From cfa29b0022bcb08eb535e89af99260c05e536953 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Sat, 27 Apr 2013 21:02:19 +0200
Subject: [PATCH 1/3] Strip debug classes when compiling

---
 buildcfg/base.json | 45 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

diff --git a/buildcfg/base.json b/buildcfg/base.json
index f6c8eee60f..10924bb5e8 100644
--- a/buildcfg/base.json
+++ b/buildcfg/base.json
@@ -50,11 +50,54 @@
 
   "mode": "ADVANCED",
 
+  "name-suffixes-to-strip": [
+    "logger",
+    "logger_"
+  ],
+
   "paths": [
     "../build/src/internal/src",
     "../src"
   ],
 
-  "treat-warnings-as-errors": false
+  "treat-warnings-as-errors": false,
+
+  "type-prefixes-to-strip": [
+    "goog.asserts",
+    "goog.debug.Console",
+    "goog.debug.DebugWindow",
+    "goog.debug.DevCss",
+    "goog.debug.DivConsole",
+    "goog.debug.EntryPointMonitor",
+    "goog.debug.ErrorHandler",
+    "goog.debug.ErrorReporter",
+    "goog.debug.FancyWindow",
+    "goog.debug.Formatter",
+    "goog.debug.FpsDisplay",
+    "goog.debug.GcDiagnostics",
+    "goog.debug.HtmlFormatter",
+    "goog.debug.LogBuffer",
+    "goog.debug.LogManager",
+    "goog.debug.LogRecord",
+    "goog.debug.Logger",
+    "goog.debug.RelativeTimeProvider",
+    "goog.debug.TextFormatter",
+    "goog.debug.Trace",
+    "goog.debug.catchErrors",
+    "goog.debug.deepExpose",
+    "goog.debug.enhanceError",
+    "goog.debug.entryPointRegistry",
+    "goog.debug.errorHandlerWeakDep",
+    "goog.debug.expose",
+    "goog.debug.exposeArray",
+    "goog.debug.exposeException",
+    "goog.debug.getFunctionName",
+    "goog.debug.getStacktrace",
+    "goog.debug.getStacktraceSimple",
+    "goog.debug.logRecordSerializer",
+    "goog.debug.makeWhitespaceVisible",
+    "goog.debug.normalizeErrorObject",
+    "goog.debug.reflect"
+  ]
 
 }

From 37ef03c9569e33fef9a2137810e9a1f907e2f281 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Mon, 29 Apr 2013 12:50:37 +0200
Subject: [PATCH 2/3] Re-enable logging

---
 src/ol/map.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/ol/map.js b/src/ol/map.js
index 1f8d2ac87c..616ed73c0c 100644
--- a/src/ol/map.js
+++ b/src/ol/map.js
@@ -12,6 +12,9 @@ goog.require('goog.array');
 goog.require('goog.asserts');
 goog.require('goog.async.AnimationDelay');
 goog.require('goog.async.Delay');
+goog.require('goog.debug.Console');
+goog.require('goog.debug.Logger');
+goog.require('goog.debug.Logger.Level');
 goog.require('goog.dispose');
 goog.require('goog.dom');
 goog.require('goog.dom.TagName');
@@ -1063,3 +1066,12 @@ ol.RendererHints.createFromQueryData = function(opt_queryData) {
 
 
 ol.projection.addCommonProjections();
+
+
+if (goog.DEBUG) {
+  (function() {
+    goog.debug.Console.autoInstall();
+    var logger = goog.debug.Logger.getLogger('ol');
+    logger.setLevel(goog.debug.Logger.Level.FINEST);
+  })();
+}

From 1ff8df893661b8c97fc770a2c08bc810a2faf1e6 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Mon, 29 Apr 2013 12:51:16 +0200
Subject: [PATCH 3/3] Log WebGL shader and program errors

---
 src/ol/renderer/webgl/webglmaprenderer.js | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/src/ol/renderer/webgl/webglmaprenderer.js b/src/ol/renderer/webgl/webglmaprenderer.js
index de3c1ffde4..9c471d2e09 100644
--- a/src/ol/renderer/webgl/webglmaprenderer.js
+++ b/src/ol/renderer/webgl/webglmaprenderer.js
@@ -4,6 +4,7 @@ goog.provide('ol.renderer.webgl.Map');
 
 goog.require('goog.array');
 goog.require('goog.asserts');
+goog.require('goog.debug.Logger');
 goog.require('goog.dom');
 goog.require('goog.dom.TagName');
 goog.require('goog.events');
@@ -410,6 +411,12 @@ ol.renderer.webgl.Map.prototype.getProgram = function(
     gl.attachShader(program, this.getShader(fragmentShaderObject));
     gl.attachShader(program, this.getShader(vertexShaderObject));
     gl.linkProgram(program);
+    if (goog.DEBUG) {
+      if (!gl.getProgramParameter(program, goog.webgl.LINK_STATUS) &&
+          !gl.isContextLost()) {
+        this.logger_.severe(gl.getProgramInfoLog(program));
+      }
+    }
     goog.asserts.assert(
         gl.getProgramParameter(program, goog.webgl.LINK_STATUS) ||
         gl.isContextLost());
@@ -432,6 +439,12 @@ ol.renderer.webgl.Map.prototype.getShader = function(shaderObject) {
     var shader = gl.createShader(shaderObject.getType());
     gl.shaderSource(shader, shaderObject.getSource());
     gl.compileShader(shader);
+    if (goog.DEBUG) {
+      if (!gl.getShaderParameter(shader, goog.webgl.COMPILE_STATUS) &&
+          !gl.isContextLost()) {
+        this.logger_.severe(gl.getShaderInfoLog(shader));
+      }
+    }
     goog.asserts.assert(
         gl.getShaderParameter(shader, goog.webgl.COMPILE_STATUS) ||
         gl.isContextLost());
@@ -501,6 +514,14 @@ ol.renderer.webgl.Map.prototype.isTileTextureLoaded = function(tile) {
 };
 
 
+/**
+ * @private
+ * @type {goog.debug.Logger}
+ */
+ol.renderer.webgl.Map.prototype.logger_ =
+    goog.debug.Logger.getLogger('ol.renderer.webgl.Map');
+
+
 /**
  * @inheritDoc
  */