vladislavbelov
ffc4a56b9f
Fixes #6846 Differential Revision: https://code.wildfiregames.com/D5185 This was SVN commit r27965.
102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
/* Copyright (C) 2023 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_DEBUGRENDERER
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#define INCLUDED_DEBUGRENDERER
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#include "graphics/ShaderTechniquePtr.h"
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#include "ps/CStrIntern.h"
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#include "renderer/backend/IShaderProgram.h"
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#include <unordered_map>
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#include <vector>
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class CBoundingBoxAligned;
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class CBrush;
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class CCamera;
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class CMatrix3D;
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class CVector3D;
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struct CColor;
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// Helper for unoptimized rendering of geometrics primitives. Should not be
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// used for regular passes.
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class CDebugRenderer
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{
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public:
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void Initialize();
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/**
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* Render the line in world space.
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*/
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void DrawLine(const CVector3D& from, const CVector3D& to,
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const CColor& color, const float width, const bool depthTestEnabled = true);
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void DrawLine(const std::vector<CVector3D>& line,
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const CColor& color, const float width, const bool depthTestEnabled = true);
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/**
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* Render the circle in world space oriented to the view camera.
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*/
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void DrawCircle(const CVector3D& origin, const float radius, const CColor& color);
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/**
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* Render: Renders the camera's frustum in world space.
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*
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* @param intermediates determines how many intermediate distance planes should
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* be hinted at between the near and far planes
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*/
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void DrawCameraFrustum(const CCamera& camera, const CColor& color, int intermediates = 0, bool wireframe = false);
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/**
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* Render the surfaces of the bound box as triangles.
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*/
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void DrawBoundingBox(const CBoundingBoxAligned& boundingBox, const CColor& color, bool wireframe = false);
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void DrawBoundingBox(const CBoundingBoxAligned& boundingBox, const CColor& color, const CMatrix3D& transform, bool wireframe = false);
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/**
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* Render the surfaces of the brush as triangles.
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*/
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void DrawBrush(const CBrush& brush, const CColor& color, bool wireframe = false);
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private:
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const CShaderTechniquePtr& GetShaderTechnique(
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const CStrIntern name, const CColor& color, const bool depthTestEnabled = true,
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const bool wireframe = false);
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struct ShaderTechniqueKey
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{
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CStrIntern name;
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bool transparent;
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bool depthTestEnabled;
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bool wireframe;
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};
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struct ShaderTechniqueKeyHash
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{
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size_t operator()(const ShaderTechniqueKey& key) const;
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};
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struct ShaderTechniqueKeyEqual
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{
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bool operator()(const ShaderTechniqueKey& lhs, const ShaderTechniqueKey& rhs) const;
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};
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std::unordered_map<ShaderTechniqueKey, CShaderTechniquePtr, ShaderTechniqueKeyHash, ShaderTechniqueKeyEqual>
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m_ShaderTechniqueMapping;
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Renderer::Backend::IVertexInputLayout* m_VertexInputLayout = nullptr;
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};
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#endif // INCLUDED_DEBUGRENDERER
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