http://www.cmlab.csie.ntu.edu.tw/~jsyeh/3dcg10/
下載:[data],[windows],[glut30]
下載後放到同一資料夾:
執行Transformation
課堂作業二:
做出上周茶壺
程式碼:
#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("04162664 Translate Rotate Scale");
glutDisplayFunc(display);
glutMainLoop();
}
主程式下加上:
glTranslatef(0.3,0.3,0);
可改位置
課堂作業三:
修改程式碼讓茶壺放大伸縮:
#include <GL/glut.h>
float mouseX=0, mouseY=0;
void display(void)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glScalef(mouseX,mouseY,0);
glutSolidTeapot(0.3);
glPopMatrix();
glutSwapBuffers();
}
void motion(int x, int y)
{
mouseX=(x-150)/150.0;
mouseY=-(y-150)/150.0;
glutPostRedisplay();
}
int main(int argc, char *argv[])
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("04160506_HW1");
glutDisplayFunc(display);
glutMotionFunc(motion);
glutMainLoop();
}




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