bool Camera::initDefault()
{
auto size = Director::getInstance()->getWinSize();
//create default camera
auto projection = Director::getInstance()->getProjection();
switch (projection)
{
case Director::Projection::_2D:
{
initOrthographic(size.width, size.height, -1024, 1024);
setPosition3D(Vec3(0.0f, 0.0f, 0.0f));
setRotation3D(Vec3(0.f, 0.f, 0.f));
break;
}
case Director::Projection::_3D:
{
float zeye = Director::getInstance()->getZEye();
initPerspective(60, (GLfloat)size.width / size.height, 10, zeye + size.height / 2.0f);
Vec3 eye(size.width/2, size.height/2.0f, zeye), center(size.width/2, size.height/2, 0.0f), up(0.0f, 1.0f, 0.0f);
setPosition3D(eye);
lookAt(center, up);
break;
}
default:
CCLOG("unrecognized projection");
break;
}
return true;
}
Camera2D::Camera2D(::lucid::core::Reader &reader)
{
TYPE type;
reader.read(&type, sizeof(TYPE));
if (TYPE_PERSPECTIVE == type)
{
float32_t fov = read<float32_t>(reader);
float32_t aspect = read<float32_t>(reader);
float32_t znear = read<float32_t>(reader);
float32_t zfar = read<float32_t>(reader);
initPerspective(fov, aspect, znear, zfar);
}
else
{
float32_t width = read<float32_t>(reader);
float32_t height = read<float32_t>(reader);
float32_t znear = read<float32_t>(reader);
float32_t zfar = read<float32_t>(reader);
initOrthographic(width, height, znear, zfar);
}
::lucid::gal::Vector3 position = read<::lucid::gal::Vector3>(reader);
::lucid::gal::Vector3 target = read<::lucid::gal::Vector3>(reader);
::lucid::gal::Vector3 up = read<::lucid::gal::Vector3>(reader);
look(position, target, up);
}
Camera* Camera::createOrthographic(float zoomX, float zoomY, float nearPlane, float farPlane)
{
auto ret = new (std::nothrow) Camera();
if (ret)
{
ret->initOrthographic(zoomX, zoomY, nearPlane, farPlane);
ret->autorelease();
return ret;
}
CC_SAFE_DELETE(ret);
return nullptr;
}