mirror of
https://github.com/jhbruhn/eurorack.git
synced 2025-03-15 02:55:49 +00:00
Further optimize the codes performance by utilizing luts for the sin/cos
This commit is contained in:
parent
a5551b44c6
commit
0a3309949a
4 changed files with 296 additions and 11 deletions
|
|
@ -161,10 +161,272 @@ const prog_uint16_t lut_res_linear_to_exp[] PROGMEM = {
|
|||
1008, 1009, 1010, 1011, 1012, 1013, 1014, 1015,
|
||||
1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023,
|
||||
};
|
||||
const prog_uint16_t lut_res_left_sin_pan[] PROGMEM = {
|
||||
0, 2, 3, 5, 6, 8, 9, 11,
|
||||
13, 14, 16, 17, 19, 20, 22, 24,
|
||||
25, 27, 28, 30, 31, 33, 35, 36,
|
||||
38, 39, 41, 42, 44, 46, 47, 49,
|
||||
50, 52, 53, 55, 57, 58, 60, 61,
|
||||
63, 64, 66, 67, 69, 71, 72, 74,
|
||||
75, 77, 78, 80, 82, 83, 85, 86,
|
||||
88, 89, 91, 93, 94, 96, 97, 99,
|
||||
100, 102, 103, 105, 107, 108, 110, 111,
|
||||
113, 114, 116, 118, 119, 121, 122, 124,
|
||||
125, 127, 128, 130, 132, 133, 135, 136,
|
||||
138, 139, 141, 142, 144, 146, 147, 149,
|
||||
150, 152, 153, 155, 156, 158, 160, 161,
|
||||
163, 164, 166, 167, 169, 170, 172, 174,
|
||||
175, 177, 178, 180, 181, 183, 184, 186,
|
||||
187, 189, 191, 192, 194, 195, 197, 198,
|
||||
200, 201, 203, 204, 206, 207, 209, 211,
|
||||
212, 214, 215, 217, 218, 220, 221, 223,
|
||||
224, 226, 227, 229, 230, 232, 234, 235,
|
||||
237, 238, 240, 241, 243, 244, 246, 247,
|
||||
249, 250, 252, 253, 255, 256, 258, 259,
|
||||
261, 263, 264, 266, 267, 269, 270, 272,
|
||||
273, 275, 276, 278, 279, 281, 282, 284,
|
||||
285, 287, 288, 290, 291, 293, 294, 296,
|
||||
297, 299, 300, 302, 303, 305, 306, 308,
|
||||
309, 311, 312, 314, 315, 317, 318, 320,
|
||||
321, 323, 324, 326, 327, 329, 330, 332,
|
||||
333, 335, 336, 338, 339, 341, 342, 343,
|
||||
345, 346, 348, 349, 351, 352, 354, 355,
|
||||
357, 358, 360, 361, 363, 364, 366, 367,
|
||||
369, 370, 371, 373, 374, 376, 377, 379,
|
||||
380, 382, 383, 385, 386, 388, 389, 390,
|
||||
392, 393, 395, 396, 398, 399, 401, 402,
|
||||
403, 405, 406, 408, 409, 411, 412, 414,
|
||||
415, 416, 418, 419, 421, 422, 424, 425,
|
||||
426, 428, 429, 431, 432, 434, 435, 436,
|
||||
438, 439, 441, 442, 443, 445, 446, 448,
|
||||
449, 451, 452, 453, 455, 456, 458, 459,
|
||||
460, 462, 463, 465, 466, 467, 469, 470,
|
||||
472, 473, 474, 476, 477, 479, 480, 481,
|
||||
483, 484, 485, 487, 488, 490, 491, 492,
|
||||
494, 495, 497, 498, 499, 501, 502, 503,
|
||||
505, 506, 507, 509, 510, 512, 513, 514,
|
||||
516, 517, 518, 520, 521, 522, 524, 525,
|
||||
526, 528, 529, 530, 532, 533, 535, 536,
|
||||
537, 539, 540, 541, 543, 544, 545, 547,
|
||||
548, 549, 550, 552, 553, 554, 556, 557,
|
||||
558, 560, 561, 562, 564, 565, 566, 568,
|
||||
