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d3d10_main.c

/*
 * Direct3D 10
 *
 * Copyright 2007 Andras Kovacs
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 *
 */

#include "config.h"
#include "wine/port.h"

#include "d3d10_private.h"

WINE_DEFAULT_DEBUG_CHANNEL(d3d10);

/* At process attach */
BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
    TRACE("fdwReason=%d\n", fdwReason);
    switch(fdwReason)
    {
    case DLL_PROCESS_ATTACH:
        DisableThreadLibraryCalls( hInstDLL );
        break;
    }
    return TRUE;
}

HRESULT WINAPI D3D10CreateDevice(IDXGIAdapter *adapter, D3D10_DRIVER_TYPE driver_type,
        HMODULE swrast, UINT flags, UINT sdk_version, ID3D10Device **device)
{
    IDXGIFactory *factory;
    HRESULT hr;

    TRACE("adapter %p, driver_type %s, swrast %p, flags %#x, sdk_version %d, device %p\n",
            adapter, debug_d3d10_driver_type(driver_type), swrast, flags, sdk_version, device);

    if (adapter)
    {
        IDXGIAdapter_AddRef(adapter);
        hr = IDXGIAdapter_GetParent(adapter, &IID_IDXGIFactory, (void **)&factory);
        if (FAILED(hr))
        {
            WARN("Failed to get dxgi factory, returning %#x\n", hr);
            return hr;
        }
    }
    else
    {
        hr = CreateDXGIFactory(&IID_IDXGIFactory, (void **)&factory);
        if (FAILED(hr))
        {
            WARN("Failed to create dxgi factory, returning %#x\n", hr);
            return hr;
        }

        switch(driver_type)
        {
            case D3D10_DRIVER_TYPE_HARDWARE:
            {
                hr = IDXGIFactory_EnumAdapters(factory, 0, &adapter);
                if (FAILED(hr))
                {
                    WARN("No adapters found, returning %#x\n", hr);
                    IDXGIFactory_Release(factory);
                    return hr;
                }
                break;
            }

            case D3D10_DRIVER_TYPE_NULL:
                FIXME("NULL device not implemented, falling back to refrast\n");
            case D3D10_DRIVER_TYPE_REFERENCE:
            {
                HMODULE refrast = LoadLibraryA("d3d10ref.dll");
                if (!refrast)
                {
                    WARN("Failed to load refrast, returning E_FAIL\n");
                    IDXGIFactory_Release(factory);
                    return E_FAIL;
                }
                hr = IDXGIFactory_CreateSoftwareAdapter(factory, refrast, &adapter);
                FreeLibrary(refrast);
                if (FAILED(hr))
                {
                    WARN("Failed to create a software adapter, returning %#x\n", hr);
                    IDXGIFactory_Release(factory);
                    return hr;
                }
                break;
            }

            case D3D10_DRIVER_TYPE_SOFTWARE:
            {
                if (!swrast)
                {
                    WARN("Software device requested, but NULL swrast passed, returning E_FAIL\n");
                    IDXGIFactory_Release(factory);
                    return E_FAIL;
                }
                hr = IDXGIFactory_CreateSoftwareAdapter(factory, swrast, &adapter);
                if (FAILED(hr))
                {
                    WARN("Failed to create a software adapter, returning %#x\n", hr);
                    IDXGIFactory_Release(factory);
                    return hr;
                }
                break;
            }
        }
    }

    hr = D3D10CoreCreateDevice(factory, adapter, flags, 0, device);
    IDXGIAdapter_Release(adapter);
    IDXGIFactory_Release(factory);
    if (FAILED(hr))
    {
        WARN("Failed to create a device, returning %#x\n", hr);
        return hr;
    }

    TRACE("Created ID3D10Device %p\n", *device);

    return hr;
}

HRESULT WINAPI D3D10CreateDeviceAndSwapChain(IDXGIAdapter *adapter, D3D10_DRIVER_TYPE driver_type,
        HMODULE swrast, UINT flags, UINT sdk_version, DXGI_SWAP_CHAIN_DESC *swapchain_desc,
        IDXGISwapChain **swapchain, ID3D10Device **device)
{
    IDXGIDevice *dxgi_device;
    IDXGIFactory *factory;
    HRESULT hr;

    TRACE("adapter %p, driver_type %s, swrast %p, flags %#x, sdk_version %d,\n"
            "\tswapchain_desc %p, swapchain %p, device %p\n",
            adapter, debug_d3d10_driver_type(driver_type), swrast, flags, sdk_version,
            swapchain_desc, swapchain, device);

    hr = D3D10CreateDevice(adapter, driver_type, swrast, flags, sdk_version, device);
    if (FAILED(hr))
    {
        WARN("Failed to create a device, returning %#x\n", hr);
        *device = NULL;
        return hr;
    }

    TRACE("Created ID3D10Device %p\n", *device);

    hr = ID3D10Device_QueryInterface(*device, &IID_IDXGIDevice, (void **)&dxgi_device);
    if (FAILED(hr))
    {
        ERR("Failed to get a dxgi device from the d3d10 device, returning %#x\n", hr);
        ID3D10Device_Release(*device);
        *device = NULL;
        return hr;
    }

    hr = IDXGIDevice_GetAdapter(dxgi_device, &adapter);
    IDXGIDevice_Release(dxgi_device);
    if (FAILED(hr))
    {
        ERR("Failed to get the device adapter, returning %#x\n", hr);
        ID3D10Device_Release(*device);
        *device = NULL;
        return hr;
    }

    hr = IDXGIAdapter_GetParent(adapter, &IID_IDXGIFactory, (void **)&factory);
    IDXGIAdapter_Release(adapter);
    if (FAILED(hr))
    {
        ERR("Failed to get the adapter factory, returning %#x\n", hr);
        ID3D10Device_Release(*device);
        *device = NULL;
        return hr;
    }

    hr = IDXGIFactory_CreateSwapChain(factory, (IUnknown *)*device, swapchain_desc, swapchain);
    IDXGIFactory_Release(factory);
    if (FAILED(hr))
    {
        ID3D10Device_Release(*device);
        *device = NULL;

        WARN("Failed to create a swapchain, returning %#x\n", hr);
        return hr;
    }

    TRACE("Created IDXGISwapChain %p\n", *swapchain);

    return S_OK;
}

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