0.9.8
simd_vec4.hpp
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1 
13 #pragma once
14 
15 // Dependency:
16 #include "../glm.hpp"
17 
18 #if(GLM_ARCH != GLM_ARCH_PURE)
19 
20 #if(GLM_ARCH & GLM_ARCH_SSE2_BIT)
21 # include "../detail/intrinsic_common.hpp"
22 # include "../detail/intrinsic_geometric.hpp"
23 # include "../detail/intrinsic_integer.hpp"
24 #else
25 # error "GLM: GLM_GTX_simd_vec4 requires compiler support of SSE2 through intrinsics"
26 #endif
27 
28 #if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
29 # pragma message("GLM: GLM_GTX_simd_vec4 extension included")
30 # pragma message("GLM: GLM_GTX_simd_vec4 extension is deprecated and will be removed in GLM 0.9.9. Use *vec4 types instead and use compiler SIMD arguments.")
31 #endif
32 
33 
34 // Warning silencer for nameless struct/union.
35 #if (GLM_COMPILER & GLM_COMPILER_VC)
36 # pragma warning(push)
37 # pragma warning(disable:4201) // warning C4201: nonstandard extension used : nameless struct/union
38 #endif
39 
40 namespace glm
41 {
42  enum comp
43  {
44  X = 0,
45  R = 0,
46  S = 0,
47  Y = 1,
48  G = 1,
49  T = 1,
50  Z = 2,
51  B = 2,
52  P = 2,
53  W = 3,
54  A = 3,
55  Q = 3
56  };
57 
58 }//namespace glm
59 
60 namespace glm{
61 namespace detail
62 {
65  GLM_ALIGNED_STRUCT(16) fvec4SIMD
66  {
67  typedef float value_type;
68  typedef std::size_t size_type;
69 
70  typedef fvec4SIMD type;
71  typedef tvec4<float, defaultp> pure_type;
72  typedef tvec4<bool, highp> bool_type;
73 
74 #ifdef GLM_SIMD_ENABLE_XYZW_UNION
75  union
76  {
77  __m128 Data;
78  struct {float x, y, z, w;};
79  };
80 #else
81  __m128 Data;
82 #endif
83 
85  // Implicit basic constructors
86 
87  fvec4SIMD() GLM_DEFAULT_CTOR;
88  fvec4SIMD(fvec4SIMD const & v) GLM_DEFAULT;
89  fvec4SIMD(__m128 const & Data);
90 
92  // Explicit basic constructors
93 
94  explicit fvec4SIMD(
95  ctor);
96  explicit fvec4SIMD(
97  float const & s);
98  explicit fvec4SIMD(
99  float const & x,
100  float const & y,
101  float const & z,
102  float const & w);
103  explicit fvec4SIMD(
104  vec4 const & v);
105 
108 
109  fvec4SIMD(vec2 const & v, float const & s1, float const & s2);
110  fvec4SIMD(float const & s1, vec2 const & v, float const & s2);
111  fvec4SIMD(float const & s1, float const & s2, vec2 const & v);
112  fvec4SIMD(vec3 const & v, float const & s);
113  fvec4SIMD(float const & s, vec3 const & v);
114  fvec4SIMD(vec2 const & v1, vec2 const & v2);
115  //fvec4SIMD(ivec4SIMD const & v);
116 
118  // Unary arithmetic operators
119 
120  fvec4SIMD& operator= (fvec4SIMD const & v) GLM_DEFAULT;
121  fvec4SIMD& operator+=(fvec4SIMD const & v);
122  fvec4SIMD& operator-=(fvec4SIMD const & v);
123  fvec4SIMD& operator*=(fvec4SIMD const & v);
124  fvec4SIMD& operator/=(fvec4SIMD const & v);
125 
126  fvec4SIMD& operator+=(float const & s);
127  fvec4SIMD& operator-=(float const & s);
128  fvec4SIMD& operator*=(float const & s);
