diff options
Diffstat (limited to 'src/3rdparty/angle/src/libEGL/Display.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/libEGL/Display.cpp | 1292 |
1 files changed, 1292 insertions, 0 deletions
diff --git a/src/3rdparty/angle/src/libEGL/Display.cpp b/src/3rdparty/angle/src/libEGL/Display.cpp new file mode 100644 index 0000000000..a2dee6d964 --- /dev/null +++ b/src/3rdparty/angle/src/libEGL/Display.cpp @@ -0,0 +1,1292 @@ +// +// Copyright (c) 2002-2012 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 <map> +#include <vector> + +#include "common/debug.h" +#include "libGLESv2/mathutil.h" +#include "libGLESv2/utilities.h" + +#include "libEGL/main.h" + +// Can also be enabled by defining FORCE_REF_RAST in the project's predefined macros +#define REF_RAST 0 + +// The "Debug This Pixel..." feature in PIX often fails when using the +// D3D9Ex interfaces. In order to get debug pixel to work on a Vista/Win 7 +// machine, define "ANGLE_ENABLE_D3D9EX=0" in your project file. +#if !defined(ANGLE_ENABLE_D3D9EX) +// Enables use of the IDirect3D9Ex interface, when available +#define ANGLE_ENABLE_D3D9EX 1 +#endif // !defined(ANGLE_ENABLE_D3D9EX) + +namespace egl +{ +namespace +{ + typedef std::map<EGLNativeDisplayType, Display*> DisplayMap; + DisplayMap displays; +} + +egl::Display *Display::getDisplay(EGLNativeDisplayType displayId) +{ + if (displays.find(displayId) != displays.end()) + { + return displays[displayId]; + } + + egl::Display *display = NULL; + + if (displayId == EGL_DEFAULT_DISPLAY) + { + display = new egl::Display(displayId, (HDC)NULL, false); + } + else if (displayId == EGL_SOFTWARE_DISPLAY_ANGLE) + { + display = new egl::Display(displayId, (HDC)NULL, true); + } + else + { + // FIXME: Check if displayId is a valid display device context + + display = new egl::Display(displayId, (HDC)displayId, false); + } + + displays[displayId] = display; + return display; +} + +Display::Display(EGLNativeDisplayType displayId, HDC deviceContext, bool software) : mDc(deviceContext) +{ + mD3d9Module = NULL; + + mD3d9 = NULL; + mD3d9Ex = NULL; + mDevice = NULL; + mDeviceEx = 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; + mSoftwareDevice = software; + mDisplayId = displayId; + mDeviceLost = false; +} + +Display::~Display() +{ + terminate(); + + DisplayMap::iterator thisDisplay = displays.find(mDisplayId); + + if (thisDisplay != displays.end()) + { + displays.erase(thisDisplay); + } +} + +bool Display::initialize() +{ + if (isInitialized()) + { + return true; + } + + if (mSoftwareDevice) + { + mD3d9Module = GetModuleHandle(TEXT("swiftshader_d3d9.dll")); + } + else + { + mD3d9Module = GetModuleHandle(TEXT("d3d9.dll")); + } + if (mD3d9Module == 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 (ANGLE_ENABLE_D3D9EX && Direct3DCreate9ExPtr && SUCCEEDED(Direct3DCreate9ExPtr(D3D_SDK_VERSION, &mD3d9Ex))) + { + ASSERT(mD3d9Ex); + mD3d9Ex->QueryInterface(IID_IDirect3D9, reinterpret_cast<void**>(&mD3d9)); + ASSERT(mD3d9); + } + else + { + mD3d9 = Direct3DCreate9(D3D_SDK_VERSION); + } + + if (mD3d9) + { + if (mDc != NULL) + { + // UNIMPLEMENTED(); // FIXME: Determine which adapter index the device context corresponds to + } + + HRESULT result; + + // Give up on getting device caps after about one second. + for (int i = 0; i < 10; ++i) + { + result = mD3d9->GetDeviceCaps(mAdapter, mDeviceType, &mDeviceCaps); + + if (SUCCEEDED(result)) + { + break; + } + else if (result == D3DERR_NOTAVAILABLE) + { + Sleep(100); // 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 + { + terminate(); + return error(EGL_BAD_ALLOC, false); + } + } + + if (mDeviceCaps.PixelShaderVersion < D3DPS_VERSION(2, 0)) + { + terminate(); + return error(EGL_NOT_INITIALIZED, false); + } + + // When DirectX9 is running with an older DirectX8 driver, a StretchRect from a regular texture to a render target texture is not supported. + // This is required by Texture2D::convertToRenderTarget. + if ((mDeviceCaps.DevCaps2 & D3DDEVCAPS2_CAN_STRETCHRECT_FROM_TEXTURES) == 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);} + + mD3d9->GetAdapterIdentifier(mAdapter, 0, &mAdapterIdentifier); + + // ATI cards on XP have problems with non-power-of-two textures. + mSupportsNonPower2Textures = !