[1387] | 1 | #include "Mesh.h"
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| 2 | #include "glInterface.h"
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| 3 | #include "OcclusionQuery.h"
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| 4 | #include "QtGlRenderer.h"
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| 5 | #include "ViewCellsManager.h"
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| 6 | #include "SceneGraph.h"
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| 7 | #include "Pvs.h"
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| 8 | #include "Viewcell.h"
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| 9 | #include "Beam.h"
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| 10 | #include "KdTree.h"
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| 11 | #include "Environment.h"
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[1581] | 12 | #include "RssPreprocessor.h"
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| 13 | #include "RssTree.h"
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| 14 | #include "Trackball.h"
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[1613] | 15 | #include "QtPreprocessorThread.h"
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[1581] | 16 |
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| 17 |
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[1387] | 18 | #include <Cg/cg.h>
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| 19 | #include <Cg/cgGL.h>
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| 20 |
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| 21 | #include <QVBoxLayout>
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| 22 |
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| 23 | namespace GtpVisibilityPreprocessor {
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| 24 |
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[1581] | 25 |
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| 26 | #define CAMERA_VIEW_WIDTH 0.5f
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| 27 |
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[1387] | 28 | class ViewCellsManager;
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| 29 |
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| 30 | static CGcontext sCgContext = NULL;
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| 31 | static CGprogram sCgFragmentProgram = NULL;
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| 32 | static CGprofile sCgFragmentProfile;
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| 33 |
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| 34 | GLuint frontDepthMap;
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| 35 | GLuint backDepthMap;
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| 36 |
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| 37 | const int depthMapSize = 512;
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| 38 |
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| 39 | //static vector<OcclusionQuery *> sQueries;
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| 40 |
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| 41 | QtGlRendererWidget *rendererWidget = NULL;
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| 42 | QtGlDebuggerWidget *debuggerWidget = NULL;
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| 43 |
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| 44 |
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| 45 | static inline bool ilt(Intersectable *obj1, Intersectable *obj2)
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| 46 | {
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| 47 | return obj1->mId < obj2->mId;
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| 48 | }
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| 49 |
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| 50 |
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| 51 | static void handleCgError()
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| 52 | {
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| 53 | Debug << "Cg error: " << cgGetErrorString(cgGetError()) << endl;
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| 54 | exit(1);
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| 55 | }
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| 56 |
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| 57 | void
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| 58 | QtGlRendererBuffer::EvalRenderCostSample(RenderCostSample &sample,
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| 59 | const bool useOcclusionQueries,
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| 60 | const int threshold
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| 61 | )
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| 62 | {
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| 63 | // choose a random view point
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| 64 | mViewCellsManager->GetViewPoint(mViewPoint);
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| 65 | sample.mPosition = mViewPoint;
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| 66 | //cout << "viewpoint: " << mViewPoint << endl;
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| 67 |
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| 68 | // take a render cost sample by rendering a cube
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| 69 | Vector3 directions[6];
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| 70 |
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| 71 | directions[0] = Vector3(1,0,0);
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| 72 | directions[1] = Vector3(0,1,0);
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| 73 | directions[2] = Vector3(0,0,1);
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| 74 | directions[3] = Vector3(-1,0,0);
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| 75 | directions[4] = Vector3(0,-1,0);
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| 76 | directions[5] = Vector3(0,0,-1);
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| 77 |
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| 78 | sample.mVisibleObjects = 0;
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| 79 |
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| 80 | // reset object counters
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| 81 | ObjectContainer::const_iterator it, it_end = mObjects.end();
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| 82 |
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| 83 | for (it = mObjects.begin(); it != it_end; ++ it)
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| 84 | {
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| 85 | (*it)->mCounter = 0;
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| 86 | }
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| 87 |
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| 88 | ++ mFrame;
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| 89 |
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| 90 | //glCullFace(GL_FRONT);
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| 91 | glCullFace(GL_BACK);
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| 92 | glDisable(GL_CULL_FACE);
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| 93 |
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| 94 |
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| 95 | // query all 6 directions for a full point sample
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| 96 | for (int i = 0; i < 6; ++ i)
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| 97 | {
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| 98 | mViewDirection = directions[i];
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| 99 | SetupCamera();
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| 100 |
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| 101 | glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
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| 102 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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| 103 | //glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); glDepthMask(GL_TRUE);
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| 104 | glDepthFunc(GL_LESS);
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| 105 |
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| 106 | mUseFalseColors = true;
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| 107 |
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| 108 | // the actual scene rendering fills the depth (for occlusion queries)
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| 109 | // and the frame buffer (for item buffer)
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| 110 | RenderScene();
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| 111 |
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| 112 |
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| 113 | if (0)
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| 114 | {
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| 115 | char filename[256];
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| 116 | sprintf(filename, "snap/frame-%04d-%d.png", mFrame, i);
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| 117 | QImage im = toImage();
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| 118 | im.save(filename, "PNG");
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| 119 | }
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| 120 |
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| 121 | // evaluate the sample
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| 122 | if (useOcclusionQueries)
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| 123 | {
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| 124 | EvalQueryWithOcclusionQueries();
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| 125 | }
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| 126 | else
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| 127 | {
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| 128 | EvalQueryWithItemBuffer();
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| 129 | }
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| 130 | }
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| 131 |
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| 132 | // now evaluate the statistics over that sample
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| 133 | // currently only the number of visible objects is taken into account
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| 134 | sample.Reset();
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| 135 |
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| 136 | for (it = mObjects.begin(); it != it_end; ++ it)
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| 137 | {
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| 138 | Intersectable *obj = *it;
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| 139 | if (obj->mCounter >= threshold)
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| 140 | {
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| 141 | ++ sample.mVisibleObjects;
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| 142 | sample.mVisiblePixels += obj->mCounter;
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| 143 | }
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| 144 | }
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| 145 |
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| 146 | //cout << "RS=" << sample.mVisibleObjects << " ";
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| 147 | }
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| 148 |
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| 149 |
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| 150 | QtGlRendererBuffer::~QtGlRendererBuffer()
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| 151 | {
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| 152 | if (sCgFragmentProgram)
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| 153 | cgDestroyProgram(sCgFragmentProgram);
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| 154 | if (sCgContext)
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| 155 | cgDestroyContext(sCgContext);
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| 156 | }
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| 157 |
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| 158 |
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| 159 | void
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| 160 | QtGlRendererBuffer::SampleRenderCost(const int numSamples,
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| 161 | vector<RenderCostSample> &samples,
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| 162 | const bool useOcclusionQueries,
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| 163 | const int threshold
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| 164 | )
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| 165 | {
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| 166 | makeCurrent();
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| 167 |
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| 168 | if (mPixelBuffer == NULL)
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| 169 | mPixelBuffer = new unsigned int[GetWidth()*GetHeight()];
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| 170 |
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| 171 | // using 90 degree projection to capture 360 view with 6 samples
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| 172 | SetupProjection(GetHeight(), GetHeight(), 90.0f);
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| 173 |
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| 174 | //samples.resize(numSamples);
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| 175 | halton.Reset();
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| 176 |
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| 177 | // the number of queries queried in batch mode
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| 178 | const int numQ = 500;
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| 179 |
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| 180 | //const int numQ = (int)mObjects.size();
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| 181 | if (useOcclusionQueries)
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| 182 | {
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| 183 | cout << "\ngenerating " << numQ << " queries ... ";
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| 184 | OcclusionQuery::GenQueries(mOcclusionQueries, numQ);
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| 185 | cout << "finished" << endl;
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| 186 | }
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| 187 |
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| 188 | // sampling queries
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| 189 | for (int i = 0; i < numSamples; ++ i)
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| 190 | {
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| 191 | cout << ".";
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| 192 | EvalRenderCostSample(samples[i], useOcclusionQueries, threshold);
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| 193 | }
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| 194 |
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| 195 | doneCurrent();
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| 196 |
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| 197 | }
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| 198 |
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| 199 |
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| 200 |
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| 201 | QtGlRendererBuffer::QtGlRendererBuffer(const int w,
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| 202 | const int h,
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| 203 | SceneGraph *sceneGraph,
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| 204 | ViewCellsManager *viewcells,
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| 205 | KdTree *tree):
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| 206 | QGLPixelBuffer(QSize(w, h)), GlRendererBuffer(sceneGraph, viewcells, tree) {
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| 207 |
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| 208 | Environment::GetSingleton()->GetIntValue("Preprocessor.pvsRenderErrorSamples", mPvsStatFrames);
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| 209 | mPvsErrorBuffer.resize(mPvsStatFrames);
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| 210 | ClearErrorBuffer();
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| 211 |
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| 212 | mPixelBuffer = NULL;
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| 213 |
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| 214 | makeCurrent();
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| 215 | InitGL();
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| 216 | doneCurrent();
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| 217 |
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| 218 | }
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| 219 |
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| 220 | float
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| 221 | QtGlRendererBuffer::GetPixelError(int &pvsSize)
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| 222 | {
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| 223 | float pErrorPixels = -1.0f;
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| 224 |
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| 225 | glReadBuffer(GL_BACK);
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| 226 |
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| 227 | // mUseFalseColors = true;
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| 228 |
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| 229 | mUseFalseColors = false;
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| 230 | unsigned int pixelCount;
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| 231 |
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| 232 | //static int query = -1;
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| 233 | //if (query == -1)
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| 234 | // glGenOcclusionQueriesNV(1, (unsigned int *)&query);
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| 235 |
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| 236 | OcclusionQuery query;
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| 237 |
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| 238 | if (mDetectEmptyViewSpace) {
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| 239 | // now check whether any backfacing polygon would pass the depth test
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| 240 | SetupCamera();
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| 241 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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| 242 | glEnable( GL_CULL_FACE );
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| 243 |
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| 244 | RenderScene();
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| 245 |
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| 246 | glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
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| 247 | glDepthMask(GL_FALSE);
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| 248 | glDisable( GL_CULL_FACE );
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| 249 |
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| 250 |
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| 251 | query.BeginQuery();
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| 252 |
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| 253 | RenderScene();
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| 254 |
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| 255 | query.EndQuery();
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| 256 |
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| 257 | // at this point, if possible, go and do some other computation
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| 258 | glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
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| 259 | glDepthMask(GL_TRUE);
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| 260 | glEnable( GL_CULL_FACE );
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| 261 |
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| 262 | // reenable other state
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| 263 | pixelCount = query.GetQueryResult();
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| 264 |
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| 265 | if (pixelCount > 0)
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| 266 | return -1.0f; // backfacing polygon found -> not a valid viewspace sample
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| 267 | } else
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| 268 | glDisable( GL_CULL_FACE );
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| 269 |
