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macOS: implement (BOOL)[FLView isOpaque] to improve drawing performance.

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This commit is contained in:
ManoloFLTK 2022-09-30 09:03:54 +02:00
parent 63dcdcec0a
commit 75016cb853
1 changed files with 13 additions and 5 deletions
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18
src/Fl_cocoa.mm
View File

@ -505,8 +505,9 @@ void Fl_Cocoa_Screen_Driver::breakMacEventLoop()
BOOL need_handle; // YES means Fl::handle(FL_KEYBOARD,) is needed after handleEvent processing
NSInteger identifier;
NSRange selectedRange;
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_14
@public
BOOL is_opaque;
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_14
CGContextRef aux_bitmap; // all drawing to view goes there and is finally copied to the CALayer
#endif
}
@ -684,11 +685,14 @@ void Fl_Cocoa_Screen_Driver::breakMacEventLoop()
if (!CGRectEqualToRect(srect, current_clip)) { // if new clip differs from current clip
delete r;
FLWindow *xid = fl_xid(w);
NSView *view = [xid contentView];
if (CGRectEqualToRect(srect, full)) r = NULL;
else {
FLView *view = (FLView*)[xid contentView];
if (CGRectEqualToRect(srect, full)) {
r = NULL;
view->is_opaque = (w->shape() == NULL);
} else {
r = new CGRect(srect);
if (r->size.width == 0 && r->size.height == 0) r->origin.x = r->origin.y = 0;
view->is_opaque = NO;
}
d->subRect(r);
w->redraw();
@ -698,7 +702,7 @@ void Fl_Cocoa_Screen_Driver::breakMacEventLoop()
[xid orderWindow:NSWindowAbove relativeTo:parent_num];
}
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_14
if (!views_use_CA || ((FLView*)view)->aux_bitmap)
if (!views_use_CA || view->aux_bitmap)
#endif
[view display]; // subwindow needs redrawn
}
@ -2199,6 +2203,9 @@ static FLTextInputContext* fltextinputcontext_instance = nil;
*/
@implementation FLView
- (BOOL)isOpaque {
return is_opaque;
}
- (BOOL)did_view_resolution_change {
#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
if (fl_mac_os_version >= 100700) { // determine whether window is mapped to a retina display
@ -2994,6 +3001,7 @@ Fl_X* Fl_Cocoa_Window_Driver::makeWindow()
[cw setContentView:myview];
[myview release];
[cw setLevel:winlevel];
myview->is_opaque = (w->shape() == NULL);
q_set_window_title(cw, w->label(), w->iconlabel());
NSImage *icon = icon_image; // is a window or default icon present?