Comments on: C Program to implement Hermite curves for a given set of control points. https://studentprojects.in/software-development/c-tutorials/c/graphics/c-program-to-implement-hermite-curves-for-a-given-set-of-control-points/ Microcontroller projects, Circuit Diagrams, Project Ideas Sat, 03 Nov 2012 15:06:06 +0000 hourly 1 https://wordpress.org/?v=6.1.7 By: gaurav https://studentprojects.in/software-development/c-tutorials/c/graphics/c-program-to-implement-hermite-curves-for-a-given-set-of-control-points/comment-page-1/#comment-9144 Sat, 03 Nov 2012 15:06:06 +0000 http://studentprojects.in/?p=836#comment-9144 #include
#include
int line1(int,int,int,int);
void hermite(int x1,int y1,int x2,int y2,float slope1,float slope2)
{
float x,y;
float u;
for(u=0.00;u<=1.0;u+=0.001)
{
x=(2*u*u*u-3*u*u+1)*x1+(-2*u*u*u+3*u*u)*x2+(u*u*u-2*u*u+u)*slope1*x1+(u*u*u-u*u)*slope2*x2;
y=(2*u*u*u-3*u*u+1)*y1+(-2*u*u*u+3*u*u)*y2+(u*u*u-2*u*u+u)*slope1*x1+(u*u*u-u*u)*slope2*x2;
putpixel(20+(int)(x+0.5),240-(int)(y+0.5),RED);
}
}

int main()
{
int gd=DETECT,gm;
initgraph(&gd,&gm,"c:\\tc\\bgi");
int i,j,k,l,m,n,x,y,z;
//hermite(10,10,100,100,3,4);
hermite(100,50,100,100,0.9,-1);
line1(100,0,100,100);
line1(100,50,120,0);

line1(140,0,150,100);
line1(150,100,160,0);
line1(145,50,155,50);

line1(180,0,180,100);
line1(180,100,200,0);
line1(200,0,200,100);

line1(220,0,230,100);
line1(230,100,240,0);
line1(225,50,235,50);

getch();
closegraph();
return 0;

}
int line1(int x1,int y1,int x2,int y2)
{
setcolor(RED);
line(20+x1,240-y1,20+x2,240-y2);
return 0;
}

]]> By: gaurav https://studentprojects.in/software-development/c-tutorials/c/graphics/c-program-to-implement-hermite-curves-for-a-given-set-of-control-points/comment-page-1/#comment-9142 Sat, 03 Nov 2012 14:06:08 +0000 http://studentprojects.in/?p=836#comment-9142 its not working.

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