Remove Graphics module and fix compilation
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@@ -1,66 +0,0 @@
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// Copyright (C) 2020 Jérôme Leclercq
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// This file is part of the "Nazara Engine - Graphics module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#include <Nazara/Graphics/AbstractViewer.hpp>
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#include <Nazara/Renderer/RenderTarget.hpp>
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#include <Nazara/Graphics/Debug.hpp>
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namespace Nz
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{
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/*!
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* \ingroup graphics
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* \class Nz::AbstractViewer
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* \brief Graphics class that represents the viewer for our scene
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*
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* \remark This class is abstract
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*/
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AbstractViewer::~AbstractViewer() = default;
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Vector3f AbstractViewer::Project(const Nz::Vector3f& worldPosition) const
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{
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Vector4f pos4D(worldPosition, 1.f);
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pos4D = GetViewMatrix() * pos4D;
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pos4D = GetProjectionMatrix() * pos4D;
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pos4D /= pos4D.w;
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Rectf viewport = Rectf(GetViewport());
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Nz::Vector3f screenPosition(pos4D.x * 0.5f + 0.5f, -pos4D.y * 0.5f + 0.5f, pos4D.z * 0.5f + 0.5f);
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screenPosition.x = screenPosition.x * viewport.width + viewport.x;
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screenPosition.y = screenPosition.y * viewport.height + viewport.y;
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return screenPosition;
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}
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float AbstractViewer::ProjectDepth(float depth)
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{
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const Matrix4f& projectionMatrix = GetProjectionMatrix();
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float a = projectionMatrix(2, 2);
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float b = projectionMatrix(2, 3);
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return (0.5f * (-a * depth + b) / depth + 0.5f);
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}
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Vector3f AbstractViewer::Unproject(const Nz::Vector3f& screenPos) const
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{
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Rectf viewport = Rectf(GetViewport());
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Nz::Vector4f normalizedPosition;
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normalizedPosition.x = (screenPos.x - viewport.x) / viewport.width * 2.f - 1.f;
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normalizedPosition.y = (screenPos.y - viewport.y) / viewport.height * 2.f - 1.f;
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normalizedPosition.z = screenPos.z * 2.f - 1.f;
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normalizedPosition.w = 1.f;
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normalizedPosition.y = -normalizedPosition.y;
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Nz::Matrix4f invMatrix = GetViewMatrix() * GetProjectionMatrix();
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invMatrix.Inverse();
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Nz::Vector4f worldPos = invMatrix * normalizedPosition;
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worldPos /= worldPos.w;
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return Nz::Vector3f(worldPos.x, worldPos.y, worldPos.z);
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}
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}
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