public static bool InitVulkan(GameBase baseGame)
{
vkTexData = new VRVulkanTextureData_t {
m_pDevice = baseGame.GraphicsDevice.NativeDevice.Handle, // struct VkDevice_T *
m_pPhysicalDevice = baseGame.GraphicsDevice.NativePhysicalDevice.Handle, // struct VkPhysicalDevice_T *
m_pInstance = baseGame.GraphicsDevice.NativeInstance.Handle, // struct VkInstance_T *
m_pQueue = baseGame.GraphicsDevice.NativeCommandQueue.Handle, // struct VkQueue_T *
m_nQueueFamilyIndex = 0 // 0 is hardcoded index during vulkan creation
};
Valve.VR.OpenVR.Compositor.SetExplicitTimingMode(EVRCompositorTimingMode.Explicit_ApplicationPerformsPostPresentHandoff);
return(true);
}
public static bool InitVulkan(GameBase baseGame)
{
vkTexData = new VRVulkanTextureData_t {
m_pDevice = baseGame.GraphicsDevice.NativeDevice.NativeHandle, // struct VkDevice_T *
m_pPhysicalDevice = baseGame.GraphicsDevice.NativePhysicalDevice.NativeHandle, // struct VkPhysicalDevice_T *
m_pInstance = baseGame.GraphicsDevice.NativeInstance.NativeHandle, // struct VkInstance_T *
m_pQueue = baseGame.GraphicsDevice.NativeDevice.GetQueue(0, 0).NativeHandle, // struct VkQueue_T *
m_nQueueFamilyIndex = 0,
m_nFormat = (uint)37, //VkFormat.VK_FORMAT_R8G8B8A8_UNORM (37)
};
Valve.VR.OpenVR.Compositor.SetExplicitTimingMode(EVRCompositorTimingMode.Explicit_ApplicationPerformsPostPresentHandoff);
return(true);
}
public static unsafe bool Submit(int eyeIndex, Texture texture, ref RectangleF viewport)
{
var bounds = new VRTextureBounds_t {
uMin = viewport.X,
uMax = viewport.Width,
vMin = viewport.Y,
vMax = viewport.Height,
};
#if XENKO_GRAPHICS_API_VULKAN
var vkTexDataCopy = new VRVulkanTextureData_t {
m_pDevice = vkTexData.m_pDevice,
m_pPhysicalDevice = vkTexData.m_pPhysicalDevice,
m_pInstance = vkTexData.m_pInstance,
m_pQueue = vkTexData.m_pQueue,
m_nHeight = (uint)texture.Height,
m_nWidth = (uint)texture.Width,
m_nImage = (ulong)texture.NativeImage.Handle,
m_nSampleCount = texture.IsMultisample ? (uint)texture.MultisampleCount : 1,
m_nFormat = (uint)texture.NativeFormat
};
var tex = new Texture_t {
eType = ETextureType.Vulkan,
handle = (IntPtr)(&vkTexDataCopy),
eColorSpace = EColorSpace.Auto
};
Valve.VR.OpenVR.Compositor.SubmitExplicitTimingData();
return(Valve.VR.OpenVR.Compositor.Submit(eyeIndex == 0 ? EVREye.Eye_Left : EVREye.Eye_Right, ref tex, ref bounds, EVRSubmitFlags.Submit_Default) == EVRCompositorError.None);
#elif XENKO_GRAPHICS_API_DIRECT3D11
var tex = new Texture_t {
eType = ETextureType.DirectX,
handle = texture.SharedHandle,
eColorSpace = EColorSpace.Auto,
};
return(Valve.VR.OpenVR.Compositor.Submit(eyeIndex == 0 ? EVREye.Eye_Left : EVREye.Eye_Right, ref tex, ref bounds, EVRSubmitFlags.Submit_Default) == EVRCompositorError.None);
#endif
}