Mesa (7.11): drisw: Fix 24bpp software rendering, take 2

Brian Paul brianp at kemper.freedesktop.org
Tue Aug 2 09:40:02 PDT 2011


Module: Mesa
Branch: 7.11
Commit: 4258e9b3a5eeaa90f2a0485576d7d17d6d8e4d6f
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4258e9b3a5eeaa90f2a0485576d7d17d6d8e4d6f

Author: Marc Pignat <marc at pignat.org>
Date:   Tue Jun 28 15:21:58 2011 +0200

drisw: Fix 24bpp software rendering, take 2

This patch add the support for 24bpp in the dri/swrast implementation.
See http://bugs.freedesktop.org/show_bug.cgi?id=23525

Signed-off-by: Marc Pignat <marc at pignat.org>
Signed-off-by: Brian Paul <brianp at vmware.com>
(cherry picked from commit cfec000e7514342fd51859906e173ba2d474a55c)

---

 src/glx/drisw_glx.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/src/glx/drisw_glx.c b/src/glx/drisw_glx.c
index 07d4955..a57b327 100644
--- a/src/glx/drisw_glx.c
+++ b/src/glx/drisw_glx.c
@@ -100,6 +100,13 @@ XCreateDrawable(struct drisw_drawable * pdp,
                               32,                     /* bitmap_pad */
                               0);                     /* bytes_per_line */
 
+  /**
+   * swrast does not handle 24-bit depth with 24 bpp, so let X do the
+   * the conversion for us.
+   */
+  if (pdp->ximage->bits_per_pixel == 24)
+     pdp->ximage->bits_per_pixel = 32;
+
    return True;
 }
 



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