mirror of
https://github.com/glfw/glfw.git
synced 2024-11-10 00:51:47 +00:00
Merged fullscreen and monitor modules.
This commit is contained in:
Camilla Berglund
parent
c87829ea61
commit
55419bda67
@ -3,13 +3,13 @@ include_directories(${GLFW_SOURCE_DIR}/src
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${glfw_INCLUDE_DIRS})
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set(common_HEADERS ${GLFW_SOURCE_DIR}/include/GL/glfw3.h internal.h)
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set(common_SOURCES clipboard.c fullscreen.c gamma.c init.c input.c
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joystick.c monitor.c opengl.c time.c window.c)
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set(common_SOURCES clipboard.c gamma.c init.c input.c joystick.c monitor.c
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opengl.c time.c window.c)
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if (_GLFW_COCOA_NSGL)
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set(glfw_HEADERS ${common_HEADERS} cocoa_platform.h)
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set(glfw_SOURCES ${common_SOURCES} cocoa_clipboard.m cocoa_fullscreen.m
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cocoa_gamma.c cocoa_init.m cocoa_input.m cocoa_joystick.m
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set(glfw_SOURCES ${common_SOURCES} cocoa_clipboard.m cocoa_gamma.c
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cocoa_init.m cocoa_input.m cocoa_joystick.m cocoa_monitor.m
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cocoa_opengl.m cocoa_time.c cocoa_window.m)
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if (GLFW_NATIVE_API)
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@ -20,20 +20,18 @@ if (_GLFW_COCOA_NSGL)
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set_source_files_properties(${glfw_SOURCES} PROPERTIES LANGUAGE C)
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elseif (_GLFW_WIN32_WGL)
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set(glfw_HEADERS ${common_HEADERS} win32_platform.h)
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set(glfw_SOURCES ${common_SOURCES} win32_clipboard.c win32_fullscreen.c
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win32_gamma.c win32_init.c win32_input.c win32_joystick.c
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win32_monitor.c win32_opengl.c win32_time.c win32_window.c
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win32_dllmain.c)
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set(glfw_SOURCES ${common_SOURCES} win32_clipboard.c win32_gamma.c
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win32_init.c win32_input.c win32_joystick.c win32_monitor.c
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win32_opengl.c win32_time.c win32_window.c win32_dllmain.c)
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if (GLFW_NATIVE_API)
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list(APPEND glfw_SOURCES win32_native.c)
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endif()
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elseif (_GLFW_X11_GLX)
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set(glfw_HEADERS ${common_HEADERS} x11_platform.h)
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set(glfw_SOURCES ${common_SOURCES} x11_clipboard.c x11_fullscreen.c
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x11_gamma.c x11_init.c x11_input.c x11_joystick.c
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x11_keysym2unicode.c x11_monitor.c x11_opengl.c x11_time.c
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x11_window.c)
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set(glfw_SOURCES ${common_SOURCES} x11_clipboard.c x11_gamma.c x11_init.c
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x11_input.c x11_joystick.c x11_keysym2unicode.c
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x11_monitor.c x11_opengl.c x11_time.c x11_window.c)
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if (GLFW_NATIVE_API)
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list(APPEND glfw_SOURCES x11_native.c)
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@ -1,243 +0,0 @@
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//========================================================================
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// GLFW - An OpenGL library
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// Platform: Cocoa
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// API Version: 3.0
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// WWW: http://www.glfw.org/
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//------------------------------------------------------------------------
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// Copyright (c) 2009-2010 Camilla Berglund <elmindreda@elmindreda.org>
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would
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// be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//
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//========================================================================
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#include "internal.h"
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#include <stdlib.h>
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#include <limits.h>
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//========================================================================
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// Check whether the display mode should be included in enumeration
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//========================================================================
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static GLboolean modeIsGood(CGDisplayModeRef mode)
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{
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uint32_t flags = CGDisplayModeGetIOFlags(mode);
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if (!(flags & kDisplayModeValidFlag) || !(flags & kDisplayModeSafeFlag))
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return GL_FALSE;
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if (flags & kDisplayModeInterlacedFlag)
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return GL_FALSE;
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if (flags & kDisplayModeTelevisionFlag)
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return GL_FALSE;
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if (flags & kDisplayModeStretchedFlag)
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return GL_FALSE;
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CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
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if (CFStringCompare(format, CFSTR(IO16BitDirectPixels), 0) &&
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CFStringCompare(format, CFSTR(IO32BitDirectPixels), 0))
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{
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CFRelease(format);
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return GL_FALSE;
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}
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CFRelease(format);
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return GL_TRUE;
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}
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//========================================================================
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// Convert Core Graphics display mode to GLFW video mode
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//========================================================================
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static GLFWvidmode vidmodeFromCGDisplayMode(CGDisplayModeRef mode)
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{
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GLFWvidmode result;
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result.width = CGDisplayModeGetWidth(mode);
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result.height = CGDisplayModeGetHeight(mode);
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CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
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if (CFStringCompare(format, CFSTR(IO16BitDirectPixels), 0) == 0)
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{
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result.redBits = 5;
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result.greenBits = 5;
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result.blueBits = 5;
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}
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else
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{
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result.redBits = 8;
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result.greenBits = 8;
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result.blueBits = 8;
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}
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CFRelease(format);
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return result;
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW internal API //////
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//////////////////////////////////////////////////////////////////////////
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//========================================================================
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// Change the current video mode
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//========================================================================
