Restore line endings

Author:    Nicolas Capens

git-svn-id: https://angleproject.googlecode.com/svn/trunk@438 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libEGL/Display.cpp b/src/libEGL/Display.cpp
index 678dd37..c95e1f6 100644
--- a/src/libEGL/Display.cpp
+++ b/src/libEGL/Display.cpp
@@ -1,615 +1,615 @@
-//

-// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.

-// Use of this source code is governed by a BSD-style license that can be

-// found in the LICENSE file.

-//

-

-// Display.cpp: Implements the egl::Display class, representing the abstract

-// display on which graphics are drawn. Implements EGLDisplay.

-// [EGL 1.4] section 2.1.2 page 3.

-

-#include "libEGL/Display.h"

-

-#include <algorithm>

-#include <vector>

-

-#include "common/debug.h"

-

-#include "libEGL/main.h"

-

-#define REF_RAST 0        // Can also be enabled by defining FORCE_REF_RAST in the project's predefined macros

-#define ENABLE_D3D9EX 1   // Enables use of the IDirect3D9Ex interface, when available

-

-namespace egl

-{

-Display::Display(HDC deviceContext) : mDc(deviceContext)

-{

-    mD3d9Module = NULL;

-    

-    mD3d9 = NULL;

-    mD3d9ex = NULL;

-    mDevice = NULL;

-    mDeviceWindow = NULL;

-

-    mAdapter = D3DADAPTER_DEFAULT;

-

-    #if REF_RAST == 1 || defined(FORCE_REF_RAST)

-        mDeviceType = D3DDEVTYPE_REF;

-    #else

-        mDeviceType = D3DDEVTYPE_HAL;

-    #endif

-

-    mMinSwapInterval = 1;

-    mMaxSwapInterval = 1;

-}

-

-Display::~Display()

-{

-    terminate();

-}

-

-bool Display::initialize()

-{

-    if (isInitialized())

-    {

-        return true;

-    }

-

-    mD3d9Module = LoadLibrary(TEXT("d3d9.dll"));

-    if (mD3d9Module == NULL)

-    {

-        terminate();

-        return false;

-    }

-

-    typedef IDirect3D9* (WINAPI *Direct3DCreate9Func)(UINT);

-    Direct3DCreate9Func Direct3DCreate9Ptr = reinterpret_cast<Direct3DCreate9Func>(GetProcAddress(mD3d9Module, "Direct3DCreate9"));

-

-    if (Direct3DCreate9Ptr == NULL)

-    {

-        terminate();

-        return false;

-    }

-

-    typedef HRESULT (WINAPI *Direct3DCreate9ExFunc)(UINT, IDirect3D9Ex**);

-    Direct3DCreate9ExFunc Direct3DCreate9ExPtr = reinterpret_cast<Direct3DCreate9ExFunc>(GetProcAddress(mD3d9Module, "Direct3DCreate9Ex"));

-

-    // Use Direct3D9Ex if available. Among other things, this version is less

-    // inclined to report a lost context, for example when the user switches

-    // desktop. Direct3D9Ex is available in Windows Vista and later if suitable drivers are available.

-    if (ENABLE_D3D9EX && Direct3DCreate9ExPtr && SUCCEEDED(Direct3DCreate9ExPtr(D3D_SDK_VERSION, &mD3d9ex)))

-    {

-        ASSERT(mD3d9ex);

-        mD3d9ex->QueryInterface(IID_IDirect3D9, reinterpret_cast<void**>(&mD3d9));

-        ASSERT(mD3d9);

-    }

-    else

-    {

-        mD3d9 = Direct3DCreate9Ptr(D3D_SDK_VERSION);

-    }

-

-    if (mD3d9)

-    {

-        if (mDc != NULL)

-        {

-        //  UNIMPLEMENTED();   // FIXME: Determine which adapter index the device context corresponds to

-        }

-

-        HRESULT result;

-        

-        do

-        {

-            result = mD3d9->GetDeviceCaps(mAdapter, mDeviceType, &mDeviceCaps);

-

-            if (result == D3DERR_NOTAVAILABLE)

-            {

-                Sleep(0);   // Give the driver some time to initialize/recover

-            }

-            else if (FAILED(result))   // D3DERR_OUTOFVIDEOMEMORY, E_OUTOFMEMORY, D3DERR_INVALIDDEVICE, or another error we can't recover from

-            {

-                return error(EGL_BAD_ALLOC, false);

-            }

-        }

-        while(result == D3DERR_NOTAVAILABLE);

-

-        ASSERT(SUCCEEDED(result));

-

-        if (mDeviceCaps.PixelShaderVersion < D3DPS_VERSION(2, 0))

-        {

-            terminate();

-            return error(EGL_NOT_INITIALIZED, false);

-        }

-

-        mMinSwapInterval = 4;

-        mMaxSwapInterval = 0;

-

-        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_IMMEDIATE) {mMinSwapInterval = std::min(mMinSwapInterval, 0); mMaxSwapInterval = std::max(mMaxSwapInterval, 0);}

-        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_ONE)       {mMinSwapInterval = std::min(mMinSwapInterval, 1); mMaxSwapInterval = std::max(mMaxSwapInterval, 1);}

-        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_TWO)       {mMinSwapInterval = std::min(mMinSwapInterval, 2); mMaxSwapInterval = std::max(mMaxSwapInterval, 2);}

-        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_THREE)     {mMinSwapInterval = std::min(mMinSwapInterval, 3); mMaxSwapInterval = std::max(mMaxSwapInterval, 3);}

-        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_FOUR)      {mMinSwapInterval = std::min(mMinSwapInterval, 4); mMaxSwapInterval = std::max(mMaxSwapInterval, 4);}

-

-        const D3DFORMAT renderTargetFormats[] =

-        {

-            D3DFMT_A1R5G5B5,

-        //  D3DFMT_A2R10G10B10,   // The color_ramp conformance test uses ReadPixels with UNSIGNED_BYTE causing it to think that rendering skipped a colour value.

