103 lines
4.0 KiB
Mathematica
103 lines
4.0 KiB
Mathematica
//========================================================================
|
|
// GLFW - An OpenGL framework
|
|
// Platform: Cocoa/NSOpenGL
|
|
// API Version: 3.0
|
|
// WWW: http://www.glfw.org/
|
|
//------------------------------------------------------------------------
|
|
// Copyright (c) 2009-2010 Camilla Berglund <elmindreda@elmindreda.org>
|
|
//
|
|
// This software is provided 'as-is', without any express or implied
|
|
// warranty. In no event will the authors be held liable for any damages
|
|
// arising from the use of this software.
|
|
//
|
|
// Permission is granted to anyone to use this software for any purpose,
|
|
// including commercial applications, and to alter it and redistribute it
|
|
// freely, subject to the following restrictions:
|
|
//
|
|
// 1. The origin of this software must not be misrepresented; you must not
|
|
// claim that you wrote the original software. If you use this software
|
|
// in a product, an acknowledgment in the product documentation would
|
|
// be appreciated but is not required.
|
|
//
|
|
// 2. Altered source versions must be plainly marked as such, and must not
|
|
// be misrepresented as being the original software.
|
|
//
|
|
// 3. This notice may not be removed or altered from any source
|
|
// distribution.
|
|
//
|
|
//========================================================================
|
|
|
|
#include "internal.h"
|
|
|
|
//========================================================================
|
|
// Check whether the display mode should be included in enumeration
|
|
//========================================================================
|
|
|
|
static BOOL modeIsGood( NSDictionary *mode )
|
|
{
|
|
// This is a bit controversial, if you've got something other than an
|
|
// LCD computer monitor as an output device you might not want these
|
|
// checks. You might also want to reject modes which are interlaced,
|
|
// or TV out. There is no one-size-fits-all policy that can work here.
|
|
// This seems like a decent compromise, but certain applications may
|
|
// wish to patch this...
|
|
return [[mode objectForKey:(id)kCGDisplayBitsPerPixel] intValue] >= 15 &&
|
|
[mode objectForKey:(id)kCGDisplayModeIsSafeForHardware] != nil &&
|
|
[mode objectForKey:(id)kCGDisplayModeIsStretched] == nil;
|
|
}
|
|
|
|
//========================================================================
|
|
// Convert Core Graphics display mode to GLFW video mode
|
|
//========================================================================
|
|
|
|
static GLFWvidmode vidmodeFromCGDisplayMode( NSDictionary *mode )
|
|
{
|
|
unsigned int width = [[mode objectForKey:(id)kCGDisplayWidth] unsignedIntValue];
|
|
unsigned int height = [[mode objectForKey:(id)kCGDisplayHeight] unsignedIntValue];
|
|
unsigned int bps = [[mode objectForKey:(id)kCGDisplayBitsPerSample] unsignedIntValue];
|
|
|
|
GLFWvidmode result;
|
|
result.Width = width;
|
|
result.Height = height;
|
|
result.RedBits = bps;
|
|
result.GreenBits = bps;
|
|
result.BlueBits = bps;
|
|
return result;
|
|
}
|
|
|
|
|
|
//************************************************************************
|
|
//**** Platform implementation functions ****
|
|
//************************************************************************
|
|
|
|
//========================================================================
|
|
// Get a list of available video modes
|
|
//========================================================================
|
|
|
|
int _glfwPlatformGetVideoModes( GLFWvidmode *list, int maxcount )
|
|
{
|
|
NSArray *modes = (NSArray *)CGDisplayAvailableModes( CGMainDisplayID() );
|
|
|
|
unsigned int i, j = 0, n = [modes count];
|
|
for( i = 0; i < n && i < (unsigned)maxcount; i++ )
|
|
{
|
|
NSDictionary *mode = [modes objectAtIndex:i];
|
|
if( modeIsGood( mode ) )
|
|
{
|
|
list[j++] = vidmodeFromCGDisplayMode( mode );
|
|
}
|
|
}
|
|
|
|
return j;
|
|
}
|
|
|
|
//========================================================================
|
|
// Get the desktop video mode
|
|
//========================================================================
|
|
|
|
void _glfwPlatformGetDesktopMode( GLFWvidmode *mode )
|
|
{
|
|
*mode = vidmodeFromCGDisplayMode( _glfwLibrary.DesktopMode );
|
|
}
|
|
|