(mDeviceCaps.TextureCaps & D3DPTEXTURECAPS_POW2) && + !(mDeviceCaps.TextureCaps & D3DPTEXTURECAPS_CUBEMAP_POW2) && + !(mDeviceCaps.TextureCaps & D3DPTEXTURECAPS_NONPOW2CONDITIONAL) && + !(getComparableOSVersion() < versionWindowsVista && mAdapterIdentifier.VendorId == VENDOR_ID_AMD); + + 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, // Has no compatible OpenGL ES renderbuffer format + D3DFMT_X8R8G8B8 + }; + + const D3DFORMAT depthStencilFormats[] = + { + D3DFMT_UNKNOWN, + // 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, ¤tDisplayMode); + + 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 = D3D_OK; + + if(depthStencilFormat != D3DFMT_UNKNOWN) + { + result = mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_DEPTHSTENCIL, D3DRTYPE_SURFACE, depthStencilFormat); + } + + if (SUCCEEDED(result)) + { + if(depthStencilFormat != D3DFMT_UNKNOWN) + { + result = mD3d9->CheckDepthStencilMatch(mAdapter, mDeviceType, currentDisplayMode.Format, renderTargetFormat, depthStencilFormat); + } + + if (SUCCEEDED(result)) + { + // FIXME: enumerate multi-sampling + + configSet.add(currentDisplayMode, mMinSwapInterval, mMaxSwapInterval, renderTargetFormat, depthStencilFormat, 0, + mDeviceCaps.MaxTextureWidth, mDeviceCaps.MaxTextureHeight); + } + } + } + } + } + + // 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; + } + + initExtensionString(); + + 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); + + if (!createDevice()) + { + terminate(); + return false; + } + + mVertexShaderCache.initialize(mDevice); + mPixelShaderCache.initialize(mDevice); + + return true; +} + +void Display::terminate() +{ + while (!mSurfaceSet.empty()) + { + destroySurface(*mSurfaceSet.begin()); + } + + while (!mContextSet.empty()) + { + destroyContext(*mContextSet.begin()); + } + + while (!mEventQueryPool.empty()) + { + mEventQueryPool.back()->Release(); + mEventQueryPool.pop_back(); + } + + mVertexShaderCache.clear(); + mPixelShaderCache.clear(); + + if (mDevice) + { + // If the device is lost, reset it first to prevent leaving the driver in an unstable state + if (testDeviceLost()) + { + resetDevice(); + } + + mDevice->Release(); + mDevice = NULL; + } + + if (mDeviceEx) + { + mDeviceEx->Release(); + mDeviceEx = NULL; + } + + if (mD3d9) + { + mD3d9->Release(); + mD3d9 = NULL; + } + + if (mDeviceWindow) + { + DestroyWindow(mDeviceWindow); + mDeviceWindow = NULL; + } + + if (mD3d9Ex) + { + mD3d9Ex->Release(); + mD3d9Ex = NULL; + } + + if (mD3d9Module) + { + mD3d9Module = NULL; + } +} + +void Display::startScene() +{ + if (!mSceneStarted) + { + long result = mDevice->BeginScene(); + if (SUCCEEDED(result)) { + // This is defensive checking against the device being + // lost at unexpected times. + mSceneStarted = true; + } + } +} + +void Display::endScene() +{ + if (mSceneStarted) + { + // EndScene can fail if the device was lost, for example due + // to a TDR during a draw call. + mDevice->EndScene(); + 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; + case EGL_MAX_PBUFFER_WIDTH: *value = configuration->mMaxPBufferWidth; break; + case EGL_MAX_PBUFFER_HEIGHT: *value = configuration->mMaxPBufferHeight; break; + case EGL_MAX_PBUFFER_PIXELS: *value = configuration->mMaxPBufferPixels; 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); + } + } + + if (mD3d9Ex) + { + result = mDevice->QueryInterface(IID_IDirect3DDevice9Ex, (void**) &mDeviceEx); + ASSERT(SUCCEEDED(result)); + } + + initializeDevice(); + + return true; +} + +// do any one-time device initialization +// NOTE: this is also needed after a device lost/reset +// to reset the scene status and ensure the default states are reset. +void Display::initializeDevice() +{ + // Permanent non-default states + mDevice->SetRenderState(D3DRS_POINTSPRITEENABLE, TRUE); + mDevice->SetRenderState(D3DRS_LASTPIXEL, FALSE); + + if (mDeviceCaps.PixelShaderVersion >= D3DPS_VERSION(3, 0)) + { + mDevice->SetRenderState(D3DRS_POINTSIZE_MAX, (DWORD&)mDeviceCaps.MaxPointSize); + } + else + { + mDevice->SetRenderState(D3DRS_POINTSIZE_MAX, 0x3F800000); // 1.0f + } + + mSceneStarted = false; +} + +bool Display::resetDevice() +{ + D3DPRESENT_PARAMETERS presentParameters = getDefaultPresentParameters(); + + HRESULT result = D3D_OK; + bool lost = testDeviceLost(); + int attempts = 3; + + while (lost && attempts > 0) + { + if (mDeviceEx) + { + Sleep(500); // Give the graphics driver some CPU time + result = mDeviceEx->ResetEx(&presentParameters, NULL); + } + else + { + result = mDevice->TestCooperativeLevel(); + + while (result == D3DERR_DEVICELOST) + { + Sleep(100); // Give the graphics driver some CPU time + result = mDevice->TestCooperativeLevel(); + } + + if (result == D3DERR_DEVICENOTRESET) + { + result = mDevice->Reset(&presentParameters); + } + } + + lost = testDeviceLost(); + attempts --; + } + + if (FAILED(result)) + { + ERR("Reset/ResetEx failed multiple times: 0x%08X", result); + return error(EGL_BAD_ALLOC, false); + } + + // reset device defaults + initializeDevice(); + + return true; +} + +EGLSurface Display::createWindowSurface(HWND window, EGLConfig config, const EGLint *attribList) +{ + const Config *configuration = mConfigSet.get(config); + EGLint postSubBufferSupported = EGL_FALSE; + + if (attribList) + { + while (*attribList != EGL_NONE) + { + switch (attribList[0]) + { + case EGL_RENDER_BUFFER: + switch (attribList[1]) + { + case EGL_BACK_BUFFER: + break; + case EGL_SINGLE_BUFFER: + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); // Rendering directly to front buffer not supported + default: + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + } + break; + case EGL_POST_SUB_BUFFER_SUPPORTED_NV: + postSubBufferSupported = attribList[1]; + break; + case EGL_VG_COLORSPACE: + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); + case EGL_VG_ALPHA_FORMAT: + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); + default: + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + } + + attribList += 2; + } + } + + if (hasExistingWindowSurface(window)) + { + return error(EGL_BAD_ALLOC, EGL_NO_SURFACE); + } + + if (testDeviceLost()) + { + if (!restoreLostDevice()) + return EGL_NO_SURFACE; + } + + Surface *surface = new Surface(this, configuration, window, postSubBufferSupported); + + if (!surface->initialize()) + { + delete surface; + return EGL_NO_SURFACE; + } + + mSurfaceSet.insert(surface); + + return success(surface); +} + +EGLSurface Display::createOffscreenSurface(EGLConfig config, HANDLE shareHandle, const EGLint *attribList) +{ + EGLint width = 0, height = 0; + EGLenum textureFormat = EGL_NO_TEXTURE; + EGLenum textureTarget = EGL_NO_TEXTURE; + const Config *configuration = mConfigSet.get(config); + + if (attribList) + { + while (*attribList != EGL_NONE) + { + switch (attribList[0]) + { + case EGL_WIDTH: + width = attribList[1]; + break; + case EGL_HEIGHT: + height = attribList[1]; + break; + case EGL_LARGEST_PBUFFER: + if (attribList[1] != EGL_FALSE) + UNIMPLEMENTED(); // FIXME + break; + case EGL_TEXTURE_FORMAT: + switch (attribList[1]) + { + case EGL_NO_TEXTURE: + case EGL_TEXTURE_RGB: + case