-            D3DFMT_A8R8G8B8,

-            D3DFMT_R5G6B5,

-            D3DFMT_X1R5G5B5,

-            D3DFMT_X8R8G8B8

-        };

-

-        const D3DFORMAT depthStencilFormats[] =

-        {

-        //  D3DFMT_D16_LOCKABLE,

-            D3DFMT_D32,

-        //  D3DFMT_D15S1,

-            D3DFMT_D24S8,

-            D3DFMT_D24X8,

-        //  D3DFMT_D24X4S4,

-            D3DFMT_D16,

-        //  D3DFMT_D32F_LOCKABLE,

-        //  D3DFMT_D24FS8

-        };

-

-        D3DDISPLAYMODE currentDisplayMode;

-        mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);

-

-        ConfigSet configSet;

-

-        for (int formatIndex = 0; formatIndex < sizeof(renderTargetFormats) / sizeof(D3DFORMAT); formatIndex++)

-        {

-            D3DFORMAT renderTargetFormat = renderTargetFormats[formatIndex];

-

-            HRESULT result = mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET, D3DRTYPE_SURFACE, renderTargetFormat);

-

-            if (SUCCEEDED(result))

-            {

-                for (int depthStencilIndex = 0; depthStencilIndex < sizeof(depthStencilFormats) / sizeof(D3DFORMAT); depthStencilIndex++)

-                {

-                    D3DFORMAT depthStencilFormat = depthStencilFormats[depthStencilIndex];

-                    HRESULT result = mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_DEPTHSTENCIL, D3DRTYPE_SURFACE, depthStencilFormat);

-

-                    if (SUCCEEDED(result))

-                    {

-                        HRESULT result = mD3d9->CheckDepthStencilMatch(mAdapter, mDeviceType, currentDisplayMode.Format, renderTargetFormat, depthStencilFormat);

-

-                        if (SUCCEEDED(result))

-                        {

-                            // FIXME: enumerate multi-sampling

-

-                            configSet.add(currentDisplayMode, mMinSwapInterval, mMaxSwapInterval, renderTargetFormat, depthStencilFormat, 0);

-                        }

-                    }

-                }

-            }

-        }

-

-        // Give the sorted configs a unique ID and store them internally

-        EGLint index = 1;

-        for (ConfigSet::Iterator config = configSet.mSet.begin(); config != configSet.mSet.end(); config++)

-        {

-            Config configuration = *config;

-            configuration.mConfigID = index;

-            index++;

-

-            mConfigSet.mSet.insert(configuration);

-        }

-    }

-

-    if (!isInitialized())

-    {

-        terminate();

-

-        return false;

-    }

-

-    static const TCHAR windowName[] = TEXT("AngleHiddenWindow");

-    static const TCHAR className[] = TEXT("STATIC");

-

-    mDeviceWindow = CreateWindowEx(WS_EX_NOACTIVATE, className, windowName, WS_DISABLED | WS_POPUP, 0, 0, 1, 1, HWND_MESSAGE, NULL, GetModuleHandle(NULL), NULL);

-

-    return true;

-}

-

-void Display::terminate()

-{

-    while (!mSurfaceSet.empty())

-    {

-        destroySurface(*mSurfaceSet.begin());

-    }

-

-    while (!mContextSet.empty())

-    {

-        destroyContext(*mContextSet.begin());

-    }

-

-    if (mDevice)

-    {

-        // If the device is lost, reset it first to prevent leaving the driver in an unstable state

-        if (FAILED(mDevice->TestCooperativeLevel()))

-        {

-            resetDevice();

-        }

-

-        mDevice->Release();

-        mDevice = NULL;

-    }

-

-    if (mD3d9)

-    {

-        mD3d9->Release();

-        mD3d9 = NULL;

-    }

-

-    if (mDeviceWindow)

-    {

-        DestroyWindow(mDeviceWindow);

-        mDeviceWindow = NULL;

-    }

-    

-    if (mD3d9ex)

-    {

-        mD3d9ex->Release();

-        mD3d9ex = NULL;

-    }

-

-    if (mD3d9Module)

-    {

-        FreeLibrary(mD3d9Module);

-        mD3d9Module = NULL;

-    }

-}

-

-void Display::startScene()

-{

-    if (!mSceneStarted)

-    {

-        long result = mDevice->BeginScene();

-        ASSERT(SUCCEEDED(result));

-        mSceneStarted = true;

-    }

-}

-

-void Display::endScene()

-{

-    if (mSceneStarted)

-    {

-        long result = mDevice->EndScene();

-        ASSERT(SUCCEEDED(result));

-        mSceneStarted = false;

-    }

-}

-

-bool Display::getConfigs(EGLConfig *configs, const EGLint *attribList, EGLint configSize, EGLint *numConfig)

-{

-    return mConfigSet.getConfigs(configs, attribList, configSize, numConfig);

-}

-

-bool Display::getConfigAttrib(EGLConfig config, EGLint attribute, EGLint *value)

-{

-    const egl::Config *configuration = mConfigSet.get(config);

-

-    switch (attribute)

-    {

-      case EGL_BUFFER_SIZE:               *value = configuration->mBufferSize;             break;

-      case EGL_ALPHA_SIZE:                *value = configuration->mAlphaSize;              break;

-      case EGL_BLUE_SIZE:                 *value = configuration->mBlueSize;               break;

-      case EGL_GREEN_SIZE:                *value = configuration->mGreenSize;              break;

-      case EGL_RED_SIZE:                  *value = configuration->mRedSize;                break;

-      case EGL_DEPTH_SIZE:                *value = configuration->mDepthSize;              break;

