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Diffstat (limited to 'semestre 2/informatique/tme/semaine2/12_droite_points.c')
-rw-r--r--semestre 2/informatique/tme/semaine2/12_droite_points.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/semestre 2/informatique/tme/semaine2/12_droite_points.c b/semestre 2/informatique/tme/semaine2/12_droite_points.c
new file mode 100644
index 0000000..a202e24
--- /dev/null
+++ b/semestre 2/informatique/tme/semaine2/12_droite_points.c
@@ -0,0 +1,34 @@
+#include <cini.h>
+#define WIDTH 400
+#define HEIGHT 400
+
+int position(int a, int b, int x, int y){
+ // t(z) = az+b
+ // y(x) = alpha x + beta
+ int straight_line_y = a*x+b;
+ if (straight_line_y > y) return 1;
+ if (straight_line_y < y) return -1;
+ return 0;
+}
+
+void affiche(int a, int b, int width, int height){
+ for (int x = 0; x < width; x++){
+ for (int y = 0; y < height; y++){
+ int pos = position(a, b, x, y);
+ char* color;
+ if (pos == 1) color = "red";
+ else if (pos == -1) color = "blue";
+ else color = "black";
+ CINI_draw_pixel(x, y, color);
+ }
+ }
+}
+
+int main(){
+ CINI_open_window(WIDTH, HEIGHT, "Hello");
+ CINI_fill_window("white");
+ affiche(1, 0, WIDTH, HEIGHT);
+ CINI_loop();
+ return 0;
+}
+