AuroraMiddleware/SPIRV-Cross
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Require GL_ARB_shader_image_load_store extension.

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The early_fragment_tests layout qualifier requires either OpenGL 4.2 or use of the GL_ARB_shader_image_load_store extension.
This commit is contained in:
Ben Clayton 2017-10-09 10:33:42 +01:00
parent c9168cd981
commit e9621827c5
1 changed files with 11 additions and 5 deletions
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16
spirv_glsl.cpp
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@ -349,12 +349,18 @@ void CompilerGLSL::emit_header()
auto &execution = get_entry_point();
statement("#version ", options.version, options.es && options.version > 100 ? " es" : "");
// Needed for binding = # on UBOs, etc.
if (!options.es && options.version < 420 && options.enable_420pack_extension)
if (!options.es && options.version < 420)
{
statement("#ifdef GL_ARB_shading_language_420pack");
statement("#extension GL_ARB_shading_language_420pack : require");
statement("#endif");
// Needed for binding = # on UBOs, etc.
if (options.enable_420pack_extension)
{
statement("#ifdef GL_ARB_shading_language_420pack");
statement("#extension GL_ARB_shading_language_420pack : require");
statement("#endif");
}
// Needed for: layout(early_fragment_tests) in;
if (execution.flags & (1ull << ExecutionModeEarlyFragmentTests))
require_extension("GL_ARB_shader_image_load_store");
}
for (auto &ext : forced_extensions)