|
GLKMatrix4 projectionMatrix = GLKMatrix4MakePerspective(GLKMathDegreesToRadians(90.0), aspect, 0.1, 10.0);
//设置等比缩放
projectionMatrix = GLKMatrix4Scale(projectionMatrix, 1.0, 1.0, 1.0);
self.mEffect.transform.projectionMatrix = projectionMatrix;
//设置平移：Z轴负方向平移2.0
GLKMatrix4 modelViewMatrix = GLKMatrix4Translate(GLKMatrix4Identity, 0.0, 0.0, -2.0);
self.mEffect.transform.modelviewMatrix = modelViewMatrix;
//设置定时器
double seconds = 0.1;
timer = dispatch_source_create(DISPATCH_SOURCE_TYPE_TIMER, 0, 0, dispatch_get_main_queue());
dispatch_source_set_timer(timer, DISPATCH_TIME_NOW, seconds*NSEC_PER_SEC, 0);
dispatch_source_set_event_handler(timer, ^{
self.xDegree += 0.1*self.XB;
self.yDegree += 0.1*self.YB;
self.zDegree += 0.1*self.ZB;
});
dispatch_resume(timer);
}
效果：
GitHub
|