1 /////////////////////////////////////////////////////////////////////////////////// 2 /// OpenGL Mathematics (glm.g-truc.net) 3 /// 4 /// Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net) 5 /// Permission is hereby granted, free of charge, to any person obtaining a copy 6 /// of this software and associated documentation files (the "Software"), to deal 7 /// in the Software without restriction, including without limitation the rights 8 /// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 /// copies of the Software, and to permit persons to whom the Software is 10 /// furnished to do so, subject to the following conditions: 11 /// 12 /// The above copyright notice and this permission notice shall be included in 13 /// all copies or substantial portions of the Software. 14 /// 15 /// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 /// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 /// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 /// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 /// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 /// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21 /// THE SOFTWARE. 22 /// 23 /// @ref gtx_gradient_paint 24 /// @file glm/gtx/gradient_paint.hpp 25 /// @date 2009-03-06 / 2011-06-07 26 /// @author Christophe Riccio 27 /// 28 /// @see core (dependence) 29 /// @see gtx_optimum_pow (dependence) 30 /// 31 /// @defgroup gtx_gradient_paint GLM_GTX_gradient_paint 32 /// @ingroup gtx 33 /// 34 /// @brief Functions that return the color of procedural gradient for specific coordinates. 35 /// <glm/gtx/gradient_paint.hpp> need to be included to use these functionalities. 36 /////////////////////////////////////////////////////////////////////////////////// 37 38 #ifndef GLM_GTX_gradient_paint 39 #define GLM_GTX_gradient_paint 40 41 // Dependency: 42 #include "../glm.hpp" 43 #include "../gtx/optimum_pow.hpp" 44 45 #if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED)) 46 # pragma message("GLM: GLM_GTX_gradient_paint extension included") 47 #endif 48 49 namespace glm 50 { 51 /// @addtogroup gtx_gradient_paint 52 /// @{ 53 54 /// Return a color from a radial gradient. 55 /// @see - gtx_gradient_paint 56 template <typename T, precision P> 57 GLM_FUNC_DECL T radialGradient( 58 detail::tvec2<T, P> const & Center, 59 T const & Radius, 60 detail::tvec2<T, P> const & Focal, 61 detail::tvec2<T, P> const & Position); 62 63 /// Return a color from a linear gradient. 64 /// @see - gtx_gradient_paint 65 template <typename T, precision P> 66 GLM_FUNC_DECL T linearGradient( 67 detail::tvec2<T, P> const & Point0, 68 detail::tvec2<T, P> const & Point1, 69 detail::tvec2<T, P> const & Position); 70 71 /// @} 72 }// namespace glm 73 74 #include "gradient_paint.inl" 75 76 #endif//GLM_GTX_gradient_paint 77