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| 270 |
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| 271 | ViewCell *viewcell = NULL;
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| 272 |
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| 273 | PrVs prvs;
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| 274 |
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| 275 | mViewCellsManager->SetMaxFilterSize(0);
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| 276 | mViewCellsManager->GetPrVS(mViewPoint, prvs, mViewCellsManager->GetFilterWidth());
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| 277 | viewcell = prvs.mViewCell;
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| 278 |
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| 279 | // ViewCell *viewcell = mViewCellsManager->GetViewCell(mViewPoint);
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| 280 | pvsSize = 0;
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| 281 | if (viewcell) {
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| 282 | SetupCamera();
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| 283 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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| 284 |
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| 285 | glColorMask(GL_FALSE, GL_TRUE, GL_FALSE, GL_FALSE);
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| 286 |
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| 287 | // Render PVS
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| 288 | ObjectPvsMap::const_iterator it = viewcell->GetPvs().mEntries.begin();
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| 289 |
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| 290 | pvsSize = viewcell->GetPvs().mEntries.size();
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| 291 |
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| 292 | for (; it != viewcell->GetPvs().mEntries.end(); ++ it) {
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| 293 | Intersectable *object = (*it).first;
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| 294 | RenderIntersectable(object);
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| 295 | }
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| 296 |
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| 297 | // glColorMask(GL_TRUE, GL_FALSE, GL_FALSE, GL_FALSE);
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| 298 | glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
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| 299 | mUseFalseColors = true;
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| 300 |
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| 301 | query.BeginQuery();
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| 302 |
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| 303 | SetupCamera();
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| 304 |
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| 305 | RenderScene();
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| 306 |
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| 307 | query.EndQuery();
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| 308 |
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| 309 |
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| 310 | unsigned int pixelCount;
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| 311 | // reenable other state
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| 312 | pixelCount = query.GetQueryResult();
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| 313 |
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| 314 |
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| 315 | pErrorPixels = ((float)pixelCount)/(GetWidth()*GetHeight());
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| 316 | if (mSnapErrorFrames && pErrorPixels > 0.01) {
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| 317 |
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| 318 | char filename[256];
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| 319 | sprintf(filename, "error-frame-%04d-%0.5f.png", mFrame, pErrorPixels);
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| 320 | QImage im = toImage();
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| 321 | string str = mSnapPrefix + filename;
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| 322 | QString qstr(str.c_str());
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| 323 |
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| 324 | im.save(qstr, "PNG");
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| 325 | if (1) { //0 && mFrame == 1543) {
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| 326 | int x,y;
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| 327 | int lastIndex = -1;
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| 328 | for (y=0; y < im.height(); y++)
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| 329 | for (x=0; x < im.width(); x++) {
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| 330 | QRgb p = im.pixel(x,y);
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| 331 | int index = qRed(p) + (qGreen(p)<<8) + (qBlue(p)<<16);
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| 332 | if (qGreen(p) != 255 && index!=0) {
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| 333 | if (index != lastIndex) {
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| 334 | // Debug<<"ei="<<index<<" ";
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| 335 | lastIndex = index;
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| 336 | }
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| 337 | }
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| 338 | }
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| 339 | }
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| 340 |
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| 341 |
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| 342 | mUseFalseColors = false;
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| 343 | glPushAttrib(GL_CURRENT_BIT);
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| 344 | glColor3f(0,1,0);
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| 345 | glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
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| 346 | SetupCamera();
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| 347 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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| 348 |
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| 349 | // Render PVS
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| 350 | ObjectPvsMap::const_iterator it = viewcell->GetPvs().mEntries.begin();
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| 351 |
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| 352 | for (; it != viewcell->GetPvs().mEntries.end(); ++ it) {
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| 353 | Intersectable *object = (*it).first;
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| 354 | RenderIntersectable(object);
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| 355 | }
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| 356 |
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| 357 | im = toImage();
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| 358 | sprintf(filename, "error-frame-%04d-%0.5f-pvs.png", mFrame, pErrorPixels);
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| 359 | str = mSnapPrefix + filename;
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| 360 | qstr = str.c_str();
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| 361 | im.save(qstr, "PNG");
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| 362 | glPopAttrib();
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| 363 | }
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| 364 | glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
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| 365 | }
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| 366 |
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| 367 | if (viewcell && mViewCellsManager->GetMaxFilterSize() > 0)
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| 368 | mViewCellsManager->DeleteLocalMergeTree(viewcell);
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| 369 |
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| 370 | return pErrorPixels;
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| 371 | }
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| 372 |
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| 373 |
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| 374 | void
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| 375 | QtGlRendererBuffer::ClearErrorBuffer()
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| 376 | {
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| 377 | for (int i=0; i < mPvsStatFrames; i++) {
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| 378 | mPvsErrorBuffer[i].mError = 1.0f;
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| 379 | }
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| 380 | }
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| 381 |
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| 382 |
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| 383 | void
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| 384 | QtGlRendererBuffer::EvalPvsStat()
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| 385 | {
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| 386 | mPvsStat.Reset();
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| 387 | halton.Reset();
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| 388 |
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| 389 | makeCurrent();
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| 390 |
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| 391 | SetupProjection(GetWidth(), GetHeight());
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| 392 |
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| 393 | for (int i=0; i < mPvsStatFrames; i++) {
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| 394 | float err;
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| 395 | // set frame id for saving the error buffer
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| 396 | mFrame = i;
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| 397 | RandomViewPoint();
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| 398 |
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| 399 | // atlanta problematic frames: 325 525 691 1543
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| 400 | #if 0
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| 401 | if (mFrame != 325 &&
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| 402 | mFrame != 525 &&
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| 403 | mFrame != 691 &&
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| 404 | mFrame != 1543)
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| 405 | mPvsErrorBuffer[i] = -1;
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| 406 | else {
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| 407 | Debug<<"frame ="<<mFrame<<" vp="<<mViewPoint<<" vd="<<mViewDirection<<endl;
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| 408 | }
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| 409 | #endif
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| 410 | if (mPvsErrorBuffer[i].mError > 0.0f) {
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| 411 | int pvsSize;
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| 412 |
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| 413 |
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| 414 | float error = GetPixelError(pvsSize);
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| 415 | mPvsErrorBuffer[i].mError = error;
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| 416 | mPvsErrorBuffer[i].mPvsSize = pvsSize;
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| 417 |
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| 418 | emit UpdatePvsErrorItem(i,
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| 419 | mPvsErrorBuffer[i]);
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| 420 |
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| 421 | cout<<"("<<i<<","<<mPvsErrorBuffer[i].mError<<")";
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| 422 | // swapBuffers();
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| 423 | }
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| 424 |
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| 425 | err = mPvsErrorBuffer[i].mError;
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| 426 |
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| 427 | if (err >= 0.0f) {
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| 428 | if (err > mPvsStat.maxError)
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| 429 | mPvsStat.maxError = err;
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| 430 | mPvsStat.sumError += err;
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| 431 | mPvsStat.sumPvsSize += mPvsErrorBuffer[i].mPvsSize;
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| 432 |
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| 433 | if (err == 0.0f)
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| 434 | mPvsStat.errorFreeFrames++;
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| 435 | mPvsStat.frames++;
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| 436 | }
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| 437 | }
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| 438 |
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| 439 | glFinish();
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| 440 | doneCurrent();
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| 441 |
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| 442 | cout<<endl<<flush;
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| 443 | // mRenderingFinished.wakeAll();
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| 444 | }
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| 445 |
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| 446 |
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| 447 |
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| 448 |
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| 449 |
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| 450 |
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| 451 |
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| 452 | void QtGlRendererBuffer::SampleBeamContributions(Intersectable *sourceObject,
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| 453 | Beam &beam,
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| 454 | const int desiredSamples,
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| 455 | BeamSampleStatistics &stat)
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| 456 | {
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| 457 | // TODO: should be moved out of here (not to be done every time)
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| 458 | // only back faces are interesting for the depth pass
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| 459 | glShadeModel(GL_FLAT);
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| 460 | glDisable(GL_LIGHTING);
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| 461 |
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| 462 | // needed to kill the fragments for the front buffer
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| 463 | glEnable(GL_ALPHA_TEST);
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| 464 | glAlphaFunc(GL_GREATER, 0);
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| 465 |
|
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| 466 | // assumes that the beam is constructed and contains kd-tree nodes
|
---|
| 467 | // and viewcells which it intersects
|
---|
| 468 |
|
---|
| 469 |
|
---|
| 470 | // Get the number of viewpoints to be sampled
|
---|
| 471 | // Now it is a sqrt but in general a wiser decision could be made.
|
---|
| 472 | // The less viewpoints the better for rendering performance, since less passes
|
---|
| 473 | // over the beam is needed.
|
---|
| 474 | // The viewpoints could actually be generated outside of the bounding box which
|
---|
| 475 | // would distribute the 'efective viewpoints' of the object surface and thus
|
---|
| 476 | // with a few viewpoints better sample the viewpoint space....
|
---|
| 477 |
|
---|
| 478 | //TODO: comment in
|
---|
| 479 | //int viewPointSamples = sqrt((float)desiredSamples);
|
---|
| 480 | int viewPointSamples = max(desiredSamples / (GetWidth() * GetHeight()), 1);
|
---|
| 481 |
|
---|
| 482 | // the number of direction samples per pass is given by the number of viewpoints
|
---|
| 483 | int directionalSamples = desiredSamples / viewPointSamples;
|
---|
| 484 |
|
---|
| 485 | Debug << "directional samples: " << directionalSamples << endl;
|
---|
| 486 | for (int i = 0; i < viewPointSamples; ++ i)
|
---|
| 487 | {
|
---|
| 488 | Vector3 viewPoint = beam.mBox.GetRandomPoint();
|
---|
| 489 |
|
---|
| 490 | // perhaps the viewpoint should be shifted back a little bit so that it always lies
|
---|
| 491 | // inside the source object
|
---|
| 492 | // 'ideally' the viewpoints would be distributed on the soureObject surface, but this
|
---|
| 493 | // would require more complicated sampling (perhaps hierarchical rejection sampling of
|
---|
| 494 | // the object surface is an option here - only the mesh faces which are inside the box
|
---|
| 495 | // are considered as candidates)
|
---|
| 496 |
|
---|
| 497 | SampleViewpointContributions(sourceObject,
|
---|
| 498 | viewPoint,
|
---|
| 499 | beam,
|
---|
| 500 | directionalSamples,
|
---|
| 501 | stat);
|
---|
| 502 | }
|
---|
| 503 |
|
---|
| 504 |
|
---|
| 505 | // note:
|
---|
| 506 | // this routine would be called only if the number of desired samples is sufficiently
|
---|
| 507 | // large - for other rss tree cells the cpu based sampling is perhaps more efficient
|
---|
| 508 | // distributing the work between cpu and gpu would also allow us to place more sophisticated
|
---|
| 509 | // sample distributions (silhouette ones) using the cpu and the jittered once on the GPU
|
---|
| 510 | // in order that thios scheme is working well the gpu render buffer should run in a separate
|
---|
| 511 | // thread than the cpu sampler, which would not be such a big problem....
|
---|
| 512 |
|
---|
| 513 | // disable alpha test again
|
---|
| 514 | glDisable(GL_ALPHA_TEST);
|
---|
| 515 | }
|
---|
| 516 |
|
---|
| 517 |
|
---|
| 518 |
|
---|
| 519 | void QtGlRendererBuffer::SampleViewpointContributions(Intersectable *sourceObject,
|
---|
| 520 | const Vector3 viewPoint,
|
---|
| 521 | Beam &beam,
|
---|
| 522 | const int samples,
|
---|
| 523 | BeamSampleStatistics &stat)
|
---|
| 524 | {
|
---|
| 525 | // 1. setup the view port to match the desired samples
|
---|
| 526 | glViewport(0, 0, samples, samples);
|
---|
| 527 |
|
---|
| 528 | // 2. setup the projection matrix and view matrix to match the viewpoint + beam.mDirBox
|
---|
| 529 | SetupProjectionForViewPoint(viewPoint, beam, sourceObject);
|
---|
| 530 |
|
---|
| 531 |
|
---|
| 532 | // 3. reset z-buffer to 0 and render the source object for the beam
|
---|
| 533 | // with glCullFace(Enabled) and glFrontFace(GL_CW)
|
---|
| 534 | // save result to the front depth map
|
---|
| 535 | // the front depth map holds ray origins
|
---|
| 536 |
|
---|
| 537 |
|
---|
| 538 | // front depth buffer must be initialised to 0
|
---|
| 539 | float clearDepth;
|
---|
| 540 |
|
---|
| 541 | glGetFloatv(GL_DEPTH_CLEAR_VALUE, &clearDepth);
|
---|
| 542 | glClearDepth(0.0f);
|
---|
| 543 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
|
---|
| 544 |
|
---|
| 545 |
|
---|
| 546 | //glFrontFace(GL_CW);
|
---|
| 547 | glEnable(GL_CULL_FACE);
|
---|
| 548 | glCullFace(GL_FRONT);
|
---|
| 549 | glColorMask(0, 0, 0, 0);
|
---|
| 550 |
|
---|
| 551 |
|
---|
| 552 | // stencil is increased where the source object is located
|
---|
| 553 | glEnable(GL_STENCIL_TEST);
|
---|
| 554 | glStencilFunc(GL_ALWAYS, 0x1, 0x1);
|
---|
| 555 | glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
|
---|
| 556 |
|
---|
| 557 |
|
---|
| 558 | #if 0
|
---|
| 559 | static int glSourceObjList = -1;
|
---|
| 560 | if (glSourceObjList != -1)
|
---|
| 561 | {
|
---|
| 562 | glSourceObjList = glGenLists(1);
|
---|
| 563 | glNewList(glSourceObjList, GL_COMPILE);
|
---|
| 564 |
|
---|
| 565 | RenderIntersectable(sourceObject);
|
---|
| 566 |
|
---|
| 567 | glEndList();
|
---|
| 568 | }
|
---|
| 569 | glCallList(glSourceObjList);
|
---|
| 570 |
|
---|
| 571 | #else
|
---|
| 572 | RenderIntersectable(sourceObject);
|
---|
| 573 |
|
---|
| 574 | #endif
|
---|
| 575 |
|
---|
| 576 | // copy contents of the front depth buffer into depth texture
|
---|
| 577 | glBindTexture(GL_TEXTURE_2D, frontDepthMap);
|
---|
| 578 | glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, depthMapSize, depthMapSize);
|
---|
| 579 |
|
---|
| 580 |
|
---|
| 581 | // reset clear function
|
---|
| 582 | glClearDepth(clearDepth);
|
---|
| 583 |
|
---|
| 584 |
|
---|
| 585 |
|
---|
| 586 | // 4. set up the termination depth buffer (= standard depth buffer)
|
---|
| 587 | // only rays which have non-zero entry in the origin buffer are valid since
|
---|
| 588 | // they realy start on the object surface (this is tagged by setting a
|
---|
| 589 | // stencil buffer bit at step 3).
