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1 | // Copyright (c) 2017 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_FrameStats.hxx> |
15 | |
16 | #include <OpenGl_GlCore20.hxx> |
17 | #include <OpenGl_View.hxx> |
18 | #include <OpenGl_Workspace.hxx> |
19 | |
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20 | IMPLEMENT_STANDARD_RTTIEXT(OpenGl_FrameStats, Graphic3d_FrameStats) |
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21 | |
22 | namespace |
23 | { |
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24 | //! Return estimated data size. |
25 | static Standard_Size estimatedDataSize (const Handle(OpenGl_Resource)& theRes) |
26 | { |
27 | return !theRes.IsNull() ? theRes->EstimatedDataSize() : 0; |
28 | } |
29 | } |
30 | |
31 | // ======================================================================= |
32 | // function : OpenGl_FrameStats |
33 | // purpose : |
34 | // ======================================================================= |
35 | OpenGl_FrameStats::OpenGl_FrameStats() |
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36 | { |
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37 | // |
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38 | } |
39 | |
40 | // ======================================================================= |
41 | // function : ~OpenGl_FrameStats |
42 | // purpose : |
43 | // ======================================================================= |
44 | OpenGl_FrameStats::~OpenGl_FrameStats() |
45 | { |
46 | // |
47 | } |
48 | |
49 | // ======================================================================= |
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50 | // function : IsFrameUpdated |
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51 | // purpose : |
52 | // ======================================================================= |
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53 | bool OpenGl_FrameStats::IsFrameUpdated (Handle(OpenGl_FrameStats)& thePrev) const |
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54 | { |
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55 | const Graphic3d_FrameStatsData& aFrame = LastDataFrame(); |
56 | if (thePrev.IsNull()) |
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57 | { |
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58 | thePrev = new OpenGl_FrameStats(); |
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59 | } |
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60 | // check just a couple of major counters |
61 | else if (myLastFrameIndex == thePrev->myLastFrameIndex |
62 | && Abs (aFrame.FrameRate() - thePrev->myCountersTmp.FrameRate()) <= 0.001 |
63 | && Abs (aFrame.FrameRateCpu() - thePrev->myCountersTmp.FrameRateCpu()) <= 0.001 |
64 | && aFrame[Graphic3d_FrameStatsCounter_NbLayers] == thePrev->myCountersTmp[Graphic3d_FrameStatsCounter_NbLayers] |
65 | && aFrame[Graphic3d_FrameStatsCounter_NbLayersNotCulled] == thePrev->myCountersTmp[Graphic3d_FrameStatsCounter_NbLayersNotCulled] |
66 | && aFrame[Graphic3d_FrameStatsCounter_NbStructs] == thePrev->myCountersTmp[Graphic3d_FrameStatsCounter_NbStructs] |
67 | && aFrame[Graphic3d_FrameStatsCounter_NbStructsNotCulled] == thePrev->myCountersTmp[Graphic3d_FrameStatsCounter_NbStructsNotCulled]) |
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68 | { |
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69 | return false; |
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70 | } |
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71 | |
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72 | thePrev->myLastFrameIndex = myLastFrameIndex; |
73 | thePrev->myCountersTmp = aFrame; |
74 | return true; |
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75 | } |
76 | |
77 | // ======================================================================= |
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78 | // function : updateStatistics |
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79 | // purpose : |
80 | // ======================================================================= |
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81 | void OpenGl_FrameStats::updateStatistics (const Handle(Graphic3d_CView)& theView, |
82 | bool theIsImmediateOnly) |
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83 | { |
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84 | const OpenGl_View* aView = dynamic_cast<const OpenGl_View*> (theView.get()); |
85 | if (aView == NULL) |
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86 | { |
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87 | myCounters.SetValue (myLastFrameIndex, myCountersTmp); |
88 | myCountersTmp.Reset(); |
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89 | return; |
90 | } |
91 | |
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92 | const Graphic3d_RenderingParams::PerfCounters aBits = theView->RenderingParams().CollectedStats; |
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93 | const Standard_Boolean toCountMem = (aBits & Graphic3d_RenderingParams::PerfCounters_EstimMem) != 0; |
94 | const Standard_Boolean toCountTris = (aBits & Graphic3d_RenderingParams::PerfCounters_Triangles) != 0 |
95 | || (aBits & Graphic3d_RenderingParams::PerfCounters_Points) != 0; |
