https://github.com/shader-slang/slang
Tip revision: 27fd4b453aeae4626a043ffaa471d83f4bd39cff authored by Robert Stepinski on 22 November 2019, 23:20:18 UTC
Add command line option to override language file extension (#1135)
Add command line option to override language file extension (#1135)
Tip revision: 27fd4b4
slang-emit-glsl-extension-tracker.cpp
// slang-emit-glsl-extension-tracker.cpp
#include "slang-emit-glsl-extension-tracker.h"
namespace Slang {
void GLSLExtensionTracker::requireExtension(const String& name)
{
if (m_extensionsRequired.Contains(name))
return;
StringBuilder& sb = m_extensionRequireLines;
sb.append("#extension ");
sb.append(name);
sb.append(" : require\n");
m_extensionsRequired.Add(name);
}
void GLSLExtensionTracker::requireVersion(ProfileVersion version)
{
// Check if this profile is newer
if ((UInt)version > (UInt)m_profileVersion)
{
m_profileVersion = version;
}
}
void GLSLExtensionTracker::requireHalfExtension()
{
if (!m_hasHalfExtension)
{
// https://github.com/KhronosGroup/GLSL/blob/master/extensions/ext/GL_EXT_shader_16bit_storage.txt
requireExtension("GL_EXT_shader_16bit_storage");
// https://github.com/KhronosGroup/GLSL/blob/master/extensions/ext/GL_EXT_shader_explicit_arithmetic_types.txt
requireExtension("GL_EXT_shader_explicit_arithmetic_types");
m_hasHalfExtension = true;
}
}
} // namespace Slang