added rotation matrix to the bizear curves

source/main.c

@@ -119,7 +119,10 @@ int main (int argc, char *argv[]) {
     unsigned char keyPressed = 0;
 
     branch b = {
-        .startPos = (struct tart_vec2){term_current_size().x/2,term_current_size().y- 10},
+        .startPos = (nomi_vec2){term_current_size().x/2.0,term_current_size().y/2.0},
+    };
+    branch b1 = {
+        .startPos = (nomi_vec2){30,term_current_size().y- 10},
     };
 
 
@@ -149,12 +152,12 @@ int main (int argc, char *argv[]) {
     for (;!__Close__;) { 
         // LOOP START
 
+        tart_restore_window(&window);
+        tart_restore_buffer(tart_get_buffer(&window, 0));
         
 
         if(keyPressed) {
             tart_draw_window(&window, 0);
-            tart_restore_window(&window);
-            tart_restore_buffer(tart_get_buffer(&window, 0));
 
             char c = term_tinput();
 
@@ -260,6 +263,7 @@ int main (int argc, char *argv[]) {
 
         
         DrawBranch(&b, &window, 0);
+        //DrawBranch(&b1, &window, 0);
 
         tart_draw_window(&window, 0);
         if(mode == COMMAND_MODE) {