|
---|
| 590 |
|
---|
| 591 | glStencilFunc(GL_EQUAL, 0x1, 0x1);
|
---|
| 592 | glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
|
---|
| 593 |
|
---|
| 594 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 595 | glDepthMask(1);
|
---|
| 596 |
|
---|
| 597 | glEnable(GL_DEPTH_TEST);
|
---|
| 598 |
|
---|
| 599 | glEnable(GL_CULL_FACE);
|
---|
| 600 | glCullFace(GL_BACK);
|
---|
| 601 |
|
---|
| 602 | // setup front depth buffer
|
---|
| 603 | glEnable(GL_TEXTURE_2D);
|
---|
| 604 |
|
---|
| 605 | // bind pixel shader implementing the front depth buffer functionality
|
---|
| 606 | cgGLBindProgram(sCgFragmentProgram);
|
---|
| 607 | cgGLEnableProfile(sCgFragmentProfile);
|
---|
| 608 |
|
---|
| 609 |
|
---|
| 610 | // 5. render all objects inside the beam
|
---|
| 611 | // we can use id based false color to read them back for gaining the pvs
|
---|
| 612 |
|
---|
| 613 | glColorMask(1, 1, 1, 1);
|
---|
| 614 |
|
---|
| 615 |
|
---|
| 616 | // if objects not stored in beam => extract objects
|
---|
| 617 | if (beam.mFlags & !Beam::STORE_OBJECTS)
|
---|
| 618 | {
|
---|
| 619 | vector<KdNode *>::const_iterator it, it_end = beam.mKdNodes.end();
|
---|
| 620 |
|
---|
| 621 | Intersectable::NewMail();
|
---|
| 622 | for (it = beam.mKdNodes.begin(); it != it_end; ++ it)
|
---|
| 623 | {
|
---|
| 624 | mKdTree->CollectObjects(*it, beam.mObjects);
|
---|
| 625 | }
|
---|
| 626 | }
|
---|
| 627 |
|
---|
| 628 |
|
---|
| 629 | // (objects can be compiled to a gl list now so that subsequent rendering for
|
---|
| 630 | // this beam is fast - the same hold for step 3)
|
---|
| 631 | // Afterwards we have two depth buffers defining the ray origin and termination
|
---|
| 632 |
|
---|
| 633 |
|
---|
| 634 | #if 0
|
---|
| 635 | static int glObjList = -1;
|
---|
| 636 | if (glObjList != -1)
|
---|
| 637 | {
|
---|
| 638 | glObjList = glGenLists(1);
|
---|
| 639 | glNewList(glObjList, GL_COMPILE);
|
---|
| 640 |
|
---|
| 641 | ObjectContainer::const_iterator it, it_end = beam.mObjects.end();
|
---|
| 642 | for (it = beam.mObjects.begin(); it != it_end; ++ it)
|
---|
| 643 | {
|
---|
| 644 | // render all objects except the source object
|
---|
| 645 | if (*it != sourceObject)
|
---|
| 646 | RenderIntersectable(*it);
|
---|
| 647 | }
|
---|
| 648 |
|
---|
| 649 | glEndList();
|
---|
| 650 | }
|
---|
| 651 |
|
---|
| 652 | glCallList(glObjList);
|
---|
| 653 | #else
|
---|
| 654 | ObjectContainer::const_iterator it, it_end = beam.mObjects.end();
|
---|
| 655 | for (it = beam.mObjects.begin(); it != it_end; ++ it)
|
---|
| 656 | {
|
---|
| 657 | // render all objects except the source object
|
---|
| 658 | if (*it != sourceObject)
|
---|
| 659 | RenderIntersectable(*it);
|
---|
| 660 | }
|
---|
| 661 | #endif
|
---|
| 662 |
|
---|
| 663 |
|
---|
| 664 |
|
---|
| 665 | // 6. Use occlusion queries for all viewcell meshes associated with the beam ->
|
---|
| 666 | // a fragment passes if the corresponding stencil fragment is set and its depth is
|
---|
| 667 | // between origin and termination buffer
|
---|
| 668 |
|
---|
| 669 | // create new queries if necessary
|
---|
| 670 | OcclusionQuery::GenQueries(mOcclusionQueries, (int)beam.mViewCells.size());
|
---|
| 671 |
|
---|
| 672 | // check whether any backfacing polygon would pass the depth test?
|
---|
| 673 | // matt: should check both back /front facing because of dual depth buffer
|
---|
| 674 | // and danger of cutting the near plane with front facing polys.
|
---|
| 675 |
|
---|
| 676 | glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
|
---|
| 677 | glDepthMask(GL_FALSE);
|
---|
| 678 | glDisable(GL_CULL_FACE);
|
---|
| 679 |
|
---|
| 680 |
|
---|
| 681 | ViewCellContainer::const_iterator vit, vit_end = beam.mViewCells.end();
|
---|
| 682 |
|
---|
| 683 | int queryIdx = 0;
|
---|
| 684 |
|
---|
| 685 | for (vit = beam.mViewCells.begin(); vit != vit_end; ++ vit)
|
---|
| 686 | {
|
---|
| 687 | mOcclusionQueries[queryIdx ++]->BeginQuery();
|
---|
| 688 |
|
---|
| 689 | RenderIntersectable(*vit);
|
---|
| 690 |
|
---|
| 691 | mOcclusionQueries[queryIdx]->EndQuery();
|
---|
| 692 |
|
---|
| 693 | ++ queryIdx;
|
---|
| 694 | }
|
---|
| 695 |
|
---|
| 696 |
|
---|
| 697 |
|
---|
| 698 | // at this point, if possible, go and do some other computation
|
---|
| 699 |
|
---|
| 700 |
|
---|
| 701 |
|
---|
| 702 | // 7. The number of visible pixels is the number of sample rays which see the source
|
---|
| 703 | // object from the corresponding viewcell -> remember these values for later update
|
---|
| 704 | // of the viewcell pvs - or update immediately?
|
---|
| 705 |
|
---|
| 706 | queryIdx = 0;
|
---|
| 707 |
|
---|
| 708 | for (vit = beam.mViewCells.begin(); vit != vit_end; ++ vit)
|
---|
| 709 | {
|
---|
| 710 | // fetch queries
|
---|
| 711 | unsigned int pixelCount = mOcclusionQueries[queryIdx ++]->GetQueryResult();
|
---|
| 712 |
|
---|
| 713 | if (pixelCount)
|
---|
| 714 | Debug << "view cell " << (*vit)->GetId() << " visible pixels: " << pixelCount << endl;
|
---|
| 715 | }
|
---|
| 716 |
|
---|
| 717 |
|
---|
| 718 | // 8. Copmpute rendering statistics
|
---|
| 719 | // In general it is not neccessary to remember to extract all the rays cast. I hope it
|
---|
| 720 | // would be sufficient to gain only the intergral statistics about the new contributions
|
---|
| 721 | // and so the rss tree would actually store no new rays (only the initial ones)
|
---|
| 722 | // the subdivision of the tree would only be driven by the statistics (the glrender could
|
---|
| 723 | // evaluate the contribution entropy for example)
|
---|
| 724 | // However might be an option to extract/store only those the rays which made a contribution
|
---|
| 725 | // (new viewcell has been discovered) or relative contribution greater than a threshold ...
|
---|
| 726 |
|
---|
| 727 | ObjectContainer pvsObj;
|
---|
| 728 | stat.pvsSize = ComputePvs(beam.mObjects, pvsObj);
|
---|
| 729 |
|
---|
| 730 | // to gain ray source and termination
|
---|
| 731 | // copy contents of ray termination buffer into depth texture
|
---|
| 732 | // and compare with ray source buffer
|
---|
| 733 | #if 0
|
---|
| 734 | VssRayContainer rays;
|
---|
| 735 |
|
---|
| 736 | glBindTexture(GL_TEXTURE_2D, backDepthMap);
|
---|
| 737 | glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, depthMapSize, depthMapSize);
|
---|
| 738 |
|
---|
| 739 | ComputeRays(Intersectable *sourceObj, rays);
|
---|
| 740 |
|
---|
| 741 | #endif
|
---|
| 742 |
|
---|
| 743 |
|
---|
| 744 |
|
---|
| 745 | //-- cleanup
|
---|
| 746 |
|
---|
| 747 |
|
---|
| 748 | // reset gl state
|
---|
| 749 | glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
|
---|
| 750 | glDepthMask(GL_TRUE);
|
---|
| 751 | glEnable(GL_CULL_FACE);
|
---|
| 752 | glDisable(GL_STENCIL_TEST);
|
---|
| 753 | cgGLDisableProfile(sCgFragmentProfile);
|
---|
| 754 | glDisable(GL_TEXTURE_2D);
|
---|
| 755 |
|
---|
| 756 | // remove objects from beam
|
---|
| 757 | if (beam.mFlags & !Beam::STORE_OBJECTS)
|
---|
| 758 | beam.mObjects.clear();
|
---|
| 759 | }
|
---|
| 760 |
|
---|
| 761 |
|
---|
| 762 | void QtGlRendererBuffer::SetupProjectionForViewPoint(const Vector3 &viewPoint,
|
---|
| 763 | const Beam &beam,
|
---|
| 764 | Intersectable *sourceObject)
|
---|
| 765 | {
|
---|
| 766 | float left, right, bottom, top, znear, zfar;
|
---|
| 767 |
|
---|
| 768 | beam.ComputePerspectiveFrustum(left, right, bottom, top, znear, zfar,
|
---|
| 769 | mSceneGraph->GetBox());
|
---|
| 770 |
|
---|
| 771 | //Debug << left << " " << right << " " << bottom << " " << top << " " << znear << " " << zfar << endl;
|
---|
| 772 | glMatrixMode(GL_PROJECTION);
|
---|
| 773 | glLoadIdentity();
|
---|
| 774 | glFrustum(left, right, bottom, top, znear, zfar);
|
---|
| 775 | //glFrustum(-1, 1, -1, 1, 1, 20000);
|
---|
| 776 |
|
---|
| 777 | const Vector3 center = viewPoint + beam.GetMainDirection() * (zfar - znear) * 0.3f;
|
---|
| 778 | const Vector3 up =
|
---|
| 779 | Normalize(CrossProd(beam.mPlanes[0].mNormal, beam.mPlanes[4].mNormal));
|
---|
| 780 |
|
---|
[1715] | 781 | #ifdef GTP_DEBUG
|
---|
[1387] | 782 | Debug << "view point: " << viewPoint << endl;
|
---|
| 783 | Debug << "eye: " << center << endl;
|
---|
| 784 | Debug << "up: " << up << endl;
|
---|
| 785 | #endif
|
---|
| 786 |
|
---|
| 787 | glMatrixMode(GL_MODELVIEW);
|
---|
| 788 | glLoadIdentity();
|
---|
| 789 | gluLookAt(viewPoint.x, viewPoint.y, viewPoint.z,
|
---|
| 790 | center.x, center.y, center.z,
|
---|
| 791 | up.x, up.y, up.z);
|
---|
| 792 | }
|
---|
| 793 |
|
---|
| 794 |
|
---|
| 795 | void QtGlRendererBuffer::InitGL()
|
---|
| 796 | {
|
---|
| 797 | makeCurrent();
|
---|
| 798 | GlRenderer::InitGL();
|
---|
| 799 |
|
---|
| 800 | #if 1
|
---|
| 801 | // initialise dual depth buffer textures
|
---|
| 802 | glGenTextures(1, &frontDepthMap);
|
---|
| 803 | glBindTexture(GL_TEXTURE_2D, frontDepthMap);
|
---|
| 804 |
|
---|
| 805 | glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, depthMapSize,
