mirror of https://github.com/axmolengine/axmol.git
70 lines
2.8 KiB
C
70 lines
2.8 KiB
C
/*
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Copyright (c) 2008, Luke Benstead.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef VEC4_H_INCLUDED
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#define VEC4_H_INCLUDED
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#include "platform/CCPlatformMacros.h"
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#include "utility.h"
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struct kmMat4;
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#pragma pack(push) /* push current alignment to stack */
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#pragma pack(1) /* set alignment to 1 byte boundary */
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typedef struct kmVec4 {
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kmScalar x;
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kmScalar y;
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kmScalar z;
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kmScalar w;
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} kmVec4;
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#pragma pack(pop)
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#ifdef __cplusplus
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extern "C" {
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#endif
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CC_DLL kmVec4* kmVec4Fill(kmVec4* pOut, kmScalar x, kmScalar y, kmScalar z, kmScalar w);
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CC_DLL kmVec4* kmVec4Add(kmVec4* pOut, const kmVec4* pV1, const kmVec4* pV2);
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CC_DLL kmScalar kmVec4Dot(const kmVec4* pV1, const kmVec4* pV2);
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CC_DLL kmScalar kmVec4Length(const kmVec4* pIn);
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CC_DLL kmScalar kmVec4LengthSq(const kmVec4* pIn);
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CC_DLL kmVec4* kmVec4Lerp(kmVec4* pOut, const kmVec4* pV1, const kmVec4* pV2, kmScalar t);
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CC_DLL kmVec4* kmVec4Normalize(kmVec4* pOut, const kmVec4* pIn);
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CC_DLL kmVec4* kmVec4Scale(kmVec4* pOut, const kmVec4* pIn, const kmScalar s); ///< Scales a vector to length s
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CC_DLL kmVec4* kmVec4Subtract(kmVec4* pOut, const kmVec4* pV1, const kmVec4* pV2);
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CC_DLL kmVec4* kmVec4Transform(kmVec4* pOut, const kmVec4* pV, const struct kmMat4* pM);
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CC_DLL kmVec4* kmVec4TransformArray(kmVec4* pOut, unsigned int outStride,
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const kmVec4* pV, unsigned int vStride, const struct kmMat4* pM, unsigned int count);
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CC_DLL int kmVec4AreEqual(const kmVec4* p1, const kmVec4* p2);
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CC_DLL kmVec4* kmVec4Assign(kmVec4* pOut, const kmVec4* pIn);
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#ifdef __cplusplus
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}
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#endif
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#endif // VEC4_H_INCLUDED
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