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Use an empty bitmap for the blank cursor on macOS

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Some macOS installations seem to have trouble decoding the GIF we were using

Fixes https://github.com/libsdl-org/SDL/issues/14012
This commit is contained in:
Sam Lantinga
2025-09-22 19:14:38 -07:00
parent 1d348a3718
commit 221d1f12ea
1 changed files with 13 additions and 12 deletions
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25
src/video/cocoa/SDL_cocoamouse.m
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@@ -44,19 +44,20 @@
{
static NSCursor *invisibleCursor = NULL;
if (!invisibleCursor) {
// RAW 16x16 transparent GIF
static unsigned char cursorBytes[] = {
0x47, 0x49, 0x46, 0x38, 0x37, 0x61, 0x10, 0x00, 0x10, 0x00, 0x80,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x21, 0xF9, 0x04,
0x01, 0x00, 0x00, 0x01, 0x00, 0x2C, 0x00, 0x00, 0x00, 0x00, 0x10,
0x00, 0x10, 0x00, 0x00, 0x02, 0x0E, 0x8C, 0x8F, 0xA9, 0xCB, 0xED,
0x0F, 0xA3, 0x9C, 0xB4, 0xDA, 0x8B, 0xB3, 0x3E, 0x05, 0x00, 0x3B
};
const int size = 32;
NSImage *cursorImage = [[NSImage alloc] initWithSize:NSMakeSize(size, size)];
NSBitmapImageRep *imgrep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL
pixelsWide:size
pixelsHigh:size
bitsPerSample:8
samplesPerPixel:4
hasAlpha:YES
isPlanar:NO
colorSpaceName:NSDeviceRGBColorSpace
bytesPerRow:(size * 4)
bitsPerPixel:32];
[cursorImage addRepresentation:imgrep];
NSData *cursorData = [NSData dataWithBytesNoCopy:&cursorBytes[0]
length:sizeof(cursorBytes)
freeWhenDone:NO];
NSImage *cursorImage = [[NSImage alloc] initWithData:cursorData];
invisibleCursor = [[NSCursor alloc] initWithImage:cursorImage
hotSpot:NSZeroPoint];
}