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Diffstat (limited to 'servers/audio/reverb_sw.cpp')
| -rw-r--r-- | servers/audio/reverb_sw.cpp | 538 |
1 files changed, 0 insertions, 538 deletions
diff --git a/servers/audio/reverb_sw.cpp b/servers/audio/reverb_sw.cpp deleted file mode 100644 index 3bf0b0ea96..0000000000 --- a/servers/audio/reverb_sw.cpp +++ /dev/null @@ -1,538 +0,0 @@ -/*************************************************************************/ -/* reverb_sw.cpp */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* Permission is hereby granted, free of charge, to any person obtaining */ -/* a copy of this software and associated documentation files (the */ -/* "Software"), to deal in the Software without restriction, including */ -/* without limitation the rights to use, copy, modify, merge, publish, */ -/* distribute, sublicense, and/or sell copies of the Software, and to */ -/* permit persons to whom the Software is furnished to do so, subject to */ -/* the following conditions: */ -/* */ -/* The above copyright notice and this permission notice shall be */ -/* included in all copies or substantial portions of the Software. */ -/* */ -/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ -/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ -/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ -/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ -/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ -/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ -/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/*************************************************************************/ - -#include "reverb_sw.h" - -#include "core/print_string.h" - -#include <stdlib.h> - -#define SETMIN(x, y) (x) = MIN((x), (y)) - -#define rangeloop(c, min, max) \ - for ((c) = (min); (c) < (max); (c)++) - -#define MULSHIFT_S32(Factor1, Factor2, Bits) \ - ((int)(((int64_t)(Factor1) * (Factor2)) >> (Bits))) - -struct ReverbParamsSW { - unsigned int BufferSize; // Required buffer size - int gLPF; // Coefficient - int gEcho0; // Coefficient - int gEcho1; // Coefficient - int gEcho2; // Coefficient - int gEcho3; // Coefficient - int gWall; // Coefficient - int gReva; // Coefficient - int gRevb; // Coefficient - int gInputL; // Coefficient - int gInputR; // Coefficient - unsigned int nRevaOldL; // Offset - unsigned int nRevaOldR; // Offset - unsigned int nRevbOldL; // Offset - unsigned int nRevbOldR; // Offset - unsigned int nLwlNew; // Offset - unsigned int nRwrNew; // Offset - unsigned int nEcho0L; // Offset - unsigned int nEcho0R; // Offset - unsigned int nEcho1L; // Offset - unsigned int nEcho1R; // Offset - unsigned int nLwlOld; // Offset - unsigned int nRwrOld; // Offset - unsigned int nLwrNew; // Offset - unsigned int nRwlNew; // Offset - unsigned int nEcho2L; // Offset - unsigned int nEcho2R; // Offset - unsigned int nEcho3L; // Offset - unsigned int nEcho3R; // Offset - unsigned int nLwrOld; // Offset - unsigned int nRwlOld; // Offset - unsigned int nRevaNewL; // Offset - unsigned int nRevaNewR; // Offset - unsigned int nRevbNewL; // Offset - unsigned int nRevbNewR; // Offset -}; - -static ReverbParamsSW reverb_params_Room = { - 0x26C0 