96 | const Standard_Boolean toCountElems = (aBits & Graphic3d_RenderingParams::PerfCounters_GroupArrays) != 0 || toCountTris || toCountMem; |
97 | const Standard_Boolean toCountGroups = (aBits & Graphic3d_RenderingParams::PerfCounters_Groups) != 0 || toCountElems; |
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98 | const Standard_Boolean toCountStructs = (aBits & Graphic3d_RenderingParams::PerfCounters_Structures) != 0 |
99 | || (aBits & Graphic3d_RenderingParams::PerfCounters_Layers) != 0 || toCountGroups; |
100 | |
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101 | myCountersTmp[Graphic3d_FrameStatsCounter_NbLayers] = aView->LayerList().Layers().Size(); |
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102 | if (toCountStructs |
103 | || (aBits & Graphic3d_RenderingParams::PerfCounters_Layers) != 0) |
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104 | { |
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105 | const Standard_Integer aViewId = aView->Identification(); |
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106 | for (NCollection_List<Handle(Graphic3d_Layer)>::Iterator aLayerIter (aView->LayerList().Layers()); aLayerIter.More(); aLayerIter.Next()) |
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107 | { |
108 | const Handle(OpenGl_Layer)& aLayer = aLayerIter.Value(); |
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109 | myCountersTmp[Graphic3d_FrameStatsCounter_NbStructs] += aLayer->NbStructures(); |
110 | if (theIsImmediateOnly && !aLayer->LayerSettings().IsImmediate()) |
111 | { |
112 | continue; |
113 | } |
114 | |
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115 | if (!aLayer->IsCulled()) |
116 | { |
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117 | ++myCountersTmp[Graphic3d_FrameStatsCounter_NbLayersNotCulled]; |
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118 | } |
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119 | myCountersTmp[Graphic3d_FrameStatsCounter_NbStructsNotCulled] += aLayer->NbStructuresNotCulled(); |
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120 | if (toCountGroups) |
121 | { |
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122 | updateStructures (aViewId, aLayer->CullableStructuresBVH().Structures(), toCountElems, toCountTris, toCountMem); |
123 | updateStructures (aViewId, aLayer->CullableTrsfPersStructuresBVH().Structures(), toCountElems, toCountTris, toCountMem); |
124 | updateStructures (aViewId, aLayer->NonCullableStructures(), toCountElems, toCountTris, toCountMem); |
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125 | } |
126 | } |
127 | } |
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128 | if (toCountMem) |
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129 | { |
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130 | for (OpenGl_Context::OpenGl_ResourcesMap::Iterator aResIter (aView->GlWindow()->GetGlContext()->SharedResources()); |
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131 | aResIter.More(); aResIter.Next()) |
132 | { |
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133 | myCountersTmp[Graphic3d_FrameStatsCounter_EstimatedBytesTextures] += aResIter.Value()->EstimatedDataSize(); |
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134 | } |
135 | |
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136 | { |
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137 | Standard_Size& aMemFbos = myCountersTmp[Graphic3d_FrameStatsCounter_EstimatedBytesFbos]; |
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138 | // main FBOs |
139 | aMemFbos += estimatedDataSize (aView->myMainSceneFbos[0]); |
140 | aMemFbos += estimatedDataSize (aView->myMainSceneFbos[1]); |
141 | aMemFbos += estimatedDataSize (aView->myImmediateSceneFbos[0]); |
142 | aMemFbos += estimatedDataSize (aView->myImmediateSceneFbos[1]); |
143 | // OIT FBOs |
144 | aMemFbos += estimatedDataSize (aView->myMainSceneFbosOit[0]); |
145 | aMemFbos += estimatedDataSize (aView->myMainSceneFbosOit[1]); |
146 | aMemFbos += estimatedDataSize (aView->myImmediateSceneFbosOit[0]); |
147 | aMemFbos += estimatedDataSize (aView->myImmediateSceneFbosOit[1]); |
148 | // dump FBO |
149 | aMemFbos += estimatedDataSize (aView->myFBO); |
150 | // RayTracing FBO |
151 | aMemFbos += estimatedDataSize (aView->myOpenGlFBO); |
152 | aMemFbos += estimatedDataSize (aView->myOpenGlFBO2); |
153 | aMemFbos += estimatedDataSize (aView->myRaytraceFBO1[0]); |
154 | aMemFbos += estimatedDataSize (aView->myRaytraceFBO1[1]); |
155 | aMemFbos += estimatedDataSize (aView->myRaytraceFBO2[0]); |
156 | aMemFbos += estimatedDataSize (aView->myRaytraceFBO2[1]); |
157 | // also RayTracing |
158 | aMemFbos += estimatedDataSize (aView->myRaytraceOutputTexture[0]); |
159 | aMemFbos += estimatedDataSize (aView->myRaytraceOutputTexture[1]); |
160 | aMemFbos += estimatedDataSize (aView->myRaytraceVisualErrorTexture[0]); |
161 | aMemFbos += estimatedDataSize (aView->myRaytraceVisualErrorTexture[1]); |
162 | aMemFbos += estimatedDataSize (aView->myRaytraceTileOffsetsTexture[0]); |
163 | aMemFbos += estimatedDataSize (aView->myRaytraceTileOffsetsTexture[1]); |
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164 | aMemFbos += estimatedDataSize (aView->myRaytraceTileSamplesTexture[0]); |
165 | aMemFbos += estimatedDataSize (aView->myRaytraceTileSamplesTexture[1]); |
