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-rw-r--r--audioin/src/ofApp.cpp23
-rw-r--r--audioin/src/ofApp.h15
2 files changed, 32 insertions, 6 deletions
diff --git a/audioin/src/ofApp.cpp b/audioin/src/ofApp.cpp
index 4535c3c..cf454ce 100644
--- a/audioin/src/ofApp.cpp
+++ b/audioin/src/ofApp.cpp
@@ -9,7 +9,9 @@ void ofApp::setup(){
ofEnableAlphaBlending();
ofSetVerticalSync(true);
- blockSize = SAMPLERATE / (frameRate*20); //200
+ blockSize = SAMPLERATE / (frameRate*10); //80
+
+ ofSoundStreamListDevices();
soundStream.setup(this,0, 1, SAMPLERATE, blockSize, 1);
@@ -17,6 +19,8 @@ void ofApp::setup(){
vScale=3.0f;
hScale=8.0f;
+
+ lineWidth=2.0f;
}
void ofApp::update(){
@@ -30,6 +34,8 @@ int frameNum=0;
void ofApp::draw(){
ofBackground(0);
+ ofSetLineWidth(lineWidth);
+
ofPushMatrix();
ofTranslate(0,ofGetHeight()/2);
@@ -37,16 +43,19 @@ void ofApp::draw(){
ofScale(1.0f,ofGetHeight()*vScale);
ofPolyline line;
+
+
line.addVertex(0,buffer[0]);
float i=0.0f;
while (i<ofGetWidth()){
+ i+=max(1.0f,hScale);
line.curveTo(i,buffer[(int)i]);
- i+=hScale;
}
line.draw();
+
ofPopMatrix();
frameNum++;
@@ -98,6 +107,16 @@ void ofApp::keyPressed(int key){
ofLog()<< "hScale: "<<hScale;
break;
}
+ case ']':{
+ lineWidth*=1.1f;
+ ofLog()<< "lineWidth: "<<lineWidth;
+ break;
+ }
+ case '[':{
+ lineWidth/=1.1f;
+ ofLog()<< "lineWidth: "<<lineWidth;
+ break;
+ }
default:
break;
}
diff --git a/audioin/src/ofApp.h b/audioin/src/ofApp.h
index cecc23e..d62dfa0 100644
--- a/audioin/src/ofApp.h
+++ b/audioin/src/ofApp.h
@@ -2,26 +2,31 @@
#include "ofMain.h"
-#include <baudvine/ringbuf.h>
+//#include <baudvine/ringbuf.h>
#define SAMPLERATE 48000
#define min(a,b) (a<b?a:b)
+#define max(a,b) (a>b?a:b)
class Buffer{
public:
Buffer(size_t sz=0){
if (sz){
data =new float[sz];
+ memset(data,0,sz*sizeof(float));
size=sz;
}
+ else data=NULL;
}
~Buffer(){
- delete data;
+ if (data){
+ //delete[] data; //why is this throwing an error
+ }
}
void add(float * input, int num){
- memcpy(&data[writePoint],input,min(num,size-writePoint)*4);
+ memcpy(&data[writePoint],input,min(num,size-writePoint)*sizeof(float));
if (size-writePoint<num){
- memcpy(data,&input[size-writePoint],(num-(size-writePoint))*4);
+ memcpy(data,&input[(size-writePoint)],(num-(size-writePoint))*sizeof(float));
writePoint=num-(size-writePoint);
}
else writePoint+=num;
@@ -65,4 +70,6 @@ class ofApp : public ofBaseApp{
float hScale;
float vScale;
+
+ float lineWidth;
};