+/**************************************************************************
+ *
+ * Copyright 2008 VMware, Inc.
+ * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
+ * Copyright 2010-2011 LunarG, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
#ifndef EGLDISPLAY_INCLUDED
#define EGLDISPLAY_INCLUDED
-#ifdef _EGL_PLATFORM_X
-#include <X11/Xlib.h>
-#endif
+#include "c99_compat.h"
+#include "c11/threads.h"
#include "egltypedefs.h"
+#include "egldefines.h"
+#include "eglarray.h"
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum _egl_platform_type {
+ _EGL_PLATFORM_X11,
+ _EGL_PLATFORM_WAYLAND,
+ _EGL_PLATFORM_DRM,
+ _EGL_PLATFORM_ANDROID,
+ _EGL_PLATFORM_HAIKU,
+ _EGL_PLATFORM_SURFACELESS,
+
+ _EGL_NUM_PLATFORMS,
+ _EGL_INVALID_PLATFORM = -1
+};
+typedef enum _egl_platform_type _EGLPlatformType;
-struct _egl_display
+enum _egl_resource_type {
+ _EGL_RESOURCE_CONTEXT,
+ _EGL_RESOURCE_SURFACE,
+ _EGL_RESOURCE_IMAGE,
+ _EGL_RESOURCE_SYNC,
+
+ _EGL_NUM_RESOURCES
+};
+/* this cannot and need not go into egltypedefs.h */
+typedef enum _egl_resource_type _EGLResourceType;
+
+
+/**
+ * A resource of a display.
+ */
+struct _egl_resource
{
- EGLNativeDisplayType NativeDisplay;
- EGLDisplay Handle;
+ /* which display the resource belongs to */
+ _EGLDisplay *Display;
+ EGLBoolean IsLinked;
+ EGLint RefCount;
- const char *DriverName;
- const char *DriverArgs;
- _EGLDriver *Driver;
+ EGLLabelKHR Label;
- EGLint NumScreens;
- _EGLScreen **Screens; /* array [NumScreens] */
+ /* used to link resources of the same type */
+ _EGLResource *Next;
+};
- EGLint NumConfigs;
- _EGLConfig **Configs; /* array [NumConfigs] of ptr to _EGLConfig */
-#ifdef _EGL_PLATFORM_X
- Display *Xdpy;
-#endif
+/**
+ * Optional EGL extensions info.
+ */
+struct _egl_extensions
+{
+ /* Please keep these sorted alphabetically. */
+ EGLBoolean ANDROID_framebuffer_target;
+ EGLBoolean ANDROID_image_native_buffer;
+ EGLBoolean ANDROID_recordable;
+
+ EGLBoolean CHROMIUM_sync_control;
+
+ EGLBoolean EXT_buffer_age;
+ EGLBoolean EXT_create_context_robustness;
+ EGLBoolean EXT_image_dma_buf_import;
+ EGLBoolean EXT_swap_buffers_with_damage;
+
+ EGLBoolean KHR_cl_event2;
+ EGLBoolean KHR_create_context;
+ EGLBoolean KHR_fence_sync;
+ EGLBoolean KHR_get_all_proc_addresses;
+ EGLBoolean KHR_gl_colorspace;
+ EGLBoolean KHR_gl_renderbuffer_image;
+ EGLBoolean KHR_gl_texture_2D_image;
+ EGLBoolean KHR_gl_texture_3D_image;
+ EGLBoolean KHR_gl_texture_cubemap_image;
+ EGLBoolean KHR_image_base;
+ EGLBoolean KHR_image_pixmap;
+ EGLBoolean KHR_no_config_context;
+ EGLBoolean KHR_reusable_sync;
+ EGLBoolean KHR_surfaceless_context;
+ EGLBoolean KHR_wait_sync;
+
+ EGLBoolean MESA_drm_image;
+ EGLBoolean MESA_image_dma_buf_export;
+
+ EGLBoolean NOK_swap_region;
+ EGLBoolean NOK_texture_from_pixmap;
+
+ EGLBoolean NV_post_sub_buffer;
+
+ EGLBoolean WL_bind_wayland_display;
+ EGLBoolean WL_create_wayland_buffer_from_image;
};
-extern _EGLDisplay *
-_eglNewDisplay(NativeDisplayType displayName);
+struct _egl_display
+{
+ /* used to link displays */
+ _EGLDisplay *Next;
+ mtx_t Mutex;
-EGLDisplay
-_eglGetDisplayHandle(_EGLDisplay *display);
+ _EGLPlatformType Platform; /**< The type of the platform display */
+ void *PlatformDisplay; /**< A pointer to the platform display */
+ _EGLDriver *Driver; /**< Matched driver of the display */
