diff options
Diffstat (limited to 'src/egl')
-rw-r--r-- | src/egl/drivers/dri/egldri.c | 2 | ||||
-rw-r--r-- | src/egl/drivers/dri2/egl_dri2.c | 434 | ||||
-rw-r--r-- | src/egl/main/eglapi.c | 811 | ||||
-rw-r--r-- | src/egl/main/eglapi.h | 1 | ||||
-rw-r--r-- | src/egl/main/eglcompiler.h | 5 | ||||
-rw-r--r-- | src/egl/main/eglconfig.c | 8 | ||||
-rw-r--r-- | src/egl/main/eglconfig.h | 17 | ||||
-rw-r--r-- | src/egl/main/eglcurrent.c | 9 | ||||
-rw-r--r-- | src/egl/main/egldisplay.c | 96 | ||||
-rw-r--r-- | src/egl/main/egldisplay.h | 53 | ||||
-rw-r--r-- | src/egl/main/egldriver.c | 23 | ||||
-rw-r--r-- | src/egl/main/eglglobals.h | 1 | ||||
-rw-r--r-- | src/egl/main/eglscreen.c | 11 | ||||
-rw-r--r-- | src/egl/main/eglscreen.h | 4 | ||||
-rw-r--r-- | src/egl/main/egltypedefs.h | 2 |
15 files changed, 902 insertions, 575 deletions
diff --git a/src/egl/drivers/dri/egldri.c b/src/egl/drivers/dri/egldri.c index ca6821dad0..6a8bf89985 100644 --- a/src/egl/drivers/dri/egldri.c +++ b/src/egl/drivers/dri/egldri.c @@ -812,7 +812,7 @@ __eglGetDrawableInfo(__DRInativeDisplay * ndpy, int screen, __DRIid drawable, return GL_FALSE; } - cliprect = (drm_clip_rect_t*) _mesa_malloc(sizeof(drm_clip_rect_t)); + cliprect = (drm_clip_rect_t*) malloc(sizeof(drm_clip_rect_t)); cliprect->x1 = drawable->x; cliprect->y1 = drawable->y; cliprect->x2 = drawable->x + drawable->w; diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c index 5d36c49b2c..15b3529cd2 100644 --- a/src/egl/drivers/dri2/egl_dri2.c +++ b/src/egl/drivers/dri2/egl_dri2.c @@ -42,7 +42,6 @@ #include <X11/Xlib-xcb.h> #include <glapi/glapi.h> -#include "eglconfigutil.h" #include "eglconfig.h" #include "eglcontext.h" #include "egldisplay.h" @@ -50,6 +49,7 @@ #include "eglcurrent.h" #include "egllog.h" #include "eglsurface.h" +#include "eglimage.h" struct dri2_egl_driver { @@ -62,15 +62,21 @@ struct dri2_egl_display int dri2_major; int dri2_minor; __DRIscreen *dri_screen; + const __DRIconfig **driver_configs; void *driver; __DRIcoreExtension *core; __DRIdri2Extension *dri2; __DRI2flushExtension *flush; __DRItexBufferExtension *tex_buffer; + __DRIimageExtension *image; int fd; + char *device_name; + char *driver_name; + __DRIdri2LoaderExtension loader_extension; - const __DRIextension *extensions[2]; + __DRIimageLookupExtension image_lookup_extension; + const __DRIextension *extensions[3]; }; struct dri2_egl_context @@ -93,12 +99,19 @@ struct dri2_egl_surface struct dri2_egl_config { - _EGLConfig base; + _EGLConfig base; const __DRIconfig *dri_config; }; +struct dri2_egl_image +{ + _EGLImage base; + __DRIimage *dri_image; +}; + /* standard typecasts */ _EGL_DRIVER_STANDARD_TYPECASTS(dri2_egl) +_EGL_DRIVER_TYPECAST(dri2_egl_image, _EGLImage, obj) EGLint dri2_to_egl_attribute_map[] = { 0, @@ -346,6 +359,25 @@ dri2_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate) #endif } +static __DRIimage * +dri2_lookup_egl_image(__DRIcontext *context, void *image, void *data) +{ + struct dri2_egl_context *dri2_ctx = data; + _EGLDisplay *disp = dri2_ctx->base.Resource.Display; + struct dri2_egl_image *dri2_img; + _EGLImage *img; + + img = _eglLookupImage(image, disp); + if (img == NULL) { + _eglError(EGL_BAD_PARAMETER, "dri2_lookup_egl_image"); + return NULL; + } + + dri2_img = dri2_egl_image(image); + + return dri2_img->dri_image; +} + static __DRIbuffer * dri2_get_buffers_with_format(__DRIdrawable * driDrawable, int *width, int *height, @@ -383,9 +415,9 @@ dri2_get_buffers_with_format(__DRIdrawable * driDrawable, } #ifdef GLX_USE_TLS -static const char dri_driver_format[] = "%.*s/tls/%.*s_dri.so"; +static const char dri_driver_format[] = "%.*s/tls/%s_dri.so"; #else -static const char dri_driver_format[] = "%.*s/%.*s_dri.so"; +static const char dri_driver_format[] = "%.*s/%s_dri.so"; #endif static const char dri_driver_path[] = DEFAULT_DRIVER_DIR; @@ -405,6 +437,7 @@ static struct dri2_extension_match dri2_driver_extensions[] = { static struct dri2_extension_match dri2_core_extensions[] = { { __DRI2_FLUSH, 1, offsetof(struct dri2_egl_display, flush) }, { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) }, + { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) }, { NULL } }; @@ -441,45 +474,32 @@ dri2_bind_extensions(struct dri2_egl_display *dri2_dpy, return ret; } -/** - * Called via eglInitialize(), GLX_drv->API.Initialize(). - */ +static char * +dri2_strndup(const char *s, int length) +{ + char *d; + + d = malloc(length + 1); + if (d == NULL) + return NULL; + + memcpy(d, s, length); + d[length] = '\0'; + + return d; +} + static EGLBoolean -dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, - EGLint *major, EGLint *minor) +dri2_connect(struct dri2_egl_display *dri2_dpy) { - const __DRIextension **extensions; - const __DRIconfig **driver_configs; - struct dri2_egl_display *dri2_dpy; - char path[PATH_MAX], *search_paths, *p, *next, *end; xcb_xfixes_query_version_reply_t *xfixes_query; xcb_xfixes_query_version_cookie_t xfixes_query_cookie; xcb_dri2_query_version_reply_t *dri2_query; xcb_dri2_query_version_cookie_t dri2_query_cookie; xcb_dri2_connect_reply_t *connect; xcb_dri2_connect_cookie_t connect_cookie; - xcb_dri2_authenticate_reply_t *authenticate; - xcb_dri2_authenticate_cookie_t authenticate_cookie; xcb_generic_error_t *error; - drm_magic_t magic; xcb_screen_iterator_t s; - xcb_depth_iterator_t d; - xcb_visualtype_t *visuals; - int i, j, id; - - dri2_dpy = malloc(sizeof *dri2_dpy); - if (!dri2_dpy) - return _eglError(EGL_BAD_ALLOC, "eglInitialize"); - - disp->DriverData = (void *) dri2_dpy; - if (disp->NativeDisplay != NULL) - dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay); - else - dri2_dpy->conn = xcb_connect(0, 0); - if (!dri2_dpy->conn) { - _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed"); - goto cleanup_dpy; - } xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_xfixes_id); xcb_prefetch_extension_data (dri2_dpy->conn, &xcb_dri2_id); @@ -504,7 +524,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, error != NULL || xfixes_query->major_version < 2) { _eglLog(_EGL_FATAL, "DRI2: failed to query xfixes version"); free(error); - goto cleanup_conn; + return EGL_FALSE; } free(xfixes_query); @@ -513,7 +533,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (dri2_query == NULL || error != NULL) { _eglLog(_EGL_FATAL, "DRI2: failed to query version"); free(error); - goto cleanup_conn; + return EGL_FALSE; } dri2_dpy->dri2_major = dri2_query->major_version; dri2_dpy->dri2_minor = dri2_query->minor_version; @@ -523,7 +543,126 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (connect == NULL || connect->driver_name_length + connect->device_name_length == 0) { _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); - goto cleanup_connect; + return EGL_FALSE; + } + + dri2_dpy->device_name = + dri2_strndup(xcb_dri2_connect_device_name (connect), + xcb_dri2_connect_device_name_length (connect)); + + dri2_dpy->driver_name = + dri2_strndup(xcb_dri2_connect_driver_name (connect), + xcb_dri2_connect_driver_name_length (connect)); + + if (dri2_dpy->device_name == NULL || dri2_dpy->driver_name == NULL) { + free(dri2_dpy->device_name); + free(dri2_dpy->driver_name); + free(connect); + return EGL_FALSE; + } + free(connect); + + return EGL_TRUE; +} + +static EGLBoolean +dri2_authenticate(struct dri2_egl_display *dri2_dpy) +{ + xcb_dri2_authenticate_reply_t *authenticate; + xcb_dri2_authenticate_cookie_t authenticate_cookie; + xcb_screen_iterator_t s; + drm_magic_t magic; + + if (drmGetMagic(dri2_dpy->fd, &magic)) { + _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic"); + return EGL_FALSE; + } + + s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); + authenticate_cookie = + xcb_dri2_authenticate_unchecked(dri2_dpy->conn, s.data->root, magic); + authenticate = + xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL); + if (authenticate == NULL || !authenticate->authenticated) { + _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); + free(authenticate); + return EGL_FALSE; + } + + free(authenticate); + + return