File content as of revision 19:8e9fe7d25b9c:

#include "renderclass.h"
#include "mbed.h"
#include "laserProjectorHardware.h"
#include <vector>

Ticker translationTimer;

//for translating -----------------------------------------------------------------

inline void render::shearing(point2dl& dataBefore)
{
    dataBefore.x = dataBefore.x ;//+ speed * cos(angle) * timer_v.read_us()/st/1000;
    dataBefore.y = dataBefore.y ;//+ speed * sin(angle) * timer_v.read_us()/st/1000;

}

inline void render::rotation(point2dl& dataBefore)
{
    int x=dataBefore.x;
    dataBefore.x = cos(angle)*x - sin(angle)*dataBefore.y;
    dataBefore.y = sin(angle)*x + cos(angle)*dataBefore.y;
}
//----------------------------------------------------------------------------------

void render::startRender()
{
    renderTimer.attach_us(this, &render::draw,RENDER_INTERVAL);
    pc.printf("render started!\n");
}

void render::stopRender()
{
    renderTimer.detach();
    translated.clear();
    currentLetters=0;
    currentPoints=0;
}

void render::setRender(vector<letter> *p)
{
    ptext = p;
    pc.printf("Size of text to render: %d/n", (*ptext).size() );
    //for(int i=0; i!=(*ptext).size(); i++){
    for(std::vector<letter>::iterator itr = (*ptext).begin(); itr != (*ptext).end(); ++itr) {
        translated.push_back(*itr);
         pc.printf("moving...." );
    }                                            //copy the liblary to the buffer.
    
    
    currentLetters=0;
    currentPoints=0;
}


void render::updateSpeed(float gspeed, float gangle){
    speed = gspeed;
    angle = gangle;
    
    //speed=sqrt(vx*vx+vy*vy);//*factorSpeed;
    //angle=atan2(vy,vx);
}
float t=0;
void render::draw()
{
    if(translated.size()>0){
    point2dl drawPoint=translated[currentLetters].letpoints[currentPoints];
    transform(drawPoint); // transform it with the current speed and angle
    pc.printf("%d, %d, %d \n" , (int)drawPoint.x, (int)drawPoint.y, (int)drawPoint.laserSwitch);
    //IO.setRedPower(drawPoint.laserSwitch);
    IO.writeOutXY(CENTER_AD_MIRROR_X+ 4*(int)drawPoint.x , CENTER_AD_MIRROR_Y - 4*(int)drawPoint.y);
    
    
    if(currentPoints>0) IO.setRedPower(translated[currentLetters].letpoints[currentPoints-1].laserSwitch);
    else                IO.setRedPower(0);              ///laserswitch txt library needs to rewrite..........?\(>o<)/?

    currentPoints++;
    
    if(currentPoints >= translated[currentLetters].letpoints.size() ) {
        currentLetters++;
        currentPoints = 0;
        
        renderTimer.detach();
        wait_us(RENDER_INTERVAL);
        IO.setRedPower(0);
        wait_us(RENDER_INTERVAL*40);
        renderTimer.attach_us(this, &render::draw,RENDER_INTERVAL);
    }
    if(currentLetters >= translated.size()) {
        currentLetters = 0;
        currentPoints = 0;
        renderTimer.detach();
        wait_us(RENDER_INTERVAL);
        IO.setRedPower(0);
        wait_us(RENDER_INTERVAL*20);
        renderTimer.attach_us(this, &render::draw,RENDER_INTERVAL);
    }
    }
}

void render::transform(point2dl& mypoint)
{
    rotation(mypoint);
    shearing(mypoint);
}

/*
void render::translating(float speed, float angle)  //DO when get the speed and angle data.
{
    for (int i = 0; i > 10;  i++) {
        int j=0;
        if(currentPoints + j > (*ptext)[currentLetters].letpoints.size()) {
            currentPoints = 0;
            currentLetters++;
            j=0;
        }
        if(currentLetters > (*ptext).size()) break;

        point2dl bufferRotate = rotation((*ptext)[currentLetters].letpoints[currentPoints]);
        point2dl bufferShear = shearing(bufferRotate);

        translated[currentLetters].letpoints[currentPoints] = bufferShear;

        j++;
    }
}*/