From eadc2f35dd1b9bdac0f2ae5f83510c46047c6f3a Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@zdoom.fake>
Date: Fri, 19 Aug 2016 00:21:17 +0200
Subject: [PATCH] - fixed: The crossfade wipe must use its own alpha for the
 second layer, not the one from the vertex buffer.

---
 src/gl/system/gl_wipe.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gl/system/gl_wipe.cpp b/src/gl/system/gl_wipe.cpp
index c6c09b551..4f701265e 100644
--- a/src/gl/system/gl_wipe.cpp
+++ b/src/gl/system/gl_wipe.cpp
@@ -347,6 +347,7 @@ bool OpenGLFrameBuffer::Wiper_Crossfade::Run(int ticks, OpenGLFrameBuffer *fb)
 	gl_RenderState.SetColorAlpha(0xffffff, a);
 	gl_RenderState.Apply();
 	fb->wipeendscreen->Bind(0, 0, false);
+	mVertexBuf->EnableColorArray(false);
 	glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
 	gl_RenderState.AlphaFunc(GL_GEQUAL, 0.5f);
 	gl_RenderState.SetTextureMode(TM_MODULATE);