From: Luca Barbieri <luca@luca-barbieri.com>
Date: Sun, 18 Apr 2010 12:44:26 +0000 (+0200)
Subject: nvfx: fix fragment program constant updates
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2ac088141a1d150e0468ba5b74a3c8a99ee78124;p=mesa.git

nvfx: fix fragment program constant updates
---

diff --git a/src/gallium/drivers/nvfx/nvfx_fragprog.c b/src/gallium/drivers/nvfx/nvfx_fragprog.c
index aaa30bd60e3..0a4f35ef8e7 100644
--- a/src/gallium/drivers/nvfx/nvfx_fragprog.c
+++ b/src/gallium/drivers/nvfx/nvfx_fragprog.c
@@ -874,7 +874,10 @@ nvfx_fragprog_validate(struct nvfx_context *nvfx)
 		fp->bo_prog_idx = fp->progs_per_bo - 1;
 	}
 
-	if (nvfx->dirty & NVFX_NEW_FRAGCONST)
+	/* we must update constants even on "just" fragprog changes, because
+	   we don't check whether the current constant buffer matches the latest
+	   one bound to this fragment program */
+	if (nvfx->dirty & (NVFX_NEW_FRAGCONST | NVFX_NEW_FRAGPROG))
 		update = TRUE;
 
 	if(update) {