0024005: Intersecting a slightly off angle plane with a cylinder takes 7+ seconds
[occt.git] / src / OpenGl / OpenGl_View.hxx
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b311480e 1// Created on: 2011-09-20
2// Created by: Sergey ZERCHANINOV
3// Copyright (c) 2011-2012 OPEN CASCADE SAS
4//
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.
9//
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.
12//
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.
19
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20#ifndef _OpenGl_View_Header
21#define _OpenGl_View_Header
22
23#include <MMgt_TShared.hxx>
24#include <Standard_DefineHandle.hxx>
25
26#include <TColStd_Array2OfReal.hxx>
27#include <NCollection_List.hxx>
28
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>
34
35#include <InterfaceGraphic_Graphic3d.hxx>
36#include <InterfaceGraphic_Visual3d.hxx>
37
38#include <Graphic3d_CView.hxx>
39#include <Graphic3d_CGraduatedTrihedron.hxx>
40#include <Visual3d_TypeOfSurfaceDetail.hxx>
41
42#include <OpenGl_telem_view.hxx>
59f45b7c 43#include <OpenGl_LayerList.hxx>
2166f0fa 44#include <OpenGl_Light.hxx>
2166f0fa 45
bf75be98 46#include <Handle_OpenGl_Context.hxx>
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47#include <Handle_OpenGl_Workspace.hxx>
48#include <Handle_OpenGl_View.hxx>
bf75be98 49#include <Handle_OpenGl_Texture.hxx>
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50
51struct OPENGL_BG_TEXTURE
52{
53 Tuint TexId;
54 Tint Width;
55 Tint Height;
56 Aspect_FillMethod Style;
57};
58
59struct OPENGL_BG_GRADIENT
60{
61 TEL_COLOUR color1;
62 TEL_COLOUR color2;
63 Aspect_GradientFillMethod type;
64};
65
66struct OPENGL_EXTRA_REP
67{
68 Tfloat vrp[3];
69 Tfloat vpn[3];
70 Tfloat vup[3];
71 TEL_VIEW_MAPPING map;
72 Tfloat scaleFactors[3];
73};
74
75struct OPENGL_CLIP_REP
76{
77 Standard_Real equation[4];
1c35b92f 78 DEFINE_STANDARD_ALLOC
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79};
80
81struct OPENGL_ZCLIP
82{
83 struct {
84 Standard_Boolean IsOn;
85 Standard_ShortReal Limit; /* in the range [0., 1.] */
86 } Back;
87 struct {
88 Standard_Boolean IsOn;
89 Standard_ShortReal Limit; /* in the range [0., 1.] */
90 } Front;
91};
92
93struct OPENGL_FOG
94{
95 Standard_Boolean IsOn;
96 Standard_ShortReal Front; /* in the range [0., 1.] */
97 Standard_ShortReal Back; /* in the range [0., 1.] */
98 TEL_COLOUR Color;
99};
100
a174a3c5 101class OpenGl_GraduatedTrihedron;
2166f0fa 102class OpenGl_Structure;
a174a3c5 103class OpenGl_Trihedron;
104class Handle(OpenGl_PrinterContext);
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105
106class OpenGl_View : public MMgt_TShared
107{
108 public:
109 OpenGl_View (const CALL_DEF_VIEWCONTEXT &AContext);
110 virtual ~OpenGl_View ();
111
bf75be98 112 void ReleaseGlResources (const Handle(OpenGl_Context)& theCtx);
113
114 void SetTextureEnv (const Handle(OpenGl_Context)& theCtx,
115 const Handle(Graphic3d_TextureEnv)& theTexture);
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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);
122
bf75be98 123 void SetClipLimit (const Graphic3d_CView& theCView);
124 void SetMapping (const Graphic3d_CView& theCView);
125 void SetOrientation (const Graphic3d_CView& theCView);
2166f0fa 126
bf75be98 127 void SetFog (const Graphic3d_CView& theCView, const Standard_Boolean theFlag);
2166f0fa 128
a174a3c5 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);
2166f0fa 135
a174a3c5 136 void GraduatedTrihedronDisplay (const Handle(OpenGl_Context)& theCtx,
137 const Graphic3d_CGraduatedTrihedron& theCubic);
138 void GraduatedTrihedronErase (const Handle(OpenGl_Context)& theCtx);
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139
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;
153
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); }
156
157 Standard_Integer Backfacing () const { return myBackfacing; }
158
159 const TEL_TRANSFORM_PERSISTENCE * BeginTransformPersistence ( const TEL_TRANSFORM_PERSISTENCE *ATransPers );
160 void EndTransformPersistence ();
161
59f45b7c 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);
168
169 //! Erase structure from display list.
170 void EraseStructure (const OpenGl_Structure *theStructure);
171
172 //! Insert a new top-level z layer with ID <theLayerId>
173 void AddZLayer (const Standard_Integer theLayerId);
174
175 //! Remove a z layer with ID <theLayerId>
176 void RemoveZLayer (const Standard_Integer theLayerId);
177
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);
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183
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);
188
a174a3c5 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);
2166f0fa 194
a174a3c5 195public:
196
197 DEFINE_STANDARD_RTTI(OpenGl_View) // Type definition
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198
199 protected:
200
201 void RenderStructs (const Handle(OpenGl_Workspace) &AWorkspace);
a174a3c5 202 void RedrawLayer2d (const Handle(OpenGl_PrinterContext)& thePrintContext,
203 const Handle(OpenGl_Workspace)& theWorkspace,
204 const Graphic3d_CView& theCView,
205 const Aspect_CLayer2d& theCLayer);
2166f0fa 206
bf75be98 207 Handle(OpenGl_Texture) myTextureEnv;
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208 Visual3d_TypeOfSurfaceDetail mySurfaceDetail; //WSSurfaceDetail
209 Standard_Integer myBackfacing; //WSBackfacing
210
211 OPENGL_BG_TEXTURE myBgTexture; //WSBgTexture
212 OPENGL_BG_GRADIENT myBgGradient; //WSBgGradient
213
214 //{ myViewRep
215 Tmatrix3 myOrientationMatrix;
216 Tmatrix3 myMappingMatrix;
217
218 //Tint shield_indicator;
219 //TEL_COLOUR shield_colour;
220 //Tint border_indicator;
221 //TEL_COLOUR border_colour;
222 //Tint active_status;
223
224 OPENGL_ZCLIP myZClip;
225 NCollection_List<OPENGL_CLIP_REP> myClippingPlanes;
226
227 OPENGL_EXTRA_REP myExtra;
228 //}
229
230 OPENGL_FOG myFog;
a174a3c5 231 OpenGl_Trihedron* myTrihedron;
232 OpenGl_GraduatedTrihedron* myGraduatedTrihedron;
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233
234 //View_LABViewContext
235 int myVisualization;
236 int myIntShadingMethod;
237
238 //View_LABLight
239 OpenGl_ListOfLight myLights;
240
241 //View_LABPlane
242 //View_LABAliasing
243 Standard_Boolean myAntiAliasing;
244
245 //View_LABDepthCueing - fixed index used
246
59f45b7c 247 OpenGl_LayerList myZLayers;
2166f0fa 248
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249 const TEL_TRANSFORM_PERSISTENCE *myTransPers;
250 Standard_Boolean myIsTransPers;
251
2166f0fa 252 public:
1c35b92f 253 DEFINE_STANDARD_ALLOC
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254};
255
256#endif //_OpenGl_View_Header