diff options
Diffstat (limited to 'src/3rdparty/angle/src/libEGL/Display.cpp')
| -rw-r--r-- | src/3rdparty/angle/src/libEGL/Display.cpp | 648 |
1 files changed, 0 insertions, 648 deletions
diff --git a/src/3rdparty/angle/src/libEGL/Display.cpp b/src/3rdparty/angle/src/libEGL/Display.cpp deleted file mode 100644 index eea93b1d87..0000000000 --- a/src/3rdparty/angle/src/libEGL/Display.cpp +++ /dev/null @@ -1,648 +0,0 @@ -// -// Copyright (c) 2002-2014 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 <sstream> -#include <iterator> - -#include "common/debug.h" -#include "common/mathutil.h" -#include "libGLESv2/main.h" -#include "libGLESv2/Context.h" -#include "libGLESv2/renderer/SwapChain.h" - -#include "libEGL/main.h" -#include "libEGL/Surface.h" - -namespace egl -{ - -typedef std::map<EGLNativeDisplayType, Display*> DisplayMap; -static DisplayMap *GetDisplayMap() -{ - static DisplayMap displays; - return &displays; -} - -egl::Display *Display::getDisplay(EGLNativeDisplayType displayId, const AttributeMap &attribMap) -{ - Display *display = NULL; - - DisplayMap *displays = GetDisplayMap(); - DisplayMap::const_iterator iter = displays->find(displayId); - if (iter != displays->end()) - { - display = iter->second; - } - else - { - display = new egl::Display(displayId); - displays->insert(std::make_pair(displayId, display)); - } - - // Apply new attributes if the display is not initialized yet. - if (!display->isInitialized()) - { - display->setAttributes(attribMap); - } - - return display; -} - -Display::Display(EGLNativeDisplayType displayId) - : mDisplayId(displayId), - mAttributeMap(), - mRenderer(NULL) -{ -} - -Display::~Display() -{ - terminate(); - - DisplayMap *displays = GetDisplayMap(); - DisplayMap::iterator iter = displays->find(mDisplayId); - if (iter != displays->end()) - { - displays->erase(iter); - } -} - -void Display::setAttributes(const AttributeMap &attribMap) -{ - mAttributeMap = attribMap; -} - -Error Display::initialize() -{ - if (isInitialized()) - { - return Error(EGL_SUCCESS); - } - - mRenderer = glCreateRenderer(this, mDisplayId, mAttributeMap); - - if (!mRenderer) - { - terminate(); - return Error(EGL_NOT_INITIALIZED); - } - - //TODO(jmadill): should be part of caps? - EGLint minSwapInterval = mRenderer->getMinSwapInterval(); - EGLint maxSwapInterval = mRenderer->getMaxSwapInterval(); - EGLint maxTextureSize = mRenderer->getRendererCaps().max2DTextureSize; - - rx::ConfigDesc *descList; - int numConfigs = mRenderer->generateConfigs(&descList); - ConfigSet configSet; - - for (int i = 0; i < numConfigs; ++i) - { - configSet.add(descList[i], minSwapInterval, maxSwapInterval, maxTextureSize, maxTextureSize); - } - - // 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); - } - - mRenderer->deleteConfigs(descList); - descList = NULL; - - if (!isInitialized()) - { - terminate(); - return Error(EGL_NOT_INITIALIZED); - } - - initDisplayExtensionString(); - initVendorString(); - - return Error(EGL_SUCCESS); -} - -void Display::terminate() -{ - while (!mSurfaceSet.empty()) - { - destroySurface(*mSurfaceSet.begin()); - } - - while (!mContextSet.empty()) - { - destroyContext(*mContextSet.begin()); - } - - glDestroyRenderer(mRenderer); - mRenderer = NULL; - - mConfigSet.mSet.clear(); -} - -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; -} - - - -Error Display::createWindowSurface(EGLNativeWindowType window, EGLConfig config, const EGLint *attribList, EGLSurface *outSurface) -{ - const Config *configuration = mConfigSet.get(config); - EGLint postSubBufferSupported = EGL_FALSE; - - EGLint width = 0; - EGLint height = 0; - EGLint fixedSize = 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); // Rendering directly to front buffer not supported - default: - return Error(EGL_BAD_ATTRIBUTE); - } - break; - case