Deferred Shading update

-Deferred Shading now use a dynamics pass system
-Forward Shading is now capable of rendering more than three lights
(Multipass)


Former-commit-id: 74ed0b998d72aa9eb3bd2aab938a75985ebb2bf6

src/Nazara/Graphics/DeferredRenderPass.cpp

@@ -0,0 +1,48 @@
+// Copyright (C) 2013 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/DeferredRenderPass.hpp>
+#include <Nazara/Core/Error.hpp>
+#include <Nazara/Graphics/DeferredRenderTechnique.hpp>
+#include <Nazara/Graphics/Debug.hpp>
+
+NzDeferredRenderPass::NzDeferredRenderPass() :
+m_enabled(true)
+{
+}
+
+NzDeferredRenderPass::~NzDeferredRenderPass() = default;
+
+void NzDeferredRenderPass::Enable(bool enable)
+{
+	m_enabled = enable;
+}
+
+void NzDeferredRenderPass::Initialize(NzDeferredRenderTechnique* technique)
+{
+	m_deferredTechnique = technique;
+	m_renderQueue = static_cast<NzDeferredRenderQueue*>(technique->GetRenderQueue());
+
+	m_depthStencilBuffer = technique->GetDepthStencilBuffer();
+
+	m_GBufferRTT = technique->GetGBufferRTT();
+	for (unsigned int i = 0; i < 3; ++i)
+		m_GBuffer[i] = technique->GetGBuffer(i);
+
+	m_workRTT = technique->GetWorkRTT();
+	for (unsigned int i = 0; i < 2; ++i)
+		m_workTextures[i] = technique->GetWorkTexture(i);
+}
+
+bool NzDeferredRenderPass::IsEnabled() const
+{
+	return m_enabled;
+}
+
+bool NzDeferredRenderPass::Resize(const NzVector2ui& dimensions)
+{
+	m_dimensions = dimensions;
+
+	return true;
+}