glm/glm/ext/scalar_double.hpp
2018-08-12 23:27:02 +02:00

78 lines
2.4 KiB
C++

/// @ref ext_scalar_double
/// @file glm/ext/scalar_double.hpp
///
/// @see core (dependence)
///
/// @defgroup ext_scalar_double GLM_EXT_scalar_double
/// @ingroup ext
///
/// Include <glm/ext/scalar_double.hpp> to use the features of this extension.
///
/// Exposes double scalar type.
#pragma once
#include "setup.hpp"
namespace glm{
namespace detail
{
typedef float float32;
# ifndef GLM_FORCE_SINGLE_ONLY
typedef double float64;
# endif//GLM_FORCE_SINGLE_ONLY
}//namespace detail
typedef float lowp_float_t;
typedef float mediump_float_t;
typedef double highp_float_t;
/// @addtogroup core_precision
/// @{
/// Low qualifier floating-point numbers.
/// There is no guarantee on the actual qualifier.
///
/// @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 qualifier floating-point numbers.
/// There is no guarantee on the actual qualifier.
///
/// @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 qualifier floating-point numbers.
/// There is no guarantee on the actual qualifier.
///
/// @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 GLM_CONFIG_PRECISION_FLOAT == GLM_HIGHP
typedef highp_float float_t;
#elif GLM_CONFIG_PRECISION_FLOAT == GLM_MEDIUMP
typedef mediump_float float_t;
#elif GLM_CONFIG_PRECISION_FLOAT == GLM_LOWP
typedef lowp_float float_t;
#endif
typedef float float32;
# ifndef GLM_FORCE_SINGLE_ONLY
typedef double float64;
# endif//GLM_FORCE_SINGLE_ONLY
////////////////////
// check type sizes
# ifndef GLM_FORCE_SINGLE_ONLY
GLM_STATIC_ASSERT(sizeof(glm::float64) == 8, "float64 size isn't 8 bytes on this platform");
# endif//GLM_FORCE_SINGLE_ONLY
/// @}
}//namespace glm