diff options
author | Andrew Knight <andrew.knight@intopalo.com> | 2015-10-26 00:08:01 +0200 |
---|---|---|
committer | Maurice Kalinowski <maurice.kalinowski@theqtcompany.com> | 2015-10-30 21:49:54 +0000 |
commit | 5814cd9d27362db2b5cf06f3ddde3e8eafc5bcc8 (patch) | |
tree | 061a131d7626afe1a423868f3653169048c33eb6 /src/plugins/platforms/winrt | |
parent | d946507727b363326d05f48da93c2af04bdda76d (diff) |
winrt: initialize EGL display with automatic Trim and WARP
The minimum feature level is now detected before requesting a display.
If it is less than 9_3, use the WARP device instead.
Task-Id: QTBUG-44495
Task-Id: QTBUG-44694
Change-Id: I9f81f4f92269fab73c291f7373aa07236c7e5f98
Reviewed-by: Oliver Wolff <oliver.wolff@theqtcompany.com>
Reviewed-by: Maurice Kalinowski <maurice.kalinowski@theqtcompany.com>
Diffstat (limited to 'src/plugins/platforms/winrt')
-rw-r--r-- | src/plugins/platforms/winrt/qwinrteglcontext.cpp | 17 | ||||
-rw-r--r-- | src/plugins/platforms/winrt/winrt.pro | 2 |
2 files changed, 17 insertions, 2 deletions
diff --git a/src/plugins/platforms/winrt/qwinrteglcontext.cpp b/src/plugins/platforms/winrt/qwinrteglcontext.cpp index 9cb45336d6..b902a02483 100644 --- a/src/plugins/platforms/winrt/qwinrteglcontext.cpp +++ b/src/plugins/platforms/winrt/qwinrteglcontext.cpp @@ -40,6 +40,8 @@ #include <functional> +#include <d3d11.h> + #include <EGL/egl.h> #define EGL_EGLEXT_PROTOTYPES #include <EGL/eglext.h> @@ -79,8 +81,21 @@ void QWinRTEGLContext::initialize() { Q_D(QWinRTEGLContext); + // Test if the hardware supports at least level 9_3 + D3D_FEATURE_LEVEL featureLevels[] = { D3D_FEATURE_LEVEL_9_3 }; // minimum feature level + HRESULT hr = D3D11CreateDevice(nullptr, D3D_DRIVER_TYPE_HARDWARE, NULL, 0, featureLevels, 1, + D3D11_SDK_VERSION, nullptr, nullptr, nullptr); + EGLint deviceType = SUCCEEDED(hr) ? EGL_PLATFORM_ANGLE_DEVICE_TYPE_HARDWARE_ANGLE + : EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE; + eglBindAPI(EGL_OPENGL_ES_API); - d->eglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY); + const EGLint displayAttributes[] = { + EGL_PLATFORM_ANGLE_TYPE_ANGLE, EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE, + EGL_PLATFORM_ANGLE_DEVICE_TYPE_ANGLE, deviceType, + EGL_PLATFORM_ANGLE_ENABLE_AUTOMATIC_TRIM_ANGLE, true, + EGL_NONE, + }; + d->eglDisplay = eglGetPlatformDisplayEXT(EGL_PLATFORM_ANGLE_ANGLE, EGL_DEFAULT_DISPLAY, displayAttributes); if (d->eglDisplay == EGL_NO_DISPLAY) qCritical("Failed to initialize EGL display: 0x%x", eglGetError()); diff --git a/src/plugins/platforms/winrt/winrt.pro b/src/plugins/platforms/winrt/winrt.pro index 2718ea62bb..be6aad02d1 100644 --- a/src/plugins/platforms/winrt/winrt.pro +++ b/src/plugins/platforms/winrt/winrt.pro @@ -10,7 +10,7 @@ QT += core-private gui-private platformsupport-private DEFINES *= QT_NO_CAST_FROM_ASCII __WRL_NO_DEFAULT_LIB__ GL_GLEXT_PROTOTYPES -LIBS += $$QMAKE_LIBS_CORE -ldwrite +LIBS += $$QMAKE_LIBS_CORE -ldwrite -ld3d11 INCLUDEPATH += $$QT_SOURCE_TREE/src/3rdparty/freetype/include SOURCES = \ |