226 lines
7.6 KiB
C++
226 lines
7.6 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2015-2020 Mario Luzeiro <mrluzeiro@ua.pt>
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* Copyright (C) 2015-2021 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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 this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef RENDER_3D_RAYTRACE_H
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#define RENDER_3D_RAYTRACE_H
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#include "../../common_ogl/openGL_includes.h"
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#include "accelerators/container_3d.h"
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#include "accelerators/accelerator_3d.h"
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#include "../render_3d_base.h"
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#include "light.h"
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#include "../post_shader_ssao.h"
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#include "material.h"
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#include <plugins/3dapi/c3dmodel.h>
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#include <map>
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/// Vector of materials
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typedef std::vector< BLINN_PHONG_MATERIAL > MODEL_MATERIALS;
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/// Maps a S3DMODEL pointer with a created BLINN_PHONG_MATERIAL vector
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typedef std::map< const S3DMODEL* , MODEL_MATERIALS > MAP_MODEL_MATERIALS;
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typedef enum
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{
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RT_RENDER_STATE_TRACING = 0,
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RT_RENDER_STATE_POST_PROCESS_SHADE,
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RT_RENDER_STATE_POST_PROCESS_BLUR_AND_FINISH,
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RT_RENDER_STATE_FINISH,
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RT_RENDER_STATE_MAX
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} RT_RENDER_STATE;
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class RENDER_3D_RAYTRACE : public RENDER_3D_BASE
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{
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public:
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// TODO: Take into account board thickness so that the camera won't move inside of the board
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// when facing it perpendicularly.
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static constexpr float MIN_DISTANCE_IU = 4 * PCB_IU_PER_MM;
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explicit RENDER_3D_RAYTRACE( EDA_3D_CANVAS* aCanvas, BOARD_ADAPTER& aAdapter, CAMERA& aCamera );
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~RENDER_3D_RAYTRACE();
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void SetCurWindowSize( const wxSize& aSize ) override;
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bool Redraw( bool aIsMoving, REPORTER* aStatusReporter, REPORTER* aWarningReporter ) override;
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int GetWaitForEditingTimeOut() override;
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void Reload( REPORTER* aStatusReporter, REPORTER* aWarningReporter,
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bool aOnlyLoadCopperAndShapes );
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BOARD_ITEM *IntersectBoardItem( const RAY& aRay );
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private:
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bool initializeOpenGL();
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void initializeNewWindowSize();
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void initPbo();
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void deletePbo();
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void createItemsFromContainer( const BVH_CONTAINER_2D* aContainer2d, PCB_LAYER_ID aLayer_id,
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const MATERIAL* aMaterialLayer, const SFVEC3F& aLayerColor,
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float aLayerZOffset );
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void restartRenderState();
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void renderTracing( GLubyte* ptrPBO, REPORTER* aStatusReporter );
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void postProcessShading( GLubyte* ptrPBO, REPORTER* aStatusReporter );
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void postProcessBlurFinish( GLubyte* ptrPBO, REPORTER* aStatusReporter );
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void renderBlockTracing( GLubyte* ptrPBO , signed int iBlock );
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void renderFinalColor( GLubyte* ptrPBO, const SFVEC3F& rgbColor,
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bool applyColorSpaceConversion );
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void renderRayPackets( const SFVEC3F* bgColorY, const RAY* aRayPkt, HITINFO_PACKET* aHitPacket,
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bool is_testShadow, SFVEC3F* aOutHitColor );
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void renderAntiAliasPackets( const SFVEC3F* aBgColorY, const HITINFO_PACKET* aHitPck_X0Y0,
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const HITINFO_PACKET* aHitPck_AA_X1Y1, const RAY* aRayPck,
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SFVEC3F* aOutHitColor );
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// Materials
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void setupMaterials();
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SFVEC3F shadeHit( const SFVEC3F& aBgColor, const RAY& aRay, HITINFO& aHitInfo,
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bool aIsInsideObject, unsigned int aRecursiveLevel,
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bool is_testShadow ) const;
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/**
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* Create one or more 3D objects form a 2D object and Z positions.
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*
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* It tries to optimize some types of objects that will be faster to trace than the
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* LAYER_ITEM object.