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166 | } |
167 | { |
168 | // Ray Tracing geometry |
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169 | Standard_Size& aMemGeom = myCountersTmp[Graphic3d_FrameStatsCounter_EstimatedBytesGeom]; |
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170 | aMemGeom += estimatedDataSize (aView->mySceneNodeInfoTexture); |
171 | aMemGeom += estimatedDataSize (aView->mySceneMinPointTexture); |
172 | aMemGeom += estimatedDataSize (aView->mySceneMaxPointTexture); |
173 | aMemGeom += estimatedDataSize (aView->mySceneTransformTexture); |
174 | aMemGeom += estimatedDataSize (aView->myGeometryVertexTexture); |
175 | aMemGeom += estimatedDataSize (aView->myGeometryNormalTexture); |
176 | aMemGeom += estimatedDataSize (aView->myGeometryTexCrdTexture); |
177 | aMemGeom += estimatedDataSize (aView->myGeometryTriangTexture); |
178 | aMemGeom += estimatedDataSize (aView->myRaytraceMaterialTexture); |
179 | aMemGeom += estimatedDataSize (aView->myRaytraceLightSrcTexture); |
180 | } |
181 | } |
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182 | } |
183 | |
184 | // ======================================================================= |
185 | // function : updateStructures |
186 | // purpose : |
187 | // ======================================================================= |
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188 | void OpenGl_FrameStats::updateStructures (Standard_Integer theViewId, |
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189 | const NCollection_IndexedMap<const Graphic3d_CStructure*>& theStructures, |
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190 | Standard_Boolean theToCountElems, |
191 | Standard_Boolean theToCountTris, |
192 | Standard_Boolean theToCountMem) |
193 | { |
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194 | for (OpenGl_Structure::StructIterator aStructIter (theStructures); aStructIter.More(); aStructIter.Next()) |
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195 | { |
196 | const OpenGl_Structure* aStruct = aStructIter.Value(); |
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197 | const bool isStructHidden = aStruct->IsCulled() |
198 | || !aStruct->IsVisible (theViewId); |
199 | for (; aStruct != NULL; aStruct = aStruct->InstancedStructure()) |
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200 | { |
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201 | if (isStructHidden) |
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202 | { |
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203 | if (theToCountMem) |
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204 | { |
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205 | for (OpenGl_Structure::GroupIterator aGroupIter (aStruct->Groups()); aGroupIter.More(); aGroupIter.Next()) |
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206 | { |
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207 | const OpenGl_Group* aGroup = aGroupIter.Value(); |
208 | for (const OpenGl_ElementNode* aNodeIter = aGroup->FirstNode(); aNodeIter != NULL; aNodeIter = aNodeIter->next) |
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209 | { |
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210 | if (const OpenGl_PrimitiveArray* aPrim = dynamic_cast<const OpenGl_PrimitiveArray*> (aNodeIter->elem)) |
211 | { |
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212 | myCountersTmp[Graphic3d_FrameStatsCounter_EstimatedBytesGeom] += estimatedDataSize (aPrim->AttributesVbo()); |
213 | myCountersTmp[Graphic3d_FrameStatsCounter_EstimatedBytesGeom] += estimatedDataSize (aPrim->IndexVbo()); |
0de16e29 |
214 | } |
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215 | } |
216 | } |
217 | } |
0de16e29 |
218 | continue; |
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219 | } |
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220 | |
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221 | myCountersTmp[Graphic3d_FrameStatsCounter_NbGroupsNotCulled] += aStruct->Groups().Size(); |
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222 | if (!theToCountElems) |
223 | { |
224 | continue; |
225 | } |
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226 | |
0de16e29 |
227 | for (OpenGl_Structure::GroupIterator aGroupIter (aStruct->Groups()); aGroupIter.More(); aGroupIter.Next()) |
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228 | { |
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229 | const OpenGl_Group* aGroup = aGroupIter.Value(); |
230 | for (const OpenGl_ElementNode* aNodeIter = aGroup->FirstNode(); aNodeIter != NULL; aNodeIter = aNodeIter->next) |
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231 | { |
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232 | if (const OpenGl_PrimitiveArray* aPrim = dynamic_cast<const OpenGl_PrimitiveArray*> (aNodeIter->elem)) |
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233 | { |
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234 | ++myCountersTmp[Graphic3d_FrameStatsCounter_NbElemsNotCulled]; |
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235 | if (theToCountMem) |
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236 | { |
