From: Brian <brian.paul@tungstengraphics.com>
Date: Sat, 20 Oct 2007 21:21:02 +0000 (-0600)
Subject: flush the pipe before accum ops
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bb3d61551c8bb3fc60ca48bd2394d4ba7ba004d2;p=mesa.git

flush the pipe before accum ops
---

diff --git a/src/mesa/state_tracker/st_cb_accum.c b/src/mesa/state_tracker/st_cb_accum.c
index 192bdbab63f..ddf9dc2adff 100644
--- a/src/mesa/state_tracker/st_cb_accum.c
+++ b/src/mesa/state_tracker/st_cb_accum.c
@@ -241,6 +241,9 @@ st_Accum(GLcontext *ctx, GLenum op, GLfloat value)
    const GLint width = ctx->DrawBuffer->_Xmax - xpos;
    const GLint height = ctx->DrawBuffer->_Ymax - ypos;
 
+   /* make sure color bufs aren't cached */
+   pipe->flush(pipe, 0);
+
    switch (op) {
    case GL_ADD:
       if (value != 0.0F) {