compute-runtime/unit_tests/os_interface/windows/ult_dxgi_factory.h

/*
 * Copyright (c) 2017, Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */

#pragma once

#include <dxgi.h>
#include <wchar.h>

namespace OCLRT {
class UltIDXGIAdapter1 : public IDXGIAdapter1 {
  public:
    // IDXGIAdapter1
    HRESULT STDMETHODCALLTYPE GetDesc1(
        _Out_ DXGI_ADAPTER_DESC1 *pDesc) {

        if (pDesc == nullptr) {
            return S_FALSE;
        }
        swprintf(pDesc->Description, 128, L"Intel");
        pDesc->AdapterLuid.HighPart = 0x1234;
        return S_OK;
    }

    // IDXGIAdapter
    HRESULT STDMETHODCALLTYPE EnumOutputs(
        UINT Output,
        IDXGIOutput **ppOutput) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE GetDesc(
        DXGI_ADAPTER_DESC *pDesc) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE CheckInterfaceSupport(
        _In_ REFGUID InterfaceName,
        _Out_ LARGE_INTEGER *pUMDVersion) {
        return S_OK;
    }

    // IDXGIObject
    HRESULT STDMETHODCALLTYPE SetPrivateData(
        _In_ REFGUID Name,
        UINT DataSize,
        const void *pData) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE SetPrivateDataInterface(
        _In_ REFGUID Name,
        _In_opt_ const IUnknown *pUnknown) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE GetPrivateData(
        _In_ REFGUID Name,
        _Inout_ UINT *pDataSize,
        _Out_writes_bytes_(*pDataSize) void *pData) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE GetParent(
        _In_ REFIID riid,
        _COM_Outptr_ void **ppParent) {
        return S_OK;
    }

    // IUnknown
    HRESULT STDMETHODCALLTYPE QueryInterface(
        REFIID riid,
        void __RPC_FAR *__RPC_FAR *ppvObject) {

        return S_OK;
    }

    ULONG STDMETHODCALLTYPE AddRef(void) {
        return 0;
    }

    ULONG STDMETHODCALLTYPE Release(void) {
        // this must be the last instruction
        delete this;
        return 0;
    }
};

class UltIDXGIFactory1 : public IDXGIFactory1 {
  public:
    HRESULT STDMETHODCALLTYPE EnumAdapters1(
        UINT Adapter,
        IDXGIAdapter1 **ppAdapter) {
        if (Adapter > 2) {
            *(IDXGIAdapter1 **)ppAdapter = nullptr;
            return DXGI_ERROR_NOT_FOUND;
        }
        *(IDXGIAdapter1 **)ppAdapter = new UltIDXGIAdapter1;
        return S_OK;
    }

    BOOL STDMETHODCALLTYPE IsCurrent(void) {
        return 0;
    }

    HRESULT STDMETHODCALLTYPE EnumAdapters(
        UINT Adapter,
        IDXGIAdapter **ppAdapter) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE MakeWindowAssociation(
        HWND WindowHandle,
        UINT Flags) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE GetWindowAssociation(
        _Out_ HWND *pWindowHandle) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE CreateSwapChain(
        _In_ IUnknown *pDevice,
        _In_ DXGI_SWAP_CHAIN_DESC *pDesc,
        IDXGISwapChain **ppSwapChain) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE CreateSoftwareAdapter(
        HMODULE Module,
        IDXGIAdapter **ppAdapter) {
        return S_OK;
    }

    // IDXGIObject
    HRESULT STDMETHODCALLTYPE SetPrivateData(
        _In_ REFGUID Name,
        UINT DataSize,
        const void *pData) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE SetPrivateDataInterface(
        _In_ REFGUID Name,
        _In_opt_ const IUnknown *pUnknown) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE GetPrivateData(
        _In_ REFGUID Name,
        _Inout_ UINT *pDataSize,
        _Out_writes_bytes_(*pDataSize) void *pData) {
        return S_OK;
    }

    HRESULT STDMETHODCALLTYPE GetParent(
        _In_ REFIID riid,
        _COM_Outptr_ void **ppParent) {
        return S_OK;
    }

    // IUnknown
    HRESULT STDMETHODCALLTYPE QueryInterface(
        REFIID riid,
        void __RPC_FAR *__RPC_FAR *ppvObject) {

        return S_OK;
    }

    ULONG STDMETHODCALLTYPE AddRef(void) {
        return 0;
    }

    ULONG STDMETHODCALLTYPE Release(void) {
        // this must be the last instruction
        delete this;
        return 0;
    }
};
HRESULT WINAPI ULTCreateDXGIFactory(REFIID riid, void **ppFactory);
void WINAPI ULTGetSystemInfo(SYSTEM_INFO *pSystemInfo);

} // namespace OCLRT