Changeset 7568 in orxonox.OLD for branches/atmospheric_engine/src/lib/graphics/effects/volfog_effect.cc

Timestamp:

May 10, 2006, 1:50:53 PM (18 years ago)

Author:

hdavid

Message:

/branches/atmospheric_engine: extension available check with glew

File:

• branches/atmospheric_engine/src/lib/graphics/effects/volfog_effect.cc (modified) (3 diffs)

branches/atmospheric_engine/src/lib/graphics/effects/volfog_effect.cc

@@ -53 +53 @@
 {
   PRINTF(0)("Initalize VolFogEffect\n");
+  
+  if (glewInit() == GLEW_OK)
+    PRINTF(0)("glewInit OK\n");
+  else
+    PRINTF(0)("glewInit failed\n");
 
   // Set fog color
@@ -72 +77 @@
   // glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
 
-  // *********************************************
-
-  char extensions[ 16384 ];
-  char Extension_Name[] = "GL_EXT_fog_coord";
-  char *buf;
-
-  sprintf( extensions, "%s", (char *)glGetString( GL_EXTENSIONS ) );
-  buf = strtok( extensions, " " );
-  while( buf != NULL )
+  if (glewGetExtension("GL_EXT_fog_coord"))
   {
-    if( !strcmp( Extension_Name, buf ) )
-    {
-      PRINTF(0)( "%s found, great.\n", Extension_Name );
-      return true;
-    }
-    buf = strtok( NULL, " " );
+    PRINTF(0)("GL_EXT_fog_coord extension found\n");
+    return true;
   }
-
-  PRINTF(0)( "%s\n", (char *)glGetString( GL_EXTENSIONS ) );
-  PRINTF(0)( "%s not found.\n", Extension_Name );
-  return false;
+  else
+  {
+    PRINTF(0)("GL_EXT_fog_coord extension NOT found\n");
+    return false;
+  }
 }
 
@@ -117 +111 @@
         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
-        glEnable(GL_BLEND);
-        glBlendFunc(GL_SRC_ALPHA, GL_DST_ALPHA);
+        //glEnable(GL_BLEND);
+        //glBlendFunc(GL_SRC_ALPHA, GL_DST_ALPHA);
 
         //glLoadIdentity ();    // Reset The Modelview Matrix