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GLboolean _glfwSetVideoMode(int* width, int* height, int* bpp, int* refreshRate)
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{
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CGDisplayModeRef bestMode = NULL;
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CFArrayRef modes;
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CFIndex count, i;
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unsigned int leastSizeDiff = UINT_MAX;
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double leastRateDiff = DBL_MAX;
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modes = CGDisplayCopyAllDisplayModes(CGMainDisplayID(), NULL);
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count = CFArrayGetCount(modes);
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for (i = 0; i < count; i++)
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{
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CGDisplayModeRef mode = (CGDisplayModeRef) CFArrayGetValueAtIndex(modes, i);
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if (!modeIsGood(mode))
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continue;
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int modeBPP;
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// Identify display mode pixel encoding
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{
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CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
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if (CFStringCompare(format, CFSTR(IO16BitDirectPixels), 0) == 0)
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modeBPP = 16;
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else
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modeBPP = 32;
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CFRelease(format);
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}
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int modeWidth = (int) CGDisplayModeGetWidth(mode);
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int modeHeight = (int) CGDisplayModeGetHeight(mode);
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unsigned int sizeDiff = (abs(modeBPP - *bpp) << 25) |
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((modeWidth - *width) * (modeWidth - *width) +
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(modeHeight - *height) * (modeHeight - *height));
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double rateDiff;
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if (*refreshRate > 0)
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rateDiff = fabs(CGDisplayModeGetRefreshRate(mode) - *refreshRate);
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else
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{
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// If no refresh rate was specified, then they're all the same
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rateDiff = 0;
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}
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if ((sizeDiff < leastSizeDiff) ||
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(sizeDiff == leastSizeDiff && (rateDiff < leastRateDiff)))
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{
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bestMode = mode;
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leastSizeDiff = sizeDiff;
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leastRateDiff = rateDiff;
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}
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}
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if (!bestMode)
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{
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CFRelease(modes);
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return GL_FALSE;
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}
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_glfwLibrary.NS.previousMode = CGDisplayCopyDisplayMode(CGMainDisplayID());
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CGDisplayCapture(CGMainDisplayID());
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CGDisplaySetDisplayMode(CGMainDisplayID(), bestMode, NULL);
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CFRelease(modes);
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return GL_TRUE;
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}
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//========================================================================
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// Restore the previously saved (original) video mode
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//========================================================================
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void _glfwRestoreVideoMode(void)
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{
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CGDisplaySetDisplayMode(CGMainDisplayID(),
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_glfwLibrary.NS.previousMode,
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NULL);
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CGDisplayRelease(CGMainDisplayID());
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW platform API //////
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//////////////////////////////////////////////////////////////////////////
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//========================================================================
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// Get a list of available video modes
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//========================================================================
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GLFWvidmode* _glfwPlatformGetVideoModes(int* found)
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{
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CFArrayRef modes;
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CFIndex count, i;
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GLFWvidmode* result;
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modes = CGDisplayCopyAllDisplayModes(CGMainDisplayID(), NULL);
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count = CFArrayGetCount(modes);
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result = (GLFWvidmode*) malloc(sizeof(GLFWvidmode) * count);
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*found = 0;
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for (i = 0; i < count; i++)
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{
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CGDisplayModeRef mode;
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mode = (CGDisplayModeRef) CFArrayGetValueAtIndex(modes, i);
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if (modeIsGood(mode))
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{
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result[*found] = vidmodeFromCGDisplayMode(mode);
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(*found)++;
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}
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}
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CFRelease(modes);
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return result;
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}
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//========================================================================
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// Get the current video mode for the specified monitor
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//========================================================================
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void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode *mode)
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{
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CGDisplayModeRef displayMode;
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displayMode = CGDisplayCopyDisplayMode(CGMainDisplayID());
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*mode = vidmodeFromCGDisplayMode(displayMode);
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CGDisplayModeRelease(displayMode);
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}
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@ -30,6 +30,167 @@
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#include "internal.h"
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#include <stdlib.h>
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#include <limits.h>
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//========================================================================
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// Check whether the display mode should be included in enumeration
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//========================================================================
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static GLboolean modeIsGood(CGDisplayModeRef mode)
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{
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uint32_t flags = CGDisplayModeGetIOFlags(mode);
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if (!(flags & kDisplayModeValidFlag) || !(flags & kDisplayModeSafeFlag))
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return GL_FALSE;
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if (flags & kDisplayModeInterlacedFlag)
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return GL_FALSE;
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if (flags & kDisplayModeTelevisionFlag)
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return GL_FALSE;