-      case EGL_STENCIL_SIZE:              *value = configuration->mStencilSize;            break;

-      case EGL_CONFIG_CAVEAT:             *value = configuration->mConfigCaveat;           break;

-      case EGL_CONFIG_ID:                 *value = configuration->mConfigID;               break;

-      case EGL_LEVEL:                     *value = configuration->mLevel;                  break;

-      case EGL_NATIVE_RENDERABLE:         *value = configuration->mNativeRenderable;       break;

-      case EGL_NATIVE_VISUAL_TYPE:        *value = configuration->mNativeVisualType;       break;

-      case EGL_SAMPLES:                   *value = configuration->mSamples;                break;

-      case EGL_SAMPLE_BUFFERS:            *value = configuration->mSampleBuffers;          break;

-      case EGL_SURFACE_TYPE:              *value = configuration->mSurfaceType;            break;

-      case EGL_TRANSPARENT_TYPE:          *value = configuration->mTransparentType;        break;

-      case EGL_TRANSPARENT_BLUE_VALUE:    *value = configuration->mTransparentBlueValue;   break;

-      case EGL_TRANSPARENT_GREEN_VALUE:   *value = configuration->mTransparentGreenValue;  break;

-      case EGL_TRANSPARENT_RED_VALUE:     *value = configuration->mTransparentRedValue;    break;

-      case EGL_BIND_TO_TEXTURE_RGB:       *value = configuration->mBindToTextureRGB;       break;

-      case EGL_BIND_TO_TEXTURE_RGBA:      *value = configuration->mBindToTextureRGBA;      break;

-      case EGL_MIN_SWAP_INTERVAL:         *value = configuration->mMinSwapInterval;        break;

-      case EGL_MAX_SWAP_INTERVAL:         *value = configuration->mMaxSwapInterval;        break;

-      case EGL_LUMINANCE_SIZE:            *value = configuration->mLuminanceSize;          break;

-      case EGL_ALPHA_MASK_SIZE:           *value = configuration->mAlphaMaskSize;          break;

-      case EGL_COLOR_BUFFER_TYPE:         *value = configuration->mColorBufferType;        break;

-      case EGL_RENDERABLE_TYPE:           *value = configuration->mRenderableType;         break;

-      case EGL_MATCH_NATIVE_PIXMAP:       *value = false; UNIMPLEMENTED();                 break;

-      case EGL_CONFORMANT:                *value = configuration->mConformant;             break;

-      default:

-        return false;

-    }

-

-    return true;

-}

-

-bool Display::createDevice()

-{

-    D3DPRESENT_PARAMETERS presentParameters = getDefaultPresentParameters();

-    DWORD behaviorFlags = D3DCREATE_FPU_PRESERVE | D3DCREATE_NOWINDOWCHANGES;

-

-    HRESULT result = mD3d9->CreateDevice(mAdapter, mDeviceType, mDeviceWindow, behaviorFlags | D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE, &presentParameters, &mDevice);

-

-    if (result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY || result == D3DERR_DEVICELOST)

-    {

-        return error(EGL_BAD_ALLOC, false);

-    }

-

-    if (FAILED(result))

-    {

-        result = mD3d9->CreateDevice(mAdapter, mDeviceType, mDeviceWindow, behaviorFlags | D3DCREATE_SOFTWARE_VERTEXPROCESSING, &presentParameters, &mDevice);

-

-        if (FAILED(result))

-        {

-            ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY || result == D3DERR_NOTAVAILABLE || result == D3DERR_DEVICELOST);

-            return error(EGL_BAD_ALLOC, false);

-        }

-    }

-

-    // Permanent non-default states

-    mDevice->SetRenderState(D3DRS_POINTSPRITEENABLE, TRUE);

-

-    mSceneStarted = false;

-

-    return true;

-}

-

-bool Display::resetDevice()

-{

-    D3DPRESENT_PARAMETERS presentParameters = getDefaultPresentParameters();

-    HRESULT result;

-    

-    do

-    {

-        Sleep(0);   // Give the graphics driver some CPU time

-

-        result = mDevice->Reset(&presentParameters);

-    }

-    while (result == D3DERR_DEVICELOST);

-

-    if (FAILED(result))

-    {

-        return error(EGL_BAD_ALLOC, false);

-    }

-

-    ASSERT(SUCCEEDED(result));

-

-    return true;

-}

-

-Surface *Display::createWindowSurface(HWND window, EGLConfig config)

-{

-    const Config *configuration = mConfigSet.get(config);

-

-    Surface *surface = new Surface(this, configuration, window);

-    mSurfaceSet.insert(surface);

-

-    return surface;

-}

-

-EGLContext Display::createContext(EGLConfig configHandle, const gl::Context *shareContext)

-{

-    if (!mDevice)

-    {

-        if (!createDevice())

-        {

-            return NULL;

-        }

-    }

-    else if (FAILED(mDevice->TestCooperativeLevel()))   // Lost device

-    {

-        if (!resetDevice())

-        {

-            return NULL;

-        }

-

-        // Restore any surfaces that may have been lost

-        for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++)

-        {

-            (*surface)->resetSwapChain();

-        }

-    }

-

-    const egl::Config *config = mConfigSet.get(configHandle);

-

-    gl::Context *context = glCreateContext(config, shareContext);

-    mContextSet.insert(context);

-

-    return context;

-}

-

-void Display::destroySurface(egl::Surface *surface)

-{

-    delete surface;

-    mSurfaceSet.erase(surface);

-}

-

-void Display::destroyContext(gl::Context *context)

-{

-    glDestroyContext(context);

-    mContextSet.erase(context);

-

-    if (mContextSet.empty() && mDevice && FAILED(mDevice->TestCooperativeLevel()))   // Last context of a lost device

-    {

-        for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++)

