e_hwc_window: set device state available to true in case transform of client is rectangle

hw plane can support rectangle transform.
tdm backend should decide whether rectangle transform window can be
display by hw plane.

Change-Id: I05be6daba65f811977f617441d656e0a6c0b5b36

diff --git a/src/bin/e_hwc_window.c b/src/bin/e_hwc_window.c
index bcb97286f42eb13c65a95032cf7f56cf5636bd0c..4a4014eb2559c97b1d1ffe5fbf55f6b526d2b429 100644 (file)
--- a/src/bin/e_hwc_window.c
+++ b/src/bin/e_hwc_window.c
@@ -2021,6 +2021,39 @@ e_hwc_window_device_state_available_get(E_Hwc_Window *hwc_window)
    return hwc_window->device_state_available;
 }
 
+static Eina_Bool
+_e_hwc_window_client_transform_device_state_available_get(E_Client *ec)
+{
+   E_Map *map;
+   int x[4], y[4], z[4];
+   int i;
+
+   if (!e_client_transform_core_enable_get(ec))
+     return EINA_TRUE;
+
+   map = e_client_map_get(ec);
+   if (!map) return EINA_TRUE;
+
+   for (i = 0; i < 4; i++)
+     {
+        if (!e_map_point_coord_get(map, i, &x[i], &y[i], &z[i]))
+          return EINA_FALSE;
+     }
+
+   /* check 2D */
+   if ((z[0] != z[1]) || (z[0] != z[2]) || (z[0] != z[3]))
+     return EINA_FALSE;
+
+   /* check rectangle */
+   if ((x[0] != x[3]) || (x[1] != x[2]))
+     return EINA_FALSE;
+
+   if ((y[0] != y[1]) || (y[2] != y[3]))
+     return EINA_FALSE;
+
+   return EINA_TRUE;
+}
+
 // if ec has invalid buffer or scaled( transformed ) or forced composite(never_hwc)
 EINTERN Eina_Bool
 e_hwc_window_device_state_available_update(E_Hwc_Window *hwc_window)
@@ -2034,7 +2067,6 @@ e_hwc_window_device_state_available_update(E_Hwc_Window *hwc_window)
    Eina_Bool available = EINA_TRUE;
    E_Hwc_Window_Restriction restriction = E_HWC_WINDOW_RESTRICTION_NONE;
    E_Desk *desk;
-   int count;
 
    EINA_SAFETY_ON_NULL_RETURN_VAL(hwc_window, EINA_FALSE);
 
@@ -2106,16 +2138,11 @@ e_hwc_window_device_state_available_update(E_Hwc_Window *hwc_window)
         goto finish;
      }
 
-   if (e_client_transform_core_enable_get(ec))
+   if (!_e_hwc_window_client_transform_device_state_available_get(ec))
      {
-        /* allow device if ec has only transform of base_output_resolution */
-        count = e_client_transform_core_transform_count_get(ec);
-        if ((!ec->base_output_resolution.transform) || (count > 1))
-          {
-             restriction = E_HWC_WINDOW_RESTRICTION_TRANSFORM;
-             available = EINA_FALSE;
-             goto finish;
-          }
+        restriction = E_HWC_WINDOW_RESTRICTION_TRANSFORM;
+        available = EINA_FALSE;
+        goto finish;
      }
 
    switch (cdata->buffer_ref.buffer->type)