|
---|
[1581] | 806 | depthMapSize, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_BYTE, NULL);
|
---|
| 807 |
|
---|
[1387] | 808 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
|
---|
| 809 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
|
---|
| 810 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
|
---|
| 811 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
|
---|
| 812 |
|
---|
| 813 | glGenTextures(1, &backDepthMap);
|
---|
| 814 | glBindTexture(GL_TEXTURE_2D, backDepthMap);
|
---|
| 815 |
|
---|
| 816 | glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, depthMapSize,
|
---|
| 817 | depthMapSize, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_BYTE, NULL);
|
---|
| 818 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
|
---|
| 819 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
|
---|
| 820 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
|
---|
| 821 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
|
---|
| 822 |
|
---|
| 823 | // cg initialization
|
---|
| 824 | cgSetErrorCallback(handleCgError);
|
---|
| 825 | sCgContext = cgCreateContext();
|
---|
| 826 |
|
---|
| 827 | if (cgGLIsProfileSupported(CG_PROFILE_ARBFP1))
|
---|
| 828 | sCgFragmentProfile = CG_PROFILE_ARBFP1;
|
---|
| 829 | else
|
---|
| 830 | {
|
---|
| 831 | // try FP30
|
---|
| 832 | if (cgGLIsProfileSupported(CG_PROFILE_FP30))
|
---|
| 833 | sCgFragmentProfile = CG_PROFILE_FP30;
|
---|
| 834 | else
|
---|
| 835 | {
|
---|
| 836 | Debug << "Neither arbfp1 or fp30 fragment profiles supported on this system" << endl;
|
---|
| 837 | exit(1);
|
---|
| 838 | }
|
---|
| 839 | }
|
---|
| 840 |
|
---|
| 841 |
|
---|
| 842 | sCgFragmentProgram = cgCreateProgramFromFile(sCgContext,
|
---|
| 843 | CG_SOURCE, "../src/dual_depth.cg",
|
---|
| 844 | sCgFragmentProfile,
|
---|
| 845 | NULL,
|
---|
| 846 | NULL);
|
---|
| 847 |
|
---|
| 848 | if (!cgIsProgramCompiled(sCgFragmentProgram))
|
---|
| 849 | cgCompileProgram(sCgFragmentProgram);
|
---|
| 850 |
|
---|
| 851 | cgGLLoadProgram(sCgFragmentProgram);
|
---|
| 852 | cgGLBindProgram(sCgFragmentProgram);
|
---|
| 853 |
|
---|
| 854 | Debug << "---- PROGRAM BEGIN ----\n" <<
|
---|
| 855 | cgGetProgramString(sCgFragmentProgram, CG_COMPILED_PROGRAM) << "---- PROGRAM END ----\n";
|
---|
| 856 |
|
---|
| 857 | #endif
|
---|
| 858 | doneCurrent();
|
---|
| 859 | }
|
---|
| 860 |
|
---|
| 861 |
|
---|
| 862 | void QtGlRendererBuffer::ComputeRays(Intersectable *sourceObj, VssRayContainer &rays)
|
---|
| 863 | {
|
---|
| 864 | for (int i = 0; i < depthMapSize * depthMapSize; ++ i)
|
---|
| 865 | {
|
---|
| 866 | //todo glGetTexImage()
|
---|
| 867 | }
|
---|
| 868 | }
|
---|
| 869 |
|
---|
| 870 |
|
---|
| 871 |
|
---|
| 872 | int QtGlRendererBuffer::ComputePvs(ObjectContainer &objects,
|
---|
[1594] | 873 | ObjectContainer &pvs) const
|
---|
[1387] | 874 | {
|
---|
| 875 | int pvsSize = 0;
|
---|
| 876 | QImage image = toImage();
|
---|
| 877 | Intersectable::NewMail();
|
---|
| 878 |
|
---|
| 879 | std::stable_sort(objects.begin(), objects.end(), ilt);
|
---|
| 880 |
|
---|
| 881 | MeshInstance dummy(NULL);
|
---|
| 882 |
|
---|
| 883 | Intersectable *obj = NULL;
|
---|
| 884 |
|
---|
| 885 | for (int x = 0; x < image.width(); ++ x)
|
---|
| 886 | {
|
---|
| 887 | for (int y = 0; y < image.height(); ++ y)
|
---|
| 888 | {
|
---|
| 889 | QRgb pix = image.pixel(x, y);
|
---|
| 890 | const int id = GetId(qRed(pix), qGreen(pix), qBlue(pix));
|
---|
| 891 |
|
---|
| 892 | dummy.SetId(id);
|
---|
| 893 |
|
---|
| 894 | ObjectContainer::iterator oit =
|
---|
| 895 | lower_bound(objects.begin(), objects.end(), &dummy, ilt);
|
---|
| 896 |
|
---|
| 897 |
|
---|
| 898 | if (//(oit != oit.end()) &&
|
---|
| 899 | ((*oit)->GetId() == id) &&
|
---|
| 900 | !obj->Mailed())
|
---|
| 901 | {
|
---|
| 902 | obj = *oit;
|
---|
| 903 | obj->Mail();
|
---|
| 904 | ++ pvsSize;
|
---|
| 905 | pvs.push_back(obj);
|
---|
| 906 | }
|
---|
| 907 | }
|
---|
| 908 | }
|
---|
| 909 |
|
---|
| 910 | return pvsSize;
|
---|
| 911 | }
|
---|
| 912 |
|
---|
| 913 |
|
---|
| 914 |
|
---|
| 915 | void
|
---|
[1581] | 916 | QtGlRendererWidget::SetupCameraProjection(const int w, const int h, const float angle)
|
---|
[1387] | 917 | {
|
---|
[1581] | 918 | if (!mTopView) {
|
---|
| 919 | int ww = w*CAMERA_VIEW_WIDTH;
|
---|
| 920 | int hh = h;
|
---|
| 921 | glViewport(0, 0, ww, hh);
|
---|
[1387] | 922 | glMatrixMode(GL_PROJECTION);
|
---|
| 923 | glLoadIdentity();
|
---|
[1581] | 924 | gluPerspective(angle, ww/(float)hh, 0.1, 2.0*Magnitude(mSceneGraph->GetBox().Diagonal()));
|
---|
[1387] | 925 | glMatrixMode(GL_MODELVIEW);
|
---|
[1581] | 926 | } else {
|
---|
| 927 | int ww = w*CAMERA_VIEW_WIDTH;
|
---|
| 928 | int hh = h;
|
---|
| 929 | glViewport(0, 0, ww, hh);
|
---|
| 930 | glMatrixMode(GL_PROJECTION);
|
---|
| 931 | glLoadIdentity();
|
---|
| 932 | gluPerspective(50.0, ww/(float)hh, 0.1, 20.0*Magnitude(mSceneGraph->GetBox().Diagonal()));
|
---|
| 933 | glMatrixMode(GL_MODELVIEW);
|
---|
[1387] | 934 | }
|
---|
| 935 | }
|
---|
| 936 |
|
---|
| 937 | void
|
---|
[1581] | 938 | QtGlRendererWidget::SetupManipulatorProjection(const int w, const int h, const float angle)
|
---|
| 939 | {
|
---|
| 940 | int ww = w*(1.0f - CAMERA_VIEW_WIDTH);
|
---|
| 941 | int hh = h;
|
---|
| 942 | glViewport(w - ww, 0, ww, hh);
|
---|
| 943 | glMatrixMode(GL_PROJECTION);
|
---|
| 944 | glLoadIdentity();
|
---|
[1585] | 945 | gluPerspective(angle, ww/(float)hh, 0.1f, 1000.0f);
|
---|
[1581] | 946 | glMatrixMode(GL_MODELVIEW);
|
---|
| 947 | }
|
---|
| 948 |
|
---|
| 949 | void
|
---|
[1387] | 950 | QtGlRendererWidget::RenderPvs()
|
---|
| 951 | {
|
---|
| 952 |
|
---|
[1594] | 953 | Intersectable::NewMail();
|
---|
| 954 |
|
---|
[1387] | 955 | ViewCell *viewcell = NULL;
|
---|
| 956 |
|
---|
| 957 | PrVs prvs;
|
---|
| 958 |
|
---|
| 959 | if (!mUseFilter) {
|
---|
| 960 | viewcell = mViewCellsManager->GetViewCell(mViewPoint, true);
|
---|
| 961 | } else {
|
---|
| 962 | // mViewCellsManager->SetMaxFilterSize(1);
|
---|
| 963 | mViewCellsManager->GetPrVS(mViewPoint, prvs, mViewCellsManager->GetFilterWidth());
|
---|
| 964 | viewcell = prvs.mViewCell;
|
---|
| 965 | }
|
---|
| 966 |
|
---|
| 967 | if (viewcell) {
|
---|
| 968 | // copy the pvs so that it can be filtered...
|
---|
| 969 | ObjectPvs pvs = viewcell->GetPvs();
|
---|
| 970 |
|
---|
| 971 | if (mUseSpatialFilter) {
|
---|
| 972 | mViewCellsManager->ApplySpatialFilter(mKdTree,
|
---|
| 973 | mSpatialFilterSize*
|
---|
| 974 | Magnitude(mViewCellsManager->GetViewSpaceBox().Size()),
|
---|
| 975 | pvs);
|
---|
| 976 | }
|
---|
| 977 |
|
---|
| 978 |
|
---|
| 979 | ObjectPvsMap::const_iterator it = pvs.mEntries.begin();
|
---|
[1594] | 980 |
|
---|
[1387] | 981 | mPvsSize = pvs.mEntries.size();
|
---|
| 982 |
|
---|
| 983 | for (; it != pvs.mEntries.end(); ++ it) {
|
---|
| 984 | Intersectable *object = (*it).first;
|
---|
[1594] | 985 |
|
---|
| 986 | if (mRenderVisibilityEstimates) {
|
---|
[1694] | 987 | float visibility = mTransferFunction*log10((*it).second.mSumPdf + 1); // /5.0f
|
---|
[1594] | 988 | glColor3f(visibility, 0.0f, 0.0f);
|
---|
| 989 | mUseForcedColors = true;
|
---|
| 990 | RenderIntersectable(object);
|
---|
| 991 | mUseForcedColors = false;
|
---|
| 992 | } else {
|
---|
| 993 | mUseForcedColors = false;
|
---|
| 994 | RenderIntersectable(object);
|
---|
| 995 | }
|
---|
[1387] | 996 | }
|
---|
| 997 |
|
---|
| 998 | if (mRenderFilter) {
|
---|
| 999 | mWireFrame = true;
|
---|
| 1000 | RenderIntersectable(viewcell);
|
---|
[1608] | 1001 | glPushMatrix();
|
---|
| 1002 | glTranslatef(mViewPoint.x, mViewPoint.y, mViewPoint.z);
|
---|
[1694] | 1003 | glScalef(5.0f,5.0f,5.0f);
|
---|
| 1004 | glPushAttrib(GL_CURRENT_BIT);
|
---|
| 1005 | glColor3f(1.0f, 0.0f, 0.0f);
|
---|
[1608] | 1006 | gluSphere((::GLUquadric *)mSphere,
|
---|
| 1007 | 1e-3*Magnitude(mViewCellsManager->GetViewSpaceBox().Size()), 6, 6);
|
---|
[1694] | 1008 | glPopAttrib();
|
---|
[1608] | 1009 | glPopMatrix();
|
---|
[1387] | 1010 | mWireFrame = false;
|
---|
| 1011 | }
|
---|
| 1012 |
|
---|
| 1013 | if (mUseFilter)
|
---|
| 1014 | mViewCellsManager->DeleteLocalMergeTree(viewcell);
|
---|
| 1015 | } else {
|
---|
| 1016 | ObjectContainer::const_iterator oi = mObjects.begin();
|
---|
| 1017 | for (; oi != mObjects.end(); oi++)
|
---|
| 1018 | RenderIntersectable(*oi);
|
---|
| 1019 | }
|
---|
| 1020 | }
|
---|
| 1021 |
|
---|
| 1022 | float
|
---|
| 1023 | QtGlRendererWidget::RenderErrors()
|
---|
| 1024 | {
|
---|
| 1025 | float pErrorPixels = -1.0f;
|
---|
| 1026 |
|
---|
| 1027 | glReadBuffer(GL_BACK);
|
---|
| 1028 |
|
---|
| 1029 | mUseFalseColors = true;
|
---|
| 1030 |
|
---|
| 1031 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 1032 |
|
---|
| 1033 | double eq[4];
|
---|
| 1034 | eq[0] = mSceneCutPlane.mNormal.x;
|
---|
| 1035 | eq[1] = mSceneCutPlane.mNormal.y;
|
---|
| 1036 | eq[2] = mSceneCutPlane.mNormal.z;
|
---|