-        {

-            (*surface)->release();

-        }	

-    }

-}

-

-bool Display::isInitialized()

-{

-    return mD3d9 != NULL && mConfigSet.size() > 0;

-}

-

-bool Display::isValidConfig(EGLConfig config)

-{

-    return mConfigSet.get(config) != NULL;

-}

-

-bool Display::isValidContext(gl::Context *context)

-{

-    return mContextSet.find(context) != mContextSet.end();

-}

-

-bool Display::isValidSurface(egl::Surface *surface)

-{

-    return mSurfaceSet.find(surface) != mSurfaceSet.end();

-}

-

-bool Display::hasExistingWindowSurface(HWND window)

-{

-    for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++)

-    {

-        if ((*surface)->getWindowHandle() == window)

-        {

-            return true;

-        }

-    }

-

-    return false;

-}

-

-EGLint Display::getMinSwapInterval()

-{

-    return mMinSwapInterval;

-}

-

-EGLint Display::getMaxSwapInterval()

-{

-    return mMaxSwapInterval;

-}

-

-IDirect3DDevice9 *Display::getDevice()

-{

-    if (!mDevice)

-    {

-        if (!createDevice())

-        {

-            return NULL;

-        }

-    }

-

-    return mDevice;

-}

-

-D3DCAPS9 Display::getDeviceCaps()

-{

-    return mDeviceCaps;

-}

-

-void Display::getMultiSampleSupport(D3DFORMAT format, bool *multiSampleArray)

-{

-    for (int multiSampleIndex = 0; multiSampleIndex <= D3DMULTISAMPLE_16_SAMPLES; multiSampleIndex++)

-    {

-        HRESULT result = mD3d9->CheckDeviceMultiSampleType(mAdapter, mDeviceType, format,

-                                                           TRUE, (D3DMULTISAMPLE_TYPE)multiSampleIndex, NULL);

-

-        multiSampleArray[multiSampleIndex] = SUCCEEDED(result);

-    }

-}

-

-bool Display::getCompressedTextureSupport()

-{

-    D3DDISPLAYMODE currentDisplayMode;

-    mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);

-

-    return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, D3DRTYPE_TEXTURE, D3DFMT_DXT1));

-}

-

-bool Display::getFloatTextureSupport(bool *filtering, bool *renderable)

-{

-    D3DDISPLAYMODE currentDisplayMode;

-    mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);

-

-    *filtering = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER, 

-                                                    D3DRTYPE_TEXTURE, D3DFMT_A32B32G32R32F)) &&

-                 SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER,

-                                                    D3DRTYPE_CUBETEXTURE, D3DFMT_A32B32G32R32F));

-    

-    *renderable = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET,

-                                                     D3DRTYPE_TEXTURE, D3DFMT_A32B32G32R32F))&&

-                  SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET,

-                                                     D3DRTYPE_CUBETEXTURE, D3DFMT_A32B32G32R32F));

-

-    if (!filtering && !renderable)

-    {

-        return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, 

-                                                  D3DRTYPE_TEXTURE, D3DFMT_A32B32G32R32F)) &&

-               SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0,

-                                                  D3DRTYPE_CUBETEXTURE, D3DFMT_A32B32G32R32F));

-    }

-    else

-    {

-        return true;

-    }

-}

-

-bool Display::getHalfFloatTextureSupport(bool *filtering, bool *renderable)

-{

-    D3DDISPLAYMODE currentDisplayMode;

-    mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);

-

-    *filtering = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER, 

-                                                    D3DRTYPE_TEXTURE, D3DFMT_A16B16G16R16F)) &&

-                 SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER,

-                                                    D3DRTYPE_CUBETEXTURE, D3DFMT_A16B16G16R16F));

-    

-    *renderable = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET, 

-                                                    D3DRTYPE_TEXTURE, D3DFMT_A16B16G16R16F)) &&

-                 SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET,

-                                                    D3DRTYPE_CUBETEXTURE, D3DFMT_A16B16G16R16F));

-

-    if (!filtering && !renderable)

-    {

-        return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, 

-                                                  D3DRTYPE_TEXTURE, D3DFMT_A16B16G16R16F)) &&

-               SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0,

-                                                  D3DRTYPE_CUBETEXTURE, D3DFMT_A16B16G16R16F));

-    }

-    else

-    {

-        return true;

-    }

-}

-

-bool Display::getEventQuerySupport()

-{

-    IDirect3DQuery9 *query;

-    HRESULT result = mDevice->CreateQuery(D3DQUERYTYPE_EVENT, &query);

-    if (SUCCEEDED(result))

-    {

-        query->Release();

-    }

-

-    return result != D3DERR_NOTAVAILABLE;

-}

-

-D3DPRESENT_PARAMETERS Display::getDefaultPresentParameters()

-{

-    D3DPRESENT_PARAMETERS presentParameters = {0};

-

-    // The default swap chain is never actually used. Surface will create a new swap chain with the proper parameters.

