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Disable ARB Lanczos Shader for Intel GPUs

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For Sandybridge Lanczos Shader is enabled, but only GLSL is working
so the ARB variant has to be disabled for Intel GPUs.

BUG: 301729
FIXED-IN: 4.9.0
REVIEW: 105233
This commit is contained in:
Martin Gräßlin 2012-06-12 22:34:29 +02:00
parent 953d088b6a
commit 1f52366fc1
1 changed files with 4 additions and 0 deletions
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4
lanczosfilter.cpp
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@ -642,6 +642,10 @@ bool LanczosShader::init()
if (!hasGLExtension("GL_ARB_fragment_program")) if (!hasGLExtension("GL_ARB_fragment_program"))
return false; return false;
// We allow Lanczos for SandyBridge or later, but only GLSL shaders are supported, see BUG 301729
if (gl->isIntel())
return false;
QByteArray text; QByteArray text;
QTextStream stream(&text); QTextStream stream(&text);