//
// Copyright 2019 The ANGLE Project. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// common.h: Common header for other metal source code.

#ifndef LIBANGLE_RENDERER_METAL_SHADERS_COMMON_H_
#define LIBANGLE_RENDERER_METAL_SHADERS_COMMON_H_

#ifndef SKIP_STD_HEADERS
#    include <simd/simd.h>
#    include <metal_stdlib>
#endif

#define ANGLE_KERNEL_GUARD(IDX, MAX_COUNT) \
    if (IDX >= MAX_COUNT)                  \
    {                                      \
        return;                            \
    }

using namespace metal;

// Full screen triangle's vertices
constant float2 gCorners[3] = {float2(-1.0f, -1.0f), float2(3.0f, -1.0f), float2(-1.0f, 3.0f)};

fragment float4 dummyFS()
{
    return float4(0, 0, 0, 0);
}
#endif /* LIBANGLE_RENDERER_METAL_SHADERS_COMMON_H_ */