Computer Graphics using C Examples with Output
Computer Graphics with C Examples 01. Program for drawing line using DDA line drawing method. C Code /* DDA - Digital Differential Analyzer (DDA) algorithm is an incremental scan conversion method of line drawing. DDA is used for linear interpolation of variables ovar an interval between start and end point. It is used for rasterization of lines, triangles and polygons. */ // Drawing a line using DDA Algorithm #include<stdio.h> #include<conio.h> #include<graphics.h> #include<math.h> int main(){ int x1, y1, x2, y2, i; float x, y, dx, dy, length; int gd = DETECT, gm; // Initialise Graphics mode detectgraph(&gd, &gm); initgraph(&gd, &gm, "C:\\TURBOC3\\BGI"); // Step 1 : Read two end points P1(x1, y1) and P2(x2, y2) printf(" Enter First Point : "); scanf("%d%d", &x1, &y1); printf(" Enter Second Point : "); scanf("%d%d", &x2, ...