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authorTim Blechmann <timblech@users.sourceforge.net>2004-12-24 23:20:22 +0000
committerIOhannes m zmölnig <zmoelnig@iem.at>2015-10-14 15:11:57 +0200
commit5c3670b6322b60b8bc5f60e22d891fe39b854e3e (patch)
treeb4eee08fb30434b237176822e9f959e90895e342 /chaos/src
parent45932d6b4b33ecd4f4dc2e7eab9f210dfa46cc34 (diff)
more changes ... getting stable ...
svn path=/trunk/externals/tb/; revision=2428
Diffstat (limited to 'chaos/src')
-rw-r--r--chaos/src/Makefile.am2
-rw-r--r--chaos/src/chaos_dsp.hpp25
-rw-r--r--chaos/src/logistic_map.hpp2
-rw-r--r--chaos/src/lorenz.hpp5
-rw-r--r--chaos/src/main.cpp2
-rw-r--r--chaos/src/map_base.hpp2
-rw-r--r--chaos/src/ode_base.hpp22
7 files changed, 45 insertions, 15 deletions
diff --git a/chaos/src/Makefile.am b/chaos/src/Makefile.am
index 43ad73b..efbb7f1 100644
--- a/chaos/src/Makefile.am
+++ b/chaos/src/Makefile.am
@@ -1,7 +1,7 @@
NAME = chaos
BUILT_SOURCES = main.cpp ode_base.cpp chaos_base.cpp chaos_dsp.cpp \
- lorenz_dsp.cpp
+ lorenz_dsp.cpp logistic_dsp.cpp
CXXFLAGS = @CXXFLAGS@ \
diff --git a/chaos/src/chaos_dsp.hpp b/chaos/src/chaos_dsp.hpp
index 65e6203..c340b88 100644
--- a/chaos/src/chaos_dsp.hpp
+++ b/chaos/src/chaos_dsp.hpp
@@ -60,12 +60,12 @@ public:
int m_phase; /* phase counter */
float m_sr; /* sample rate */
- char m_method; /* interpolation method */
+ int m_method; /* interpolation method */
};
-/* create constructor / destructor */ \
+/* create constructor / destructor */
#define CHAOS_DSP_INIT(SYSTEM, ATTRIBUTES) \
FLEXT_HEADER(SYSTEM##_dsp, chaos_dsp<SYSTEM>) \
\
@@ -87,7 +87,10 @@ SYSTEM##_dsp(int argc, t_atom* argv ) \
m_freq = GetAFloat(argv[0]); \
m_method = (char)GetAFloat(argv[1]); \
m_phase = 0; \
- \
+ \
+ FLEXT_ADDATTR_VAR1("frequency",m_freq); \
+ FLEXT_ADDATTR_VAR1("method",m_method); \
+ \
ATTRIBUTES; \
} \
\
@@ -99,21 +102,23 @@ SYSTEM##_dsp(int argc, t_atom* argv ) \
delete m_nextvalues; \
delete m_nextmidpts; \
delete m_curves; \
-}
-
+} \
+ \
+FLEXT_ATTRVAR_F(m_freq); \
+FLEXT_ATTRVAR_I(m_method);
template <class system>
void chaos_dsp<system>::m_signal(int n, t_sample *const *insigs,
- t_sample *const *outsigs)
+ t_sample *const *outsigs)
{
if (m_freq >= m_sr * 0.5)
{
m_signal_(n, insigs, outsigs);
return;
}
-
+
switch (m_method)
{
case 0:
@@ -157,7 +162,7 @@ void chaos_dsp<system>::m_signal_n(int n, t_sample *const *insigs,
while (n)
{
- if (m_phase == 0)
+ if (phase == 0)
{
m_system->m_step();
phase = int (m_sr / m_freq);
@@ -194,7 +199,7 @@ void chaos_dsp<system>::m_signal_l(int n, t_sample *const *insigs,
while (n)
{
- if (m_phase == 0)
+ if (phase == 0)
{
m_system->m_step();
phase = int (m_sr / m_freq);
@@ -233,7 +238,7 @@ void chaos_dsp<system>::m_signal_c(int n, t_sample *const *insigs,
while (n)
{
- if (m_phase == 0)
+ if (phase == 0)
{
m_system->m_step();
phase = int (m_sr / m_freq);
diff --git a/chaos/src/logistic_map.hpp b/chaos/src/logistic_map.hpp
index 94b38d0..e72a3a7 100644
--- a/chaos/src/logistic_map.hpp
+++ b/chaos/src/logistic_map.hpp
@@ -25,7 +25,7 @@
// 0 <= alpha <= 4
class logistic:
- protected map_base
+ public map_base
{
public:
logistic()
diff --git a/chaos/src/lorenz.hpp b/chaos/src/lorenz.hpp
index 700e4a1..fdae428 100644
--- a/chaos/src/lorenz.hpp
+++ b/chaos/src/lorenz.hpp
@@ -32,7 +32,7 @@ public:
lorenz()
{
m_num_eq = 3;
- m_data = new data_t[3];
+ m_data = new data_t[m_num_eq];
CHAOS_SYS_INIT(method,0);
CHAOS_SYS_INIT(dt,1);
@@ -43,11 +43,14 @@ public:
CHAOS_SYS_INIT(b,4);
CHAOS_SYS_INIT(r,40);
+ ode_base_alloc();
+
set_method(0);
}
~lorenz()
{
+ ode_base_free();
delete m_data;
}
diff --git a/chaos/src/main.cpp b/chaos/src/main.cpp
index b0f2ad0..3a322f0 100644
--- a/chaos/src/main.cpp
+++ b/chaos/src/main.cpp
@@ -19,13 +19,13 @@
// Boston, MA 02111-1307, USA.
#include "chaos.hpp"
-#include "logistic_map.hpp"
void chaos_library_setup()
{
post("chaos~ version "PACKAGE_VERSION"\n");
FLEXT_DSP_SETUP(lorenz_dsp);
+ FLEXT_DSP_SETUP(logistic_dsp);
}
FLEXT_LIB_SETUP(chaos, chaos_library_setup);
diff --git a/chaos/src/map_base.hpp b/chaos/src/map_base.hpp
index 35c8460..c88f9ba 100644
--- a/chaos/src/map_base.hpp
+++ b/chaos/src/map_base.hpp
@@ -24,7 +24,7 @@
#include "chaos_base.hpp"
class map_base
- : protected chaos_base
+ : public chaos_base
{
};
diff --git a/chaos/src/ode_base.hpp b/chaos/src/ode_base.hpp
index 6fa7e27..cc526ae 100644
--- a/chaos/src/ode_base.hpp
+++ b/chaos/src/ode_base.hpp
@@ -49,6 +49,28 @@ public:
virtual void m_step();
+ void ode_base_alloc()
+ {
+ int dimension = get_num_eq();
+
+ for (int i = 0; i != 3; ++i)
+ {
+ m_k[i] = new data_t[dimension];
+ }
+
+ m_tmp = new data_t[dimension];
+ }
+
+ void ode_base_free()
+ {
+ for (int i = 0; i != 3; ++i)
+ {
+ delete m_k[i];
+ }
+
+ delete m_tmp;
+ }
+
protected:
unsigned char m_method; /* 0: rk1, 1: rk2, 3: rk4 */