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Add gtk ui and make pan controls work

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This commit is contained in:
Nick Lanham 2012-02-13 11:24:26 +01:00
parent d36035e0ab
commit c8a7423e3e
6 changed files with 807 additions and 87 deletions
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14
Makefile
View File

@ -2,13 +2,19 @@ BUNDLE = lv2pftci-drmr.lv2
INSTALL_DIR = /usr/local/lib/lv2 INSTALL_DIR = /usr/local/lib/lv2
CC=gcc CC=gcc
$(BUNDLE): manifest.ttl drmr.ttl drmr.so $(BUNDLE): manifest.ttl drmr.ttl drmr_ui.xml drmr.so drmr_ui.so drmr_manifest.so
rm -rf $(BUNDLE) rm -rf $(BUNDLE)
mkdir $(BUNDLE) mkdir $(BUNDLE)
cp manifest.ttl drmr.ttl drmr.so $(BUNDLE) cp manifest.ttl drmr.ttl drmr_ui.xml drmr.so drmr_ui.so drmr_manifest.so $(BUNDLE)
drmr.so: drmr.c drmr_hydrogen.c drmr.so: drmr.c drmr_hydrogen.c
$(CC) -shared -fPIC -DPIC drmr.c drmr_hydrogen.c `pkg-config --cflags --libs lv2-plugin sndfile` -lexpat -lm -o drmr.so $(CC) -g -shared -fPIC -DPIC drmr.c drmr_hydrogen.c `pkg-config --cflags --libs lv2-plugin sndfile` -lexpat -lm -o drmr.so
drmr_ui.so: drmr_ui.c
$(CC) -g -shared -fPIC -DPIC drmr_ui.c drmr_hydrogen.c `pkg-config --cflags --libs lv2-plugin gtk+-2.0 sndfile` -lexpat -lm -o drmr_ui.so
drmr_manifest.so: drmr_manifest.c
$(CC) -g -shared -fPIC -DPIC drmr_manifest.c `pkg-config --cflags --libs lv2-plugin` -lexpat -lm -o drmr_manifest.so
install: $(BUNDLE) install: $(BUNDLE)
mkdir -p $(INSTALL_DIR) mkdir -p $(INSTALL_DIR)
@ -16,4 +22,4 @@ install: $(BUNDLE)
cp -R $(BUNDLE) $(INSTALL_DIR) cp -R $(BUNDLE) $(INSTALL_DIR)
clean: clean:
rm -rf $(BUNDLE) drmr.so rm -rf $(BUNDLE) drmr.so drmr_ui.so

38
drmr.c
View File

@ -98,7 +98,10 @@ instantiate(const LV2_Descriptor* descriptor,
drmr->gains = malloc(32*sizeof(float*)); drmr->gains = malloc(32*sizeof(float*));
drmr->pans = malloc(32*sizeof(float*)); drmr->pans = malloc(32*sizeof(float*));
for(i = 0;i<16;i++) drmr->gains[i] = NULL; for(i = 0;i<32;i++) {
drmr->gains[i] = NULL;
drmr->pans[i] = NULL;
}
return (LV2_Handle)drmr; return (LV2_Handle)drmr;
} }
@ -130,11 +133,17 @@ connect_port(LV2_Handle instance,
int goff = port_index - DRMR_GAIN_ONE; int goff = port_index - DRMR_GAIN_ONE;
drmr->gains[goff] = (float*)data; drmr->gains[goff] = (float*)data;
} }
if (port_index >= DRMR_PAN_ONE && port_index <= DRMR_PAN_THIRTYTWO) {
int poff = port_index - DRMR_PAN_ONE;
drmr->pans[poff] = (float*)data;
}
} }
#define DB3SCALE -0.8317830986718104f #define DB3SCALE -0.8317830986718104f
#define DB3SCALEPO 1.8317830986718104f
// taken from lv2 example amp plugin // taken from lv2 example amp plugin
#define DB_CO(g) ((g) > -90.0f ? powf(10.0f, (g) * 0.05f) : 0.0f) #define DB_CO(g) ((g) > GAIN_MIN ? powf(10.0f, (g) * 0.05f) : 0.0f)
static void run(LV2_Handle instance, uint32_t n_samples) { static void run(LV2_Handle instance, uint32_t n_samples) {
int i,kitInt; int i,kitInt;
@ -187,24 +196,31 @@ static void run(LV2_Handle instance, uint32_t n_samples) {
int pos,lim; int pos,lim;
drmr_sample* cs = drmr->samples+i; drmr_sample* cs = drmr->samples+i;
if (cs->active) { if (cs->active) {
float gain; float coef_right, coef_left;
if (i < 32) if (i < 32) {
gain = DB_CO(*(drmr->gains[i])); float gain = DB_CO(*(drmr->gains[i]));
