From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Thu, 8 May 2008 23:11:05 +0000 (-0600)
Subject: gallium: no-op st_Bitmap() if width or height is zero
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=29d9f6b0d263b6ea2f89ea955d53d2671d9a6e43;p=mesa.git

gallium: no-op st_Bitmap() if width or height is zero
---

diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index f816e591042..56ca171a628 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -673,6 +673,9 @@ st_Bitmap(GLcontext *ctx, GLint x, GLint y, GLsizei width, GLsizei height,
    struct st_context *st = ctx->st;
    struct pipe_texture *pt;
 
+   if (width == 0 || height == 0)
+      return;
+
    st_validate_state(st);
 
    if (!st->bitmap.vs) {