diff options
Diffstat (limited to 'attic/muse2-oom/muse2/synti/simpledrums2/ssplugin.h')
| -rw-r--r-- | attic/muse2-oom/muse2/synti/simpledrums2/ssplugin.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/attic/muse2-oom/muse2/synti/simpledrums2/ssplugin.h b/attic/muse2-oom/muse2/synti/simpledrums2/ssplugin.h deleted file mode 100644 index 64e80921..00000000 --- a/attic/muse2-oom/muse2/synti/simpledrums2/ssplugin.h +++ /dev/null @@ -1,173 +0,0 @@ -// -// C++ Interface: plugin -// -// Description: -// -// -// (C) Copyright 2000 Werner Schweer (ws@seh.de) -// Additions/modifications: Mathias Lundgren <lunar_shuttle@users.sf.net>, (C) 2004 -// Copyright: See COPYING file that comes with this distribution -// -// - -#ifndef __PLUGIN_H__ -#define __PLUGIN_H__ - -#include <QFileInfo> - -#include <ladspa.h> -#include <math.h> - -//--------------------------------------------------------- -// Port -//--------------------------------------------------------- - -struct Port { - float val; - }; - -//--------------------------------------------------------- -// Plugin -//--------------------------------------------------------- - -class Plugin - { - protected: - QFileInfo fi; - - public: - Plugin(const QFileInfo* f); - virtual ~Plugin() {} - virtual QString label() const { return QString(); } - virtual QString name() const { return QString(); } - virtual unsigned long id() const { return 0; } - virtual QString maker() const { return QString(); } - virtual QString copyright() const { return QString(); } - virtual int parameter() const { return 0; } - virtual int inports() const { return 0; } - virtual int outports() const { return 0; } - virtual bool inPlaceCapable() const { return false; } - - virtual bool isLog(int) const { return false; } - virtual bool isBool(int) const { return false; } - virtual bool isInt(int) const { return false; } - virtual float defaultValue(int) const { return 0.0f; } - virtual void range(int, float* min, float* max) const { - *min = 0.0f; - *max = 1.0f; - } - virtual const char* getParameterName(int /*param*/) const { return ""; } - QString lib() const { return fi.baseName(); } - QString path() const { return fi.absolutePath(); } - }; - -//--------------------------------------------------------- -// LadspaPlugin -//--------------------------------------------------------- - -class LadspaPlugin : public Plugin - { - LADSPA_Descriptor_Function ladspa; - const LADSPA_Descriptor* plugin; - LADSPA_Handle handle; - bool active; - - Port* controls; - Port* inputs; - Port* outputs; - - protected: - int _parameter; - std::vector<int> pIdx; //control port numbers - - int _inports; - std::vector<int> iIdx; //input port numbers - - int _outports; - std::vector<int> oIdx; //output port numbers - - bool _inPlaceCapable; - - public: - LadspaPlugin(const QFileInfo* f, const LADSPA_Descriptor_Function, const LADSPA_Descriptor* d); - virtual ~LadspaPlugin(); - virtual QString label() const { return QString(plugin->Label); } - virtual QString name() const { return QString(plugin->Name); } - virtual unsigned long id() const { return plugin->UniqueID; } - virtual QString maker() const { return QString(plugin->Maker); } - virtual QString copyright() const { return QString(plugin->Copyright); } - virtual int parameter() const { return _parameter; } - virtual int inports() const { return _inports; } - virtual int outports() const { return _outports; } - virtual bool inPlaceCapable() const { return _inPlaceCapable; } - const LADSPA_Descriptor* ladspaDescriptor() const { return plugin; } - virtual bool isLog(int k) const { - LADSPA_PortRangeHint r = plugin->PortRangeHints[pIdx[k]]; - return LADSPA_IS_HINT_LOGARITHMIC(r.HintDescriptor); - } - virtual bool isBool(int k) const { - return LADSPA_IS_HINT_TOGGLED(plugin->PortRangeHints[pIdx[k]].HintDescriptor); - } - virtual bool isInt(int k) const { - LADSPA_PortRangeHint r = plugin->PortRangeHints[pIdx[k]]; - return LADSPA_IS_HINT_INTEGER(r.HintDescriptor); - } - virtual void range(int i, float*, float*) const; - virtual const char* getParameterName(int i) const { - return plugin->PortNames[pIdx[i]]; - } - virtual float defaultValue(int) const; - virtual float getControlValue(int k) const { - return controls[k].val; - } - - int getGuiControlValue(int parameter) const; - float convertGuiControlValue(int parameter, int val) const; - - bool instantiate(); - bool start(); - void stop(); - void connectInport(int k, LADSPA_Data* datalocation); - void connectOutport(int k, LADSPA_Data* datalocation); - void process(unsigned long); - void setParam(int i, float val); - - }; - - -static inline float fast_log2 (float val) - { - /* don't use reinterpret_cast<> because that prevents this - from being used by pure C code (for example, GnomeCanvasItems) - */ - int* const exp_ptr = (int *)(&val); - int x = *exp_ptr; - const int log_2 = ((x >> 23) & 255) - 128; - x &= ~(255 << 23); - x += 127 << 23; - *exp_ptr = x; - val = ((-1.0f/3) * val + 2) * val - 2.0f/3; // (1) - return (val + log_2); - } - -static inline float fast_log10 (const float val) - { - return fast_log2(val) / 3.312500f; - } - -//--------------------------------------------------------- -// PluginList -//--------------------------------------------------------- - -typedef std::list<Plugin*>::iterator iPlugin; - -class PluginList : public std::list<Plugin*> { - public: - Plugin* find(const QString& file, const QString& name); - PluginList() {} - }; - -extern void SS_initPlugins(); -extern PluginList plugins; - -#endif |