Move noodle correctly when the node it's connected to moves

include/nodes.h

@@ -8,6 +8,7 @@
 #define IO_INPUT_COUNT 0
 #define OP_INPUT_COUNT 2
 #define EMPTY_NODE 0
+#define NODE_START 1
 
 typedef i32 (*node_func)(i32 a, i32 b);
 typedef enum node_type node_type;

src/compositor.c

@@ -153,7 +153,7 @@ i32 run_main_loop(void) {
       }
     }
 
-    for (u64 i = 0; i < comp.count; ++i) {
+    for (u64 i = NODE_START; i <= comp.count; ++i) {
       node *node_elem = &(comp.nodes[i]);
 
       f64 angle = 90.0;
@@ -178,7 +178,7 @@ i32 run_main_loop(void) {
           ndl->ln.p0.y += comp.ctx.rel_y;
           break;
         case NOODLE_ACTION_RELEASED:
-          for (u64 k = 0; k < comp.count; ++k) {
+          for (u64 k = NODE_START; k <= comp.count; ++k) {
             if (k == i) {
               continue;
             }
@@ -228,6 +228,25 @@ i32 run_main_loop(void) {
           ndl->ln.p1.x += comp.ctx.rel_x;
           ndl->ln.p1.y += comp.ctx.rel_y;
         }
+
+        for (u64 j = NODE_START; j <= comp.count; ++j) {
+          if (j == i) {
+            continue;
+          }
+
+          node *nd = &(comp.nodes[j]);
+          if (nd->inputs == 0) {
+            continue;
+          }
+
+          for (u64 k = 0; k < nd->inputs; ++k) {
+            noodle *ndl = &(nd->noodles[k]);
+            if (ndl->connected_node == i) {
+              ndl->ln.p0.x += comp.ctx.rel_x;
+              ndl->ln.p0.y += comp.ctx.rel_y;
+            }
+          }
+        }
       }
     }