#include?
#include
#include


static?GLfloat?x?=?0.0f;
static?GLfloat?z?=?0.0f;
static?GLfloat?y?=?0.0f;
static?GLfloat?tx?=?1.0f;
static?GLfloat?ty?=?1.0f;
static?GLfloat?tz?=?1.0f;
static?GLfloat??oldmy?oldmx;
static?GLfloat?deltax?deltay;

void?display（void）
{
	glClear（GL_COLOR_BUFFER_BIT?|?GL_DEPTH_BUFFER_BIT）;
	glPushMatrix（）;
	glRotatef（deltax?0.0?1.0?0.0）;
	glRotatef（deltay?1.0?0.0?0.0）;
	glTranslatef（x?y?z）;
	glScalef（tx?ty?tz）;

	glBegin（GL_TRIANGLES）;
	//?第1個三角形?前面
	glColor3f（1.0f?0.0f?0.0f）;
	glVertex3f（0.0f?1.0f?0.0f）;
	glColor3f（0.0f?1.0f?0.0f）;
	glVertex3f（-1.0f?-1.0f?1.0f）;
	glColor3f（0.0f?0.0f?1.0f）;
	glVertex3f（1.0f?-1.0f?1.0f）;

	//?第2個三角形?左面
	glColor3f（1.0f?0.0f?0.0f）;
	glVertex3f（0.0f?1.0f?0.0f）;
	glColor3f（0.0f?1.0f?0.0f）;
	glVertex3f（-1.0f?-1.0f?-1.0f）;
	glColor3f（0.0f?0.0f?1.0f）;
	glVertex3f（-1.0f?-1.0f?1.0f）;

	//?第3個三角形?右邊????
	glColor3f（1.0f?0.0f?0.0f）;
	glVertex3f（0.0f?1.0f?0.0f）;
	glColor3f（0.0f?1.0f?0.0f）;
	glVertex3f（1.0f?-1.0f?1.0f）;
	glColor3f（0.0f?0.0f?1.0f）;
	glVertex3f（1.0f?-1.0f?-1.0f）;

	//?第4個三角形?后邊????
	glColor3f（1.0f?0.0f?0.0f）;
	glVertex3f（0.0f?1.0f?0.0f）;
	glColor3f（0.0f?1.0f?0.0f）;
	glVertex3f（1.0f?-1.0f?-1.0f）;
	glColor3f（0.0f?0.0f?1.0f）;
	glVertex3f（-1.0f?-1.0f?-1.0f）;
	glEnd（）;

	glBegin（GL_QUADS）;//底面
	glColor3f（0.5f?0.5f?0.5f）;
	glVertex3f（1.0f?-1.0f?1.0f）;
	glColor3f（0.5f?0.5f?0.5f）;
	glVertex3f（1.0f?-1.0f?-1.0f）;
	glColor3f（0.5f?0.5f?0.5f）;
	glVertex3f（-1.0f?-1.0f?-1.0f）;
	glColor3f（0.5f?0.5f?0.5f）;
	glVertex3f（-1.0f?-1.0f?1.0f）;
	glEnd（）;

	glPopMatrix（）;
	glutSwapBuffers（）;
}
void?Mouse（int?button?int?state?int?x?int?y）?//處理鼠標點擊??
{
	if?（state?==?GLUT_DOWN）?//第一次鼠標按下時記錄鼠標在窗口中的初始坐標??
		oldmx?=?x?oldmy?=?y;
}
void?onmousemove（int?x?int?y）?//處理鼠標拖動??
{
	deltax?+=?360?*?（x?-?oldmx）?/?600;
	deltay?+=?360?*?（y?-?oldmy）?/?600;
	oldmx?=?x;
	oldmy?=?y;
}


void?SpecialKeys（int?key?int?rx?int?ry）
{
	if?（key?==?GLUT_KEY_UP）
		y?+=?0.1f;

	if?（key?==?GLUT_KEY_DOWN）
		y?-=?0.1f;

	if?（key?==?GLUT_KEY_LEFT）
		x?-=?0.1f;

	if?（key?==?GLUT_KEY_RIGHT）
		x?+=?0.1f;
	glutPostRedisplay（）;

}

void?keyboard（unsigned?char?key?int?m_x?int?m_y）
{
	switch?（key）?{
	case?‘+‘:
		tx?=?tx?*?1.1;
		ty?=?ty?*?1.1;
		tz?=?tz?*?1.1;
		glutPostRedisplay（）;
		break;
	case?‘-‘:
		tx?=?tx?/?1.1;
		ty?=?ty?/?1.1;
		tz?=?tz?/?1.1;
		glutPostRedisplay（）;
		break;
	}
}
void?init（）
{
	glEnable（GL_DEPTH_TEST）;
}
void?reshape（int?w?int?h）
{
	glViewport（0?0?w?h）;
	glMatrixMode（GL_PROJECTION）;
	glLoadIdentity（）;
	glOrtho（-2?2?-2?2?-10?10）;
	glMatrixMode（GL_MODELVIEW）;
	glLoadIdentity（）;
}
int?main（int?argc?char?*argv[]）
{
	glutInit（&argc?argv）;
	glutInitDisplayMode（GLUT_RGB?|?GLUT_DOUBLE?|?GLUT_DEPTH）;
	glutInitWindowPosition（300?100）;
	glutInitWindowSize（600?600）;
	glutCreateWindow（“

?屬性????????????大小?????日期????時間???名稱
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?????文件????????3397??2020-06-10?19:27??opengl鼠標旋轉，鍵盤縮放和平移.cpp