-    presentParameters.AutoDepthStencilFormat = D3DFMT_UNKNOWN;

-    presentParameters.BackBufferCount = 1;

-    presentParameters.BackBufferFormat = D3DFMT_UNKNOWN;

-    presentParameters.BackBufferWidth = 1;

-    presentParameters.BackBufferHeight = 1;

-    presentParameters.EnableAutoDepthStencil = FALSE;

-    presentParameters.Flags = 0;

-    presentParameters.hDeviceWindow = mDeviceWindow;

-    presentParameters.MultiSampleQuality = 0;

-    presentParameters.MultiSampleType = D3DMULTISAMPLE_NONE;

-    presentParameters.PresentationInterval = D3DPRESENT_INTERVAL_DEFAULT;

-    presentParameters.SwapEffect = D3DSWAPEFFECT_DISCARD;

-    presentParameters.Windowed = TRUE;

-

-    return presentParameters;

-}

+//
+// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// Display.cpp: Implements the egl::Display class, representing the abstract
+// display on which graphics are drawn. Implements EGLDisplay.
+// [EGL 1.4] section 2.1.2 page 3.
+
+#include "libEGL/Display.h"
+
+#include <algorithm>
+#include <vector>
+
+#include "common/debug.h"
+
+#include "libEGL/main.h"
+
+#define REF_RAST 0        // Can also be enabled by defining FORCE_REF_RAST in the project's predefined macros
+#define ENABLE_D3D9EX 1   // Enables use of the IDirect3D9Ex interface, when available
+
+namespace egl
+{
+Display::Display(HDC deviceContext) : mDc(deviceContext)
+{
+    mD3d9Module = NULL;
+    
+    mD3d9 = NULL;
+    mD3d9ex = NULL;
+    mDevice = NULL;
+    mDeviceWindow = NULL;
+
+    mAdapter = D3DADAPTER_DEFAULT;
+
+    #if REF_RAST == 1 || defined(FORCE_REF_RAST)
+        mDeviceType = D3DDEVTYPE_REF;
+    #else
+        mDeviceType = D3DDEVTYPE_HAL;
+    #endif
+
+    mMinSwapInterval = 1;
+    mMaxSwapInterval = 1;
+}
+
+Display::~Display()
+{
+    terminate();
+}
+
+bool Display::initialize()
+{
+    if (isInitialized())
+    {
+        return true;
+    }
+
+    mD3d9Module = LoadLibrary(TEXT("d3d9.dll"));
+    if (mD3d9Module == NULL)
+    {
+        terminate();
+        return false;
+    }
+
+    typedef IDirect3D9* (WINAPI *Direct3DCreate9Func)(UINT);
+    Direct3DCreate9Func Direct3DCreate9Ptr = reinterpret_cast<Direct3DCreate9Func>(GetProcAddress(mD3d9Module, "Direct3DCreate9"));
+
+    if (Direct3DCreate9Ptr == NULL)
+    {
+        terminate();
+        return false;
+    }
+
+    typedef HRESULT (WINAPI *Direct3DCreate9ExFunc)(UINT, IDirect3D9Ex**);
+    Direct3DCreate9ExFunc Direct3DCreate9ExPtr = reinterpret_cast<Direct3DCreate9ExFunc>(GetProcAddress(mD3d9Module, "Direct3DCreate9Ex"));
+
+    // Use Direct3D9Ex if available. Among other things, this version is less
+    // inclined to report a lost context, for example when the user switches
+    // desktop. Direct3D9Ex is available in Windows Vista and later if suitable drivers are available.
+    if (ENABLE_D3D9EX && Direct3DCreate9ExPtr && SUCCEEDED(Direct3DCreate9ExPtr(D3D_SDK_VERSION, &mD3d9ex)))
+    {
+        ASSERT(mD3d9ex);
+        mD3d9ex->QueryInterface(IID_IDirect3D9, reinterpret_cast<void**>(&mD3d9));
+        ASSERT(mD3d9);
+    }
+    else
+    {
+        mD3d9 = Direct3DCreate9Ptr(D3D_SDK_VERSION);
+    }
+
+    if (mD3d9)
+    {
+        if (mDc != NULL)
+        {
+        //  UNIMPLEMENTED();   // FIXME: Determine which adapter index the device context corresponds to
+        }
+
+        HRESULT result;
+        
+        do
+        {
+            result = mD3d9->GetDeviceCaps(mAdapter, mDeviceType, &mDeviceCaps);
+
+            if (result == D3DERR_NOTAVAILABLE)
+            {
+                Sleep(0);   // Give the driver some time to initialize/recover
+            }
+            else if (FAILED(result))   // D3DERR_OUTOFVIDEOMEMORY, E_OUTOFMEMORY, D3DERR_INVALIDDEVICE, or another error we can't recover from
+            {
+                return error(EGL_BAD_ALLOC, false);
+            }
+        }
+        while(result == D3DERR_NOTAVAILABLE);
+
+        ASSERT(SUCCEEDED(result));
+
+        if (mDeviceCaps.PixelShaderVersion < D3DPS_VERSION(2, 0))
+        {
+            terminate();
+            return error(EGL_NOT_INITIALIZED, false);
+        }
+
+        mMinSwapInterval = 4;
+        mMaxSwapInterval = 0;
+
+        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_IMMEDIATE) {mMinSwapInterval = std::min(mMinSwapInterval, 0); mMaxSwapInterval = std::max(mMaxSwapInterval, 0);}
+        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_ONE)       {mMinSwapInterval = std::min(mMinSwapInterval, 1); mMaxSwapInterval = std::max(mMaxSwapInterval, 1);}
+        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_TWO)       {mMinSwapInterval = std::min(mMinSwapInterval, 2); mMaxSwapInterval = std::max(mMaxSwapInterval, 2);}
+        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_THREE)     {mMinSwapInterval = std::min(mMinSwapInterval, 3); mMaxSwapInterval = std::max(mMaxSwapInterval, 3);}
+        if (mDeviceCaps.PresentationIntervals & D3DPRESENT_INTERVAL_FOUR)      {mMinSwapInterval = std::min(mMinSwapInterval, 4); mMaxSwapInterval = std::max(mMaxSwapInterval, 4);}
+
+        const D3DFORMAT renderTargetFormats[] =
+        {
+            D3DFMT_A1R5G5B5,
+        //  D3DFMT_A2R10G10B10,   // The color_ramp conformance test uses ReadPixels with UNSIGNED_BYTE causing it to think that rendering skipped a colour value.
+            D3DFMT_A8R8G8B8,
+            D3DFMT_R5G6B5,
