bcdbb93296
...if GLES (libANGLE) support was enabled in the build. This way, we can check whether the GL driver is capable enough to support the OpenGL features that we use in GTK. If the driver is not capable enough, and GLES support is enabled, we can try to create the GdkGLContext again as a GLES context.
144 lines
4.3 KiB
C
144 lines
4.3 KiB
C
/*
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* gdkdisplay-win32.h
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*
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* Copyright 2014 Chun-wei Fan <fanc999@yahoo.com.tw>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "gdkdisplayprivate.h"
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#include "gdkglcontext-win32.h"
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#ifndef __GDK_DISPLAY__WIN32_H__
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#define __GDK_DISPLAY__WIN32_H__
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/* Define values used to set DPI-awareness */
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typedef enum _GdkWin32ProcessDpiAwareness {
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PROCESS_DPI_UNAWARE = 0,
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PROCESS_SYSTEM_DPI_AWARE = 1,
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PROCESS_PER_MONITOR_DPI_AWARE = 2
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} GdkWin32ProcessDpiAwareness;
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/* Define values for GL type used */
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typedef enum _GdkWin32GLContextType
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{
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GDK_WIN32_GL_PENDING,
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GDK_WIN32_GL_NONE,
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GDK_WIN32_GL_WGL,
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GDK_WIN32_GL_EGL
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} GdkWin32GLContextType;
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/* APIs from shcore.dll */
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typedef HRESULT (WINAPI *funcSetProcessDpiAwareness) (GdkWin32ProcessDpiAwareness value);
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typedef HRESULT (WINAPI *funcGetProcessDpiAwareness) (HANDLE handle,
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GdkWin32ProcessDpiAwareness *awareness);
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typedef HRESULT (WINAPI *funcGetDpiForMonitor) (HMONITOR monitor,
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GdkWin32MonitorDpiType dpi_type,
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UINT *dpi_x,
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UINT *dpi_y);
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typedef struct _GdkWin32ShcoreFuncs
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{
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HMODULE hshcore;
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funcSetProcessDpiAwareness setDpiAwareFunc;
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funcGetProcessDpiAwareness getDpiAwareFunc;
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funcGetDpiForMonitor getDpiForMonitorFunc;
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} GdkWin32ShcoreFuncs;
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/* DPI awareness APIs from user32.dll */
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typedef BOOL (WINAPI *funcSetProcessDPIAware) (void);
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typedef BOOL (WINAPI *funcIsProcessDPIAware) (void);
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typedef struct _GdkWin32User32DPIFuncs
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{
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funcSetProcessDPIAware setDpiAwareFunc;
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funcIsProcessDPIAware isDpiAwareFunc;
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} GdkWin32User32DPIFuncs;
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/* Detect running architecture */
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typedef BOOL (WINAPI *funcIsWow64Process2) (HANDLE, USHORT *, USHORT *);
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typedef struct _GdkWin32KernelCPUFuncs
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{
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funcIsWow64Process2 isWow64Process2;
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} GdkWin32KernelCPUFuncs;
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struct _GdkWin32Display
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{
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GdkDisplay display;
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GdkScreen *screen;
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Win32CursorTheme *cursor_theme;
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gchar *cursor_theme_name;
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int cursor_theme_size;
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GHashTable *cursor_cache;
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HWND hwnd;
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HWND clipboard_hwnd;
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/* OpenGL Items */
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GdkWin32GLContextType gl_type;
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guint gl_version;
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/* WGL Items */
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guint hasWglARBCreateContext : 1;
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guint hasWglEXTSwapControl : 1;
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guint hasWglOMLSyncControl : 1;
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guint hasWglARBPixelFormat : 1;
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guint hasWglARBmultisample : 1;
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/* compensate around Intel OpenGL driver issues on blitting, see issue #3487 */
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guint needIntelGLWorkaround : 1;
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/* EGL (Angle) Items */
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HDC hdc_egl_temp;
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#ifdef GDK_WIN32_ENABLE_EGL
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EGLDisplay egl_disp;
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EGLConfig egl_config;
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guint hasEglKHRCreateContext : 1;
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guint hasEglSurfacelessContext : 1;
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EGLint egl_min_swap_interval;
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#endif
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GPtrArray *monitors;
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/* HiDPI Items */
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guint have_at_least_win81 : 1;
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GdkWin32ProcessDpiAwareness dpi_aware_type;
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guint has_fixed_scale : 1;
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guint window_scale;
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GdkWin32ShcoreFuncs shcore_funcs;
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GdkWin32User32DPIFuncs user32_dpi_funcs;
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/* Running CPU items */
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GdkWin32KernelCPUFuncs cpu_funcs;
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};
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struct _GdkWin32DisplayClass
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{
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GdkDisplayClass display_class;
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};
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gboolean _gdk_win32_display_init_monitors (GdkWin32Display *display);
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GPtrArray *_gdk_win32_display_get_monitor_list (GdkWin32Display *display);
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guint _gdk_win32_display_get_monitor_scale_factor (GdkWin32Display *win32_display,
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HMONITOR hmonitor,
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HWND hwnd,
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gint *dpi);
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#endif /* __GDK_DISPLAY__WIN32_H__ */
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