Getting GLM 0.9.3.1 release ready
This commit is contained in:
Christophe Riccio
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<title>func_integer.hpp Source File</title>
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<title>intrinsic_exponential.hpp Source File</title>
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<div class="title">func_integer.hpp</div> </div>
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<div class="title">intrinsic_exponential.hpp</div> </div>
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<a href="a00044.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
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<a name="l00002"></a>00002
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@@ -79,86 +81,64 @@
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<a name="l00026"></a>00026
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<a name="l00027"></a>00027
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<a name="l00028"></a>00028
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<a name="l00029"></a>00029
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<a name="l00030"></a>00030
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<a name="l00031"></a>00031
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<a name="l00032"></a>00032
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<a name="l00029"></a>00029 <span class="preprocessor">#ifndef glm_detail_intrinsic_exponential</span>
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<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#define glm_detail_intrinsic_exponential</span>
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<a name="l00031"></a>00031 <span class="preprocessor"></span>
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<a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="a00082.html" title="OpenGL Mathematics (glm.g-truc.net)">setup.hpp</a>"</span>
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<a name="l00033"></a>00033
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<a name="l00034"></a>00034
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<a name="l00035"></a>00035
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<a name="l00036"></a>00036
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<a name="l00037"></a>00037
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<a name="l00038"></a>00038 <span class="preprocessor">#ifndef glm_core_func_integer</span>
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<a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#define glm_core_func_integer GLM_VERSION</span>
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<a name="l00040"></a>00040 <span class="preprocessor"></span>
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<a name="l00041"></a>00041 <span class="keyword">namespace </span>glm
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<a name="l00042"></a>00042 {
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<a name="l00045"></a>00045
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<a name="l00054"></a>00054 <span class="keyword">template</span> <<span class="keyword">typename</span> genUType>
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<a name="l00055"></a>00055 genUType <a class="code" href="a00145.html#ga7d96efb73301e722a527b912f05f6ac0" title="Adds 32-bit unsigned integer x and y, returning the sum modulo pow(2, 32).">uaddCarry</a>(
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<a name="l00056"></a>00056 genUType <span class="keyword">const</span> & x,
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<a name="l00057"></a>00057 genUType <span class="keyword">const</span> & y,
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<a name="l00058"></a>00058 genUType & carry);
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<a name="l00059"></a>00059
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<a name="l00068"></a>00068 <span class="keyword">template</span> <<span class="keyword">typename</span> genUType>
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<a name="l00069"></a>00069 genUType <a class="code" href="a00145.html#gacd727c8bb8bda7a509773f9f204ab5a1" title="Subtracts the 32-bit unsigned integer y from x, returning the difference if non-negative, or pow(2, 32) plus the difference otherwise.">usubBorrow</a>(
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<a name="l00070"></a>00070 genUType <span class="keyword">const</span> & x,
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<a name="l00071"></a>00071 genUType <span class="keyword">const</span> & y,
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<a name="l00072"></a>00072 genUType & borrow);
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<a name="l00073"></a>00073
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<a name="l00082"></a>00082 <span class="keyword">template</span> <<span class="keyword">typename</span> genUType>
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<a name="l00083"></a>00083 <span class="keywordtype">void</span> <a class="code" href="a00145.html#ga8e89fcd6b0e2cd96cd2e1b69fdb7afd9" title="Multiplies 32-bit integers x and y, producing a 64-bit result.">umulExtended</a>(
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<a name="l00084"></a>00084 genUType <span class="keyword">const</span> & x,
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<a name="l00085"></a>00085 genUType <span class="keyword">const</span> & y,
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<a name="l00086"></a>00086 genUType & msb,
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<a name="l00087"></a>00087 genUType & lsb);
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<a name="l00088"></a>00088
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<a name="l00097"></a>00097 <span class="keyword">template</span> <<span class="keyword">typename</span> genIType>
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<a name="l00098"></a>00098 <span class="keywordtype">void</span> <a class="code" href="a00145.html#gab0eaec4d0964925429322eebf8dca6d0" title="Multiplies 32-bit integers x and y, producing a 64-bit result.">imulExtended</a>(