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x6D80, 0x54B8, -0x4130, 0x0000, 0x0000, -0x4580, - //gReva gRevb gInputL gInputR - 0x5800, 0x5300, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x01B4 - 0x007D, 0x0136 - 0x007D, 0x00B8 - 0x005B, 0x005C - 0x005B, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x04D6, 0x0333, 0x03F0, 0x0227, 0x0374, 0x01EF, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x0334, 0x01B5, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x0000, 0x0000, 0x01B4, 0x0136, 0x00B8, 0x005C -}; - -static ReverbParamsSW reverb_params_StudioSmall = { - 0x1F40 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x70F0, 0x4FA8, -0x4320, 0x4410, -0x3F10, -0x6400, - //gReva gRevb gInputL gInputR - 0x5280, 0x4EC0, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x00B4 - 0x0033, 0x0080 - 0x0033, 0x004C - 0x0025, 0x0026 - 0x0025, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x03E4, 0x031B, 0x03A4, 0x02AF, 0x0372, 0x0266, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x031C, 0x025D, 0x025C, 0x018E, 0x022F, 0x0135, 0x01D2, 0x00B7, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x018F, 0x00B5, 0x00B4, 0x0080, 0x004C, 0x0026 -}; - -static ReverbParamsSW reverb_params_StudioMedium = { - 0x4840 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x70F0, 0x4FA8, -0x4320, 0x4510, -0x4110, -0x4B40, - //gReva gRevb gInputL gInputR - 0x5280, 0x4EC0, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x0264 - 0x00B1, 0x01B2 - 0x00B1, 0x0100 - 0x007F, 0x0080 - 0x007F, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x0904, 0x076B, 0x0824, 0x065F, 0x07A2, 0x0616, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x076C, 0x05ED, 0x05EC, 0x042E, 0x050F, 0x0305, 0x0462, 0x02B7, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x042F, 0x0265, 0x0264, 0x01B2, 0x0100, 0x0080 -}; - -static ReverbParamsSW reverb_params_StudioLarge = { - 0x6FE0 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x6F60, 0x4FA8, -0x4320, 0x4510, -0x4110, -0x5980, - //gReva gRevb gInputL gInputR - 0x5680, 0x52C0, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x031C - 0x00E3, 0x0238 - 0x00E3, 0x0154 - 0x00A9, 0x00AA - 0x00A9, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x0DFB, 0x0B58, 0x0D09, 0x0A3C, 0x0BD9, 0x0973, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x0B59, 0x08DA, 0x08D9, 0x05E9, 0x07EC, 0x04B0, 0x06EF, 0x03D2, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x05EA, 0x031D, 0x031C, 0x0238, 0x0154, 0x00AA -}; - -static ReverbParamsSW reverb_params_Hall = { - 0xADE0 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x6000, 0x5000, 0x4C00, -0x4800, -0x4400, -0x4000, - //gReva gRevb gInputL gInputR - 0x6000, 0x5C00, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x05C0 - 0x01A5, 0x041A - 0x01A5, 0x0274 - 0x0139, 0x013A - 0x0139, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x15BA, 0x11BB, 0x14C2, 0x10BD, 0x11BC, 0x0DC1, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x11C0, 0x0DC3, 0x0DC0, 0x09C1, 0x0BC4, 0x07C1, 0x0A00, 0x06CD, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x09C2, 0x05C1, 0x05C0, 0x041A, 0x0274, 0x013A -}; - -static ReverbParamsSW reverb_params_SpaceEcho = { - 0xF6C0 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x7E00, 