569, 570, 572, 573, 574, 575, 577, 578,
|
||||
579, 581, 582, 583, 584, 586, 587, 588,
|
||||
590, 591, 592, 593, 595, 596, 597, 599,
|
||||
600, 601, 602, 604, 605, 606, 607, 609,
|
||||
610, 611, 613, 614, 615, 616, 618, 619,
|
||||
620, 621, 623, 624, 625, 626, 628, 629,
|
||||
630, 631, 632, 634, 635, 636, 637, 639,
|
||||
640, 641, 642, 644, 645, 646, 647, 648,
|
||||
650, 651, 652, 653, 654, 656, 657, 658,
|
||||
659, 660, 662, 663, 664, 665, 666, 668,
|
||||
669, 670, 671, 672, 674, 675, 676, 677,
|
||||
678, 679, 681, 682, 683, 684, 685, 687,
|
||||
688, 689, 690, 691, 692, 693, 695, 696,
|
||||
697, 698, 699, 700, 702, 703, 704, 705,
|
||||
706, 707, 708, 709, 711, 712, 713, 714,
|
||||
715, 716, 717, 719, 720, 721, 722, 723,
|
||||
724, 725, 726, 727, 729, 730, 731, 732,
|
||||
733, 734, 735, 736, 737, 738, 739, 741,
|
||||
742, 743, 744, 745, 746, 747, 748, 749,
|
||||
750, 751, 752, 753, 755, 756, 757, 758,
|
||||
759, 760, 761, 762, 763, 764, 765, 766,
|
||||
767, 768, 769, 770, 771, 772, 773, 774,
|
||||
775, 776, 777, 778, 779, 780, 782, 783,
|
||||
784, 785, 786, 787, 788, 789, 790, 791,
|
||||
792, 793, 794, 795, 796, 797, 798, 798,
|
||||
799, 800, 801, 802, 803, 804, 805, 806,
|
||||
807, 808, 809, 810, 811, 812, 813, 814,
|
||||
815, 816, 817, 818, 819, 820, 821, 822,
|
||||
822, 823, 824, 825, 826, 827, 828, 829,
|
||||
830, 831, 832, 833, 834, 834, 835, 836,
|
||||
837, 838, 839, 840, 841, 842, 843, 843,
|
||||
844, 845, 846, 847, 848, 849, 850, 851,
|
||||
851, 852, 853, 854, 855, 856, 857, 857,
|
||||
858, 859, 860, 861, 862, 863, 863, 864,
|
||||
865, 866, 867, 868, 868, 869, 870, 871,
|
||||
872, 873, 873, 874, 875, 876, 877, 878,
|
||||
878, 879, 880, 881, 882, 882, 883, 884,
|
||||
885, 885, 886, 887, 888, 889, 889, 890,
|
||||
891, 892, 893, 893, 894, 895, 896, 896,
|
||||
897, 898, 899, 899, 900, 901, 902, 902,
|
||||
903, 904, 905, 905, 906, 907, 907, 908,
|
||||
909, 910, 910, 911, 912, 913, 913, 914,
|
||||
915, 915, 916, 917, 917, 918, 919, 920,
|
||||
920, 921, 922, 922, 923, 924, 924, 925,
|
||||
926, 926, 927, 928, 928, 929, 930, 930,
|
||||
931, 932, 932, 933, 934, 934, 935, 936,
|
||||
936, 937, 937, 938, 939, 939, 940, 941,
|
||||
941, 942, 942, 943, 944, 944, 945, 945,
|
||||
946, 947, 947, 948, 948, 949, 950, 950,
|
||||
951, 951, 952, 953, 953, 954, 954, 955,
|
||||
955, 956, 957, 957, 958, 958, 959, 959,
|
||||
960, 960, 961, 961, 962, 963, 963, 964,
|
||||
964, 965, 965, 966, 966, 967, 967, 968,
|
||||
968, 969, 969, 970, 970, 971, 971, 972,
|
||||
972, 973, 973, 974, 974, 975, 975, 976,
|
||||
976, 977, 977, 978, 978, 979, 979, 979,
|
||||
980, 980, 981, 981, 982, 982, 983, 983,
|
||||
983, 984, 984, 985, 985, 986, 986, 986,
|
||||
987, 987, 988, 988, 989, 989, 989, 990,
