all repos — mgba @ b6ddf8fd0081a9dc9b5b491f4ef573faf0779cad

mGBA Game Boy Advance Emulator

GBA RR: Fix VBM handling of lag frames
Jeffrey Pfau jeffrey@endrift.com
Tue, 24 Mar 2015 22:26:37 -0700
commit

b6ddf8fd0081a9dc9b5b491f4ef573faf0779cad

parent

3d8cfda57d900bc744571944533301f9ce83ae59

1 files changed, 7 insertions(+), 1 deletions(-)

jump to
M src/gba/rr/vbm.c → src/gba/rr/vbm.c 
@@ -94,7 +94,12 @@ return false;
 }
 
 void GBAVBMNextFrame(struct GBARRContext* rr) {
-	UNUSED(rr);
+	if (!rr->isPlaying(rr)) {
+		return;
+	}
+
+	struct GBAVBMContext* vbm = (struct GBAVBMContext*) rr;
+	vbm->vbmFile->seek(vbm->vbmFile, sizeof(uint16_t), SEEK_CUR);
 }
 
 uint16_t GBAVBMQueryInput(struct GBARRContext* rr) {

@@ -105,6 +110,7 @@
 	struct GBAVBMContext* vbm = (struct GBAVBMContext*) rr;
 	uint16_t input;
 	vbm->vbmFile->read(vbm->vbmFile, &input, sizeof(input));
+	vbm->vbmFile->seek(vbm->vbmFile, -sizeof(input), SEEK_CUR);
 	return input & 0x3FF;
 }