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zenilib
0.5.3.0
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Go to the source code of this file.
Functions | |
| EXTRACT_WORDS (hx, lx, x) | |
| if (hx< 0x00100000) | |
| if (i > 0) | |
| else return dk * | ln2_hi ((s *(f-R)-dk *ln2_lo)-f) |
| SET_HIGH_WORD (x, hx|(i^0x3ff00000)) | |
Variables | |
| dk = (double) k | |
| else | |
| f = x - 1.0 | |
| int32_t | hx |
| int32_t | i = (hx + 0x95f64) & 0x100000 |
| int32_t | j = 0x6b851 - hx |
| int32_t | k |
| static double | Lg1 = 6.666666666666735130e-01 |
| static double | Lg2 = 3.999999999940941908e-01 |
| static double | Lg3 = 2.857142874366239149e-01 |
| static double | Lg4 = 2.222219843214978396e-01 |
| static double | Lg5 = 1.818357216161805012e-01 |
| static double | Lg6 = 1.531383769920937332e-01 |
| static double | Lg7 = 1.479819860511658591e-01 |
| static double | ln2_hi = 6.93147180369123816490e-01 |
| static double | ln2_lo = 1.90821492927058770002e-10 |
| u_int32_t | lx |
| R = t2 + t1 | |
| s = f / (2.0 + f) | |
| t1 = w * (Lg2 + w * (Lg4 + w * Lg6)) | |
| t2 = z * (Lg1 + w * (Lg3 + w * (Lg5 + w * Lg7))) | |
| static double | two54 = 1.80143985094819840000e+16 |
| w = z * z | |
| double attribute_hidden double | x |
| z = s * s | |
| static double | zero = 0.0 |
| if | ( | ) |
Definition at line 110 of file e_log.c.
References GET_HIGH_WORD, two54, and zero.
| else |
| int32_t hx |
Definition at line 102 of file e_log.c.
Referenced by __ieee754_atan2(), __ieee754_pow(), atan(), copysign(), floor1_encode(), floor1_fit(), floor1_inverse2(), floor1_look(), and scalbn().
| recompute j = 0x6b851 - hx |
Definition at line 102 of file e_log.c.
Referenced by _01class(), _01forward(), _01inverse(), _2class(), __ieee754_pow(), _bdf_list_join(), _best(), _book_unquantize(), _make_words(), _ov_splice(), _preextrapolate_helper(), _ve_amp(), _ve_envelope_init(), _ve_envelope_search(), _vp_couple_quantize_normalize(), _vp_psy_clear(), _vp_psy_init(), af_sort_pos(), af_sort_widths(), alDeleteSources(), analysis(), AverageHrirMagnitude(), build_device_list(), build_tree_from_lengths(), CalcSourceParams(), CalculateDiffuseFieldAverage(), CalculateHrtds(), cell_spacing(), cff_charset_compute_cids(), cff_charset_load(), cff_encoding_load(), cheby(), CompareStruct(), sh::OutputHLSL::declareUniform(), decode_established_timings(), DecodeIMA4Block(), DiffuseFieldEqualize(), dradbg(), dradfg(), drfti1(), EncodeIMA4Block(), face_array_write(), flag_lossless(), floor(), floor0_inverse1(), floor0_map_lazy_init(), floor0_unpack(), floor1_encode(), floor1_fit(), floor1_inverse1(), floor1_inverse2(), floor1_look(), floor1_pack(), floor1_unpack(), fnt_face_get_dll_font(), TIntermConstantUnion::fold(), FreeALConfig(), FT_Bitmap_Convert(), FT_CMap_Done(), FT_Raccess_Get_DataOffsets(), Zeni::Text_Box::get_cursor_pos(), get_setup_template(), getAVAudioStream(), GetConfigValue(), gxv_kern_subtable_fmt3_validate(), gxv_odtect_validate(), gxv_set_length_by_ulong_offset(), gxv_set_length_by_ushort_offset(), gxv_trak_trackTable_validate(), huft_build(), Zeni::Image::Image(), inflate_blocks(), inflate_codes(), InitContext(), lib3ds_matrix_add(), lib3ds_matrix_identity(), lib3ds_matrix_inv(), lib3ds_matrix_mult(), lib3ds_matrix_neg(), lib3ds_matrix_scalar(), lib3ds_matrix_sub(), lib3ds_matrix_transpose(), lib3ds_matrix_zero(), lib3ds_mesh_calculate_vertex_normals(), lib3ds_mesh_read(), lib3ds_mesh_write(), LoadAsciiSource