fix: update canvas real-time

src/ui/vektorcanvas.c

@@ -168,7 +168,7 @@ static gboolean render(GtkGLArea* a, GdkGLContext* ctx, VektorCanvasRenderInfo*
 
     // PASS 2 - draw selection quads
     if (vb.count > shape_vertex_count) {
-        float time = g_get_monotonic_time() / 1000000.0f;
+        float time = (g_get_monotonic_time() - renderInfo->startupTime) / 10000000.0f;
 
         // re-fetch bbox (we know a shape is selected)
         VektorBBox bbox = vektor_primitive_get_bbox(

src/ui/vektorcanvas.h

@@ -21,6 +21,7 @@ typedef struct VektorCanvas {
 } VektorCanvas;
 
 typedef struct VektorCanvasRenderInfo {
+    gint64 startupTime;
     VektorShapeBuffer* shapes;
     
     // a pointer to appstate->selectedShape