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OPENGL: add checks for case when glGetString return NULL

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This commit is contained in:
Pawel Kolodziejski 2016-03-10 05:54:24 +01:00
parent 68ee863367
commit 4e47c03a64
2 changed files with 5 additions and 1 deletions
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2
engines/grim/gfx_opengl.cpp
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@ -197,7 +197,7 @@ void GfxOpenGL::initExtensions() {
#endif
const char *extensions = (const char *)glGetString(GL_EXTENSIONS);
if (strstr(extensions, "ARB_fragment_program")) {
if (extensions && strstr(extensions, "ARB_fragment_program")) {
_useDepthShader = true;
_useDimShader = true;
}