51 lines
1.7 KiB
Text
51 lines
1.7 KiB
Text
/*
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* Copyright (c) 2019-2021, NVIDIA CORPORATION. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* SPDX-FileCopyrightText: Copyright (c) 2019-2021 NVIDIA CORPORATION
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* SPDX-License-Identifier: Apache-2.0
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*/
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#version 460
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#extension GL_EXT_ray_tracing : require
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#extension GL_EXT_nonuniform_qualifier : enable
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#extension GL_EXT_scalar_block_layout : enable
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#extension GL_GOOGLE_include_directive : enable
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#include "random.glsl"
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#include "raycommon.glsl"
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#include "wavefront.glsl"
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// clang-format off
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layout(location = 0) rayPayloadInEXT hitPayload prd;
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layout(binding = 1, set = 1, scalar) buffer MatColorBufferObject { WaveFrontMaterial m[]; } materials[];
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layout(binding = 7, set = 1, scalar) buffer allImplicits_ {Implicit i[];} allImplicits;
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// clang-format on
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void main()
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{
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// Material of the object
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Implicit impl = allImplicits.i[gl_PrimitiveID];
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WaveFrontMaterial mat = materials[nonuniformEXT(gl_InstanceCustomIndexEXT)].m[impl.matId];
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if(mat.illum != 4)
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return;
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uint seed = prd.seed; // We don't want to modify the PRD
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if(mat.dissolve == 0.0)
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ignoreIntersectionEXT;
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else if(rnd(seed) > mat.dissolve)
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ignoreIntersectionEXT;
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}
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