glfw/lib/fullscreen.c

92 lines
3.0 KiB
C
Raw Normal View History

2010-09-07 15:34:51 +00:00
//========================================================================
// GLFW - An OpenGL framework
// Platform: Any
2010-09-07 15:41:26 +00:00
// API version: 3.0
2010-09-07 15:34:51 +00:00
// WWW: http://www.glfw.org/
//------------------------------------------------------------------------
// Copyright (c) 2002-2006 Marcus Geelnard
// Copyright (c) 2006-2010 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"
//************************************************************************
//**** GLFW user functions ****
//************************************************************************
//========================================================================
2010-09-07 15:50:43 +00:00
// Get a list of available video modes
2010-09-07 15:34:51 +00:00
//========================================================================
2010-09-08 12:45:52 +00:00
GLFWAPI int glfwGetVideoModes(GLFWvidmode *list, int maxcount)
2010-09-07 15:34:51 +00:00
{
int count, i, swap, res1, res2, depth1, depth2;
2010-09-07 15:34:51 +00:00
GLFWvidmode vm;
2010-09-08 12:45:52 +00:00
if (!_glfwInitialized || maxcount <= 0 || list == NULL)
2010-09-07 15:34:51 +00:00
return 0;
// Get list of video modes
2010-09-08 12:45:52 +00:00
count = _glfwPlatformGetVideoModes(list, maxcount);
2010-09-07 15:34:51 +00:00
// Sort list (bubble sort)
do
{
swap = 0;
2010-09-08 12:45:52 +00:00
for (i = 0; i < count - 1; i++)
2010-09-07 15:34:51 +00:00
{
res1 = list[i].Width*list[i].Height;
depth1 = list[i].RedBits+list[i].GreenBits+list[i].BlueBits;
2010-09-08 12:45:52 +00:00
res2 = list[i + 1].Width*list[i + 1].Height;
depth2 = list[i + 1].RedBits+list[i + 1].GreenBits+
list[i + 1].BlueBits;
2010-09-08 12:45:52 +00:00
if ((depth2 < depth1) || ((depth2 == depth1) && (res2 < res1)))
2010-09-07 15:34:51 +00:00
{
vm = list[i];
2010-09-08 12:45:52 +00:00
list[i] = list[i + 1];
list[i + 1] = vm;
2010-09-07 15:34:51 +00:00
swap = 1;
}
}
}
2010-09-08 12:45:52 +00:00
while (swap);
2010-09-07 15:34:51 +00:00
return count;
}
//========================================================================
2010-09-07 15:50:43 +00:00
// Get the desktop video mode
2010-09-07 15:34:51 +00:00
//========================================================================
2010-09-08 12:45:52 +00:00
GLFWAPI void glfwGetDesktopMode(GLFWvidmode *mode)
2010-09-07 15:34:51 +00:00
{
2010-09-08 12:45:52 +00:00
if (!_glfwInitialized || mode == NULL)
2010-09-07 15:34:51 +00:00
return;
2010-09-08 12:45:52 +00:00
_glfwPlatformGetDesktopMode(mode);
2010-09-07 15:34:51 +00:00
}