| 1037 | eq[3] = mSceneCutPlane.mD;
|
---|
| 1038 |
|
---|
| 1039 | if (mCutScene) {
|
---|
| 1040 | glClipPlane(GL_CLIP_PLANE0, eq);
|
---|
| 1041 | glEnable(GL_CLIP_PLANE0);
|
---|
| 1042 | }
|
---|
| 1043 |
|
---|
| 1044 | if (mDetectEmptyViewSpace)
|
---|
| 1045 | glEnable( GL_CULL_FACE );
|
---|
| 1046 | else
|
---|
| 1047 | glDisable( GL_CULL_FACE );
|
---|
| 1048 |
|
---|
| 1049 | ObjectContainer::const_iterator oi = mObjects.begin();
|
---|
| 1050 | for (; oi != mObjects.end(); oi++)
|
---|
| 1051 | RenderIntersectable(*oi);
|
---|
| 1052 |
|
---|
| 1053 | ViewCell *viewcell = NULL;
|
---|
| 1054 |
|
---|
| 1055 | QImage im1, im2;
|
---|
| 1056 | QImage diff;
|
---|
| 1057 |
|
---|
| 1058 | if (viewcell) {
|
---|
| 1059 | // read back the texture
|
---|
| 1060 | im1 = grabFrameBuffer(true);
|
---|
| 1061 |
|
---|
| 1062 | RenderPvs();
|
---|
| 1063 |
|
---|
| 1064 | // read back the texture
|
---|
| 1065 | im2 = grabFrameBuffer(true);
|
---|
| 1066 |
|
---|
| 1067 | diff = im1;
|
---|
| 1068 | int x, y;
|
---|
| 1069 | int errorPixels = 0;
|
---|
| 1070 |
|
---|
| 1071 | for (y = 0; y < im1.height(); y++)
|
---|
| 1072 | for (x = 0; x < im1.width(); x++)
|
---|
| 1073 | if (im1.pixel(x, y) == im2.pixel(x, y))
|
---|
| 1074 | diff.setPixel(x, y, qRgba(0,0,0,0));
|
---|
| 1075 | else {
|
---|
| 1076 | diff.setPixel(x, y, qRgba(255,128,128,255));
|
---|
| 1077 | errorPixels++;
|
---|
| 1078 | }
|
---|
| 1079 | pErrorPixels = ((float)errorPixels)/(im1.height()*im1.width());
|
---|
| 1080 | }
|
---|
| 1081 |
|
---|
| 1082 | // now render the pvs again
|
---|
| 1083 | SetupCamera();
|
---|
| 1084 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 1085 | mUseFalseColors = false;
|
---|
| 1086 |
|
---|
| 1087 | oi = mObjects.begin();
|
---|
| 1088 | for (; oi != mObjects.end(); oi++)
|
---|
| 1089 | RenderIntersectable(*oi);
|
---|
| 1090 |
|
---|
| 1091 | // now render im1
|
---|
| 1092 | if (viewcell) {
|
---|
| 1093 | if (0 && mTopView) {
|
---|
| 1094 | mWireFrame = true;
|
---|
| 1095 | RenderIntersectable(viewcell);
|
---|
| 1096 | mWireFrame = false;
|
---|
| 1097 | }
|
---|
| 1098 |
|
---|
| 1099 | // init ortographic projection
|
---|
| 1100 | glMatrixMode(GL_PROJECTION);
|
---|
| 1101 | glPushMatrix();
|
---|
| 1102 |
|
---|
| 1103 | glLoadIdentity();
|
---|
| 1104 | gluOrtho2D(0, 1.0f, 0, 1.0f);
|
---|
| 1105 |
|
---|
| 1106 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1107 | glLoadIdentity();
|
---|
| 1108 |
|
---|
| 1109 | bindTexture(diff);
|
---|
| 1110 |
|
---|
| 1111 | glPushAttrib(GL_ENABLE_BIT);
|
---|
| 1112 | glEnable( GL_ALPHA_TEST );
|
---|
| 1113 | glDisable( GL_CULL_FACE );
|
---|
| 1114 | glAlphaFunc( GL_GREATER, 0.5 );
|
---|
| 1115 |
|
---|
| 1116 | glEnable( GL_TEXTURE_2D );
|
---|
| 1117 | glBegin(GL_QUADS);
|
---|
| 1118 |
|
---|
| 1119 | glTexCoord2f(0,0);
|
---|
| 1120 | glVertex3f(0,0,0);
|
---|
| 1121 |
|
---|
| 1122 | glTexCoord2f(1,0);
|
---|
| 1123 | glVertex3f( 1, 0, 0);
|
---|
| 1124 |
|
---|
| 1125 | glTexCoord2f(1,1);
|
---|
| 1126 | glVertex3f( 1, 1, 0);
|
---|
| 1127 |
|
---|
| 1128 | glTexCoord2f(0,1);
|
---|
| 1129 | glVertex3f(0, 1, 0);
|
---|
| 1130 | glEnd();
|
---|
| 1131 |
|
---|
| 1132 | glPopAttrib();
|
---|
| 1133 |
|
---|
| 1134 | // restore the projection matrix
|
---|
| 1135 | glMatrixMode(GL_PROJECTION);
|
---|
| 1136 | glPopMatrix();
|
---|
| 1137 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1138 | }
|
---|
| 1139 |
|
---|
| 1140 | glDisable(GL_CLIP_PLANE0);
|
---|
| 1141 |
|
---|
| 1142 | mRenderError = pErrorPixels;
|
---|
| 1143 | return pErrorPixels;
|
---|
| 1144 | }
|
---|
| 1145 |
|
---|
| 1146 |
|
---|
| 1147 | void
|
---|
| 1148 | QtGlRendererWidget::mousePressEvent(QMouseEvent *e)
|
---|
| 1149 | {
|
---|
| 1150 | int x = e->pos().x();
|
---|
| 1151 | int y = e->pos().y();
|
---|
| 1152 |
|
---|
| 1153 | mousePoint.x = x;
|
---|
| 1154 | mousePoint.y = y;
|
---|
| 1155 |
|
---|
| 1156 | }
|
---|
| 1157 |
|
---|
| 1158 | void
|
---|
| 1159 | QtGlRendererWidget::mouseMoveEvent(QMouseEvent *e)
|
---|
| 1160 | {
|
---|
| 1161 | float MOVE_SENSITIVITY = Magnitude(mSceneGraph->GetBox().Diagonal())*1e-3;
|
---|
| 1162 | float TURN_SENSITIVITY=0.1f;
|
---|
| 1163 | float TILT_SENSITIVITY=32.0 ;
|
---|
| 1164 | float TURN_ANGLE= M_PI/36.0 ;
|
---|
| 1165 |
|
---|
| 1166 | int x = e->pos().x();
|
---|
| 1167 | int y = e->pos().y();
|
---|
[1581] | 1168 |
|
---|
| 1169 | int diffx = -(mousePoint.x - x);
|
---|
| 1170 | int diffy = -(mousePoint.y - y);
|
---|
[1387] | 1171 |
|
---|
[1581] | 1172 | if (x < width()*CAMERA_VIEW_WIDTH) {
|
---|
| 1173 | if (e->modifiers() & Qt::ControlModifier) {
|
---|
| 1174 | mViewPoint.y += (y-mousePoint.y)*MOVE_SENSITIVITY/2.0;
|
---|
| 1175 | mViewPoint.x += (x-mousePoint.x)*MOVE_SENSITIVITY/2.0;
|
---|
| 1176 | } else {
|
---|
| 1177 | mViewPoint += mViewDirection*((mousePoint.y - y)*MOVE_SENSITIVITY);
|
---|
| 1178 | float adiff = TURN_ANGLE*(x - mousePoint.x)*-TURN_SENSITIVITY;
|
---|
| 1179 | float angle = atan2(mViewDirection.x, mViewDirection.z);
|
---|
| 1180 | mViewDirection.x = sin(angle+adiff);
|
---|
| 1181 | mViewDirection.z = cos(angle+adiff);
|
---|
| 1182 | }
|
---|
[1387] | 1183 | } else {
|
---|
[1581] | 1184 | float W = width()*(1.0f-CAMERA_VIEW_WIDTH);
|
---|
| 1185 | float H = height();
|
---|
| 1186 | int xx = x - width()*CAMERA_VIEW_WIDTH;
|
---|
| 1187 | int mxx = mousePoint.x - width()*CAMERA_VIEW_WIDTH;
|
---|
| 1188 | if (e->modifiers() & Qt::ControlModifier) {
|
---|
| 1189 | mManipulatorScale = mManipulatorScale * (1.0 + (((float) (-diffy)) / H));
|
---|
| 1190 | } else {
|
---|
| 1191 | float quat[4];
|
---|
| 1192 | trackball(quat,
|
---|
| 1193 | (2.0 * mxx - W) / W,
|
---|
| 1194 | (H - 2.0 * mousePoint.y) / H,
|
---|
| 1195 | (2.0 * xx - W) / W,
|
---|
| 1196 | (H - 2.0 * y) / H
|
---|
| 1197 | );
|
---|
| 1198 | add_quats(quat, mManipulatorLastQuat, mManipulatorLastQuat);
|
---|
| 1199 | }
|
---|
[1387] | 1200 | }
|
---|
| 1201 |
|
---|
| 1202 | mousePoint.x = x;
|
---|
| 1203 | mousePoint.y = y;
|
---|
| 1204 |
|
---|
| 1205 | updateGL();
|
---|
| 1206 | }
|
---|
| 1207 |
|
---|
| 1208 | void
|
---|
| 1209 | QtGlRendererWidget::mouseReleaseEvent(QMouseEvent *)
|
---|
| 1210 | {
|
---|
| 1211 |
|
---|
| 1212 |
|
---|
| 1213 | }
|
---|
| 1214 |
|
---|
| 1215 | void
|
---|
| 1216 | QtGlRendererWidget::resizeGL(int w, int h)
|
---|
| 1217 | {
|
---|
[1581] | 1218 | SetupCameraProjection(w, h);
|
---|
[1387] | 1219 | updateGL();
|
---|
| 1220 | }
|
---|
| 1221 |
|
---|
| 1222 | void
|
---|
| 1223 | QtGlRendererWidget::paintGL()
|
---|
| 1224 | {
|
---|
| 1225 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 1226 |
|
---|
[1581] | 1227 | if (1) {
|
---|
| 1228 | SetupCameraProjection(width(), height());
|
---|
| 1229 | SetupCamera();
|
---|
| 1230 |
|
---|
| 1231 | if (mRenderErrors) {
|
---|
[1387] | 1232 | RenderErrors();
|
---|
[1581] | 1233 | } else {
|
---|
[1387] | 1234 | RenderPvs();
|
---|
[1581] | 1235 | }
|
---|
[1387] | 1236 |
|
---|
| 1237 | }
|
---|
| 1238 |
|
---|
| 1239 | mFrame++;
|
---|
[1581] | 1240 |
|
---|
| 1241 | if (1) {
|
---|
| 1242 | // render into the right side of the window buffer
|
---|
| 1243 | SetupManipulatorProjection(width(), height());
|
---|
| 1244 | SetupManipulator();
|
---|
| 1245 |
|
---|
| 1246 |
|
---|
| 1247 | if (mRenderViewCells)
|
---|
| 1248 | RenderViewCells();
|
---|
| 1249 |
|
---|
| 1250 | RenderPvs();
|
---|
| 1251 |
|
---|
| 1252 | if (0) {
|
---|
| 1253 | mWireFrame = true;
|
---|
| 1254 | RenderScene();
|
---|
| 1255 | mWireFrame = false;
|
---|
| 1256 | }
|
---|
| 1257 |
|
---|
| 1258 | if (mShowRays) {
|
---|
| 1259 | RssPreprocessor *p = (RssPreprocessor *)mViewCellsManager->GetPreprocessor();
|
---|
[1613] | 1260 | if (p->mRssTree) {
|
---|
| 1261 | VssRayContainer rays;
|
---|
| 1262 | p->mRssTree->CollectRays(rays, 10000);
|
---|
| 1263 | RenderRays(rays);
|
---|
| 1264 | }
|
---|
[1581] | 1265 | }
|
---|
[1584] | 1266 |
|
---|
| 1267 | if (mShowRenderCost)
|
---|
| 1268 | RenderRenderCost();
|
---|
[1585] | 1269 |
|
---|
| 1270 | RenderInfo();
|
---|
[1581] | 1271 | }
|
---|
| 1272 | mFrame++;
|
---|
| 1273 |
|
---|
[1387] | 1274 | }
|
---|
| 1275 |
|
---|
| 1276 |
|
---|
| 1277 | void
|
---|
| 1278 | QtGlRendererWidget::SetupCamera()
|
---|
| 1279 | {
|
---|
| 1280 | if (!mTopView)
|
---|
| 1281 | GlRenderer::SetupCamera();
|
---|
| 1282 | else {
|
---|
| 1283 | if (0) {
|
---|
| 1284 | float dist = Magnitude(mSceneGraph->GetBox().Diagonal())*0.05;
|
---|
| 1285 | Vector3 pos = mViewPoint - dist*Vector3(mViewDirection.x,
|
---|
| 1286 | -1,
|
---|
| 1287 | mViewDirection.y);
|
---|
| 1288 |
|
---|
| 1289 | Vector3 target = mViewPoint + dist*mViewDirection;
|
---|
| 1290 | Vector3 up(0,1,0);
|
---|
| 1291 |
|
---|
| 1292 | glLoadIdentity();
|
---|
| 1293 | gluLookAt(pos.x, pos.y, pos.z,
|
---|
| 1294 | target.x, target.y, target.z,
|
---|
| 1295 | up.x, up.y, up.z);
|
---|
| 1296 | } else {
|
---|
