From: twinaphex <autechre1024@hotmail.com>
Date: Tue, 4 Dec 2012 13:36:01 +0000 (+0100)
Subject: libretro: call video_cb on every frame
X-Git-Tag: r18~49^2~5
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=commitdiff_plain;h=bcbe4aa4b45d8d37a6a3f1d80b4da1f3beb2be16

libretro: call video_cb on every frame

We need to do video_cb in retro_run every frame instead of
just once every time the video callback is called - otherwise
we will get very bad/skippy framerates.
Performance is much improved now in nearly all games.
---

diff --git a/frontend/libretro.c b/frontend/libretro.c
index 49e346b5..e5058045 100644
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -62,6 +62,9 @@ static void convert(void *buf, size_t bytes)
 }
 #endif
 
+static unsigned game_width;
+static unsigned game_height;
+
 static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
 {
 	unsigned short *dest = vout_buf;
@@ -94,8 +97,8 @@ out:
 #ifndef FRONTEND_SUPPORTS_RGB565
    convert(vout_buf, w * h * 2);
 #endif
-	video_cb(vout_buf, w, h, w * 2);
-	pl_rearmed_cbs.flip_cnt++;
+   game_width = w;
+   game_height = h;
 }
 
 static void vout_close(void)
@@ -353,6 +356,8 @@ void retro_run(void)
 	psxCpu->Execute();
 
 	samples_to_send += 44100 / 60;
+	video_cb(vout_buf, game_width, game_height, game_width * 2);
+	pl_rearmed_cbs.flip_cnt++;
 }
 
 void retro_init(void)