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<a name="l00099"></a>00099 genIType <span class="keyword">const</span> & x,
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<a name="l00100"></a>00100 genIType <span class="keyword">const</span> & y,
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<a name="l00101"></a>00101 genIType & msb,
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<a name="l00102"></a>00102 genIType & lsb);
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<a name="l00103"></a>00103
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<a name="l00119"></a>00119 <span class="keyword">template</span> <<span class="keyword">typename</span> genIUType>
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<a name="l00120"></a>00120 genIUType <a class="code" href="a00145.html#gaeae27fd61779ae93b8d0fa9cef142c3d" title="Extracts bits [offset, offset + bits - 1] from value, returning them in the least significant bits of...">bitfieldExtract</a>(
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<a name="l00121"></a>00121 genIUType <span class="keyword">const</span> & Value,
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<a name="l00122"></a>00122 <span class="keywordtype">int</span> <span class="keyword">const</span> & Offset,
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<a name="l00123"></a>00123 <span class="keywordtype">int</span> <span class="keyword">const</span> & Bits);
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<a name="l00124"></a>00124
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<a name="l00139"></a>00139 <span class="keyword">template</span> <<span class="keyword">typename</span> genIUType>
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<a name="l00140"></a>00140 genIUType <a class="code" href="a00145.html#ga490b328e7b5d06b477ede4a59edfb798" title="Returns the insertion the bits least-significant bits of insert into base.">bitfieldInsert</a>(
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<a name="l00141"></a>00141 genIUType <span class="keyword">const</span> & Base,
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<a name="l00142"></a>00142 genIUType <span class="keyword">const</span> & Insert,
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<a name="l00143"></a>00143 <span class="keywordtype">int</span> <span class="keyword">const</span> & Offset,
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<a name="l00144"></a>00144 <span class="keywordtype">int</span> <span class="keyword">const</span> & Bits);
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<a name="l00145"></a>00145
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<a name="l00154"></a>00154 <span class="keyword">template</span> <<span class="keyword">typename</span> genIUType>
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<a name="l00155"></a>00155 genIUType <a class="code" href="a00145.html#gac36ad04d509817f2f4769d45f13f43e5" title="Returns the reversal of the bits of value.">bitfieldReverse</a>(genIUType <span class="keyword">const</span> & value);
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<a name="l00156"></a>00156
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<a name="l00165"></a>00165 <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">template</span> <<span class="keyword">typename</span>> <span class="keyword">class </span>genIUType>
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<a name="l00166"></a>00166 <span class="keyword">typename</span> genIUType<T>::signed_type <a class="code" href="a00145.html#ga5c4d37c42926b09be4384a9656f73ee4" title="Returns the number of bits set to 1 in the binary representation of value.">bitCount</a>(genIUType<T> <span class="keyword">const</span> & Value);
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<a name="l00167"></a>00167
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<a name="l00178"></a>00178 <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">template</span> <<span class="keyword">typename</span>> <span class="keyword">class </span>genIUType>
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<a name="l00179"></a>00179 <span class="keyword">typename</span> genIUType<T>::signed_type <a class="code" href="a00145.html#gaf921488d20990ec15f3fde3d1db919f0" title="Returns the bit number of the least significant bit set to 1 in the binary representation of value...">findLSB</a>(genIUType<T> <span class="keyword">const</span> & Value);
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<a name="l00180"></a>00180
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<a name="l00192"></a>00192 <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">template</span> <<span class="keyword">typename</span>> <span class="keyword">class </span>genIUType>
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<a name="l00193"></a>00193 <span class="keyword">typename</span> genIUType<T>::signed_type <a class="code" href="a00145.html#gaa17f942299cb7a51c60155f9e78228f3" title="Returns the bit number of the most significant bit in the binary representation of value...">findMSB</a>(genIUType<T> <span class="keyword">const</span> & Value);
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<a name="l00194"></a>00194
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<a name="l00196"></a>00196 }<span class="comment">//namespace glm</span>
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<a name="l00197"></a>00197
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<a name="l00198"></a>00198 <span class="preprocessor">#include "func_integer.inl"</span>
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<a name="l00199"></a>00199
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<a name="l00200"></a>00200 <span class="preprocessor">#endif//glm_core_func_integer</span>
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<a name="l00201"></a>00201 <span class="preprocessor"></span>
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</pre></div></div>
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</div>
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<a name="l00034"></a>00034 <span class="preprocessor">#if((GLM_ARCH & GLM_ARCH_SSE2) != GLM_ARCH_SSE2)</span>