else float pan_right = ((*drmr->pans[i])+1)/2.0f;
gain = DB_CO(0.0f); float pan_left = 1-pan_right;
coef_right = (pan_right * (DB3SCALE * pan_right + DB3SCALEPO))*gain;
coef_left = (pan_left * (DB3SCALE * pan_left + DB3SCALEPO))*gain;
}
else {
coef_right = coef_left = 1.0f;
}
if (cs->info.channels == 1) { // play mono sample if (cs->info.channels == 1) { // play mono sample
lim = (n_samples < (cs->limit - cs->offset)?n_samples:(cs->limit-cs->offset)); lim = (n_samples < (cs->limit - cs->offset)?n_samples:(cs->limit-cs->offset));
for(pos = 0;pos < lim;pos++) { for(pos = 0;pos < lim;pos++) {
drmr->left[pos] += cs->data[cs->offset]*gain; drmr->left[pos] += cs->data[cs->offset]*coef_left;
drmr->right[pos] += cs->data[cs->offset]*gain; drmr->right[pos] += cs->data[cs->offset]*coef_right;
cs->offset++; cs->offset++;
} }
} else { // play stereo sample } else { // play stereo sample
lim = (cs->limit-cs->offset)/cs->info.channels; lim = (cs->limit-cs->offset)/cs->info.channels;
if (lim > n_samples) lim = n_samples; if (lim > n_samples) lim = n_samples;
for (pos=0;pos<lim;pos++) { for (pos=0;pos<lim;pos++) {
drmr->left[pos] += cs->data[cs->offset++]*gain; drmr->left[pos] += cs->data[cs->offset++]*coef_left;
drmr->right[pos] += cs->data[cs->offset++]*gain; drmr->right[pos] += cs->data[cs->offset++]*coef_right;
} }
} }
if (cs->offset >= cs->limit) cs->active = 0; if (cs->offset >= cs->limit) cs->active = 0;

33
drmr.h
View File

@ -51,6 +51,7 @@ typedef struct {
// lv2 stuff // lv2 stuff
#define DRMR_URI "http://github.com/nicklan/drmr" #define DRMR_URI "http://github.com/nicklan/drmr"
#define GAIN_MIN -60.0f
typedef enum { typedef enum {
DRMR_MIDI = 0, DRMR_MIDI = 0,
@ -89,6 +90,38 @@ typedef enum {
DRMR_GAIN_THIRTY, DRMR_GAIN_THIRTY,
DRMR_GAIN_THIRTYONE, DRMR_GAIN_THIRTYONE,
DRMR_GAIN_THIRTYTWO, DRMR_GAIN_THIRTYTWO,
DRMR_PAN_ONE,
DRMR_PAN_TWO,
DRMR_PAN_THREE,
DRMR_PAN_FOUR,
DRMR_PAN_FIVE,
DRMR_PAN_SIX,
DRMR_PAN_SEVEN,
DRMR_PAN_EIGHT,
DRMR_PAN_NINE,
DRMR_PAN_TEN,
DRMR_PAN_ELEVEN,
DRMR_PAN_TWELVE,
DRMR_PAN_THIRTEEN,
DRMR_PAN_FOURTEEN,
DRMR_PAN_FIFTEEN,
DRMR_PAN_SIXTEEN,
DRMR_PAN_SEVENTEEN,
DRMR_PAN_EIGHTEEN,
DRMR_PAN_NINETEEN,
DRMR_PAN_TWENTY,
DRMR_PAN_TWENTYONE,
DRMR_PAN_TWENTYTWO,
DRMR_PAN_TWENTYTHREE,
DRMR_PAN_TWENTYFOUR,
DRMR_PAN_TWENTYFIVE,
DRMR_PAN_TWENTYSIX,
DRMR_PAN_TWENTYSEVEN,
DRMR_PAN_TWENTYEIGHT,
DRMR_PAN_TWENTYNINE,
DRMR_PAN_THIRTY,
DRMR_PAN_THIRTYONE,
DRMR_PAN_THIRTYTWO,
DRMR_NUM_PORTS DRMR_NUM_PORTS
} DrMrPortIndex; } DrMrPortIndex;

509
drmr.ttl
View File

@ -54,12 +54,12 @@
lv2:index 4; lv2:index 4;
lv2:symbol "gain_one"; lv2:symbol "gain_one";
lv2:name "Sample One Gain"; lv2:name "Sample One Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -68,12 +68,12 @@
lv2:index 5; lv2:index 5;
lv2:symbol "gain_two"; lv2:symbol "gain_two";
lv2:name "Sample Two Gain"; lv2:name "Sample Two Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -82,12 +82,12 @@
lv2:index 6; lv2:index 6;
lv2:symbol "gain_three"; lv2:symbol "gain_three";
lv2:name "Sample Three Gain"; lv2:name "Sample Three Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -96,12 +96,12 @@
lv2:index 7; lv2:index 7;
lv2:symbol "gain_four"; lv2:symbol "gain_four";
lv2:name "Sample Four Gain"; lv2:name "Sample Four Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -110,12 +110,12 @@
