | 4796 |
747 | Develop |
[c#] 전자금융보안론 발표/설치 자료(툴바 소스코드)
![]() |
hooni | 2016.05.07 | 0 |
746 | Develop |
XE Core 1.8.18 본문 작성시 태그(html) 사라지는 버그
![]() |
hooni | 2016.04.21 | 1033 |