From 5da6bc645029d211cfc64596c3e5377a3e76f981 Mon Sep 17 00:00:00 2001
From: yvt <i@yvt.jp>
Date: Fri, 23 Aug 2013 15:10:49 +0900
Subject: [PATCH] SRGB

---
 ChangeLog                   |  3 +++
 Sources/Draw/GLRenderer.cpp | 11 ++++++++++-
 Sources/Draw/IGLDevice.h    |  1 +
 Sources/Gui/SDLGLDevice.cpp |  1 +
 4 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 2e8d9691..e64634fb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -42,5 +42,8 @@
 	* FXAA
 	* GUI fix
 
+2013-08-23 yvt <i@yvt.jp>
+
+	* Support SRGB
 
 
diff --git a/Sources/Draw/GLRenderer.cpp b/Sources/Draw/GLRenderer.cpp
index 157d866e..f2eb63de 100644
--- a/Sources/Draw/GLRenderer.cpp
+++ b/Sources/Draw/GLRenderer.cpp
@@ -52,6 +52,7 @@ SPADES_SETTING(r_optimizedVoxelModel, "1");
 SPADES_SETTING(r_radiosity, "0");
 SPADES_SETTING(r_fogShadow, "0");
 SPADES_SETTING(r_fxaa, "1");
+SPADES_SETTING(r_srgb, "1");
 
 
 namespace spades {
@@ -319,7 +320,8 @@ namespace spades {
 			device->Enable(IGLDevice::DepthTest, true);
 			device->Enable(IGLDevice::Texture2D, true);
 			
-			
+			if(r_srgb)
+				device->Enable(IGLDevice::FramebufferSRGB, false);
 			
 		}
 		
@@ -489,6 +491,9 @@ namespace spades {
 			
 			device->Enable(IGLDevice::Blend, true);
 			
+			if(r_srgb)
+				device->Enable(IGLDevice::FramebufferSRGB, true);
+			
 			device->DepthMask(false);
 			if(!r_softParticles){ // softparticle is a part of postprocess
 				device->BlendFunc(IGLDevice::One,
@@ -536,6 +541,10 @@ namespace spades {
 			if(r_fxaa)
 				handle = GLFXAAFilter(this).Filter(handle);
 			
+			
+			if(r_srgb)
+				device->Enable(IGLDevice::FramebufferSRGB, false);
+			
 			// copy buffer to WM given framebuffer
 			device->BindFramebuffer(IGLDevice::Framebuffer, 0);
 			device->Enable(IGLDevice::Blend, false);
diff --git a/Sources/Draw/IGLDevice.h b/Sources/Draw/IGLDevice.h
index 08e16d94..1b76ecc4 100644
--- a/Sources/Draw/IGLDevice.h
+++ b/Sources/Draw/IGLDevice.h
@@ -35,6 +35,7 @@ namespace spades {
 				CullFace,
 				Blend,
 				Multisample,
+				FramebufferSRGB,
 				
 				// Parameters
 				FramebufferBinding,
diff --git a/Sources/Gui/SDLGLDevice.cpp b/Sources/Gui/SDLGLDevice.cpp
index 10598601..b42d19b4 100644
--- a/Sources/Gui/SDLGLDevice.cpp
+++ b/Sources/Gui/SDLGLDevice.cpp
@@ -133,6 +133,7 @@ namespace spades {
 				case Blend: type = GL_BLEND; break;
 				case Texture2D: type = GL_TEXTURE_2D; break;
 				case Multisample: type = GL_MULTISAMPLE; break;
+				case FramebufferSRGB: type = GL_FRAMEBUFFER_SRGB; break;
 				default: SPInvalidEnum("state", state);
 			}
 			if(b)