lv2:index 8; lv2:index 8;
lv2:symbol "gain_five"; lv2:symbol "gain_five";
lv2:name "Sample Five Gain"; lv2:name "Sample Five Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -124,12 +124,12 @@
lv2:index 9; lv2:index 9;
lv2:symbol "gain_six"; lv2:symbol "gain_six";
lv2:name "Sample Six Gain"; lv2:name "Sample Six Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -138,12 +138,12 @@
lv2:index 10; lv2:index 10;
lv2:symbol "gain_seven"; lv2:symbol "gain_seven";
lv2:name "Sample Seven Gain"; lv2:name "Sample Seven Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -152,12 +152,12 @@
lv2:index 11; lv2:index 11;
lv2:symbol "gain_eight"; lv2:symbol "gain_eight";
lv2:name "Sample Eight Gain"; lv2:name "Sample Eight Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -166,12 +166,12 @@
lv2:index 12; lv2:index 12;
lv2:symbol "gain_nine"; lv2:symbol "gain_nine";
lv2:name "Sample Nine Gain"; lv2:name "Sample Nine Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -180,12 +180,12 @@
lv2:index 13; lv2:index 13;
lv2:symbol "gain_ten"; lv2:symbol "gain_ten";
lv2:name "Sample Ten Gain"; lv2:name "Sample Ten Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -194,12 +194,12 @@
lv2:index 14; lv2:index 14;
lv2:symbol "gain_eleven"; lv2:symbol "gain_eleven";
lv2:name "Sample Eleven Gain"; lv2:name "Sample Eleven Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -208,12 +208,12 @@
lv2:index 15; lv2:index 15;
lv2:symbol "gain_twelve"; lv2:symbol "gain_twelve";
lv2:name "Sample Twelve Gain"; lv2:name "Sample Twelve Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -222,12 +222,12 @@
lv2:index 16; lv2:index 16;
lv2:symbol "gain_thirteen"; lv2:symbol "gain_thirteen";
lv2:name "Sample Thirteen Gain"; lv2:name "Sample Thirteen Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -236,12 +236,12 @@
lv2:index 17; lv2:index 17;
lv2:symbol "gain_fourteen"; lv2:symbol "gain_fourteen";
lv2:name "Sample Fourteen Gain"; lv2:name "Sample Fourteen Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -250,12 +250,12 @@
lv2:index 18; lv2:index 18;
lv2:symbol "gain_fifteen"; lv2:symbol "gain_fifteen";
lv2:name "Sample Fifteen Gain"; lv2:name "Sample Fifteen Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -264,12 +264,12 @@
lv2:index 19; lv2:index 19;
lv2:symbol "gain_sixteen"; lv2:symbol "gain_sixteen";
lv2:name "Sample Sixteen Gain"; lv2:name "Sample Sixteen Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -278,12 +278,12 @@
lv2:index 20; lv2:index 20;
lv2:symbol "gain_seventeen"; lv2:symbol "gain_seventeen";
lv2:name "Sample Seventeen Gain"; lv2:name "Sample Seventeen Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -293,12 +293,12 @@
lv2:index 21; lv2:index 21;
lv2:symbol "gain_eighteen"; lv2:symbol "gain_eighteen";
lv2:name "Sample Eighteen Gain"; lv2:name "Sample Eighteen Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -307,12 +307,12 @@
lv2:index 22; lv2:index 22;
lv2:symbol "gain_nineteen"; lv2:symbol "gain_nineteen";
lv2:name "Sample Nineteen Gain"; lv2:name "Sample Nineteen Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -321,12 +321,12 @@
lv2:index 23; lv2:index 23;
lv2:symbol "gain_twenty"; lv2:symbol "gain_twenty";
