| #ifndef _VKTSAMPLEVERIFIERUTIL_HPP |
| #define _VKTSAMPLEVERIFIERUTIL_HPP |
| /*------------------------------------------------------------------------- |
| * Vulkan Conformance Tests |
| * ------------------------ |
| * |
| * Copyright (c) 2016 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| *//*! |
| * \file |
| * \brief GPU image sample verification |
| *//*--------------------------------------------------------------------*/ |
| |
| #include "vktSampleVerifier.hpp" |
| |
| #include "deMath.h" |
| #include "tcuFloatFormat.hpp" |
| #include "tcuTexture.hpp" |
| #include "vkDefs.hpp" |
| |
| namespace vkt |
| { |
| namespace texture |
| { |
| namespace util |
| { |
| |
| float addUlp (float num, |
| deInt32 ulp); |
| |
| deInt32 mod (const deInt32 a, |
| const deInt32 n); |
| deInt32 mirror (const deInt32 n); |
| |
| tcu::Vec2 calcLodBounds (const tcu::Vec3& dPdx, |
| const tcu::Vec3& dPdy, |
| const tcu::IVec3 size, |
| const float lodBias, |
| const float lodMin, |
| const float lodMax); |
| tcu::UVec2 calcLevelBounds (const tcu::Vec2& lodBounds, |
| const int levelCount, |
| vk::VkSamplerMipmapMode mipmapFilter); |
| tcu::Vec2 calcLevelLodBounds (const tcu::Vec2& lodBounds, |
| int level); |
| |
| void wrapTexelGridCoordLinear (tcu::IVec3& baseTexel, |
| tcu::IVec3& texelGridOffset, |
| const int coordBits, |
| const ImgDim dim); |
| void calcTexelBaseOffset (const tcu::IVec3& gridCoord, |
| const int coordBits, |
| tcu::IVec3& baseTexel, |
| tcu::IVec3& texelGridOffset); |
| void calcTexelGridCoordRange (const tcu::Vec3& unnormalizedCoordMin, |
| const tcu::Vec3& unnormalizedCoordMax, |
| const int coordBits, |
| tcu::IVec3& gridCoordMin, |
| tcu::IVec3& gridCoordMax); |
| void calcUnnormalizedCoordRange (const tcu::Vec4& coord, |
| const tcu::IVec3& levelSize, |
| const tcu::FloatFormat& internalFormat, |
| tcu::Vec3& unnormalizedCoordMin, |
| tcu::Vec3& unnormalizedCoordMax); |
| void calcCubemapFaceCoords (const tcu::Vec3& r, |
| const tcu::Vec3& drdx, |
| const tcu::Vec3& drdy, |
| const int faceNdx, |
| tcu::Vec2& coordFace, |
| tcu::Vec2& dPdxFace, |
| tcu::Vec2& dPdyFace); |
| int calcCandidateCubemapFaces (const tcu::Vec3& r); |
| deInt32 wrapTexelCoord (const deInt32 coord, |
| const int size, |
| const vk::VkSamplerAddressMode wrap); |
| void wrapCubemapEdge (const tcu::IVec2& coord, |
| const tcu::IVec2& size, |
| const int faceNdx, |
| tcu::IVec2& newCoord, |
| int& newFaceNdx); |
| void wrapCubemapCorner (const tcu::IVec2& coord, |
| const tcu::IVec2& size, |
| const int faceNdx, |
| int& adjacentFace1, |
| int& adjacentFace2, |
| tcu::IVec2& cornerCoord0, |
| tcu::IVec2& cornerCoord1, |
| tcu::IVec2& cornerCoord2); |
| |
| void convertFormat (const void* pixelPtr, |
| tcu::TextureFormat texFormat, |
| const std::vector<de::SharedPtr<tcu::FloatFormat>>& internalFormat, |
| tcu::Vec4& resultMin, |
| tcu::Vec4& resultMax); |
| |
| template <int Size> |
| bool isEqualRelEpsilon (const tcu::Vector<float, Size>& a, const tcu::Vector<float, Size>& b, const float epsilon) |
| { |
| for (int compNdx = 0; compNdx < Size; ++compNdx) |
| { |
| if (!isEqualRelEpsilon(a[compNdx], b[compNdx], epsilon)) |
| { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| template <int Size> |
| bool isInRange (const tcu::Vector<float, Size>& v, const tcu::Vector<float, Size>& min, const tcu::Vector<float, Size>& max) |
| { |
| for (int compNdx = 0; compNdx < Size; ++compNdx) |
| { |
| if (v[compNdx] < min[compNdx] || v[compNdx] > max[compNdx]) |
| { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| template <int Size> |
| tcu::Vector<float, Size> floor (const tcu::Vector<float, Size>& v) |
| { |
| tcu::Vector<float, Size> result; |
| |
| for (int compNdx = 0; compNdx < Size; ++compNdx) |
| { |
| result[compNdx] = (float)deFloor(v[compNdx]); |
| } |
| |
| return result; |
| } |
| |
| template <int Size> |
| tcu::Vector<float, Size> ceil (const tcu::Vector<float, Size>& v) |
| { |
| tcu::Vector<float, Size> result; |
| |
| for (int compNdx = 0; compNdx < Size; ++compNdx) |
| { |
| result[compNdx] = (float)deCeil(v[compNdx]); |
| } |
| |
| return result; |
| } |
| |
| template <int Size> |
| tcu::Vector<float, Size> abs (const tcu::Vector<float, Size>& v) |
| { |
| tcu::Vector<float, Size> result; |
| |
| for (int compNdx = 0; compNdx < Size; ++compNdx) |
| { |
| result[compNdx] = de::abs(v[compNdx]); |
| } |
| |
| return result; |
| } |
| |
| } // util |
| } // texture |
| } // vkt |
| |
| #endif // _VKTSAMPLEVERIFIERUTIL_HPP |