text: /*
   * Copyright (c), Recep Aslantas.
   *
   * MIT License (MIT), http://opensource.org/licenses/MIT
   * Full license can be found in the LICENSE file
   */
  
  #ifndef cglm_types_h
  #define cglm_types_h
  
  #if defined(_MSC_VER)
  /* do not use alignment for older visual studio versions */
  #if _MSC_VER < 1913 /*  Visual Studio 2017 version 15.6  */
  #define CGLM_ALL_UNALIGNED
  #define CGLM_ALIGN(X) /* no alignment */
  #else
  #define CGLM_ALIGN(X) __declspec(align(X))
  #endif
  #else
  #define CGLM_ALIGN(X) __attribute((aligned(X)))
  #endif
  
  #ifndef CGLM_ALL_UNALIGNED
  #define CGLM_ALIGN_IF(X) CGLM_ALIGN(X)
  #else
  #define CGLM_ALIGN_IF(X) /* no alignment */
  #endif
  
  #ifdef __AVX__
  #define CGLM_ALIGN_MAT CGLM_ALIGN(32)
  #else
  #define CGLM_ALIGN_MAT CGLM_ALIGN(16)
  #endif
  
  #ifdef __GNUC__
  #define CGLM_ASSUME_ALIGNED(expr, alignment) __builtin_assume_aligned((expr), (alignment))
  #else
  #define CGLM_ASSUME_ALIGNED(expr, alignment) (expr)
  #endif
  
  #define CGLM_CASTPTR_ASSUME_ALIGNED(expr, type) ((type*)CGLM_ASSUME_ALIGNED((expr), __alignof__(type)))
  
  typedef float vec2[2];
  typedef float vec3[3];
  typedef int ivec3[3];
  typedef CGLM_ALIGN_IF(16) float vec4[4];
  typedef vec4 versor; /* |x, y, z, w| -> w is the last */
  typedef vec3 mat3[3];
  typedef CGLM_ALIGN_IF(16) vec2 mat2[2];
  typedef CGLM_ALIGN_MAT vec4 mat4[4];
  
  /*
    Important: cglm stores quaternion as [x, y, z, w] in memory since v0.4.0
    it was [w, x, y, z] before v0.4.0 ( v0.3.5 and earlier ). w is real part.
  */
  
  #define GLM_E 2.71828182845904523536028747135266250 /* e           */
  #define GLM_LOG2E 1.44269504088896340735992468100189214 /* log2(e)     */
  #define GLM_LOG10E 0.434294481903251827651128918916605082 /* log10(e)    */
  #define GLM_LN2 0.693147180559945309417232121458176568 /* loge(2)     */
  #define GLM_LN10 2.30258509299404568401799145468436421 /* loge(10)    */
  #define GLM_PI 3.14159265358979323846264338327950288 /* pi          */
  #define GLM_PI_2 1.57079632679489661923132169163975144 /* pi/2        */
  #define GLM_PI_4 0.785398163397448309615660845819875721 /* pi/4        */
  #define GLM_1_PI 0.318309886183790671537767526745028724 /* 1/pi        */
  #define GLM_2_PI 0.636619772367581343075535053490057448 /* 2/pi        */
  #define GLM_2_SQRTPI 1.12837916709551257389615890312154517 /* 2/sqrt(pi)  */
  #define GLM_SQRT2 1.41421356237309504880168872420969808 /* sqrt(2)     */
  #define GLM_SQRT1_2 0.707106781186547524400844362104849039 /* 1/sqrt(2)   */
  
  #define GLM_Ef ((float)GLM_E)
  #define GLM_LOG2Ef ((float)GLM_LOG2E)
  #define GLM_LOG10Ef ((float)GLM_LOG10E)
  #define GLM_LN2f ((float)GLM_LN2)
  #define GLM_LN10f ((float)GLM_LN10)
  #define GLM_PIf ((float)GLM_PI)
  #define GLM_PI_2f ((float)GLM_PI_2)
  #define GLM_PI_4f ((float)GLM_PI_4)
  #define GLM_1_PIf ((float)GLM_1_PI)
  #define GLM_2_PIf ((float)GLM_2_PI)
  #define GLM_2_SQRTPIf ((float)GLM_2_SQRTPI)
  #define GLM_SQRT2f ((float)GLM_SQRT2)
  #define GLM_SQRT1_2f ((float)GLM_SQRT1_2)
  
  /* DEPRECATED! use GLM_PI and friends */
  #define CGLM_PI GLM_PIf
  #define CGLM_PI_2 GLM_PI_2f
  #define CGLM_PI_4 GLM_PI_4f
  
  #endif /* cglm_types_h */
  