From fd6948da4d5c066ecbb298081ed5a8cb661c9c86 Mon Sep 17 00:00:00 2001
From: Vicki Pfau <vi@endrift.com>
Date: Mon, 20 May 2019 19:16:07 -0700
Subject: [PATCH] GBA Video: OBJWIN sprites cannot be mosaic

---
 src/gba/renderers/gl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gba/renderers/gl.c b/src/gba/renderers/gl.c
index ff77ed4e7..6d7aafd14 100644
--- a/src/gba/renderers/gl.c
+++ b/src/gba/renderers/gl.c
@@ -1342,7 +1342,7 @@ void GBAVideoGLRendererDrawSprite(struct GBAVideoGLRenderer* renderer, struct GB
 		glUniform4f(uniforms[GBA_GL_OBJ_OBJWIN], 0, 0, 0, 0);
 		glDrawBuffers(2, (GLenum[]) { GL_COLOR_ATTACHMENT0, GL_COLOR_ATTACHMENT1 });
 	}
-	if (GBAObjAttributesAIsMosaic(sprite->a)) {
+	if (GBAObjAttributesAIsMosaic(sprite->a) && GBAObjAttributesAGetMode(sprite->a) != OBJ_MODE_OBJWIN) {
 		int mosaicH = GBAMosaicControlGetObjH(renderer->mosaic) + 1;
 		if (GBAObjAttributesBIsHFlip(sprite->b)) {
 			mosaicH = -mosaicH;