From 6a5ca7240a03cce4e490b493bb6185df019e7d87 Mon Sep 17 00:00:00 2001 From: Laszlo Agocs Date: Tue, 12 Dec 2017 13:23:38 +0100 Subject: Fix QEGLPbuffer::isValid() with surfaceless contexts Task-number: QTBUG-65125 Change-Id: Idcd87804ab63031e48ff2f72eb98c986bfa39f25 Reviewed-by: Andy Nichols --- src/platformsupport/eglconvenience/qeglpbuffer.cpp | 11 ++++++++--- src/platformsupport/eglconvenience/qeglpbuffer_p.h | 3 ++- 2 files changed, 10 insertions(+), 4 deletions(-) (limited to 'src/platformsupport/eglconvenience') diff --git a/src/platformsupport/eglconvenience/qeglpbuffer.cpp b/src/platformsupport/eglconvenience/qeglpbuffer.cpp index 67d7204734..15fc089778 100644 --- a/src/platformsupport/eglconvenience/qeglpbuffer.cpp +++ b/src/platformsupport/eglconvenience/qeglpbuffer.cpp @@ -62,7 +62,7 @@ QEGLPbuffer::QEGLPbuffer(EGLDisplay display, const QSurfaceFormat &format, QOffs , m_display(display) , m_pbuffer(EGL_NO_SURFACE) { - bool hasSurfaceless = !flags.testFlag(QEGLPlatformContext::NoSurfaceless) + m_hasSurfaceless = !flags.testFlag(QEGLPlatformContext::NoSurfaceless) && q_hasEglExtension(display, "EGL_KHR_surfaceless_context"); // Disable surfaceless contexts on Mesa for now. As of 10.6.0 and Intel at least, some @@ -72,9 +72,9 @@ QEGLPbuffer::QEGLPbuffer(EGLDisplay display, const QSurfaceFormat &format, QOffs // read/draw surface in the Intel backend. const char *vendor = eglQueryString(display, EGL_VENDOR); // hard to check for GL_ strings here, so blacklist all Mesa if (vendor && strstr(vendor, "Mesa")) - hasSurfaceless = false; + m_hasSurfaceless = false; - if (hasSurfaceless) + if (m_hasSurfaceless) return; EGLConfig config = q_configFromGLFormat(m_display, m_format, false, EGL_PBUFFER_BIT); @@ -100,4 +100,9 @@ QEGLPbuffer::~QEGLPbuffer() eglDestroySurface(m_display, m_pbuffer); } +bool QEGLPbuffer::isValid() const +{ + return m_pbuffer != EGL_NO_SURFACE || m_hasSurfaceless; +} + QT_END_NAMESPACE diff --git a/src/platformsupport/eglconvenience/qeglpbuffer_p.h b/src/platformsupport/eglconvenience/qeglpbuffer_p.h index 38370c0e62..76233967e7 100644 --- a/src/platformsupport/eglconvenience/qeglpbuffer_p.h +++ b/src/platformsupport/eglconvenience/qeglpbuffer_p.h @@ -64,7 +64,7 @@ public: ~QEGLPbuffer(); QSurfaceFormat format() const Q_DECL_OVERRIDE { return m_format; } - bool isValid() const Q_DECL_OVERRIDE { return m_pbuffer != EGL_NO_SURFACE; } + bool isValid() const Q_DECL_OVERRIDE; EGLSurface pbuffer() const { return m_pbuffer; } @@ -72,6 +72,7 @@ private: QSurfaceFormat m_format; EGLDisplay m_display; EGLSurface m_pbuffer; + bool m_hasSurfaceless; }; QT_END_NAMESPACE -- cgit v1.2.3