EGL_TRUE; +} + +static EGLBoolean +dri2_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy, + _EGLDisplay *disp) +{ + xcb_screen_iterator_t s; + xcb_depth_iterator_t d; + xcb_visualtype_t *visuals; + int i, j, id; + + s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); + d = xcb_screen_allowed_depths_iterator(s.data); + id = 1; + while (d.rem > 0) { + EGLBoolean class_added[6] = { 0, }; + + visuals = xcb_depth_visuals(d.data); + for (i = 0; i < xcb_depth_visuals_length(d.data); i++) { + if (class_added[visuals[i]._class]) + continue; + + class_added[visuals[i]._class] = EGL_TRUE; + for (j = 0; dri2_dpy->driver_configs[j]; j++) + dri2_add_config(disp, dri2_dpy->driver_configs[j], + id++, d.data->depth, &visuals[i]); + } + + xcb_depth_next(&d); + } + + if (!disp->NumConfigs) { + _eglLog(_EGL_WARNING, "DRI2: failed to create any config"); + return EGL_FALSE; + } + + return EGL_TRUE; +} + +/** + * Called via eglInitialize(), GLX_drv->API.Initialize(). + */ +static EGLBoolean +dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, + EGLint *major, EGLint *minor) +{ + const __DRIextension **extensions; + struct dri2_egl_display *dri2_dpy; + char path[PATH_MAX], *search_paths, *p, *next, *end; + + dri2_dpy = malloc(sizeof *dri2_dpy); + if (!dri2_dpy) + return _eglError(EGL_BAD_ALLOC, "eglInitialize"); + + disp->DriverData = (void *) dri2_dpy; + if (disp->NativeDisplay == NULL) { + dri2_dpy->conn = xcb_connect(0, 0); + if (!dri2_dpy->conn) { + _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed"); + goto cleanup_dpy; + } + } else { + dri2_dpy->conn = XGetXCBConnection(disp->NativeDisplay); + } + + if (dri2_dpy->conn == NULL) + goto cleanup_conn; + + if (dri2_dpy->conn) { + if (!dri2_connect(dri2_dpy)) + goto cleanup_conn; } search_paths = NULL; @@ -542,11 +681,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, next = end; snprintf(path, sizeof path, - dri_driver_format, - (int) (next - p), p, - xcb_dri2_connect_driver_name_length (connect), - xcb_dri2_connect_driver_name (connect)); - + dri_driver_format, (int) (next - p), p, dri2_dpy->driver_name); dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL); } @@ -554,7 +689,7 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, _eglLog(_EGL_FATAL, "DRI2: failed to open any driver (search paths %s)", search_paths); - goto cleanup_connect; + goto cleanup_conn; } _eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path); @@ -568,32 +703,18 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions)) goto cleanup_driver; - snprintf(path, sizeof path, "%.*s", - xcb_dri2_connect_device_name_length (connect), - xcb_dri2_connect_device_name (connect)); - dri2_dpy->fd = open (path, O_RDWR); + dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR); if (dri2_dpy->fd == -1) { _eglLog(_EGL_FATAL, "DRI2: could not open %s (%s)", path, strerror(errno)); goto cleanup_driver; } - if (drmGetMagic(dri2_dpy->fd, &magic)) { - _eglLog(_EGL_FATAL, "DRI2: failed to get drm magic"); - goto cleanup_fd; - } - - authenticate_cookie = xcb_dri2_authenticate_unchecked (dri2_dpy->conn, - s.data->root, magic); - authenticate = xcb_dri2_authenticate_reply (dri2_dpy->conn, - authenticate_cookie, NULL); - if (authenticate == NULL || !authenticate->authenticated) { - _eglLog(_EGL_FATAL, "DRI2: failed to authenticate"); - free(authenticate); - goto cleanup_fd; + if (dri2_dpy->conn) { + if (!dri2_authenticate(dri2_dpy)) + goto cleanup_fd; } - free(authenticate); if (dri2_dpy->dri2_minor >= 1) { dri2_dpy->loader_extension.base.name = __DRI_DRI2_LOADER; dri2_dpy->loader_extension.base.version = 3; @@ -609,12 +730,17 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, dri2_dpy->loader_extension.getBuffersWithFormat = NULL; } + dri2_dpy->image_lookup_extension.base.name = __DRI_IMAGE_LOOKUP; + dri2_dpy->image_lookup_extension.base.version = 1; + dri2_dpy->image_lookup_extension.lookupEGLImage = dri2_lookup_egl_image; + dri2_dpy->extensions[0] = &dri2_dpy->loader_extension.base; - dri2_dpy->extensions[1] = NULL; + dri2_dpy->extensions[1] = &dri2_dpy->image_lookup_extension.base; + dri2_dpy->extensions[2] = NULL; dri2_dpy->dri_screen = dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions, - &driver_configs, dri2_dpy); + &dri2_dpy->driver_configs, dri2_dpy); if (dri2_dpy->dri_screen == NULL) { _eglLog(_EGL_FATAL, "DRI2: failed to create dri screen"); @@ -625,38 +751,20 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions)) goto cleanup_dri_screen; - s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); - d = xcb_screen_allowed_depths_iterator(s.data); - id = 1; - while (d.rem > 0) { - EGLBoolean class_added[6] = { 0, }; - - visuals = xcb_depth_visuals(d.data); - for (i = 0; i < xcb_depth_visuals_length(d.data); i++) { - if (class_added[visuals[i]._class]) - continue; - - class_added[visuals[i]._class] = EGL_TRUE; - for (j = 0; driver_configs[j]; j++) - dri2_add_config(disp, driver_configs[j], - id++, d.data->depth, &visuals[i]); - - } - - xcb_depth_next(&d); - } - - if (!disp->NumConfigs) { - _eglLog(_EGL_WARNING, "DRI2: failed to create any config"); - goto cleanup_configs; + if (dri2_dpy->conn) { + if (!dri2_add_configs_for_visuals(dri2_dpy, disp)) + goto cleanup_configs; } disp->ClientAPIsMask = EGL_OPENGL_BIT; + disp->Extensions.KHR_image_base = EGL_TRUE; + disp->Extensions.KHR_image_pixmap = EGL_TRUE; + disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE; /* we're supporting EGL 1.4 */ *major = 1; *minor = 4; - free (connect); + return EGL_TRUE; cleanup_configs: @@ -667,8 +775,6 @@ dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp, close(dri2_dpy->fd); cleanup_driver: dlclose(dri2_dpy->driver); - cleanup_connect: - free(connect); cleanup_conn: if (disp->NativeDisplay == NULL) xcb_disconnect(dri2_dpy->conn); @@ -1064,6 +1170,152 @@ dri2_release_tex_image(_EGLDriver *drv, return EGL_TRUE; } +static _EGLImage * +dri2_create_image_khr_pixmap(_EGLDisplay *disp, _EGLContext *ctx, + EGLClientBuffer buffer, const EGLint *attr_list) +{ + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx); + struct dri2_egl_image *dri2_img; + unsigned int attachments[1]; + xcb_drawable_t drawable; + xcb_dri2_get_buffers_cookie_t buffers_cookie; + xcb_dri2_get_buffers_reply_t *buffers_reply; + xcb_dri2_dri2_buffer_t *buffers; + xcb_get_geometry_cookie_t geometry_cookie; + xcb_get_geometry_reply_t *geometry_reply; + xcb_generic_error_t *error; + int stride, format; + + drawable = (xcb_drawable_t) buffer; + xcb_dri2_create_drawable (dri2_dpy->conn, drawable); + attachments[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT; + buffers_cookie = + xcb_dri2_get_buffers_unchecked (dri2_dpy->conn, + drawable, 1, 1, attachments); + geometry_cookie = xcb_get_geometry (dri2_dpy->conn, drawable); + buffers_reply = xcb_dri2_get_buffers_reply (dri2_dpy->conn, + buffers_cookie, NULL); + buffers = xcb_dri2_get_buffers_buffers (buffers_reply); + if (buffers == NULL) { + return NULL; + } + + geometry_reply = xcb_get_geometry_reply (dri2_dpy->conn, + geometry_cookie, &error); + if (geometry_reply == NULL || error != NULL) { + _eglError(EGL_BAD_ALLOC, "xcb_get_geometry"); + free(error); + free(buffers_reply); + } + + switch (geometry_reply->depth) { + case 16: + format = __DRI_IMAGE_FORMAT_RGB565; + break; + case 24: + format = __DRI_IMAGE_FORMAT_XRGB8888; + break; + case 32: + format = __DRI_IMAGE_FORMAT_ARGB8888; + break; + default: + _eglError(EGL_BAD_PARAMETER, + "dri2_create_image_khr: unsupported pixmap depth"); + free(buffers_reply); + free(geometry_reply); + return NULL; + } + + dri2_img = malloc(sizeof *dri2_img); + if (!dri2_img) { + free(buffers_reply); + free(geometry_reply); + _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); + return EGL_NO_IMAGE_KHR; + } + + if (!