TI中文支持网asin_report.c中的数据是
float asin_expected[BUFFER_SIZE]={
1.570796, 1.393789, 1.320141, 1.263401, 1.215375,1.172892, 1.134327, 1.098718, 1.065436, 1.034046,1.004232, 0.9757544, 0.9484279, 0.9221048, 0.8966658,0.8720123, 0.8480621, 0.8247454, 0.8020028, 0.7797828,0.7580408, 0.7367374, 0.7158381, 0.6953120, 0.6751316,0.6552721, 0.6357113, 0.6164289, 0.5974064, 0.5786270,0.5600753, 0.5417370, 0.5235988, 0.5056486, 0.4878751,0.4702678, 0.4528166, 0.4355124, 0.4183464, 0.4013104,0.3843968, 0.3675981, 0.3509074, 0.3343180, 0.3178237,0.3014185, 0.2850964, 0.2688521, 0.2526802, 0.2365756,0.2205333, 0.2045484, 0.1886164, 0.1727327, 0.1568929,0.1410927, 0.1253278, 0.1095943, 0.09388787, 0.07820469,0.06254076, 0.04689218, 0.03125509, 0.01562564
};
asin_shared_data.c
float CLAasinTable[]={
0.0, 1.0, 0.0,0.000000636202, 0.999877862610, 0.007815361896,0.000005099694, 0.999510644409, 0.015647916155,0.000017268312, 0.998895919094, 0.023514960332,0.000041121765, 0.998029615282, 0.031434003631,0.000080794520, 0.996905974725, 0.039422875916,0.000140631089, 0.995517492804, 0.047499840611,0.000225244584, 0.993854840311, 0.055683712914,0.000339579512, 0.991906765146, 0.063993984848,0.000488979852, 0.989659972212, 0.072450958820,0.000679263611, 0.987098979366, 0.081075891529,0.000916805182, 0.984205946802, 0.089891150305,0.001208627040, 0.980960476685, 0.098920384204,0.001562502549, 0.977339379243, 0.108188712551,0.001987071928, 0.973316400729, 0.117722933997,0.002491973784, 0.968861907789, 0.127551759665,0.003087995053, 0.963942521723, 0.137706074532,0.003787242692, 0.958520694794, 0.148219231941,0.004603341138, 0.952554219267, 0.159127386977,0.005551660294, 0.945995657913, 0.170469875522,0.006649579796, 0.938791682505, 0.182289647088,0.007916796475, 0.930882303984, 0.194633761132,0.009375683410, 0.922199974574, 0.207553958472,0.011051710808, 0.912668537890, 0.221107321885,0.012973941175, 0.902201997769, 0.235357042896,0.015175614174, 0.890703070035, 0.250373315541,0.017694840102, 0.878061473098, 0.266234382514,0.020575425537, 0.864151902887, 0.283027765009,0.023867860513, 0.848831624374, 0.300851714968,0.027630504055, 0.831937595031, 0.319816937941,0.031931014547, 0.813283013821, 0.340048646894,0.036848083955, 0.792653161200, 0.361689022958,0.042473551274, 0.769800358920, 0.384900179460,0.048914992206, 0.744437830278, 0.409867752228,0.056298910750, 0.716232177740, 0.436805274317,0.064774696786, 0.684794109766, 0.465959540059,0.074519565699, 0.649666934178, 0.497617226179,0.085744766889, 0.610312179660, 0.532113122767,0.098703445606, 0.566091493186, 0.569840443472,0.113700678529, 0.516243664372, 0.611263845480,0.131106395009, 0.459855210927, 0.656936015611,0.151372169232, 0.395822366759, 0.707518998893,0.175053263659, 0.322801460177, 0.763811905770,0.202837883870, 0.239143420888, 0.826787304376,0.235586468765, 0.142806299514, 0.897639596948,0.274385149825, 0.031236880585, 0.977850174820,0.320619535938, -0.098791845166, 1.069276441800,0.376078169620, -0.251407364538, 1.174275392129,0.443100143614, -0.431959397725, 1.295878193174,0.524789871827, -0.647485610469, 