winemac.drv: Set the surface contents directly to the layer.

Use a top-down DIB for the surface instead of a bottom-up DIB. This
seems to match better with how Core Graphics expects to receive image
data, and allows us to avoid a transform to flip the surface image.

Signed-off-by: Chip Davis <cdavis@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

dlls/winemac.drv/cocoa_window.m

@@ -491,6 +491,54 @@ - (BOOL) isFlipped
         return YES;
     }
 
+    - (BOOL) wantsUpdateLayer
+    {
+        return YES /*!_everHadGLContext*/;
+    }
+
+    - (void) updateLayer
+    {
+        WineWindow* window = (WineWindow*)[self window];
+        CGImageRef image = NULL;
+        CGRect imageRect;
+        CALayer* layer = [self layer];
+
+        if ([window contentView] != self)
+            return;
+
+        if (!window.surface || !window.surface_mutex)
+            return;
+
+        pthread_mutex_lock(window.surface_mutex);
+        if (get_surface_blit_rects(window.surface, NULL, NULL))
+        {
+            imageRect = layer.bounds;
+            imageRect.origin.x *= layer.contentsScale;
+            imageRect.origin.y *= layer.contentsScale;
+            imageRect.size.width *= layer.contentsScale;
+            imageRect.size.height *= layer.contentsScale;
+            image = create_surface_image(window.surface, &imageRect, FALSE, window.colorKeyed,
+                                         window.colorKeyRed, window.colorKeyGreen, window.colorKeyBlue);
+        }
+        pthread_mutex_unlock(window.surface_mutex);
+
+        if (image)
+        {
+            layer.contents = (id)image;
+            CFRelease(image);
+            [window windowDidDrawContent];
+
+            // If the window may be transparent, then we have to invalidate the
+            // shadow every time we draw.  Also, if this is the first time we've
+            // drawn since changing from transparent to opaque.
+            if (window.colorKeyed || window.usePerPixelAlpha || window.shapeChangedSinceLastDraw)
+            {
+                window.shapeChangedSinceLastDraw = FALSE;
+                [window invalidateShadow];
+            }
+        }
+    }
+
     - (void) viewWillDraw
     {
         [super viewWillDraw];
@@ -521,12 +569,17 @@ - (void) drawRect:(NSRect)rect
             const CGRect* rects;
             int count;
 
-            if (get_surface_blit_rects(window.surface, &rects, &count) && count)
+            if (get_surface_blit_rects(window.surface, &rects, &count))
             {
                 CGRect dirtyRect = cgrect_win_from_mac(NSRectToCGRect(rect));
+                NSAffineTransform* xform = [NSAffineTransform transform];
                 CGContextRef context;
                 int i;
 
+                [xform translateXBy:0.0 yBy:self.bounds.size.height];
+                [xform scaleXBy:1.0 yBy:-1.0];
+                [xform concat];
+
                 context = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
                 CGContextSetBlendMode(context, kCGBlendModeCopy);
                 CGContextSetInterpolationQuality(context, retina_on ? kCGInterpolationHigh : kCGInterpolationNone);
@@ -537,25 +590,15 @@ - (void) drawRect:(NSRect)rect
                     CGImageRef image;
 
                     imageRect = CGRectIntersection(rects[i], dirtyRect);
-                    image = create_surface_image(window.surface, &imageRect, FALSE);
+                    image = create_surface_image(window.surface, &imageRect, FALSE, window.colorKeyed,
+                                                 window.colorKeyRed, window.colorKeyGreen, window.colorKeyBlue);
 
                     if (image)
                     {
-                        if (window.colorKeyed)
+                        // Account for the flipped coordinate system.
-                        {
+                        imageRect = cgrect_mac_from_win(imageRect);
-                            CGImageRef maskedImage;
+                        imageRect.origin.y = self.bounds.size.height - imageRect.origin.y - imageRect.size.height;
-                            CGFloat components[] = { window.colorKeyRed - 0.5, window.colorKeyRed + 0.5,
+                        CGContextDrawImage(context, imageRect, image);
-                                                     window.colorKeyGreen - 0.5, window.colorKeyGreen + 0.5,
-                                                     window.colorKeyBlue - 0.5, window.colorKeyBlue + 0.5 };
-                            maskedImage = CGImageCreateWithMaskingColors(image, components);
-                            if (maskedImage)
-                            {
-                                CGImageRelease(image);
-                                image = maskedImage;
-                            }
-                        }
-
-                        CGContextDrawImage(context, cgrect_mac_from_win(imageRect), image);
 
                         CGImageRelease(image);
                     }
@@ -708,6 +751,9 @@ - (void) setRetinaMode:(int)mode
         [self updateGLContexts];
 
         _retinaMode = !!mode;
+        [self layer].contentsScale = mode ? 2.0 : 1.0;
+        [self layer].minificationFilter = mode ? kCAFilterLinear : kCAFilterNearest;
+        [self layer].magnificationFilter = mode ? kCAFilterLinear : kCAFilterNearest;
         [super setRetinaMode:mode];
     }
 
@@ -1028,6 +1074,9 @@ + (WineWindow*) createWindowWithFeatures:(const struct macdrv_window_features*)w
         if (!contentView)
             return nil;
         [contentView setWantsLayer:YES];
+        [contentView layer].minificationFilter = retina_on ? kCAFilterLinear : kCAFilterNearest;
+        [contentView layer].magnificationFilter = retina_on ? kCAFilterLinear : kCAFilterNearest;
+        [contentView layer].contentsScale = retina_on ? 2.0 : 1.0;
         [contentView setAutoresizesSubviews:NO];
 