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237 | myCountersTmp[Graphic3d_FrameStatsCounter_EstimatedBytesGeom] += estimatedDataSize (aPrim->AttributesVbo()); |
238 | myCountersTmp[Graphic3d_FrameStatsCounter_EstimatedBytesGeom] += estimatedDataSize (aPrim->IndexVbo()); |
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239 | } |
240 | |
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241 | if (aPrim->IsFillDrawMode()) |
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242 | { |
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243 | ++myCountersTmp[Graphic3d_FrameStatsCounter_NbElemsFillNotCulled]; |
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244 | if (!theToCountTris) |
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245 | { |
0de16e29 |
246 | continue; |
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247 | } |
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248 | |
249 | const Handle(OpenGl_VertexBuffer)& anAttribs = aPrim->AttributesVbo(); |
250 | if (anAttribs.IsNull() |
251 | || !anAttribs->IsValid()) |
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252 | { |
0de16e29 |
253 | continue; |
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254 | } |
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255 | |
256 | const Handle(OpenGl_VertexBuffer)& anIndices = aPrim->IndexVbo(); |
257 | const Standard_Integer aNbIndices = !anIndices.IsNull() ? anIndices->GetElemsNb() : anAttribs->GetElemsNb(); |
258 | const Standard_Integer aNbBounds = !aPrim->Bounds().IsNull() ? aPrim->Bounds()->NbBounds : 1; |
259 | switch (aPrim->DrawMode()) |
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260 | { |
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261 | case GL_TRIANGLES: |
262 | { |
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263 | myCountersTmp[Graphic3d_FrameStatsCounter_NbTrianglesNotCulled] += aNbIndices / 3; |
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264 | break; |
265 | } |
266 | case GL_TRIANGLE_STRIP: |
267 | case GL_TRIANGLE_FAN: |
268 | { |
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269 | myCountersTmp[Graphic3d_FrameStatsCounter_NbTrianglesNotCulled] += aNbIndices - 2 * aNbBounds; |
0de16e29 |
270 | break; |
271 | } |
272 | case GL_TRIANGLES_ADJACENCY: |
273 | { |
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274 | myCountersTmp[Graphic3d_FrameStatsCounter_NbTrianglesNotCulled] += aNbIndices / 6; |
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275 | break; |
276 | } |
277 | case GL_TRIANGLE_STRIP_ADJACENCY: |
278 | { |
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279 | myCountersTmp[Graphic3d_FrameStatsCounter_NbTrianglesNotCulled] += aNbIndices - 4 * aNbBounds; |
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280 | break; |
281 | } |
282 | #if !defined(GL_ES_VERSION_2_0) |
283 | case GL_QUADS: |
284 | { |
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285 | myCountersTmp[Graphic3d_FrameStatsCounter_NbTrianglesNotCulled] += aNbIndices / 2; |
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286 | break; |
287 | } |
288 | case GL_QUAD_STRIP: |
289 | { |
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290 | myCountersTmp[Graphic3d_FrameStatsCounter_NbTrianglesNotCulled] += (aNbIndices / 2 - aNbBounds) * 2; |
0de16e29 |
291 | break; |
292 | } |
293 | #endif |
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294 | } |
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295 | } |
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296 | else if (aPrim->DrawMode() == GL_POINTS) |
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297 | { |
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298 | ++myCountersTmp[Graphic3d_FrameStatsCounter_NbElemsPointNotCulled]; |
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299 | if (theToCountTris) |
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300 | { |
0de16e29 |
301 | const Handle(OpenGl_VertexBuffer)& anAttribs = aPrim->AttributesVbo(); |
302 | if (!anAttribs.IsNull() |
303 | && anAttribs->IsValid()) |
304 | { |
305 | const Handle(OpenGl_VertexBuffer)& anIndices = aPrim->IndexVbo(); |
306 | const Standard_Integer aNbIndices = !anIndices.IsNull() ? anIndices->GetElemsNb() : anAttribs->GetElemsNb(); |
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307 | myCountersTmp[Graphic3d_FrameStatsCounter_NbPointsNotCulled] += aNbIndices; |
0de16e29 |
308 | } |
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309 | } |
310 | } |
0de16e29 |
311 | else |
312 | { |
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313 | ++myCountersTmp[Graphic3d_FrameStatsCounter_NbElemsLineNotCulled]; |
0de16e29 |
314 | } |
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315 | } |
0de16e29 |
316 | else if (const OpenGl_Text* aText = dynamic_cast<const OpenGl_Text*> (aNodeIter->elem)) |
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317 | { |
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318 | (void )aText; |
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319 | ++myCountersTmp[Graphic3d_FrameStatsCounter_NbElemsNotCulled]; |
320 | ++myCountersTmp[Graphic3d_FrameStatsCounter_NbElemsTextNotCulled]; |
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321 | } |
322 | } |
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323 | } |
324 | } |
325 | } |
326 | } |