|
||||
990, 991, 991, 991, 992, 992, 993, 993,
|
||||
993, 994, 994, 994, 995, 995, 996, 996,
|
||||
996, 997, 997, 997, 998, 998, 998, 999,
|
||||
999, 999, 1000, 1000, 1000, 1001, 1001, 1001,
|
||||
1002, 1002, 1002, 1003, 1003, 1003, 1004, 1004,
|
||||
1004, 1005, 1005, 1005, 1006, 1006, 1006, 1006,
|
||||
1007, 1007, 1007, 1008, 1008, 1008, 1008, 1009,
|
||||
1009, 1009, 1009, 1010, 1010, 1010, 1010, 1011,
|
||||
1011, 1011, 1011, 1012, 1012, 1012, 1012, 1013,
|
||||
1013, 1013, 1013, 1014, 1014, 1014, 1014, 1014,
|
||||
1015, 1015, 1015, 1015, 1016, 1016, 1016, 1016,
|
||||
1016, 1016, 1017, 1017, 1017, 1017, 1017, 1018,
|
||||
1018, 1018, 1018, 1018, 1018, 1019, 1019, 1019,
|
||||
1019, 1019, 1019, 1020, 1020, 1020, 1020, 1020,
|
||||
1020, 1020, 1020, 1021, 1021, 1021, 1021, 1021,
|
||||
1021, 1021, 1021, 1022, 1022, 1022, 1022, 1022,
|
||||
1022, 1022, 1022, 1022, 1022, 1023, 1023, 1023,
|
||||
1023, 1023, 1023, 1023, 1023, 1023, 1023, 1023,
|
||||
1023, 1023, 1023, 1023, 1024, 1024, 1024, 1024,
|
||||
1024, 1024, 1024, 1024, 1024, 1024, 1024, 1024,
|
||||
1024, 1024, 1024, 1024, 1024, 1024, 1024, 1024,
|
||||
};
|
||||
const prog_uint16_t lut_res_right_cos_pan[] PROGMEM = {
|
||||
1024, 1024, 1024, 1024, 1024, 1024, 1024, 1024,
|
||||
1024, 1024, 1024, 1024, 1024, 1024, 1024, 1024,
|
||||
1024, 1024, 1024, 1024, 1024, 1023, 1023, 1023,
|
||||
1023, 1023, 1023, 1023, 1023, 1023, 1023, 1023,
|
||||
1023, 1023, 1023, 1023, 1022, 1022, 1022, 1022,
|
||||
1022, 1022, 1022, 1022, 1022, 1022, 1021, 1021,
|
||||
1021, 1021, 1021, 1021, 1021, 1021, 1020, 1020,
|
||||
1020, 1020, 1020, 1020, 1020, 1020, 1019, 1019,
|
||||
1019, 1019, 1019, 1019, 1018, 1018, 1018, 1018,
|
||||
1018, 1018, 1017, 1017, 1017, 1017, 1017, 1016,
|
||||
1016, 1016, 1016, 1016, 1016, 1015, 1015, 1015,
|
||||
1015, 1014, 1014, 1014, 1014, 1014, 1013, 1013,
|
||||
1013, 1013, 1012, 1012, 1012, 1012, 1011, 1011,
|
||||
1011, 1011, 1010, 1010, 1010, 1010, 1009, 1009,
|
||||
1009, 1009, 1008, 1008, 1008, 1008, 1007, 1007,
|
||||
1007, 1006, 1006, 1006, 1006, 1005, 1005, 1005,
|
||||
1004, 1004, 1004, 1003, 1003, 1003, 1002, 1002,
|
||||
1002, 1001, 1001, 1001, 1000, 1000, 1000, 999,
|
||||
999, 999, 998, 998, 998, 997, 997, 997,
|
||||
996, 996, 996, 995, 995, 994, 994, 994,
|
||||
993, 993, 993, 992, 992, 991, 991, 991,
|
||||
990, 990, 989, 989, 989, 988, 988, 987,
|
||||
987, 986, 986, 986, 985, 985, 984, 984,
|
||||
983, 983, 983, 982, 982, 981, 981, 980,
|
||||
980, 979, 979, 979, 978, 978, 977, 977,
|
||||
976, 976, 975, 975, 974, 974, 973, 973,
|
||||
972, 972, 971, 971, 970, 970, 969, 969,
|
||||
968, 968, 967, 967, 966, 966, 965, 965,
|
||||
964, 964, 963, 963, 962, 961, 961, 960,
|
||||
960, 959, 959, 958, 958, 957, 957, 956,