129  fvec4SIMD& operator/=(float const & s);
130 
131  fvec4SIMD& operator++();
132  fvec4SIMD& operator--();
133 
135  // Swizzle operators
136 
137  template <comp X_, comp Y_, comp Z_, comp W_>
138  fvec4SIMD& swizzle();
139  template <comp X_, comp Y_, comp Z_, comp W_>
140  fvec4SIMD swizzle() const;
141  template <comp X_, comp Y_, comp Z_>
142  fvec4SIMD swizzle() const;
143  template <comp X_, comp Y_>
144  fvec4SIMD swizzle() const;
145  template <comp X_>
146  fvec4SIMD swizzle() const;
147  };
148 }//namespace detail
149 
150  typedef glm::detail::fvec4SIMD simdVec4;
151 
154 
157  vec4 vec4_cast(
158  detail::fvec4SIMD const & x);
159 
162  detail::fvec4SIMD abs(detail::fvec4SIMD const & x);
163 
166  detail::fvec4SIMD sign(detail::fvec4SIMD const & x);
167 
170  detail::fvec4SIMD floor(detail::fvec4SIMD const & x);
171 
175  detail::fvec4SIMD trunc(detail::fvec4SIMD const & x);
176 
184  detail::fvec4SIMD round(detail::fvec4SIMD const & x);
185 
191  //detail::fvec4SIMD roundEven(detail::fvec4SIMD const & x);
192 
196  detail::fvec4SIMD ceil(detail::fvec4SIMD const & x);
197 
201  detail::fvec4SIMD fract(detail::fvec4SIMD const & x);
202 
207  detail::fvec4SIMD mod(
208  detail::fvec4SIMD const & x,
209  detail::fvec4SIMD const & y);
210 
215  detail::fvec4SIMD mod(
216  detail::fvec4SIMD const & x,
217  float const & y);
218 
224  //detail::fvec4SIMD modf(
225  // detail::fvec4SIMD const & x,
226  // detail::fvec4SIMD & i);
227 
231  detail::fvec4SIMD min(
232  detail::fvec4SIMD const & x,
233  detail::fvec4SIMD const & y);
234 
235  detail::fvec4SIMD min(
236  detail::fvec4SIMD const & x,
237  float const & y);
238 
242  detail::fvec4SIMD max(
243  detail::fvec4SIMD const & x,
244  detail::fvec4SIMD const & y);
245 
246  detail::fvec4SIMD max(
247  detail::fvec4SIMD const & x,
248  float const & y);
249 
254  detail::fvec4SIMD clamp(
255  detail::fvec4SIMD const & x,
256  detail::fvec4SIMD const & minVal,
257  detail::fvec4SIMD const & maxVal);
258 
259  detail::fvec4SIMD clamp(
260  detail::fvec4SIMD const & x,
261  float const & minVal,
262  float const & maxVal);
263 
290  detail::fvec4SIMD mix(
291  detail::fvec4SIMD const & x,
292  detail::fvec4SIMD const & y,
293  detail::fvec4SIMD const & a);
294 
298  detail::fvec4SIMD step(
299  detail::fvec4SIMD const & edge,
300  detail::fvec4SIMD const & x);
301 
302  detail::fvec4SIMD step(
303  float const & edge,
304  detail::fvec4SIMD const & x);
305 
317  detail::fvec4SIMD smoothstep(
318  detail::fvec4SIMD const & edge0,
319  detail::fvec4SIMD const & edge1,
320  detail::fvec4SIMD const & x);
321 
322  detail::fvec4SIMD smoothstep(
323  float const & edge0,
324  float const & edge1,
325  detail::fvec4SIMD const & x);
326 
334  //bvec4 isnan(detail::fvec4SIMD const & x);
335 
343  //bvec4 isinf(detail::fvec4SIMD const & x);
344 
350  //detail::ivec4SIMD floatBitsToInt(detail::fvec4SIMD const & value);
351 
