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89 lines
3.1 KiB
89 lines
3.1 KiB
// This file is part of the FidelityFX SDK.
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//
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// Copyright (C) 2024 Advanced Micro Devices, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files(the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and /or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions :
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include "../ffx_core.h"
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#if FFX_HALF
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#define FFX_CAS_PACKED_ONLY 1
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#endif // FFX_HALF
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#include "ffx_cas.h"
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void Sharpen(FfxUInt32x3 LocalThreadId, FfxUInt32x3 WorkGroupId, FfxUInt32x3 Dtid)
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{
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// Do remapping of local xy in workgroup for a more PS-like swizzle pattern.
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FfxUInt32x2 gxy = ffxRemapForQuad(LocalThreadId.x) + FfxUInt32x2(WorkGroupId.x << 4u, WorkGroupId.y << 4u);
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FfxBoolean sharpenOnly;
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#if FFX_CAS_OPTION_SHARPEN_ONLY
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sharpenOnly = true;
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#else
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sharpenOnly = false;
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#endif // FFX_CAS_OPTION_SHARPEN_ONLY
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#if FFX_HALF
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// Filter.
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FfxFloat16x4 c0, c1;
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FfxFloat16x2 cR, cG, cB;
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ffxCasFilterHalf(cR, cG, cB, gxy, Const0(), Const1(), sharpenOnly);
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casOutputHalf(cR, cG, cB);
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ffxCasDepackHalf(c0, c1, cR, cG, cB);
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casStoreOutput(FfxInt32x2(gxy), FfxFloat32x4(c0));
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casStoreOutput(FfxInt32x2(gxy) + FfxInt32x2(8, 0), FfxFloat32x4(c1));
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gxy.y += 8u;
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ffxCasFilterHalf(cR, cG, cB, gxy, Const0(), Const1(), sharpenOnly);
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casOutputHalf(cR, cG, cB);
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ffxCasDepackHalf(c0, c1, cR, cG, cB);
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casStoreOutput(FfxInt32x2(gxy), FfxFloat32x4(c0));
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casStoreOutput(FfxInt32x2(gxy) + FfxInt32x2(8, 0), FfxFloat32x4(c1));
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#else
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// Filter.
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FfxFloat32x3 c;
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ffxCasFilter(c.r, c.g, c.b, gxy, Const0(), Const1(), sharpenOnly);
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casOutput(c.r, c.g, c.b);
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casStoreOutput(FfxInt32x2(gxy), FfxFloat32x4(c, 1));
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gxy.x += 8u;
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ffxCasFilter(c.r, c.g, c.b, gxy, Const0(), Const1(), sharpenOnly);
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casOutput(c.r, c.g, c.b);
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casStoreOutput(FfxInt32x2(gxy), FfxFloat32x4(c, 1));
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gxy.y += 8u;
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ffxCasFilter(c.r, c.g, c.b, gxy, Const0(), Const1(), sharpenOnly);
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casOutput(c.r, c.g, c.b);
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casStoreOutput(FfxInt32x2(gxy), FfxFloat32x4(c, 1));
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gxy.x -= 8u;
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ffxCasFilter(c.r, c.g, c.b, gxy, Const0(), Const1(), sharpenOnly);
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casOutput(c.r, c.g, c.b);
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casStoreOutput(FfxInt32x2(gxy), FfxFloat32x4(c, 1));
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#endif // FFX_HALF
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}
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