+            D3DFMT_X1R5G5B5,
+            D3DFMT_X8R8G8B8
+        };
+
+        const D3DFORMAT depthStencilFormats[] =
+        {
+        //  D3DFMT_D16_LOCKABLE,
+            D3DFMT_D32,
+        //  D3DFMT_D15S1,
+            D3DFMT_D24S8,
+            D3DFMT_D24X8,
+        //  D3DFMT_D24X4S4,
+            D3DFMT_D16,
+        //  D3DFMT_D32F_LOCKABLE,
+        //  D3DFMT_D24FS8
+        };
+
+        D3DDISPLAYMODE currentDisplayMode;
+        mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);
+
+        ConfigSet configSet;
+
+        for (int formatIndex = 0; formatIndex < sizeof(renderTargetFormats) / sizeof(D3DFORMAT); formatIndex++)
+        {
+            D3DFORMAT renderTargetFormat = renderTargetFormats[formatIndex];
+
+            HRESULT result = mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET, D3DRTYPE_SURFACE, renderTargetFormat);
+
+            if (SUCCEEDED(result))
+            {
+                for (int depthStencilIndex = 0; depthStencilIndex < sizeof(depthStencilFormats) / sizeof(D3DFORMAT); depthStencilIndex++)
+                {
+                    D3DFORMAT depthStencilFormat = depthStencilFormats[depthStencilIndex];
+                    HRESULT result = mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_DEPTHSTENCIL, D3DRTYPE_SURFACE, depthStencilFormat);
+
+                    if (SUCCEEDED(result))
+                    {
+                        HRESULT result = mD3d9->CheckDepthStencilMatch(mAdapter, mDeviceType, currentDisplayMode.Format, renderTargetFormat, depthStencilFormat);
+
+                        if (SUCCEEDED(result))
+                        {
+                            // FIXME: enumerate multi-sampling
+
+                            configSet.add(currentDisplayMode, mMinSwapInterval, mMaxSwapInterval, renderTargetFormat, depthStencilFormat, 0);
+                        }
+                    }
+                }
+            }
+        }
+
+        // Give the sorted configs a unique ID and store them internally
+        EGLint index = 1;
+        for (ConfigSet::Iterator config = configSet.mSet.begin(); config != configSet.mSet.end(); config++)
+        {
+            Config configuration = *config;
+            configuration.mConfigID = index;
+            index++;
+
+            mConfigSet.mSet.insert(configuration);
+        }
+    }
+
+    if (!isInitialized())
+    {
+        terminate();
+
+        return false;
+    }
+
+    static const TCHAR windowName[] = TEXT("AngleHiddenWindow");
+    static const TCHAR className[] = TEXT("STATIC");
+
+    mDeviceWindow = CreateWindowEx(WS_EX_NOACTIVATE, className, windowName, WS_DISABLED | WS_POPUP, 0, 0, 1, 1, HWND_MESSAGE, NULL, GetModuleHandle(NULL), NULL);
+
+    return true;
+}
+
+void Display::terminate()
+{
+    while (!mSurfaceSet.empty())
+    {
+        destroySurface(*mSurfaceSet.begin());
+    }
+
+    while (!mContextSet.empty())
+    {
+        destroyContext(*mContextSet.begin());
+    }
+
+    if (mDevice)
+    {
+        // If the device is lost, reset it first to prevent leaving the driver in an unstable state
+        if (FAILED(mDevice->TestCooperativeLevel()))
+        {
+            resetDevice();
+        }
+
+        mDevice->Release();
+        mDevice = NULL;
+    }
+
+    if (mD3d9)
+    {
+        mD3d9->Release();
+        mD3d9 = NULL;
+    }
+
+    if (mDeviceWindow)
+    {
+        DestroyWindow(mDeviceWindow);
+        mDeviceWindow = NULL;
+    }
+    
+    if (mD3d9ex)
+    {
+        mD3d9ex->Release();
+        mD3d9ex = NULL;
+    }
+
+    if (mD3d9Module)
+    {
+        FreeLibrary(mD3d9Module);
+        mD3d9Module = NULL;
+    }
+}
+
+void Display::startScene()
+{
+    if (!mSceneStarted)
+    {
+        long result = mDevice->BeginScene();
+        ASSERT(SUCCEEDED(result));
+        mSceneStarted = true;
+    }
+}
+
+void Display::endScene()
+{
+    if (mSceneStarted)
+    {
+        long result = mDevice->EndScene();
+        ASSERT(SUCCEEDED(result));
+        mSceneStarted = false;
+    }
+}
+
+bool Display::getConfigs(EGLConfig *configs, const EGLint *attribList, EGLint configSize, EGLint *numConfig)
+{
+    return mConfigSet.getConfigs(configs, attribList, configSize, numConfig);
+}
+
+bool Display::getConfigAttrib(EGLConfig config, EGLint attribute, EGLint *value)
+{
+    const egl::Config *configuration = mConfigSet.get(config);
+
+    switch (attribute)
+    {
+      case EGL_BUFFER_SIZE:               *value = configuration->mBufferSize;             break;
+      case EGL_ALPHA_SIZE:                *value = configuration->mAlphaSize;              break;
+      case EGL_BLUE_SIZE:                 *value = configuration->mBlueSize;               break;
+      case EGL_GREEN_SIZE:                *value = configuration->mGreenSize;              break;
+      case EGL_RED_SIZE:                  *value = configuration->mRedSize;                break;
+      case EGL_DEPTH_SIZE:                *value = configuration->mDepthSize;              break;
+      case EGL_STENCIL_SIZE:              *value = configuration->mStencilSize;            break;
+      case EGL_CONFIG_CAVEAT:             *value = configuration->mConfigCaveat;           break;
+      case EGL_CONFIG_ID:                 *value = configuration->mConfigID;               break;
+      case EGL_LEVEL:                     *value = configuration->mLevel;                  break;