359  //detail::fvec4SIMD intBitsToFloat(detail::ivec4SIMD const & value);
360 
364  detail::fvec4SIMD fma(
365  detail::fvec4SIMD const & a,
366  detail::fvec4SIMD const & b,
367  detail::fvec4SIMD const & c);
368 
379  //detail::fvec4SIMD frexp(detail::fvec4SIMD const & x, detail::ivec4SIMD & exp);
380 
388  //detail::fvec4SIMD ldexp(detail::fvec4SIMD const & x, detail::ivec4SIMD const & exp);
389 
393  float length(
394  detail::fvec4SIMD const & x);
395 
400  float fastLength(
401  detail::fvec4SIMD const & x);
402 
407  float niceLength(
408  detail::fvec4SIMD const & x);
409 
413  detail::fvec4SIMD length4(
414  detail::fvec4SIMD const & x);
415 
420  detail::fvec4SIMD fastLength4(
421  detail::fvec4SIMD const & x);
422 
427  detail::fvec4SIMD niceLength4(
428  detail::fvec4SIMD const & x);
429 
433  float distance(
434  detail::fvec4SIMD const & p0,
435  detail::fvec4SIMD const & p1);
436 
440  detail::fvec4SIMD distance4(
441  detail::fvec4SIMD const & p0,
442  detail::fvec4SIMD const & p1);
443 
447  float simdDot(
448  detail::fvec4SIMD const & x,
449  detail::fvec4SIMD const & y);
450 
454  detail::fvec4SIMD dot4(
455  detail::fvec4SIMD const & x,
456  detail::fvec4SIMD const & y);
457 
461  detail::fvec4SIMD cross(
462  detail::fvec4SIMD const & x,
463  detail::fvec4SIMD const & y);
464 
468  detail::fvec4SIMD normalize(
469  detail::fvec4SIMD const & x);
470 
475  detail::fvec4SIMD fastNormalize(
476  detail::fvec4SIMD const & x);
477 
481  detail::fvec4SIMD simdFaceforward(
482  detail::fvec4SIMD const & N,
483  detail::fvec4SIMD const & I,
484  detail::fvec4SIMD const & Nref);
485 
490  detail::fvec4SIMD reflect(
491  detail::fvec4SIMD const & I,
492  detail::fvec4SIMD const & N);
493 
499  detail::fvec4SIMD refract(
500  detail::fvec4SIMD const & I,
501  detail::fvec4SIMD const & N,
502  float const & eta);
503 
507  detail::fvec4SIMD sqrt(
508  detail::fvec4SIMD const & x);
509 
514  detail::fvec4SIMD niceSqrt(
515  detail::fvec4SIMD const & x);
516 
521  detail::fvec4SIMD fastSqrt(
522  detail::fvec4SIMD const & x);
523 
527  detail::fvec4SIMD inversesqrt(
528  detail::fvec4SIMD const & x);
529 
534  detail::fvec4SIMD fastInversesqrt(
535  detail::fvec4SIMD const & x);
536 
538 }//namespace glm
539 
540 #include "simd_vec4.inl"
541 
542 #if (GLM_COMPILER & GLM_COMPILER_VC)
543 # pragma warning(pop)
544 #endif
545 
546 #endif//(GLM_ARCH != GLM_ARCH_PURE)
glm::fract
GLM_FUNC_DECL genType fract(genType x)
Return x - floor(x).
glm::ceil
GLM_FUNC_DECL vecType< T, P > ceil(vecType< T, P > const &x)
Returns a value equal to the nearest integer that is greater than or equal to x.
glm::fastNormalize
GLM_FUNC_DECL genType fastNormalize(genType const &x)
Faster than the common normalize function but less accurate.
glm::fastSqrt
GLM_FUNC_DECL genType fastSqrt(genType x)
Faster than the common sqrt function but less accurate.
glm::vec4
highp_vec4 vec4
4 components vector of floating-point numbers.
