diff --git a/plugins/GSdx/GSDeviceOGL.h b/plugins/GSdx/GSDeviceOGL.h
index 88b7a25231..64f42e9f80 100644
--- a/plugins/GSdx/GSDeviceOGL.h
+++ b/plugins/GSdx/GSDeviceOGL.h
@@ -619,7 +619,7 @@ class GSDeviceOGL : public GSDevice
 	GLuint CreateSampler(bool bilinear, bool tau, bool tav);
 	GLuint CreateSampler(PSSamplerSelector sel);
 	GSDepthStencilOGL* CreateDepthStencil(OMDepthStencilSelector dssel);
-	GSBlendStateOGL* CreateBlend(OMBlendSelector bsel, uint8 afix);
+	GSBlendStateOGL* CreateBlend(OMBlendSelector bsel, float afix);
 
 
 	void SetupIA(const void* vertex, int vertex_count, const uint32* index, int index_count, int prim);
@@ -628,7 +628,7 @@ class GSDeviceOGL : public GSDevice
 	void SetupPS(PSSelector sel);
 	void SetupCB(const VSConstantBuffer* vs_cb, const PSConstantBuffer* ps_cb);
 	void SetupSampler(PSSamplerSelector ssel);
-	void SetupOM(OMDepthStencilSelector dssel, OMBlendSelector bsel, uint8 afix, bool sw_blending =  false);
+	void SetupOM(OMDepthStencilSelector dssel, OMBlendSelector bsel, float afix, bool sw_blending =  false);
 	GLuint GetSamplerID(PSSamplerSelector ssel);
 	GLuint GetPaletteSamplerID();
 
diff --git a/plugins/GSdx/GSRendererOGL.cpp b/plugins/GSdx/GSRendererOGL.cpp
index 1d1bf27721..42b5f4261f 100644
--- a/plugins/GSdx/GSRendererOGL.cpp
+++ b/plugins/GSdx/GSRendererOGL.cpp
@@ -252,16 +252,19 @@ void GSRendererOGL::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Sour
 	// Format of the output
 	ps_sel.dfmt = GSLocalMemory::m_psm[context->FRAME.PSM].fmt;
 
+	GIFRegALPHA ALPHA = context->ALPHA;
+	float afix = (float)context->ALPHA.FIX / 0x80;
+
 	// Blend
 
 	if (!IsOpaque())
 	{
 		om_bsel.abe = PRIM->ABE || PRIM->AA1 && m_vt.m_primclass == GS_LINE_CLASS;
 
-		om_bsel.a = context->ALPHA.A;
-		om_bsel.b = context->ALPHA.B;
-		om_bsel.c = context->ALPHA.C;
-		om_bsel.d = context->ALPHA.D;
+		om_bsel.a = ALPHA.A;
+		om_bsel.b = ALPHA.B;
+		om_bsel.c = ALPHA.C;
+		om_bsel.d = ALPHA.D;
 
 		if (env.PABE.PABE)
 		{
@@ -439,25 +442,25 @@ void GSRendererOGL::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Sour
 
 	bool colclip_wrap = env.COLCLAMP.CLAMP == 0 && !tex && PRIM->PRIM != GS_POINTLIST && !m_accurate_colclip;
 	bool acc_colclip_wrap = env.COLCLAMP.CLAMP == 0 && m_accurate_colclip;
-	if (context->ALPHA.A == context->ALPHA.B) { // Optimize-away colclip
+	if (ALPHA.A == ALPHA.B) { // Optimize-away colclip
 		// No addition neither substraction so no risk of overflow the [0:255] range.
 		colclip_wrap = false;
 		acc_colclip_wrap = false;
 #ifdef ENABLE_OGL_DEBUG
 		if (colclip_wrap || acc_colclip_wrap) {
 			const char *col[3] = {"Cs", "Cd", "0"};
-			GL_INS("COLCLIP: DISABLED: blending is a plain copy of %s", col[context->ALPHA.D]);
+			GL_INS("COLCLIP: DISABLED: blending is a plain copy of %s", col[ALPHA.D]);
 		}
 #endif
 	}
 	if (colclip_wrap) {
 		ps_sel.colclip = 1;
-		GL_INS("COLCLIP ENABLED (blending is %d/%d/%d/%d)", context->ALPHA.A, context->ALPHA.B, context->ALPHA.C, context->ALPHA.D);
+		GL_INS("COLCLIP ENABLED (blending is %d/%d/%d/%d)", ALPHA.A, ALPHA.B, ALPHA.C, ALPHA.D);
 	} else if (acc_colclip_wrap) {
-			ps_sel.colclip = 3;
-			GL_INS("COLCLIP SW ENABLED (blending is %d/%d/%d/%d)", context->ALPHA.A, context->ALPHA.B, context->ALPHA.C, context->ALPHA.D);
-	} else if (env.COLCLAMP.CLAMP == 0 && (context->ALPHA.A != context->ALPHA.B)) {
-			GL_INS("COLCLIP NOT SUPPORTED (blending is %d/%d/%d/%d)", context->ALPHA.A, context->ALPHA.B, context->ALPHA.C, context->ALPHA.D);
+		ps_sel.colclip = 3;
+		GL_INS("COLCLIP SW ENABLED (blending is %d/%d/%d/%d)", ALPHA.A, ALPHA.B, ALPHA.C, ALPHA.D);
+	} else if (env.COLCLAMP.CLAMP == 0 && (ALPHA.A != ALPHA.B)) {
+		GL_INS("COLCLIP NOT SUPPORTED (blending is %d/%d/%d/%d)", ALPHA.A, ALPHA.B, ALPHA.C, ALPHA.D);
 	}
 
