1. 自己畫出三角形,並做出背景顏色與漸層三角形顏色
#include <GL/glut.h>
static void display(void)
{
glClearColor(1,0,0,0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(0,0,1);
glutSolidTeapot(0.3);
glutSwapBuffers();
}
int main(int argc, char *argv[])
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("GLUT Shapes");
glutDisplayFunc(display);
glutMainLoop();
return EXIT_SUCCESS;
}
2. 改變背景顏色,並使用glut中的glutSolidTeapot畫出茶壺並改顏色
#include <GL/glut.h>
static void display(void)
{
glClearColor(1,0,0,0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glColor3f(0,0,1);
glutSolidTeapot(0.3);
glutSwapBuffers();
}
int main(int argc, char *argv[])
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("GLUT Shapes");
glutDisplayFunc(display);
glutMainLoop();
return EXIT_SUCCESS;
}




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