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https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator.git
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134 lines
4.2 KiB
C++
134 lines
4.2 KiB
C++
/*
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* Copyright 2017 Google Inc. 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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#ifndef MATHFU_HLSL_MAPPINGS_H_
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#define MATHFU_HLSL_MAPPINGS_H_
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#include "mathfu/matrix.h"
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#include "mathfu/quaternion.h"
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#include "mathfu/vector.h"
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/// @file mathfu/hlsl_mappings.h
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/// @brief HLSL compatible data types.
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/// @addtogroup mathfu_hlsl
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///
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/// To simplify the use of MathFu template classes and make it possible to
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/// write code that looks similar to
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/// <a href="https://msdn.microsoft.com/en-us/library/windows/desktop/bb509587(v=vs.85).aspx">HLSL</a> data types in C++,
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/// MathFu provides a set of data types that are similar in style to
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/// HLSL Vector and Matrix data types.
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/// @brief Namespace for MathFu library.
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namespace mathfu {
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/// @addtogroup mathfu_hlsl
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/// @{
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/// Scalar unsigned integer
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typedef unsigned int uint;
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typedef unsigned int dword;
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typedef unsigned short half;
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/// 2-dimensional <code>float</code> Vector.
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typedef Vector<float, 2> float2;
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/// 3-dimensional <code>float</code> Vector.
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typedef Vector<float, 3> float3;
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/// 4-dimensional <code>float</code> Vector.
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typedef Vector<float, 4> float4;
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/// 2-dimensional <code>int</code> Vector.
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typedef Vector<int, 2> int2;
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/// 3-dimensional <code>int</code> Vector.
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typedef Vector<int, 3> int3;
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/// 4-dimensional <code>int</code> Vector.
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typedef Vector<int, 4> int4;
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/// 2-dimensional <code>uint</code> Vector.
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typedef Vector<uint, 2> uint2;
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/// 3-dimensional <code>uint</code> Vector.
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typedef Vector<uint, 3> uint3;
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/// 4-dimensional <code>uint</code> Vector.
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typedef Vector<uint, 4> uint4;
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/// 1x1 <code>float</code> Matrix.
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typedef Matrix<float, 2, 2> float1x1;
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/// 2x2 <code>float</code> Matrix.
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typedef Matrix<float, 2, 2> float2x2;
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/// 3x3 <code>float</code> Matrix.
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typedef Matrix<float, 3, 3> float3x3;
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/// 3x3 <code>float</code> Matrix.
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typedef Matrix<float, 4, 4> float4x4;
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/// 1x1 <code>double</code> Matrix.
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typedef Matrix<double, 2, 2> double1x1;
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/// 2x2 <code>double</code> Matrix.
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typedef Matrix<double, 2, 2> double2x2;
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/// 3x3 <code>double</code> Matrix.
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typedef Matrix<double, 3, 3> double3x3;
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/// 3x3 <code>double</code> Matrix.
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typedef Matrix<double, 4, 4> double4x4;
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/// 1x1 <code>int</code> Matrix.
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typedef Matrix<int, 2, 2> int1x1;
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/// 2x2 <code>int</code> Matrix.
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typedef Matrix<int, 2, 2> int2x2;
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/// 3x3 <code>int</code> Matrix.
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typedef Matrix<int, 3, 3> int3x3;
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/// 3x3 <code>int</code> Matrix.
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typedef Matrix<int, 4, 4> int4x4;
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/// 1x1 <code>int</code> Matrix.
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typedef Matrix<int, 2, 2> uint1x1;
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/// 2x2 <code>int</code> Matrix.
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typedef Matrix<int, 2, 2> uint2x2;
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/// 3x3 <code>int</code> Matrix.
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typedef Matrix<int, 3, 3> uint3x3;
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/// 3x3 <code>int</code> Matrix.
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typedef Matrix<int, 4, 4> uint4x4;
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/// @brief Calculate the cross product of two 3-dimensional Vectors.
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///
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/// @param v1 Vector to multiply
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/// @param v2 Vector to multiply
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/// @return 3-dimensional vector that contains the result.
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template<class T>
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inline Vector<T, 3> cross(const Vector<T, 3>& v1, const Vector<T, 3>& v2) {
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return Vector<T, 3>::CrossProduct(v1,v2);
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}
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/// @brief Calculate the dot product of two N-dimensional Vectors of any type.
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///
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/// @param v1 Vector to multiply
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/// @param v2 Vector to multiply
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/// @return Scalar dot product result.
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template<class TV>
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inline typename TV::Scalar dot(const TV& v1, const TV& v2) {
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return TV::DotProduct(v1,v2);
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}
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/// @brief Normalize an N-dimensional Vector of an arbitrary type.
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///
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/// @param v1 Vector to normalize.
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/// @return Normalized vector.
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template<class TV>
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inline TV normalize(const TV& v1) {
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return v1.Normalized();
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}
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/// @}
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} // namespace mathfu
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#endif // MATHFU_HLSL_MAPPINGS_H_
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