0x5000, -0x4C00, -0x5000, 0x4C00, -0x5000, - //gReva gRevb gInputL gInputR - 0x6000, 0x5400, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x0AE0 - 0x033D, 0x07A2 - 0x033D, 0x0464 - 0x0231, 0x0232 - 0x0231, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x1ED6, 0x1A31, 0x1D14, 0x183B, 0x1BC2, 0x16B2, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x1A32, 0x15EF, 0x15EE, 0x1055, 0x1334, 0x0F2D, 0x11F6, 0x0C5D, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x1056, 0x0AE1, 0x0AE0, 0x07A2, 0x0464, 0x0232 -}; - -static ReverbParamsSW reverb_params_Echo = { - 0x18040 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x7FFF, 0x7FFF, 0x0000, 0x0000, 0x0000, -0x7F00, - //gReva gRevb gInputL gInputR - 0x0000, 0x0000, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x1004 - 0x0001, 0x1002 - 0x0001, 0x0004 - 0x0001, 0x0002 - 0x0001, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x1FFF, 0x0FFF, 0x1005, 0x0005, 0x0000, 0x0000, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x1005, 0x0005, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x0000, 0x0000, 0x1004, 0x1002, 0x0004, 0x0002 -}; - -static ReverbParamsSW reverb_params_Delay = { - 0x18040 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x7FFF, 0x7FFF, 0x0000, 0x0000, 0x0000, 0x0000, - //gReva gRevb gInputL gInputR - 0x0000, 0x0000, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x1004 - 0x0001, 0x1002 - 0x0001, 0x0004 - 0x0001, 0x0002 - 0x0001, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x1FFF, 0x0FFF, 0x1005, 0x0005, 0x0000, 0x0000, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x1005, 0x0005, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x0000, 0x0000, 0x1004, 0x1002, 0x0004, 0x0002 -}; - -static ReverbParamsSW reverb_params_HalfEcho = { - 0x3C00 / 2, - //gLPF gEcho0 gEcho1 gEcho2 gEcho3 gWall - 0x70F0, 0x4FA8, -0x4320, 0x4510, -0x4110, -0x7B00, - //gReva gRevb gInputL gInputR - 0x5F80, 0x54C0, -0x8000, -0x8000, - //nRevaOldL nRevaOldR nRevbOldL nRevbOldR - 0x0058 - 0x0017, 0x0040 - 0x0017, 0x0028 - 0x0013, 0x0014 - 0x0013, - //nLwlNew nRwrNew nEcho0L nEcho0R nEcho1L nEcho1R - 0x0371, 0x02AF, 0x02E5, 0x01DF, 0x02B0, 0x01D7, - //nLwlOld nRwrOld nLwrNew nRwlNew nEcho2L nEcho2R nEcho3L nEcho3R - 0x0358, 0x026A, 0x01D6, 0x011E, 0x012D, 0x00B1, 0x011F, 0x0059, - //nLwrOld nRwlOld nRevaNewL nRevaNewR nRevbNewL nRevbNewR - 0x01A0, 0x00E3, 0x0058, 0x0040, 0x0028, 0x0014 -}; - -static ReverbParamsSW *reverb_param_modes[] = { - &reverb_params_Room, - &reverb_params_StudioSmall, - &reverb_params_StudioMedium, - &reverb_params_StudioLarge, - &reverb_params_Hall, - &reverb_params_SpaceEcho, - &reverb_params_Echo, - &reverb_params_Delay, - &reverb_params_HalfEcho, -}; - -bool ReverbSW::process(int *p_input, int *p_output, int p_frames, int p_stereo_stride) { - - // p_input must point to a non-looping buffer. - // BOTH p_input and p_output must be touched (use ClearModuleBuffer). - - if (!reverb_buffer) - return false; - -// LOCAL MACROS -#undef LM_SETSRCOFFSET -#define LM_SETSRCOFFSET(x) \ - (x) = current_params->x + Offset; \ - if ((x) >= reverb_buffer_size) { \ - (x) -= reverb_buffer_size; \ - } \ - SETMIN(aSample, reverb_buffer_size - (x)); - -/* -#undef