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if (flags & kDisplayModeStretchedFlag)
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return GL_FALSE;
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CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
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if (CFStringCompare(format, CFSTR(IO16BitDirectPixels), 0) &&
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CFStringCompare(format, CFSTR(IO32BitDirectPixels), 0))
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{
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CFRelease(format);
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return GL_FALSE;
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}
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CFRelease(format);
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return GL_TRUE;
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}
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//========================================================================
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// Convert Core Graphics display mode to GLFW video mode
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//========================================================================
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static GLFWvidmode vidmodeFromCGDisplayMode(CGDisplayModeRef mode)
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{
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GLFWvidmode result;
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result.width = CGDisplayModeGetWidth(mode);
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result.height = CGDisplayModeGetHeight(mode);
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CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
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if (CFStringCompare(format, CFSTR(IO16BitDirectPixels), 0) == 0)
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{
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result.redBits = 5;
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result.greenBits = 5;
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result.blueBits = 5;
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}
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else
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{
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result.redBits = 8;
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result.greenBits = 8;
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result.blueBits = 8;
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}
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CFRelease(format);
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return result;
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW internal API //////
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//////////////////////////////////////////////////////////////////////////
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//========================================================================
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// Change the current video mode
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//========================================================================
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GLboolean _glfwSetVideoMode(int* width, int* height, int* bpp, int* refreshRate)
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{
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CGDisplayModeRef bestMode = NULL;
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CFArrayRef modes;
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CFIndex count, i;
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unsigned int leastSizeDiff = UINT_MAX;
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double leastRateDiff = DBL_MAX;
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modes = CGDisplayCopyAllDisplayModes(CGMainDisplayID(), NULL);
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count = CFArrayGetCount(modes);
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for (i = 0; i < count; i++)
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{
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CGDisplayModeRef mode = (CGDisplayModeRef) CFArrayGetValueAtIndex(modes, i);
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if (!modeIsGood(mode))
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continue;
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int modeBPP;
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// Identify display mode pixel encoding
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{
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CFStringRef format = CGDisplayModeCopyPixelEncoding(mode);
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if (CFStringCompare(format, CFSTR(IO16BitDirectPixels), 0) == 0)
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modeBPP = 16;
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else
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modeBPP = 32;
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CFRelease(format);
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}
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int modeWidth = (int) CGDisplayModeGetWidth(mode);
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int modeHeight = (int) CGDisplayModeGetHeight(mode);
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unsigned int sizeDiff = (abs(modeBPP - *bpp) << 25) |
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((modeWidth - *width) * (modeWidth - *width) +
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(modeHeight - *height) * (modeHeight - *height));
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double rateDiff;
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if (*refreshRate > 0)
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rateDiff = fabs(CGDisplayModeGetRefreshRate(mode) - *refreshRate);
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else
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{
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// If no refresh rate was specified, then they're all the same
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rateDiff = 0;
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}
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if ((sizeDiff < leastSizeDiff) ||
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(sizeDiff == leastSizeDiff && (rateDiff < leastRateDiff)))
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{
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bestMode = mode;
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leastSizeDiff = sizeDiff;
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leastRateDiff = rateDiff;
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}
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}
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if (!bestMode)
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{
|
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CFRelease(modes);
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return GL_FALSE;
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}
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_glfwLibrary.NS.previousMode = CGDisplayCopyDisplayMode(CGMainDisplayID());
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CGDisplayCapture(CGMainDisplayID());
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CGDisplaySetDisplayMode(CGMainDisplayID(), bestMode, NULL);
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CFRelease(modes);
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return GL_TRUE;
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}
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|
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|
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//========================================================================
|
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// Restore the previously saved (original) video mode
|
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//========================================================================
|
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|
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void _glfwRestoreVideoMode(void)
|
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{
|
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CGDisplaySetDisplayMode(CGMainDisplayID(),
|
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_glfwLibrary.NS.previousMode,
|
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NULL);
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CGDisplayRelease(CGMainDisplayID());
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}
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//////////////////////////////////////////////////////////////////////////
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////// GLFW platform API //////
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@ -54,3 +215,50 @@ void _glfwPlatformDestroyMonitor(_GLFWmonitor* monitor)
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{
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}
|
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|
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|
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//========================================================================
|
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// Get a list of available video modes
|
||||
//========================================================================
|
||||
|
||||
GLFWvidmode* _glfwPlatformGetVideoModes(int* found)
|
||||
{
|
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CFArrayRef modes;
|
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CFIndex count, i;