+      case EGL_NATIVE_RENDERABLE:         *value = configuration->mNativeRenderable;       break;
+      case EGL_NATIVE_VISUAL_TYPE:        *value = configuration->mNativeVisualType;       break;
+      case EGL_SAMPLES:                   *value = configuration->mSamples;                break;
+      case EGL_SAMPLE_BUFFERS:            *value = configuration->mSampleBuffers;          break;
+      case EGL_SURFACE_TYPE:              *value = configuration->mSurfaceType;            break;
+      case EGL_TRANSPARENT_TYPE:          *value = configuration->mTransparentType;        break;
+      case EGL_TRANSPARENT_BLUE_VALUE:    *value = configuration->mTransparentBlueValue;   break;
+      case EGL_TRANSPARENT_GREEN_VALUE:   *value = configuration->mTransparentGreenValue;  break;
+      case EGL_TRANSPARENT_RED_VALUE:     *value = configuration->mTransparentRedValue;    break;
+      case EGL_BIND_TO_TEXTURE_RGB:       *value = configuration->mBindToTextureRGB;       break;
+      case EGL_BIND_TO_TEXTURE_RGBA:      *value = configuration->mBindToTextureRGBA;      break;
+      case EGL_MIN_SWAP_INTERVAL:         *value = configuration->mMinSwapInterval;        break;
+      case EGL_MAX_SWAP_INTERVAL:         *value = configuration->mMaxSwapInterval;        break;
+      case EGL_LUMINANCE_SIZE:            *value = configuration->mLuminanceSize;          break;
+      case EGL_ALPHA_MASK_SIZE:           *value = configuration->mAlphaMaskSize;          break;
+      case EGL_COLOR_BUFFER_TYPE:         *value = configuration->mColorBufferType;        break;
+      case EGL_RENDERABLE_TYPE:           *value = configuration->mRenderableType;         break;
+      case EGL_MATCH_NATIVE_PIXMAP:       *value = false; UNIMPLEMENTED();                 break;
+      case EGL_CONFORMANT:                *value = configuration->mConformant;             break;
+      default:
+        return false;
+    }
+
+    return true;
+}
+
+bool Display::createDevice()
+{
+    D3DPRESENT_PARAMETERS presentParameters = getDefaultPresentParameters();
+    DWORD behaviorFlags = D3DCREATE_FPU_PRESERVE | D3DCREATE_NOWINDOWCHANGES;
+
+    HRESULT result = mD3d9->CreateDevice(mAdapter, mDeviceType, mDeviceWindow, behaviorFlags | D3DCREATE_HARDWARE_VERTEXPROCESSING | D3DCREATE_PUREDEVICE, &presentParameters, &mDevice);
+
+    if (result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY || result == D3DERR_DEVICELOST)
+    {
+        return error(EGL_BAD_ALLOC, false);
+    }
+
+    if (FAILED(result))
+    {
+        result = mD3d9->CreateDevice(mAdapter, mDeviceType, mDeviceWindow, behaviorFlags | D3DCREATE_SOFTWARE_VERTEXPROCESSING, &presentParameters, &mDevice);
+
+        if (FAILED(result))
+        {
+            ASSERT(result == D3DERR_OUTOFVIDEOMEMORY || result == E_OUTOFMEMORY || result == D3DERR_NOTAVAILABLE || result == D3DERR_DEVICELOST);
+            return error(EGL_BAD_ALLOC, false);
+        }
+    }
+
+    // Permanent non-default states
+    mDevice->SetRenderState(D3DRS_POINTSPRITEENABLE, TRUE);
+
+    mSceneStarted = false;
+
+    return true;
+}
+
+bool Display::resetDevice()
+{
+    D3DPRESENT_PARAMETERS presentParameters = getDefaultPresentParameters();
+    HRESULT result;
+    
+    do
+    {
+        Sleep(0);   // Give the graphics driver some CPU time
+
+        result = mDevice->Reset(&presentParameters);
+    }
+    while (result == D3DERR_DEVICELOST);
+
+    if (FAILED(result))
+    {
+        return error(EGL_BAD_ALLOC, false);
+    }
+
+    ASSERT(SUCCEEDED(result));
+
+    return true;
+}
+
+Surface *Display::createWindowSurface(HWND window, EGLConfig config)
+{
+    const Config *configuration = mConfigSet.get(config);
+
+    Surface *surface = new Surface(this, configuration, window);
+    mSurfaceSet.insert(surface);
+
+    return surface;
+}
+
+EGLContext Display::createContext(EGLConfig configHandle, const gl::Context *shareContext)
+{
+    if (!mDevice)
+    {
+        if (!createDevice())
+        {
+            return NULL;
+        }
+    }
+    else if (FAILED(mDevice->TestCooperativeLevel()))   // Lost device
+    {
+        if (!resetDevice())
+        {
+            return NULL;
+        }
+
+        // Restore any surfaces that may have been lost
+        for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++)
+        {
+            (*surface)->resetSwapChain();
+        }
+    }
+
+    const egl::Config *config = mConfigSet.get(configHandle);
+
+    gl::Context *context = glCreateContext(config, shareContext);
+    mContextSet.insert(context);
+
+    return context;
+}
+
+void Display::destroySurface(egl::Surface *surface)
+{
+    delete surface;
+    mSurfaceSet.erase(surface);
+}
+
+void Display::destroyContext(gl::Context *context)
+{
+    glDestroyContext(context);
+    mContextSet.erase(context);
+
+    if (mContextSet.empty() && mDevice && FAILED(mDevice->TestCooperativeLevel()))   // Last context of a lost device
+    {
+        for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++)
+        {
+            (*surface)->release();
+        }	
+    }
+}
+
+bool Display::isInitialized()
+{
+    return mD3d9 != NULL && mConfigSet.size() > 0;
+}
+
+bool Display::isValidConfig(EGLConfig config)
+{
+    return mConfigSet.get(config) != NULL;
+}
+
+bool Display::isValidContext(gl::Context *context)
+{
+    return mContextSet.find(context) != mContextSet.end();
+}
+