|
||||
955, 955, 954, 954, 953, 953, 952, 951,
|
||||
951, 950, 950, 949, 948, 948, 947, 947,
|
||||
946, 945, 945, 944, 944, 943, 942, 942,
|
||||
941, 941, 940, 939, 939, 938, 937, 937,
|
||||
936, 936, 935, 934, 934, 933, 932, 932,
|
||||
931, 930, 930, 929, 928, 928, 927, 926,
|
||||
926, 925, 924, 924, 923, 922, 922, 921,
|
||||
920, 920, 919, 918, 917, 917, 916, 915,
|
||||
915, 914, 913, 913, 912, 911, 910, 910,
|
||||
909, 908, 907, 907, 906, 905, 905, 904,
|
||||
903, 902, 902, 901, 900, 899, 899, 898,
|
||||
897, 896, 896, 895, 894, 893, 893, 892,
|
||||
891, 890, 889, 889, 888, 887, 886, 885,
|
||||
885, 884, 883, 882, 882, 881, 880, 879,
|
||||
878, 878, 877, 876, 875, 874, 873, 873,
|
||||
872, 871, 870, 869, 868, 868, 867, 866,
|
||||
865, 864, 863, 863, 862, 861, 860, 859,
|
||||
858, 857, 857, 856, 855, 854, 853, 852,
|
||||
851, 851, 850, 849, 848, 847, 846, 845,
|
||||
844, 843, 843, 842, 841, 840, 839, 838,
|
||||
837, 836, 835, 834, 834, 833, 832, 831,
|
||||
830, 829, 828, 827, 826, 825, 824, 823,
|
||||
822, 822, 821, 820, 819, 818, 817, 816,
|
||||
815, 814, 813, 812, 811, 810, 809, 808,
|
||||
807, 806, 805, 804, 803, 802, 801, 800,
|
||||
799, 798, 798, 797, 796, 795, 794, 793,
|
||||
792, 791, 790, 789, 788, 787, 786, 785,
|
||||
784, 783, 782, 780, 779, 778, 777, 776,
|
||||
775, 774, 773, 772, 771, 770, 769, 768,
|
||||
767, 766, 765, 764, 763, 762, 761, 760,
|
||||
759, 758, 757, 756, 755, 753, 752, 751,
|
||||
750, 749, 748, 747, 746, 745, 744, 743,
|
||||
742, 741, 739, 738, 737, 736, 735, 734,
|
||||
733, 732, 731, 730, 729, 727, 726, 725,
|
||||
724, 723, 722, 721, 720, 719, 717, 716,
|
||||
715, 714, 713, 712, 711, 709, 708, 707,
|
||||
706, 705, 704, 703, 702, 700, 699, 698,
|
||||
697, 696, 695, 693, 692, 691, 690, 689,
|
||||
688, 687, 685, 684, 683, 682, 681, 679,
|
||||
678, 677, 676, 675, 674, 672, 671, 670,
|
||||
669, 668, 666, 665, 664, 663, 662, 660,
|
||||
659, 658, 657, 656, 654, 653, 652, 651,
|
||||
650, 648, 647, 646, 645, 644, 642, 641,
|
||||
640, 639, 637, 636, 635, 634, 632, 631,
|
||||
630, 629, 628, 626, 625, 624, 623, 621,
|
||||
620, 619, 618, 616, 615, 614, 613, 611,
|
||||
610, 609, 607, 606, 605, 604, 602, 601,
|
||||
600, 599, 597, 596, 595, 593, 592, 591,
|
||||
590, 588, 587, 586, 584, 583, 582, 581,
|
||||
579, 578, 577, 575, 574, 573, 572, 570,
|
||||
569, 568, 566, 565, 564, 562, 561, 560,
|
||||
558, 557, 556, 554, 553, 552, 550, 549,
|
||||
548, 547, 545, 544, 543, 541, 540, 539,
|
||||
537, 536, 535, 533, 532, 530, 529, 528,
|
||||
526, 525, 524, 522, 521, 520, 518, 517,
|
||||
516, 514, 513, 512, 510, 509, 507, 506,
|
||||
505, 503, 502, 501, 499, 498, 497, 495,
|
||||
494, 492, 491, 490, 488, 487, 485, 484,
|