LM_SETSRCOFFSET2 -#define LM_SETSRCOFFSET2(x,y) \ - (x) = ((y) << 3) >> HZShift; \ - (x) += Offset; \ - if ( (x) >= reverb_buffer_size ) { \ - (x) -= reverb_buffer_size; \ - } \ - SETMIN ( aSample, reverb_buffer_size - (x) ); -*/ -#undef LM_SRCADVANCE -#define LM_SRCADVANCE(x) \ - (x) += aSample; - -#undef LM_MUL -#define LM_MUL(x, y) \ - MULSHIFT_S32(x, current_params->y, 15) - -#undef LM_REVERB -#define LM_REVERB(x) reverb_buffer[(x) + cSample] - - // LOCAL VARIABLES - - unsigned int Offset; - - int lwl, lwr, rwl, rwr; - //unsigned char HZShift; - - // CODE - - lwl = state.lwl; - lwr = state.lwr; - rwl = state.rwl; - rwr = state.rwr; - Offset = state.Offset; - - int max = 0; - - while (p_frames) { - - // Offsets - - unsigned int nLwlOld; - unsigned int nRwrOld; - unsigned int nLwlNew; - unsigned int nRwrNew; - - unsigned int nLwrOld; - unsigned int nRwlOld; - unsigned int nLwrNew; - unsigned int nRwlNew; - - unsigned int nEcho0L; - unsigned int nEcho1L; - unsigned int nEcho2L; - unsigned int nEcho3L; - - unsigned int nEcho0R; - unsigned int nEcho1R; - unsigned int nEcho2R; - unsigned int nEcho3R; - - unsigned int nRevaOldL; - unsigned int nRevaOldR; - unsigned int nRevbOldL; - unsigned int nRevbOldR; - - unsigned int nRevaNewL; - unsigned int nRevaNewR; - unsigned int nRevbNewL; - unsigned int nRevbNewR; - - // Other variables - - unsigned int aSample = p_frames; - - // Set initial offsets - - LM_SETSRCOFFSET(nLwlOld); - LM_SETSRCOFFSET(nRwrOld); - LM_SETSRCOFFSET(nLwlNew); - LM_SETSRCOFFSET(nRwrNew); - LM_SETSRCOFFSET(nLwrOld); - LM_SETSRCOFFSET(nRwlOld); - LM_SETSRCOFFSET(nLwrNew); - LM_SETSRCOFFSET(nRwlNew); - LM_SETSRCOFFSET(nEcho0L); - LM_SETSRCOFFSET(nEcho1L); - LM_SETSRCOFFSET(nEcho2L); - LM_SETSRCOFFSET(nEcho3L); - LM_SETSRCOFFSET(nEcho0R); - LM_SETSRCOFFSET(nEcho1R); - LM_SETSRCOFFSET(nEcho2R); - LM_SETSRCOFFSET(nEcho3R); - LM_SETSRCOFFSET(nRevaOldL); - LM_SETSRCOFFSET(nRevaOldR); - LM_SETSRCOFFSET(nRevbOldL); - LM_SETSRCOFFSET(nRevbOldR); - LM_SETSRCOFFSET(nRevaNewL); - LM_SETSRCOFFSET(nRevaNewR); - LM_SETSRCOFFSET(nRevbNewL); - LM_SETSRCOFFSET(nRevbNewR); - - //SETMIN ( aSample, p_output.Size - p_output.Offset ); - - for (unsigned int cSample = 0; cSample < aSample; cSample++) { - - int tempL0, tempL1, tempR0, tempR1; - - tempL1 = p_input[(cSample << p_stereo_stride)] >> 8; - tempR1 = p_input[(cSample << p_stereo_stride) + 1] >> 8; - - tempL0 = LM_MUL(tempL1, gInputL); - tempR0 = LM_MUL(tempR1, gInputR); - - /* - Left -> Wall -> Left Reflection - */ - tempL1 = tempL0 + LM_MUL(LM_REVERB(nLwlOld), gWall); - tempR1 = tempR0 + LM_MUL(LM_REVERB(nRwrOld), gWall); - lwl += LM_MUL(tempL1 - lwl, gLPF); - rwr += LM_MUL(tempR1 - rwr, gLPF); - LM_REVERB(nLwlNew) = lwl; - LM_REVERB(nRwrNew) = rwr; - /* - Left -> Wall -> Right Reflection - */ - tempL1 = tempL0 + LM_MUL(LM_REVERB(nRwlOld), gWall); - tempR1 = tempR0 + LM_MUL(LM_REVERB(nLwrOld), gWall); - lwr += LM_MUL(tempL1 - lwr, gLPF); - rwl += LM_MUL(tempR1 - rwl, gLPF); - LM_REVERB(nLwrNew) = lwr; - LM_REVERB(nRwlNew) = rwl; - /* - Early Echo(Early Reflection) - */ - tempL0 = - LM_MUL(LM_REVERB(nEcho0L), gEcho0) + - LM_MUL(LM_REVERB(nEcho1L), gEcho1) + - LM_MUL(LM_REVERB(nEcho2L), gEcho2) + - LM_MUL(LM_REVERB(nEcho3L), gEcho3); - tempR0 = - LM_MUL(LM_REVERB(nEcho0R), gEcho0) + - LM_MUL(LM_REVERB(nEcho1R), gEcho1) + - LM_MUL(LM_REVERB(nEcho2R), gEcho2) + - LM_MUL(LM_REVERB(nEcho3R), gEcho3); - /* - Late Reverb - */ - tempL1 = LM_REVERB(nRevaOldL); - tempR1 = LM_REVERB(nRevaOldR); - tempL0 -= LM_MUL(tempL1, gReva); - tempR0 -= LM_MUL(tempR1, gReva); - LM_REVERB(nRevaNewL) = tempL0; - LM_REVERB(nRevaNewR) = tempR0; - tempL0 = LM_MUL(tempL0, gReva) + tempL1; - tempR0 = LM_MUL(tempR0, gReva) + tempR1; - tempL1 = LM_REVERB(nRevbOldL); - tempR1 = LM_REVERB(nRevbOldR); - tempL0 -= LM_MUL(tempL1, gRevb); - tempR0 -= LM_MUL(tempR1, gRevb); - LM_REVERB(nRevbNewL) = tempL0; - LM_REVERB(nRevbNewR) = tempR0; - tempL0 = LM_MUL(tempL0, gRevb) + tempL1; - tempR0 = LM_MUL(tempR0, gRevb) + tempR1; - /* - Output - */ - - max |= abs(tempL0); - max |= abs(tempR0); - - p_output[(cSample << p_stereo_stride)] += tempL0 << 8; - p_output[(cSample << p_stereo_stride) + 1] += tempR0 << 8; - } - - // Advance offsets - - Offset += aSample; - if (Offset >= reverb_buffer_size) { - Offset -= reverb_buffer_size; - } - - p_input += aSample << p_stereo_stride; - p_output += aSample << p_stereo_stride; - - p_frames -= aSample; - } - - state.lwl = lwl; - state.lwr = lwr; - state.rwl = rwl; - state.rwr = rwr; - state.Offset = Offset; - - return (max & 0x7FFFFF00) != 0; // audio was mixed? -} - -void ReverbSW::adjust_current_params() { - - *current_params = *reverb_param_modes[mode]; - - uint32_t maxofs = 0; - -#define LM_CONFIG_PARAM(x) \ - current_params->x = (int)(((int64_t)current_params->x * (int64_t)mix_rate * 8L) / (int64_t)44100); \ - if (current_params->x > maxofs) \ - maxofs = current_params->x; - - LM_CONFIG_PARAM(nLwlOld); - LM_CONFIG_PARAM(nRwrOld); - LM_CONFIG_PARAM(nLwlNew); - LM_CONFIG_PARAM(nRwrNew); - LM_CONFIG_PARAM(nLwrOld); - LM_CONFIG_PARAM(nRwlOld); - LM_CONFIG_PARAM(nLwrNew); - LM_CONFIG_PARAM(nRwlNew); - LM_CONFIG_PARAM(nEcho0L); - LM_CONFIG_PARAM(nEcho1L); - LM_CONFIG_PARAM(nEcho2L); - LM_CONFIG_PARAM(nEcho3L); - LM_CONFIG_PARAM(nEcho0R); - LM_CONFIG_PARAM(nEcho1R); - LM_CONFIG_PARAM(nEcho2R); - LM_CONFIG_PARAM(nEcho3R); - LM_CONFIG_PARAM(nRevaOldL); - LM_CONFIG_PARAM(nRevaOldR); - LM_CONFIG_PARAM(nRevbOldL); - LM_CONFIG_PARAM(nRevbOldR); - LM_CONFIG_PARAM(nRevaNewL); - LM_CONFIG_PARAM(nRevaNewR); - LM_CONFIG_PARAM(nRevbNewL); - LM_CONFIG_PARAM(nRevbNewR); - - int needed_buffer_size = maxofs + 1; - if (reverb_buffer) - memdelete_arr(reverb_buffer); - - reverb_buffer = memnew_arr(int, needed_buffer_size); - reverb_buffer_size = needed_buffer_size; - - for (uint32_t i = 0; i < reverb_buffer_size; i++) - reverb_buffer[i] = 0; - - state.reset(); -} - -void ReverbSW::set_mode(ReverbMode p_mode) { - - if (mode == p_mode) - return; - - mode = p_mode; - - adjust_current_params(); -} - -void ReverbSW::set_mix_rate(int p_mix_rate) { - - if (p_mix_rate == mix_rate) - return; - - mix_rate = p_mix_rate; - - adjust_current_params(); -} - -ReverbSW::ReverbSW() { - - reverb_buffer = 0; - reverb_buffer_size = 0; - mode = REVERB_MODE_ROOM; - mix_rate = 1; - current_params = memnew(ReverbParamsSW); -} - -ReverbSW::~ReverbSW() { - - if (reverb_buffer) - memdelete_arr(reverb_buffer); - - memdelete(current_params); -} |