Big UberShader update

-Added GRAPHICS_MAX_LIGHTPERPASS macro
-Added glGetActiveUniform OpenGL function
-Added (Uber)ShaderLibrary
-Added (Uber)ShaderName parameter to models
-Changed uniform system
-Fixed Node copying
-Moved Material class to Graphics module
-Optimized lights
-Remade Shader class
-Renamed Node::Invalidate to Node::InvalidateNode
-Renamed ShaderProgram to Shader


Former-commit-id: 15f0cad52969e91a2442e7d750ba2dc412f3549d

src/Nazara/Graphics/Loaders/Mesh/Loader.cpp

@@ -3,8 +3,8 @@
 // For conditions of distribution and use, see copyright notice in Config.hpp
 
 #include <Nazara/Graphics/Loaders/Mesh.hpp>
+#include <Nazara/Graphics/Material.hpp>
 #include <Nazara/Graphics/Model.hpp>
-#include <Nazara/Renderer/Material.hpp>
 #include <Nazara/Utility/Mesh.hpp>
 #include <memory>
 #include <Nazara/Graphics/Debug.hpp>
@@ -63,8 +63,11 @@ namespace
 				{
 					std::unique_ptr<NzMaterial> material(new NzMaterial);
 					material->SetPersistent(false);
+
 					if (material->LoadFromFile(mat, parameters.material))
 					{
+						material->SetShader(parameters.shaderName);
+
 						model->SetMaterial(i, material.get());
 						material.release();
 					}

src/Nazara/Graphics/Loaders/OBJ/Loader.cpp

@@ -3,10 +3,10 @@
 // For conditions of distribution and use, see copyright notice in Config.hpp
 
 #include <Nazara/Graphics/Loaders/OBJ.hpp>
+#include <Nazara/Graphics/Material.hpp>
+#include <Nazara/Graphics/Model.hpp>
 #include <Nazara/Graphics/Loaders/OBJ/MTLParser.hpp>
 #include <Nazara/Graphics/Loaders/OBJ/OBJParser.hpp>
-#include <Nazara/Graphics/Model.hpp>
-#include <Nazara/Renderer/Material.hpp>
 #include <Nazara/Utility/BufferMapper.hpp>
 #include <Nazara/Utility/IndexMapper.hpp>
 #include <Nazara/Utility/Mesh.hpp>
@@ -212,6 +212,8 @@ namespace
 								std::unique_ptr<NzMaterial> material(new NzMaterial);
 								material->SetPersistent(false);
 
+								material->SetShader(parameters.shaderName);
+
 								nzUInt8 alphaValue = static_cast<nzUInt8>(mtlMat->alpha*255.f);
 
 								NzColor ambientColor(mtlMat->ambient);

src/Nazara/Graphics/Loaders/Texture.hpp

@@ -0,0 +1,15 @@
+// Copyright (C) 2014 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_LOADERS_TEXTURE_HPP
+#define NAZARA_LOADERS_TEXTURE_HPP
+
+#include <Nazara/Prerequesites.hpp>
+
+void NzLoaders_Texture_Register();
+void NzLoaders_Texture_Unregister();
+
+#endif // NAZARA_LOADERS_TEXTURE_HPP

src/Nazara/Graphics/Loaders/Texture/Loader.cpp

@@ -0,0 +1,50 @@
+// Copyright (C) 2014 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Graphics module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Graphics/Loaders/Texture.hpp>
+#include <Nazara/Graphics/Material.hpp>
+#include <Nazara/Renderer/Texture.hpp>
+#include <memory>
+#include <Nazara/Graphics/Debug.hpp>
+
+namespace
+{
+	nzTernary Check(NzInputStream& stream, const NzMaterialParams& parameters)
+	{
+		NazaraUnused(stream);
+		NazaraUnused(parameters);
+
+		return nzTernary_Unknown;
+	}
+
+	bool Load(NzMaterial* material, NzInputStream& stream, const NzMaterialParams& parameters)
+	{
+		NazaraUnused(parameters);
+
+		std::unique_ptr<NzTexture> texture(new NzTexture);
+		texture->SetPersistent(false);
+
+		if (!texture->LoadFromStream(stream))
+		{
+			NazaraError("Failed to load diffuse map");
+			return false;
+		}
+
+		material->Reset();
+		material->SetDiffuseMap(texture.get());
+		texture.release();
+
+		return true;
+	}
+}
+
+void NzLoaders_Texture_Register()
+{
+	NzMaterialLoader::RegisterLoader(NzImageLoader::IsExtensionSupported, Check, Load);
+}
+
+void NzLoaders_Texture_Unregister()
+{
+	NzMaterialLoader::UnregisterLoader(NzImageLoader::IsExtensionSupported, Check, Load);
+}