||||
483, 481, 480, 479, 477, 476, 474, 473,
|
||||
472, 470, 469, 467, 466, 465, 463, 462,
|
||||
460, 459, 458, 456, 455, 453, 452, 451,
|
||||
449, 448, 446, 445, 443, 442, 441, 439,
|
||||
438, 436, 435, 434, 432, 431, 429, 428,
|
||||
426, 425, 424, 422, 421, 419, 418, 416,
|
||||
415, 414, 412, 411, 409, 408, 406, 405,
|
||||
403, 402, 401, 399, 398, 396, 395, 393,
|
||||
392, 390, 389, 388, 386, 385, 383, 382,
|
||||
380, 379, 377, 376, 374, 373, 371, 370,
|
||||
369, 367, 366, 364, 363, 361, 360, 358,
|
||||
357, 355, 354, 352, 351, 349, 348, 346,
|
||||
345, 343, 342, 341, 339, 338, 336, 335,
|
||||
333, 332, 330, 329, 327, 326, 324, 323,
|
||||
321, 320, 318, 317, 315, 314, 312, 311,
|
||||
309, 308, 306, 305, 303, 302, 300, 299,
|
||||
297, 296, 294, 293, 291, 290, 288, 287,
|
||||
285, 284, 282, 281, 279, 278, 276, 275,
|
||||
273, 272, 270, 269, 267, 266, 264, 263,
|
||||
261, 259, 258, 256, 255, 253, 252, 250,
|
||||
249, 247, 246, 244, 243, 241, 240, 238,
|
||||
237, 235, 234, 232, 230, 229, 227, 226,
|
||||
224, 223, 221, 220, 218, 217, 215, 214,
|
||||
212, 211, 209, 207, 206, 204, 203, 201,
|
||||
200, 198, 197, 195, 194, 192, 191, 189,
|
||||
187, 186, 184, 183, 181, 180, 178, 177,
|
||||
175, 174, 172, 170, 169, 167, 166, 164,
|
||||
163, 161, 160, 158, 156, 155, 153, 152,
|
||||
150, 149, 147, 146, 144, 142, 141, 139,
|
||||
138, 136, 135, 133, 132, 130, 128, 127,
|
||||
125, 124, 122, 121, 119, 118, 116, 114,
|
||||
113, 111, 110, 108, 107, 105, 103, 102,
|
||||
100, 99, 97, 96, 94, 93, 91, 89,
|
||||
88, 86, 85, 83, 82, 80, 78, 77,
|
||||
75, 74, 72, 71, 69, 67, 66, 64,
|
||||
63, 61, 60, 58, 57, 55, 53, 52,
|
||||
50, 49, 47, 46, 44, 42, 41, 39,
|
||||
38, 36, 35, 33, 31, 30, 28, 27,
|
||||
25, 24, 22, 20, 19, 17, 16, 14,
|
||||
13, 11, 9, 8, 6, 5, 3, 0,
|
||||
};
|
||||
|
||||
|
||||
const prog_uint16_t* const lookup_table_table[] = {
|
||||
lut_res_linear_to_exp,
|
||||
lut_res_left_sin_pan,
|
||||
lut_res_right_cos_pan,
|
||||
};
|
||||
|
||||
|
||||
|
|
|
|||
|
|
@ -40,9 +40,15 @@ extern const prog_uint16_t* const lookup_table_table[];
|
|||
extern const prog_uint32_t* const lookup_table_32_table[];
|
||||
|
||||
extern const prog_uint16_t lut_res_linear_to_exp[] PROGMEM;
|
||||
extern const prog_uint16_t lut_res_left_sin_pan[] PROGMEM;
|
||||
extern const prog_uint16_t lut_res_right_cos_pan[] PROGMEM;
|
||||
#define STR_RES_DUMMY 0 // dummy
|
||||
#define LUT_RES_LINEAR_TO_EXP 0
|
||||
#define LUT_RES_LINEAR_TO_EXP_SIZE 1024
|
||||
#define LUT_RES_LEFT_SIN_PAN 1
|
||||
#define LUT_RES_LEFT_SIN_PAN_SIZE 1024
|
||||
#define LUT_RES_RIGHT_COS_PAN 2
|
||||
#define LUT_RES_RIGHT_COS_PAN_SIZE 1024
|
||||
|
||||
} // namespace stereo_mix
|
||||
|
||||
|
|
|
|||
|
|