lv2:name "Sample Twenty Gain"; lv2:name "Sample Twenty Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -335,12 +335,12 @@
lv2:index 24; lv2:index 24;
lv2:symbol "gain_twentyone"; lv2:symbol "gain_twentyone";
lv2:name "Sample Twenty One Gain"; lv2:name "Sample Twenty One Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -349,12 +349,12 @@
lv2:index 25; lv2:index 25;
lv2:symbol "gain_twentytwo"; lv2:symbol "gain_twentytwo";
lv2:name "Sample Twenty Two Gain"; lv2:name "Sample Twenty Two Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -363,12 +363,12 @@
lv2:index 26; lv2:index 26;
lv2:symbol "gain_twentythree"; lv2:symbol "gain_twentythree";
lv2:name "Sample Twenty Three Gain"; lv2:name "Sample Twenty Three Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -377,12 +377,12 @@
lv2:index 27; lv2:index 27;
lv2:symbol "gain_twentyfour"; lv2:symbol "gain_twentyfour";
lv2:name "Sample Twenty Four Gain"; lv2:name "Sample Twenty Four Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -391,12 +391,12 @@
lv2:index 28; lv2:index 28;
lv2:symbol "gain_twentyfive"; lv2:symbol "gain_twentyfive";
lv2:name "Sample Twenty Five Gain"; lv2:name "Sample Twenty Five Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -405,12 +405,12 @@
lv2:index 29; lv2:index 29;
lv2:symbol "gain_twentysix"; lv2:symbol "gain_twentysix";
lv2:name "Sample Twenty Six Gain"; lv2:name "Sample Twenty Six Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -419,12 +419,12 @@
lv2:index 30; lv2:index 30;
lv2:symbol "gain_twentyseven"; lv2:symbol "gain_twentyseven";
lv2:name "Sample Twenty Seven Gain"; lv2:name "Sample Twenty Seven Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -433,12 +433,12 @@
lv2:index 31; lv2:index 31;
lv2:symbol "gain_twentyeight"; lv2:symbol "gain_twentyeight";
lv2:name "Sample Twenty Eight Gain"; lv2:name "Sample Twenty Eight Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -447,12 +447,12 @@
lv2:index 32; lv2:index 32;
lv2:symbol "gain_twentynine"; lv2:symbol "gain_twentynine";
lv2:name "Sample Twenty Nine Gain"; lv2:name "Sample Twenty Nine Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -461,12 +461,12 @@
lv2:index 33; lv2:index 33;
lv2:symbol "gain_thirty"; lv2:symbol "gain_thirty";
lv2:name "Sample Thirty Gain"; lv2:name "Sample Thirty Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -475,12 +475,12 @@
lv2:index 34; lv2:index 34;
lv2:symbol "gain_thirtyone"; lv2:symbol "gain_thirtyone";
lv2:name "Sample Thirty One Gain"; lv2:name "Sample Thirty One Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
], ],
@ -489,13 +489,394 @@
lv2:index 35; lv2:index 35;
lv2:symbol "gain_thirtytwo"; lv2:symbol "gain_thirtytwo";
lv2:name "Sample Thirty Two Gain"; lv2:name "Sample Thirty Two Gain";
lv2:minimum -90.0; lv2:minimum -60.0;
lv2:maximum 6.0; lv2:maximum 6.0;
lv2:default 0.0; lv2:default 0.0;
lv2:scalePoint [ lv2:scalePoint [
rdfs:label "-inf" ; rdfs:label "-inf" ;
rdf:value -90.0 rdf:value -60.0
] ]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 36;
lv2:symbol "pan_one";
lv2:name "Sample One Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 37;
lv2:symbol "pan_two";
lv2:name "Sample Two Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 38;
lv2:symbol "pan_three";
lv2:name "Sample Three Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 39;