         /* We use tracking areas in addition to setAcceptsMouseMovedEvents:YES
@@ -3597,6 +3646,9 @@ macdrv_view macdrv_create_view(CGRect rect)
 
         view = [[WineContentView alloc] initWithFrame:NSRectFromCGRect(cgrect_mac_from_win(rect))];
         [view setWantsLayer:YES];
+        [view layer].minificationFilter = retina_on ? kCAFilterLinear : kCAFilterNearest;
+        [view layer].magnificationFilter = retina_on ? kCAFilterLinear : kCAFilterNearest;
+        [view layer].contentsScale = retina_on ? 2.0 : 1.0;
         [view setAutoresizesSubviews:NO];
         [view setAutoresizingMask:NSViewNotSizable];
         [view setHidden:YES];

dlls/winemac.drv/macdrv_cocoa.h

@@ -566,7 +566,8 @@ extern void macdrv_order_cocoa_window(macdrv_window w, macdrv_window prev,
 extern void macdrv_get_cocoa_window_frame(macdrv_window w, CGRect* out_frame) DECLSPEC_HIDDEN;
 extern void macdrv_set_cocoa_parent_window(macdrv_window w, macdrv_window parent) DECLSPEC_HIDDEN;
 extern void macdrv_set_window_surface(macdrv_window w, void *surface, pthread_mutex_t *mutex) DECLSPEC_HIDDEN;
-extern CGImageRef create_surface_image(void *window_surface, CGRect *rect, int copy_data) DECLSPEC_HIDDEN;
+extern CGImageRef create_surface_image(void *window_surface, CGRect *rect, int copy_data, int color_keyed,
+        CGFloat key_red, CGFloat key_green, CGFloat key_blue) DECLSPEC_HIDDEN;
 extern int get_surface_blit_rects(void *window_surface, const CGRect **rects, int *count) DECLSPEC_HIDDEN;
 extern void macdrv_window_needs_display(macdrv_window w, CGRect rect) DECLSPEC_HIDDEN;
 extern void macdrv_set_window_shape(macdrv_window w, const CGRect *rects, int count) DECLSPEC_HIDDEN;

dlls/winemac.drv/surface.c

@@ -264,7 +264,7 @@ struct window_surface *create_surface(macdrv_window window, const RECT *rect,
 
     surface->info.bmiHeader.biSize        = sizeof(surface->info.bmiHeader);
     surface->info.bmiHeader.biWidth       = width;
-    surface->info.bmiHeader.biHeight      = height; /* bottom-up */
+    surface->info.bmiHeader.biHeight      = -height; /* top-down */
     surface->info.bmiHeader.biPlanes      = 1;
     surface->info.bmiHeader.biBitCount    = 32;
     surface->info.bmiHeader.biSizeImage   = get_dib_image_size(&surface->info);
@@ -342,6 +342,8 @@ int get_surface_blit_rects(void *window_surface, const CGRect **rects, int *coun
 {
     struct macdrv_window_surface *surface = get_mac_surface(window_surface);
 
+    if (rects && count)
+    {
         if (surface->blit_data)
         {
             *rects = (const CGRect*)surface->blit_data->Buffer;
@@ -352,8 +354,9 @@ int get_surface_blit_rects(void *window_surface, const CGRect **rects, int *coun
             *rects = NULL;
             *count = 0;
         }
+    }
 
-    return (surface->blit_data != NULL);
+    return (surface->blit_data != NULL && surface->blit_data->rdh.nCount > 0);
 }
 
 /***********************************************************************
@@ -371,7 +374,8 @@ int get_surface_blit_rects(void *window_surface, const CGRect **rects, int *coun
  *            must not use Win32 or Wine functions, including debug
  *            logging.
  */
-CGImageRef create_surface_image(void *window_surface, CGRect *rect, int copy_data)
+CGImageRef create_surface_image(void *window_surface, CGRect *rect, int copy_data, int color_keyed,
+        CGFloat key_red, CGFloat key_green, CGFloat key_blue)
 {
     CGImageRef cgimage = NULL;
     struct macdrv_window_surface *surface = get_mac_surface(window_surface);
@@ -392,7 +396,7 @@ CGImageRef create_surface_image(void *window_surface, CGRect *rect, int copy_dat
 
         colorspace = CGColorSpaceCreateWithName(kCGColorSpaceSRGB);
         bytes_per_row = get_dib_stride(width, 32);
-        offset = CGRectGetMinX(visrect) * 4 + (height - CGRectGetMaxY(visrect)) * bytes_per_row;
+        offset = CGRectGetMinX(visrect) * 4 + CGRectGetMinY(visrect) * bytes_per_row;
         size = min(CGRectGetHeight(visrect) * bytes_per_row,
                    surface->info.bmiHeader.biSizeImage - offset);
 
@@ -412,6 +416,20 @@ CGImageRef create_surface_image(void *window_surface, CGRect *rect, int copy_dat
                                 provider, NULL, retina_on, kCGRenderingIntentDefault);
         CGDataProviderRelease(provider);
         CGColorSpaceRelease(colorspace);
+
+        if (color_keyed)
+        {
+            CGImageRef maskedImage;
+            CGFloat components[] = { key_red   - 0.5, key_red   + 0.5,
+                                     key_green - 0.5, key_green + 0.5,
+                                     key_blue  - 0.5, key_blue  + 0.5 };
+            maskedImage = CGImageCreateWithMaskingColors(cgimage, components);
+            if (maskedImage)
+            {
+                CGImageRelease(cgimage);
+                cgimage = maskedImage;
+            }
+        }
     }
 
     return cgimage;