getProgramParameter(LINK_STATUS)

2 files changed, 11 insertions, 5 deletions

diff --git a/src/webGLClient.js b/src/webGLClient.js
index 1c34f12d..663c693a 100644
--- a/src/webGLClient.js
+++ b/src/webGLClient.js
@@ -9,6 +9,7 @@ function WebGLClient() {
 
   function fixArgs(command, args) {
     switch (command) {
+      case 'getProgramParameter':
       case 'getShaderParameter':
       case 'uniform4fv':
       case 'uniformMatrix4fv':
@@ -46,8 +47,8 @@ function WebGLClient() {
         var args = fixArgs(command, buffer.slice(i, i+numArgs));
         i += numArgs;
         //dump('issue+: ' + command + '(' + args + '), ' + numArgs + '\n');
-        if (command === 'getShaderParameter') {
-          assert(ctx.getShaderParameter(args[0], args[1]), 'we cannot handle errors, we are async proxied WebGL');
+        if (command === 'getShaderParameter' || command === 'getProgramParameter') {
+          assert(ctx[command](args[0], args[1]), 'we cannot handle errors, we are async proxied WebGL');
         } else {
           ctx[command].apply(ctx, args);
         }
diff --git a/src/webGLWorker.js b/src/webGLWorker.js
index 997f79d8..a7731767 100644
--- a/src/webGLWorker.js
+++ b/src/webGLWorker.js
@@ -573,10 +573,15 @@ function WebGLWorker() {
     });
   };
   this.getProgramParameter = function(program, name) {
-    if (name === this.ACTIVE_UNIFORMS) {
-      return program.uniformVec.length;
+    switch (name) {
+      case this.ACTIVE_UNIFORMS: return program.uniformVec.length;
+      case this.LINK_STATUS: {
+        // optimisticaly return success; client will abort on an actual error. we assume an error-free async workflow
+        commandBuffer.push('getProgramParameter', program.id, name);
+        return true;
+      }
+      default: throw 'bad getProgramParameter ' + revname(name);
     }
-    throw 'bad getProgramParameter ' + revname(name);
   };
   this.getActiveUniform = function(program, index) {
     var name = program.uniformVec[index];