|
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GLFWvidmode* result;
|
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|
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modes = CGDisplayCopyAllDisplayModes(CGMainDisplayID(), NULL);
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count = CFArrayGetCount(modes);
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result = (GLFWvidmode*) malloc(sizeof(GLFWvidmode) * count);
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*found = 0;
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|
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for (i = 0; i < count; i++)
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{
|
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CGDisplayModeRef mode;
|
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mode = (CGDisplayModeRef) CFArrayGetValueAtIndex(modes, i);
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if (modeIsGood(mode))
|
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{
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result[*found] = vidmodeFromCGDisplayMode(mode);
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(*found)++;
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}
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}
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CFRelease(modes);
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return result;
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}
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|
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|
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//========================================================================
|
||||
// Get the current video mode for the specified monitor
|
||||
//========================================================================
|
||||
|
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void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode *mode)
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{
|
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CGDisplayModeRef displayMode;
|
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|
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displayMode = CGDisplayCopyDisplayMode(CGMainDisplayID());
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*mode = vidmodeFromCGDisplayMode(displayMode);
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CGDisplayModeRelease(displayMode);
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}
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|
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|
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172
src/fullscreen.c
172
src/fullscreen.c
@ -1,172 +0,0 @@
|
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//========================================================================
|
||||
// GLFW - An OpenGL library
|
||||
// Platform: Any
|
||||
// API version: 3.0
|
||||
// WWW: http://www.glfw.org/
|
||||
//------------------------------------------------------------------------
|
||||
// Copyright (c) 2002-2006 Marcus Geelnard
|
||||
// Copyright (c) 2006-2010 Camilla Berglund <elmindreda@elmindreda.org>
|
||||
// Copyright (c) 2012 Torsten Walluhn <tw@mad-cad.net>
|
||||
//
|
||||
// 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"
|
||||
|
||||
#include <stdlib.h>
|
||||
#if _WIN32
|
||||
#include <malloc.h>
|
||||
#endif
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Lexical comparison function for GLFW video modes, used by qsort
|
||||
//========================================================================
|
||||
|
||||
int compareVideoModes(const void* firstPtr, const void* secondPtr)
|
||||
{
|
||||
int firstBPP, secondBPP, firstSize, secondSize;
|
||||
GLFWvidmode* first = (GLFWvidmode*) firstPtr;
|
||||
GLFWvidmode* second = (GLFWvidmode*) secondPtr;
|
||||
|
||||
// First sort on color bits per pixel
|
||||
|
||||
firstBPP = first->redBits +
|
||||
first->greenBits +
|
||||
first->blueBits;
|
||||
secondBPP = second->redBits +
|
||||
second->greenBits +
|
||||
second->blueBits;
|
||||
|
||||
if (firstBPP != secondBPP)
|
||||
return firstBPP - secondBPP;
|
||||
|
||||
// Then sort on screen area, in pixels
|
||||
|
||||
firstSize = first->width * first->height;
|
||||
secondSize = second->width * second->height;
|
||||
|
||||
return firstSize - secondSize;
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW internal API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Lexical comparison of GLFW video modes
|
||||
//========================================================================
|
||||
|
||||
int _glfwCompareVideoModes(const GLFWvidmode* first, const GLFWvidmode* second)
|
||||
{
|
||||
return compareVideoModes(first, second);
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Convert BPP to RGB bits based on "best guess"
|
||||
//========================================================================
|
||||
|
||||
void _glfwSplitBPP(int bpp, int* red, int* green, int* blue)
|
||||
{
|
||||
int delta;
|
||||
|
||||
// We assume that by 32 the user really meant 24
|
||||
if (bpp == 32)
|
||||
bpp = 24;
|
||||
|
||||
// Convert "bits per pixel" to red, green & blue sizes
|
||||
|
||||
*red = *green = *blue = bpp / 3;
|
||||
delta = bpp - (*red * 3);
|
||||
if (delta >= 1)
|
||||
*green = *green + 1;
|
||||
|
||||
if (delta == 2)
|
||||
*red = *red + 1;
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW public API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Get a list of available video modes
|
||||
//========================================================================
|
||||
|
||||
GLFWAPI GLFWvidmode* glfwGetVideoModes(GLFWmonitor handle, int* count)
|
||||
{
|
||||
_GLFWmonitor* monitor = (_GLFWmonitor*) handle;
|
||||
|
||||
if (!_glfwInitialized)
|
||||
{
|
||||
_glfwSetError(GLFW_NOT_INITIALIZED, NULL);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (monitor == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_INVALID_VALUE,
|
||||
"glfwGetVideoModes: Invalid monitor handle");
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (count == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_INVALID_VALUE, NULL);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
free(monitor->modes);
|
||||
|
||||
monitor->modes = _glfwPlatformGetVideoModes(monitor, count);
|
||||
if (monitor->modes)
|
||||
qsort(monitor->modes, *count, sizeof(GLFWvidmode), compareVideoModes);
|
||||
|
||||
return monitor->modes;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get the current video mode for the specified monitor
|
||||
//========================================================================
|
||||
|
||||
GLFWAPI void glfwGetVideoMode(GLFWmonitor handle, GLFWvidmode* mode)
|
||||
{
|
||||
_GLFWmonitor* monitor = (_GLFWmonitor*) handle;
|
||||
|
||||
if (!_glfwInitialized)
|
||||
{
|
||||
_glfwSetError(GLFW_NOT_INITIALIZED, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
if (mode == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_INVALID_VALUE, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
_glfwPlatformGetVideoMode(monitor, mode);
|
||||
}
|
||||
|
||||
129
src/monitor.c
129
src/monitor.c
@ -32,6 +32,40 @@
|
||||
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#if _WIN32
|
||||
#include <malloc.h>
|
||||
#endif
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Lexical comparison function for GLFW video modes, used by qsort
|
||||
//========================================================================
|
||||
|
||||
int compareVideoModes(const void* firstPtr, const void* secondPtr)
|
||||
{
|
||||
int firstBPP, secondBPP, firstSize, secondSize;
|
||||
GLFWvidmode* first = (GLFWvidmode*) firstPtr;
|
||||
GLFWvidmode* second = (GLFWvidmode*) secondPtr;
|
||||
|
||||
// First sort on color bits per pixel
|
||||
|
||||
firstBPP = first->redBits +
|
||||
first->greenBits +
|
||||
first->blueBits;
|
||||
secondBPP = second->redBits +
|
||||
second->greenBits +
|
||||
second->blueBits;
|
||||
|
||||
if (firstBPP != secondBPP)
|
||||
return firstBPP - secondBPP;
|
||||
|
||||
// Then sort on screen area, in pixels
|
||||
|
||||
firstSize = first->width * first->height;
|
||||
secondSize = second->width * second->height;
|
||||
|
||||
return firstSize - secondSize;
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
@ -151,6 +185,40 @@ void _glfwDestroyMonitors(void)
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Lexical comparison of GLFW video modes
|
||||
//========================================================================
|
||||
|
||||
int _glfwCompareVideoModes(const GLFWvidmode* first, const GLFWvidmode* second)
|
||||
{
|
||||
return compareVideoModes(first, second);
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Convert BPP to RGB bits based on "best guess"
|
||||
//========================================================================
|
||||
|
||||
void _glfwSplitBPP(int bpp, int* red, int* green, int* blue)
|
||||
{
|
||||
int delta;
|
||||
|
||||
// We assume that by 32 the user really meant 24
|
||||
if (bpp == 32)
|
||||
bpp = 24;
|
||||
|
||||
// Convert "bits per pixel" to red, green & blue sizes
|
||||
|
||||
*red = *green = *blue = bpp / 3;
|
||||
delta = bpp - (*red * 3);
|
||||
if (delta >= 1)
|
||||
*green = *green + 1;
|
||||
|
||||
if (delta == 2)
|
||||
*red = *red + 1;
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW public API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
@ -281,3 +349,64 @@ GLFWAPI void glfwSetMonitorCallback(GLFWmonitorfun cbfun)
|
||||
_glfwLibrary.monitorCallback= cbfun;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get a list of available video modes
|
||||
//========================================================================
|
||||
|
||||
GLFWAPI GLFWvidmode* glfwGetVideoModes(GLFWmonitor handle, int* count)
|
||||
{
|
||||
_GLFWmonitor* monitor = (_GLFWmonitor*) handle;
|
||||
|
||||