+bool Display::isValidSurface(egl::Surface *surface)
+{
+    return mSurfaceSet.find(surface) != mSurfaceSet.end();
+}
+
+bool Display::hasExistingWindowSurface(HWND window)
+{
+    for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++)
+    {
+        if ((*surface)->getWindowHandle() == window)
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+EGLint Display::getMinSwapInterval()
+{
+    return mMinSwapInterval;
+}
+
+EGLint Display::getMaxSwapInterval()
+{
+    return mMaxSwapInterval;
+}
+
+IDirect3DDevice9 *Display::getDevice()
+{
+    if (!mDevice)
+    {
+        if (!createDevice())
+        {
+            return NULL;
+        }
+    }
+
+    return mDevice;
+}
+
+D3DCAPS9 Display::getDeviceCaps()
+{
+    return mDeviceCaps;
+}
+
+void Display::getMultiSampleSupport(D3DFORMAT format, bool *multiSampleArray)
+{
+    for (int multiSampleIndex = 0; multiSampleIndex <= D3DMULTISAMPLE_16_SAMPLES; multiSampleIndex++)
+    {
+        HRESULT result = mD3d9->CheckDeviceMultiSampleType(mAdapter, mDeviceType, format,
+                                                           TRUE, (D3DMULTISAMPLE_TYPE)multiSampleIndex, NULL);
+
+        multiSampleArray[multiSampleIndex] = SUCCEEDED(result);
+    }
+}
+
+bool Display::getCompressedTextureSupport()
+{
+    D3DDISPLAYMODE currentDisplayMode;
+    mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);
+
+    return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, D3DRTYPE_TEXTURE, D3DFMT_DXT1));
+}
+
+bool Display::getFloatTextureSupport(bool *filtering, bool *renderable)
+{
+    D3DDISPLAYMODE currentDisplayMode;
+    mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);
+
+    *filtering = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER, 
+                                                    D3DRTYPE_TEXTURE, D3DFMT_A32B32G32R32F)) &&
+                 SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER,
+                                                    D3DRTYPE_CUBETEXTURE, D3DFMT_A32B32G32R32F));
+    
+    *renderable = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET,
+                                                     D3DRTYPE_TEXTURE, D3DFMT_A32B32G32R32F))&&
+                  SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET,
+                                                     D3DRTYPE_CUBETEXTURE, D3DFMT_A32B32G32R32F));
+
+    if (!filtering && !renderable)
+    {
+        return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, 
+                                                  D3DRTYPE_TEXTURE, D3DFMT_A32B32G32R32F)) &&
+               SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0,
+                                                  D3DRTYPE_CUBETEXTURE, D3DFMT_A32B32G32R32F));
+    }
+    else
+    {
+        return true;
+    }
+}
+
+bool Display::getHalfFloatTextureSupport(bool *filtering, bool *renderable)
+{
+    D3DDISPLAYMODE currentDisplayMode;
+    mD3d9->GetAdapterDisplayMode(mAdapter, &currentDisplayMode);
+
+    *filtering = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER, 
+                                                    D3DRTYPE_TEXTURE, D3DFMT_A16B16G16R16F)) &&
+                 SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_FILTER,
+                                                    D3DRTYPE_CUBETEXTURE, D3DFMT_A16B16G16R16F));
+    
+    *renderable = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET, 
+                                                    D3DRTYPE_TEXTURE, D3DFMT_A16B16G16R16F)) &&
+                 SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_RENDERTARGET,
+                                                    D3DRTYPE_CUBETEXTURE, D3DFMT_A16B16G16R16F));
+
+    if (!filtering && !renderable)
+    {
+        return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, 
+                                                  D3DRTYPE_TEXTURE, D3DFMT_A16B16G16R16F)) &&
+               SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0,
+                                                  D3DRTYPE_CUBETEXTURE, D3DFMT_A16B16G16R16F));
+    }
+    else
+    {
+        return true;
+    }
+}
+
+bool Display::getEventQuerySupport()
+{
+    IDirect3DQuery9 *query;
+    HRESULT result = mDevice->CreateQuery(D3DQUERYTYPE_EVENT, &query);
+    if (SUCCEEDED(result))
+    {
+        query->Release();
+    }
+
+    return result != D3DERR_NOTAVAILABLE;
+}
+
+D3DPRESENT_PARAMETERS Display::getDefaultPresentParameters()
+{
+    D3DPRESENT_PARAMETERS presentParameters = {0};
+
+    // The default swap chain is never actually used. Surface will create a new swap chain with the proper parameters.
+    presentParameters.AutoDepthStencilFormat = D3DFMT_UNKNOWN;
+    presentParameters.BackBufferCount = 1;
+    presentParameters.BackBufferFormat = D3DFMT_UNKNOWN;
+    presentParameters.BackBufferWidth = 1;
+    presentParameters.BackBufferHeight = 1;
+    presentParameters.EnableAutoDepthStencil = FALSE;
+    presentParameters.Flags = 0;
+    presentParameters.hDeviceWindow = mDeviceWindow;
+    presentParameters.MultiSampleQuality = 0;
+    presentParameters.MultiSampleType = D3DMULTISAMPLE_NONE;
+    presentParameters.PresentationInterval = D3DPRESENT_INTERVAL_DEFAULT;
+    presentParameters.SwapEffect = D3DSWAPEFFECT_DISCARD;
+    presentParameters.Windowed = TRUE;
+
+    return presentParameters;
+}
 }
\ No newline at end of file