_eglInitImage(&dri2_img->base, disp, attr_list)) { + free(buffers_reply); + free(geometry_reply); + return EGL_NO_IMAGE_KHR; + } + + stride = buffers[0].pitch / buffers[0].cpp; + dri2_img->dri_image = + dri2_dpy->image->createImageFromName(dri2_ctx->dri_context, + buffers_reply->width, + buffers_reply->height, + format, + buffers[0].name, + stride, + dri2_img); + + free(buffers_reply); + free(geometry_reply); + + return &dri2_img->base; +} + +static _EGLImage * +dri2_create_image_khr_renderbuffer(_EGLDisplay *disp, _EGLContext *ctx, + EGLClientBuffer buffer, + const EGLint *attr_list) +{ + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx); + struct dri2_egl_image *dri2_img; + GLuint renderbuffer = (GLuint) buffer; + + if (renderbuffer == 0) { + _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); + return EGL_NO_IMAGE_KHR; + } + + dri2_img = malloc(sizeof *dri2_img); + if (!dri2_img) { + _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr"); + return EGL_NO_IMAGE_KHR; + } + + if (!_eglInitImage(&dri2_img->base, disp, attr_list)) + return EGL_NO_IMAGE_KHR; + + dri2_img->dri_image = + dri2_dpy->image->createImageFromRenderbuffer(dri2_ctx->dri_context, + renderbuffer, + dri2_img); + + return &dri2_img->base; +} + +static _EGLImage * +dri2_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp, + _EGLContext *ctx, EGLenum target, + EGLClientBuffer buffer, const EGLint *attr_list) +{ + switch (target) { + case EGL_NATIVE_PIXMAP_KHR: + return dri2_create_image_khr_pixmap(disp, ctx, buffer, attr_list); + case EGL_GL_RENDERBUFFER_KHR: + return dri2_create_image_khr_renderbuffer(disp, ctx, buffer, attr_list); + default: + _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr"); + return EGL_NO_IMAGE_KHR; + } +} + +static EGLBoolean +dri2_destroy_image_khr(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *image) +{ + struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); + struct dri2_egl_image *dri2_img = dri2_egl_image(image); + + dri2_dpy->image->destroyImage(dri2_img->dri_image); + free(dri2_img); + + return EGL_TRUE; +} /** * This is the main entrypoint into the driver, called by libEGL. @@ -1094,6 +1346,8 @@ _eglMain(const char *args) dri2_drv->base.API.CopyBuffers = dri2_copy_buffers; dri2_drv->base.API.BindTexImage = dri2_bind_tex_image; dri2_drv->base.API.ReleaseTexImage = dri2_release_tex_image; + dri2_drv->base.API.CreateImageKHR = dri2_create_image_khr; + dri2_drv->base.API.DestroyImageKHR = dri2_destroy_image_khr; dri2_drv->base.Name = "DRI2"; dri2_drv->base.Unload = dri2_unload; diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c index 364ad9c458..647be65220 100644 --- a/src/egl/main/eglapi.c +++ b/src/egl/main/eglapi.c @@ -70,98 +70,63 @@ /** - * This is typically the first EGL function that an application calls. - * We initialize our global vars and create a private _EGLDisplay object. - */ -EGLDisplay EGLAPIENTRY -eglGetDisplay(EGLNativeDisplayType nativeDisplay) -{ - _EGLDisplay *dpy; - dpy = _eglFindDisplay(nativeDisplay); - if (!dpy) { - dpy = _eglNewDisplay(nativeDisplay); - if (dpy) - _eglLinkDisplay(dpy); - } - return _eglGetDisplayHandle(dpy); -} - - -/** - * This is typically the second EGL function that an application calls. - * Here we load/initialize the actual hardware driver. + * Macros to help return an API entrypoint. + * + * These macros will unlock the display and record the error code. */ -EGLBoolean EGLAPIENTRY -eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor) -{ - _EGLDisplay *disp = _eglLookupDisplay(dpy); - EGLint major_int, minor_int; - - if (!disp) - return _eglError(EGL_BAD_DISPLAY, __FUNCTION__); - - if (!disp->Initialized) { - _EGLDriver *drv = disp->Driver; - - if (!drv) { - _eglPreloadDrivers(); - drv = _eglMatchDriver(disp); - if (!drv) - return _eglError(EGL_NOT_INITIALIZED, __FUNCTION__); - } +#define RETURN_EGL_ERROR(disp, err, ret) \ + do { \ + if (disp) \ + _eglUnlockDisplay(disp); \ + /* EGL error codes are non-zero */ \ + if (err) \ + _eglError(err, __FUNCTION__); \ + return ret; \ + } while (0) - /* Initialize the particular display now */ - if (!drv->API.Initialize(drv, disp, &major_int, &minor_int)) - return _eglError(EGL_NOT_INITIALIZED, __FUNCTION__); +#define RETURN_EGL_SUCCESS(disp, ret) \ + RETURN_EGL_ERROR(disp, EGL_SUCCESS, ret) - disp->APImajor = major_int; - disp->APIminor = minor_int; - snprintf(disp->Version, sizeof(disp->Version), - "%d.%d (%s)", major_int, minor_int, drv->Name); +/* record EGL_SUCCESS only when ret evaluates to true */ +#define RETURN_EGL_EVAL(disp, ret) \ + RETURN_EGL_ERROR(disp, (ret) ? EGL_SUCCESS : 0, ret) - /* limit to APIs supported by core */ - disp->ClientAPIsMask &= _EGL_API_ALL_BITS; - disp->Driver = drv; - disp->Initialized = EGL_TRUE; - } else { - major_int = disp->APImajor; - minor_int = disp->APIminor; - } +/* + * A bunch of macros and checks to simplify error checking. + */ - /* Update applications version of major and minor if not NULL */ - if ((major != NULL) && (minor != NULL)) { - *major = major_int; - *minor = minor_int; - } +#define _EGL_CHECK_DISPLAY(disp, ret, drv) \ + do { \ + drv = _eglCheckDisplay(disp, __FUNCTION__); \ + if (!drv) \ + RETURN_EGL_ERROR(disp, 0, ret); \ + } while (0) - return EGL_TRUE; -} +#define _EGL_CHECK_OBJECT(disp, type, obj, ret, drv) \ + do { \ + drv = _eglCheck ## type(disp, obj, __FUNCTION__); \ + if (!drv) \ + RETURN_EGL_ERROR(disp, 0, ret); \ + } while (0) +#define _EGL_CHECK_SURFACE(disp, surf, ret, drv) \ + _EGL_CHECK_OBJECT(disp, Surface, surf, ret, drv) -EGLBoolean EGLAPIENTRY -eglTerminate(EGLDisplay dpy) -{ - _EGLDisplay *disp = _eglLookupDisplay(dpy); +#define _EGL_CHECK_CONTEXT(disp, context, ret, drv) \ + _EGL_CHECK_OBJECT(disp, Context, context, ret, drv) - if (!disp) - return _eglError(EGL_BAD_DISPLAY, __FUNCTION__); +#define _EGL_CHECK_CONFIG(disp, conf, ret, drv) \ + _EGL_CHECK_OBJECT(disp, Config, conf, ret, drv) - if (disp->Initialized) { - _EGLDriver *drv = disp->Driver; +#define _EGL_CHECK_SCREEN(disp, scrn, ret, drv) \ + _EGL_CHECK_OBJECT(disp, Screen, scrn, ret, drv) - drv->API.Terminate(drv, disp); - /* do not reset disp->Driver */ - disp->Initialized = EGL_FALSE; - } +#define _EGL_CHECK_MODE(disp, m, ret, drv) \ + _EGL_CHECK_OBJECT(disp, Mode, m, ret, drv) - return EGL_TRUE; -} -/** - * A bunch of check functions and declare macros to simply error checking. - */ static INLINE _EGLDriver * _eglCheckDisplay(_EGLDisplay *disp, const char *msg) { @@ -219,38 +184,6 @@ _eglCheckConfig(_EGLDisplay *disp, _EGLConfig *conf, const char *msg) } -#define _EGL_DECLARE_DD(dpy) \ - _EGLDisplay *disp = _eglLookupDisplay(dpy); \ - _EGLDriver *drv; \ - do { \ - drv = _eglCheckDisplay(disp, __FUNCTION__); \ - if (!drv) \ - return EGL_FALSE; \ - } while (0) - - -#define _EGL_DECLARE_DD_AND_SURFACE(dpy, surface) \ - _EGLDisplay *disp = _eglLookupDisplay(dpy); \ - _EGLSurface *surf = _eglLookupSurface((surface), disp); \ - _EGLDriver *drv; \ - do { \ - drv = _eglCheckSurface(disp, surf, __FUNCTION__); \ - if (!drv) \ - return EGL_FALSE; \ - } while (0) - - -#define _EGL_DECLARE_DD_AND_CONTEXT(dpy, ctx) \ - _EGLDisplay *disp = _eglLookupDisplay(dpy); \ - _EGLContext *context = _eglLookupContext((ctx), disp); \ - _EGLDriver *drv; \ - do { \ - drv = _eglCheckContext(disp, context, __FUNCTION__); \ - if (!drv) \ - return EGL_FALSE; \ - } while (0) - - #ifdef EGL_MESA_screen_surface @@ -282,36 +215,127 @@ _eglCheckMode(_EGLDisplay *disp, _EGLMode *m, const char *msg) } -#define _EGL_DECLARE_DD_AND_SCREEN(dpy, screen) \ - _EGLDisplay *disp = _eglLookupDisplay(dpy); \ - _EGLScreen *scrn = _eglLookupScreen((screen), disp); \ - _EGLDriver *drv; \ - do { \ - drv = _eglCheckScreen(disp, scrn, __FUNCTION__); \ - if (!drv) \ - return EGL_FALSE; \ - } while (0) +#endif /* EGL_MESA_screen_surface */ -#define _EGL_DECLARE_DD_AND_MODE(dpy, mode) \ - _EGLDisplay *disp = _eglLookupDisplay(dpy); \ - _EGLMode *m = _eglLookupMode((mode), disp); \ - _EGLDriver *drv; \ - do { \ - drv = _eglCheckMode(disp, m, __FUNCTION__); \ - if (!drv) \ - return EGL_FALSE; \ - } while (0) +/** + * Lookup and lock a display. + */ +static INLINE _EGLDisplay * +_eglLockDisplay(EGLDisplay display) +{ + _EGLDisplay *dpy = _eglLookupDisplay(display); + if (dpy) + _eglLockMutex(&dpy->Mutex); + return dpy; +} -#endif /* EGL_MESA_screen_surface */ +/** + * Unlock a display. + */ +static