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-rw-r--r--src/plugins/platforms/ios/qioscontext.mm8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/plugins/platforms/ios/qioscontext.mm b/src/plugins/platforms/ios/qioscontext.mm
index fe0ca33c13..cc42b6057e 100644
--- a/src/plugins/platforms/ios/qioscontext.mm
+++ b/src/plugins/platforms/ios/qioscontext.mm
@@ -48,9 +48,11 @@ QIOSContext::QIOSContext(QOpenGLContext *context)
, m_format(context->format())
{
m_format.setRenderableType(QSurfaceFormat::OpenGLES);
- m_eaglContext = [[EAGLContext alloc]
- initWithAPI:EAGLRenderingAPI(m_format.majorVersion())
- sharegroup:m_sharedContext ? [m_sharedContext->m_eaglContext sharegroup] : nil];
+ EAGLSharegroup *shareGroup = m_sharedContext ? [m_sharedContext->m_eaglContext sharegroup] : nil;
+ for (int version = m_format.majorVersion() == 1 ? kEAGLRenderingAPIOpenGLES1 : kEAGLRenderingAPIOpenGLES3;
+ version >= m_format.majorVersion() && !m_eaglContext; --version) {
+ m_eaglContext = [[EAGLContext alloc] initWithAPI:EAGLRenderingAPI(version) sharegroup:shareGroup];
+ }
if (m_eaglContext != nil) {
EAGLContext *originalContext = [EAGLContext currentContext];