From 5fbc190c80103537fb6b433f0fa719f9c0fbc89d Mon Sep 17 00:00:00 2001
From: elisha464 <elisha464@gmail.com>
Date: Wed, 26 Feb 2014 23:24:57 +0200
Subject: [PATCH 1/3] fixed flipped colors on some homebrews

---
 rpcs3/Emu/GS/GL/GLGSRender.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/rpcs3/Emu/GS/GL/GLGSRender.cpp b/rpcs3/Emu/GS/GL/GLGSRender.cpp
index 442942f881..880b8a5eb5 100644
--- a/rpcs3/Emu/GS/GL/GLGSRender.cpp
+++ b/rpcs3/Emu/GS/GL/GLGSRender.cpp
@@ -1115,9 +1115,11 @@ void GLGSRender::Flip()
 	static u8* src_buffer = nullptr;
 	static u32 width = 0;
 	static u32 height = 0;
+	GLenum format = GL_RGBA;
 
 	if(m_read_buffer)
 	{
+		format = GL_BGRA;
 		gcmBuffer* buffers = (gcmBuffer*)Memory.GetMemFromAddr(m_gcm_buffers_addr);
 		u32 addr = GetAddress(re(buffers[m_gcm_current_buffer].offset), CELL_GCM_LOCATION_LOCAL);
 
@@ -1134,6 +1136,7 @@ void GLGSRender::Flip()
 	}
 	else if(m_fbo.IsCreated())
 	{
+		format = GL_RGBA;
 		static Array<u8> pixels;
 		pixels.SetCount(RSXThread::m_width * RSXThread::m_height * 4);
 		m_fbo.Bind(GL_READ_FRAMEBUFFER);
@@ -1150,7 +1153,7 @@ void GLGSRender::Flip()
 	{
 		glActiveTexture(GL_TEXTURE0);
 		glBindTexture(GL_TEXTURE_2D, g_flip_tex);
-		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, src_buffer);
+		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, format, GL_UNSIGNED_INT_8_8_8_8, src_buffer);
 		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 

From d0300e5f43c183bbdb446ed893581fbb850b306c Mon Sep 17 00:00:00 2001
From: elisha464 <elisha464@gmail.com>
Date: Thu, 27 Feb 2014 19:47:08 +0200
Subject: [PATCH 2/3] fix alpha test

---
 rpcs3/Emu/GS/GL/GLGSRender.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rpcs3/Emu/GS/GL/GLGSRender.cpp b/rpcs3/Emu/GS/GL/GLGSRender.cpp
index 880b8a5eb5..f940a4edf3 100644
--- a/rpcs3/Emu/GS/GL/GLGSRender.cpp
+++ b/rpcs3/Emu/GS/GL/GLGSRender.cpp
@@ -1013,7 +1013,7 @@ void GLGSRender::ExecCMD()
 
 	if(m_set_alpha_func && m_set_alpha_ref)
 	{
-		glAlphaFunc(m_alpha_func, m_alpha_ref);
+		glAlphaFunc(m_alpha_func, m_alpha_ref/255.0f);
 		checkForGlError("glAlphaFunc");
 	}
 

From 1ab5bc40a0989720c6c045d525e064c85ea4d887 Mon Sep 17 00:00:00 2001
From: elisha464 <elisha464@gmail.com>
Date: Fri, 28 Feb 2014 11:19:56 +0200
Subject: [PATCH 3/3] fixed colors on scogger

---
 rpcs3/Emu/GS/GL/GLGSRender.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rpcs3/Emu/GS/GL/GLGSRender.cpp b/rpcs3/Emu/GS/GL/GLGSRender.cpp
index f940a4edf3..9e1b4a6fd0 100644
--- a/rpcs3/Emu/GS/GL/GLGSRender.cpp
+++ b/rpcs3/Emu/GS/GL/GLGSRender.cpp
@@ -1154,6 +1154,7 @@ void GLGSRender::Flip()
 		glActiveTexture(GL_TEXTURE0);
 		glBindTexture(GL_TEXTURE_2D, g_flip_tex);
 		glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, format, GL_UNSIGNED_INT_8_8_8_8, src_buffer);
+		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_A, GL_ONE);
 		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);