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Fixed EGL context creation which led to artifacts on Meizu MX4

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This commit is contained in:
r.kuznetsov 2015-12-22 18:32:38 +03:00
parent 63a9b151f4
commit 485b6e02e8
2 changed files with 14 additions and 2 deletions
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15
android/jni/com/mapswithme/opengl/android_gl_utils.cpp
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@ -13,7 +13,11 @@ ConfigComparator::ConfigComparator(EGLDisplay display)
int ConfigComparator::operator()(EGLConfig const & l, EGLConfig const & r) const
{
return configWeight(l) - configWeight(r);
int const weight = configWeight(l) - configWeight(r);
if (weight == 0)
return configAlphaSize(l) - configAlphaSize(r);
return weight;
}
int ConfigComparator::configWeight(EGLConfig const & config) const
@ -34,6 +38,13 @@ int ConfigComparator::configWeight(EGLConfig const & config) const
}
}
int ConfigComparator::configAlphaSize(EGLConfig const & config) const
{
int val = 0;
eglGetConfigAttrib(m_display, config, EGL_ALPHA_SIZE, &val);
return val;
}
namespace
{
@ -71,4 +82,4 @@ void CheckEGL(my::SrcPoint const & src)
}
}
} // namespace android
} // namespace android

1
android/jni/com/mapswithme/opengl/android_gl_utils.hpp
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@ -15,6 +15,7 @@ public:
int operator()(EGLConfig const & l, EGLConfig const & r) const;
int configWeight(EGLConfig const & config) const;
int configAlphaSize(EGLConfig const & config) const;
private:
EGLDisplay m_display;