Mesa (master): gallium/svga: added debug code for dumping framebuffer images (disabled)

[Brian Paul]

Module: Mesa
Branch: master
Commit: e40252d4d997ed8040611ebe13a769d0ad9e5582
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e40252d4d997ed8040611ebe13a769d0ad9e5582

Author: Brian Paul <brianp at vmware.com>
Date:   Mon Jan 31 14:41:36 2011 -0700

gallium/svga: added debug code for dumping framebuffer images (disabled)

---

 src/gallium/drivers/svga/svga_pipe_flush.c |   23 +++++++++++++++++++++++
 1 files changed, 23 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/svga/svga_pipe_flush.c b/src/gallium/drivers/svga/svga_pipe_flush.c
index ab243aa..6c69d29 100644
--- a/src/gallium/drivers/svga/svga_pipe_flush.c
+++ b/src/gallium/drivers/svga/svga_pipe_flush.c
@@ -24,6 +24,7 @@
  **********************************************************/
 
 #include "pipe/p_defines.h"
+#include "util/u_string.h"
 #include "svga_screen.h"
 #include "svga_surface.h"
 #include "svga_context.h"
@@ -56,6 +57,28 @@ static void svga_flush( struct pipe_context *pipe,
 
    SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "%s flags %x fence_ptr %p\n",
             __FUNCTION__, flags, fence ? *fence : 0x0);
+
+   /* Enable to dump BMPs of the color/depth buffers each frame */
+   if (0) {
+      if (flags & PIPE_FLUSH_FRAME) {
+         struct pipe_framebuffer_state *fb = &svga->curr.framebuffer;
+         static unsigned frame_no = 1;
+         char filename[256];
+         unsigned i;
+
+         for (i = 0; i < fb->nr_cbufs; i++) {
+            util_snprintf(filename, sizeof(filename), "cbuf%u_%04u", i, frame_no);
+            debug_dump_surface_bmp(&svga->pipe, filename, fb->cbufs[i]);
+         }
+
+         if (0 && fb->zsbuf) {
+            util_snprintf(filename, sizeof(filename), "zsbuf_%04u", frame_no);
+            debug_dump_surface_bmp(&svga->pipe, filename, fb->zsbuf);
+         }
+
+         ++frame_no;
+      }
+   }
 }