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GL_EXT_spirv_intrinsics - Port extensions

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Add mechanism to use GL_EXT_spirv_intrinsics headers in glslang.
Ported GL_EXT_shader_realtime_clock as an example.
This commit is contained in:
amhagan 2021-09-01 11:33:21 -04:00 • committed by ahagan
parent b9ba4c5743
commit 035a3bbc4a
7 changed files with 218 additions and 10 deletions
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15
StandAlone/StandAlone.cpp
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@ -2,6 +2,7 @@
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// Copyright (C) 2013-2016 LunarG, Inc.
// Copyright (C) 2016-2020 Google, Inc.
// Modifications Copyright(C) 2021 Advanced Micro Devices, Inc.All rights reserved.
//
// All rights reserved.
//
@ -65,6 +66,8 @@
// Build-time generated includes
#include "glslang/build_info.h"
#include "glslang/glsl_intrinsic_header.h"
extern "C" {
GLSLANG_EXPORT void ShOutputHtml();
}
@ -263,6 +266,7 @@ protected:
// Track the user's #define and #undef from the command line.
TPreamble UserPreamble;
std::string PreambleString;
//
// Create the default name for saving a binary if -o is not provided.
@ -1204,8 +1208,17 @@ void CompileAndLinkShaderUnits(std::vector<ShaderCompUnit> compUnits)
"Use '-e <name>'.\n");
shader->setSourceEntryPoint(sourceEntryPointName);
}
std::string intrinsicString = getIntrinsic(compUnit.text, compUnit.count);
PreambleString = "";
if (UserPreamble.isSet())
shader->setPreamble(UserPreamble.get());
PreambleString.append(UserPreamble.get());
if (!intrinsicString.empty())
PreambleString.append(intrinsicString);
shader->setPreamble(PreambleString.c_str());
shader->addProcesses(Processes);
#ifndef GLSLANG_WEB