OK, it appears that dramatic hacks are not necessary to make Cocoa work...
/*
SDL - Simple DirectMedia Layer
Copyright (C) 2010 Eli Gottlieb
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Eli Gottlieb
eligottlieb@gmail.com
*/
#include "SDL_shape.h"
#include "SDL_cocoashape.h"
SDL_WindowShaper* Cocoa_CreateShaper(SDL_Window* window) {
SDL_WindowData* data = (SDL_WindowData*)window->driverdata;
[data->nswindow setAlpha:1.0];
[data->nswindow setOpaque:YES];
SDL_Shaper* result = result = malloc(sizeof(SDL_WindowShaper));
result->window = window;
result->mode.mode = ShapeModeDefault;
result->mode.parameters.binarizationCutoff = 1;
result->usershownflag = 0;
window->shaper = result;
int resized_properly = Cocoa_ResizeWindowShape(window);
assert(resized_properly == 0);
return result;
}
extern int Cocoa_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode);
extern int Cocoa_ResizeWindowShape(SDL_Window *window);