(), LoadHrtf00(), LoadHrtf01(), local_book_besterror(), main(), mapping0_forward(), mapping0_inverse(), mdct_butterflies(), mdct_init(), MixSource(), mm_axis_unmap(), noise_normalize(), NormalizeHrirs(), Zeni::Text_Box::on_accept(), Zeni::Matrix4f::operator*(), otv_MathKernInfo_validate(), ov_read_filter(), pcf_get_encodings(), pcf_read_TOC(), png_build_16bit_table(), png_do_read_interlace(), png_do_shift(), png_read_image(), png_set_quantize(), png_write_find_filter(), png_write_info(), pqdownheap(), ProbeCaptureDevices(), ProbePlaybackDevices(), process_one(), ReconstructHrirs(), ReleaseALSources(), Render_Single_Pass(), Zeni::Font_FT::render_text(), res0_free_look(), res0_look(), res0_pack(), res0_unpack(), res2_forward(), ResampleHrirs(), Zeni::Image::resize(), SDL_PrivateLoadButtonMapping(), SDL_SaveAllDollarTemplates(), SDL_SaveDollarTemplate(), SDL_VideoQuit(), SDLNet_UDP_RecvV(), SDLNet_UDP_SendV(), SDLTest_CommonInit(), SDLTest_CompareSurfaces(), SDLTest_Crc32Init(), Zeni::Text_Box::seek(), Zeni::Text_Box::seek_cursor(), SetSourceState(), setup_tone_curves(), Zeni::Collision::Parallelepiped::shortest_distance(), StoreMhr(), StoreTable(), switch(), SynthesizeHrirs(), test_atan2(), test_rotate(), Zeni::Matrix4f::transpose(), Zeni::Matrix4f::transposed(), tt_check_trickyness_sfnt_ids(), tt_face_load_gasp(), Zeni::Vertex_Buffer_Renderer_DX9::Vertex_Buffer_Renderer_DX9(), Zeni::Vertex_Buffer_Renderer_GL_Fixed::Vertex_Buffer_Renderer_GL_Fixed(), Zeni::Vertex_Buffer_Renderer_GL_Shader::Vertex_Buffer_Renderer_GL_Shader(), vorbis_book_decodev_add(), vorbis_book_decodev_set(), vorbis_book_decodevs_add(), vorbis_book_decodevv_add(), vorbis_book_init_decode(), vorbis_encode_map_n_res_setup(), vorbis_encode_noisebias_setup(), vorbis_encode_residue_setup(), vorbis_lpc_from_data(), vorbis_lpc_predict(), vorbis_lsp_to_curve(), vorbis_staticbook_pack(), vorbis_staticbook_unpack(), vorbis_synthesis_blockin(), vorbis_synthesis_lapout(), vqgen_cellmetric(), vqgen_iterate(), vqgen_quantize(), vqgen_unquantize(), write_codebook(), and zmemcmp().
| k |
Definition at line 102 of file e_log.c.
Referenced by _01class(), _01forward(), _01inverse(), _2class(), __ieee754_atan2(), __ieee754_pow(), _book_unquantize(), _vp_couple_quantize_normalize(), af_loader_load_g(), alsa_reset_playback(), BesselI_0(), cell_spacing(), cff_encoding_load(), DecodeIMA4Block(), dradb2(), dradb3(), dradb4(), dradbg(), dradf2(), dradf4(), dradfg(), EchoProcess(), EncodeIMA4Block(), FftArrange(), FftSummation(), floor0_inverse1(), floor1_encode(), floor1_inverse1(), floor1_pack(), floor1_unpack(), fnt_face_get_dll_font(), huft_build(), if(), inflate_blocks(), inflate_codes(), inflate_trees_fixed(), lib3ds_io_read_string(), lib3ds_matrix_inv(), lib3ds_matrix_mult(), lib3ds_matrix_scalar(), lib3ds_quat_scalar(), lib3ds_vector_scalar_mul(), main(), mapping0_forward(), Newton_Raphson(), noise_normalize(), Zeni::Text_Box::on_accept(), png_set_quantize(), pqdownheap(), process_postprocess(), Zeni::Projector3D::project(), Render_Single_Pass(), res0_free_look(), res0_look(), res2_forward(), res2_inverse(), scalbn(), SetSourceState(), setup_tone_curves(), translate_array(), tt_check_trickyness_sfnt_ids(), tt_face_get_metrics(), TT_Process_Composite_Component(), vorbis_encode_floor_setup(), vorbis_encode_residue_setup(), vqgen_addpoint(), vqgen_cellmetric(), vqgen_iterate(), vqgen_quantize(), vqgen_unquantize(), write_codebook(), and ZEXPORT().