if (!_glfwInitialized)
|
||||
{
|
||||
_glfwSetError(GLFW_NOT_INITIALIZED, NULL);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (monitor == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_INVALID_VALUE,
|
||||
"glfwGetVideoModes: Invalid monitor handle");
|
||||
return 0;
|
||||
}
|
||||
|
||||
if (count == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_INVALID_VALUE, NULL);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
free(monitor->modes);
|
||||
|
||||
monitor->modes = _glfwPlatformGetVideoModes(monitor, count);
|
||||
if (monitor->modes)
|
||||
qsort(monitor->modes, *count, sizeof(GLFWvidmode), compareVideoModes);
|
||||
|
||||
return monitor->modes;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get the current video mode for the specified monitor
|
||||
//========================================================================
|
||||
|
||||
GLFWAPI void glfwGetVideoMode(GLFWmonitor handle, GLFWvidmode* mode)
|
||||
{
|
||||
_GLFWmonitor* monitor = (_GLFWmonitor*) handle;
|
||||
|
||||
if (!_glfwInitialized)
|
||||
{
|
||||
_glfwSetError(GLFW_NOT_INITIALIZED, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
if (mode == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_INVALID_VALUE, NULL);
|
||||
return;
|
||||
}
|
||||
|
||||
_glfwPlatformGetVideoMode(monitor, mode);
|
||||
}
|
||||
|
||||
|
||||
@ -1,281 +0,0 @@
|
||||
//========================================================================
|
||||
// GLFW - An OpenGL library
|
||||
// Platform: Win32
|
||||
// API version: 3.0
|
||||
// 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"
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <limits.h>
|
||||
#include <malloc.h>
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Return closest video mode by dimensions, refresh rate and bits per pixel
|
||||
//========================================================================
|
||||
|
||||
static GLboolean getClosestVideoMode(int* width, int* height,
|
||||
int* bpp, int* refreshRate,
|
||||
GLboolean exactBPP)
|
||||
{
|
||||
int mode, bestWidth, bestHeight, bestBPP, bestRate;
|
||||
unsigned int sizeDiff, rateDiff, leastSizeDiff, leastRateDiff;
|
||||
GLboolean foundMode = GL_FALSE;
|
||||
DEVMODE dm;
|
||||
|
||||
leastSizeDiff = leastRateDiff = UINT_MAX;
|
||||
|
||||
for (mode = 0; ; mode++)
|
||||
{
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
if (!EnumDisplaySettings(NULL, mode, &dm))
|
||||
break;
|
||||
|
||||
if (exactBPP && dm.dmBitsPerPel != *bpp)
|
||||
continue;
|
||||
|
||||
sizeDiff = (abs(dm.dmBitsPerPel - *bpp) << 25) |
|
||||
((dm.dmPelsWidth - *width) *
|
||||
(dm.dmPelsWidth - *width) +
|
||||
(dm.dmPelsHeight - *height) *
|
||||
(dm.dmPelsHeight - *height));
|
||||
|
||||
if (*refreshRate > 0)
|
||||
{
|
||||
rateDiff = (dm.dmDisplayFrequency - *refreshRate) *
|
||||
(dm.dmDisplayFrequency - *refreshRate);
|
||||
}
|
||||
else
|
||||
{
|
||||
// If no refresh rate was specified, then they're all the same
|
||||
rateDiff = 0;
|
||||
}
|
||||
|
||||
// We match first BPP, then screen area and last refresh rate
|
||||
|
||||
if ((sizeDiff < leastSizeDiff) ||
|
||||
(sizeDiff == leastSizeDiff && (rateDiff < leastRateDiff)))
|
||||
{
|
||||
bestWidth = dm.dmPelsWidth;
|
||||
bestHeight = dm.dmPelsHeight;
|
||||
bestBPP = dm.dmBitsPerPel;
|
||||
bestRate = dm.dmDisplayFrequency;
|
||||
|
||||
leastSizeDiff = sizeDiff;
|
||||
leastRateDiff = rateDiff;
|
||||
|
||||
foundMode = GL_TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
if (!foundMode)
|
||||
return GL_FALSE;
|
||||
|
||||
*width = bestWidth;
|
||||
*height = bestHeight;
|
||||
*bpp = bestBPP;
|
||||
|
||||
// Only save the found refresh rate if the client requested a specific
|
||||
// rate; otherwise keep it at zero to let Windows select the best rate
|
||||
if (*refreshRate > 0)
|
||||
*refreshRate = bestRate;
|
||||
|
||||
return GL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW internal API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Change the current video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwSetVideoMode(int* width, int* height,
|
||||
int* bpp, int* refreshRate,
|
||||
GLboolean exactBPP)
|
||||
{
|
||||
DEVMODE dm;
|
||||
int closestWidth, closestHeight, closestBPP, closestRate;
|
||||
|
||||
closestWidth = *width;
|
||||
closestHeight = *height;
|
||||
closestBPP = *bpp;
|
||||
closestRate = *refreshRate;
|
||||
|
||||
if (getClosestVideoMode(&closestWidth, &closestHeight,
|
||||
&closestBPP, &closestRate, GL_FALSE))
|
||||
{
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
dm.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL;
|
||||
dm.dmPelsWidth = closestWidth;
|
||||
dm.dmPelsHeight = closestHeight;
|
||||
dm.dmBitsPerPel = closestBPP;
|
||||
|
||||
if (*refreshRate > 0)
|
||||
{
|
||||
dm.dmFields |= DM_DISPLAYFREQUENCY;
|
||||
dm.dmDisplayFrequency = closestRate;
|
||||
}
|
||||
|
||||
if (ChangeDisplaySettings(&dm, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL)
|
||||
{
|
||||
*width = closestWidth;
|
||||
*height = closestHeight;
|
||||
*bpp = closestBPP;
|
||||
*refreshRate = closestRate;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
EnumDisplaySettings(NULL, ENUM_REGISTRY_SETTINGS, &dm);
|
||||
|
||||
*width = dm.dmPelsWidth;
|
||||
*height = dm.dmPelsHeight;
|
||||
*bpp = dm.dmBitsPerPel;
|
||||
*refreshRate = dm.dmDisplayFrequency;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Restore the previously saved (original) video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwRestoreVideoMode(void)
|
||||
{
|
||||
ChangeDisplaySettings(NULL, CDS_FULLSCREEN);
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW platform API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Get a list of available video modes
|
||||
//========================================================================
|
||||
|
||||
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
|
||||
{
|
||||
int modeIndex = 0, count = 0;
|
||||
GLFWvidmode* result = NULL;
|
||||
|
||||
*found = 0;
|
||||
|
||||
for (;;)
|
||||
{
|
||||
int i;
|
||||
GLFWvidmode mode;
|
||||
DEVMODE dm;
|
||||
|
||||
ZeroMemory(&dm, sizeof(DEVMODE));
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
|
||||
if (!EnumDisplaySettings(monitor->Win32.name, modeIndex, &dm))
|
||||
break;
|
||||
|
||||
modeIndex++;
|
||||
|
||||
if (dm.dmBitsPerPel < 15)
|
||||
{
|
||||
// Skip modes with less than 15 BPP
|
||||
continue;
|
||||
}
|
||||
|
||||
mode.width = dm.dmPelsWidth;
|
||||
mode.height = dm.dmPelsHeight;
|
||||
_glfwSplitBPP(dm.dmBitsPerPel,
|
||||
&mode.redBits,
|
||||
&mode.greenBits,
|
||||
&mode.blueBits);
|
||||
|
||||
for (i = 0; i < *found; i++)
|
||||
{
|
||||
if (_glfwCompareVideoModes(result + i, &mode) == 0)
|
||||
break;
|
||||
}
|
||||
|
||||
if (i < *found)
|
||||
{
|
||||
// This is a duplicate, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
if (*found == count)
|
||||
{
|
||||
void* larger;
|
||||
|
||||
if (count)
|
||||
count *= 2;
|
||||
else
|
||||
count = 128;
|
||||
|
||||
larger = realloc(result, count * sizeof(GLFWvidmode));
|
||||
if (!larger)
|
||||
{
|
||||
free(result);
|
||||
|
||||
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
result = (GLFWvidmode*) larger;
|
||||
}
|
||||
|
||||
result[*found] = mode;
|
||||
(*found)++;
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get the current video mode for the specified monitor
|
||||
//========================================================================
|
||||
|
||||
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
|
||||
{
|
||||
DEVMODE dm;
|
||||
|
||||
ZeroMemory(&dm, sizeof(DEVMODE));
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
|
||||
EnumDisplaySettings(monitor->Win32.name, ENUM_REGISTRY_SETTINGS, &dm);
|
||||
|
||||
mode->width = dm.dmPelsWidth;
|
||||
mode->height = dm.dmPelsHeight;
|
||||
_glfwSplitBPP(dm.dmBitsPerPel,
|
||||
&mode->redBits,
|
||||
&mode->greenBits,
|
||||
&mode->blueBits);
|
||||
}
|
||||
|
||||
@ -32,6 +32,8 @@
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <limits.h>
|
||||
#include <malloc.h>
|
||||
|
||||
// These constants are missing on MinGW
|
||||
#ifndef EDS_ROTATEDMODE
|
||||
@ -42,6 +44,146 @@
|
||||
#endif
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Return closest video mode by dimensions, refresh rate and bits per pixel
|
||||
//========================================================================
|
||||
|
||||
static GLboolean getClosestVideoMode(int* width, int* height,
|
||||
int* bpp, int* refreshRate,
|
||||
GLboolean exactBPP)
|
||||
{
|
||||
int mode, bestWidth, bestHeight, bestBPP, bestRate;
|
||||
unsigned int sizeDiff, rateDiff, leastSizeDiff, leastRateDiff;
|
||||
GLboolean foundMode = GL_FALSE;
|
||||
DEVMODE dm;
|
||||
|
||||
leastSizeDiff = leastRateDiff = UINT_MAX;
|
||||
|
||||
for (mode = 0; ; mode++)
|
||||
{
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
if (!EnumDisplaySettings(NULL, mode, &dm))
|
||||
break;
|
||||
|
||||
if (exactBPP && dm.dmBitsPerPel != *bpp)
|
||||
continue;
|
||||
|
||||
sizeDiff = (abs(dm.dmBitsPerPel - *bpp) << 25) |
|
||||
((dm.dmPelsWidth - *width) *
|
||||
(dm.dmPelsWidth - *width) +
|
||||
(dm.dmPelsHeight - *height) *
|
||||
(dm.dmPelsHeight - *height));
|
||||
|
||||
if (*refreshRate > 0)
|
||||
{
|
||||
rateDiff = (dm.dmDisplayFrequency - *refreshRate) *
|
||||
(dm.dmDisplayFrequency - *refreshRate);
|
||||
}
|
||||
else
|
||||
{
|
||||
// If no refresh rate was specified, then they're all the same
|
||||
rateDiff = 0;
|
||||
}
|
||||
|
||||
// We match first BPP, then screen area and last refresh rate
|
||||
|
||||
if ((sizeDiff < leastSizeDiff) ||
|
||||
(sizeDiff == leastSizeDiff && (rateDiff < leastRateDiff)))
|
||||
{
|
||||
bestWidth = dm.dmPelsWidth;
|
||||
bestHeight = dm.dmPelsHeight;
|
||||
bestBPP = dm.dmBitsPerPel;
|
||||
bestRate = dm.dmDisplayFrequency;
|
||||
|
||||
leastSizeDiff = sizeDiff;
|
||||
leastRateDiff = rateDiff;
|
||||
|
||||
foundMode = GL_TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
