diff grid.h @ 0:307e5fb699fb

First commit.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/grid.h	Mon Nov 19 12:56:47 2012 +0000
@@ -0,0 +1,80 @@
+//
+//  grid.h
+//  oscSenderExample
+//
+//  Created by Robert Tubb on 03/10/2012.
+//
+//  This is the view onto the zoomable movable grid
+
+#ifndef __oscSenderExample__grid__
+#define __oscSenderExample__grid__
+
+#include <iostream>
+#include "2dvector.h"
+using namespace std;
+
+class Grid {
+private:
+    double scale;        // surface units per pixel
+
+    double maxValue;    // width of entire space
+    double minValue;    // smallest zoom
+    TwoVector topLeft; // top left corner of view, surface coords
+    TwoVector bottomRight;
+    TwoVector size;     // size of view, surface coords
+    TwoVector pixSize; // size of view pixels (ie screen size!)
+    TwoVector centre;
+    bool maxZoom, minZoom;
+    int cubeWidth;    // side of hypercube. 2 for binary coding.
+    int paramsPerDim; // no of parameters per dimension (
+    int codeLength; // the 1d size of the code, determines max extent of single tile, related to params per dim
+    int paramBitDepth; // number of bits for the parameter control data - i.e. always 7 for midi CC
+    vector< vector<bool> > vcode; //
+    vector<int> icode;
+    vector<int> transSeq;
+    int midiCC[10]; // the actual params SHOULD BE INITED FROM 2*paramsPerDim
+    
+// private functions
+    
+    void makeCode();
+    void checkLimits();
+    void viewWasChanged();
+    void checkConsistencies();
+    
+    vector<int> calculateParamsFromCoord(TwoVector coord);
+    TwoVector calculateCoordFromParams(vector<int> params);
+    
+    vector<bool> intToGray(int num, int dimToTravel=3);
+    vector<int> coordTobase32(double coord);
+    vector<int> grayToMidi(vector<vector <bool> > grayCodes);
+    
+    // the inverse stuff
+    int grayToInt(vector<bool>);
+    double base32toCoord(vector<int>);
+    vector<vector <bool> > midiToGray(vector<int>);
+    vector<int> codesToBase32(vector<vector<bool> >);
+    
+    vector<int> walkDiff(vector<bool> left, vector<bool> right); // not used... not worth it!
+    
+    void displayInfo();
+    
+    void setCoord(TwoVector coord);
+public:
+    Grid();
+    ~Grid();
+    void init();
+    void move(int moveX, int moveY); // shift view by pixels
+    void zoom(float factor);
+    
+    void draw();    // draw lines
+    void update(); // change according to zoom
+    
+    vector<int> getParams();
+    TwoVector getCoord();
+    // the inverse stuff
+    void setParams(vector<int>);
+
+    
+};
+
+#endif /* defined(__oscSenderExample__grid__) */