EGL_POST_SUB_BUFFER_SUPPORTED_NV: - postSubBufferSupported = attribList[1]; - break; - case EGL_WIDTH: - width = attribList[1]; - break; - case EGL_HEIGHT: - height = attribList[1]; - break; - case EGL_FIXED_SIZE_ANGLE: - fixedSize = attribList[1]; - break; - case EGL_VG_COLORSPACE: - return Error(EGL_BAD_MATCH); - case EGL_VG_ALPHA_FORMAT: - return Error(EGL_BAD_MATCH); - default: - return Error(EGL_BAD_ATTRIBUTE); - } - - attribList += 2; - } - } - - if (width < 0 || height < 0) - { - return Error(EGL_BAD_PARAMETER); - } - - if (!fixedSize) - { - width = -1; - height = -1; - } - - if (hasExistingWindowSurface(window)) - { - return Error(EGL_BAD_ALLOC); - } - - if (mRenderer->testDeviceLost(false)) - { - Error error = restoreLostDevice(); - if (error.isError()) - { - return error; - } - } - - Surface *surface = new Surface(this, configuration, window, fixedSize, width, height, postSubBufferSupported); - Error error = surface->initialize(); - if (error.isError()) - { - SafeDelete(surface); - return error; - } - - mSurfaceSet.insert(surface); - - *outSurface = surface; - return Error(EGL_SUCCESS); -} - -Error Display::createOffscreenSurface(EGLConfig config, HANDLE shareHandle, const EGLint *attribList, EGLSurface *outSurface) -{ - 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); - } - 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); - } - break; - case EGL_MIPMAP_TEXTURE: - if (attribList[1] != EGL_FALSE) - return Error(EGL_BAD_ATTRIBUTE); - break; - case EGL_VG_COLORSPACE: - return Error(EGL_BAD_MATCH); - case EGL_VG_ALPHA_FORMAT: - return Error(EGL_BAD_MATCH); - default: - return Error(EGL_BAD_ATTRIBUTE); - } - - attribList += 2; - } - } - - if (width < 0 || height < 0) - { - return Error(EGL_BAD_PARAMETER); - } - - if (width == 0 || height == 0) - { - return Error(EGL_BAD_ATTRIBUTE); - } - - if (textureFormat != EGL_NO_TEXTURE && !mRenderer->getRendererExtensions().textureNPOT && (!gl::isPow2(width) || !gl::isPow2(height))) - { - return Error(EGL_BAD_MATCH); - } - - if ((textureFormat != EGL_NO_TEXTURE && textureTarget == EGL_NO_TEXTURE) || - (textureFormat == EGL_NO_TEXTURE && textureTarget != EGL_NO_TEXTURE)) - { - return Error(EGL_BAD_MATCH); - } - - if (!(configuration->mSurfaceType & EGL_PBUFFER_BIT)) - { - return Error(EGL_BAD_MATCH); - } - - if ((textureFormat == EGL_TEXTURE_RGB && configuration->mBindToTextureRGB != EGL_TRUE) || - (textureFormat == EGL_TEXTURE_RGBA && configuration->mBindToTextureRGBA != EGL_TRUE)) - { - return Error(EGL_BAD_ATTRIBUTE); - } - - if (mRenderer->testDeviceLost(false)) - { - Error error = restoreLostDevice(); - if (error.isError()) - { - return error; - } - } - - Surface *surface = new Surface(this, configuration, shareHandle, width, height, textureFormat, textureTarget); - Error error = surface->initialize(); - if (error.isError()) - { - SafeDelete(surface); - return error; - } - - mSurfaceSet.insert(surface); - - *outSurface = surface; - return Error(EGL_SUCCESS); -} - -Error Display::createContext(EGLConfig configHandle, EGLint clientVersion, const gl::Context *shareContext, bool notifyResets, - bool robustAccess, EGLContext *outContext) -{ - if (!mRenderer) - { - *outContext = EGL_NO_CONTEXT; - return Error(EGL_SUCCESS); - } - else if (mRenderer->testDeviceLost(false)) // Lost device - { - Error error = restoreLostDevice(); - if (error.isError()) - { - return error; - } - } - - //TODO(jmadill): shader model is not cross-platform - if (clientVersion > 2 && mRenderer->getMajorShaderModel() < 4) - { - return Error(EGL_BAD_CONFIG); - } - - gl::Context *context = glCreateContext(clientVersion, shareContext, mRenderer, notifyResets, robustAccess); - mContextSet.insert(context); - - *outContext = context; - return Error(EGL_SUCCESS); -} - -Error Display::restoreLostDevice() -{ - for (ContextSet::iterator ctx = mContextSet.begin(); ctx != mContextSet.end(); ctx++) - { - if ((*ctx)->isResetNotificationEnabled()) - { - // If reset notifications have been requested, application must delete all contexts first - return Error(EGL_CONTEXT_LOST); - } - } - - // Release surface resources to make the Reset() succeed - for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++) - { - (*surface)->release(); - } - - if (!mRenderer->resetDevice()) - { - return Error(EGL_BAD_ALLOC); - } - - // Restore any surfaces that may have been lost - for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++) - { - Error error = (*surface)->resetSwapChain(); - if (error.isError()) - { - return error; - } - } - - return Error(EGL_SUCCESS); -} - - -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(); - } -} - -void Display::recreateSwapChains() -{ - for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++) - { - (*surface)->getSwapChain()->recreate(); - } -} - -bool Display::isInitialized() const -{ - return mRenderer != 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(EGLNativeWindowType window) -{ - for (SurfaceSet::iterator surface = mSurfaceSet.begin(); surface != mSurfaceSet.end(); surface++) - { - if ((*surface)->getWindowHandle() == window) - { - return true; - } - } - - return false; -} - -std::string Display::generateClientExtensionString() -{ - std::vector<std::string> extensions; - - extensions.push_back("EGL_EXT_client_extensions"); - - extensions.push_back("ANGLE_platform_angle"); - - if (supportsPlatformD3D()) - { - extensions.push_back("ANGLE_platform_angle_d3d"); - } - - if (supportsPlatformOpenGL()) - { - extensions.push_back("ANGLE_platform_angle_opengl"); - } - - std::ostringstream stream; - std::copy(extensions.begin(), extensions.end(), std::ostream_iterator<std::string>(stream, " ")); - return stream.str(); -} - -void Display::initDisplayExtensionString() -{ - std::vector<std::string> extensions; - - // Multi-vendor (EXT) extensions - extensions.push_back("EGL_EXT_create_context_robustness"); - - // ANGLE-specific extensions - if (mRenderer->getShareHandleSupport()) - { - extensions.push_back("EGL_ANGLE_d3d_share_handle_client_buffer"); - extensions.push_back("EGL_ANGLE_surface_d3d_texture_2d_share_handle"); - } - - extensions.push_back("EGL_ANGLE_query_surface_pointer"); - extensions.push_back("EGL_ANGLE_window_fixed_size"); - - if (mRenderer->getPostSubBufferSupport()) - { - extensions.push_back("EGL_NV_post_sub_buffer"); - } - -#if defined (ANGLE_TEST_CONFIG) - // TODO: complete support for the EGL_KHR_create_context extension - extensions.push_back("EGL_KHR_create_context"); -#endif - - std::ostringstream stream; - std::copy(extensions.begin(), extensions.end(), std::ostream_iterator<std::string>(stream, " ")); - mDisplayExtensionString = stream.str(); -} - -const char *Display::getExtensionString(egl::Display *display) -{ - if (display != EGL_NO_DISPLAY) - { - return display->mDisplayExtensionString.c_str(); - } - else - { - static std::string clientExtensions = generateClientExtensionString(); - return clientExtensions.c_str(); - } -} - -bool Display::supportsPlatformD3D() -{ -#if defined(ANGLE_ENABLE_D3D9) || defined(ANGLE_ENABLE_D3D11) - return true; -#else - return false; -#endif -} - -bool Display::supportsPlatformOpenGL() -{ - return false; -} - -void Display::initVendorString() -{ - mVendorString = "Google Inc."; - - LUID adapterLuid = {0}; - - //TODO(jmadill): LUID is not cross-platform - if (mRenderer && mRenderer->getLUID(&adapterLuid)) - { - char adapterLuidString[64]; - sprintf_s(adapterLuidString, sizeof(adapterLuidString), " (adapter LUID: %08x%08x)", adapterLuid.HighPart, adapterLuid.LowPart); - - mVendorString += adapterLuidString; - } -} - -const char *Display::getVendorString() const -{ - return mVendorString.c_str(); -} - -} |