if (!foundMode)
|
||||
return GL_FALSE;
|
||||
|
||||
*width = bestWidth;
|
||||
*height = bestHeight;
|
||||
*bpp = bestBPP;
|
||||
|
||||
// Only save the found refresh rate if the client requested a specific
|
||||
// rate; otherwise keep it at zero to let Windows select the best rate
|
||||
if (*refreshRate > 0)
|
||||
*refreshRate = bestRate;
|
||||
|
||||
return GL_TRUE;
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW internal API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Change the current video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwSetVideoMode(int* width, int* height,
|
||||
int* bpp, int* refreshRate,
|
||||
GLboolean exactBPP)
|
||||
{
|
||||
DEVMODE dm;
|
||||
int closestWidth, closestHeight, closestBPP, closestRate;
|
||||
|
||||
closestWidth = *width;
|
||||
closestHeight = *height;
|
||||
closestBPP = *bpp;
|
||||
closestRate = *refreshRate;
|
||||
|
||||
if (getClosestVideoMode(&closestWidth, &closestHeight,
|
||||
&closestBPP, &closestRate, GL_FALSE))
|
||||
{
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
dm.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL;
|
||||
dm.dmPelsWidth = closestWidth;
|
||||
dm.dmPelsHeight = closestHeight;
|
||||
dm.dmBitsPerPel = closestBPP;
|
||||
|
||||
if (*refreshRate > 0)
|
||||
{
|
||||
dm.dmFields |= DM_DISPLAYFREQUENCY;
|
||||
dm.dmDisplayFrequency = closestRate;
|
||||
}
|
||||
|
||||
if (ChangeDisplaySettings(&dm, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL)
|
||||
{
|
||||
*width = closestWidth;
|
||||
*height = closestHeight;
|
||||
*bpp = closestBPP;
|
||||
*refreshRate = closestRate;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
EnumDisplaySettings(NULL, ENUM_REGISTRY_SETTINGS, &dm);
|
||||
|
||||
*width = dm.dmPelsWidth;
|
||||
*height = dm.dmPelsHeight;
|
||||
*bpp = dm.dmBitsPerPel;
|
||||
*refreshRate = dm.dmDisplayFrequency;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Restore the previously saved (original) video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwRestoreVideoMode(void)
|
||||
{
|
||||
ChangeDisplaySettings(NULL, CDS_FULLSCREEN);
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW platform API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
@ -164,3 +306,104 @@ void _glfwPlatformDestroyMonitor(_GLFWmonitor* monitor)
|
||||
free(monitor->Win32.name);
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get a list of available video modes
|
||||
//========================================================================
|
||||
|
||||
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
|
||||
{
|
||||
int modeIndex = 0, count = 0;
|
||||
GLFWvidmode* result = NULL;
|
||||
|
||||
*found = 0;
|
||||
|
||||
for (;;)
|
||||
{
|
||||
int i;
|
||||
GLFWvidmode mode;
|
||||
DEVMODE dm;
|
||||
|
||||
ZeroMemory(&dm, sizeof(DEVMODE));
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
|
||||
if (!EnumDisplaySettings(monitor->Win32.name, modeIndex, &dm))
|
||||
break;
|
||||
|
||||
modeIndex++;
|
||||
|
||||
if (dm.dmBitsPerPel < 15)
|
||||
{
|
||||
// Skip modes with less than 15 BPP
|
||||
continue;
|
||||
}
|
||||
|
||||
mode.width = dm.dmPelsWidth;
|
||||
mode.height = dm.dmPelsHeight;
|
||||
_glfwSplitBPP(dm.dmBitsPerPel,
|
||||
&mode.redBits,
|
||||
&mode.greenBits,
|
||||
&mode.blueBits);
|
||||
|
||||
for (i = 0; i < *found; i++)
|
||||
{
|
||||
if (_glfwCompareVideoModes(result + i, &mode) == 0)
|
||||
break;
|
||||
}
|
||||
|
||||
if (i < *found)
|
||||
{
|
||||
// This is a duplicate, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
if (*found == count)
|
||||
{
|
||||
void* larger;
|
||||
|
||||
if (count)
|
||||
count *= 2;
|
||||
else
|
||||
count = 128;
|
||||
|
||||
larger = realloc(result, count * sizeof(GLFWvidmode));
|
||||
if (!larger)
|
||||
{
|
||||
free(result);
|
||||
|
||||
_glfwSetError(GLFW_OUT_OF_MEMORY, NULL);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
result = (GLFWvidmode*) larger;
|
||||
}
|
||||
|
||||
result[*found] = mode;
|
||||
(*found)++;
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get the current video mode for the specified monitor
|
||||
//========================================================================
|
||||
|
||||
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
|
||||
{
|
||||
DEVMODE dm;
|
||||
|
||||
ZeroMemory(&dm, sizeof(DEVMODE));
|
||||
dm.dmSize = sizeof(DEVMODE);
|
||||
|
||||
EnumDisplaySettings(monitor->Win32.name, ENUM_REGISTRY_SETTINGS, &dm);
|
||||
|
||||
mode->width = dm.dmPelsWidth;
|
||||
mode->height = dm.dmPelsHeight;
|
||||
_glfwSplitBPP(dm.dmBitsPerPel,
|
||||
&mode->redBits,
|
||||
&mode->greenBits,
|
||||
&mode->blueBits);
|
||||
}
|
||||
|
||||
|
||||
@ -1,531 +0,0 @@
|
||||
//========================================================================
|
||||
// GLFW - An OpenGL library
|
||||
// Platform: X11
|
||||
// API version: 3.0
|
||||
// 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"
|
||||
|
||||
#include <limits.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Display resolution
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
typedef struct
|
||||
{
|
||||
int width;
|
||||
int height;
|
||||
} _GLFWvidsize;
|
||||
|
||||
|
||||
//========================================================================
|
||||
// List available resolutions
|
||||
//========================================================================
|
||||
|
||||
static _GLFWvidsize* getResolutions(_GLFWmonitor* monitor, int* found)
|
||||
{
|
||||
int i, j;
|
||||
_GLFWvidsize* result = NULL;
|
||||
|
||||
*found = 0;
|
||||
|
||||
// Build array of available resolutions
|
||||
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
XRRScreenConfiguration* sc;
|
||||
XRRScreenSize* sizes;
|
||||
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, _glfwLibrary.X11.root);
|
||||
sizes = XRRConfigSizes(sc, found);
|
||||
|
||||
result = (_GLFWvidsize*) malloc(sizeof(_GLFWvidsize) * *found);
|
||||
|
||||
for (i = 0; i < *found; i++)
|
||||
{
|
||||
result[i].width = sizes[i].width;
|
||||
result[i].height = sizes[i].height;
|
||||
}
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
XF86VidModeModeInfo** modes;
|
||||
int modeCount;
|
||||
|
||||
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&modeCount, &modes);
|
||||
|
||||
result = (_GLFWvidsize*) malloc(sizeof(_GLFWvidsize) * modeCount);
|
||||
|
||||
for (i = 0; i < modeCount; i++)
|
||||
{
|
||||
_GLFWvidsize size;
|
||||
size.width = modes[i]->hdisplay;
|
||||
size.height = modes[i]->vdisplay;
|
||||
|
||||
for (j = 0; j < *found; j++)
|
||||
{
|
||||
if (memcmp(result + j, &size, sizeof(_GLFWvidsize)) == 0)
|
||||
break;
|
||||
}
|
||||
|
||||
if (j < *found)
|
||||
{
|
||||
// This size is a duplicate, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
result[*found] = size;
|
||||
(*found)++;
|
||||
}
|
||||
|
||||
XFree(modes);
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
|
||||
if (result == NULL)
|
||||
{
|
||||
*found = 1;
|
||||
result = (_GLFWvidsize*) malloc(sizeof(_GLFWvidsize));
|
||||
|
||||
result[0].width = DisplayWidth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
result[0].height = DisplayHeight(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW internal API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Finds the video mode closest in size to the specified desired size
|
||||
//========================================================================
|
||||
|
||||
int _glfwGetClosestVideoMode(int* width, int* height, int* rate)
|
||||
{
|
||||
int i, match, bestmatch;
|
||||
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
int sizecount, bestsize;
|
||||
int ratecount, bestrate;
|
||||
short* ratelist;
|
||||
XRRScreenConfiguration* sc;
|
||||
XRRScreenSize* sizelist;
|
||||
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, _glfwLibrary.X11.root);
|
||||
|
||||
sizelist = XRRConfigSizes(sc, &sizecount);
|
||||
|
||||
// Find the best matching mode
|
||||
bestsize = -1;
|
||||
bestmatch = INT_MAX;
|
||||
for (i = 0; i < sizecount; i++)
|
||||
{
|
||||
match = (*width - sizelist[i].width) *
|
||||
(*width - sizelist[i].width) +
|
||||
(*height - sizelist[i].height) *
|
||||
(*height - sizelist[i].height);
|
||||
if (match < bestmatch)
|
||||
{
|
||||
bestmatch = match;
|
||||
bestsize = i;
|
||||
}
|
||||
}
|
||||
|
||||
if (bestsize != -1)
|
||||
{
|
||||
// Report width & height of best matching mode
|
||||
*width = sizelist[bestsize].width;
|
||||
*height = sizelist[bestsize].height;
|
||||
|
||||
if (*rate > 0)
|
||||
{
|
||||
ratelist = XRRConfigRates(sc, bestsize, &ratecount);
|
||||
|
||||
bestrate = -1;
|
||||
bestmatch = INT_MAX;
|
||||
for (i = 0; i < ratecount; i++)
|
||||
{
|
||||
match = abs(ratelist[i] - *rate);
|
||||
if (match < bestmatch)
|
||||
{
|
||||
bestmatch = match;
|
||||
bestrate = ratelist[i];
|
||||
}
|
||||
}
|
||||
|
||||
if (bestrate != -1)
|
||||
*rate = bestrate;
|
||||
}
|
||||
}
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
|
||||
if (bestsize != -1)
|
||||
return bestsize;
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
XF86VidModeModeInfo** modelist;
|
||||
int bestmode, modecount;
|
||||
|
||||
// Get a list of all available display modes
|
||||
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&modecount, &modelist);
|
||||
|
||||
// Find the best matching mode
|
||||
bestmode = -1;
|
||||
bestmatch = INT_MAX;
|
||||
for (i = 0; i < modecount; i++)
|
||||
{
|
||||
match = (*width - modelist[i]->hdisplay) *
|
||||
(*width - modelist[i]->hdisplay) +
|
||||
(*height - modelist[i]->vdisplay) *
|
||||
(*height - modelist[i]->vdisplay);
|
||||
if (match < bestmatch)
|
||||
{
|
||||
bestmatch = match;
|
||||
bestmode = i;
|
||||
}
|
||||
}
|
||||
|
||||
if (bestmode != -1)
|
||||
{
|
||||
// Report width & height of best matching mode
|
||||
*width = modelist[bestmode]->hdisplay;
|
||||
*height = modelist[bestmode]->vdisplay;
|
||||
}
|
||||
|
||||
XFree(modelist);
|
||||
|
||||
if (bestmode != -1)
|
