Workaround to force the redraw when there are targets

Examples/Simple/package.json

@@ -7,6 +7,6 @@
   },
   "dependencies": {
     "gl-react-native": "file:../..",
-    "react-native": "^0.9.0"
+    "react-native": "^0.10.0"
   }
 }

RNGL/GLCanvas.h

@@ -6,6 +6,7 @@
 @property (nonatomic) GLData *data;
 @property (nonatomic) BOOL opaque;
 @property (nonatomic) NSNumber *nbTargets;
+@property (nonatomic) NSNumber *renderId;
 
 - (instancetype)initWithBridge:(RCTBridge *)bridge
                    withContext:(EAGLContext*)context;

RNGL/GLCanvas.m

@@ -61,6 +61,13 @@ NSString* srcResource (id res)
   return src;
 }
 
+- (void)setRenderId:(NSNumber *)renderId
+{
+  if (_nbTargets > 0) {
+    [self setNeedsDisplay];
+  }
+}
+
 - (void)setData:(GLData *)data
 {
   _data = data;
@@ -94,7 +101,7 @@ NSString* srcResource (id res)
       for (GLData *child in data.children) {
         if (fboId == frameIndex) fboId ++;
         fbosMapping[[NSNumber numberWithInt:i]] = [NSNumber numberWithInt:fboId];
-        [children addObject:traverseTree(child, fboId)];
+        [children addObject:weak_traverseTree(child, fboId)];
         fboId ++;
         i ++;
       }
@@ -180,6 +187,7 @@ NSString* srcResource (id res)
 - (void)setNbTargets:(NSNumber *)nbTargets
 {
   [self resizeTargets:[nbTargets intValue]];
+  _nbTargets = nbTargets;
 }
 
 - (void)resizeTargets:(int)n
@@ -245,7 +253,7 @@ NSString* srcResource (id res)
       float h = [renderData.height floatValue] * scale;
       
       for (GLRenderData *child in renderData.children)
-        recDraw(child);
+        weak_recDraw(child);
       
       if (renderData.frameIndex == -1) {
         glBindFramebuffer(GL_FRAMEBUFFER, defaultFBO);

RNGL/GLCanvasManager.m

@@ -21,6 +21,7 @@ RCT_EXPORT_MODULE();
 RCT_EXPORT_VIEW_PROPERTY(nbTargets, NSNumber);
 RCT_EXPORT_VIEW_PROPERTY(opaque, BOOL);
 RCT_EXPORT_VIEW_PROPERTY(data, GLData);
+RCT_EXPORT_VIEW_PROPERTY(renderId, NSNumber);
 
 - (UIView *)view
 {

package.json

@@ -21,7 +21,7 @@
   "dependencies": {
     "invariant": "2.1.0",
     "react-native": ">=0.9.0 <0.11.0",
-    "gl-react-core": "^0.1.0"
+    "gl-react-core": "^0.1.1"
   },
   "devDependencies": {
     "eslint": "^1.2.1",

src/View.js

@@ -23,13 +23,14 @@ const renderVtarget = function (style, width, height, id, children) {
   return <View style={[ childrenStyle, style ]}>{children}</View>;
 };
 
-const renderVGL = function (props, width, height, data, nbTargets) {
+const renderVGL = function (props, width, height, data, nbTargets, renderId) {
   return <GLCanvas
     ref="native"
     {...props}
     style={{ ...props.style, width, height }}
     data={data}
     nbTargets={nbTargets}
+    renderId={renderId}
   />;
 };