From: Brian Paul <brianp@vmware.com>
Date: Tue, 9 Jun 2009 21:07:39 +0000 (-0600)
Subject: i965: added intelFlush() call in intel_get_tex_image()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=19218fe71269d03e1a2e9fcfd0c06a9adb5cb21d;p=mesa.git

i965: added intelFlush() call in intel_get_tex_image()

Fixes the render-to-texture test in progs/tests/getteximage.c
(cherry picked from commit a03b349153660e449daf4f56d750f1caef23b1a5)
---

diff --git a/src/mesa/drivers/dri/intel/intel_tex_image.c b/src/mesa/drivers/dri/intel/intel_tex_image.c
index 66a3b4e492b..5e61e9e95ec 100644
--- a/src/mesa/drivers/dri/intel/intel_tex_image.c
+++ b/src/mesa/drivers/dri/intel/intel_tex_image.c
@@ -637,6 +637,12 @@ intel_get_tex_image(GLcontext * ctx, GLenum target, GLint level,
    struct intel_context *intel = intel_context(ctx);
    struct intel_texture_image *intelImage = intel_texture_image(texImage);
 
+   /* If we're reading from a texture that has been rendered to, need to
+    * make sure rendering is complete.
+    * We could probably predicate this on texObj->_RenderToTexture
+    */
+   intelFlush(ctx);
+
    /* Map */
    if (intelImage->mt) {
       /* Image is stored in hardware format in a buffer managed by the