From: Brian <brian.paul@tungstengraphics.com>
Date: Thu, 18 Oct 2007 20:30:03 +0000 (-0600)
Subject: fix off-by-one error in CopyPixels src position
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=874b6b9960ee3778182cf331f6faf59d477eb214;p=mesa.git

fix off-by-one error in CopyPixels src position
---

diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index e4eaed1643a..b88b96e3b2f 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -1216,7 +1216,7 @@ st_CopyPixels(GLcontext *ctx, GLint srcx, GLint srcy,
       return;
 
    if (st_fb_orientation(ctx->DrawBuffer) == Y_0_TOP) {
-      srcy = ctx->DrawBuffer->Height - srcy - height - 1;
+      srcy = ctx->DrawBuffer->Height - srcy - height;
    }
 
    /* copy source framebuffer region into mipmap/texture */