Replaced more deprecated CoreGraphics calls.

readme.html

@@ -312,7 +312,7 @@ version of GLFW.</p>
   <li>[Cocoa] Added support for joysticks</li>
   <li>[Cocoa] Postponed menu creation to first window creation</li>
   <li>[Cocoa] Replaced <code>NSDate</code> time source with <code>mach_absolute_time</code></li>
-  <li>[Cocoa] Replaced deprecated CoreGraphics calls in video mode enumeration</li>
+  <li>[Cocoa] Replaced deprecated CoreGraphics calls in video mode enumeration and setting</li>
   <li>[Cocoa] Bugfix: <code>glfwOpenWindow</code> did not properly enforce the forward-compatible and context profile hints</li>
   <li>[Cocoa] Bugfix: The loop condition for saving video modes used the wrong index variable</li>
   <li>[Cocoa] Bugfix: The OpenGL framework was not retrieved, making glfwGetProcAddress crash</li>

src/cocoa_fullscreen.m

@@ -29,6 +29,9 @@
 
 #include "internal.h"
 
+#include <stdlib.h>
+#include <limits.h>
+
 
 //========================================================================
 // Check whether the display mode should be included in enumeration
@@ -91,6 +94,100 @@ static GLFWvidmode vidmodeFromCGDisplayMode(CGDisplayModeRef mode)
 }
 
 
+//////////////////////////////////////////////////////////////////////////
+//////                       GLFW internal API                      //////
+//////////////////////////////////////////////////////////////////////////
+
+//========================================================================
+// Change the current video mode
+//========================================================================
+
+GLboolean _glfwSetVideoMode(int* width, int* height, int* bpp, int* refreshRate)
+{
+    CGDisplayModeRef bestMode = NULL;
+    CFArrayRef modes;
+    CFIndex count, i;
+    unsigned int leastSizeDiff = UINT_MAX;
+    double leastRateDiff = DBL_MAX;
+
+    modes = CGDisplayCopyAllDisplayModes(CGMainDisplayID(), NULL);
+    count = CFArrayGetCount(modes);
+
+    for (i = 0;  i < count;  i++)
+    {
+        CGDisplayModeRef mode = (CGDisplayModeRef) CFArrayGetValueAtIndex(modes, i);
+        if (!modeIsGood(mode))
+            continue;
+
+        int modeBPP;
+
+        // Identify display mode pixel encoding
+        {
+            CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
+
+            if (CFStringCompare(format, CFSTR(IO16BitDirectPixels), 0) == 0)
+                modeBPP = 16;
+            else
+                modeBPP = 32;
+
+            CFRelease(format);
+        }
+
+        int modeWidth = (int) CGDisplayModeGetWidth(mode);
+        int modeHeight = (int) CGDisplayModeGetHeight(mode);
+
+        unsigned int sizeDiff = (abs(modeBPP - *bpp) << 25) |
+                                ((modeWidth - *width) * (modeWidth - *width) +
+                                 (modeHeight - *height) * (modeHeight - *height));
+
+        double rateDiff;
+
+        if (*refreshRate > 0)
+            rateDiff = fabs(CGDisplayModeGetRefreshRate(mode) - *refreshRate);
+        else
+        {
+            // If no refresh rate was specified, then they're all the same
+            rateDiff = 0;
+        }
+
+        if ((sizeDiff < leastSizeDiff) ||
+            (sizeDiff == leastSizeDiff && (rateDiff < leastRateDiff)))
+        {
+            bestMode = mode;
+
+            leastSizeDiff = sizeDiff;
+            leastRateDiff = rateDiff;
+        }
+    }
+
+    if (!bestMode)
+    {
+        CFRelease(modes);
+        return GL_FALSE;
+    }
+
+    CGDisplayCapture(CGMainDisplayID());
+    CGDisplaySetDisplayMode(CGMainDisplayID(), bestMode, NULL);
+
+    CFRelease(modes);
+    return GL_TRUE;
+}
+
+
+//========================================================================
+// Restore the previously saved (original) video mode
+//========================================================================
+
+void _glfwRestoreVideoMode(void)
+{
+    CGDisplaySetDisplayMode(CGMainDisplayID(),
+                            _glfwLibrary.NS.desktopMode,
+                            NULL);
+
+    CGDisplayRelease(CGMainDisplayID());
+}
+
+
 //////////////////////////////////////////////////////////////////////////
 //////                       GLFW platform API                      //////
 //////////////////////////////////////////////////////////////////////////

src/cocoa_platform.h

@@ -109,5 +109,8 @@ void _glfwInitTimer(void);
 void _glfwInitJoysticks(void);
 void _glfwTerminateJoysticks(void);
 
+// Fullscreen
+GLboolean _glfwSetVideoMode(int* width, int* height, int* bpp, int* refreshRate);
+void _glfwRestoreVideoMode(void);
 
 #endif // _platform_h_

src/cocoa_window.m

@@ -850,28 +850,6 @@ int _glfwPlatformOpenWindow(_GLFWwindow* window,
     // Don't use accumulation buffer support; it's not accelerated
     // Aux buffers probably aren't accelerated either
 
-    CFDictionaryRef fullscreenMode = NULL;
-    if (wndconfig->mode == GLFW_FULLSCREEN)
-    {
-        // I think it's safe to pass 0 to the refresh rate for this function
-        // rather than conditionalizing the code to call the version which
-        // doesn't specify refresh...
-        fullscreenMode =
-            CGDisplayBestModeForParametersAndRefreshRateWithProperty(
-                CGMainDisplayID(),
-                colorBits + fbconfig->alphaBits,
-                window->width, window->height,
-                wndconfig->refreshRate,
-                // Controversial, see macosx_fullscreen.m for discussion
-                kCGDisplayModeIsSafeForHardware,
-                NULL);
-
-        window->width =
-            [[(id)fullscreenMode objectForKey:(id)kCGDisplayWidth] intValue];
-        window->height =
-            [[(id)fullscreenMode objectForKey:(id)kCGDisplayHeight] intValue];
-    }
-
     if (!createWindow(window, wndconfig))
         return GL_FALSE;
 
@@ -883,8 +861,15 @@ int _glfwPlatformOpenWindow(_GLFWwindow* window,
 
     if (wndconfig->mode == GLFW_FULLSCREEN)
     {
-        CGCaptureAllDisplays();
+        int bpp = colorBits + fbconfig->alphaBits;
-        CGDisplaySwitchToMode(CGMainDisplayID(), fullscreenMode);
+
+        if (!_glfwSetVideoMode(&window->width,
+                               &window->height,
+                               &bpp,
+                               &window->refreshRate))
+        {
+            return GL_FALSE;
+        }
 
         [[window->NS.window contentView] enterFullScreenMode:[NSScreen mainScreen]
                                                  withOptions:nil];
@@ -914,9 +899,7 @@ void _glfwPlatformCloseWindow(_GLFWwindow* window)
     {
         [[window->NS.window contentView] exitFullScreenModeWithOptions:nil];
 
-        CGDisplaySwitchToMode(CGMainDisplayID(),
+        _glfwRestoreVideoMode();
-                              (CFDictionaryRef) _glfwLibrary.NS.desktopMode);
-        CGReleaseAllDisplays();
     }
 
     [window->NSGL.pixelFormat release];