void GuardianSystemDemo::InitSceneGraph()
{
for (int32_t i = 0; i < Scene::MAX_MODELS; ++i) {
TriangleSet mesh;
mesh.AddSolidColorBox(-0.035f, -0.035f, -0.035f, 0.035f, 0.035f, 0.035f, 0xFFFFFFFF);
// Objects start 1 meter high
mObjPosition[i] = XMVectorSet(0.0f, 1.0f, 0.0f, 1.0f);
// Objects have random velocity
mObjVelocity[i] = XMVectorSet(randVelocity(), randVelocity() * 0.5f, randVelocity(), 0);
mObjVelocity[i] = XMVector3Normalize(mObjVelocity[i]) * 0.3f;
Material* mat = new Material(new Texture(false, 256, 256, Texture::AUTO_FLOOR));
mDynamicScene.Add(new Model(&mesh, XMFLOAT3(0, 0, 0), XMFLOAT4(0, 0, 0, 1), mat));
}
}
void MainLoop()
{
Layer[0] = new VRLayer(Session);
// Create a trivial model to represent the left controller
TriangleSet cube;
cube.AddSolidColorBox(0.05f, -0.05f, 0.05f, -0.05f, 0.05f, -0.05f, 0xff404040);
Model * controller = new Model(&cube, XMFLOAT3(0, 0, 0), XMFLOAT4(0, 0, 0, 1), new Material(new Texture(false, 256, 256, Texture::AUTO_CEILING)));
// Main loop
while (HandleMessages())
{
// We don't allow yaw change for now, as this sample is too simple to cater for it.
ActionFromInput(1.0f,false);
ovrTrackingState hmdState = Layer[0]->GetEyePoses();
//Write position and orientation into controller model.
controller->Pos = XMFLOAT3(XMVectorGetX(MainCam->Pos) + hmdState.HandPoses[ovrHand_Left].ThePose.Position.x,
XMVectorGetY(MainCam->Pos) + hmdState.HandPoses[ovrHand_Left].ThePose.Position.y,
XMVectorGetZ(MainCam->Pos) + hmdState.HandPoses[ovrHand_Left].ThePose.Position.z);
controller->Rot = XMFLOAT4(hmdState.HandPoses[ovrHand_Left].ThePose.Orientation.x,
hmdState.HandPoses[ovrHand_Left].ThePose.Orientation.y,
hmdState.HandPoses[ovrHand_Left].ThePose.Orientation.z,
hmdState.HandPoses[ovrHand_Left].ThePose.Orientation.w);
//Button presses are modifying the colour of the controller model below
ovrInputState inputState;
ovr_GetInputState(Session, ovrControllerType_Touch, &inputState);
for (int eye = 0; eye < 2; ++eye)
{
XMMATRIX viewProj = Layer[0]->RenderSceneToEyeBuffer(MainCam, RoomScene, eye);
// Render the controller model
controller->Render(&viewProj, 1, inputState.Buttons & ovrTouch_X ? 1.0f : 0.0f,
inputState.Buttons & ovrTouch_Y ? 1.0f : 0.0f, 1, true);
}
Layer[0]->PrepareLayerHeader();
DistortAndPresent(1);
}
delete controller;
}