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/*

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 */

#include <kernel/kern.h>

#include <tracer.h>

#define PWCET_Automatic_Ipoint(a) TRACER_LOGEVENT(FTrace_EVT_ipoint,(a),0);

/* here are the bezier curves defined

format:

{startpoint, endpoint, controlpoint1, controlpoint}

.

.

. */

int curveno = 20;

int data[20][4][2] = {

        {{123,321},{ 23,432},{345,120},{123, 98}},

        {{567, 31},{ 23, 24},{ 35,421},{123,398}},

        {{  0, 21},{623,532},{145,323},{153, 68}},

        {{253,321},{ 23,432},{745,525},{423,198}},

        {{123,456},{ 23,482},{  0,123},{123,128}},

        {{322, 21},{223,232},{ 45,224},{123,98}},

        {{423, 32},{123,332},{144,329},{123,98}},

        {{276, 35},{ 23,492},{476,423},{123,98}},

        {{783,121},{723,139},{ 78,528},{123,98}},

        {{723,221},{623, 98},{734,683},{123,98}},

        {{ 60,421},{523,132},{364,753},{123,98}},

        {{100,521},{423,432},{633,623},{123,98}},

        {{ 23,371},{323,599},{343,533},{123,98}},

        {{123,123},{123,  0},{343,403},{123,98}},

        {{253,321},{490, 32},{347,393},{123,98}},

        {{ 68,321},{260,272},{674,283},{123,98}},

        {{500,321},{245,373},{ 98,173},{123,98}},

        {{423,321},{198,532},{306, 63},{123,98}},

        {{197,321},{203,432},{307,443},{123,98}},

        {{143,321},{293,132},{334,393},{123,98}}

};

#define STEPWIDTH 0.01 /* draws 1/STEPWIDTH +1 points between SP and EP */

#define XSIZE 800

#define YSIZE 600

char screen[YSIZE][XSIZE];

int xco[4],yco[4];

void init()

{ /*FB1*/PWCET_Automatic_Ipoint( 3157);   /*FB2*/{

        int y,x;

         { /*forx1*/for (x = 0; x < XSIZE;x++)  { /*forx2*/PWCET_Automatic_Ipoint( 3158);    /*forx3*/{

                 { /*forx1*/for (y = 0;y < YSIZE;y++)  { /*forx2*/PWCET_Automatic_Ipoint( 3159);    /*forx3*/{

                        screen[y][x] = 255;

                } } /*forx4*/PWCET_Automatic_Ipoint( 3160);    /*forx5*/ } /*forx6*/

        } } /*forx4*/PWCET_Automatic_Ipoint( 3161);    /*forx5*/ } /*forx6*/

}PWCET_Automatic_Ipoint( 3162);   /*FB3*/} /*FB4*/

void rand_init()

{ /*FB1*/PWCET_Automatic_Ipoint( 33519);   /*FB2*/{

        int i,j,x,y;

         { /*forx1*/for (i=0;i<20;i++)

                 { /*forx1*/ { /*forx2*/PWCET_Automatic_Ipoint( 33520);    /*forx3*/for (j=0;j<4;j++)  { /*forx2*/PWCET_Automatic_Ipoint( 33521);    /*forx3*/{

                        x=rand()%XSIZE;

                        y=rand()%YSIZE;

                        data[i][j][0]=x;

                        data[i][j][1]=y;

                } } /*forx4*/PWCET_Automatic_Ipoint( 33522);    /*forx5*/ } /*forx6*/ } /*forx4*/PWCET_Automatic_Ipoint( 33523);    /*forx5*/ } /*forx6*/

}PWCET_Automatic_Ipoint( 33524);   /*FB3*/} /*FB4*/

void pepe(){ /*FB1*/PWCET_Automatic_Ipoint( 64662);   /*FB2*/{

  int a;

    a=a+2;

  }PWCET_Automatic_Ipoint( 64663);   /*FB3*/} /*FB4*/

int bezier()

{ /*FB1*/PWCET_Automatic_Ipoint( 23955);   /*FB2*/{

        int i,y,x;

  float k;

  init();

         { /*forx1*/for (i = 0;i < curveno;i++)  { /*forx2*/PWCET_Automatic_Ipoint( 23956);    /*forx3*/{

                xco[3] = data[i][0][0];

                yco[3] = data[i][0][1];

                xco[2] = 3*(data[i][2][0] - data[i][0][0]);

                yco[2] = 3*(data[i][2][1] - data[i][0][1]);

                xco[1] = 3*(data[i][3][0] - data[i][2][0]) - xco[2];

                yco[1] = 3*(data[i][3][1] - data[i][2][1]) - yco[2];

                xco[0] = data[i][1][0] - data[i][0][0] - xco[2]- xco[1];

                yco[0] = data[i][1][1] - data[i][0][1] - yco[2]- yco[1];

                 { /*forx1*/for (k = 0;k <=1;k+=0.01)  { /*forx2*/PWCET_Automatic_Ipoint( 23957);    /*forx3*/{

                        x = (int)(((float)xco[0]*k*k*k)+((float)xco[1]*k*k)+((float)xco[2]*k)+(float)xco[3]);

                        y = (int)(((float)yco[0]*k*k*k)+((float)yco[1]*k*k)+((float)yco[2]*k)+(float)yco[3]);

                        if ((x < XSIZE)&&(x > 0)&&(y < YSIZE)&&(y > 0))  { /*if1*/ PWCET_Automatic_Ipoint( 23958);    /*if2*/ {

                                screen[y][x] = 0;

                        } } /*if3*/ PWCET_Automatic_Ipoint( 23959);    /*ifxxx2*/

                } } /*forx4*/PWCET_Automatic_Ipoint( 23960);    /*forx5*/ } /*forx6*/

        } } /*forx4*/PWCET_Automatic_Ipoint( 23961);    /*forx5*/ } /*forx6*/

  if (1==0) { /*if1*/ PWCET_Automatic_Ipoint( 23962);    /*if2*/ {

    k++;

    pepe();

  } } /*if3*/ PWCET_Automatic_Ipoint( 23963);    /*ifxxx2*/

         { /*returnE1*/PWCET_Automatic_Ipoint( 23964);    /*returnE2*/return 0; } /*returnE3*/

}PWCET_Automatic_Ipoint( 23965);   /*FB3*/} /*FB4*/

int instrumented_function(){ /*FB1*/PWCET_Automatic_Ipoint( 18549);   /*FB2*/{

        rand_init();

        bezier();

         { /*returnE1*/PWCET_Automatic_Ipoint( 18550);    /*returnE2*/return 0; } /*returnE3*/

}PWCET_Automatic_Ipoint( 18551);   /*FB3*/} /*FB4*/