70 lines
4.0 KiB
C++
70 lines
4.0 KiB
C++
#ifndef _TCUTEXCOMPAREVERIFIER_HPP
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#define _TCUTEXCOMPAREVERIFIER_HPP
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/*-------------------------------------------------------------------------
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* drawElements Quality Program Tester Core
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* ----------------------------------------
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*
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* Copyright 2014 The Android Open Source Project
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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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*//*!
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* \file
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* \brief Texture compare (shadow) result verifier.
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*//*--------------------------------------------------------------------*/
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#include "tcuDefs.hpp"
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#include "tcuTexture.hpp"
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#include "tcuTexLookupVerifier.hpp"
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namespace tcu
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{
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/*--------------------------------------------------------------------*//*!
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* \brief Texture compare (shadow) lookup precision parameters.
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* \see LookupPrecision
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*//*--------------------------------------------------------------------*/
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struct TexComparePrecision
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{
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IVec3 coordBits; //!< Bits per coordinate component before any transformations. Assumed to be floating-point.
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IVec3 uvwBits; //!< Bits per component in final per-level UV(W) coordinates. Assumed to be fixed-point.
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int pcfBits; //!< Number of accurate bits in PCF. This is additional error taken into account when doing filtering. Assumed to be fixed-point.
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int referenceBits; //!< Number of accurate bits in compare reference value. Assumed to be fixed-point.
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int resultBits; //!< Number of accurate bits in result value. Assumed to be fixed-point.
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TexComparePrecision (void)
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: coordBits (22)
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, uvwBits (16)
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, pcfBits (16)
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, referenceBits (16)
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, resultBits (16)
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{
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}
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} DE_WARN_UNUSED_TYPE;
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bool isTexCompareResultValid (const Texture2DView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec2& coord, const Vec2& lodBounds, const float cmpReference, const float result);
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bool isTexCompareResultValid (const TextureCubeView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec3& coord, const Vec2& lodBounds, const float cmpReference, const float result);
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bool isTexCompareResultValid (const Texture2DArrayView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec3& coord, const Vec2& lodBounds, const float cmpReference, const float result);
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bool isTexCompareResultValid (const Texture1DView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec1& coord, const Vec2& lodBounds, const float cmpReference, const float result);
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bool isTexCompareResultValid (const Texture1DArrayView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec2& coord, const Vec2& lodBounds, const float cmpReference, const float result);
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bool isTexCompareResultValid (const TextureCubeArrayView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec4& coord, const Vec2& lodBounds, const float cmpReference, const float result);
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bool isGatherOffsetsCompareResultValid (const Texture2DView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec2& coord, const IVec2 (&offsets)[4], float cmpReference, const Vec4& result);
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bool isGatherOffsetsCompareResultValid (const Texture2DArrayView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec3& coord, const IVec2 (&offsets)[4], float cmpReference, const Vec4& result);
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// \note For cube textures, gather is only defined without offset.
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bool isGatherCompareResultValid (const TextureCubeView& texture, const Sampler& sampler, const TexComparePrecision& prec, const Vec3& coord, float cmpReference, const Vec4& result);
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} // tcu
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#endif // _TCUTEXCOMPAREVERIFIER_HPP
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