beginning of SDL_GL_GetProcAddress

3 files changed, 34 insertions, 6 deletions

diff --git a/src/library_gl.js b/src/library_gl.js
index 4b7e17c8..a54b3650 100644
--- a/src/library_gl.js
+++ b/src/library_gl.js
@@ -56,6 +56,21 @@ var LibraryGL = {
       } while (true);
       return false;
     },
+
+    getProcAddress: function(original) {
+      // remove 'gl' and initial caps
+      var small = original.substr(2);
+      small = small[0].toLowerCase() + small.substr(1);
+      console.log('SDL_GL_GetProcAddress: ' + original);
+      var func = Module.ctx[small];
+      if (!func) {
+        console.log('WARNING: getProcAddress failed for ' + original + ' ==> ' + small);
+        return 0;
+      }
+      return Runtime.addFunction(function() {
+        return func.apply(Module.ctx, arguments);
+      });
+    }
   },
 
   glGetString: function(name_) {
diff --git a/src/library_sdl.js b/src/library_sdl.js
index e44795d2..672619ad 100644
--- a/src/library_sdl.js
+++ b/src/library_sdl.js
@@ -476,10 +476,6 @@ mergeInto(LibraryManager.library, {
     return -1; // -1 == all modes are ok. TODO
   },
 
-  SDL_GL_SetAttribute: function(attr, value) {
-    // TODO
-  },
-
   SDL_SetVideoMode: function(width, height, depth, flags) {
     ['mousedown', 'mouseup', 'mousemove'].forEach(function(event) {
       Module['canvas'].addEventListener(event, SDL.receiveEvent, true);
@@ -682,8 +678,6 @@ mergeInto(LibraryManager.library, {
     SDL.surfaces[surf].alpha = alpha;
   },
 
-  SDL_GL_SwapBuffers: function() {},
-
   SDL_GetTicks: function() {
     return Math.floor(Date.now() - SDL.startTime);
   },
@@ -977,6 +971,18 @@ mergeInto(LibraryManager.library, {
     _boxRGBA(surf, x1, y1, x1, y1, r, g, b, a);
   },
 
+  // GL
+
+  SDL_GL_SetAttribute: function(attr, value) {
+    console.log('TODO: SDL_GL_SetAttribute');
+  },
+
+  SDL_GL_GetProcAddress: function(name_) {
+    return GL.getProcAddress(Pointer_stringify(name_));
+  },
+
+  SDL_GL_SwapBuffers: function() {},
+
   // Misc
 
   SDL_InitSubSystem: function(flags) { return 0 },
diff --git a/src/runtime.js b/src/runtime.js
index 852d08d8..0e4b7b2d 100644
--- a/src/runtime.js
+++ b/src/runtime.js
@@ -306,6 +306,13 @@ var Runtime = {
       });
     }
     return ret;
+  },
+
+  addFunction: function(func) {
+    var ret = FUNCTION_TABLE.length;
+    FUNCTION_TABLE.push(func);
+    FUNCTION_TABLE.push(0);
+    return ret;
   }
 };