@ -14,3 +14,21 @@ for x in range(int(size)):
|
|||
values.append((x ** 2) / x)
|
||||
|
||||
lookup_tables.append(('linear_to_exp', values))
|
||||
|
||||
|
||||
# Left pan Lookup table
|
||||
|
||||
l_pan = numpy.arange(0, 1024)
|
||||
r_pan = numpy.arange(0, 1024)
|
||||
|
||||
l_pan = numpy.sin((l_pan / 1024.0) * (numpy.pi / 2.0))
|
||||
r_pan = numpy.cos((r_pan / 1024.0) * (numpy.pi / 2.0))
|
||||
|
||||
l_pan = numpy.round(l_pan * 1024)
|
||||
r_pan = numpy.round(r_pan * 1024)
|
||||
|
||||
r_pan[1023] = 0 # dirty fix
|
||||
|
||||
lookup_tables.append(('left_sin_pan', l_pan))
|
||||
lookup_tables.append(('right_cos_pan', r_pan))
|
||||
|
||||
|
|
|
|||
|
|
@ -29,7 +29,7 @@ typedef AdcInputScanner AnalogInputs;
|
|||
#define NUM_CHANNELS 4
|
||||
|
||||
uint16_t volume[NUM_CHANNELS];
|
||||
float pan[NUM_CHANNELS];
|
||||
uint16_t pan[NUM_CHANNELS];
|
||||
|
||||
int main(void)
|
||||
{
|
||||
|
|
@ -49,17 +49,16 @@ int main(void)
|
|||
volume[i] = pgm_read_word_near(lut_res_linear_to_exp + AnalogInputs::Read(i));
|
||||
if(volume[i] < 7) // some ADSRs dont seem to close completely, lets gate very low voltages...
|
||||
volume[i] = 0;
|
||||
int16_t panRead = AnalogInputs::Read(i + NUM_CHANNELS);
|
||||
pan[i] = (panRead / 1024.0) * M_PI_2; // convert 0 to 90° to radians
|
||||
pan[i] = AnalogInputs::Read(i + NUM_CHANNELS);
|
||||
}
|
||||
|
||||
Dac1::Write((uint16_t)((volume[0]) * sin(pan[0])) << 2, 0);
|
||||
Dac1::Write((uint16_t)((volume[0]) * cos(pan[0])) << 2, 1);
|
||||
Dac2::Write((uint16_t)((volume[1]) * sin(pan[1])) << 2, 0);
|
||||
Dac2::Write((uint16_t)((volume[1]) * cos(pan[1])) << 2, 1);
|
||||
Dac3::Write((uint16_t)((volume[2]) * sin(pan[2])) << 2, 0);
|
||||
Dac3::Write((uint16_t)((volume[2]) * cos(pan[2])) << 2, 1);
|
||||
Dac4::Write((uint16_t)((volume[3]) * sin(pan[3])) << 2, 0);
|
||||
Dac4::Write((uint16_t)((volume[3]) * cos(pan[3])) << 2, 1);
|
||||
Dac1::Write(((uint32_t)(volume[0]) * pgm_read_word(lut_res_left_sin_pan + pan[0])) >> 8, 0);
|
||||
Dac1::Write(((uint32_t)(volume[0]) * pgm_read_word(lut_res_right_cos_pan + pan[0])) >> 8, 1);
|
||||
Dac2::Write(((uint32_t)(volume[1]) * pgm_read_word(lut_res_left_sin_pan + pan[1])) >> 8, 0);
|
||||
Dac2::Write(((uint32_t)(volume[1]) * pgm_read_word(lut_res_right_cos_pan + pan[1])) >> 8, 1);
|
||||
Dac3::Write(((uint32_t)(volume[2]) * pgm_read_word(lut_res_left_sin_pan + pan[2])) >> 8, 0);
|
||||
Dac3::Write(((uint32_t)(volume[2]) * pgm_read_word(lut_res_right_cos_pan + pan[2])) >> 8, 1);
|
||||
Dac4::Write(((uint32_t)(volume[3]) * pgm_read_word(lut_res_left_sin_pan + pan[3])) >> 8, 0);
|
||||
Dac4::Write(((uint32_t)(volume[3]) * pgm_read_word(lut_res_right_cos_pan + pan[3])) >> 8, 1);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue