1 // Created on: 2011-09-20
2 // Created by: Sergey ZERCHANINOV
3 // Copyright (c) 2011-2012 OPEN CASCADE SAS
5 // The content of this file is subject to the Open CASCADE Technology Public
6 // License Version 6.5 (the "License"). You may not use the content of this file
7 // except in compliance with the License. Please obtain a copy of the License
8 // at http://www.opencascade.org and read it completely before using this file.
10 // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
11 // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
13 // The Original Code and all software distributed under the License is
14 // distributed on an "AS IS" basis, without warranty of any kind, and the
15 // Initial Developer hereby disclaims all such warranties, including without
16 // limitation, any warranties of merchantability, fitness for a particular
17 // purpose or non-infringement. Please see the License for the specific terms
18 // and conditions governing the rights and limitations under the License.
20 #ifndef _OpenGl_View_Header
21 #define _OpenGl_View_Header
23 #include <MMgt_TShared.hxx>
24 #include <Standard_DefineHandle.hxx>
26 #include <TColStd_Array2OfReal.hxx>
27 #include <NCollection_List.hxx>
29 #include <Quantity_NameOfColor.hxx>
30 #include <Aspect_FillMethod.hxx>
31 #include <Aspect_GradientFillMethod.hxx>
32 #include <Aspect_TypeOfTriedronPosition.hxx>
33 #include <Aspect_CLayer2d.hxx>
35 #include <InterfaceGraphic_Graphic3d.hxx>
36 #include <InterfaceGraphic_Visual3d.hxx>
38 #include <Graphic3d_CView.hxx>
39 #include <Graphic3d_CGraduatedTrihedron.hxx>
40 #include <Visual3d_TypeOfSurfaceDetail.hxx>
42 #include <OpenGl_telem_view.hxx>
43 #include <OpenGl_LayerList.hxx>
44 #include <OpenGl_Light.hxx>
46 #include <Handle_OpenGl_Context.hxx>
47 #include <Handle_OpenGl_Workspace.hxx>
48 #include <Handle_OpenGl_View.hxx>
49 #include <Handle_OpenGl_Texture.hxx>
51 struct OPENGL_BG_TEXTURE
56 Aspect_FillMethod Style;
59 struct OPENGL_BG_GRADIENT
63 Aspect_GradientFillMethod type;
66 struct OPENGL_EXTRA_REP
72 Tfloat scaleFactors[3];
75 struct OPENGL_CLIP_REP
77 Standard_Real equation[4];
84 Standard_Boolean IsOn;
85 Standard_ShortReal Limit; /* in the range [0., 1.] */
88 Standard_Boolean IsOn;
89 Standard_ShortReal Limit; /* in the range [0., 1.] */
95 Standard_Boolean IsOn;
96 Standard_ShortReal Front; /* in the range [0., 1.] */
97 Standard_ShortReal Back; /* in the range [0., 1.] */
101 class OpenGl_GraduatedTrihedron;
102 class OpenGl_Structure;
103 class OpenGl_Trihedron;
104 class Handle(OpenGl_PrinterContext);
106 class OpenGl_View : public MMgt_TShared
109 OpenGl_View (const CALL_DEF_VIEWCONTEXT &AContext);
110 virtual ~OpenGl_View ();
112 void ReleaseGlResources (const Handle(OpenGl_Context)& theCtx);
114 void SetTextureEnv (const Handle(OpenGl_Context)& theCtx,
115 const Handle(Graphic3d_TextureEnv)& theTexture);
116 void SetSurfaceDetail (const Visual3d_TypeOfSurfaceDetail AMode) { mySurfaceDetail = AMode; }
117 void SetBackfacing (const Standard_Integer AMode);
118 void SetLights (const CALL_DEF_VIEWCONTEXT &AContext);
119 void SetAntiAliasing (const Standard_Boolean AMode) { myAntiAliasing = AMode; }
120 void SetClippingPlanes (const CALL_DEF_VIEWCONTEXT &AContext);
121 void SetVisualisation (const CALL_DEF_VIEWCONTEXT &AContext);
123 void SetClipLimit (const Graphic3d_CView& theCView);
124 void SetMapping (const Graphic3d_CView& theCView);
125 void SetOrientation (const Graphic3d_CView& theCView);
127 void SetFog (const Graphic3d_CView& theCView, const Standard_Boolean theFlag);
129 void TriedronDisplay (const Handle(OpenGl_Context)& theCtx,
130 const Aspect_TypeOfTriedronPosition thePosition,
131 const Quantity_NameOfColor theColor,
132 const Standard_Real theScale,
133 const Standard_Boolean theAsWireframe);
134 void TriedronErase (const Handle(OpenGl_Context)& theCtx);
136 void GraduatedTrihedronDisplay (const Handle(OpenGl_Context)& theCtx,
137 const Graphic3d_CGraduatedTrihedron& theCubic);
138 void GraduatedTrihedronErase (const Handle(OpenGl_Context)& theCtx);
140 Standard_Boolean ProjectObjectToRaster (const Standard_Integer w, const Standard_Integer h,
141 const Standard_ShortReal x, const Standard_ShortReal y, const Standard_ShortReal z,
142 Standard_ShortReal &xr, Standard_ShortReal &yr);
143 Standard_Boolean ProjectRasterToObject (const Standard_Integer w, const Standard_Integer h,
144 const Standard_Integer xr, const Standard_Integer yr,
145 Standard_ShortReal &x, Standard_ShortReal &y, Standard_ShortReal &z);
146 Standard_Boolean ProjectRasterToObjectWithRay (const Standard_Integer w, const Standard_Integer h,
147 const Standard_Integer xr, const Standard_Integer yr,
148 Standard_ShortReal &x, Standard_ShortReal &y, Standard_ShortReal &z,
149 Standard_ShortReal &dx, Standard_ShortReal &dy, Standard_ShortReal &dz);
150 void GetMatrices (TColStd_Array2OfReal& theMatOrient,
151 TColStd_Array2OfReal& theMatMapping,
152 const Standard_Boolean theIsCustom) const;
154 Standard_Real Height () const { return (myExtra.map.window.xmax - myExtra.map.window.xmin); }
155 Standard_Real Width () const { return (myExtra.map.window.ymax - myExtra.map.window.ymin); }
157 Standard_Integer Backfacing () const { return myBackfacing; }
159 const TEL_TRANSFORM_PERSISTENCE * BeginTransformPersistence ( const TEL_TRANSFORM_PERSISTENCE *ATransPers );
160 void EndTransformPersistence ();
162 //! Add structure to display list with specified priority.
163 //! The structure will be added to associated with it z layer.
164 //! If the z layer is not presented in the view, the structure will
165 //! be displayed in default bottom-level z layer.
166 void DisplayStructure (const OpenGl_Structure *theStructure,
167 const Standard_Integer thePriority);
169 //! Erase structure from display list.
170 void EraseStructure (const OpenGl_Structure *theStructure);
172 //! Insert a new top-level z layer with ID <theLayerId>
173 void AddZLayer (const Standard_Integer theLayerId);
175 //! Remove a z layer with ID <theLayerId>
176 void RemoveZLayer (const Standard_Integer theLayerId);
178 //! Display structure in z layer with ID <theNewLayerId>
179 //! If the layer with ID <theNewLayerId> is not presented in the view,
180 //! the structure will be displayed in default bottom-level layer.
181 void ChangeZLayer (const OpenGl_Structure *theStructure,
182 const Standard_Integer theNewLayerId);
184 void CreateBackgroundTexture (const Standard_CString AFileName, const Aspect_FillMethod AFillStyle);
185 void SetBackgroundTextureStyle (const Aspect_FillMethod FillStyle);
186 void SetBackgroundGradient (const Quantity_Color& AColor1, const Quantity_Color& AColor2, const Aspect_GradientFillMethod AType);
187 void SetBackgroundGradientType (const Aspect_GradientFillMethod AType);
189 void Render (const Handle(OpenGl_PrinterContext)& thePrintContext,
190 const Handle(OpenGl_Workspace)& theWorkspace,
191 const Graphic3d_CView& theCView,
192 const Aspect_CLayer2d& theCUnderLayer,
193 const Aspect_CLayer2d& theCOverLayer);
197 DEFINE_STANDARD_RTTI(OpenGl_View) // Type definition
201 void RenderStructs (const Handle(OpenGl_Workspace) &AWorkspace);
202 void RedrawLayer2d (const Handle(OpenGl_PrinterContext)& thePrintContext,
203 const Handle(OpenGl_Workspace)& theWorkspace,
204 const Graphic3d_CView& theCView,
205 const Aspect_CLayer2d& theCLayer);
207 Handle(OpenGl_Texture) myTextureEnv;
208 Visual3d_TypeOfSurfaceDetail mySurfaceDetail; //WSSurfaceDetail
209 Standard_Integer myBackfacing; //WSBackfacing
211 OPENGL_BG_TEXTURE myBgTexture; //WSBgTexture
212 OPENGL_BG_GRADIENT myBgGradient; //WSBgGradient
215 Tmatrix3 myOrientationMatrix;
216 Tmatrix3 myMappingMatrix;
218 //Tint shield_indicator;
219 //TEL_COLOUR shield_colour;
220 //Tint border_indicator;
221 //TEL_COLOUR border_colour;
222 //Tint active_status;
224 OPENGL_ZCLIP myZClip;
225 NCollection_List<OPENGL_CLIP_REP> myClippingPlanes;
227 OPENGL_EXTRA_REP myExtra;
231 OpenGl_Trihedron* myTrihedron;
232 OpenGl_GraduatedTrihedron* myGraduatedTrihedron;
234 //View_LABViewContext
236 int myIntShadingMethod;
239 OpenGl_ListOfLight myLights;
243 Standard_Boolean myAntiAliasing;
245 //View_LABDepthCueing - fixed index used
247 OpenGl_LayerList myZLayers;
249 int myAnimationListIndex;
250 Standard_Boolean myAnimationListReady;
252 const TEL_TRANSFORM_PERSISTENCE *myTransPers;
253 Standard_Boolean myIsTransPers;
255 Standard_Boolean myResetFLIST;
258 DEFINE_STANDARD_ALLOC
261 #endif //_OpenGl_View_Header