124 lines
3.3 KiB
C++
124 lines
3.3 KiB
C++
// Copyright (C) 2022 Then Try This
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#include <list>
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#include <spiralcore/sample.h>
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#include "brain.h"
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#include "block_stream.h"
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#ifndef SB_RENDERER
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#define SB_RENDERER
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namespace spiralcore {
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class renderer {
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public:
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renderer(brain &source, brain &target) :
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m_source(source),
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m_target(target),
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m_search_params(0,0,0,100,0)
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{ init(source,target); }
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enum search_algo {
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BASIC = 0,
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REV_BASIC,
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SYNAPTIC,
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SYNAPTIC_SLIDE
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};
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void init(brain &source, brain &target);
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void reset();
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// block stream should be NULL if we are reading the target brain instead
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void process(u32 nframes, float *buf, const block_stream *bs=NULL);
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void set_search_algo(search_algo s) { m_search_algo=s; }
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void set_playing(bool s) { m_playing=s; }
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void set_volume(float s) { m_volume=s; }
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void set_n_mix(float s) { m_n_mix=s; }
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void set_target_mix(float s) { m_target_mix=s; }
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void set_slide_error(double s) { m_slide_error=s; }
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void set_stretch(u32 s) { m_stretch=s; }
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void set_autotune(float s) { m_autotune=s; }
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search_params *get_params() { return &m_search_params; }
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search_algo get_search_algo() { return m_search_algo; }
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float get_volume() { return m_volume; }
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float get_n_mix() { return m_n_mix; }
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float get_target_mix() { return m_target_mix; }
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double get_slide_error() { return m_slide_error; }
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u32 get_stretch() { return m_stretch; }
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float get_autotune() { return m_autotune; }
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brain &get_source() { return m_source; }
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static bool unit_test();
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friend ios &operator||(ios &s, renderer &b);
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private:
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bool find_render_blocks(const block_source &target, u32 nframes);
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void render(const block_source &target, u32 nframes, float *buf);
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void clean_up();
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// realtime stuff
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class render_block {
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public:
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render_block(u32 index, u32 tgt_index, u32 time) :
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m_index(index),
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m_tgt_index(tgt_index),
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m_time(time),
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m_finished(false),
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m_position(0) {}
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u32 m_index;
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u32 m_tgt_index; // original target block
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u32 m_time; // in samples
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bool m_finished;
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float m_position; // in samples
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};
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brain &m_source;
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brain &m_target;
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search_params m_search_params;
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float m_volume;
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bool m_playing;
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u32 m_target_index;
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u32 m_render_index;
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float m_target_time;
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u32 m_render_time;
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u32 m_stretch;
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float m_n_mix;
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float m_target_mix;
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float m_autotune;
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search_algo m_search_algo;
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double m_slide_error;
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u32 m_last_tgt_shift;
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std::list<render_block> m_render_blocks;
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};
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std::ios &operator||(std::ios &s, renderer &b);
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}
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#endif
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