src/common/global_private.h

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
 *   Copyright (C) 2005 - 2013 Christian Schoenebeck                       *
 *                                                                         *
 *   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  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the Free Software           *
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

// All application global declarations, that are not going to be exposed to
// the C++ API are defined here.

#ifndef __LS_GLOBAL_PRIVATE_H__
#define __LS_GLOBAL_PRIVATE_H__

#include "global.h"
#include "Exception.h"
#include <sstream>

#if HAVE_CONFIG_H
# include <config.h>
#endif

#if CONFIG_DEBUG_LEVEL > 0
#  define dmsg(debuglevel,x)    if (CONFIG_DEBUG_LEVEL >= debuglevel) {printf x; fflush(stdout);}
#else
#  define dmsg(debuglevel,x)
#endif // CONFIG_DEBUG_LEVEL > 0

#define EMMS __asm__ __volatile__ ("emms" ::: "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)", "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7")

/// defines globally the bit depth of used samples
typedef int16_t sample_t;

// macro to check for a certain version (or newer) of GCC
#define GNUC_VERSION_PREREQ(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))

// macro which checks if GCC vector extensions are avialable
#define HAVE_GCC_VECTOR_EXTENSIONS ( GNUC_VERSION_PREREQ(3,3) && ( defined(__i386__) || defined(__x86_64__) || defined(_ARCH_PPC) ) )

#if HAVE_GCC_VECTOR_EXTENSIONS
// v4sf is used by some routines that make use of GCC vector extensions (ie AudioChannel.cpp)
typedef float v4sf __attribute__ ((vector_size(16)));
#endif

/**
 * Whether a function / method call was successful, or if warnings or even an
 * error occured.
 */
enum result_type_t {
    result_type_success,
    result_type_warning,
    result_type_error
};

/**
 * Used whenever a detailed description of the result of a function / method
 * call is needed.
 */
struct result_t {
    result_type_t type;     ///< success, warning or error
    int           code;     ///< warning or error code
    String        message;  ///< detailed warning or error message
};

template<class T> inline String ToString(T o) {
        std::stringstream ss;
        ss << o;
        return ss.str();
}

inline int ToInt(const std::string& s) throw(LinuxSampler::Exception) {
    int i;
    std::istringstream iss(s);
    if(!(iss >> i)) throw LinuxSampler::Exception("Not an integer");
    return i;
}

inline float ToFloat(const std::string& s) throw(LinuxSampler::Exception) {
    float i;
    std::istringstream iss(s);
    if(!(iss >> i)) throw LinuxSampler::Exception("Not a floating-point number");
    return i;
}

class Runnable {
    public:
        virtual ~Runnable() { }
        virtual void Run() = 0;
};

extern double GLOBAL_VOLUME;
extern int GLOBAL_MAX_VOICES;
extern int GLOBAL_MAX_STREAMS;

//TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
#if defined(__APPLE__)
extern bool g_mainThreadCallbackSupported;
extern void (*g_mainThreadCallback)(void* info);
extern void* g_mainThreadCallbackInfo;
extern bool g_fireMainThreadCallback;
#endif

// I read with some Linux kernel versions (between 2.4.18 and 2.4.21)
// sscanf() might be buggy regarding parsing of hex characters, so ...
int hexToNumber(char hex_digit);
int hexsToNumber(char hex_digit0, char hex_digit1 = '0');