||||
return bestmode;
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
|
||||
// Default: Simply use the screen resolution
|
||||
*width = DisplayWidth(_glfwLibrary.X11.display, _glfwLibrary.X11.screen);
|
||||
*height = DisplayHeight(_glfwLibrary.X11.display, _glfwLibrary.X11.screen);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Change the current video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwSetVideoModeMODE(int mode, int rate)
|
||||
{
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
XRRScreenConfiguration* sc;
|
||||
Window root;
|
||||
|
||||
root = _glfwLibrary.X11.root;
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, root);
|
||||
|
||||
// Remember old size and flag that we have changed the mode
|
||||
if (!_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
_glfwLibrary.X11.FS.oldSizeID = XRRConfigCurrentConfiguration(sc, &_glfwLibrary.X11.FS.oldRotation);
|
||||
_glfwLibrary.X11.FS.oldWidth = DisplayWidth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
_glfwLibrary.X11.FS.oldHeight = DisplayHeight(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
|
||||
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
|
||||
}
|
||||
|
||||
if (rate > 0)
|
||||
{
|
||||
// Set desired configuration
|
||||
XRRSetScreenConfigAndRate(_glfwLibrary.X11.display,
|
||||
sc,
|
||||
root,
|
||||
mode,
|
||||
RR_Rotate_0,
|
||||
(short) rate,
|
||||
CurrentTime);
|
||||
}
|
||||
else
|
||||
{
|
||||
// Set desired configuration
|
||||
XRRSetScreenConfig(_glfwLibrary.X11.display,
|
||||
sc,
|
||||
root,
|
||||
mode,
|
||||
RR_Rotate_0,
|
||||
CurrentTime);
|
||||
}
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
XF86VidModeModeInfo **modelist;
|
||||
int modecount;
|
||||
|
||||
// Get a list of all available display modes
|
||||
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&modecount, &modelist);
|
||||
|
||||
// Unlock mode switch if necessary
|
||||
if (_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
0);
|
||||
}
|
||||
|
||||
// Change the video mode to the desired mode
|
||||
XF86VidModeSwitchToMode(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
modelist[mode]);
|
||||
|
||||
// Set viewport to upper left corner (where our window will be)
|
||||
XF86VidModeSetViewPort(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
0, 0);
|
||||
|
||||
// Lock mode switch
|
||||
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
1);
|
||||
|
||||
// Remember old mode and flag that we have changed the mode
|
||||
if (!_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
_glfwLibrary.X11.FS.oldMode = *modelist[0];
|
||||
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
|
||||
}
|
||||
|
||||
XFree(modelist);
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Change the current video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwSetVideoMode(int* width, int* height, int* rate)
|
||||
{
|
||||
int bestmode;
|
||||
|
||||
// Find a best match mode
|
||||
bestmode = _glfwGetClosestVideoMode(width, height, rate);
|
||||
|
||||
// Change mode
|
||||
_glfwSetVideoModeMODE(bestmode, *rate);
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Restore the previously saved (original) video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwRestoreVideoMode(void)
|
||||
{
|
||||
if (_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
XRRScreenConfiguration* sc;
|
||||
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.root);
|
||||
|
||||
XRRSetScreenConfig(_glfwLibrary.X11.display,
|
||||
sc,
|
||||
_glfwLibrary.X11.root,
|
||||
_glfwLibrary.X11.FS.oldSizeID,
|
||||
_glfwLibrary.X11.FS.oldRotation,
|
||||
CurrentTime);
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
}
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
// Unlock mode switch
|
||||
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
0);
|
||||
|
||||
// Change the video mode back to the old mode
|
||||
XF86VidModeSwitchToMode(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&_glfwLibrary.X11.FS.oldMode);
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
|
||||
_glfwLibrary.X11.FS.modeChanged = GL_FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW platform API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// List available video modes
|
||||
//========================================================================
|
||||
|
||||
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
|
||||
{
|
||||
XVisualInfo* visuals;
|
||||
XVisualInfo dummy;
|
||||
int i, j, visualCount, sizeCount, rgbCount;
|
||||
int* rgbs;
|
||||
_GLFWvidsize* sizes;
|
||||
GLFWvidmode* result;
|
||||
|
||||
visuals = XGetVisualInfo(_glfwLibrary.X11.display, 0, &dummy, &visualCount);
|
||||
if (visuals == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_PLATFORM_ERROR,
|
||||
"X11: Failed to retrieve the available visuals");
|
||||
return 0;
|
||||
}
|
||||
|
||||
// Build array of available RGB channel depths
|
||||
|
||||
rgbs = (int*) malloc(sizeof(int) * visualCount);
|
||||
rgbCount = 0;
|
||||
|
||||
for (i = 0; i < visualCount; i++)
|
||||
{
|
||||
int gl, rgba, rgb, r, g, b;
|
||||
|
||||
glXGetConfig(_glfwLibrary.X11.display, &visuals[i], GLX_USE_GL, &gl);
|
||||
glXGetConfig(_glfwLibrary.X11.display, &visuals[i], GLX_RGBA, &rgba);
|
||||
|
||||
if (!gl || !rgba)
|
||||
{
|
||||
// The visual lacks OpenGL or true color, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
// Convert to RGB channel depths and encode
|
||||
_glfwSplitBPP(visuals[i].depth, &r, &g, &b);
|
||||
rgb = (r << 16) | (g << 8) | b;
|
||||
|
||||
for (j = 0; j < rgbCount; j++)
|
||||
{
|
||||
if (rgbs[j] == rgb)
|
||||
break;
|
||||
}
|
||||
|
||||
if (j < rgbCount)
|
||||
{
|
||||
// This channel depth is a duplicate, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
rgbs[rgbCount] = rgb;
|
||||
rgbCount++;
|
||||
}
|
||||
|
||||
XFree(visuals);
|
||||
|
||||
// Build all permutations of channel depths and resolutions
|
||||
|
||||
sizes = getResolutions(monitor, &sizeCount);
|
||||
|
||||
result = (GLFWvidmode*) malloc(sizeof(GLFWvidmode) * rgbCount * sizeCount);
|
||||
*found = 0;
|
||||
|
||||
for (i = 0; i < rgbCount; i++)
|
||||
{
|
||||
for (j = 0; j < sizeCount; j++)
|
||||
{
|
||||
result[*found].width = sizes[j].width;
|
||||
result[*found].height = sizes[j].height;
|
||||
result[*found].redBits = (rgbs[i] >> 16) & 255;
|
||||
result[*found].greenBits = (rgbs[i] >> 8) & 255;
|
||||
result[*found].blueBits = rgbs[i] & 255;
|
||||
|
||||
(*found)++;
|
||||
}
|
||||
}
|
||||
|
||||
free(sizes);
|
||||
free(rgbs);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get the current video mode for the specified monitor
|
||||
//========================================================================
|
||||
|
||||
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
|
||||
{
|
||||
_glfwSplitBPP(DefaultDepth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen),
|
||||
&mode->redBits, &mode->greenBits, &mode->blueBits);
|
||||
|
||||
mode->width = DisplayWidth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
mode->height = DisplayHeight(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
}
|
||||
|
||||
@ -30,10 +30,396 @@
|
||||
|
||||
#include "internal.h"
|
||||
|
||||
#include <limits.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
// Display resolution
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
typedef struct
|
||||
{
|
||||
int width;
|
||||
int height;
|
||||
} _GLFWvidsize;
|
||||
|
||||
|
||||
//========================================================================
|
||||
// List available resolutions
|
||||
//========================================================================
|
||||
|
||||
static _GLFWvidsize* getResolutions(_GLFWmonitor* monitor, int* found)
|
||||
{
|
||||
int i, j;
|
||||
_GLFWvidsize* result = NULL;
|
||||
|
||||
*found = 0;
|
||||
|
||||
// Build array of available resolutions
|
||||
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
XRRScreenConfiguration* sc;
|
||||
XRRScreenSize* sizes;
|
||||
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, _glfwLibrary.X11.root);
|
||||
sizes = XRRConfigSizes(sc, found);
|
||||
|
||||
result = (_GLFWvidsize*) malloc(sizeof(_GLFWvidsize) * *found);
|
||||
|
||||
for (i = 0; i < *found; i++)
|
||||
{
|
||||
result[i].width = sizes[i].width;
|
||||
result[i].height = sizes[i].height;
|
||||
}
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
XF86VidModeModeInfo** modes;
|
||||
int modeCount;
|
||||
|
||||
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&modeCount, &modes);
|
||||
|
||||
result = (_GLFWvidsize*) malloc(sizeof(_GLFWvidsize) * modeCount);
|
||||
|
||||
for (i = 0; i < modeCount; i++)
|
||||
{
|
||||
_GLFWvidsize size;
|
||||
size.width = modes[i]->hdisplay;
|
||||
size.height = modes[i]->vdisplay;
|
||||
|
||||
for (j = 0; j < *found; j++)
|
||||
{
|
||||
if (memcmp(result + j, &size, sizeof(_GLFWvidsize)) == 0)
|
||||
break;
|
||||
}
|
||||
|
||||
if (j < *found)
|
||||
{
|
||||
// This size is a duplicate, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
result[*found] = size;
|
||||
(*found)++;
|
||||
}
|
||||
|
||||
XFree(modes);
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
|
||||
if (result == NULL)
|
||||
{
|
||||
*found = 1;
|
||||
result = (_GLFWvidsize*) malloc(sizeof(_GLFWvidsize));
|
||||
|
||||
result[0].width = DisplayWidth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
result[0].height = DisplayHeight(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW internal API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Finds the video mode closest in size to the specified desired size
|
||||
//========================================================================
|
||||
|
||||
int _glfwGetClosestVideoMode(int* width, int* height, int* rate)
|
||||
{
|
||||
int i, match, bestmatch;
|
||||
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
int sizecount, bestsize;
|
||||
int ratecount, bestrate;
|
||||
short* ratelist;
|
||||
XRRScreenConfiguration* sc;