| 1297 | float dist = Magnitude(mSceneGraph->GetBox().Diagonal())*mTopDistance;
|
---|
| 1298 | Vector3 pos = mViewPoint + dist*Vector3(0,
|
---|
| 1299 | 1,
|
---|
| 1300 | 0);
|
---|
| 1301 |
|
---|
| 1302 | Vector3 target = mViewPoint;
|
---|
| 1303 | Vector3 up(mViewDirection.x, 0, mViewDirection.z);
|
---|
| 1304 |
|
---|
| 1305 | glLoadIdentity();
|
---|
| 1306 | gluLookAt(pos.x, pos.y, pos.z,
|
---|
| 1307 | target.x, target.y, target.z,
|
---|
| 1308 | up.x, up.y, up.z);
|
---|
| 1309 |
|
---|
| 1310 | }
|
---|
| 1311 | }
|
---|
| 1312 |
|
---|
| 1313 | }
|
---|
| 1314 |
|
---|
| 1315 | void
|
---|
[1581] | 1316 | QtGlRendererWidget::SetupManipulator()
|
---|
| 1317 | {
|
---|
| 1318 | float m[4][4];
|
---|
| 1319 |
|
---|
| 1320 | glLoadIdentity();
|
---|
| 1321 | gluLookAt(0.0, 0.0, 30.0, /* eye is at (0,0,30) */
|
---|
| 1322 | 0.0, 0.0, 0.0, /* center is at (0,0,0) */
|
---|
| 1323 | 0.0, 1.0, 0.); /* up is in positive Y direction */
|
---|
| 1324 |
|
---|
| 1325 | build_rotmatrix(m, mManipulatorLastQuat);
|
---|
| 1326 | glMultMatrixf(&m[0][0]);
|
---|
| 1327 |
|
---|
| 1328 | float scale = mManipulatorScale*20.0f/Magnitude(mSceneGraph->GetBox().Diagonal());
|
---|
| 1329 | glScalef(scale, scale, scale);
|
---|
| 1330 |
|
---|
| 1331 | Vector3 t = -mSceneGraph->GetBox().Center();
|
---|
| 1332 | glTranslatef(t.x, t.y, t.z);
|
---|
| 1333 |
|
---|
| 1334 | }
|
---|
| 1335 |
|
---|
| 1336 | void
|
---|
[1387] | 1337 | QtGlRendererWidget::keyPressEvent ( QKeyEvent * e )
|
---|
| 1338 | {
|
---|
| 1339 | switch (e->key()) {
|
---|
| 1340 | case Qt::Key_T:
|
---|
| 1341 | mTopView = !mTopView;
|
---|
[1581] | 1342 | SetupCameraProjection(width(), height());
|
---|
[1387] | 1343 | updateGL();
|
---|
| 1344 | break;
|
---|
| 1345 | case Qt::Key_V:
|
---|
| 1346 | mRenderViewCells = !mRenderViewCells;
|
---|
| 1347 | updateGL();
|
---|
| 1348 | break;
|
---|
| 1349 | case Qt::Key_P:
|
---|
| 1350 | // set random viewpoint
|
---|
| 1351 | mViewCellsManager->GetViewPoint(mViewPoint);
|
---|
| 1352 | updateGL();
|
---|
| 1353 | break;
|
---|
| 1354 |
|
---|
| 1355 | default:
|
---|
| 1356 | e->ignore();
|
---|
| 1357 | break;
|
---|
| 1358 | }
|
---|
| 1359 | }
|
---|
| 1360 |
|
---|
| 1361 |
|
---|
| 1362 |
|
---|
[1581] | 1363 | QtGlRendererWidget::QtGlRendererWidget(
|
---|
| 1364 | SceneGraph *sceneGraph,
|
---|
[1387] | 1365 | ViewCellsManager *viewcells,
|
---|
| 1366 | KdTree *tree,
|
---|
| 1367 | QWidget * parent,
|
---|
| 1368 | const QGLWidget * shareWidget,
|
---|
| 1369 | Qt::WFlags f
|
---|
| 1370 | )
|
---|
| 1371 | :
|
---|
| 1372 | GlRendererWidget(sceneGraph, viewcells, tree), QGLWidget(parent, shareWidget, f)
|
---|
| 1373 | {
|
---|
[1613] | 1374 | mPreprocessorThread = NULL;
|
---|
[1387] | 1375 | mTopView = false;
|
---|
| 1376 | mRenderViewCells = false;
|
---|
| 1377 | mTopDistance = 1.0f;
|
---|
| 1378 | mCutViewCells = false;
|
---|
| 1379 | mCutScene = false;
|
---|
| 1380 | mRenderErrors = false;
|
---|
[1594] | 1381 | mRenderBoxes = false;
|
---|
[1387] | 1382 | mRenderFilter = true;
|
---|
[1594] | 1383 | mRenderVisibilityEstimates = false;
|
---|
[1694] | 1384 | mTransferFunction = 0.2f;
|
---|
[1581] | 1385 | mManipulatorScale = 1.0f;
|
---|
| 1386 | trackball(mManipulatorLastQuat, 0.0f, 0.0f, 0.0f, 0.0f);
|
---|
[1387] | 1387 | bool tmp;
|
---|
| 1388 |
|
---|
| 1389 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", tmp );
|
---|
| 1390 | mUseFilter = tmp;
|
---|
| 1391 |
|
---|
| 1392 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
|
---|
| 1393 | tmp );
|
---|
| 1394 | mUseSpatialFilter = tmp;
|
---|
| 1395 |
|
---|
| 1396 | mShowRenderCost = false;
|
---|
| 1397 | mShowPvsSizes = false;
|
---|
| 1398 | mSpatialFilterSize = 0.01;
|
---|
| 1399 | mPvsSize = 0;
|
---|
| 1400 | mRenderError = 0.0f;
|
---|
[1581] | 1401 | mShowRays = false;
|
---|
| 1402 |
|
---|
[1387] | 1403 | mControlWidget = new QtRendererControlWidget(NULL);
|
---|
| 1404 |
|
---|
| 1405 | connect(mControlWidget, SIGNAL(SetViewCellGranularity(int)), this, SLOT(SetViewCellGranularity(int)));
|
---|
[1694] | 1406 | connect(mControlWidget,
|
---|
| 1407 | SIGNAL(SetTransferFunction(int)),
|
---|
| 1408 | this,
|
---|
| 1409 | SLOT(SetTransferFunction(int)));
|
---|
[1613] | 1410 | connect(mControlWidget, SIGNAL(UpdateAllPvs()), this, SLOT(UpdateAllPvs()));
|
---|
| 1411 | connect(mControlWidget, SIGNAL(ComputeVisibility()), this, SLOT(ComputeVisibility()));
|
---|
| 1412 | connect(mControlWidget, SIGNAL(StopComputation()), this, SLOT(StopComputation()));
|
---|
| 1413 |
|
---|
[1387] | 1414 | connect(mControlWidget, SIGNAL(SetSceneCut(int)), this, SLOT(SetSceneCut(int)));
|
---|
| 1415 | connect(mControlWidget, SIGNAL(SetTopDistance(int)), this, SLOT(SetTopDistance(int)));
|
---|
| 1416 |
|
---|
| 1417 | connect(mControlWidget, SIGNAL(SetVisibilityFilterSize(int)), this, SLOT(SetVisibilityFilterSize(int)));
|
---|
| 1418 | connect(mControlWidget, SIGNAL(SetSpatialFilterSize(int)), this, SLOT(SetSpatialFilterSize(int)));
|
---|
| 1419 |
|
---|
| 1420 | connect(mControlWidget, SIGNAL(SetShowViewCells(bool)), this, SLOT(SetShowViewCells(bool)));
|
---|
| 1421 | connect(mControlWidget, SIGNAL(SetShowRenderCost(bool)), this, SLOT(SetShowRenderCost(bool)));
|
---|
| 1422 | connect(mControlWidget, SIGNAL(SetShowPvsSizes(bool)), this, SLOT(SetShowPvsSizes(bool)));
|
---|
| 1423 | connect(mControlWidget, SIGNAL(SetTopView(bool)), this, SLOT(SetTopView(bool)));
|
---|
| 1424 | connect(mControlWidget, SIGNAL(SetCutViewCells(bool)), this, SLOT(SetCutViewCells(bool)));
|
---|
| 1425 | connect(mControlWidget, SIGNAL(SetCutScene(bool)), this, SLOT(SetCutScene(bool)));
|
---|
| 1426 | connect(mControlWidget, SIGNAL(SetRenderErrors(bool)), this, SLOT(SetRenderErrors(bool)));
|
---|
[1594] | 1427 | connect(mControlWidget, SIGNAL(SetRenderBoxes(bool)), this, SLOT(SetRenderBoxes(bool)));
|
---|
[1387] | 1428 | connect(mControlWidget, SIGNAL(SetRenderFilter(bool)), this, SLOT(SetRenderFilter(bool)));
|
---|
[1594] | 1429 | connect(mControlWidget, SIGNAL(SetRenderVisibilityEstimates(bool)),
|
---|
| 1430 | this, SLOT(SetRenderVisibilityEstimates(bool)));
|
---|
[1387] | 1431 | connect(mControlWidget, SIGNAL(SetUseFilter(bool)), this, SLOT(SetUseFilter(bool)));
|
---|
| 1432 | connect(mControlWidget, SIGNAL(SetUseSpatialFilter(bool)),
|
---|
| 1433 | this, SLOT(SetUseSpatialFilter(bool)));
|
---|
| 1434 |
|
---|
[1581] | 1435 | connect(mControlWidget,
|
---|
| 1436 | SIGNAL(SetShowRays(bool)),
|
---|
| 1437 | this,
|
---|
| 1438 | SLOT(SetShowRays(bool)));
|
---|
| 1439 |
|
---|
| 1440 | resize(1000, 500);
|
---|
[1387] | 1441 | mControlWidget->show();
|
---|
| 1442 | }
|
---|
| 1443 |
|
---|
| 1444 | void
|
---|
[1613] | 1445 | QtGlRendererWidget::UpdateAllPvs()
|
---|
| 1446 | {
|
---|
| 1447 | // $$ does not work so far:(
|
---|
| 1448 | mViewCellsManager->UpdatePvsForEvaluation();
|
---|
| 1449 | // mViewCellsManager->FinalizeViewCells(false);
|
---|
| 1450 | }
|
---|
| 1451 |
|
---|
| 1452 | void
|
---|
| 1453 | QtGlRendererWidget::ComputeVisibility()
|
---|
| 1454 | {
|
---|
| 1455 | cerr<<"Compute Visibility called!\n"<<endl;
|
---|
| 1456 | if (!mPreprocessorThread->isRunning())
|
---|
| 1457 | mPreprocessorThread->RunThread();
|
---|
| 1458 | }
|
---|
| 1459 |
|
---|
| 1460 | void
|
---|
| 1461 | QtGlRendererWidget::StopComputation()
|
---|
| 1462 | {
|
---|
| 1463 | cerr<<"stop computation called!\n"<<endl;
|
---|
| 1464 | mViewCellsManager->GetPreprocessor()->mStopComputation = true;
|
---|
| 1465 | }
|
---|
| 1466 |
|
---|
| 1467 | void
|
---|
[1584] | 1468 | QtGlRendererWidget::RenderRenderCost()
|
---|
[1387] | 1469 | {
|
---|
| 1470 | static vector<float> costFunction;
|
---|
| 1471 | static float maxCost = -1;
|
---|
| 1472 | if (costFunction.size()==0) {
|
---|
| 1473 | ViewCellsTree *tree = mViewCellsManager->GetViewCellsTree();
|
---|
| 1474 | if (tree) {
|
---|
| 1475 | tree->GetCostFunction(costFunction);
|
---|
| 1476 | maxCost = -1;
|
---|
| 1477 | for (int i=0; i < costFunction.size(); i++) {
|
---|
| 1478 | // cout<<i<<":"<<costFunction[i]<<" ";
|
---|
[1585] | 1479 | // update cost function to an absolute value based on the total geometry count
|
---|
| 1480 | costFunction[i]*=mSceneGraph->GetRoot()->mGeometry.size();
|
---|
[1387] | 1481 | if (costFunction[i] > maxCost)
|
---|
| 1482 | maxCost = costFunction[i];
|
---|
| 1483 | }
|
---|
| 1484 | }
|
---|
| 1485 | }
|
---|
| 1486 |
|
---|
| 1487 |
|
---|
| 1488 | int currentPos = (int)mViewCellsManager->GetViewCells().size();
|
---|
| 1489 | float currentCost= -1;
|
---|
| 1490 |
|
---|
| 1491 | if (currentPos < costFunction.size())
|
---|
| 1492 | currentCost = costFunction[currentPos];
|
---|
[1585] | 1493 | #if 1
|
---|
[1387] | 1494 | cout<<"costFunction.size()="<<costFunction.size()<<endl;
|
---|
| 1495 | cout<<"CP="<<currentPos<<endl;
|
---|
| 1496 | cout<<"MC="<<maxCost<<endl;
|
---|
| 1497 | cout<<"CC="<<currentCost<<endl;
|
---|
| 1498 | #endif
|