lv2:symbol "pan_four";
lv2:name "Sample Four Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 40;
lv2:symbol "pan_five";
lv2:name "Sample Five Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 41;
lv2:symbol "pan_six";
lv2:name "Sample Six Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 42;
lv2:symbol "pan_seven";
lv2:name "Sample Seven Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 43;
lv2:symbol "pan_eight";
lv2:name "Sample Eight Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 44;
lv2:symbol "pan_nine";
lv2:name "Sample Nine Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 45;
lv2:symbol "pan_ten";
lv2:name "Sample Ten Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 46;
lv2:symbol "pan_eleven";
lv2:name "Sample Eleven Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 47;
lv2:symbol "pan_twelve";
lv2:name "Sample Twelve Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 48;
lv2:symbol "pan_thirteen";
lv2:name "Sample Thirteen Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 49;
lv2:symbol "pan_fourteen";
lv2:name "Sample Fourteen Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 50;
lv2:symbol "pan_fifteen";
lv2:name "Sample Fifteen Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 51;
lv2:symbol "pan_sixteen";
lv2:name "Sample Sixteen Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 52;
lv2:symbol "pan_seventeen";
lv2:name "Sample Seventeen Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 53;
lv2:symbol "pan_eighteen";
lv2:name "Sample Eighteen Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 54;
lv2:symbol "pan_nineteen";
lv2:name "Sample Nineteen Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 55;
lv2:symbol "pan_twenty";
lv2:name "Sample Twenty Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 56;
lv2:symbol "pan_twentyone";
lv2:name "Sample Twenty One Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 57;
lv2:symbol "pan_twentytwo";
lv2:name "Sample Twenty Two Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 58;
lv2:symbol "pan_twentythree";
lv2:name "Sample Twenty Three Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 59;
lv2:symbol "pan_twentyfour";
lv2:name "Sample Twenty Four Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 60;
lv2:symbol "pan_twentyfive";
lv2:name "Sample Twenty Five Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 61;
lv2:symbol "pan_twentysix";
lv2:name "Sample Twenty Six Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 62;
lv2:symbol "pan_twentyseven";
lv2:name "Sample Twenty Seven Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 63;
lv2:symbol "pan_twentyeight";
lv2:name "Sample Twenty Eight Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 64;
lv2:symbol "pan_twentynine";
lv2:name "Sample Twenty Nine Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 65;
lv2:symbol "pan_thirty";
lv2:name "Sample Thirty Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 66;
lv2:symbol "pan_thirtyone";
lv2:name "Sample Thirty One Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
lv2:scalePoint [
rdfs:label "-inf" ;
rdf:value -1.0
]
],
[
a lv2:ControlPort, lv2:InputPort;
lv2:index 67;
lv2:symbol "pan_thirtytwo";
lv2:name "Sample Thirty Two Pan";
lv2:minimum -1.0;
lv2:maximum 1.0;
lv2:default 0.0;
]. ].