INLINE void +_eglUnlockDisplay(_EGLDisplay *dpy) +{ + _eglUnlockMutex(&dpy->Mutex); +} + + +/** + * This is typically the first EGL function that an application calls. + * It associates a private _EGLDisplay object to the native display. + */ +EGLDisplay EGLAPIENTRY +eglGetDisplay(EGLNativeDisplayType nativeDisplay) +{ + _EGLDisplay *dpy = _eglFindDisplay(nativeDisplay); + return _eglGetDisplayHandle(dpy); +} + + +/** + * This is typically the second EGL function that an application calls. + * Here we load/initialize the actual hardware driver. + */ +EGLBoolean EGLAPIENTRY +eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor) +{ + _EGLDisplay *disp = _eglLockDisplay(dpy); + EGLint major_int, minor_int; + + if (!disp) + RETURN_EGL_ERROR(NULL, EGL_BAD_DISPLAY, EGL_FALSE); + + if (!disp->Initialized) { + _EGLDriver *drv = disp->Driver; + + if (!drv) { + _eglPreloadDrivers(); + drv = _eglMatchDriver(disp); + if (!drv) + RETURN_EGL_ERROR(disp, EGL_NOT_INITIALIZED, EGL_FALSE); + } + + /* Initialize the particular display now */ + if (!drv->API.Initialize(drv, disp, &major_int, &minor_int)) + RETURN_EGL_ERROR(disp, EGL_NOT_INITIALIZED, EGL_FALSE); + + disp->APImajor = major_int; + disp->APIminor = minor_int; + snprintf(disp->Version, sizeof(disp->Version), + "%d.%d (%s)", major_int, minor_int, drv->Name); + + /* limit to APIs supported by core */ + disp->ClientAPIsMask &= _EGL_API_ALL_BITS; + + disp->Driver = drv; + disp->Initialized = EGL_TRUE; + } else { + major_int = disp->APImajor; + minor_int = disp->APIminor; + } + + /* Update applications version of major and minor if not NULL */ + if ((major != NULL) && (minor != NULL)) { + *major = major_int; + *minor = minor_int; + } + + RETURN_EGL_SUCCESS(disp, EGL_TRUE); +} + + +EGLBoolean EGLAPIENTRY +eglTerminate(EGLDisplay dpy) +{ + _EGLDisplay *disp = _eglLockDisplay(dpy); + + if (!disp) + RETURN_EGL_ERROR(NULL, EGL_BAD_DISPLAY, EGL_FALSE); + + if (disp->Initialized) { + _EGLDriver *drv = disp->Driver; + + drv->API.Terminate(drv, disp); + /* do not reset disp->Driver */ + disp->Initialized = EGL_FALSE; + } + + RETURN_EGL_SUCCESS(disp, EGL_TRUE); +} const char * EGLAPIENTRY eglQueryString(EGLDisplay dpy, EGLint name) { - _EGL_DECLARE_DD(dpy); - return drv->API.QueryString(drv, disp, name); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLDriver *drv; + const char *ret; + + _EGL_CHECK_DISPLAY(disp, NULL, drv); + ret = drv->API.QueryString(drv, disp, name); + + RETURN_EGL_EVAL(disp, ret); } @@ -319,8 +343,14 @@ EGLBoolean EGLAPIENTRY eglGetConfigs(EGLDisplay dpy, EGLConfig *configs, EGLint config_size, EGLint *num_config) { - _EGL_DECLARE_DD(dpy); - return drv->API.GetConfigs(drv, disp, configs, config_size, num_config); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv); + ret = drv->API.GetConfigs(drv, disp, configs, config_size, num_config); + + RETURN_EGL_EVAL(disp, ret); } @@ -328,9 +358,15 @@ EGLBoolean EGLAPIENTRY eglChooseConfig(EGLDisplay dpy, const EGLint *attrib_list, EGLConfig *configs, EGLint config_size, EGLint *num_config) { - _EGL_DECLARE_DD(dpy); - return drv->API.ChooseConfig(drv, disp, attrib_list, configs, + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv); + ret = drv->API.ChooseConfig(drv, disp, attrib_list, configs, config_size, num_config); + + RETURN_EGL_EVAL(disp, ret); } @@ -338,15 +374,15 @@ EGLBoolean EGLAPIENTRY eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint *value) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLConfig *conf = _eglLookupConfig(config, disp); _EGLDriver *drv; + EGLBoolean ret; - drv = _eglCheckConfig(disp, conf, __FUNCTION__); - if (!drv) - return EGL_FALSE; + _EGL_CHECK_CONFIG(disp, conf, EGL_FALSE, drv); + ret = drv->API.GetConfigAttrib(drv, disp, conf, attribute, value); - return drv->API.GetConfigAttrib(drv, disp, conf, attribute, value); + RETURN_EGL_EVAL(disp, ret); } @@ -354,34 +390,37 @@ EGLContext EGLAPIENTRY eglCreateContext(EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLConfig *conf = _eglLookupConfig(config, disp); _EGLContext *share = _eglLookupContext(share_list, disp); _EGLDriver *drv; _EGLContext *context; + EGLContext ret; - drv = _eglCheckConfig(disp, conf, __FUNCTION__); - if (!drv) - return EGL_NO_CONTEXT; - if (!share && share_list != EGL_NO_CONTEXT) { - _eglError(EGL_BAD_CONTEXT, __FUNCTION__); - return EGL_NO_CONTEXT; - } + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_CONTEXT, drv); + if (!share && share_list != EGL_NO_CONTEXT) + RETURN_EGL_ERROR(disp, EGL_BAD_CONTEXT, EGL_NO_CONTEXT); context = drv->API.CreateContext(drv, disp, conf, share, attrib_list); - if (context) - return _eglLinkContext(context, disp); - else - return EGL_NO_CONTEXT; + ret = (context) ? _eglLinkContext(context, disp) : EGL_NO_CONTEXT; + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglDestroyContext(EGLDisplay dpy, EGLContext ctx) { - _EGL_DECLARE_DD_AND_CONTEXT(dpy, ctx); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLContext *context = _eglLookupContext(ctx, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_CONTEXT(disp, context, EGL_FALSE, drv); _eglUnlinkContext(context); - return drv->API.DestroyContext(drv, disp, context); + ret = drv->API.DestroyContext(drv, disp, context); + + RETURN_EGL_EVAL(disp, ret); } @@ -389,32 +428,35 @@ EGLBoolean EGLAPIENTRY eglMakeCurrent(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLContext *context = _eglLookupContext(ctx, disp); _EGLSurface *draw_surf = _eglLookupSurface(draw, disp); _EGLSurface *read_surf = _eglLookupSurface(read, disp); _EGLDriver *drv; + EGLBoolean ret; if (!disp) - return _eglError(EGL_BAD_DISPLAY, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_DISPLAY, EGL_FALSE); drv = disp->Driver; /* display is allowed to be uninitialized under certain condition */ if (!disp->Initialized) { if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE || ctx != EGL_NO_CONTEXT) - return _eglError(EGL_BAD_DISPLAY, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_DISPLAY, EGL_FALSE); } if (!drv) - return EGL_TRUE; + RETURN_EGL_SUCCESS(disp, EGL_TRUE); if (!context && ctx != EGL_NO_CONTEXT) - return _eglError(EGL_BAD_CONTEXT, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_CONTEXT, EGL_FALSE); if ((!draw_surf && draw != EGL_NO_SURFACE) || (!read_surf && read != EGL_NO_SURFACE)) - return _eglError(EGL_BAD_SURFACE, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_SURFACE, EGL_FALSE); + + ret = drv->API.MakeCurrent(drv, disp, draw_surf, read_surf, context); - return drv->API.MakeCurrent(drv, disp, draw_surf, read_surf, context); + RETURN_EGL_EVAL(disp, ret); } @@ -422,8 +464,15 @@ EGLBoolean EGLAPIENTRY eglQueryContext(EGLDisplay dpy, EGLContext ctx, EGLint attribute, EGLint *value) { - _EGL_DECLARE_DD_AND_CONTEXT(dpy, ctx); - return drv->API.QueryContext(drv, disp, context, attribute, value); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLContext *context = _eglLookupContext(ctx, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_CONTEXT(disp, context, EGL_FALSE, drv); + ret = drv->API.QueryContext(drv, disp, context, attribute, value); + + RETURN_EGL_EVAL(disp, ret); } @@ -431,20 +480,18 @@ EGLSurface EGLAPIENTRY eglCreateWindowSurface(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType window, const EGLint *attrib_list) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLConfig *conf = _eglLookupConfig(config, disp); _EGLDriver *drv; _EGLSurface *surf; + EGLSurface ret; - drv = _eglCheckConfig(disp, conf, __FUNCTION__); - if (!drv) - return EGL_NO_SURFACE; + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); surf = drv->API.CreateWindowSurface(drv, disp, conf, window, attrib_list); - if (surf) - return _eglLinkSurface(surf, disp); - else - return EGL_NO_SURFACE; + ret = (surf) ? _eglLinkSurface(surf, disp) : EGL_NO_SURFACE; + + RETURN_EGL_EVAL(disp, ret); } @@ -452,20 +499,18 @@ EGLSurface EGLAPIENTRY eglCreatePixmapSurface(EGLDisplay dpy, EGLConfig config, EGLNativePixmapType pixmap, const EGLint *attrib_list) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLConfig *conf = _eglLookupConfig(config, disp); _EGLDriver *drv; _EGLSurface *surf; + EGLSurface ret; - drv = _eglCheckConfig(disp, conf, __FUNCTION__); - if (!drv) - return EGL_NO_SURFACE; + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); surf = drv->API.CreatePixmapSurface(drv, disp, conf, pixmap, attrib_list); - if (surf) - return _eglLinkSurface(surf, disp); - else - return EGL_NO_SURFACE; + ret = (surf) ? _eglLinkSurface(surf, disp) : EGL_NO_SURFACE; + + RETURN_EGL_EVAL(disp, ret); } @@ -473,79 +518,118 @@ EGLSurface EGLAPIENTRY eglCreatePbufferSurface(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLConfig *conf = _eglLookupConfig(config, disp); _EGLDriver *drv; _EGLSurface *surf; + EGLSurface ret; - drv = _eglCheckConfig(disp, conf, __FUNCTION__); - if (!drv) - return EGL_NO_SURFACE; + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); surf = drv->API.CreatePbufferSurface(drv, disp, conf, attrib_list); - if (surf) - return _eglLinkSurface(surf, disp); - else - return EGL_NO_SURFACE; + ret = (surf) ? _eglLinkSurface(surf, disp) : EGL_NO_SURFACE; + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglDestroySurface(EGLDisplay dpy, EGLSurface surface) { - _EGL_DECLARE_DD_AND_SURFACE(dpy, surface); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLSurface *surf = _eglLookupSurface(surface, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SURFACE(disp, surf, EGL_FALSE, drv); _eglUnlinkSurface(surf); - return drv->API.DestroySurface(drv, disp, surf); + ret = drv->API.DestroySurface(drv, disp, surf); + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglQuerySurface(EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint *value) { - _EGL_DECLARE_DD_AND_SURFACE(dpy, surface); - return drv->API.QuerySurface(drv, disp, surf, attribute, value); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLSurface *surf = _eglLookupSurface(surface, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SURFACE(disp, surf, EGL_FALSE, drv); + ret = drv->API.QuerySurface(drv, disp, surf, attribute, value); + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglSurfaceAttrib(EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value) { - _EGL_DECLARE_DD_AND_SURFACE(dpy, surface); - return drv->API.SurfaceAttrib(drv, disp, surf, attribute, value); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLSurface *surf = _eglLookupSurface(surface, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SURFACE(disp, surf, EGL_FALSE, drv); + ret = drv->API.SurfaceAttrib(drv, disp, surf, attribute, value); + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglBindTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer) { - _EGL_DECLARE_DD_AND_SURFACE(dpy, surface); - return drv->API.BindTexImage(drv, disp, surf, buffer); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLSurface *surf = _eglLookupSurface(surface, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SURFACE(disp, surf, EGL_FALSE, drv); + ret = drv->API.BindTexImage(drv, disp, surf, buffer); + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglReleaseTexImage(EGLDisplay dpy, EGLSurface surface, EGLint buffer) { - _EGL_DECLARE_DD_AND_SURFACE(dpy, surface); - return drv->API.ReleaseTexImage(drv, disp, surf, buffer); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLSurface *surf = _eglLookupSurface(surface, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SURFACE(disp, surf, EGL_FALSE, drv); + ret = drv->API.ReleaseTexImage(drv, disp, surf, buffer); + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglSwapInterval(EGLDisplay dpy, EGLint interval) { + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLContext *ctx = _eglGetCurrentContext(); _EGLSurface *surf; - _EGL_DECLARE_DD(dpy); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv); if (!ctx || !_eglIsContextLinked(ctx) || ctx->Resource.Display != disp) - return _eglError(EGL_BAD_CONTEXT, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_CONTEXT, EGL_FALSE); surf = ctx->DrawSurface; if (!_eglIsSurfaceLinked(surf)) - return _eglError(EGL_BAD_SURFACE, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_SURFACE, EGL_FALSE); + + ret = drv->API.SwapInterval(drv, disp, surf, interval); - return drv->API.SwapInterval(drv, disp, surf, interval); + RETURN_EGL_EVAL(disp, ret); } @@ -553,21 +637,35 @@ EGLBoolean EGLAPIENTRY eglSwapBuffers(EGLDisplay dpy, EGLSurface surface) { _EGLContext *ctx = _eglGetCurrentContext(); - _EGL_DECLARE_DD_AND_SURFACE(dpy, surface); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLSurface *surf = _eglLookupSurface(surface, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SURFACE(disp, surf, EGL_FALSE, drv); /* surface must be bound to current context in EGL 1.4 */ if (!ctx || !_eglIsContextLinked(ctx) || surf != ctx->DrawSurface) - return _eglError(EGL_BAD_SURFACE, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_SURFACE, EGL_FALSE); + + ret = drv->API.SwapBuffers(drv, disp, surf); - return drv->API.SwapBuffers(drv, disp, surf); + RETURN_EGL_EVAL(disp, ret); } EGLBoolean EGLAPIENTRY eglCopyBuffers(EGLDisplay dpy, EGLSurface surface, EGLNativePixmapType target) { - _EGL_DECLARE_DD_AND_SURFACE(dpy, surface); - return drv->API.CopyBuffers(drv, disp, surf, target); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLSurface *surf = _eglLookupSurface(surface, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SURFACE(disp, surf, EGL_FALSE, drv); + ret = drv->API.CopyBuffers(drv, disp, surf, target); + + RETURN_EGL_EVAL(disp, ret); } @@ -577,19 +675,24 @@ eglWaitClient(void) _EGLContext *ctx = _eglGetCurrentContext(); _EGLDisplay *disp; _EGLDriver *drv; + EGLBoolean ret; if (!ctx) - return EGL_TRUE; + RETURN_EGL_SUCCESS(NULL, EGL_TRUE); + + disp = ctx->Resource.Display; + _eglLockMutex(&disp->Mutex); + /* let bad current context imply bad current surface */ if (!_eglIsContextLinked(ctx) || !_eglIsSurfaceLinked(ctx->DrawSurface)) - return _eglError(EGL_BAD_CURRENT_SURFACE, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_CURRENT_SURFACE, EGL_FALSE); /* a valid current context implies an initialized current display */ - disp = ctx->Resource.Display; assert(disp->Initialized); drv = disp->Driver; + ret = drv->API.WaitClient(drv, disp, ctx); - return drv->API.WaitClient(drv, disp, ctx); + RETURN_EGL_EVAL(disp, ret); } @@ -603,7 +706,7 @@ eglWaitGL(void) EGLBoolean ret; if (api_index != es_index && _eglIsCurrentThreadDummy()) - return _eglError(EGL_BAD_ALLOC, "eglWaitGL"); + RETURN_EGL_ERROR(NULL, EGL_BAD_ALLOC, EGL_FALSE); t->CurrentAPIIndex = es_index; ret = eglWaitClient(); @@ -621,19 +724,24 @@ eglWaitNative(EGLint engine) _EGLContext *ctx = _eglGetCurrentContext(); _EGLDisplay *disp; _EGLDriver *drv; + EGLBoolean ret; if (!ctx) - return EGL_TRUE; + RETURN_EGL_SUCCESS(NULL, EGL_TRUE); + + disp = ctx->Resource.Display; + _eglLockMutex(&disp->Mutex); + /* let bad current context imply bad current surface */ if (!_eglIsContextLinked(ctx) || !