---|
| 1499 | if (costFunction.size()) {
|
---|
[1585] | 1500 | float scaley = 1.0f/log10(maxCost);
|
---|
| 1501 | float scalex = 1.0f/(float)costFunction.size();
|
---|
| 1502 |
|
---|
[1387] | 1503 | glDisable(GL_DEPTH_TEST);
|
---|
| 1504 | // init ortographic projection
|
---|
| 1505 | glMatrixMode(GL_PROJECTION);
|
---|
[1585] | 1506 |
|
---|
[1387] | 1507 | glPushMatrix();
|
---|
| 1508 |
|
---|
| 1509 | glLoadIdentity();
|
---|
| 1510 | gluOrtho2D(0, 1.0f, 0, 1.0f);
|
---|
| 1511 |
|
---|
| 1512 | glTranslatef(0.1f, 0.1f, 0.0f);
|
---|
| 1513 | glScalef(0.8f, 0.8f, 1.0f);
|
---|
| 1514 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1515 | glLoadIdentity();
|
---|
| 1516 |
|
---|
| 1517 | glColor3f(1.0f,0,0);
|
---|
| 1518 | glBegin(GL_LINE_STRIP);
|
---|
| 1519 | // glVertex3f(0,0,0);
|
---|
| 1520 |
|
---|
| 1521 | for (int i=0; i < costFunction.size(); i++) {
|
---|
[1585] | 1522 | float x = i*scalex;
|
---|
| 1523 | float y = log10(costFunction[i])*scaley;
|
---|
[1387] | 1524 | glVertex3f(x,y,0.0f);
|
---|
| 1525 | }
|
---|
| 1526 | glEnd();
|
---|
| 1527 |
|
---|
| 1528 | glColor3f(1.0f,0,0);
|
---|
| 1529 | glBegin(GL_LINES);
|
---|
[1585] | 1530 | float x = currentPos*scalex;
|
---|
[1387] | 1531 | glVertex3f(x,0.0,0.0f);
|
---|
| 1532 | glVertex3f(x,1.0f,0.0f);
|
---|
| 1533 | glEnd();
|
---|
| 1534 |
|
---|
| 1535 | glColor3f(0.0f,0,0);
|
---|
| 1536 | // show a grid
|
---|
| 1537 | glBegin(GL_LINE_LOOP);
|
---|
| 1538 | glVertex3f(0,0,0.0f);
|
---|
| 1539 | glVertex3f(1,0,0.0f);
|
---|
| 1540 | glVertex3f(1,1,0.0f);
|
---|
| 1541 | glVertex3f(0,1,0.0f);
|
---|
| 1542 | glEnd();
|
---|
| 1543 |
|
---|
| 1544 | glBegin(GL_LINES);
|
---|
[1585] | 1545 | for (int i=0; i < costFunction.size(); i += 1000) {
|
---|
| 1546 | float x = i*scalex;
|
---|
[1387] | 1547 | glVertex3f(x,0.0,0.0f);
|
---|
| 1548 | glVertex3f(x,1.0f,0.0f);
|
---|
| 1549 | }
|
---|
| 1550 |
|
---|
[1585] | 1551 | for (int i=0; pow(10, i) < maxCost; i+=1) {
|
---|
| 1552 | float y = i*scaley;
|
---|
| 1553 | // QString s;
|
---|
| 1554 | // s.sprintf("%d", (int)pow(10,i));
|
---|
| 1555 | // renderText(width()/2+5, y*height(), s);
|
---|
| 1556 | glVertex3f(0.0f, y, 0.0f);
|
---|
| 1557 | glVertex3f(1.0f, y, 0.0f);
|
---|
[1387] | 1558 | }
|
---|
| 1559 |
|
---|
| 1560 | glEnd();
|
---|
| 1561 |
|
---|
| 1562 |
|
---|
| 1563 | // restore the projection matrix
|
---|
| 1564 | glMatrixMode(GL_PROJECTION);
|
---|
| 1565 | glPopMatrix();
|
---|
| 1566 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1567 | glEnable(GL_DEPTH_TEST);
|
---|
| 1568 |
|
---|
| 1569 | }
|
---|
[1584] | 1570 |
|
---|
| 1571 |
|
---|
| 1572 |
|
---|
[1387] | 1573 | }
|
---|
| 1574 |
|
---|
[1584] | 1575 | void
|
---|
| 1576 | QtGlRendererWidget::RenderInfo()
|
---|
| 1577 | {
|
---|
[1585] | 1578 |
|
---|
| 1579 | // $$JB temporal hack for two windows separation
|
---|
| 1580 | if (1) {
|
---|
| 1581 |
|
---|
| 1582 | // model view
|
---|
| 1583 | glPushMatrix();
|
---|
| 1584 | glLoadIdentity();
|
---|
| 1585 |
|
---|
| 1586 | // init ortographic projection
|
---|
| 1587 | glMatrixMode(GL_PROJECTION);
|
---|
| 1588 | glPushMatrix();
|
---|
| 1589 |
|
---|
| 1590 | glLoadIdentity();
|
---|
| 1591 | gluOrtho2D(0, 1.0f, 0, 1.0f);
|
---|
| 1592 |
|
---|
| 1593 | float w = 0.01f;
|
---|
| 1594 | float h = 1.0f;
|
---|
| 1595 | float px = 0.0f;
|
---|
| 1596 | float py = 0.0f;
|
---|
| 1597 |
|
---|
| 1598 | glColor3f(0.8f, 0.8f, 0.8f);
|
---|
| 1599 | glBegin(GL_QUADS);
|
---|
| 1600 |
|
---|
| 1601 | glVertex3f(px+w, py, 0);
|
---|
| 1602 | glVertex3f(px+w, py+h + w, 0);
|
---|
| 1603 | glVertex3f(px, py+h, 0);
|
---|
| 1604 | glVertex3f(px, py, 0);
|
---|
| 1605 | glEnd();
|
---|
| 1606 |
|
---|
| 1607 | // projection
|
---|
| 1608 | glPopMatrix();
|
---|
| 1609 |
|
---|
| 1610 | glMatrixMode(GL_MODELVIEW);
|
---|
| 1611 | // model view
|
---|
| 1612 | glPopMatrix();
|
---|
| 1613 | }
|
---|
| 1614 |
|
---|
| 1615 |
|
---|
[1584] | 1616 | QString s;
|
---|
| 1617 | int vc = 0;
|
---|
| 1618 | if (mViewCellsManager)
|
---|
| 1619 | vc = mViewCellsManager->GetViewCells().size();
|
---|
| 1620 | int filter = 0;
|
---|
| 1621 | if (mViewCellsManager)
|
---|
| 1622 | filter = mViewCellsManager->GetMaxFilterSize();
|
---|
[1387] | 1623 |
|
---|
[1585] | 1624 | glColor3f(1.0f,1.0f,1.0f);
|
---|
| 1625 |
|
---|
| 1626 | s.sprintf("frame:%04d viewpoint:(%4.1f,%4.1f,%4.1f) dir:(%4.1f,%4.1f,%4.1f)",
|
---|
[1584] | 1627 | mFrame,
|
---|
| 1628 | mViewPoint.x,
|
---|
| 1629 | mViewPoint.y,
|
---|
| 1630 | mViewPoint.z,
|
---|
| 1631 | mViewDirection.x,
|
---|
| 1632 | mViewDirection.y,
|
---|
[1585] | 1633 | mViewDirection.z
|
---|
| 1634 | );
|
---|
| 1635 |
|
---|
| 1636 | renderText(20,20,s);
|
---|
| 1637 |
|
---|
| 1638 | s.sprintf("viewcells:%04d filter:%04d pvs:%04d error:%5.5f\%",
|
---|
[1584] | 1639 | vc,
|
---|
| 1640 | filter,
|
---|
| 1641 | mPvsSize,
|
---|
[1585] | 1642 | mRenderError*100.0f);
|
---|
| 1643 |
|
---|
| 1644 |
|
---|
| 1645 | renderText(20,40,s);
|
---|
| 1646 |
|
---|
[1584] | 1647 |
|
---|
[1585] | 1648 |
|
---|
[1584] | 1649 |
|
---|
| 1650 | }
|
---|
| 1651 |
|
---|
| 1652 |
|
---|
[1387] | 1653 | void
|
---|
| 1654 | QtGlRendererWidget::SetViewCellGranularity(int number)
|
---|
| 1655 | {
|
---|
[1608] | 1656 | if (mViewCellsManager) {
|
---|
[1387] | 1657 | // mViewCellsManager->SetMaxFilterSize(number);
|
---|
| 1658 | mViewCellsManager->CollectViewCells(number);
|
---|
| 1659 |
|
---|
[1608] | 1660 | // $$ does not work so far:(
|
---|
| 1661 | // mViewCellsManager->UpdatePvsForEvaluation();
|
---|
| 1662 | // mViewCellsManager->FinalizeViewCells(false);
|
---|
| 1663 | }
|
---|
[1387] | 1664 | updateGL();
|
---|
| 1665 | }
|
---|
| 1666 |
|
---|
| 1667 | void
|
---|
| 1668 | QtGlRendererWidget::SetVisibilityFilterSize(int number)
|
---|
| 1669 | {
|
---|
| 1670 | if (mViewCellsManager)
|
---|
| 1671 | mViewCellsManager->SetMaxFilterSize(number);
|
---|
| 1672 | updateGL();
|
---|
| 1673 | }
|
---|
| 1674 |
|
---|
| 1675 | void
|
---|
| 1676 | QtGlRendererWidget::SetSpatialFilterSize(int number)
|
---|
| 1677 | {
|
---|
| 1678 | mSpatialFilterSize = 1e-3*number;
|
---|
| 1679 | updateGL();
|
---|
| 1680 | }
|
---|
| 1681 |
|
---|
| 1682 | void
|
---|
| 1683 | QtGlRendererWidget::SetSceneCut(int number)
|
---|
| 1684 | {
|
---|
| 1685 | // assume the cut plane can only be aligned with xz plane
|
---|
| 1686 | // shift it along y according to number, which is percentage of the bounding
|
---|
| 1687 | // box position
|
---|
| 1688 | if (mViewCellsManager) {
|
---|
| 1689 | AxisAlignedBox3 box = mViewCellsManager->GetViewSpaceBox();
|
---|
| 1690 | Vector3 p = box.Min() + (number/1000.0f)*box.Max();
|
---|
| 1691 | mSceneCutPlane.mNormal = Vector3(0,-1,0);
|
---|
| 1692 | mSceneCutPlane.mD = -DotProd(mSceneCutPlane.mNormal, p);
|
---|
| 1693 | updateGL();
|
---|
| 1694 | }
|
---|
| 1695 | }
|
---|
| 1696 |
|
---|
| 1697 | void
|
---|
| 1698 | QtGlRendererWidget::SetTopDistance(int number)
|
---|
| 1699 | {
|
---|
| 1700 | mTopDistance = number/1000.0f;
|
---|
| 1701 | updateGL();
|
---|
| 1702 | }
|
---|
| 1703 |
|
---|
| 1704 | void
|
---|
| 1705 | QtGlRendererWidget::RenderViewCells()
|
---|
| 1706 | {
|
---|
| 1707 | mUseFalseColors = true;
|
---|
| 1708 |
|
---|
[1581] | 1709 | glPushAttrib(GL_CURRENT_BIT | GL_ENABLE_BIT | GL_POLYGON_BIT);
|
---|
| 1710 |
|
---|
[1387] | 1711 | glEnable(GL_CULL_FACE);
|
---|
| 1712 | //glDisable(GL_CULL_FACE);
|
---|
| 1713 | glCullFace(GL_FRONT);
|
---|
| 1714 | double eq[4];
|
---|
| 1715 | eq[0] = mSceneCutPlane.mNormal.x;
|
---|
| 1716 | eq[1] = mSceneCutPlane.mNormal.y;
|
---|
| 1717 | eq[2] = mSceneCutPlane.mNormal.z;
|
---|
| 1718 | eq[3] = mSceneCutPlane.mD;
|
---|
| 1719 |
|
---|
| 1720 | if (mCutViewCells) {
|
---|
| 1721 | glClipPlane(GL_CLIP_PLANE0, eq);
|
---|
| 1722 | glEnable(GL_CLIP_PLANE0);
|
---|
| 1723 | }
|
---|
| 1724 |
|
---|
| 1725 | int i;
|
---|
| 1726 | ViewCellContainer &viewcells = mViewCellsManager->GetViewCells();
|
---|
| 1727 | int maxPvs = -1;
|
---|
| 1728 | for (i=0; i < viewcells.size(); i++)
|
---|
| 1729 | {
|
---|
| 1730 | ViewCell *vc = viewcells[i];
|
---|
[1694] | 1731 |
|
---|
| 1732 | //const int p = vc->GetPvs().CountObjectsInPvs();
|
---|
| 1733 | const int p = vc->GetPvs().Size();
|
---|
[1387] | 1734 | if (p > maxPvs)
|
---|
| 1735 | maxPvs = p;
|
---|
| 1736 | }
|
---|
| 1737 |
|
---|
| 1738 |
|
---|
| 1739 | for (i=0; i < viewcells.size(); i++) {
|
---|
| 1740 | ViewCell *vc = viewcells[i];
|
---|
| 1741 | // Mesh *m = vc->GetMesh();
|
---|
| 1742 |
|
---|
| 1743 |
|
---|
| 1744 | RgbColor c;
|
---|
| 1745 |
|
---|
[1694] | 1746 | if (!mShowPvsSizes) {
|
---|
| 1747 | mWireFrame = true;
|
---|
[1387] | 1748 | c = vc->GetColor();
|
---|
[1694] | 1749 | } else {
|
---|
| 1750 | // const float importance = 5.0f*mTransferFunction * ((float)vc->GetPvs().CountObjectsInPvs() / (float)maxPvs);
|
---|