1.438041695773,0.625336471263, -0.907400624736, 1.606018804842,0.750500589935, -1.224540947101, 1.806917563896,0.908377657341, -1.616794995066, 2.050569262035,1.110633894185, -2.109729648039, 2.350920816737,1.374584721437, -2.740985157716, 2.728353889708,1.726848242753, -3.567962877198, 3.213722960014,2.210117561056, -4.682006534082, 3.855770086891,2.896554011854, -6.236312386687, 4.735651038017,3.916505715382, -8.505488022524, 5.997790945975,5.526855868703, -12.026617159136, 7.922628470498,8.298197116322, -17.983705080358, 11.123941286820,13.741706072449, -29.488929624542, 17.203344479111,27.202707817485, -57.466598393615, 31.741016484669,83.158101335898, -171.803399517566, 90.149831709374
};
这些代码有什么用
囧：
用于做sine计算查表对比使用。
asin_report.c中的数据是
float asin_expected[BUFFER_SIZE]={
1.570796, 1.393789, 1.320141, 1.263401, 1.215375,1.172892, 1.134327, 1.098718, 1.065436, 1.034046,1.004232, 0.9757544, 0.9484279, 0.9221048, 0.8966658,0.8720123, 0.8480621, 0.8247454, 0.8020028, 0.7797828,0.7580408, 0.7367374, 0.7158381, 0.6953120, 0.6751316,0.6552721, 0.6357113, 0.6164289, 0.5974064, 0.5786270,0.5600753, 0.5417370, 0.5235988, 0.5056486, 0.4878751,0.4702678, 0.4528166, 0.4355124, 0.4183464, 0.4013104,0.3843968, 0.3675981, 0.3509074, 0.3343180, 0.3178237,0.3014185, 0.2850964, 0.2688521, 0.2526802, 0.2365756,0.2205333, 0.2045484, 0.1886164, 0.1727327, 0.1568929,0.1410927, 0.1253278, 0.1095943, 0.09388787, 0.07820469,0.06254076, 0.04689218, 0.03125509, 0.01562564
};
asin_shared_data.c
float CLAasinTable[]={
0.0, 1.0, 0.0,0.000000636202, 0.999877862610, 0.007815361896,0.000005099694, 0.999510644409, 0.015647916155,0.000017268312, 0.998895919094, 0.023514960332,0.000041121765, 0.998029615282, 0.031434003631,0.000080794520, 0.996905974725, 0.039422875916,0.000140631089, 0.995517492804, 0.047499840611,0.000225244584, 0.993854840311, 0.055683712914,0.000339579512, 0.991906765146, 0.063993984848,0.000488979852, 0.989659972212, 0.072450958820,0.000679263611, 0.987098979366, 0.081075891529,0.000916805182, 0.984205946802, 0.089891150305,0.001208627040, 0.980960476685, 0.098920384204,0.001562502549, 0.977339379243, 0.108188712551,0.001987071928, 0.973316400729, 0.117722933997,0.002491973784, 0.968861907789, 0.127551759665,0.003087995053, 0.963942521723, 0.137706074532,0.003787242692, 0.958520694794, 0.148219231941,0.004603341138, 0.952554219267, 0.159127386977,0.005551660294, 0.945995657913, 0.170469875522,0.006649579796, 0.938791682505, 0.182289647088,0.007916796475, 0.930882303984, 0.194633761132,0.009375683410, 0.922199974574, 0.207553958472,0.011051710808, 0.912668537890, 0.221107321885,0.012973941175, 0.902201997769, 0.235357042896,0.015175614174, 0.890703070035, 0.250373315541,0.017694840102, 0.878061473098, 0.266234382514,0.020575425537, 0.864151902887, 0.283027765009,0.023867860513, 0.848831624374, 0.300851714968,0.027630504055, 0.831937595031, 0.319816937941,0.031931014547, 0.813283013821, 0.340048646894,0.036848083955, 0.792653161200, 0.361689022958,0.042473551274, 0.769800358920, 0.384900179460,0.048914992206, 0.744437830278, 