<http://github.com/nicklan/drmr#ui> <http://github.com/nicklan/drmr#ui>

24
drmr_hydrogen.c
View File

@ -47,6 +47,7 @@ struct instrument_info {
struct kit_info { struct kit_info {
char* name; char* name;
char* desc; char* desc;
int inst_count;
// linked list of intruments, null terminated // linked list of intruments, null terminated
struct instrument_info* instruments; struct instrument_info* instruments;
}; };
@ -99,16 +100,21 @@ endElement(void *userData, const char *name)
if (info->scan_only && info->in_info && !info->in_instrument_list && !strcmp(name,"info")) if (info->scan_only && info->in_info && !info->in_instrument_list && !strcmp(name,"info"))
info->kit_info->desc = strdup(info->cur_buf); info->kit_info->desc = strdup(info->cur_buf);
if (!info->scan_only && info->in_instrument) { if (info->in_instrument) {
if (!strcmp(name,"id")) if (info->scan_only) {
info->cur_instrument->id = atoi(info->cur_buf); if (!strcmp(name,"filename"))
if (!strcmp(name,"filename")) info->kit_info->inst_count++;
info->cur_instrument->filename = strdup(info->cur_buf); }
if (!strcmp(name,"name")) else {
info->cur_instrument->name = strdup(info->cur_buf); if (!strcmp(name,"id"))
info->cur_instrument->id = atoi(info->cur_buf);
if (!strcmp(name,"filename"))
info->cur_instrument->filename = strdup(info->cur_buf);
if (!strcmp(name,"name"))
info->cur_instrument->name = strdup(info->cur_buf);
}
} }
info->cur_off = 0; info->cur_off = 0;
if (!info->scan_only && if (!info->scan_only &&
@ -202,6 +208,7 @@ kits* scan_kits() {
memset(node,0,sizeof(struct kit_list)); memset(node,0,sizeof(struct kit_list));
kit->name = info.kit_info->name; kit->name = info.kit_info->name;
kit->desc = info.kit_info->desc; kit->desc = info.kit_info->desc;
kit->samples = info.kit_info->inst_count;
snprintf(buf,BUFSIZ,"%s/%s/",cur_path,ep->d_name); snprintf(buf,BUFSIZ,"%s/%s/",cur_path,ep->d_name);
kit->path = strdup(buf); kit->path = strdup(buf);
node->skit = kit; node->skit = kit;
@ -239,6 +246,7 @@ kits* scan_kits() {
ret->kits[cp].name = cur_k->skit->name; ret->kits[cp].name = cur_k->skit->name;
ret->kits[cp].desc = cur_k->skit->desc; ret->kits[cp].desc = cur_k->skit->desc;
ret->kits[cp].path = cur_k->skit->path; ret->kits[cp].path = cur_k->skit->path;
ret->kits[cp].samples = cur_k->skit->samples;
cp++; cp++;
free(cur_k->skit); free(cur_k->skit);
cur_k = cur_k->next; cur_k = cur_k->next;

276
drmr_ui.c Normal file
View File

@ -0,0 +1,276 @@
/* drmr.c
* LV2 DrMr plugin
* Copyright 2012 Nick Lanham <nick@afternight.org>
*
* Public License v3. source code is available at
* <http://github.com/nicklan/drmr>
* THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stdlib.h>
#include <gtk/gtk.h>
#include "drmr.h"
#include "drmr_hydrogen.h"
#include "lv2/lv2plug.in/ns/extensions/ui/ui.h"
#define DRMR_UI_URI "http://github.com/nicklan/drmr#ui"
typedef struct {
LV2UI_Write_Function write;
LV2UI_Controller controller;
GtkWidget *drmr_widget;
GtkTable *sample_table;
GtkComboBoxText *kit_combo;
GtkWidget** gain_sliders;
GtkWidget** pan_sliders;
int cols;
GQuark gain_quark, pan_quark;
kits* kits;
} DrMrUi;
static void gain_callback(GtkRange* range, gpointer data) {
DrMrUi* ui = (DrMrUi*)data;
