intel: Add function intel_renderbuffer_set_hiz_region()

It's the analog of intel_renderbuffer_set_region(), but for the hiz region
of course.

CC: Ian Romanick <idr@freedesktop.org>
CC: Kristian Høgsberg <krh@bitplanet.net>
Acked-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Chad Versace <chad@chad-versace.us>

diff --git a/src/mesa/drivers/dri/intel/intel_fbo.c b/src/mesa/drivers/dri/intel/intel_fbo.c
index 7434e0efff6ddde488b2648a17056d5cc555687f..83f622d437e363f597cd50771e4e751f986bebbe 100644 (file)
--- a/src/mesa/drivers/dri/intel/intel_fbo.c
+++ b/src/mesa/drivers/dri/intel/intel_fbo.c
@@ -321,6 +321,18 @@ intel_renderbuffer_set_region(struct intel_context *intel,
 }
 
 
+void
+intel_renderbuffer_set_hiz_region(struct intel_context *intel,
+                                 struct intel_renderbuffer *rb,
+                                 struct intel_region *region)
+{
+   struct intel_region *old = rb->hiz_region;
+   rb->hiz_region = NULL;
+   intel_region_reference(&rb->hiz_region, region);
+   intel_region_release(&old);
+}
+
+
 /**
  * Create a new intel_renderbuffer which corresponds to an on-screen window,
  * not a user-created renderbuffer.

diff --git a/src/mesa/drivers/dri/intel/intel_fbo.h b/src/mesa/drivers/dri/intel/intel_fbo.h
index 212dd9aadc8eb1941e2e95e7a60d27fa251f92f5..e9929b095ff5ec3a2f41f36a1463c5be27ca01e6 100644 (file)
--- a/src/mesa/drivers/dri/intel/intel_fbo.h
+++ b/src/mesa/drivers/dri/intel/intel_fbo.h
@@ -113,6 +113,11 @@ intel_renderbuffer_set_region(struct intel_context *intel,
                              struct intel_renderbuffer *irb,
                              struct intel_region *region);
 
+extern void
+intel_renderbuffer_set_hiz_region(struct intel_context *intel,
+                                 struct intel_renderbuffer *rb,
+                                 struct intel_region *region);
+
 
 extern struct intel_renderbuffer *
 intel_create_renderbuffer(gl_format format);