|
||||
XRRScreenSize* sizelist;
|
||||
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, _glfwLibrary.X11.root);
|
||||
|
||||
sizelist = XRRConfigSizes(sc, &sizecount);
|
||||
|
||||
// Find the best matching mode
|
||||
bestsize = -1;
|
||||
bestmatch = INT_MAX;
|
||||
for (i = 0; i < sizecount; i++)
|
||||
{
|
||||
match = (*width - sizelist[i].width) *
|
||||
(*width - sizelist[i].width) +
|
||||
(*height - sizelist[i].height) *
|
||||
(*height - sizelist[i].height);
|
||||
if (match < bestmatch)
|
||||
{
|
||||
bestmatch = match;
|
||||
bestsize = i;
|
||||
}
|
||||
}
|
||||
|
||||
if (bestsize != -1)
|
||||
{
|
||||
// Report width & height of best matching mode
|
||||
*width = sizelist[bestsize].width;
|
||||
*height = sizelist[bestsize].height;
|
||||
|
||||
if (*rate > 0)
|
||||
{
|
||||
ratelist = XRRConfigRates(sc, bestsize, &ratecount);
|
||||
|
||||
bestrate = -1;
|
||||
bestmatch = INT_MAX;
|
||||
for (i = 0; i < ratecount; i++)
|
||||
{
|
||||
match = abs(ratelist[i] - *rate);
|
||||
if (match < bestmatch)
|
||||
{
|
||||
bestmatch = match;
|
||||
bestrate = ratelist[i];
|
||||
}
|
||||
}
|
||||
|
||||
if (bestrate != -1)
|
||||
*rate = bestrate;
|
||||
}
|
||||
}
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
|
||||
if (bestsize != -1)
|
||||
return bestsize;
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
XF86VidModeModeInfo** modelist;
|
||||
int bestmode, modecount;
|
||||
|
||||
// Get a list of all available display modes
|
||||
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&modecount, &modelist);
|
||||
|
||||
// Find the best matching mode
|
||||
bestmode = -1;
|
||||
bestmatch = INT_MAX;
|
||||
for (i = 0; i < modecount; i++)
|
||||
{
|
||||
match = (*width - modelist[i]->hdisplay) *
|
||||
(*width - modelist[i]->hdisplay) +
|
||||
(*height - modelist[i]->vdisplay) *
|
||||
(*height - modelist[i]->vdisplay);
|
||||
if (match < bestmatch)
|
||||
{
|
||||
bestmatch = match;
|
||||
bestmode = i;
|
||||
}
|
||||
}
|
||||
|
||||
if (bestmode != -1)
|
||||
{
|
||||
// Report width & height of best matching mode
|
||||
*width = modelist[bestmode]->hdisplay;
|
||||
*height = modelist[bestmode]->vdisplay;
|
||||
}
|
||||
|
||||
XFree(modelist);
|
||||
|
||||
if (bestmode != -1)
|
||||
return bestmode;
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
|
||||
// Default: Simply use the screen resolution
|
||||
*width = DisplayWidth(_glfwLibrary.X11.display, _glfwLibrary.X11.screen);
|
||||
*height = DisplayHeight(_glfwLibrary.X11.display, _glfwLibrary.X11.screen);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Change the current video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwSetVideoModeMODE(int mode, int rate)
|
||||
{
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
XRRScreenConfiguration* sc;
|
||||
Window root;
|
||||
|
||||
root = _glfwLibrary.X11.root;
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display, root);
|
||||
|
||||
// Remember old size and flag that we have changed the mode
|
||||
if (!_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
_glfwLibrary.X11.FS.oldSizeID = XRRConfigCurrentConfiguration(sc, &_glfwLibrary.X11.FS.oldRotation);
|
||||
_glfwLibrary.X11.FS.oldWidth = DisplayWidth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
_glfwLibrary.X11.FS.oldHeight = DisplayHeight(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
|
||||
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
|
||||
}
|
||||
|
||||
if (rate > 0)
|
||||
{
|
||||
// Set desired configuration
|
||||
XRRSetScreenConfigAndRate(_glfwLibrary.X11.display,
|
||||
sc,
|
||||
root,
|
||||
mode,
|
||||
RR_Rotate_0,
|
||||
(short) rate,
|
||||
CurrentTime);
|
||||
}
|
||||
else
|
||||
{
|
||||
// Set desired configuration
|
||||
XRRSetScreenConfig(_glfwLibrary.X11.display,
|
||||
sc,
|
||||
root,
|
||||
mode,
|
||||
RR_Rotate_0,
|
||||
CurrentTime);
|
||||
}
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
XF86VidModeModeInfo **modelist;
|
||||
int modecount;
|
||||
|
||||
// Get a list of all available display modes
|
||||
XF86VidModeGetAllModeLines(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&modecount, &modelist);
|
||||
|
||||
// Unlock mode switch if necessary
|
||||
if (_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
0);
|
||||
}
|
||||
|
||||
// Change the video mode to the desired mode
|
||||
XF86VidModeSwitchToMode(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
modelist[mode]);
|
||||
|
||||
// Set viewport to upper left corner (where our window will be)
|
||||
XF86VidModeSetViewPort(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
0, 0);
|
||||
|
||||
// Lock mode switch
|
||||
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
1);
|
||||
|
||||
// Remember old mode and flag that we have changed the mode
|
||||
if (!_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
_glfwLibrary.X11.FS.oldMode = *modelist[0];
|
||||
_glfwLibrary.X11.FS.modeChanged = GL_TRUE;
|
||||
}
|
||||
|
||||
XFree(modelist);
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Change the current video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwSetVideoMode(int* width, int* height, int* rate)
|
||||
{
|
||||
int bestmode;
|
||||
|
||||
// Find a best match mode
|
||||
bestmode = _glfwGetClosestVideoMode(width, height, rate);
|
||||
|
||||
// Change mode
|
||||
_glfwSetVideoModeMODE(bestmode, *rate);
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Restore the previously saved (original) video mode
|
||||
//========================================================================
|
||||
|
||||
void _glfwRestoreVideoMode(void)
|
||||
{
|
||||
if (_glfwLibrary.X11.FS.modeChanged)
|
||||
{
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XRANDR)
|
||||
XRRScreenConfiguration* sc;
|
||||
|
||||
if (_glfwLibrary.X11.RandR.available)
|
||||
{
|
||||
sc = XRRGetScreenInfo(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.root);
|
||||
|
||||
XRRSetScreenConfig(_glfwLibrary.X11.display,
|
||||
sc,
|
||||
_glfwLibrary.X11.root,
|
||||
_glfwLibrary.X11.FS.oldSizeID,
|
||||
_glfwLibrary.X11.FS.oldRotation,
|
||||
CurrentTime);
|
||||
|
||||
XRRFreeScreenConfigInfo(sc);
|
||||
}
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
else if (_glfwLibrary.X11.VidMode.available)
|
||||
{
|
||||
#if defined(_GLFW_HAS_XF86VIDMODE)
|
||||
// Unlock mode switch
|
||||
XF86VidModeLockModeSwitch(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
0);
|
||||
|
||||
// Change the video mode back to the old mode
|
||||
XF86VidModeSwitchToMode(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen,
|
||||
&_glfwLibrary.X11.FS.oldMode);
|
||||
#endif /*_GLFW_HAS_XF86VIDMODE*/
|
||||
}
|
||||
|
||||
_glfwLibrary.X11.FS.modeChanged = GL_FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW platform API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
@ -113,3 +499,109 @@ void _glfwPlatformDestroyMonitor(_GLFWmonitor* monitor)
|
||||
#endif /*_GLFW_HAS_XRANDR*/
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// List available video modes
|
||||
//========================================================================
|
||||
|
||||
GLFWvidmode* _glfwPlatformGetVideoModes(_GLFWmonitor* monitor, int* found)
|
||||
{
|
||||
XVisualInfo* visuals;
|
||||
XVisualInfo dummy;
|
||||
int i, j, visualCount, sizeCount, rgbCount;
|
||||
int* rgbs;
|
||||
_GLFWvidsize* sizes;
|
||||
GLFWvidmode* result;
|
||||
|
||||
visuals = XGetVisualInfo(_glfwLibrary.X11.display, 0, &dummy, &visualCount);
|
||||
if (visuals == NULL)
|
||||
{
|
||||
_glfwSetError(GLFW_PLATFORM_ERROR,
|
||||
"X11: Failed to retrieve the available visuals");
|
||||
return 0;
|
||||
}
|
||||
|
||||
// Build array of available RGB channel depths
|
||||
|
||||
rgbs = (int*) malloc(sizeof(int) * visualCount);
|
||||
rgbCount = 0;
|
||||
|
||||
for (i = 0; i < visualCount; i++)
|
||||
{
|
||||
int gl, rgba, rgb, r, g, b;
|
||||
|
||||
glXGetConfig(_glfwLibrary.X11.display, &visuals[i], GLX_USE_GL, &gl);
|
||||
glXGetConfig(_glfwLibrary.X11.display, &visuals[i], GLX_RGBA, &rgba);
|
||||
|
||||
if (!gl || !rgba)
|
||||
{
|
||||
// The visual lacks OpenGL or true color, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
// Convert to RGB channel depths and encode
|
||||
_glfwSplitBPP(visuals[i].depth, &r, &g, &b);
|
||||
rgb = (r << 16) | (g << 8) | b;
|
||||
|
||||
for (j = 0; j < rgbCount; j++)
|
||||
{
|
||||
if (rgbs[j] == rgb)
|
||||
break;
|
||||
}
|
||||
|
||||
if (j < rgbCount)
|
||||
{
|
||||
// This channel depth is a duplicate, so skip it
|
||||
continue;
|
||||
}
|
||||
|
||||
rgbs[rgbCount] = rgb;
|
||||
rgbCount++;
|
||||
}
|
||||
|
||||
XFree(visuals);
|
||||
|
||||
// Build all permutations of channel depths and resolutions
|
||||
|
||||
sizes = getResolutions(monitor, &sizeCount);
|
||||
|
||||
result = (GLFWvidmode*) malloc(sizeof(GLFWvidmode) * rgbCount * sizeCount);
|
||||
*found = 0;
|
||||
|
||||
for (i = 0; i < rgbCount; i++)
|
||||
{
|
||||
for (j = 0; j < sizeCount; j++)
|
||||
{
|
||||
result[*found].width = sizes[j].width;
|
||||
result[*found].height = sizes[j].height;
|
||||
result[*found].redBits = (rgbs[i] >> 16) & 255;
|
||||
result[*found].greenBits = (rgbs[i] >> 8) & 255;
|
||||
result[*found].blueBits = rgbs[i] & 255;
|
||||
|
||||
(*found)++;
|
||||
}
|
||||
}
|
||||
|
||||
free(sizes);
|
||||
free(rgbs);
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get the current video mode for the specified monitor
|
||||
//========================================================================
|
||||
|
||||
void _glfwPlatformGetVideoMode(_GLFWmonitor* monitor, GLFWvidmode* mode)
|
||||
{
|
||||
_glfwSplitBPP(DefaultDepth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen),
|
||||
&mode->redBits, &mode->greenBits, &mode->blueBits);
|
||||
|
||||
mode->width = DisplayWidth(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
mode->height = DisplayHeight(_glfwLibrary.X11.display,
|
||||
_glfwLibrary.X11.screen);
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user