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1 | // Copyright (c) 2019 OPEN CASCADE SAS |
2 | // |
3 | // This file is part of Open CASCADE Technology software library. |
4 | // |
5 | // This library is free software; you can redistribute it and/or modify it under |
6 | // the terms of the GNU Lesser General Public License version 2.1 as published |
7 | // by the Free Software Foundation, with special exception defined in the file |
8 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
9 | // distribution for complete text of the license and disclaimer of any warranty. |
10 | // |
11 | // Alternatively, this file may be used under the terms of Open CASCADE |
12 | // commercial license or contractual agreement. |
13 | |
14 | #include <OpenGl_Aspects.hxx> |
15 | #include <OpenGl_Context.hxx> |
16 | #include <OpenGl_Workspace.hxx> |
17 | |
18 | #include <Graphic3d_TypeOfReflection.hxx> |
19 | #include <Graphic3d_MaterialAspect.hxx> |
20 | |
21 | namespace |
22 | { |
23 | //! Initialize default material in this way for backward compatibility. |
24 | inline Graphic3d_MaterialAspect initDefaultMaterial() |
25 | { |
26 | Graphic3d_MaterialAspect aMat; |
27 | aMat.SetMaterialType (Graphic3d_MATERIAL_ASPECT); |
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28 | aMat.SetAmbientColor (Quantity_Color (Graphic3d_Vec3 (0.2f))); |
29 | aMat.SetDiffuseColor (Quantity_Color (Graphic3d_Vec3 (0.8f))); |
30 | aMat.SetEmissiveColor(Quantity_Color (Graphic3d_Vec3 (0.1f))); |
31 | aMat.SetSpecularColor(Quantity_NOC_BLACK); |
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32 | aMat.SetShininess (10.0f / 128.0f); |
33 | aMat.SetRefractionIndex (1.0f); |
34 | return aMat; |
35 | } |
36 | |
37 | static const Graphic3d_MaterialAspect THE_DEFAULT_MATERIAL = initDefaultMaterial(); |
38 | } |
39 | |
40 | // ======================================================================= |
41 | // function : OpenGl_Aspects |
42 | // purpose : |
43 | // ======================================================================= |
44 | OpenGl_Aspects::OpenGl_Aspects() |
45 | : myAspect (new Graphic3d_Aspects()), |
46 | myShadingModel (Graphic3d_TOSM_UNLIT) |
47 | { |
48 | myAspect->SetInteriorStyle (Aspect_IS_SOLID); |
49 | myAspect->SetInteriorColor (Quantity_NOC_WHITE); |
50 | myAspect->SetEdgeColor (Quantity_NOC_WHITE); |
51 | myAspect->SetFrontMaterial (THE_DEFAULT_MATERIAL); |
52 | myAspect->SetBackMaterial (THE_DEFAULT_MATERIAL); |
53 | myAspect->SetShadingModel (myShadingModel); |
54 | myAspect->SetHatchStyle (Handle(Graphic3d_HatchStyle)()); |
55 | } |
56 | |
57 | // ======================================================================= |
58 | // function : OpenGl_Aspects |
59 | // purpose : |
60 | // ======================================================================= |
61 | OpenGl_Aspects::OpenGl_Aspects (const Handle(Graphic3d_Aspects)& theAspect) |
62 | : myShadingModel (Graphic3d_TOSM_DEFAULT) |
63 | { |
64 | SetAspect (theAspect); |
65 | } |
66 | |
67 | // ======================================================================= |
68 | // function : SetAspect |
69 | // purpose : |
70 | // ======================================================================= |
71 | void OpenGl_Aspects::SetAspect (const Handle(Graphic3d_Aspects)& theAspect) |
72 | { |
73 | myAspect = theAspect; |
74 | |
75 | const Graphic3d_MaterialAspect& aMat = theAspect->FrontMaterial(); |
76 | myShadingModel = theAspect->ShadingModel() != Graphic3d_TOSM_UNLIT |
77 | && (aMat.ReflectionMode (Graphic3d_TOR_AMBIENT) |
78 | || aMat.ReflectionMode (Graphic3d_TOR_DIFFUSE) |
79 | || aMat.ReflectionMode (Graphic3d_TOR_SPECULAR) |
80 | || aMat.ReflectionMode (Graphic3d_TOR_EMISSION)) |
81 | ? theAspect->ShadingModel() |
82 | : Graphic3d_TOSM_UNLIT; |
83 | |
84 | // invalidate resources |
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85 | myResTextureSet.UpdateRediness (myAspect); |
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86 | myResSprite.UpdateRediness (myAspect); |
87 | myResProgram.UpdateRediness (myAspect); |
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88 | if (!myResSprite.IsReady()) |
89 | { |
90 | myResTextureSet.Invalidate(); |
91 | } |
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92 | } |
93 | |
94 | // ======================================================================= |
95 | // function : Render |
96 | // purpose : |
97 | // ======================================================================= |
98 | void OpenGl_Aspects::Render (const Handle(OpenGl_Workspace)& theWorkspace) const |
99 | { |
100 | theWorkspace->SetAspects (this); |
101 | } |
102 | |
103 | // ======================================================================= |
104 | // function : Release |
105 | // purpose : |
106 | // ======================================================================= |
107 | void OpenGl_Aspects::Release (OpenGl_Context* theContext) |
108 | { |
109 | myResTextureSet.Release (theContext); |
110 | myResSprite.Release (theContext); |
111 | myResProgram.Release (theContext); |
112 | } |
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113 | |
114 | // ======================================================================= |
115 | // function : DumpJson |
116 | // purpose : |
117 | // ======================================================================= |
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118 | void OpenGl_Aspects::DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth) const |
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119 | { |
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120 | OCCT_DUMP_CLASS_BEGIN (theOStream, OpenGl_Aspects) |
121 | OCCT_DUMP_BASE_CLASS (theOStream, theDepth, OpenGl_Element) |
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122 | |
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123 | OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, myAspect.get()) |
124 | OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myShadingModel) |
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125 | } |