1 files changed, 47 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/compiler/translator/tree_ops/EmulateMultiDrawShaderBuiltins.h b/gfx/angle/checkout/src/compiler/translator/tree_ops/EmulateMultiDrawShaderBuiltins.h
new file mode 100644
index 0000000000..792a7c96b2
--- /dev/null
+++ b/gfx/angle/checkout/src/compiler/translator/tree_ops/EmulateMultiDrawShaderBuiltins.h
@@ -0,0 +1,47 @@
+//
+// Copyright 2019 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// EmulateGLDrawID is an AST traverser to convert the gl_DrawID builtin
+// to a uniform int
+//
+// EmulateGLBaseVertexBaseInstance is an AST traverser to convert the gl_BaseVertex and
+// gl_BaseInstance builtin to uniform ints
+//
+// EmulateGLBaseInstance is an AST traverser to convert the gl_BaseInstance builtin
+// to a uniform int
+//
+
+#ifndef COMPILER_TRANSLATOR_TREEOPS_EMULATEMULTIDRAWSHADERBUILTINS_H_
+#define COMPILER_TRANSLATOR_TREEOPS_EMULATEMULTIDRAWSHADERBUILTINS_H_
+
+#include <GLSLANG/ShaderLang.h>
+#include <vector>
+
+#include "common/angleutils.h"
+#include "compiler/translator/HashNames.h"
+
+namespace sh
+{
+struct ShaderVariable;
+class TCompiler;
+class TIntermBlock;
+class TSymbolTable;
+
+[[nodiscard]] bool EmulateGLDrawID(TCompiler *compiler,
+                                   TIntermBlock *root,
+                                   TSymbolTable *symbolTable,
+                                   std::vector<sh::ShaderVariable> *uniforms,
+                                   bool shouldCollect);
+
+[[nodiscard]] bool EmulateGLBaseVertexBaseInstance(TCompiler *compiler,
+                                                   TIntermBlock *root,
+                                                   TSymbolTable *symbolTable,
+                                                   std::vector<sh::ShaderVariable> *uniforms,
+                                                   bool shouldCollect,
+                                                   bool addBaseVertexToVertexID);
+
+}  // namespace sh
+
+#endif  // COMPILER_TRANSLATOR_TREEOPS_EMULATEMULTIDRAWSHADERBUILTINS_H_