_eglIsSurfaceLinked(ctx->DrawSurface)) - return _eglError(EGL_BAD_CURRENT_SURFACE, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_CURRENT_SURFACE, EGL_FALSE); /* a valid current context implies an initialized current display */ - disp = ctx->Resource.Display; assert(disp->Initialized); drv = disp->Driver; + ret = drv->API.WaitNative(drv, disp, engine); - return drv->API.WaitNative(drv, disp, engine); + RETURN_EGL_EVAL(disp, ret); } @@ -641,7 +749,11 @@ EGLDisplay EGLAPIENTRY eglGetCurrentDisplay(void) { _EGLContext *ctx = _eglGetCurrentContext(); - return (ctx) ? _eglGetDisplayHandle(ctx->Resource.Display) : EGL_NO_DISPLAY; + EGLDisplay ret; + + ret = (ctx) ? _eglGetDisplayHandle(ctx->Resource.Display) : EGL_NO_DISPLAY; + + RETURN_EGL_SUCCESS(NULL, ret); } @@ -649,7 +761,11 @@ EGLContext EGLAPIENTRY eglGetCurrentContext(void) { _EGLContext *ctx = _eglGetCurrentContext(); - return _eglGetContextHandle(ctx); + EGLContext ret; + + ret = _eglGetContextHandle(ctx); + + RETURN_EGL_SUCCESS(NULL, ret); } @@ -657,10 +773,12 @@ EGLSurface EGLAPIENTRY eglGetCurrentSurface(EGLint readdraw) { _EGLContext *ctx = _eglGetCurrentContext(); + EGLint err = EGL_SUCCESS; _EGLSurface *surf; + EGLSurface ret; if (!ctx) - return EGL_NO_SURFACE; + RETURN_EGL_SUCCESS(NULL, EGL_NO_SURFACE); switch (readdraw) { case EGL_DRAW: @@ -670,12 +788,14 @@ eglGetCurrentSurface(EGLint readdraw) surf = ctx->ReadSurface; break; default: - _eglError(EGL_BAD_PARAMETER, __FUNCTION__); surf = NULL; + err = EGL_BAD_PARAMETER; break; } - return _eglGetSurfaceHandle(surf); + ret = _eglGetSurfaceHandle(surf); + + RETURN_EGL_ERROR(NULL, err, ret); } @@ -719,27 +839,34 @@ eglGetProcAddress(const char *procname) { NULL, NULL } }; EGLint i; + _EGLProc ret; if (!procname) - return NULL; + RETURN_EGL_SUCCESS(NULL, NULL); + + ret = NULL; if (strncmp(procname, "egl", 3) == 0) { for (i = 0; egl_functions[i].name; i++) { - if (strcmp(egl_functions[i].name, procname) == 0) - return egl_functions[i].function; + if (strcmp(egl_functions[i].name, procname) == 0) { + ret = egl_functions[i].function; + break; + } } } + if (ret) + RETURN_EGL_SUCCESS(NULL, ret); _eglPreloadDrivers(); /* now loop over drivers to query their procs */ for (i = 0; i < _eglGlobal.NumDrivers; i++) { _EGLDriver *drv = _eglGlobal.Drivers[i]; - _EGLProc p = drv->API.GetProcAddress(drv, procname); - if (p) - return p; + ret = drv->API.GetProcAddress(drv, procname); + if (ret) + break; } - return NULL; + RETURN_EGL_SUCCESS(NULL, ret); } @@ -755,9 +882,16 @@ eglChooseModeMESA(EGLDisplay dpy, EGLScreenMESA screen, const EGLint *attrib_list, EGLModeMESA *modes, EGLint modes_size, EGLint *num_modes) { - _EGL_DECLARE_DD_AND_SCREEN(dpy, screen); - return drv->API.ChooseModeMESA(drv, disp, scrn, attrib_list, - modes, modes_size, num_modes); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLScreen *scrn = _eglLookupScreen(screen, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SCREEN(disp, scrn, EGL_FALSE, drv); + ret = drv->API.ChooseModeMESA(drv, disp, scrn, attrib_list, + modes, modes_size, num_modes); + + RETURN_EGL_EVAL(disp, ret); } @@ -765,8 +899,15 @@ EGLBoolean EGLAPIENTRY eglGetModesMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLModeMESA *modes, EGLint mode_size, EGLint *num_mode) { - _EGL_DECLARE_DD_AND_SCREEN(dpy, screen); - return drv->API.GetModesMESA(drv, disp, scrn, modes, mode_size, num_mode); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLScreen *scrn = _eglLookupScreen(screen, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SCREEN(disp, scrn, EGL_FALSE, drv); + ret = drv->API.GetModesMESA(drv, disp, scrn, modes, mode_size, num_mode); + + RETURN_EGL_EVAL(disp, ret); } @@ -774,8 +915,15 @@ EGLBoolean EGLAPIENTRY eglGetModeAttribMESA(EGLDisplay dpy, EGLModeMESA mode, EGLint attribute, EGLint *value) { - _EGL_DECLARE_DD_AND_MODE(dpy, mode); - return drv->API.GetModeAttribMESA(drv, disp, m, attribute, value); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLMode *m = _eglLookupMode(mode, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_MODE(disp, m, EGL_FALSE, drv); + ret = drv->API.GetModeAttribMESA(drv, disp, m, attribute, value); + + RETURN_EGL_EVAL(disp, ret); } @@ -783,20 +931,20 @@ EGLBoolean EGLAPIENTRY eglCopyContextMESA(EGLDisplay dpy, EGLContext source, EGLContext dest, EGLint mask) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLContext *source_context = _eglLookupContext(source, disp); _EGLContext *dest_context = _eglLookupContext(dest, disp); _EGLDriver *drv; + EGLBoolean ret; - drv = _eglCheckContext(disp, source_context, __FUNCTION__); - if (!drv || !dest_context) { - if (drv) - _eglError(EGL_BAD_CONTEXT, __FUNCTION__); - return EGL_FALSE; - } + _EGL_CHECK_CONTEXT(disp, source_context, EGL_FALSE, drv); + if (!dest_context) + RETURN_EGL_ERROR(disp, EGL_BAD_CONTEXT, EGL_FALSE); + + ret = drv->API.CopyContextMESA(drv, disp, + source_context, dest_context, mask); - return drv->API.CopyContextMESA(drv, disp, source_context, dest_context, - mask); + RETURN_EGL_EVAL(disp, ret); } @@ -804,9 +952,14 @@ EGLBoolean eglGetScreensMESA(EGLDisplay dpy, EGLScreenMESA *screens, EGLint max_screens, EGLint *num_screens) { - _EGL_DECLARE_DD(dpy); - return drv->API.GetScreensMESA(drv, disp, screens, - max_screens, num_screens); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv); + ret = drv->API.GetScreensMESA(drv, disp, screens, max_screens, num_screens); + + RETURN_EGL_EVAL(disp, ret); } @@ -814,20 +967,18 @@ EGLSurface eglCreateScreenSurfaceMESA(EGLDisplay dpy, EGLConfig config, const EGLint *attrib_list) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLConfig *conf = _eglLookupConfig(config, disp); _EGLDriver *drv; _EGLSurface *surf; + EGLSurface ret; - drv = _eglCheckConfig(disp, conf, __FUNCTION__); - if (!drv) - return EGL_NO_SURFACE; + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); surf = drv->API.CreateScreenSurfaceMESA(drv, disp, conf, attrib_list); - if (surf) - return _eglLinkSurface(surf, disp); - else - return EGL_NO_SURFACE; + ret = (surf) ? _eglLinkSurface(surf, disp) : EGL_NO_SURFACE; + + RETURN_EGL_EVAL(disp, ret); } @@ -835,29 +986,37 @@ EGLBoolean eglShowScreenSurfaceMESA(EGLDisplay dpy, EGLint screen, EGLSurface surface, EGLModeMESA mode) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLScreen *scrn = _eglLookupScreen((EGLScreenMESA) screen, disp); _EGLSurface *surf = _eglLookupSurface(surface, disp); _EGLMode *m = _eglLookupMode(mode, disp); _EGLDriver *drv; + EGLBoolean ret; - drv = _eglCheckScreen(disp, scrn, __FUNCTION__); - if (!drv) - return EGL_FALSE; + _EGL_CHECK_SCREEN(disp, scrn, EGL_FALSE, drv); if (!surf && surface != EGL_NO_SURFACE) - return _eglError(EGL_BAD_SURFACE, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_SURFACE, EGL_FALSE); if (!m && mode != EGL_NO_MODE_MESA) - return _eglError(EGL_BAD_MODE_MESA, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_MODE_MESA, EGL_FALSE); - return drv->API.ShowScreenSurfaceMESA(drv, disp, scrn, surf, m); + ret = drv->API.ShowScreenSurfaceMESA(drv, disp, scrn, surf, m); + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean eglScreenPositionMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLint x, EGLint y) { - _EGL_DECLARE_DD_AND_SCREEN(dpy, screen); - return drv->API.ScreenPositionMESA(drv, disp, scrn, x, y); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLScreen *scrn = _eglLookupScreen(screen, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SCREEN(disp, scrn, EGL_FALSE, drv); + ret = drv->API.ScreenPositionMESA(drv, disp, scrn, x, y); + + RETURN_EGL_EVAL(disp, ret); } @@ -865,8 +1024,15 @@ EGLBoolean eglQueryScreenMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLint attribute, EGLint *value) { - _EGL_DECLARE_DD_AND_SCREEN(dpy, screen); - return drv->API.QueryScreenMESA(drv, disp, scrn, attribute, value); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLScreen *scrn = _eglLookupScreen(screen, disp); + _EGLDriver *drv; + EGLBoolean ret; + + _EGL_CHECK_SCREEN(disp, scrn, EGL_FALSE, drv); + ret = drv->API.QueryScreenMESA(drv, disp, scrn, attribute, value); + + RETURN_EGL_EVAL(disp, ret); } @@ -874,49 +1040,51 @@ EGLBoolean eglQueryScreenSurfaceMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLSurface *surface) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLScreen *scrn = _eglLookupScreen((EGLScreenMESA) screen, disp); _EGLDriver *drv; _EGLSurface *surf; + EGLBoolean ret; - drv = _eglCheckScreen(disp, scrn, __FUNCTION__); - if (!drv) - return EGL_FALSE; - - if (drv->API.QueryScreenSurfaceMESA(drv, disp, scrn, &surf) != EGL_TRUE) - surf = NULL; - if (surface) + _EGL_CHECK_SCREEN(disp, scrn, EGL_FALSE, drv); + ret = drv->API.QueryScreenSurfaceMESA(drv, disp, scrn, &surf); + if (ret && surface) *surface = _eglGetSurfaceHandle(surf); - return (surf != NULL); + + RETURN_EGL_EVAL(disp, ret); } EGLBoolean eglQueryScreenModeMESA(EGLDisplay dpy, EGLScreenMESA screen, EGLModeMESA *mode) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLScreen *scrn = _eglLookupScreen((EGLScreenMESA) screen, disp); _EGLDriver *drv; _EGLMode *m; + EGLBoolean ret; - drv = _eglCheckScreen(disp, scrn, __FUNCTION__); - if (!drv) - return EGL_FALSE; - - if (drv->API.QueryScreenModeMESA(drv, disp, scrn, &m) != EGL_TRUE) - m = NULL; - if (mode) + _EGL_CHECK_SCREEN(disp, scrn, EGL_FALSE, drv); + ret = drv->API.QueryScreenModeMESA(drv, disp, scrn, &m); + if (ret && mode) *mode = m->Handle; - return (m != NULL); + RETURN_EGL_EVAL(disp, ret); } const char * eglQueryModeStringMESA(EGLDisplay dpy, EGLModeMESA mode) { - _EGL_DECLARE_DD_AND_MODE(dpy, mode); - return drv->API.QueryModeStringMESA(drv, disp, m); + _EGLDisplay *disp = _eglLockDisplay(dpy); + _EGLMode *m = _eglLookupMode(mode, disp); + _EGLDriver *drv; + const char *ret; + + _EGL_CHECK_MODE(disp, m, NULL, drv); + ret = drv->API.QueryModeStringMESA(drv, disp, m); + + RETURN_EGL_EVAL(disp, ret); } @@ -947,13 +1115,14 @@ eglBindAPI(EGLenum api) _EGLThreadInfo *t = _eglGetCurrentThread(); if (_eglIsCurrentThreadDummy()) - return _eglError(EGL_BAD_ALLOC, "eglBindAPI"); + RETURN_EGL_ERROR(NULL, EGL_BAD_ALLOC, EGL_FALSE); if (!