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Fix Image Textures on devices < GL4.2

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This commit is contained in:
Logan McNaughton 2017-01-31 14:21:08 -08:00
parent c074a6cdec
commit 3207b91259
1 changed files with 8 additions and 0 deletions
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8
src/Graphics/OpenGLContext/GLSL/glsl_CombinerProgramBuilder.cpp
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@ -204,6 +204,10 @@ public:
else {
std::stringstream ss;
ss << "#version " << Utils::to_string(_glinfo.majorVersion) << Utils::to_string(_glinfo.minorVersion) << "0 core " << std::endl;
if (_glinfo.imageTextures && _glinfo.majorVersion * 10 + _glinfo.minorVersion < 42) {
ss << "#extension GL_ARB_shader_image_load_store : enable" << std::endl
<< "#extension GL_ARB_shading_language_420pack : enable" << std::endl;
}
ss << "# define IN in" << std::endl << "# define OUT out" << std::endl;
m_part = ss.str();
}
@ -431,6 +435,10 @@ public:
} else {
std::stringstream ss;
ss << "#version " << Utils::to_string(_glinfo.majorVersion) << Utils::to_string(_glinfo.minorVersion) << "0 core " << std::endl;
if (_glinfo.imageTextures && _glinfo.majorVersion * 10 + _glinfo.minorVersion < 42) {
ss << "#extension GL_ARB_shader_image_load_store : enable" << std::endl
<< "#extension GL_ARB_shading_language_420pack : enable" << std::endl;
}
ss << "# define IN in" << std::endl
<< "# define OUT out" << std::endl
<< "# define texture2D texture" << std::endl;