(1)小考:T-R-T轉動
glPushMatrix();glTranslatef(x,y,z);
glRotatef(angle,x,y,z);
glTranslatef(x,y,z);
drawHand();
glPopMatrix();
(2)主題:階層轉動,骨架
(以中心轉動)
#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);
glutSolidTeapot(0.3);
glPushMatrix();
glTranslatef(0.04,-0.05,0);
glRotatef(angle,0,0,1);
glTranslatef(0.28,0,0);
glColor3f(255,255,0);
glutSolidTeapot(0.2);
glPopMatrix();
glutSwapBuffers();
angle+=0.1;
}
int main(int argc,char **argv )
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11_TRT ");
glutIdleFunc(display);
glutDisplayFunc(display);
glutMainLoop();
}
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#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(255,255,255);
glutSolidTeapot(0.3);
glPushMatrix();///右邊的手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肩
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.28, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,5);///紅色
glutSolidTeapot( 0.2 );///上手臂
glPushMatrix();///右下手臂
glTranslatef(0.2, 0,0 );///(3)往右移動, 掛在身體的右肘
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(0.28, 0,0);///(1)往右推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidTeapot( 0.2 );///右下手臂
glPopMatrix();
glPopMatrix();
glPushMatrix();///左邊的手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肩
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(-0.28, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,5);///紅色
glutSolidTeapot( 0.2 );///上手臂
glPushMatrix();///左下手臂
glTranslatef(-0.2, 0,0 );///(3)往左移動, 掛在身體的左肘
glRotatef(angle, 0,0,1);///(2)旋轉
glTranslatef(-0.28, 0,0);///(1)往左推,把茶壼的柄,放到中心,變 轉動軸
glColor3f(255,0,0);///紅色
glutSolidTeapot( 0.2 );///左下手臂
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
angle+=0.1;
}
int main(int argc,char **argv )
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11_TRT ");
glutIdleFunc(display);
glutDisplayFunc(display);
glutMainLoop();
}
---------------------------------------------------------------------------
///angle+=0.1; ///Now2!!!
void motion(int x, int y){
angle = x;///Now2!!!
display();///Now2!!!
}
int main裡面
glutMotionFunc(motion);///Now2!!!
(3)主題:鍵盤按鍵
------------------------------------------------------------------------
float angle1=0,angle2,angle3,angle4;
int jointID=1; ///1,2,3,4///Now3!!!
void motion(int x, int y)
{
angle[jointID]= x;///Now2!!!///NOW3!!!
///if(jointID==1) angle1 = x;
///if(jointID==2) angle2 = x;
///if(jointID==3) angle3 = x;
///if(jointID==4) angle4 = x;
display();///Now2!!!
}
void keyboard(unsigned char key, int x, int y)
{
if(key=='1') jointID = 1;///NOW3!!!
if(key=='2') jointID = 2;
if(key=='3') jointID = 3;
if(key=='4') jointID = 4;
}
int main(int argc,char **argv )
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11_TRT ");
glutIdleFunc(display);
glutDisplayFunc(display);
glutMotionFunc(motion);///Now2!!!
glutKeyboardFunc(keyboard);///Now3!!!
glutMainLoop();
}
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滑鼠控制
int oldX, oldY;///NOW5!!
void mouse(int button, int state, int x, int y)///NOW5!!
{
oldX=x;///NOW5!!
oldY=y;///NOW5!!
}
void motion(int x, int y)
{
angle[jointID] += x - oldX; ///NOW5!!
oldX = x; ///NOW5!!
///angle[jointID]= x;///Now2!!!///NOW3!!!
///if(jointID==1) angle1 = x;
///if(jointID==2) angle2 = x;
///if(jointID==3) angle3 = x;
///if(jointID==4) angle4 = x;
display();///Now2!!!
}
void keyboard(unsigned char key, int x, int y)
{
if(key=='1') jointID = 1;///NOW3!!!
if(key=='2') jointID = 2;
if(key=='3') jointID = 3;
if(key=='4') jointID = 4;
}
int main(int argc,char **argv )
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week11_TRT ");
glutIdleFunc(display);
glutDisplayFunc(display);
glutMotionFunc(motion);///Now2!!!
glutMouseFunc(mouse);///NOW5!!
glutKeyboardFunc(keyboard);///Now3!!!
glutMainLoop();
}
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