int gidx = GPOINTER_TO_INT(g_object_get_qdata(G_OBJECT(range),ui->gain_quark));
float gain = gtk_range_get_value(range);
ui->write(ui->controller,gidx+DRMR_GAIN_ONE,4,0,&gain);
}
static void pan_callback(GtkRange* range, gpointer data) {
DrMrUi* ui = (DrMrUi*)data;
int pidx = GPOINTER_TO_INT(g_object_get_qdata(G_OBJECT(range),ui->pan_quark));
float pan = gtk_range_get_value(range);
ui->write(ui->controller,pidx+DRMR_PAN_ONE,4,0,&pan);
}
static void fill_sample_table(DrMrUi* ui, int samples) {
int row = 0;
int col = 0;
int si;
gchar buf[32];;
GtkRequisition req;
int rows = (samples/ui->cols);
req.width=500;
req.height=500;
gtk_table_resize(ui->sample_table,rows,ui->cols);
for(si = 0;si<samples;si++) {
GtkWidget *frame,*hbox,*gain_vbox,*pan_vbox;
GtkWidget* gain_slider;
GtkWidget* pan_slider;
GtkWidget* gain_label;
GtkWidget* pan_label;
sprintf(buf,"<b>Sample %i</b>",si);
frame = gtk_frame_new(buf);
gtk_label_set_use_markup(GTK_LABEL(gtk_frame_get_label_widget(GTK_FRAME(frame))),true);
gtk_frame_set_shadow_type(GTK_FRAME(frame),GTK_SHADOW_OUT);
hbox = gtk_hbox_new(false,0);
gain_slider = gtk_vscale_new_with_range(GAIN_MIN,6.0,1.0);
g_object_set_qdata (G_OBJECT(gain_slider),ui->gain_quark,GINT_TO_POINTER(si));
g_signal_connect(G_OBJECT(gain_slider),"value-changed",G_CALLBACK(gain_callback),ui);
if (ui->gain_sliders)
ui->gain_sliders[si] = gain_slider;
gtk_range_set_inverted(GTK_RANGE(gain_slider),true);
gtk_scale_set_value_pos(GTK_SCALE(gain_slider),GTK_POS_BOTTOM);
gtk_range_set_value(GTK_RANGE(gain_slider),0.0);
gtk_scale_set_digits(GTK_SCALE(gain_slider),1);
gtk_scale_add_mark(GTK_SCALE(gain_slider),0.0,GTK_POS_RIGHT,"0 dB");
// Hrmm, -inf label is at top in ardour for some reason
//gtk_scale_add_mark(GTK_SCALE(gain_slider),GAIN_MIN,GTK_POS_RIGHT,"-inf");
gain_label = gtk_label_new("Gain");
gain_vbox = gtk_vbox_new(false,0);
pan_slider = gtk_hscale_new_with_range(-1.0,1.0,0.1);
if (ui->pan_sliders)
ui->pan_sliders[si] = pan_slider;
gtk_range_set_value(GTK_RANGE(pan_slider),0);
g_object_set_qdata (G_OBJECT(pan_slider),ui->pan_quark,GINT_TO_POINTER(si));
gtk_scale_add_mark(GTK_SCALE(pan_slider),0.0,GTK_POS_TOP,NULL);
g_signal_connect(G_OBJECT(pan_slider),"value-changed",G_CALLBACK(pan_callback),ui);
pan_label = gtk_label_new("Pan");
pan_vbox = gtk_vbox_new(false,0);
gtk_box_pack_start(GTK_BOX(gain_vbox),gain_slider,true,true,0);
gtk_box_pack_start(GTK_BOX(gain_vbox),gain_label,false,false,0);
gtk_box_pack_start(GTK_BOX(pan_vbox),pan_slider,true,true,0);
gtk_box_pack_start(GTK_BOX(pan_vbox),pan_label,false,false,0);
gtk_box_pack_start(GTK_BOX(hbox),gain_vbox,true,true,0);
gtk_box_pack_start(GTK_BOX(hbox),pan_vbox,true,true,0);
gtk_container_add(GTK_CONTAINER(frame),hbox);
gtk_widget_size_request(frame,&req);
gtk_table_attach_defaults(ui->sample_table,frame,col,col+1,row,row+1);
col++;
if (col >= ui->cols) {
col = 0;
row++;
}
}
}
void kit_combobox_changed(GtkComboBox* box, gpointer data) {
gint new_kit = gtk_combo_box_get_active (GTK_COMBO_BOX(box));
printf("kit changed: %i\n",new_kit);
}
static void fill_kit_combo(GtkComboBoxText* combo, kits* kits) {
int i;
for (i=0;i<kits->num_kits;i++)
gtk_combo_box_text_append_text(combo,kits->kits[i].name);
}
static void build_drmr_ui(DrMrUi* ui) {
