/*
- Copyright (C) 1999 Paul Davis
+ Copyright (C) 1999 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#ifndef __ardour_utils_h__
#define __ardour_utils_h__
+#ifdef WAF_BUILD
+#include "libardour-config.h"
+#endif
+
#include <iostream>
#include <string>
#include <cmath>
#include <CoreFoundation/CoreFoundation.h>
#endif
+bool string_is_affirmative (const std::string&);
+
#include "ardour.h"
class XMLNode;
-void elapsed_time_to_str (char *buf, uint32_t seconds);
Glib::ustring legalize_for_path (Glib::ustring str);
-std::ostream& operator<< (std::ostream& o, const ARDOUR::BBT_Time& bbt);
XMLNode* find_named_node (const XMLNode& node, std::string name);
+std::string bool_as_string (bool);
static inline float f_max(float x, float a) {
x -= a;
x += fabsf (x);
x *= 0.5f;
x += a;
-
+
return (x);
}
-int cmp_nocase (const std::string& s, const std::string& s2);
+std::string bump_name_once(const std::string& s, char delimiter);
-int tokenize_fullpath (std::string fullpath, std::string& path, std::string& name);
+int cmp_nocase (const std::string& s, const std::string& s2);
int touch_file(Glib::ustring path);
Glib::ustring path_expand (Glib::ustring);
-Glib::ustring region_name_from_path (Glib::ustring path, bool strip_channels);
+Glib::ustring region_name_from_path (Glib::ustring path, bool strip_channels, bool add_channel_suffix = false, uint32_t total = 0, uint32_t this_one = 0);
bool path_is_paired (Glib::ustring path, Glib::ustring& pair_base);
-void compute_equal_power_fades (nframes_t nframes, float* in, float* out);
+void compute_equal_power_fades (ARDOUR::nframes_t nframes, float* in, float* out);
-const char* slave_source_to_string (ARDOUR::SlaveSource src);
-ARDOUR::SlaveSource string_to_slave_source (std::string str);
+const char* sync_source_to_string (ARDOUR::SyncSource src);
+ARDOUR::SyncSource string_to_sync_source (std::string str);
const char* edit_mode_to_string (ARDOUR::EditMode);
ARDOUR::EditMode string_to_edit_mode (std::string);
+
+static inline double
+gain_to_slider_position (ARDOUR::gain_t g)
+{
+ if (g == 0) return 0;
+ return pow((6.0*log(g)/log(2.0)+192.0)/198.0, 8.0);
+
+}
+
+static inline ARDOUR::gain_t
+slider_position_to_gain (double pos)
+{
+ /* XXX Marcus writes: this doesn't seem right to me. but i don't have a better answer ... */
+ if (pos == 0.0) return 0;
+ return pow (2.0,(sqrt(sqrt(sqrt(pos)))*198.0-192.0)/6.0);
+}
+
+/* I don't really like hard-coding these falloff rates here
+ * Probably should use a map of some kind that could be configured
+ * These rates are db/sec.
+*/
+
+#define METER_FALLOFF_OFF 0.0f
+#define METER_FALLOFF_SLOWEST 6.6f // BBC standard
+#define METER_FALLOFF_SLOW 8.6f // BBC standard
+#define METER_FALLOFF_MEDIUM 20.0f
+#define METER_FALLOFF_FAST 32.0f
+#define METER_FALLOFF_FASTER 46.0f
+#define METER_FALLOFF_FASTEST 70.0f
+
float meter_falloff_to_float (ARDOUR::MeterFalloff);
ARDOUR::MeterFalloff meter_falloff_from_float (float);
float meter_falloff_to_db_per_sec (float);
-float meter_hold_to_float (ARDOUR::MeterHold);
#if defined(HAVE_COREAUDIO) || defined(HAVE_AUDIOUNITS)
std::string CFStringRefToStdString(CFStringRef stringRef);