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*/
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void createObject( CONTAINER_3D& aDstContainer, const OBJECT_2D* aObject2D, float aZMin,
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float aZMax, const MATERIAL* aMaterial, const SFVEC3F& aObjColor );
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void addPadsAndVias();
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void insertHole( const PCB_VIA* aVia );
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void insertHole( const PAD* aPad );
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void load3DModels( CONTAINER_3D& aDstContainer, bool aSkipMaterialInformation );
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void addModels( CONTAINER_3D& aDstContainer, const S3DMODEL* a3DModel,
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const glm::mat4& aModelMatrix, float aFPOpacity,
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bool aSkipMaterialInformation, BOARD_ITEM* aBoardItem );
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MODEL_MATERIALS* getModelMaterial( const S3DMODEL* a3DModel );
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void initializeBlockPositions();
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void render( GLubyte* ptrPBO, REPORTER* aStatusReporter );
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void renderPreview( GLubyte* ptrPBO );
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struct
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{
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BLINN_PHONG_MATERIAL m_Paste;
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BLINN_PHONG_MATERIAL m_SilkS;
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BLINN_PHONG_MATERIAL m_SolderMask;
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BLINN_PHONG_MATERIAL m_EpoxyBoard;
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BLINN_PHONG_MATERIAL m_Copper;
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BLINN_PHONG_MATERIAL m_NonPlatedCopper;
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BLINN_PHONG_MATERIAL m_Floor;
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} m_materials;
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BOARD_NORMAL m_boardMaterial;
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COPPER_NORMAL m_copperMaterial;
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PLATED_COPPER_NORMAL m_platedCopperMaterial;
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SOLDER_MASK_NORMAL m_solderMaskMaterial;
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PLASTIC_NORMAL m_plasticMaterial;
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PLASTIC_SHINE_NORMAL m_shinyPlasticMaterial;
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BRUSHED_METAL_NORMAL m_brushedMetalMaterial;
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SILK_SCREEN_NORMAL m_silkScreenMaterial;
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bool m_isPreview;
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/// State used on quality render
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RT_RENDER_STATE m_renderState;
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/// Time that the render starts
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unsigned long int m_renderStartTime;
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/// Save the number of blocks progress of the render
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size_t m_blockRenderProgressCount;
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POST_SHADER_SSAO m_postShaderSsao;
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std::list<LIGHT*> m_lights;
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DIRECTIONAL_LIGHT* m_cameraLight;
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bool m_openglSupportsVertexBufferObjects;
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GLuint m_pboId;
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GLuint m_pboDataSize;
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CONTAINER_3D m_objectContainer;
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///< Store the list of created objects special for RT that will be clear in the end.
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CONTAINER_2D m_containerWithObjectsToDelete;
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CONTAINER_2D* m_outlineBoard2dObjects;
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BVH_CONTAINER_2D* m_antioutlineBoard2dObjects;
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ACCELERATOR_3D* m_accelerator;
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SFVEC3F m_backgroundColorTop;
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SFVEC3F m_backgroundColorBottom;
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///< Used to see if the windows size changed.
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wxSize m_oldWindowsSize;
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///< Encode Morton code positions.
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std::vector< SFVEC2UI > m_blockPositions;
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///< Flag if a position was already processed (cleared each new render).
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std::vector< int > m_blockPositionsWasProcessed;
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///< Encode the Morton code positions (on fast preview mode).
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std::vector< SFVEC2UI > m_blockPositionsFast;
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SFVEC2UI m_realBufferSize;
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SFVEC2UI m_fastPreviewModeSize;
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HITINFO_PACKET* m_firstHitinfo;
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SFVEC3F* m_shaderBuffer;
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// Display Offset
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unsigned int m_xoffset;
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unsigned int m_yoffset;
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/// Stores materials of the 3D models
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MAP_MODEL_MATERIALS m_modelMaterialMap;
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// Statistics
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unsigned int m_convertedDummyBlockCount;
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unsigned int m_converted2dRoundSegmentCount;
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};
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#define USE_SRGB_SPACE
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#ifdef USE_SRGB_SPACE
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extern SFVEC3F ConvertSRGBToLinear( const SFVEC3F& aSRGBcolor );
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#else
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#define ConvertSRGBToLinear( v ) ( v )
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#endif
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#endif // RENDER_3D_RAYTRACE_H
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