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Merge pull request #483 from jonnyhopper/master 

Fix crash on some OpenGLES devices
This commit is contained in:
Branimir Karadžić 2015-08-18 10:42:29 -07:00
parent b4c5bc8e02 8efcae4243
commit bd8f21d1b0
1 changed files with 14 additions and 0 deletions
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14
src/renderer_gl.cpp
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@ -1451,7 +1451,21 @@ namespace bgfx { namespace gl
setTextureFormat(TextureFormat::BGRA8, GL_RGBA, GL_BGRA, GL_UNSIGNED_BYTE);
}
}
#ifdef BGFX_CONFIG_RENDERER_OPENGLES
// on some older devices attempting glTexImage2D or glCompressedTexImage2D with unsupported compressed formats can crash
// so disable the format by setting to GL_ZERO
for (uint32_t ii = 0; ii < TextureFormat::Unknown; ++ii)
{
if ( !s_textureFormat[ ii ].m_supported )
{
s_textureFormat[ ii ].m_internalFmt = GL_ZERO;
s_textureFormat[ ii ].m_internalFmtSrgb = GL_ZERO;
}
}
#endif
if (BX_ENABLED(BX_PLATFORM_EMSCRIPTEN)
|| !isTextureFormatValid(TextureFormat::R8) )
{