1期中考:Open GL必背10函式
2複習:移動、旋轉、縮放
2複習:移動、旋轉、縮放
3主題:T-R-T旋轉(改變旋轉軸)
4主題:glut
TODO:下載範例
Teansformation.exe 自轉vs公轉
打上範例
#include <GL/glut.h>
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef(0,0.5,0);
glutSolidTeapot(0.3);
glPopMatrix();
glPushMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(0.50,0.625,0);
glRotatef(angle,0,0,1);
glTranslatef(0.6,0,0);
glRotatef(-90,0,1,0);
glutSolidCone(0.2,0.6,30,30);
glPopMatrix();
glutSwapBuffers();
}
void motion(int x,int y)
{
angle = x;
display();
}
int main(int argc,char**argv)
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week 10 TRT");
glutDisplayFunc(display);
glutMotionFunc(motion);
glutMainLoop();
}
float angle=0;
void display()
{
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef(0,0.5,0);
glutSolidTeapot(0.3);
glPopMatrix();
glPushMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(0.50,0.625,0);
glRotatef(angle,0,0,1);
glTranslatef(0.6,0,0);
glRotatef(-90,0,1,0);
glutSolidCone(0.2,0.6,30,30);
glPopMatrix();
glutSwapBuffers();
}
void motion(int x,int y)
{
angle = x;
display();
}
int main(int argc,char**argv)
{
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE|GLUT_DEPTH);
glutCreateWindow("week 10 TRT");
glutDisplayFunc(display);
glutMotionFunc(motion);
glutMainLoop();
}
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