From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Tue, 15 Dec 2015 23:31:40 +0000 (+0100)
Subject: Switch to memory barriers, now that Mesa 11.1 has them (ATI always had problems with... 
X-Git-Tag: 1.0.0~82
X-Git-Url: https://git.sesse.net/?p=nageru;a=commitdiff_plain;h=ab30e757e8a5f39acae77e833e168d732ae37073

Switch to memory barriers, now that Mesa 11.1 has them (ATI always had problems with flushing).
---

diff --git a/mixer.cpp b/mixer.cpp
index 384047a..f28ea37 100644
--- a/mixer.cpp
+++ b/mixer.cpp
@@ -388,10 +388,8 @@ void Mixer::bm_frame(unsigned card_index, uint16_t timecode,
 		check_error();
 		glBindBuffer(GL_PIXEL_UNPACK_BUFFER_ARB, pbo);
 		check_error();
-		glFlushMappedBufferRange(GL_PIXEL_UNPACK_BUFFER, 0, video_frame.size);
+		glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
 		check_error();
-		//glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
-		//check_error();
 
 		glBindTexture(GL_TEXTURE_2D, userdata->tex_cbcr[field]);
 		check_error();