0.409867752228,0.056298910750, 0.716232177740, 0.436805274317,0.064774696786, 0.684794109766, 0.465959540059,0.074519565699, 0.649666934178, 0.497617226179,0.085744766889, 0.610312179660, 0.532113122767,0.098703445606, 0.566091493186, 0.569840443472,0.113700678529, 0.516243664372, 0.611263845480,0.131106395009, 0.459855210927, 0.656936015611,0.151372169232, 0.395822366759, 0.707518998893,0.175053263659, 0.322801460177, 0.763811905770,0.202837883870, 0.239143420888, 0.826787304376,0.235586468765, 0.142806299514, 0.897639596948,0.274385149825, 0.031236880585, 0.977850174820,0.320619535938, -0.098791845166, 1.069276441800,0.376078169620, -0.251407364538, 1.174275392129,0.443100143614, -0.431959397725, 1.295878193174,0.524789871827, -0.647485610469, 1.438041695773,0.625336471263, -0.907400624736, 1.606018804842,0.750500589935, -1.224540947101, 1.806917563896,0.908377657341, -1.616794995066, 2.050569262035,1.110633894185, -2.109729648039, 2.350920816737,1.374584721437, -2.740985157716, 2.728353889708,1.726848242753, -3.567962877198, 3.213722960014,2.210117561056, -4.682006534082, 3.855770086891,2.896554011854, -6.236312386687, 4.735651038017,3.916505715382, -8.505488022524, 5.997790945975,5.526855868703, -12.026617159136, 7.922628470498,8.298197116322, -17.983705080358, 11.123941286820,13.741706072449, -29.488929624542, 17.203344479111,27.202707817485, -57.466598393615, 31.741016484669,83.158101335898, -171.803399517566, 90.149831709374
};
这些代码有什么用
jiangjun Lee：
回复 囧:
计算asin的值，CLA是用查表的方法算出来的么
asin_report.c中的数据是
float asin_expected[BUFFER_SIZE]={
1.570796, 1.393789, 1.320141, 1.263401, 1.215375,1.172892, 1.134327, 1.098718, 1.065436, 1.034046,1.004232, 0.9757544, 0.9484279, 0.9221048, 0.8966658,0.8720123, 0.8480621, 0.8247454, 0.8020028, 0.7797828,0.7580408, 0.7367374, 0.7158381, 0.6953120, 0.6751316,0.6552721, 0.6357113, 0.6164289, 0.5974064, 0.5786270,0.5600753, 0.5417370, 0.5235988, 0.5056486, 0.4878751,0.4702678, 0.4528166, 0.4355124, 0.4183464, 0.4013104,0.3843968, 0.3675981, 0.3509074, 0.3343180, 0.3178237,0.3014185, 0.2850964, 0.2688521, 0.2526802, 0.2365756,0.2205333, 0.2045484, 0.1886164, 0.1727327, 0.1568929,0.1410927, 0.1253278, 0.1095943, 0.09388787, 0.07820469,0.06254076, 0.04689218, 0.03125509, 0.01562564
};
asin_shared_data.c
float CLAasinTable[]={
0.0, 1.0, 0.0,0.000000636202, 0.999877862610, 0.007815361896,0.000005099694, 0.999510644409, 0.015647916155,0.000017268312, 0.998895919094, 0.023514960332,0.000041121765, 0.998029615282, 0.031434003631,0.000080794520, 0.996905974725, 0.039422875916,0.000140631089, 0.995517492804, 0.047499840611,0.000225244584, 0.993854840311, 0.055683712914,0.000339579512, 0.991906765146, 0.063993984848,0.000488979852, 0.989659972212, 0.072450958820,0.000679263611, 0.987098979366, 0.081075891529,0.000916805182, 0.984205946802, 0.089891150305,0.001208627040, 0.980960476685, 0.098920384204,0.001562502549, 0.977339379243, 0.108188712551,0.001987071928, 0.973316400729, 0.117722933997,0.002491973784, 0.968861907789, 0.127551759665,0.003087995053, 0.963942521723, 0.137706074532,0.003787242692, 