egl: Implement EGL_KHR_context_flush_control
[mesa.git] / src / egl / drivers / dri2 / platform_x11.c
index 61e700f7ecbaad19a2be347c5435ca40d1505b43..5bcdb2dac748cc0e99012ffa2d4b35eb384907e8 100644 (file)
@@ -40,6 +40,7 @@
 #endif
 #include <sys/types.h>
 #include <sys/stat.h>
+#include "util/debug.h"
 #include "util/macros.h"
 
 #include "egl_dri2.h"
@@ -99,8 +100,8 @@ swrastDestroyDrawable(struct dri2_egl_display * dri2_dpy,
    xcb_free_gc(dri2_dpy->conn, dri2_surf->swapgc);
 }
 
-static void
-swrastGetDrawableInfo(__DRIdrawable * draw,
+static bool
+x11_get_drawable_info(__DRIdrawable * draw,
                       int *x, int *y, int *w, int *h,
                       void *loaderPrivate)
 {
@@ -110,14 +111,15 @@ swrastGetDrawableInfo(__DRIdrawable * draw,
    xcb_get_geometry_cookie_t cookie;
    xcb_get_geometry_reply_t *reply;
    xcb_generic_error_t *error;
+   bool ret;
 
-   *x = *y = *w = *h = 0;
    cookie = xcb_get_geometry (dri2_dpy->conn, dri2_surf->drawable);
    reply = xcb_get_geometry_reply (dri2_dpy->conn, cookie, &error);
    if (reply == NULL)
-      return;
+      return false;
 
    if (error != NULL) {
+      ret = false;
       _eglLog(_EGL_WARNING, "error in xcb_get_geometry");
       free(error);
    } else {
@@ -125,8 +127,19 @@ swrastGetDrawableInfo(__DRIdrawable * draw,
       *y = reply->y;
       *w = reply->width;
       *h = reply->height;
+      ret = true;
    }
    free(reply);
+   return ret;
+}
+
+static void
+swrastGetDrawableInfo(__DRIdrawable * draw,
+                      int *x, int *y, int *w, int *h,
+                      void *loaderPrivate)
+{
+   *x = *y = *w = *h = 0;
+   x11_get_drawable_info(draw, x, y, w, h, loaderPrivate);
 }
 
 static void
@@ -210,12 +223,8 @@ dri2_x11_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
    xcb_get_geometry_cookie_t cookie;
    xcb_get_geometry_reply_t *reply;
    xcb_generic_error_t *error;
-   xcb_drawable_t drawable;
    const __DRIconfig *config;
 
-   STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface));
-   drawable = (uintptr_t) native_surface;
-
    (void) drv;
 
    dri2_surf = malloc(sizeof *dri2_surf);
@@ -224,7 +233,7 @@ dri2_x11_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
       return NULL;
    }
    
-   if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list))
+   if (!dri2_init_surface(&dri2_surf->base, disp, type, conf, attrib_list, false))
       goto cleanup_surf;
 
    dri2_surf->region = XCB_NONE;
@@ -234,14 +243,8 @@ dri2_x11_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
                        dri2_surf->drawable, dri2_dpy->screen->root,
                        dri2_surf->base.Width, dri2_surf->base.Height);
    } else {
-      if (!drawable) {
-         if (type == EGL_WINDOW_BIT)
-            _eglError(EGL_BAD_NATIVE_WINDOW, "dri2_create_surface");
-         else
-            _eglError(EGL_BAD_NATIVE_PIXMAP, "dri2_create_surface");
-         goto cleanup_surf;
-      }
-      dri2_surf->drawable = drawable;
+      STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface));
+      dri2_surf->drawable = (uintptr_t) native_surface;
    }
 
    config = dri2_get_dri_config(dri2_conf, type,
@@ -369,7 +372,7 @@ dri2_x11_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *disp,
                                 _EGLConfig *conf, const EGLint *attrib_list)
 {
    return dri2_x11_create_surface(drv, disp, EGL_PBUFFER_BIT, conf,
-                                  XCB_WINDOW_NONE, attrib_list);
+                                  NULL, attrib_list);
 }
 
 static EGLBoolean
@@ -392,6 +395,7 @@ dri2_x11_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
    if (surf->Type == EGL_PBUFFER_BIT)
       xcb_free_pixmap (dri2_dpy->conn, dri2_surf->drawable);
 
+   dri2_fini_surface(surf);
    free(surf);
 
    return EGL_TRUE;
@@ -412,15 +416,14 @@ dri2_query_surface(_EGLDriver *drv, _EGLDisplay *dpy,
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
-   int x, y, w = -1, h = -1;
+   int x, y, w, h;
 