_eglIsApiValid(api)) - return _eglError(EGL_BAD_PARAMETER, "eglBindAPI"); + RETURN_EGL_ERROR(NULL, EGL_BAD_PARAMETER, EGL_FALSE); t->CurrentAPIIndex = _eglConvertApiToIndex(api); - return EGL_TRUE; + + RETURN_EGL_SUCCESS(NULL, EGL_TRUE); } @@ -963,9 +1132,13 @@ eglBindAPI(EGLenum api) EGLenum eglQueryAPI(void) { - /* returns one of EGL_OPENGL_API, EGL_OPENGL_ES_API or EGL_OPENVG_API */ _EGLThreadInfo *t = _eglGetCurrentThread(); - return _eglConvertApiFromIndex(t->CurrentAPIIndex); + EGLenum ret; + + /* returns one of EGL_OPENGL_API, EGL_OPENGL_ES_API or EGL_OPENVG_API */ + ret = _eglConvertApiFromIndex(t->CurrentAPIIndex); + + RETURN_EGL_SUCCESS(NULL, ret); } @@ -974,21 +1147,19 @@ eglCreatePbufferFromClientBuffer(EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer, EGLConfig config, const EGLint *attrib_list) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLConfig *conf = _eglLookupConfig(config, disp); _EGLDriver *drv; _EGLSurface *surf; + EGLSurface ret; - drv = _eglCheckConfig(disp, conf, __FUNCTION__); - if (!drv) - return EGL_NO_SURFACE; + _EGL_CHECK_CONFIG(disp, conf, EGL_NO_SURFACE, drv); surf = drv->API.CreatePbufferFromClientBuffer(drv, disp, buftype, buffer, conf, attrib_list); - if (surf) - return _eglLinkSurface(surf, disp); - else - return EGL_NO_SURFACE; + ret = (surf) ? _eglLinkSurface(surf, disp) : EGL_NO_SURFACE; + + RETURN_EGL_EVAL(disp, ret); } @@ -1005,9 +1176,14 @@ eglReleaseThread(void) _EGLContext *ctx = t->CurrentContexts[i]; if (ctx) { _EGLDisplay *disp = ctx->Resource.Display; - _EGLDriver *drv = disp->Driver; + _EGLDriver *drv; + t->CurrentAPIIndex = i; + + _eglLockMutex(&disp->Mutex); + drv = disp->Driver; (void) drv->API.MakeCurrent(drv, disp, NULL, NULL, NULL); + _eglUnlockMutex(&disp->Mutex); } } @@ -1015,7 +1191,8 @@ eglReleaseThread(void) } _eglDestroyCurrentThread(); - return EGL_TRUE; + + RETURN_EGL_SUCCESS(NULL, EGL_TRUE); } @@ -1029,42 +1206,40 @@ EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attr_list) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLContext *context = _eglLookupContext(ctx, disp); _EGLDriver *drv; _EGLImage *img; + EGLImageKHR ret; - drv = _eglCheckDisplay(disp, __FUNCTION__); - if (!drv) - return EGL_NO_IMAGE_KHR; - if (!context && ctx != EGL_NO_CONTEXT) { - _eglError(EGL_BAD_CONTEXT, __FUNCTION__); - return EGL_NO_IMAGE_KHR; - } + _EGL_CHECK_DISPLAY(disp, EGL_NO_IMAGE_KHR, drv); + if (!context && ctx != EGL_NO_CONTEXT) + RETURN_EGL_ERROR(disp, EGL_BAD_CONTEXT, EGL_NO_IMAGE_KHR); img = drv->API.CreateImageKHR(drv, disp, context, target, buffer, attr_list); - if (img) - return _eglLinkImage(img, disp); - else - return EGL_NO_IMAGE_KHR; + ret = (img) ? _eglLinkImage(img, disp) : EGL_NO_IMAGE_KHR; + + RETURN_EGL_EVAL(disp, ret); } -EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR image) +EGLBoolean +eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR image) { - _EGLDisplay *disp = _eglLookupDisplay(dpy); + _EGLDisplay *disp = _eglLockDisplay(dpy); _EGLImage *img = _eglLookupImage(image, disp); _EGLDriver *drv; + EGLBoolean ret; - drv = _eglCheckDisplay(disp, __FUNCTION__); - if (!drv) - return EGL_FALSE; + _EGL_CHECK_DISPLAY(disp, EGL_FALSE, drv); if (!img) - return _eglError(EGL_BAD_PARAMETER, __FUNCTION__); + RETURN_EGL_ERROR(disp, EGL_BAD_PARAMETER, EGL_FALSE); _eglUnlinkImage(img); - return drv->API.DestroyImageKHR(drv, disp, img); + ret = drv->API.DestroyImageKHR(drv, disp, img); + + RETURN_EGL_EVAL(disp, ret); } diff --git a/src/egl/main/eglapi.h b/src/egl/main/eglapi.h index c3676ec56a..3e2ba8dd41 100644 --- a/src/egl/main/eglapi.h +++ b/src/egl/main/eglapi.h @@ -45,6 +45,7 @@ typedef const char *(*QueryString_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLint n typedef EGLBoolean (*WaitClient_t)(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx); typedef EGLBoolean (*WaitNative_t)(_EGLDriver *drv, _EGLDisplay *dpy, EGLint engine); +/* this function may be called from multiple threads at the same time */ typedef _EGLProc (*GetProcAddress_t)(_EGLDriver *drv, const char *procname); diff --git a/src/egl/main/eglcompiler.h b/src/egl/main/eglcompiler.h index d844fbb0ef..401a9cf56a 100644 --- a/src/egl/main/eglcompiler.h +++ b/src/egl/main/eglcompiler.h @@ -64,8 +64,7 @@ /** * Function visibility */ -#if (defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) >= 303) \ - || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)) +#if defined(__GNUC__) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)) # define PUBLIC __attribute__((visibility("default"))) #else # define PUBLIC @@ -79,7 +78,7 @@ #ifndef __FUNCTION__ # if defined(__VMS) # define __FUNCTION__ "VMS$NL:" -# elif ((!defined __GNUC__) || (__GNUC__ < 2)) && (!defined __xlC__) && \ +# elif (!defined __GNUC__) && (!defined __xlC__) && \ (!defined(_MSC_VER) || _MSC_VER < 1300) # if (__STDC_VERSION__ >= 199901L) /* C99 */ || \ (defined(__SUNPRO_C) && defined(__C99FEATURES__)) diff --git a/src/egl/main/eglconfig.c b/src/egl/main/eglconfig.c index 1190f8cdd5..21d13cba90 100644 --- a/src/egl/main/eglconfig.c +++ b/src/egl/main/eglconfig.c @@ -76,9 +76,6 @@ _eglAddConfig(_EGLDisplay *dpy, _EGLConfig *conf) } -#ifndef _EGL_SKIP_HANDLE_CHECK - - EGLBoolean _eglCheckConfigHandle(EGLConfig config, _EGLDisplay *dpy) { @@ -96,9 +93,6 @@ _eglCheckConfigHandle(EGLConfig config, _EGLDisplay *dpy) } -#endif /* _EGL_SKIP_HANDLE_CHECK */ - - enum { /* types */ ATTRIB_TYPE_INTEGER, @@ -112,7 +106,7 @@ enum { ATTRIB_CRITERION_ATLEAST, ATTRIB_CRITERION_MASK, ATTRIB_CRITERION_SPECIAL, - ATTRIB_CRITERION_IGNORE, + ATTRIB_CRITERION_IGNORE }; diff --git a/src/egl/main/eglconfig.h b/src/egl/main/eglconfig.h index 56ec95fe9a..ced060f779 100644 --- a/src/egl/main/eglconfig.h +++ b/src/egl/main/eglconfig.h @@ -92,27 +92,10 @@ PUBLIC EGLConfig _eglAddConfig(_EGLDisplay *dpy, _EGLConfig *conf); -#ifndef _EGL_SKIP_HANDLE_CHECK - - extern EGLBoolean _eglCheckConfigHandle(EGLConfig config, _EGLDisplay *dpy); -#else - - -static INLINE EGLBoolean -_eglCheckConfigHandle(EGLConfig config, _EGLDisplay *dpy) -{ - _EGLConfig *conf = (_EGLConfig *) config; - return (dpy && conf && conf->Display == dpy); -} - - -#endif /* _EGL_SKIP_HANDLE_CHECK */ - - /** * Lookup a handle to find the linked config. * Return NULL if the handle has no corresponding linked config. diff --git a/src/egl/main/eglcurrent.c b/src/egl/main/eglcurrent.c index 989c19a2fa..c697bf796d 100644 --- a/src/egl/main/eglcurrent.c +++ b/src/egl/main/eglcurrent.c @@ -248,19 +248,20 @@ _eglGetCurrentContext(void) /** - * Record EGL error code. + * Record EGL error code and return EGL_FALSE. */ EGLBoolean _eglError(EGLint errCode, const char *msg) { _EGLThreadInfo *t = _eglGetCurrentThread(); - const char *s; if (t == &dummy_thread) return EGL_FALSE; - if (t->LastError == EGL_SUCCESS) { - t->LastError = errCode; + t->LastError = errCode; + + if (errCode != EGL_SUCCESS) { + const char *s; switch (errCode) { case EGL_BAD_ACCESS: diff --git a/src/egl/main/egldisplay.c b/src/egl/main/egldisplay.c index d7a8d14292..5dc5fd9719 100644 --- a/src/egl/main/egldisplay.c +++ b/src/egl/main/egldisplay.c @@ -45,72 +45,8 @@ _eglFiniDisplay(void) /** - * Allocate a new _EGLDisplay object for the given nativeDisplay handle. - * We'll also try to determine the device driver name at this time. - * - * Note that nativeDisplay may be an X Display ptr, or a string. - */ -_EGLDisplay * -_eglNewDisplay(EGLNativeDisplayType nativeDisplay) -{ - _EGLDisplay *dpy = (_EGLDisplay *) calloc(1, sizeof(_EGLDisplay)); - if (dpy) { - dpy->NativeDisplay = nativeDisplay; - } - return dpy; -} - - -/** - * Link a display to itself and return the handle of the link. - * The handle can be passed to client directly. - */ -EGLDisplay -_eglLinkDisplay(_EGLDisplay *dpy) -{ - _eglLockMutex(_eglGlobal.Mutex); - - dpy->Next = _eglGlobal.DisplayList; - _eglGlobal.DisplayList = dpy; - - _eglUnlockMutex(_eglGlobal.Mutex); - - return (EGLDisplay) dpy; -} - - -/** - * Unlink a linked display from itself. - * Accessing an unlinked display should generate EGL_BAD_DISPLAY error. - */ -void -_eglUnlinkDisplay(_EGLDisplay *dpy) -{ - _EGLDisplay *prev; - - _eglLockMutex(_eglGlobal.Mutex); - - prev = _eglGlobal.DisplayList; - if (prev != dpy) { - while (prev) { - if (prev->Next == dpy) - break; - prev = prev->Next; - } - assert(prev); - prev->Next = dpy->Next; - } - else { - _eglGlobal.DisplayList = dpy->Next; - } - - _eglUnlockMutex(_eglGlobal.Mutex); -} - - -/** - * Find the display corresponding to the specified native display id in all - * linked displays. + * Find the display corresponding to the specified native display, or create a + * new one. */ _EGLDisplay * _eglFindDisplay(EGLNativeDisplayType nativeDisplay) @@ -119,18 +55,30 @@ _eglFindDisplay(EGLNativeDisplayType nativeDisplay) _eglLockMutex(_eglGlobal.Mutex); + /* search the display list first */ dpy = _eglGlobal.DisplayList; while (dpy) { - if (dpy->NativeDisplay == nativeDisplay) { - _eglUnlockMutex(_eglGlobal.Mutex); - return dpy; - } + if (dpy->NativeDisplay == nativeDisplay) + break; dpy = dpy->Next; } + /* create a new display */ + if (!dpy) { + dpy = (_EGLDisplay *) calloc(1, sizeof(_EGLDisplay)); + if (dpy) { + _eglInitMutex(&dpy->Mutex); + dpy->NativeDisplay = nativeDisplay; + + /* add to the display list */ + dpy->Next = _eglGlobal.DisplayList; + _eglGlobal.DisplayList = dpy; + } + } + _eglUnlockMutex(_eglGlobal.Mutex); - return NULL; + return dpy; } @@ -186,9 +134,6 @@ _eglCleanupDisplay(_EGLDisplay *disp) } -#ifndef _EGL_SKIP_HANDLE_CHECK - - /** * Return EGL_TRUE if the given handle is a valid handle to a display. */ @@ -233,9 +178,6 @@ _eglCheckResource(void *res, _EGLResourceType type, _EGLDisplay *dpy) } -#endif /* !_EGL_SKIP_HANDLE_CHECK */ - - /** * Link a resource to a display. */ diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h index 03903290fd..21bf22b5fe 100644 --- a/src/egl/main/egldisplay.h +++ b/src/egl/main/egldisplay.h @@ -4,6 +4,7 @@ #include "egltypedefs.h" #include "egldefines.h" +#include "eglmutex.h" enum _egl_resource_type { @@ -13,6 +14,8 @@ enum _egl_resource_type { _EGL_NUM_RESOURCES }; +/* this cannot and need not go into egltypedefs.h */ +typedef enum _egl_resource_type _EGLResourceType; /** @@ -53,6 +56,8 @@ struct _egl_display /* used to link displays */ _EGLDisplay *Next; + _EGLMutex Mutex; + EGLNativeDisplayType NativeDisplay; EGLBoolean Initialized; /**< True if the display is initialized */ @@ -85,19 +90,7 @@ _eglFiniDisplay(void); extern _EGLDisplay * -_eglNewDisplay(EGLNativeDisplayType displayName); - - -extern EGLDisplay -_eglLinkDisplay(_EGLDisplay *dpy); - - -extern void -_eglUnlinkDisplay(_EGLDisplay *dpy); - - -extern _EGLDisplay * -_eglFindDisplay(EGLNativeDisplayType nativeDisplay); +_eglFindDisplay(EGLNativeDisplayType displayName); PUBLIC void @@ -108,9 +101,6 @@ PUBLIC void _eglCleanupDisplay(_EGLDisplay *disp); -#ifndef _EGL_SKIP_HANDLE_CHECK - - extern EGLBoolean _eglCheckDisplayHandle(EGLDisplay dpy); @@ -119,27 +109,6 @@ PUBLIC EGLBoolean _eglCheckResource(void *res, _EGLResourceType type, _EGLDisplay *dpy); -#else /* !_EGL_SKIP_HANDLE_CHECK */ - -/* Only do a quick check. This is NOT standard compliant. */ - -static INLINE EGLBoolean -_eglCheckDisplayHandle(EGLDisplay dpy) -{ - return ((_EGLDisplay *) dpy != NULL); -} - - -static INLINE EGLBoolean -_eglCheckResource(void *res, _EGLResourceType type, _EGLDisplay *dpy); -{ - return (((_EGLResource *) res)->Display == dpy); -} - - -#endif /* _EGL_SKIP_HANDLE_CHECK */ - - /** * Lookup a handle to find the linked display. * Return NULL if the handle has no corresponding linked display. @@ -164,16 +133,6 @@ _eglGetDisplayHandle(_EGLDisplay *dpy) } -/** - * Return true if the display is linked. - */ -static INLINE EGLBoolean -_eglIsDisplayLinked(_EGLDisplay *dpy) -{ - return (EGLBoolean) (_eglGetDisplayHandle(dpy) != EGL_NO_DISPLAY); -} - - extern void _eglLinkResource(_EGLResource *res, _EGLResourceType type, _EGLDisplay *dpy); diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c index a87c697b11..6384242b09 100644 --- a/src/egl/main/egldriver.c +++ b/src/egl/main/egldriver.c @@ -144,7 +144,13 @@ _eglOpenLibrary(const char *driverPath, lib_handle *handle) mainFunc = (_EGLMain_t) GetProcAddress(lib, "_eglMain"); #elif defined(_EGL_PLATFORM_POSIX) if (lib) { - mainFunc = (_EGLMain_t) dlsym(lib, "_eglMain"); + union { + _EGLMain_t func; + void *ptr; + } tmp = { NULL }; + /* direct cast gives a warning when compiled with -pedantic */ + tmp.ptr = dlsym(lib, "_eglMain"); + mainFunc = tmp.func; if (!mainFunc) error = dlerror(); } @@ -237,6 +243,10 @@ _eglMatchDriver(_EGLDisplay *dpy) _EGLDriver *best_drv = NULL; EGLint best_score = -1, i; + /* + * this function is called after preloading and the drivers never change + * after preloading. + */ for (i = 0; i < _eglGlobal.NumDrivers; i++) { _EGLDriver *drv = _eglGlobal.Drivers[i]; EGLint score; @@ -529,14 +539,21 @@ _eglPreloadDrivers(void) { EGLBoolean loaded; + /* protect the preloading process */ + _eglLockMutex(_eglGlobal.Mutex); + /* already preloaded */ - if (_eglGlobal.NumDrivers) + if (_eglGlobal.NumDrivers) { + _eglUnlockMutex(_eglGlobal.Mutex); return EGL_TRUE; + } loaded = (_eglPreloadUserDriver() || _eglPreloadDisplayDrivers() || _eglPreloadDefaultDriver()); + _eglUnlockMutex(_eglGlobal.Mutex); + return loaded; } @@ -548,6 +565,8 @@ void _eglUnloadDrivers(void) { EGLint i; + + /* this is called at atexit time */ for (i = 0; i < _eglGlobal.NumDrivers; i++) { _EGLDriver *drv = _eglGlobal.Drivers[i]; lib_handle handle = drv->LibHandle; diff --git a/src/egl/main/eglglobals.h b/src/egl/main/eglglobals.h index cd1dd5851b..4368898020 100644 --- a/src/egl/main/eglglobals.h +++ b/src/egl/main/eglglobals.h @@ -18,6 +18,7 @@ struct _egl_global EGLScreenMESA FreeScreenHandle; + /* these never change after preloading */ EGLint NumDrivers; _EGLDriver *Drivers[10]; diff --git a/src/egl/main/eglscreen.c b/src/egl/main/eglscreen.c index 97a405a4b4..c47afd6abd 100644 --- a/src/egl/main/eglscreen.c +++ b/src/egl/main/eglscreen.c @@ -22,17 +22,22 @@ #include "eglconfig.h" #include "eglsurface.h" #include "eglscreen.h" +#include "eglmutex.h" /** * Return a new screen handle/ID. * NOTE: we never reuse these! */ -EGLScreenMESA +static EGLScreenMESA _eglAllocScreenHandle(void) { - EGLScreenMESA s = _eglGlobal.FreeScreenHandle; - _eglGlobal.FreeScreenHandle++; + EGLScreenMESA s; + + _eglLockMutex(_eglGlobal.Mutex); + s = _eglGlobal.FreeScreenHandle++; + _eglUnlockMutex(_eglGlobal.Mutex); + return s; } diff --git a/src/egl/main/eglscreen.h b/src/egl/main/eglscreen.h index c400ac3d15..0fd71f71fc 100644 --- a/src/egl/main/eglscreen.h +++ b/src/egl/main/eglscreen.h @@ -29,10 +29,6 @@ struct _egl_screen }; -extern EGLScreenMESA -_eglAllocScreenHandle(void); - - PUBLIC void _eglInitScreen(_EGLScreen *screen); diff --git a/src/egl/main/egltypedefs.h b/src/egl/main/egltypedefs.h index e0c95762c6..166b133909 100644 --- a/src/egl/main/egltypedefs.h +++ b/src/egl/main/egltypedefs.h @@ -8,8 +8,6 @@ #include "eglcompiler.h" -typedef enum _egl_resource_type _EGLResourceType; - typedef struct _egl_api _EGLAPI; typedef struct _egl_config _EGLConfig; |