CoreImage effect loads only with OS X 10.4.0 through 10.4.5. It crashes 10.4.6 currently.

[ITKit.git] / ITWindowEffect.m

diff --git a/ITWindowEffect.m b/ITWindowEffect.m
old mode 100755 (executable)
new mode 100644 (file)
index 1e2e750..a99f54a
--- a/ITWindowEffect.m
+++ b/ITWindowEffect.m
@@ -1,20 +1,38 @@
 #import "ITWindowEffect.h"
 #import "ITTransientStatusWindow.h"
-
+#import <OpenGL/gl.h>
+#import <OpenGL/glu.h>
+#import <OpenGL/glext.h>
 
 @implementation ITWindowEffect
 
 + (NSArray *)effectClasses
 {
-    NSArray *classes = [NSArray arrayWithObjects:
+    NSMutableArray *classes = [[NSArray arrayWithObjects:
         NSClassFromString(@"ITCutWindowEffect"),
         NSClassFromString(@"ITDissolveWindowEffect"),
         NSClassFromString(@"ITSlideHorizontallyWindowEffect"),
         NSClassFromString(@"ITSlideVerticallyWindowEffect"),
         NSClassFromString(@"ITPivotWindowEffect"),
-        nil];
-        
-    return classes;
+        NSClassFromString(@"ITZoomWindowEffect"),
+        NSClassFromString(@"ITSpinWindowEffect"),
+        NSClassFromString(@"ITSpinAndZoomWindowEffect"),
+        nil] mutableCopy];
+       
+       long version;
+       if ((Gestalt(gestaltSystemVersion, &version) == noErr) && (version >= 4160) && (version < 4166)) {
+               NSOpenGLView *view = [[NSOpenGLView alloc] initWithFrame:NSMakeRect(0, 0, 1, 1) pixelFormat:[NSOpenGLView defaultPixelFormat]];
+               if ([view openGLContext]) {
+                       NSString *string = [NSString stringWithCString:glGetString(GL_EXTENSIONS)];
+                       NSRange result = [string rangeOfString:@"ARB_fragment_program"];
+                       if (result.location != NSNotFound) {
+                               [classes addObject:NSClassFromString(@"ITCoreImageWindowEffect")];
+                       }
+               }
+               [view release];
+       }
+       
+    return [classes autorelease];
 }
 
 - (id)initWithWindow:(NSWindow *)window
@@ -27,7 +45,6 @@
         __idle                  = YES;
 
         if ( [window conformsToProtocol:@protocol(ITWindowPositioning)] ) {
-                                                           // Casts so the compiler won't gripe
             _verticalPosition   = (ITVerticalWindowPosition)[(ITTransientStatusWindow *)window verticalPosition];
             _horizontalPosition = (ITHorizontalWindowPosition)[(ITTransientStatusWindow *)window horizontalPosition];
         } else {
@@ -96,24 +113,30 @@
             [NSNumber numberWithBool:NO], @"Right", nil] , @"Bottom" , nil];
 }
 
++ (unsigned int)listOrder
+{
+    NSLog(@"ITWindowEffect does not implement +listOrder.");
+    return 0;
+}
+
 - (void)performAppear
 {
-    NSLog(@"ITWindowEffect does not implement performAppear.");
+    NSLog(@"ITWindowEffect does not implement -performAppear.");
 }
 
 - (void)performVanish
 {
-    NSLog(@"ITWindowEffect does not implement performVanish.");
+    NSLog(@"ITWindowEffect does not implement -performVanish.");
 }
 
 - (void)cancelAppear
 {
-    NSLog(@"ITWindowEffect does not implement cancelAppear.");
+    NSLog(@"ITWindowEffect does not implement -cancelAppear.");
 }
 
 - (void)cancelVanish
 {
-    NSLog(@"ITWindowEffect does not implement cancelVanish.");
+    NSLog(@"ITWindowEffect does not implement -cancelVanish.");
 }
 
 - (void)releaseWhenIdle;