#endif // __LS_GLOBAL_PRIVATE_H__
1	schoenebeck	1424	/***************************************************************************
2			* *
3			* LinuxSampler - modular, streaming capable sampler *
4			* *
5			* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6	schoenebeck	2473	* Copyright (C) 2005 - 2013 Christian Schoenebeck *
7	schoenebeck	1424	* *
8			* This program is free software; you can redistribute it and/or modify *
9			* it under the terms of the GNU General Public License as published by *
10			* the Free Software Foundation; either version 2 of the License, or *
11			* (at your option) any later version. *
12			* *
13			* This program is distributed in the hope that it will be useful, *
14			* but WITHOUT ANY WARRANTY; without even the implied warranty of *
15			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16			* GNU General Public License for more details. *
17			* *
18			* You should have received a copy of the GNU General Public License *
19			* along with this program; if not, write to the Free Software *
20			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21			* MA 02111-1307 USA *
22			***************************************************************************/
23
24			// All application global declarations, that are not going to be exposed to
25			// the C++ API are defined here.
26
27			#ifndef __LS_GLOBAL_PRIVATE_H__
28			#define __LS_GLOBAL_PRIVATE_H__
29
30			#include "global.h"
31	iliev	1832	#include "Exception.h"
32	schoenebeck	1424	#include <sstream>
33
34			#if HAVE_CONFIG_H
35			# include <config.h>
36			#endif
37
38			#if CONFIG_DEBUG_LEVEL > 0
39			# define dmsg(debuglevel,x) if (CONFIG_DEBUG_LEVEL >= debuglevel) {printf x; fflush(stdout);}
40			#else
41			# define dmsg(debuglevel,x)
42			#endif // CONFIG_DEBUG_LEVEL > 0
43
44			#define EMMS __asm__ __volatile__ ("emms" ::: "st", "st(1)", "st(2)", "st(3)", "st(4)", "st(5)", "st(6)", "st(7)", "mm0", "mm1", "mm2", "mm3", "mm4", "mm5", "mm6", "mm7")
45
46			/// defines globally the bit depth of used samples
47			typedef int16_t sample_t;
48
49	senoner	1913	// macro to check for a certain version (or newer) of GCC
50			#define GNUC_VERSION_PREREQ(major,minor) (__GNUC__ > (major) \|\| (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
51	schoenebeck	1930
52	senoner	1913	// macro which checks if GCC vector extensions are avialable
53			#define HAVE_GCC_VECTOR_EXTENSIONS ( GNUC_VERSION_PREREQ(3,3) && ( defined(__i386__) \|\| defined(__x86_64__) \|\| defined(_ARCH_PPC) ) )
54	schoenebeck	1930
55			#if HAVE_GCC_VECTOR_EXTENSIONS
56	senoner	1913	// v4sf is used by some routines that make use of GCC vector extensions (ie AudioChannel.cpp)
57			typedef float v4sf __attribute__ ((vector_size(16)));
58	schoenebeck	1930	#endif
59	senoner	1913
60	schoenebeck	1424	/**
61			* Whether a function / method call was successful, or if warnings or even an
62			* error occured.
63			*/
64			enum result_type_t {
65			result_type_success,
66			result_type_warning,
67			result_type_error
68			};
69
70			/**
71			* Used whenever a detailed description of the result of a function / method
72			* call is needed.
73			*/
74			struct result_t {
75			result_type_t type; ///< success, warning or error
76			int code; ///< warning or error code
77			String message; ///< detailed warning or error message
78			};
79
80			template<class T> inline String ToString(T o) {
81			std::stringstream ss;
82			ss << o;
83			return ss.str();
84			}
85
86	iliev	1832	inline int ToInt(const std::string& s) throw(LinuxSampler::Exception) {
87			int i;
88			std::istringstream iss(s);
89			if(!(iss >> i)) throw LinuxSampler::Exception("Not an integer");
90			return i;
91			}
92
93	iliev	2012	inline float ToFloat(const std::string& s) throw(LinuxSampler::Exception) {
94			float i;
95			std::istringstream iss(s);
96			if(!(iss >> i)) throw LinuxSampler::Exception("Not a floating-point number");
97			return i;
98			}
99
100	schoenebeck	1424	class Runnable {
101			public:
102			virtual ~Runnable() { }
103			virtual void Run() = 0;
104			};
105
106			extern double GLOBAL_VOLUME;
107	schoenebeck	1800	extern int GLOBAL_MAX_VOICES;
108			extern int GLOBAL_MAX_STREAMS;
109	schoenebeck	1424
110	schoenebeck	2473	//TODO: (hopefully) just a temporary nasty hack for launching gigedit on the main thread on Mac (see comments in gigedit.cpp for details)
111			#if defined(__APPLE__)
112			extern bool g_mainThreadCallbackSupported;
113			extern void (g_mainThreadCallback)(void info);
114			extern void* g_mainThreadCallbackInfo;
115			extern bool g_fireMainThreadCallback;
116			#endif
117
118	schoenebeck	1424	// I read with some Linux kernel versions (between 2.4.18 and 2.4.21)
119			// sscanf() might be buggy regarding parsing of hex characters, so ...
120			int hexToNumber(char hex_digit);
121			int hexsToNumber(char hex_digit0, char hex_digit1 = '0');
122
123			#endif // __LS_GLOBAL_PRIVATE_H__