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<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor"># error "SSE2 instructions not supported or enabled"</span>
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<a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#else</span>
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<a name="l00037"></a>00037 <span class="preprocessor"></span>
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<a name="l00038"></a>00038 <span class="keyword">namespace </span>glm{
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<a name="l00039"></a>00039 <span class="keyword">namespace </span>detail
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<a name="l00040"></a>00040 {
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<a name="l00041"></a>00041 <span class="comment">/*</span>
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<a name="l00042"></a>00042 <span class="comment">GLM_FUNC_QUALIFIER __m128 sse_rsqrt_nr_ss(__m128 const x)</span>
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<a name="l00043"></a>00043 <span class="comment">{</span>
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<a name="l00044"></a>00044 <span class="comment"> __m128 recip = _mm_rsqrt_ss( x ); // "estimate" opcode</span>
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<a name="l00045"></a>00045 <span class="comment"> const static __m128 three = { 3, 3, 3, 3 }; // aligned consts for fast load</span>
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<a name="l00046"></a>00046 <span class="comment"> const static __m128 half = { 0.5,0.5,0.5,0.5 };</span>
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<a name="l00047"></a>00047 <span class="comment"> __m128 halfrecip = _mm_mul_ss( half, recip );</span>
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<a name="l00048"></a>00048 <span class="comment"> __m128 threeminus_xrr = _mm_sub_ss( three, _mm_mul_ss( x, _mm_mul_ss ( recip, recip ) ) );</span>
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<a name="l00049"></a>00049 <span class="comment"> return _mm_mul_ss( halfrecip, threeminus_xrr );</span>
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<a name="l00050"></a>00050 <span class="comment">}</span>
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<a name="l00051"></a>00051 <span class="comment"> </span>
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<a name="l00052"></a>00052 <span class="comment">GLM_FUNC_QUALIFIER __m128 sse_normalize_fast_ps( float * RESTRICT vOut, float * RESTRICT vIn )</span>
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<a name="l00053"></a>00053 <span class="comment">{</span>
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<a name="l00054"></a>00054 <span class="comment"> __m128 x = _mm_load_ss(&vIn[0]);</span>
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<a name="l00055"></a>00055 <span class="comment"> __m128 y = _mm_load_ss(&vIn[1]);</span>
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<a name="l00056"></a>00056 <span class="comment"> __m128 z = _mm_load_ss(&vIn[2]);</span>
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<a name="l00057"></a>00057 <span class="comment"> </span>
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<a name="l00058"></a>00058 <span class="comment"> const __m128 l = // compute x*x + y*y + z*z</span>
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<a name="l00059"></a>00059 <span class="comment"> _mm_add_ss(</span>
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<a name="l00060"></a>00060 <span class="comment"> _mm_add_ss( _mm_mul_ss(x,x),</span>
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<a name="l00061"></a>00061 <span class="comment"> _mm_mul_ss(y,y)</span>
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<a name="l00062"></a>00062 <span class="comment"> ),</span>
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<a name="l00063"></a>00063 <span class="comment"> _mm_mul_ss( z, z )</span>
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<a name="l00064"></a>00064 <span class="comment"> );</span>
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<a name="l00065"></a>00065 <span class="comment"> </span>
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<a name="l00066"></a>00066 <span class="comment"> </span>
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<a name="l00067"></a>00067 <span class="comment"> const __m128 rsqt = _mm_rsqrt_nr_ss( l );</span>
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<a name="l00068"></a>00068 <span class="comment"> _mm_store_ss( &vOut[0] , _mm_mul_ss( rsqt, x ) );</span>
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<a name="l00069"></a>00069 <span class="comment"> _mm_store_ss( &vOut[1] , _mm_mul_ss( rsqt, y ) );</span>
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<a name="l00070"></a>00070 <span class="comment"> _mm_store_ss( &vOut[2] , _mm_mul_ss( rsqt, z ) );</span>
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<a name="l00071"></a>00071 <span class="comment"> </span>
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<a name="l00072"></a>00072 <span class="comment"> return _mm_mul_ss( l , rsqt );</span>
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<a name="l00073"></a>00073 <span class="comment">}</span>
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<a name="l00074"></a>00074 <span class="comment">*/</span>
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<a name="l00075"></a>00075 }<span class="comment">//namespace detail</span>
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<a name="l00076"></a>00076 }<span class="comment">//namespace glm</span>
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<a name="l00077"></a>00077
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<a name="l00078"></a>00078 <span class="preprocessor">#endif//GLM_ARCH</span>
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<a name="l00079"></a>00079 <span class="preprocessor"></span><span class="preprocessor">#endif//glm_detail_intrinsic_exponential</span>
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</pre></div></div><!-- contents -->
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