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| u_int32_t lx |
Definition at line 105 of file e_log.c.
Referenced by __ieee754_atan2(), __ieee754_pow(), compress_block(), floor1_encode(), floor1_fit(), floor1_inverse2(), floor1_look(), and scalbn().
Definition at line 153 of file e_log.c.
Referenced by bark_noise_hybridmp(), if(), lib3ds_matrix_rotate_quat(), Map1toN(), SDL_Blit_ABGR8888_ARGB8888_Modulate(), SDL_Blit_ABGR8888_ARGB8888_Modulate_Scale(), SDL_Blit_ABGR8888_ARGB8888_Scale(), SDL_Blit_ABGR8888_BGR888_Modulate(), SDL_Blit_ABGR8888_BGR888_Modulate_Scale(), SDL_Blit_ABGR8888_BGR888_Scale(), SDL_Blit_ABGR8888_RGB888_Modulate(), SDL_Blit_ABGR8888_RGB888_Modulate_Scale(), SDL_Blit_ABGR8888_RGB888_Scale(), SDL_Blit_ARGB8888_ARGB8888_Modulate(), SDL_Blit_ARGB8888_ARGB8888_Modulate_Scale(), SDL_Blit_ARGB8888_BGR888_Modulate(), SDL_Blit_ARGB8888_BGR888_Modulate_Scale(), SDL_Blit_ARGB8888_BGR888_Scale(), SDL_Blit_ARGB8888_RGB888_Modulate(), SDL_Blit_ARGB8888_RGB888_Modulate_Scale(), SDL_Blit_ARGB8888_RGB888_Scale(), SDL_Blit_BGR888_ARGB8888_Modulate(), SDL_Blit_BGR888_ARGB8888_Modulate_Scale(), SDL_Blit_BGR888_ARGB8888_Scale(), SDL_Blit_BGR888_BGR888_Modulate(), SDL_Blit_BGR888_BGR888_Modulate_Scale(), SDL_Blit_BGR888_RGB888_Modulate(), SDL_Blit_BGR888_RGB888_Modulate_Scale(), SDL_Blit_BGR888_RGB888_Scale(), SDL_Blit_BGRA8888_ARGB8888_Modulate(), SDL_Blit_BGRA8888_ARGB8888_Modulate_Scale(), SDL_Blit_BGRA8888_ARGB8888_Scale(), SDL_Blit_BGRA8888_BGR888_Modulate(), SDL_Blit_BGRA8888_BGR888_Modulate_Scale(), SDL_Blit_BGRA8888_BGR888_Scale(), SDL_Blit_BGRA8888_RGB888_Modulate(), SDL_Blit_BGRA8888_RGB888_Modulate_Scale(), SDL_Blit_BGRA8888_RGB888_Scale(), SDL_Blit_RGB888_ARGB8888_Modulate(), SDL_Blit_RGB888_ARGB8888_Modulate_Scale(), SDL_Blit_RGB888_ARGB8888_Scale(), SDL_Blit_RGB888_BGR888_Modulate(), SDL_Blit_RGB888_BGR888_Modulate_Scale(), SDL_Blit_RGB888_BGR888_Scale(), SDL_Blit_RGB888_RGB888_Modulate(), SDL_Blit_RGB888_RGB888_Modulate_Scale(), SDL_Blit_RGBA8888_ARGB8888_Modulate(), SDL_Blit_RGBA8888_ARGB8888_Modulate_Scale(), SDL_Blit_RGBA8888_ARGB8888_Scale(), SDL_Blit_RGBA8888_BGR888_Modulate(), SDL_Blit_RGBA8888_BGR888_Modulate_Scale(), SDL_Blit_RGBA8888_BGR888_Scale(), SDL_Blit_RGBA8888_RGB888_Modulate(), SDL_Blit_RGBA8888_RGB888_Modulate_Scale(), SDL_Blit_RGBA8888_RGB888_Scale(), SDLTest_CompareSurfaces(), and Zeni::Collision::Parallelepiped::shortest_distance().
Definition at line 151 of file e_log.c.
Referenced by __ieee754_pow(), _transformSurfaceRGBA(), BBox_Cubic_Check(), dradb2(), dradb3(), dradb4(), dradbg(), dradf2(), dradf4(), dradfg(), and Zeni::Quaternion::operator*().
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1.8.5 