0.958520694794, 0.148219231941,0.004603341138, 0.952554219267, 0.159127386977,0.005551660294, 0.945995657913, 0.170469875522,0.006649579796, 0.938791682505, 0.182289647088,0.007916796475, 0.930882303984, 0.194633761132,0.009375683410, 0.922199974574, 0.207553958472,0.011051710808, 0.912668537890, 0.221107321885,0.012973941175, 0.902201997769, 0.235357042896,0.015175614174, 0.890703070035, 0.250373315541,0.017694840102, 0.878061473098, 0.266234382514,0.020575425537, 0.864151902887, 0.283027765009,0.023867860513, 0.848831624374, 0.300851714968,0.027630504055, 0.831937595031, 0.319816937941,0.031931014547, 0.813283013821, 0.340048646894,0.036848083955, 0.792653161200, 0.361689022958,0.042473551274, 0.769800358920, 0.384900179460,0.048914992206, 0.744437830278, 0.409867752228,0.056298910750, 0.716232177740, 0.436805274317,0.064774696786, 0.684794109766, 0.465959540059,0.074519565699, 0.649666934178, 0.497617226179,0.085744766889, 0.610312179660, 0.532113122767,0.098703445606, 0.566091493186, 0.569840443472,0.113700678529, 0.516243664372, 0.611263845480,0.131106395009, 0.459855210927, 0.656936015611,0.151372169232, 0.395822366759, 0.707518998893,0.175053263659, 0.322801460177, 0.763811905770,0.202837883870, 0.239143420888, 0.826787304376,0.235586468765, 0.142806299514, 0.897639596948,0.274385149825, 0.031236880585, 0.977850174820,0.320619535938, -0.098791845166, 1.069276441800,0.376078169620, -0.251407364538, 1.174275392129,0.443100143614, -0.431959397725, 1.295878193174,0.524789871827, -0.647485610469, 1.438041695773,0.625336471263, -0.907400624736, 1.606018804842,0.750500589935, -1.224540947101, 1.806917563896,0.908377657341, -1.616794995066, 2.050569262035,1.110633894185, -2.109729648039, 2.350920816737,1.374584721437, -2.740985157716, 2.728353889708,1.726848242753, -3.567962877198, 3.213722960014,2.210117561056, -4.682006534082, 3.855770086891,2.896554011854, -6.236312386687, 4.735651038017,3.916505715382, -8.505488022524, 5.997790945975,5.526855868703, -12.026617159136, 7.922628470498,8.298197116322, -17.983705080358, 11.123941286820,13.741706072449, -29.488929624542, 17.203344479111,27.202707817485, -57.466598393615, 31.741016484669,83.158101335898, -171.803399517566, 90.149831709374
};
这些代码有什么用
jiangjun Lee：
回复 囧:
我要怎么样可以直观的看出计算出的 asin(X)值是正确的。需要添加什么代码，能给个较为简单且详细的步骤么
asin_report.c中的数据是
float asin_expected[BUFFER_SIZE]={
1.570796, 1.393789, 1.320141, 1.263401, 1.215375,1.172892, 1.134327, 1.098718, 1.065436, 1.034046,1.004232, 0.9757544, 0.9484279, 0.9221048, 0.8966658,0.8720123, 0.8480621, 0.8247454, 0.8020028, 0.7797828,0.7580408, 0.7367374, 0.7158381, 0.6953120, 0.6751316,0.6552721, 0.6357113, 0.6164289, 0.5974064, 0.5786270,0.5600753, 0.5417370, 0.5235988, 0.5056486, 0.4878751,0.4702678, 0.4528166, 0.4355124, 0.4183464, 0.4013104,0.3843968, 0.3675981, 0.3509074, 0.3343180, 0.3178237,0.3014185, 0.2850964, 0.2688521, 0.2526802, 0.2365756,0.2205333, 0.2045484, 0.1886164, 0.1727327, 0.1568929,0.1410927, 0.1253278, 0.1095943, 0.09388787, 0.07820469,0.06254076, 0.04689218, 0.03125509, 0.01562564
};
asin_shared_data.c
float CLAasinTable[]={
