Added gl.getProgramInfoLog(shader) when linking of the shaders goes wrong

Author: antonin-lebrard

tutorial/sample2/webgl-demo.js

@@ -152,7 +152,7 @@ function initShaders() {
   // If creating the shader program failed, alert
 
   if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
-    alert("Unable to initialize the shader program.");
+    alert("Unable to initialize the shader program: " + gl.getProgramInfoLog(shader));
   }
 
   gl.useProgram(shaderProgram);
@@ -243,4 +243,4 @@ function setMatrixUniforms() {
 
   var mvUniform = gl.getUniformLocation(shaderProgram, "uMVMatrix");
   gl.uniformMatrix4fv(mvUniform, false, new Float32Array(mvMatrix.flatten()));
-}
+}

tutorial/sample3/webgl-demo.js

@@ -175,7 +175,7 @@ function initShaders() {
   // If creating the shader program failed, alert
 
   if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
-    alert("Unable to initialize the shader program.");
+    alert("Unable to initialize the shader program: " + gl.getProgramInfoLog(shader));
   }
 
   gl.useProgram(shaderProgram);
@@ -269,4 +269,4 @@ function setMatrixUniforms() {
 
   var mvUniform = gl.getUniformLocation(shaderProgram, "uMVMatrix");
   gl.uniformMatrix4fv(mvUniform, false, new Float32Array(mvMatrix.flatten()));
-}
+}

tutorial/sample4/webgl-demo.js

@@ -214,7 +214,7 @@ function initShaders() {
   // If creating the shader program failed, alert
 
   if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
-    alert("Unable to initialize the shader program.");
+    alert("Unable to initialize the shader program: " + gl.getProgramInfoLog(shader));
   }
 
   gl.useProgram(shaderProgram);
@@ -335,4 +335,4 @@ function mvRotate(angle, v) {
 
   var m = Matrix.Rotation(inRadians, $V([v[0], v[1], v[2]])).ensure4x4();
   multMatrix(m);
-}
+}

tutorial/sample5/webgl-demo.js

@@ -288,7 +288,7 @@ function initShaders() {
   // If creating the shader program failed, alert
 
   if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
-    alert("Unable to initialize the shader program.");
+    alert("Unable to initialize the shader program: " + gl.getProgramInfoLog(shader));
   }
 
   gl.useProgram(shaderProgram);
@@ -409,4 +409,4 @@ function mvRotate(angle, v) {
 
   var m = Matrix.Rotation(inRadians, $V([v[0], v[1], v[2]])).ensure4x4();
   multMatrix(m);
-}
+}

tutorial/sample6/webgl-demo.js

@@ -321,7 +321,7 @@ function initShaders() {
   // If creating the shader program failed, alert
 
   if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
-    alert("Unable to initialize the shader program.");
+    alert("Unable to initialize the shader program: " + gl.getProgramInfoLog(shader));
   }
 
   gl.useProgram(shaderProgram);
@@ -441,4 +441,4 @@ function mvRotate(angle, v) {
   var inRadians = angle * Math.PI / 180.0;
   var m = Matrix.Rotation(inRadians, $V([v[0], v[1], v[2]])).ensure4x4();
   multMatrix(m);
-}
+}

tutorial/sample7/webgl-demo.js

@@ -371,7 +371,7 @@ function initShaders() {
   // If creating the shader program failed, alert
 
   if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
-    alert("Unable to initialize the shader program.");
+    alert("Unable to initialize the shader program: " + gl.getProgramInfoLog(shader));
   }
 
   gl.useProgram(shaderProgram);
@@ -498,4 +498,4 @@ function mvRotate(angle, v) {
   var inRadians = angle * Math.PI / 180.0;
   var m = Matrix.Rotation(inRadians, $V([v[0], v[1], v[2]])).ensure4x4();
   multMatrix(m);
-}
+}