GtkWidget *drmr_ui_widget;
GtkWidget *sample_table;
GtkWidget *kit_hbox, *kit_combo_box, *kit_label;
drmr_ui_widget = gtk_vbox_new(false,0);
g_object_set(drmr_ui_widget,"border-width",6,NULL);
sample_table = gtk_table_new(1,1,true);
gtk_table_set_col_spacings(GTK_TABLE(sample_table),5);
gtk_table_set_row_spacings(GTK_TABLE(sample_table),5);
gtk_box_pack_start(GTK_BOX(drmr_ui_widget),sample_table,
true,true,5);
kit_hbox = gtk_hbox_new(false,0);
kit_combo_box = gtk_combo_box_text_new();
kit_label = gtk_label_new("Kit:");
gtk_box_pack_start(GTK_BOX(kit_hbox),kit_label,
false,false,15);
gtk_box_pack_start(GTK_BOX(kit_hbox),kit_combo_box,
true,true,0);
gtk_box_pack_start(GTK_BOX(drmr_ui_widget),kit_hbox,
false,false,5);
ui->drmr_widget = drmr_ui_widget;
ui->sample_table = GTK_TABLE(sample_table);
ui->kit_combo = GTK_COMBO_BOX_TEXT(kit_combo_box);
g_signal_connect(G_OBJECT(kit_combo_box),"changed",G_CALLBACK(kit_combobox_changed),NULL);
gtk_widget_show_all(drmr_ui_widget);
}
static LV2UI_Handle
instantiate(const LV2UI_Descriptor* descriptor,
const char* plugin_uri,
const char* bundle_path,
LV2UI_Write_Function write_function,
LV2UI_Controller controller,
LV2UI_Widget* widget,
const LV2_Feature* const* features) {
DrMrUi *ui = (DrMrUi*)malloc(sizeof(DrMrUi));
int i;
ui->write = write_function;
ui->controller = controller;
ui->drmr_widget = NULL;
*widget = NULL;
build_drmr_ui(ui);
ui->kits = scan_kits();
ui->gain_quark = g_quark_from_string("drmr_gain_quark");
ui->pan_quark = g_quark_from_string("drmr_pan_quark");
ui->gain_sliders = NULL;
ui->pan_sliders = NULL;
ui->cols = 4;
fill_kit_combo(ui->kit_combo, ui->kits);
*widget = ui->drmr_widget;
return ui;
}
static void cleanup(LV2UI_Handle handle) {
DrMrUi* ui = (DrMrUi*)handle;
gtk_widget_destroy(ui->drmr_widget);
free(ui);
}
static void
port_event(LV2UI_Handle handle,
uint32_t port_index,
uint32_t buffer_size,
uint32_t format,
const void* buffer) {
DrMrPortIndex index = (DrMrPortIndex)port_index;
DrMrUi* ui = (DrMrUi*)handle;
if (index == DRMR_KITNUM) {
if (format != 0)
fprintf(stderr,"Invalid format for kitnum: %i\n",format);
else {
int kit = (int)(*((float*)buffer));
int samples = ui->kits->kits[kit].samples;
ui->gain_sliders = malloc(samples*sizeof(GtkWidget*));
ui->pan_sliders = malloc(samples*sizeof(GtkWidget*));
fill_sample_table(ui,samples);
gtk_combo_box_set_active (GTK_COMBO_BOX(ui->kit_combo), kit);
gtk_widget_show_all(GTK_WIDGET(ui->sample_table));
}
}
else if (index >= DRMR_GAIN_ONE &&
index <= DRMR_GAIN_SIXTEEN) {
if (ui->gain_sliders) {
float gain = *(float*)buffer;
GtkRange* range = GTK_RANGE(ui->gain_sliders[index-DRMR_GAIN_ONE]);
gtk_range_set_value(range,gain);
}
}
else if (index >= DRMR_PAN_ONE &&
index <= DRMR_PAN_SIXTEEN) {
if (ui->pan_sliders) {
float pan = *(float*)buffer;
GtkRange* range = GTK_RANGE(ui->pan_sliders[index-DRMR_PAN_ONE]);
gtk_range_set_value(range,pan);
}
}
}
static const void*
extension_data(const char* uri) {
return NULL;
}
static const LV2UI_Descriptor descriptor = {
DRMR_UI_URI,
instantiate,
cleanup,
port_event,
extension_data
};
LV2_SYMBOL_EXPORT
const LV2UI_Descriptor*
lv2ui_descriptor(uint32_t index) {
switch (index) {
case 0:
return &descriptor;
default:
return NULL;
}
}