| /////////////////////////////////////////////////////////////////////////////////// |
| /// OpenGL Mathematics (glm.g-truc.net) |
| /// |
| /// Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net) |
| /// Permission is hereby granted, free of charge, to any person obtaining a copy |
| /// of this software and associated documentation files (the "Software"), to deal |
| /// in the Software without restriction, including without limitation the rights |
| /// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| /// copies of the Software, and to permit persons to whom the Software is |
| /// furnished to do so, subject to the following conditions: |
| /// |
| /// The above copyright notice and this permission notice shall be included in |
| /// all copies or substantial portions of the Software. |
| /// |
| /// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| /// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| /// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| /// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| /// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| /// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| /// THE SOFTWARE. |
| /// |
| /// @ref core |
| /// @file glm/core/type_float.hpp |
| /// @date 2008-08-22 / 2011-06-15 |
| /// @author Christophe Riccio |
| /////////////////////////////////////////////////////////////////////////////////// |
| |
| #ifndef glm_core_type_float |
| #define glm_core_type_float |
| |
| #include "setup.hpp" |
| |
| namespace glm{ |
| namespace detail |
| { |
| typedef float float32; |
| typedef double float64; |
| }//namespace detail |
| |
| typedef float lowp_float_t; |
| typedef float mediump_float_t; |
| typedef double highp_float_t; |
| |
| /// @addtogroup core_precision |
| /// @{ |
| |
| /// Low precision floating-point numbers. |
| /// There is no guarantee on the actual precision. |
| /// |
| /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.1.4 Floats</a> |
| /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.7.2 Precision Qualifier</a> |
| typedef lowp_float_t lowp_float; |
| |
| /// Medium precision floating-point numbers. |
| /// There is no guarantee on the actual precision. |
| /// |
| /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.1.4 Floats</a> |
| /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.7.2 Precision Qualifier</a> |
| typedef mediump_float_t mediump_float; |
| |
| /// High precision floating-point numbers. |
| /// There is no guarantee on the actual precision. |
| /// |
| /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.1.4 Floats</a> |
| /// @see <a href="http://www.opengl.org/registry/doc/GLSLangSpec.4.20.8.pdf">GLSL 4.20.8 specification, section 4.7.2 Precision Qualifier</a> |
| typedef highp_float_t highp_float; |
| |
| #if(!defined(GLM_PRECISION_HIGHP_FLOAT) && !defined(GLM_PRECISION_MEDIUMP_FLOAT) && !defined(GLM_PRECISION_LOWP_FLOAT)) |
| typedef mediump_float float_t; |
| #elif(defined(GLM_PRECISION_HIGHP_FLOAT) && !defined(GLM_PRECISION_MEDIUMP_FLOAT) && !defined(GLM_PRECISION_LOWP_FLOAT)) |
| typedef highp_float float_t; |
| #elif(!defined(GLM_PRECISION_HIGHP_FLOAT) && defined(GLM_PRECISION_MEDIUMP_FLOAT) && !defined(GLM_PRECISION_LOWP_FLOAT)) |
| typedef mediump_float float_t; |
| #elif(!defined(GLM_PRECISION_HIGHP_FLOAT) && !defined(GLM_PRECISION_MEDIUMP_FLOAT) && defined(GLM_PRECISION_LOWP_FLOAT)) |
| typedef lowp_float float_t; |
| #else |
| # error "GLM error: multiple default precision requested for floating-point types" |
| #endif |
| |
| typedef float float32; |
| typedef double float64; |
| |
| //////////////////// |
| // check type sizes |
| #ifndef GLM_STATIC_ASSERT_NULL |
| GLM_STATIC_ASSERT(sizeof(glm::float32) == 4, "float32 size isn't 4 bytes on this platform"); |
| GLM_STATIC_ASSERT(sizeof(glm::float64) == 8, "float64 size isn't 8 bytes on this platform"); |
| #endif//GLM_STATIC_ASSERT_NULL |
| |
| /// @} |
| |
| }//namespace glm |
| |
| #endif//glm_core_type_float |