 	ps_sel.fba = context->FBA.FBA;
@@ -613,8 +616,8 @@ void GSRendererOGL::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Sour
 		dev->PSSetShaderResource(3, rt);
 
 		// Require the fix alpha vlaue
-		if (context->ALPHA.C == 2) {
-			ps_cb.AlphaCoeff = GSVector4((float)(int)context->ALPHA.FIX / 0x80);
+		if (ALPHA.C == 2) {
+			ps_cb.AlphaCoeff = GSVector4(afix);
 		}
 
 		// No need to flush for every primitive
@@ -632,7 +635,6 @@ void GSRendererOGL::DrawPrims(GSTexture* rt, GSTexture* ds, GSTextureCache::Sour
 	dev->SetupPS(ps_sel);
 
 	// rs
-	uint8 afix = context->ALPHA.FIX;
 
 	GSVector4i scissor = GSVector4i(GSVector4(rtscale).xyxy() * context->scissor.in).rintersect(GSVector4i(rtsize).zwxy());
 
diff --git a/plugins/GSdx/GSTextureFXOGL.cpp b/plugins/GSdx/GSTextureFXOGL.cpp
index 4f0fb08247..7e3ddb09a7 100644
--- a/plugins/GSdx/GSTextureFXOGL.cpp
+++ b/plugins/GSdx/GSTextureFXOGL.cpp
@@ -100,7 +100,7 @@ GSDepthStencilOGL* GSDeviceOGL::CreateDepthStencil(OMDepthStencilSelector dssel)
 	return dss;
 }
 
-GSBlendStateOGL* GSDeviceOGL::CreateBlend(OMBlendSelector bsel, uint8 afix)
+GSBlendStateOGL* GSDeviceOGL::CreateBlend(OMBlendSelector bsel, float afix)
 {
 	GSBlendStateOGL* bs = new GSBlendStateOGL();
 
@@ -119,7 +119,7 @@ GSBlendStateOGL* GSDeviceOGL::CreateBlend(OMBlendSelector bsel, uint8 afix)
 					bs->SetRGB(m_blendMapD3D9[i].op, m_blendMapD3D9[i].src, GL_ONE);
 			}
 
-			const string afixstr = format("%d >> 7", afix);
+			const string afixstr = format("%f", afix);
 			const char *col[3] = {"Cs", "Cd", "0"};
 			const char *alpha[3] = {"As", "Ad", afixstr.c_str()};
 			fprintf(stderr, "Impossible blend for D3D: (%s - %s) * %s + %s\n", col[bsel.a], col[bsel.b], alpha[bsel.c], col[bsel.d]);
@@ -235,7 +235,7 @@ GLuint GSDeviceOGL::GetPaletteSamplerID()
 	return m_palette_ss;
 }
 
-void GSDeviceOGL::SetupOM(OMDepthStencilSelector dssel, OMBlendSelector bsel, uint8 afix, bool sw_blending)
+void GSDeviceOGL::SetupOM(OMDepthStencilSelector dssel, OMBlendSelector bsel, float afix, bool sw_blending)
 {
 	GSDepthStencilOGL* dss = m_om_dss[dssel];
 
@@ -267,5 +267,5 @@ void GSDeviceOGL::SetupOM(OMDepthStencilSelector dssel, OMBlendSelector bsel, ui
 	// *************************************************************
 	// Dynamic
 	// *************************************************************
-	OMSetBlendState(bs, (float)(int)afix / 0x80);
+	OMSetBlendState(bs, afix);
 }