X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fstate_tracker%2Fst_cb_viewport.c;h=8b50350fabba1ebf64d9c17acfb6c1f85df9a292;hb=9037005d6034d6bcbeb508e0f783622e2351b957;hp=049755e45c0b74f20432009682dfb513b9d14921;hpb=0072acd447dc6be652e63752e50215c3105322c8;p=mesa.git

diff --git a/src/mesa/state_tracker/st_cb_viewport.c b/src/mesa/state_tracker/st_cb_viewport.c
index 049755e45c0..8b50350fabb 100644
--- a/src/mesa/state_tracker/st_cb_viewport.c
+++ b/src/mesa/state_tracker/st_cb_viewport.c
@@ -18,7 +18,7 @@
  * 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
@@ -27,27 +27,15 @@
 
 #include "main/glheader.h"
 #include "st_context.h"
+#include "st_cb_fbo.h"
 #include "st_cb_viewport.h"
 
 #include "pipe/p_state.h"
 #include "pipe/p_defines.h"
 #include "util/u_atomic.h"
 
-/**
- * Cast wrapper to convert a struct gl_framebuffer to an st_framebuffer.
- * Return NULL if the struct gl_framebuffer is a user-created framebuffer.
- * We'll only return non-null for window system framebuffers.
- * Note that this function may fail.
- */
-static INLINE struct st_framebuffer *
-st_ws_framebuffer(struct gl_framebuffer *fb)
-{
-   /* FBO cannot be casted.  See st_new_framebuffer */
-   return (struct st_framebuffer *) ((fb && !fb->Name) ? fb : NULL);
-}
 
-static void st_viewport(struct gl_context * ctx, GLint x, GLint y,
-                        GLsizei width, GLsizei height)
+static void st_viewport(struct gl_context *ctx)
 {
    struct st_context *st = ctx->st;
    struct st_framebuffer *stdraw;
@@ -56,13 +44,20 @@ static void st_viewport(struct gl_context * ctx, GLint x, GLint y,
    if (!st->invalidate_on_gl_viewport)
       return;
 
+   /*
+    * Normally we'd want the state tracker manager to mark the drawables
+    * invalid only when needed. This will force the state tracker manager
+    * to revalidate the drawable, rather than just update the context with
+    * the latest cached drawable info.
+    */
+
    stdraw = st_ws_framebuffer(st->ctx->DrawBuffer);
    stread = st_ws_framebuffer(st->ctx->ReadBuffer);
 
    if (stdraw)
-      p_atomic_set(&stdraw->revalidate, TRUE);
+      stdraw->iface_stamp = p_atomic_read(&stdraw->iface->stamp) - 1;
    if (stread && stread != stdraw)
-      p_atomic_set(&stread->revalidate, TRUE);
+      stread->iface_stamp = p_atomic_read(&stread->iface->stamp) - 1;
 }
 
 void st_init_viewport_functions(struct dd_function_table *functions)