Definition: type_vec.hpp:466
glm::smoothstep
GLM_FUNC_DECL genType smoothstep(genType edge0, genType edge1, genType x)
Returns 0.0 if x <= edge0 and 1.0 if x >= edge1 and performs smooth Hermite interpolation between 0 a...
glm::max
GLM_FUNC_DECL genType max(genType x, genType y)
Returns y if x < y; otherwise, it returns x.
glm
Definition: _noise.hpp:11
glm::mod
GLM_FUNC_DECL genType mod(genType x, genType y)
Modulus.
glm::round
GLM_FUNC_DECL vecType< T, P > round(vecType< T, P > const &x)
Returns a value equal to the nearest integer to x.
glm::mix
GLM_FUNC_DECL vecType< T, P > mix(vecType< T, P > const &x, vecType< T, P > const &y, vecType< U, P > const &a)
If genTypeU is a floating scalar or vector: Returns x * (1.0 - a) + y * a, i.e., the linear blend of ...
glm::trunc
GLM_FUNC_DECL vecType< T, P > trunc(vecType< T, P > const &x)
Returns a value equal to the nearest integer to x whose absolute value is not larger than the absolut...
glm::abs
GLM_FUNC_DECL genType abs(genType x)
Returns x if x >= 0; otherwise, it returns -x.
glm::cross
GLM_FUNC_DECL tvec3< T, P > cross(tvec3< T, P > const &x, tvec3< T, P > const &y)
Returns the cross product of x and y.
glm::reflect
GLM_FUNC_DECL genType reflect(genType const &I, genType const &N)
For the incident vector I and surface orientation N, returns the reflection direction : result = I - ...
glm::sqrt
GLM_FUNC_DECL vecType< T, P > sqrt(vecType< T, P > const &v)
Returns the positive square root of v.
glm::normalize
GLM_FUNC_DECL vecType< T, P > normalize(vecType< T, P > const &x)
Returns a vector in the same direction as x but with length of 1.
glm::step
GLM_FUNC_DECL genType step(genType edge, genType x)
Returns 0.0 if x < edge, otherwise it returns 1.0 for each component of a genType.
glm::distance
GLM_FUNC_DECL T distance(vecType< T, P > const &p0, vecType< T, P > const &p1)
Returns the distance betwwen p0 and p1, i.e., length(p0 - p1).
glm::length
GLM_FUNC_DECL T length(vecType< T, P > const &x)
Returns the length of x, i.e., sqrt(x * x).
glm::refract
GLM_FUNC_DECL vecType< T, P > refract(vecType< T, P > const &I, vecType< T, P > const &N, T eta)
For the incident vector I and surface normal N, and the ratio of indices of refraction eta...
glm::min
GLM_FUNC_DECL genType min(genType x, genType y)
Returns y if y < x; otherwise, it returns x.
glm::vec3
highp_vec3 vec3
3 components vector of floating-point numbers.
Definition: type_vec.hpp:461
glm::fma
GLM_FUNC_DECL genType fma(genType const &a, genType const &b, genType const &c)
Computes and returns a * b + c.
glm::vec2
highp_vec2 vec2
2 components vector of floating-point numbers.
Definition: type_vec.hpp:456
glm::floor
GLM_FUNC_DECL vecType< T, P > floor(vecType< T, P > const &x)
Returns a value equal to the nearest integer that is less then or equal to x.
glm::inversesqrt
GLM_FUNC_DECL vecType< T, P > inversesqrt(vecType< T, P > const &v)
Returns the reciprocal of the positive square root of v.
glm::fastLength
GLM_FUNC_DECL genType fastLength(genType x)
Faster than the common length function but less accurate.
glm::clamp
GLM_FUNC_DECL genType clamp(genType x, genType minVal, genType maxVal)
Returns min(max(x, minVal), maxVal) for each component in x using the floating-point values minVal an...
glm::sign
GLM_FUNC_DECL vecType< T, P > sign(vecType< T, P > const &x)
Returns 1.0 if x > 0, 0.0 if x == 0, or -1.0 if x < 0.
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