0.0, 1.0, 0.0,0.000000636202, 0.999877862610, 0.007815361896,0.000005099694, 0.999510644409, 0.015647916155,0.000017268312, 0.998895919094, 0.023514960332,0.000041121765, 0.998029615282, 0.031434003631,0.000080794520, 0.996905974725, 0.039422875916,0.000140631089, 0.995517492804, 0.047499840611,0.000225244584, 0.993854840311, 0.055683712914,0.000339579512, 0.991906765146, 0.063993984848,0.000488979852, 0.989659972212, 0.072450958820,0.000679263611, 0.987098979366, 0.081075891529,0.000916805182, 0.984205946802, 0.089891150305,0.001208627040, 0.980960476685, 0.098920384204,0.001562502549, 0.977339379243, 0.108188712551,0.001987071928, 0.973316400729, 0.117722933997,0.002491973784, 0.968861907789, 0.127551759665,0.003087995053, 0.963942521723, 0.137706074532,0.003787242692, 0.958520694794, 0.148219231941,0.004603341138, 0.952554219267, 0.159127386977,0.005551660294, 0.945995657913, 0.170469875522,0.006649579796, 0.938791682505, 0.182289647088,0.007916796475, 0.930882303984, 0.194633761132,0.009375683410, 0.922199974574, 0.207553958472,0.011051710808, 0.912668537890, 0.221107321885,0.012973941175, 0.902201997769, 0.235357042896,0.015175614174, 0.890703070035, 0.250373315541,0.017694840102, 0.878061473098, 0.266234382514,0.020575425537, 0.864151902887, 0.283027765009,0.023867860513, 0.848831624374, 0.300851714968,0.027630504055, 0.831937595031, 0.319816937941,0.031931014547, 0.813283013821, 0.340048646894,0.036848083955, 0.792653161200, 0.361689022958,0.042473551274, 0.769800358920, 0.384900179460,0.048914992206, 0.744437830278, 0.409867752228,0.056298910750, 0.716232177740, 0.436805274317,0.064774696786, 0.684794109766, 0.465959540059,0.074519565699, 0.649666934178, 0.497617226179,0.085744766889, 0.610312179660, 0.532113122767,0.098703445606, 0.566091493186, 0.569840443472,0.113700678529, 0.516243664372, 0.611263845480,0.131106395009, 0.459855210927, 0.656936015611,0.151372169232, 0.395822366759, 0.707518998893,0.175053263659, 0.322801460177, 0.763811905770,0.202837883870, 0.239143420888, 0.826787304376,0.235586468765, 0.142806299514, 0.897639596948,0.274385149825, 0.031236880585, 0.977850174820,0.320619535938, -0.098791845166, 1.069276441800,0.376078169620, -0.251407364538, 1.174275392129,0.443100143614, -0.431959397725, 1.295878193174,0.524789871827, -0.647485610469, 1.438041695773,0.625336471263, -0.907400624736, 1.606018804842,0.750500589935, -1.224540947101, 1.806917563896,0.908377657341, -1.616794995066, 2.050569262035,1.110633894185, -2.109729648039, 2.350920816737,1.374584721437, -2.740985157716, 2.728353889708,1.726848242753, -3.567962877198, 3.213722960014,2.210117561056, -4.682006534082, 3.855770086891,2.896554011854, -6.236312386687, 4.735651038017,3.916505715382, -8.505488022524, 5.997790945975,5.526855868703, -12.026617159136, 7.922628470498,8.298197116322, -17.983705080358, 11.123941286820,13.741706072449, -29.488929624542, 17.203344479111,27.202707817485, -57.466598393615, 31.741016484669,83.158101335898, -171.803399517566, 90.149831709374
};
这些代码有什么用
yiqun zheng：
回复 囧:
您好:
这个是根据我们的值取查找我们实际的角度吗？那么我已经知道角度怎么去求幅值呢？