EGL_TEXTURE_RGBA: + textureFormat = attribList[1]; + break; + default: + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + } + break; + case EGL_TEXTURE_TARGET: + switch (attribList[1]) + { + case EGL_NO_TEXTURE: + case EGL_TEXTURE_2D: + textureTarget = attribList[1]; + break; + default: + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + } + break; + case EGL_MIPMAP_TEXTURE: + if (attribList[1] != EGL_FALSE) + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + break; + case EGL_VG_COLORSPACE: + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); + case EGL_VG_ALPHA_FORMAT: + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); + default: + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + } + + attribList += 2; + } + } + + if (width < 0 || height < 0) + { + return error(EGL_BAD_PARAMETER, EGL_NO_SURFACE); + } + + if (width == 0 || height == 0) + { + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + } + + if (textureFormat != EGL_NO_TEXTURE && !getNonPower2TextureSupport() && (!gl::isPow2(width) || !gl::isPow2(height))) + { + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); + } + + if ((textureFormat != EGL_NO_TEXTURE && textureTarget == EGL_NO_TEXTURE) || + (textureFormat == EGL_NO_TEXTURE && textureTarget != EGL_NO_TEXTURE)) + { + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); + } + + if (!(configuration->mSurfaceType & EGL_PBUFFER_BIT)) + { + return error(EGL_BAD_MATCH, EGL_NO_SURFACE); + } + + if ((textureFormat == EGL_TEXTURE_RGB && configuration->mBindToTextureRGB != EGL_TRUE) || + (textureFormat == EGL_TEXTURE_RGBA && configuration->mBindToTextureRGBA != EGL_TRUE)) + { + return error(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE); + } + + if (testDeviceLost()) + { + if (!restoreLostDevice()) + return EGL_NO_SURFACE; + } + + Surface *surface = new Surface(this, configuration, shareHandle, width, height, textureFormat, textureTarget); + + if (!surface->initialize()) + { + delete surface; + return EGL_NO_SURFACE; + } + + mSurfaceSet.insert(surface); + + return success(surface); +} + +EGLContext Display::createContext(EGLConfig configHandle, const gl::Context *shareContext, bool notifyResets, bool robustAccess) +{ + if (!mDevice) + { + if (!createDevice()) + { + return NULL; + } + } + else if (testDeviceLost()) // Lost device + { + if (!restoreLostDevice()) + return NULL; + } + + const egl::Config *config = mConfigSet.get(configHandle); + + gl::Context *context = glCreateContext(config, shareContext, notifyResets, robustAccess); + mContextSet.insert(context); + mDeviceLost = false; + + return context; +} + +bool Display::restoreLostDevice() +{ + for (ContextSet::iterator ctx = mContextSet.begin(); ctx != mContextSet.end(); ctx++) + { + if ((*ctx)->isResetNotificationEnabled()) + return false; // If reset notifications have been requested, application must delete all contexts first + } + + // Release surface resources to make the Reset() succeed + for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++) + { + (*surface)->release(); + } + + while (!mEventQueryPool.empty()) + { + mEventQueryPool.back()->Release(); + mEventQueryPool.pop_back(); + } + + mVertexShaderCache.clear(); + mPixelShaderCache.clear(); + + if (!resetDevice()) + { + return false; + } + + // Restore any surfaces that may have been lost + for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++) + { + (*surface)->resetSwapChain(); + } + + return true; +} + + +void Display::destroySurface(egl::Surface *surface) +{ + delete surface; + mSurfaceSet.erase(surface); +} + +void Display::destroyContext(gl::Context *context) +{ + glDestroyContext(context); + mContextSet.erase(context); +} + +void Display::notifyDeviceLost() +{ + for (ContextSet::iterator context = mContextSet.begin(); context != mContextSet.end(); context++) + { + (*context)->markContextLost(); + } + mDeviceLost = true; + error(EGL_CONTEXT_LOST); +} + +bool Display::isDeviceLost() +{ + return mDeviceLost; +} + +bool Display::isInitialized() const +{ + 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; +} + +D3DADAPTER_IDENTIFIER9 *Display::getAdapterIdentifier() +{ + return &mAdapterIdentifier; +} + +bool Display::testDeviceLost() +{ + if (mDeviceEx) + { + return FAILED(mDeviceEx->CheckDeviceState(NULL)); + } + else if (mDevice) + { + return FAILED(mDevice->TestCooperativeLevel()); + } + + return false; // No device yet, so no reset required +} + +bool Display::testDeviceResettable() +{ + HRESULT status = D3D_OK; + + if (mDeviceEx) + { + status = mDeviceEx->CheckDeviceState(NULL); + } + else if (mDevice) + { + status = mDevice->TestCooperativeLevel(); + } + + switch (status) + { + case D3DERR_DEVICENOTRESET: + case D3DERR_DEVICEHUNG: + return true; + default: + return false; + } +} + +void Display::sync(bool block) +{ + HRESULT result; + + IDirect3DQuery9* query = allocateEventQuery(); + if (!query) + { + return; + } + + result = query->Issue(D3DISSUE_END); + ASSERT(SUCCEEDED(result)); + + do + { + result = query->GetData(NULL, 0, D3DGETDATA_FLUSH); + + if(block && result == S_FALSE) + { + // Keep polling, but allow other threads to do something useful first + Sleep(0); + // explicitly check for device loss + // some drivers seem to return S_FALSE even if the device is lost + // instead of D3DERR_DEVICELOST like they should + if (testDeviceLost()) + { + result = D3DERR_DEVICELOST; + } + } + } + while(block && result == S_FALSE); + + freeEventQuery(query); + + if (isDeviceLostError(result)) + { + notifyDeviceLost(); + } +} + +IDirect3DQuery9* Display::allocateEventQuery() +{ + IDirect3DQuery9 *query = NULL; + + if (mEventQueryPool.empty()) + { + HRESULT result = mDevice->CreateQuery(D3DQUERYTYPE_EVENT, &query); + ASSERT(SUCCEEDED(result)); + } + else + { + query = mEventQueryPool.back(); + mEventQueryPool.pop_back(); + } + + return query; +} + +void Display::freeEventQuery(IDirect3DQuery9* query) +{ + if (mEventQueryPool.size() > 1000) + { + query->Release(); + } + else + { + mEventQueryPool.push_back(query); + } +} + +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::getDXT1TextureSupport() +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, D3DRTYPE_TEXTURE, D3DFMT_DXT1)); +} + +bool Display::getDXT3TextureSupport() +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, D3DRTYPE_TEXTURE, D3DFMT_DXT3)); +} + +bool Display::getDXT5TextureSupport() +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, D3DRTYPE_TEXTURE, D3DFMT_DXT5)); +} + +// we use INTZ for depth textures in Direct3D9 +// we also want NULL texture support to ensure the we can make depth-only FBOs +// see http://aras-p.info/texts/D3D9GPUHacks.html +bool Display::getDepthTextureSupport() const +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + bool intz = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, + D3DUSAGE_DEPTHSTENCIL, D3DRTYPE_TEXTURE, D3DFMT_INTZ)); + bool null = SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, + D3DUSAGE_RENDERTARGET, D3DRTYPE_SURFACE, D3DFMT_NULL)); + + return intz && null; +} + +bool Display::getFloat32TextureSupport(bool *filtering, bool *renderable) +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + *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::getFloat16TextureSupport(bool *filtering, bool *renderable) +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + *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::getLuminanceTextureSupport() +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, D3DRTYPE_TEXTURE, D3DFMT_L8)); +} + +bool Display::getLuminanceAlphaTextureSupport() +{ + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + return SUCCEEDED(mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, 0, D3DRTYPE_TEXTURE, D3DFMT_A8L8)); +} + +float Display::getTextureFilterAnisotropySupport() const +{ + // Must support a minimum of 2:1 anisotropy for max anisotropy to be considered supported, per the spec + if ((mDeviceCaps.RasterCaps & D3DPRASTERCAPS_ANISOTROPY) && (mDeviceCaps.MaxAnisotropy >= 2)) + { + return mDeviceCaps.MaxAnisotropy; + } + return 1.0f; +} + +D3DPOOL Display::getBufferPool(DWORD usage) const +{ + if (mD3d9Ex != NULL) + { + return D3DPOOL_DEFAULT; + } + else + { + if (!(usage & D3DUSAGE_DYNAMIC)) + { + return D3DPOOL_MANAGED; + } + } + + return D3DPOOL_DEFAULT; +} + +D3DPOOL Display::getTexturePool(DWORD usage) const +{ + if (mD3d9Ex != NULL) + { + return D3DPOOL_DEFAULT; + } + else + { + if (!(usage & (D3DUSAGE_DEPTHSTENCIL | D3DUSAGE_RENDERTARGET))) + { + return D3DPOOL_MANAGED; + } + } + + return D3DPOOL_DEFAULT; +} + +bool Display::getEventQuerySupport() +{ + IDirect3DQuery9 *query = allocateEventQuery(); + if (query) + { + freeEventQuery(query); + return true; + } + else + { + return false; + } +} + +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; +} + +void Display::initExtensionString() +{ + HMODULE swiftShader = GetModuleHandle(TEXT("swiftshader_d3d9.dll")); + + mExtensionString = ""; + + // Multi-vendor (EXT) extensions + mExtensionString += "EGL_EXT_create_context_robustness "; + + // ANGLE-specific extensions + if (shareHandleSupported()) + { + mExtensionString += "EGL_ANGLE_d3d_share_handle_client_buffer "; + } + + mExtensionString += "EGL_ANGLE_query_surface_pointer "; + + if (swiftShader) + { + mExtensionString += "EGL_ANGLE_software_display "; + } + + if (shareHandleSupported()) + { + mExtensionString += "EGL_ANGLE_surface_d3d_texture_2d_share_handle "; + } + + mExtensionString += "EGL_NV_post_sub_buffer"; + + std::string::size_type end = mExtensionString.find_last_not_of(' '); + if (end != std::string::npos) + { + mExtensionString.resize(end+1); + } +} + +const char *Display::getExtensionString() const +{ + return mExtensionString.c_str(); +} + +bool Display::shareHandleSupported() const +{ + // PIX doesn't seem to support using share handles, so disable them. + return isD3d9ExDevice() && !gl::perfActive(); +} + +IDirect3DVertexShader9 *Display::createVertexShader(const DWORD *function, size_t length) +{ + return mVertexShaderCache.create(function, length); +} + +IDirect3DPixelShader9 *Display::createPixelShader(const DWORD *function, size_t length) +{ + return mPixelShaderCache.create(function, length); +} + +// Only Direct3D 10 ready devices support all the necessary vertex texture formats. +// We test this using D3D9 by checking support for the R16F format. +bool Display::getVertexTextureSupport() const +{ + if (!isInitialized() || mDeviceCaps.PixelShaderVersion < D3DPS_VERSION(3, 0)) + { + return false; + } + + D3DDISPLAYMODE currentDisplayMode; + mD3d9->GetAdapterDisplayMode(mAdapter, ¤tDisplayMode); + + HRESULT result = mD3d9->CheckDeviceFormat(mAdapter, mDeviceType, currentDisplayMode.Format, D3DUSAGE_QUERY_VERTEXTEXTURE, D3DRTYPE_TEXTURE, D3DFMT_R16F); + + return SUCCEEDED(result); +} + +bool Display::getNonPower2TextureSupport() const +{ + return mSupportsNonPower2Textures; +} + +bool Display::getOcclusionQuerySupport() const +{ + if (!isInitialized()) + { + return false; + } + + IDirect3DQuery9 *query = NULL; + HRESULT result = mDevice->CreateQuery(D3DQUERYTYPE_OCCLUSION, &query); + + if (SUCCEEDED(result) && query) + { + query->Release(); + return true; + } + else + { + return false; + } +} + +bool Display::getInstancingSupport() const +{ + return mDeviceCaps.PixelShaderVersion >= D3DPS_VERSION(3, 0); +} + +} |