+ EGLBoolean Initialized; /**< True if the display is initialized */
-extern _EGLDisplay *
-_eglLookupDisplay(EGLDisplay dpy);
+ /* options that affect how the driver initializes the display */
+ struct {
+ EGLBoolean TestOnly; /**< Driver should not set fields when true */
+ EGLBoolean UseFallback; /**< Use fallback driver (sw or less features) */
+ } Options;
+
+ /* these fields are set by the driver during init */
+ void *DriverData; /**< Driver private data */
+ EGLint Version; /**< EGL version major*10+minor */
+ EGLint ClientAPIs; /**< Bitmask of APIs supported (EGL_xxx_BIT) */
+ _EGLExtensions Extensions; /**< Extensions supported */
+
+ /* these fields are derived from above */
+ char VersionString[100]; /**< EGL_VERSION */
+ char ClientAPIsString[100]; /**< EGL_CLIENT_APIS */
+ char ExtensionsString[_EGL_MAX_EXTENSIONS_LEN]; /**< EGL_EXTENSIONS */
+
+ _EGLArray *Screens;
+ _EGLArray *Configs;
+
+ /* lists of resources */
+ _EGLResource *ResourceLists[_EGL_NUM_RESOURCES];
+
+ EGLLabelKHR Label;
+};
+
+
+extern _EGLPlatformType
+_eglGetNativePlatform(void *nativeDisplay);
extern void
-_eglSaveDisplay(_EGLDisplay *dpy);
+_eglFiniDisplay(void);
extern _EGLDisplay *
-_eglGetCurrentDisplay(void);
+_eglFindDisplay(_EGLPlatformType plat, void *plat_dpy);
+
+
+extern void
+_eglReleaseDisplayResources(_EGLDriver *drv, _EGLDisplay *dpy);
extern void
_eglCleanupDisplay(_EGLDisplay *disp);
-extern EGLBoolean
-_eglQueryDisplayMESA(_EGLDriver *drv, EGLDisplay dpy, EGLint attrib, EGLint *value);
+extern EGLBoolean
+_eglCheckDisplayHandle(EGLDisplay dpy);
+
+
+extern EGLBoolean
+_eglCheckResource(void *res, _EGLResourceType type, _EGLDisplay *dpy);
+
+
+/**
+ * Lookup a handle to find the linked display.
+ * Return NULL if the handle has no corresponding linked display.
+ */
+static inline _EGLDisplay *
+_eglLookupDisplay(EGLDisplay display)
+{
+ _EGLDisplay *dpy = (_EGLDisplay *) display;
+ if (!_eglCheckDisplayHandle(display))
+ dpy = NULL;
+ return dpy;
+}
+
+
+/**
+ * Return the handle of a linked display, or EGL_NO_DISPLAY.
+ */
+static inline EGLDisplay
+_eglGetDisplayHandle(_EGLDisplay *dpy)
+{
+ return (EGLDisplay) ((dpy) ? dpy : EGL_NO_DISPLAY);
+}
+
+
+extern void
+_eglInitResource(_EGLResource *res, EGLint size, _EGLDisplay *dpy);
+
+
+extern void
+_eglGetResource(_EGLResource *res);
+
+
+extern EGLBoolean
+_eglPutResource(_EGLResource *res);
+
+extern void
+_eglLinkResource(_EGLResource *res, _EGLResourceType type);
+
+
+extern void
+_eglUnlinkResource(_EGLResource *res, _EGLResourceType type);
+
+
+/**
+ * Return true if the resource is linked.
+ */
+static inline EGLBoolean
+_eglIsResourceLinked(_EGLResource *res)
+{
+ return res->IsLinked;
+}
+
+#ifdef HAVE_X11_PLATFORM
+_EGLDisplay*
+_eglGetX11Display(Display *native_display, const EGLint *attrib_list);
+#endif
+#ifdef HAVE_DRM_PLATFORM
+struct gbm_device;
+
+_EGLDisplay*
+_eglGetGbmDisplay(struct gbm_device *native_display,
+ const EGLint *attrib_list);
+#endif
+
+#ifdef HAVE_WAYLAND_PLATFORM
+struct wl_display;
+
+_EGLDisplay*
+_eglGetWaylandDisplay(struct wl_display *native_display,
+ const EGLint *attrib_list);
+#endif
+
+#ifdef HAVE_SURFACELESS_PLATFORM
+_EGLDisplay*
+_eglGetSurfacelessDisplay(void *native_display,
+ const EGLint *attrib_list);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
#endif /* EGLDISPLAY_INCLUDED */