#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glRectf( 0.3,0.5,-0.3,-0.5);///四邊形
glutSwapBuffers();
}
int main(int argc, char**argv)
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutInitWindowSize(600,600);///改視窗大小
glutCreateWindow("week13_rect_TRT");
glutDisplayFunc(display);
glutMainLoop();
}
=========================================================================
#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT || GL_DEPTH_BUFFER_BIT);
glColor3f(1,1,1);///白色的
glRectf(0.3,0.5,-0.3,-0.5);
glPushMatrix();
///glTranslatef();///把手臂掛回身體
///glRotatef(angle,0,0,1);///旋轉
///glTranslatef(x2,y2,z2);///把旋轉中心放中心
glColor3f(1,0,0);
glRectf(0.3,0.5,0.7,0.3);
glutSwapBuffers();
}
int main(int argc,char**argv)
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
///glutInitWindowSize(600,600);
glutCreateWindow("week13 rect TRT");
glutDisplayFunc(display);
glutMainLoop();
}
多一個紅色方方
======================================================================================
#include <GL/glut.h>
float angle=45;
void display()
{
glClear(GL_COLOR_BUFFER_BIT || GL_DEPTH_BUFFER_BIT);
glColor3f(1,1,1);///白色的
glRectf(0.3,0.5,-0.3,-0.5);
glPushMatrix();
glTranslatef(0.3,0.4,0);///把手臂掛回身體
glRotatef(angle,0,0,1);///旋轉
glTranslatef(-0.3,-0.4,0);///把旋轉中心放中心
glColor3f(1,0,0);
glRectf(0.3,0.5,0.7,0.3);
glutSwapBuffers();
}
int main(int argc,char**argv)
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
///glutInitWindowSize(600,600);
glutCreateWindow("week13 rect TRT");
glutDisplayFunc(display);
glutMainLoop();
}
=========================================================================
#include <GL/glut.h>
float angle=45,oldX=0;
void mouse(int button,int state,int x,int y)
{
oldX=x;
}
void motion(int x,int y)
{
angle+=(x-oldX);
oldX=x;
glutPostRedisplay();///請GLUT重劃畫面
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(1,1,1);///白色
glRectf(0.3,0.5,-0.3,-0.5);///身體
glPushMatrix();
glTranslatef(0.3,0.4,0);///把手臂掛在身上
glRotatef(angle,0,0,1);///對z軸旋轉
glTranslatef(-0.3,-0.4,0);///挑整手臂的旋轉中心
glColor3f(1,0,0);
glRectf(0.3,0.5,0.7,0.3);
glPopMatrix();
glutSwapBuffers();
}
int main(int argc, char *argv[])//main()主函式 進階版
{
glutInit(&argc,argv);//把參數送給glutInit初始化
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);//雙緩衝區+3D深度功能
///glutInitWindowSize(600,600);
glutCreateWindow("week13_rect_TRT");//開GLUT視窗
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutDisplayFunc(display);//顯示用的函式
glutMainLoop();
}
跟著鼠標轉
=========================================================================
#include <GL/glut.h>
float angle=45,oldX=0;
void mouse(int button,int state,int x,int y)
{
oldX=x;
}
void motion(int x,int y)
{
angle+=(x-oldX);
oldX=x;
glutPostRedisplay();///請GLUT重劃畫面
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(1,1,1);///白色
glRectf(0.3,0.5,-0.3,-0.5);///身體
glPushMatrix();
glTranslatef(0.3,0.4,0);///把手臂掛在身上
///glRotatef(angle,0,0,1);///對z軸旋轉 這行註解掉就可以只動綠色ㄉ
glTranslatef(-0.3,-0.4,0);///挑整手臂的旋轉中心
glColor3f(1,0,0);
glRectf(0.3,0.5,0.7,0.3);
glPushMatrix();
glTranslatef(0.7,0.4,0);///把手臂掛在身上
glRotatef(angle,0,0,1);///對z軸旋轉
glTranslatef(-0.7,-0.4,0);///挑整手臂的旋轉中心
glColor3f(0,1,0);
glRectf(0.7,0.5,1,0.3);
glPopMatrix();
glutSwapBuffers();
}
int main(int argc, char *argv[])//main()主函式 進階版
{
glutInit(&argc,argv);//把參數送給glutInit初始化
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);//雙緩衝區+3D深度功能
///glutInitWindowSize(600,600);
glutCreateWindow("week13_rect_TRT");//開GLUT視窗
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutDisplayFunc(display);//顯示用的函式
glutMainLoop();
}
+一個會動的綠綠
#include <GL/glut.h>
float angle=45,oldX=0;
void mouse(int button,int state,int x,int y)
{
oldX=x;
}
void motion(int x,int y)
{
angle+=(x-oldX);
oldX=x;
glutPostRedisplay();///請GLUT重劃畫面
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(1,1,1);///白色
glRectf(0.3,0.5,-0.3,-0.5);///身體
glPushMatrix();
glTranslatef(0.3,0.4,0);///把手臂掛在身上
///glRotatef(angle,0,0,1);///對z軸旋轉
glTranslatef(-0.3,-0.4,0);///挑整手臂的旋轉中心
glColor3f(1,0,0);
glRectf(0.3,0.5,0.7,0.3);
glPushMatrix();
glTranslatef(0.7,0.4,0);///把手臂掛在身上
glRotatef(angle,0,0,1);///對z軸旋轉
glTranslatef(-0.7,-0.4,0);///挑整手臂的旋轉中心
glColor3f(0,1,0);
glRectf(0.7,0.5,1,0.3);
glPopMatrix();
glPushMatrix();
glTranslatef(-0.3,0.4,0);///把手臂掛在身上
///glRotatef(angle,0,0,1);///對z軸旋轉
glTranslatef(0.3,-0.4,0);///挑整手臂的旋轉中心
glColor3f(1,0,0);
glRectf(-0.3,0.5,-0.7,0.3);
glPushMatrix();
glTranslatef(-0.7,0.4,0);///把手臂掛在身上
glRotatef(angle,0,0,1);///對z軸旋轉
glTranslatef(0.7,-0.4,0);///挑整手臂的旋轉中心
glColor3f(0,1,0);
glRectf(-0.7,0.5,-1,0.3);
glPopMatrix();
glutSwapBuffers();
}
int main(int argc, char *argv[])//main()主函式 進階版
{
glutInit(&argc,argv);//把參數送給glutInit初始化
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);//雙緩衝區+3D深度功能
///glutInitWindowSize(600,600);
glutCreateWindow("week13_rect_TRT");//開GLUT視窗
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutDisplayFunc(display);//顯示用的函式
glutMainLoop();
}

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