more working

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "src/survex"]
-	path = src/survex
-	url = git@github.com:ojwb/survex.git

src/img.go

@@ -6,17 +6,61 @@ package main
 */
 import "C"
 import (
-	"fmt"
+//	"encoding/json"
-	//	"unsafe"
+//	"fmt"
 )
 
-func Test() {
+var pimg *C.img
-	filename := C.CString("Skydusky.3d")
+
-	pimg := C.img_open_survey(filename, nil)
+type img struct {
-	//	for C.img_read_item(((*C.CStruct)(unsafe.Pointer(pimg))), ((*C.CStruct)(unsafe.Pointer((&pimg.mv))))) != C.img_BAD {
+	ImgReadCode int     `json:"imgReadCode"`
-	for C.img_read_item(pimg, &pimg.mv) != C.img_BAD {
+	Title       string  `json:"title"`
-		if pimg.label != nil {
+	MvX         float64 `json:"mv_x"`
-			fmt.Println(C.GoString(pimg.label))
+	MvY         float64 `json:"mv_y"`
+	MvZ         float64 `json:"mv_z"`
+}
+
+func ImgOpen(filename string) interface{} {
+	pimg = C.img_open_survey(C.CString(filename), nil)
+	//	fmt.Println(C.GoFloat64(pimg.mv.x))
+
+	if pimg.title == nil {
+		return img{
+			ImgReadCode: 0,
+			Title:       "NULL",
+			MvX:         float64(pimg.mv.x),
+			MvY:         float64(pimg.mv.y),
+			MvZ:         float64(pimg.mv.z),
+		}
+	} else {
+		return img{
+			ImgReadCode: 0,
+			Title:       C.GoString(pimg.title),
+			MvX:         float64(pimg.mv.x),
+			MvY:         float64(pimg.mv.y),
+			MvZ:         float64(pimg.mv.z),
+		}
+	}
+}
+
+func ImgReadItem() img {
+	img_read_code := C.img_read_item(pimg, &pimg.mv)
+
+	if pimg.title == nil {
+		return img{
+			ImgReadCode: int(img_read_code),
+			Title:       "NULL",
+			MvX:         float64(pimg.mv.x),
+			MvY:         float64(pimg.mv.y),
+			MvZ:         float64(pimg.mv.z),
+		}
+	} else {
+		return img{
+			ImgReadCode: int(img_read_code),
+			Title:       C.GoString(pimg.title),
+			MvX:         float64(pimg.mv.x),
+			MvY:         float64(pimg.mv.y),
+			MvZ:         float64(pimg.mv.z),
 		}
 	}
 }

src/main.go

@@ -17,7 +17,6 @@ var staticFiles embed.FS
 
 func main() {
 	log.SetFlags(log.Lshortfile)
-	Test()
 
 	/* Web Server */
 	http.Handle("/static/", http.FileServer(http.FS(staticFiles)))
@@ -38,6 +37,11 @@ func main() {
 	if err != nil {
 		log.Fatal(err)
 	}
+
+	/* IMG */
+	ui.Bind("img_open", ImgOpen)
+	ui.Bind("img_read_item", ImgReadItem)
+
 	defer ui.Close()
 	<-ui.Done()
 }

src/static/kavea.js

@@ -0,0 +1,51 @@
+const canvas = document.getElementById("renderCanvas"); // Get the canvas element
+const engine = new BABYLON.Engine(canvas, true); // Generate the BABYLON 3D engine
+
+// Add your code here matching the playground format
+const createScene = function () {
+
+    const scene = new BABYLON.Scene(engine);  
+
+    BABYLON.SceneLoader.ImportMeshAsync("", "https://assets.babylonjs.com/meshes/", "box.babylon");
+
+    const camera = new BABYLON.ArcRotateCamera("camera", -Math.PI / 2, Math.PI / 2.5, 15, new BABYLON.Vector3(0, 0, 0));
+    camera.attachControl(canvas, true);
+    const light = new BABYLON.HemisphericLight("light", new BABYLON.Vector3(1, 1, 0));
+
+    return scene;
+};
+
+
+const scene = createScene(); //Call the createScene function
+
+// Register a render loop to repeatedly render the scene
+engine.runRenderLoop(function () {
+        scene.render();
+});
+
+// Watch for browser/canvas resize events
+window.addEventListener("resize", function () {
+        engine.resize();
+});
+
+
+/* IMG */
+let pimg = img_open('Skydusky.3d')
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))
+pimg = img_read_item()
+pimg.then(o => console.log(o.label))

src/survex

@@ -1 +0,0 @@
-Subproject commit 738af383b59aff8ffd2056a3228418f4d3201054

src/templates/index.html.tmpl

@@ -8,37 +8,6 @@
 </head>
 <body>
     <canvas id="renderCanvas"></canvas>
-
+    <script src="/static/kavea.js"></script>
-    <script>
-        const canvas = document.getElementById("renderCanvas"); // Get the canvas element
-        const engine = new BABYLON.Engine(canvas, true); // Generate the BABYLON 3D engine
-
-        // Add your code here matching the playground format
-        const createScene = function () {
-    
-            const scene = new BABYLON.Scene(engine);  
-
-            BABYLON.SceneLoader.ImportMeshAsync("", "https://assets.babylonjs.com/meshes/", "box.babylon");
-
-            const camera = new BABYLON.ArcRotateCamera("camera", -Math.PI / 2, Math.PI / 2.5, 15, new BABYLON.Vector3(0, 0, 0));
-            camera.attachControl(canvas, true);
-            const light = new BABYLON.HemisphericLight("light", new BABYLON.Vector3(1, 1, 0));
-
-            return scene;
-        };
-
-
-        const scene = createScene(); //Call the createScene function
-
-        // Register a render loop to repeatedly render the scene
-        engine.runRenderLoop(function () {
-                scene.render();
-        });
-
-        // Watch for browser/canvas resize events
-        window.addEventListener("resize", function () {
-                engine.resize();
-        });
-    </script>
 </body>
 </html>