| /* |
| --------------------------------------------------------------------------- |
| Open Asset Import Library (assimp) |
| --------------------------------------------------------------------------- |
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| Copyright (c) 2006-2017, assimp team |
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| copyright notice, this list of conditions and the |
| following disclaimer. |
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| copyright notice, this list of conditions and the |
| following disclaimer in the documentation and/or other |
| materials provided with the distribution. |
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| * Neither the name of the assimp team, nor the names of its |
| contributors may be used to endorse or promote products |
| derived from this software without specific prior |
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| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| */ |
| /** @file color4.h |
| * @brief RGBA color structure, including operators when compiling in C++ |
| */ |
| #pragma once |
| #ifndef AI_COLOR4D_H_INC |
| #define AI_COLOR4D_H_INC |
| |
| #include "defs.h" |
| |
| #ifdef __cplusplus |
| |
| // ---------------------------------------------------------------------------------- |
| /** Represents a color in Red-Green-Blue space including an |
| * alpha component. Color values range from 0 to 1. */ |
| // ---------------------------------------------------------------------------------- |
| template <typename TReal> |
| class aiColor4t |
| { |
| public: |
| aiColor4t () : r(), g(), b(), a() {} |
| aiColor4t (TReal _r, TReal _g, TReal _b, TReal _a) |
| : r(_r), g(_g), b(_b), a(_a) {} |
| explicit aiColor4t (TReal _r) : r(_r), g(_r), b(_r), a(_r) {} |
| aiColor4t (const aiColor4t& o) |
| : r(o.r), g(o.g), b(o.b), a(o.a) {} |
| |
| public: |
| // combined operators |
| const aiColor4t& operator += (const aiColor4t& o); |
| const aiColor4t& operator -= (const aiColor4t& o); |
| const aiColor4t& operator *= (TReal f); |
| const aiColor4t& operator /= (TReal f); |
| |
| public: |
| // comparison |
| bool operator == (const aiColor4t& other) const; |
| bool operator != (const aiColor4t& other) const; |
| bool operator < (const aiColor4t& other) const; |
| |
| // color tuple access, rgba order |
| inline TReal operator[](unsigned int i) const; |
| inline TReal& operator[](unsigned int i); |
| |
| /** check whether a color is (close to) black */ |
| inline bool IsBlack() const; |
| |
| public: |
| |
| // Red, green, blue and alpha color values |
| TReal r, g, b, a; |
| }; // !struct aiColor4D |
| |
| typedef aiColor4t<ai_real> aiColor4D; |
| |
| #else |
| |
| struct aiColor4D { |
| ai_real r, g, b, a; |
| }; |
| |
| #endif // __cplusplus |
| |
| #endif // AI_COLOR4D_H_INC |