    __DRIdrawable *drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
 
    switch (attribute) {
    case EGL_WIDTH:
    case EGL_HEIGHT:
-      swrastGetDrawableInfo(drawable, &x, &y, &w, &h, dri2_surf);
-      if (w != -1 && h != -1) {
+      if (x11_get_drawable_info(drawable, &x, &y, &w, &h, dri2_surf)) {
          surf->Width = w;
          surf->Height = h;
       }
@@ -1127,8 +1130,7 @@ static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl = {
    .create_pixmap_surface = dri2_x11_create_pixmap_surface,
    .create_pbuffer_surface = dri2_x11_create_pbuffer_surface,
    .destroy_surface = dri2_x11_destroy_surface,
-   .create_image = dri2_fallback_create_image_khr,
-   .swap_interval = dri2_fallback_swap_interval,
+   .create_image = dri2_create_image_khr,
    .swap_buffers = dri2_x11_swap_buffers,
    .set_damage_region = dri2_fallback_set_damage_region,
    .swap_buffers_region = dri2_fallback_swap_buffers_region,
@@ -1172,6 +1174,7 @@ static const __DRIswrastLoaderExtension swrast_loader_extension = {
 
 static const __DRIextension *swrast_loader_extensions[] = {
    &swrast_loader_extension.base,
+   &image_lookup_extension.base,
    NULL,
 };
 
@@ -1261,9 +1264,9 @@ dri2_initialize_x11_swrast(_EGLDriver *drv, _EGLDisplay *disp)
 }
 
 static void
-dri2_x11_setup_swap_interval(struct dri2_egl_display *dri2_dpy)
+dri2_x11_setup_swap_interval(_EGLDisplay *disp)
 {
-   GLint vblank_mode = DRI_CONF_VBLANK_DEF_INTERVAL_1;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    int arbitrary_max_interval = 1000;
 
    /* default behavior for no SwapBuffers support: no vblank syncing
@@ -1271,39 +1274,15 @@ dri2_x11_setup_swap_interval(struct dri2_egl_display *dri2_dpy)
     */
    dri2_dpy->min_swap_interval = 0;
    dri2_dpy->max_swap_interval = 0;
+   dri2_dpy->default_swap_interval = 0;
 
    if (!dri2_dpy->swap_available)
       return;
 
    /* If we do have swapbuffers, then we can support pretty much any swap
-    * interval, but we allow driconf to override applications.
+    * interval.
     */
-   if (dri2_dpy->config)
-      dri2_dpy->config->configQueryi(dri2_dpy->dri_screen,
-                                     "vblank_mode", &vblank_mode);
-   switch (vblank_mode) {
-   case DRI_CONF_VBLANK_NEVER:
-      dri2_dpy->min_swap_interval = 0;
-      dri2_dpy->max_swap_interval = 0;
-      dri2_dpy->default_swap_interval = 0;
-      break;
-   case DRI_CONF_VBLANK_ALWAYS_SYNC:
-      dri2_dpy->min_swap_interval = 1;
-      dri2_dpy->max_swap_interval = arbitrary_max_interval;
-      dri2_dpy->default_swap_interval = 1;
-      break;
-   case DRI_CONF_VBLANK_DEF_INTERVAL_0:
-      dri2_dpy->min_swap_interval = 0;
-      dri2_dpy->max_swap_interval = arbitrary_max_interval;
-      dri2_dpy->default_swap_interval = 0;
-      break;
-   default:
-   case DRI_CONF_VBLANK_DEF_INTERVAL_1:
-      dri2_dpy->min_swap_interval = 0;
-      dri2_dpy->max_swap_interval = arbitrary_max_interval;
-      dri2_dpy->default_swap_interval = 1;
-      break;
-   }
+   dri2_setup_swap_interval(disp, arbitrary_max_interval);
 }
 
 #ifdef HAVE_DRI3
@@ -1312,6 +1291,7 @@ static const __DRIextension *dri3_image_loader_extensions[] = {
    &dri3_image_loader_extension.base,
    &image_lookup_extension.base,
    &use_invalidate.base,
+   &background_callable_extension.base,
    NULL,
 };
 
@@ -1347,7 +1327,7 @@ dri2_initialize_x11_dri3(_EGLDriver *drv, _EGLDisplay *disp)
 
    dri2_setup_screen(disp);
 
-   dri2_x11_setup_swap_interval(dri2_dpy);
+   dri2_x11_setup_swap_interval(disp);
 
    if (!dri2_dpy->is_different_gpu)
       disp->Extensions.KHR_image_pixmap = EGL_TRUE;
@@ -1408,6 +1388,7 @@ static const __DRIextension *dri2_loader_extensions_old[] = {
 static const __DRIextension *dri2_loader_extensions[] = {
    &dri2_loader_extension.base,
    &image_lookup_extension.base,
+   &use_invalidate.base,
    &background_callable_extension.base,
    NULL,
 };
@@ -1447,7 +1428,7 @@ dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp)
 
    dri2_setup_screen(disp);
 
-   dri2_x11_setup_swap_interval(dri2_dpy);
+   dri2_x11_setup_swap_interval(disp);
 
    disp->Extensions.KHR_image_pixmap = EGL_TRUE;
    disp->Extensions.NOK_swap_region = EGL_TRUE;
@@ -1479,9 +1460,9 @@ dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp)
 {
    EGLBoolean initialized = EGL_FALSE;
 
-   if (!getenv("LIBGL_ALWAYS_SOFTWARE")) {
+   if (!disp->Options.UseFallback) {
 #ifdef HAVE_DRI3
-      if (!getenv("LIBGL_DRI3_DISABLE"))
+      if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
          initialized = dri2_initialize_x11_dri3(drv, disp);
 #endif