X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fegl%2Ffg_window_egl.c;h=2141c5cc45bf28ec255d598a7bb7668e19ccfae3;hb=cc2a530d408fb9781516aeee18523541fea11165;hp=48eb74856ba2ccf1c9d63e7ba093b1e44ecd07d5;hpb=cb1e59cf5e6ac8034ae91abfd320874004a44c88;p=freeglut

diff --git a/src/egl/fg_window_egl.c b/src/egl/fg_window_egl.c
index 48eb748..2141c5c 100644
--- a/src/egl/fg_window_egl.c
+++ b/src/egl/fg_window_egl.c
@@ -36,9 +36,18 @@ int fghChooseConfig(EGLConfig* config) {
 #else
     EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
 #endif
+#ifdef TARGET_HOST_BLACKBERRY
+    /* Only 888 and 565 seem to work. Based on
+       http://qt.gitorious.org/qt/qtbase/source/893deb1a93021cdfabe038cdf1869de33a60cbc9:src/plugins/platforms/qnx/qqnxglcontext.cpp
+       That's all that is used, and that's what BlackBerry uses for their own internal OpenGL setup, so unless something else is determined, use it */
+    EGL_BLUE_SIZE, 8,
+    EGL_GREEN_SIZE, 8,
+    EGL_RED_SIZE, 8,
+#else
     EGL_BLUE_SIZE, 1,
     EGL_GREEN_SIZE, 1,
     EGL_RED_SIZE, 1,
+#endif
     EGL_ALPHA_SIZE, (fgState.DisplayMode & GLUT_ALPHA) ? 1 : 0,
     EGL_DEPTH_SIZE, (fgState.DisplayMode & GLUT_DEPTH) ? 1 : 0,
     EGL_STENCIL_SIZE, (fgState.DisplayMode & GLUT_STENCIL) ? 1 : 0,
@@ -46,10 +55,10 @@ int fghChooseConfig(EGLConfig* config) {
     EGL_SAMPLES, (fgState.DisplayMode & GLUT_MULTISAMPLE) ? fgState.SampleNumber : 0,
     EGL_NONE
   };
-  
+
   EGLint num_config;
   if (!eglChooseConfig(fgDisplay.pDisplay.egl.Display,
-		       attribs, config, 1, &num_config)) {
+               attribs, config, 1, &num_config)) {
     fgWarning("eglChooseConfig: error %x\n", eglGetError());
     return 0;
   }
@@ -94,11 +103,13 @@ EGLContext fghCreateNewContextEGL( SFG_Window* window ) {
 
 void fgPlatformSetWindow ( SFG_Window *window )
 {
-  if (eglMakeCurrent(fgDisplay.pDisplay.egl.Display,
-		     window->Window.pContext.egl.Surface,
-		     window->Window.pContext.egl.Surface,
-		     window->Window.Context) == EGL_FALSE)
-    fgError("eglMakeCurrent: err=%x\n", eglGetError());
+  if ( window != fgStructure.CurrentWindow && window) {
+    if (eglMakeCurrent(fgDisplay.pDisplay.egl.Display,
+               window->Window.pContext.egl.Surface,
+               window->Window.pContext.egl.Surface,
+               window->Window.Context) == EGL_FALSE)
+      fgError("eglMakeCurrent: err=%x\n", eglGetError());
+  }
 }
 
 /*
@@ -127,9 +138,28 @@ void fghPlatformOpenWindowEGL( SFG_Window* window )
  */
 void fghPlatformCloseWindowEGL( SFG_Window* window )
 {
-  eglMakeCurrent(fgDisplay.pDisplay.egl.Display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+  /* Based on fg_window_mswin fgPlatformCloseWindow */
+  if( fgStructure.CurrentWindow == window )
+    eglMakeCurrent(fgDisplay.pDisplay.egl.Display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+
   if (window->Window.Context != EGL_NO_CONTEXT) {
-    eglDestroyContext(fgDisplay.pDisplay.egl.Display, window->Window.Context);
+    /* Step through the list of windows. If the rendering context is not being used by another window, then delete it */
+    {
+      GLboolean used = GL_FALSE;
+      SFG_Window *iter;
+
+      for( iter = (SFG_Window*)fgStructure.Windows.First;
+           iter && used == GL_FALSE;
+           iter = (SFG_Window*)iter->Node.Next)
+      {
+        if( (iter->Window.Context == window->Window.Context) &&
+            (iter != window) )
+          used = GL_TRUE;
+      }
+
+      if( !used )
+        eglDestroyContext(fgDisplay.pDisplay.egl.Display, window->Window.Context);
+    }
     window->Window.Context = EGL_NO_CONTEXT;
   }