| 1751 | const float importance = 5.0f*mTransferFunction * ((float)vc->GetPvs().Size() / (float)maxPvs);
|
---|
[1387] | 1752 | c = RgbColor(importance, 1.0f - importance, 0.0f);
|
---|
| 1753 | }
|
---|
| 1754 | glColor3f(c.r, c.g, c.b);
|
---|
| 1755 |
|
---|
| 1756 | RenderViewCell(vc);
|
---|
| 1757 | }
|
---|
| 1758 |
|
---|
[1694] | 1759 | mUseFalseColors = false;
|
---|
| 1760 | mWireFrame = false;
|
---|
[1387] | 1761 |
|
---|
[1581] | 1762 | glPopAttrib();
|
---|
[1694] | 1763 |
|
---|
[1387] | 1764 | }
|
---|
| 1765 |
|
---|
| 1766 |
|
---|
| 1767 |
|
---|
| 1768 |
|
---|
| 1769 |
|
---|
| 1770 | /***********************************************************************/
|
---|
| 1771 | /* QtGlDebuggerWidget implementation */
|
---|
| 1772 | /***********************************************************************/
|
---|
| 1773 |
|
---|
| 1774 |
|
---|
| 1775 | QtGlDebuggerWidget::QtGlDebuggerWidget(QtGlRendererBuffer *buf, QWidget *parent)
|
---|
| 1776 | : QGLWidget(QGLFormat(QGL::SampleBuffers), parent), mRenderBuffer(buf)
|
---|
| 1777 | {
|
---|
| 1778 | // create the pbuffer
|
---|
| 1779 | //pbuffer = new QGLPixelBuffer(QSize(512, 512), format(), this);
|
---|
| 1780 | timerId = startTimer(20);
|
---|
| 1781 | setWindowTitle(("OpenGL pbuffers"));
|
---|
| 1782 | }
|
---|
| 1783 |
|
---|
| 1784 |
|
---|
| 1785 | QtGlDebuggerWidget::~QtGlDebuggerWidget()
|
---|
| 1786 | {
|
---|
| 1787 | mRenderBuffer->releaseFromDynamicTexture();
|
---|
| 1788 | glDeleteTextures(1, &dynamicTexture);
|
---|
| 1789 |
|
---|
| 1790 | DEL_PTR(mRenderBuffer);
|
---|
| 1791 | }
|
---|
| 1792 |
|
---|
| 1793 |
|
---|
| 1794 |
|
---|
| 1795 | QtRendererControlWidget::QtRendererControlWidget(QWidget * parent, Qt::WFlags f):
|
---|
| 1796 | QWidget(parent, f)
|
---|
| 1797 | {
|
---|
| 1798 |
|
---|
| 1799 | QVBoxLayout *vl = new QVBoxLayout;
|
---|
| 1800 | setLayout(vl);
|
---|
| 1801 |
|
---|
| 1802 | QWidget *vbox = new QGroupBox("ViewCells", this);
|
---|
| 1803 | layout()->addWidget(vbox);
|
---|
| 1804 |
|
---|
| 1805 | vl = new QVBoxLayout;
|
---|
| 1806 | vbox->setLayout(vl);
|
---|
| 1807 |
|
---|
| 1808 | QLabel *label = new QLabel("Granularity");
|
---|
| 1809 | vbox->layout()->addWidget(label);
|
---|
[1613] | 1810 |
|
---|
[1387] | 1811 | QSlider *slider = new QSlider(Qt::Horizontal, vbox);
|
---|
| 1812 | vl->addWidget(slider);
|
---|
| 1813 | slider->show();
|
---|
| 1814 | slider->setRange(1, 10000);
|
---|
| 1815 | slider->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
|
---|
| 1816 | slider->setValue(200);
|
---|
| 1817 |
|
---|
[1613] | 1818 |
|
---|
[1387] | 1819 | connect(slider, SIGNAL(valueChanged(int)), SIGNAL(SetViewCellGranularity(int)));
|
---|
| 1820 |
|
---|
[1694] | 1821 | label = new QLabel("Transfer function");
|
---|
| 1822 | vbox->layout()->addWidget(label);
|
---|
| 1823 |
|
---|
| 1824 | slider = new QSlider(Qt::Horizontal, vbox);
|
---|
| 1825 | vl->addWidget(slider);
|
---|
| 1826 | slider->show();
|
---|
| 1827 | slider->setRange(1, 1000);
|
---|
| 1828 | slider->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
|
---|
| 1829 | slider->setValue(100);
|
---|
| 1830 |
|
---|
| 1831 |
|
---|
| 1832 | connect(slider, SIGNAL(valueChanged(int)), SIGNAL(SetTransferFunction(int)));
|
---|
| 1833 |
|
---|
[1613] | 1834 | {
|
---|
| 1835 | QPushButton *button = new QPushButton("Update all PVSs", vbox);
|
---|
| 1836 | vbox->layout()->addWidget(button);
|
---|
| 1837 | connect(button, SIGNAL(clicked()), SLOT(UpdateAllPvs()));
|
---|
| 1838 | }
|
---|
| 1839 |
|
---|
| 1840 |
|
---|
[1387] | 1841 | label = new QLabel("Filter size");
|
---|
| 1842 | vbox->layout()->addWidget(label);
|
---|
| 1843 |
|
---|
| 1844 | slider = new QSlider(Qt::Horizontal, vbox);
|
---|
| 1845 | vbox->layout()->addWidget(slider);
|
---|
| 1846 | slider->show();
|
---|
| 1847 | slider->setRange(1, 100);
|
---|
| 1848 | slider->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
|
---|
| 1849 | slider->setValue(3);
|
---|
| 1850 |
|
---|
| 1851 | connect(slider, SIGNAL(valueChanged(int)), SIGNAL(SetVisibilityFilterSize(int)));
|
---|
| 1852 |
|
---|
| 1853 |
|
---|
| 1854 | label = new QLabel("Spatial Filter size");
|
---|
| 1855 | vbox->layout()->addWidget(label);
|
---|
| 1856 |
|
---|
| 1857 | slider = new QSlider(Qt::Horizontal, vbox);
|
---|
| 1858 | vbox->layout()->addWidget(slider);
|
---|
| 1859 | slider->show();
|
---|
| 1860 | slider->setRange(1, 100);
|
---|
| 1861 | slider->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
|
---|
| 1862 | slider->setValue(10);
|
---|
| 1863 |
|
---|
| 1864 | connect(slider, SIGNAL(valueChanged(int)), SIGNAL(SetSpatialFilterSize(int)));
|
---|
| 1865 |
|
---|
| 1866 |
|
---|
| 1867 |
|
---|
| 1868 | QWidget *hbox = new QWidget(vbox);
|
---|
| 1869 | vl->addWidget(hbox);
|
---|
| 1870 | QHBoxLayout *hlayout = new QHBoxLayout;
|
---|
| 1871 | hbox->setLayout(hlayout);
|
---|
| 1872 |
|
---|
| 1873 | QCheckBox *cb = new QCheckBox("Show viewcells", hbox);
|
---|
| 1874 | hlayout->addWidget(cb);
|
---|
| 1875 | cb->setChecked(false);
|
---|
| 1876 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetShowViewCells(bool)));
|
---|
| 1877 |
|
---|
[1584] | 1878 | cb = new QCheckBox("Render cost curve", hbox);
|
---|
[1387] | 1879 | hlayout->addWidget(cb);
|
---|
| 1880 | cb->setChecked(false);
|
---|
| 1881 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetShowRenderCost(bool)));
|
---|
| 1882 |
|
---|
[1584] | 1883 | cb = new QCheckBox("Show render cost", hbox);
|
---|
[1387] | 1884 | hlayout->addWidget(cb);
|
---|
| 1885 | cb->setChecked(false);
|
---|
| 1886 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetShowPvsSizes(bool)));
|
---|
| 1887 |
|
---|
[1581] | 1888 | cb = new QCheckBox("Show rays", hbox);
|
---|
| 1889 | hlayout->addWidget(cb);
|
---|
| 1890 | cb->setChecked(false);
|
---|
| 1891 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetShowRays(bool)));
|
---|
| 1892 |
|
---|
[1387] | 1893 | vbox->resize(800,100);
|
---|
| 1894 |
|
---|
| 1895 |
|
---|
| 1896 | vbox = new QGroupBox("Rendering", this);
|
---|
| 1897 | layout()->addWidget(vbox);
|
---|
| 1898 |
|
---|
| 1899 | vl = new QVBoxLayout;
|
---|
| 1900 | vbox->setLayout(vl);
|
---|
| 1901 |
|
---|
| 1902 |
|
---|
| 1903 |
|
---|
[1694] | 1904 | cb = new QCheckBox("Cut view cells", vbox);
|
---|
| 1905 | vbox->layout()->addWidget(cb);
|
---|
| 1906 | cb->setChecked(false);
|
---|
| 1907 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetCutViewCells(bool)));
|
---|
| 1908 |
|
---|
| 1909 |
|
---|
[1387] | 1910 | slider = new QSlider(Qt::Horizontal, vbox);
|
---|
| 1911 | vbox->layout()->addWidget(slider);
|
---|
| 1912 | slider->show();
|
---|
| 1913 | slider->setRange(0, 1000);
|
---|
| 1914 | slider->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
|
---|
| 1915 | slider->setValue(1000);
|
---|
| 1916 |
|
---|
| 1917 | connect(slider, SIGNAL(valueChanged(int)), SIGNAL(SetSceneCut(int)));
|
---|
| 1918 |
|
---|
[1594] | 1919 |
|
---|
[1694] | 1920 | cb = new QCheckBox("Cut scene", vbox);
|
---|
| 1921 | vbox->layout()->addWidget(cb);
|
---|
| 1922 | cb->setChecked(false);
|
---|
| 1923 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetCutScene(bool)));
|
---|
| 1924 |
|
---|
[1594] | 1925 | cb = new QCheckBox("Render boxes", vbox);
|
---|
| 1926 | vbox->layout()->addWidget(cb);
|
---|
| 1927 | cb->setChecked(false);
|
---|
| 1928 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetRenderBoxes(bool)));
|
---|
| 1929 |
|
---|
| 1930 | cb = new QCheckBox("Render visibility estimates", vbox);
|
---|
| 1931 | vbox->layout()->addWidget(cb);
|
---|
| 1932 | cb->setChecked(false);
|
---|
| 1933 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetRenderVisibilityEstimates(bool)));
|
---|
| 1934 |
|
---|
| 1935 |
|
---|
[1387] | 1936 | cb = new QCheckBox("Render errors", vbox);
|
---|
| 1937 | vbox->layout()->addWidget(cb);
|
---|
| 1938 | cb->setChecked(false);
|
---|
| 1939 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetRenderErrors(bool)));
|
---|
| 1940 |
|
---|
[1594] | 1941 |
|
---|
| 1942 | bool tmp;
|
---|
| 1943 |
|
---|
[1387] | 1944 | cb = new QCheckBox("Use filter", vbox);
|
---|
| 1945 | vbox->layout()->addWidget(cb);
|
---|
[1594] | 1946 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilityFilter", tmp );
|
---|
| 1947 | cb->setChecked(tmp);
|
---|
[1387] | 1948 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetUseFilter(bool)));
|
---|
| 1949 |
|
---|
[1594] | 1950 |
|
---|
[1387] | 1951 | cb = new QCheckBox("Use spatial filter", vbox);
|
---|
| 1952 | vbox->layout()->addWidget(cb);
|
---|
[1594] | 1953 | Environment::GetSingleton()->GetBoolValue("Preprocessor.applyVisibilitySpatialFilter",
|
---|
| 1954 | tmp );
|
---|
| 1955 | cb->setChecked(tmp);
|
---|
[1387] | 1956 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetUseSpatialFilter(bool)));
|
---|
| 1957 |
|
---|
| 1958 | cb = new QCheckBox("Render filter", vbox);
|
---|
| 1959 | vbox->layout()->addWidget(cb);
|
---|
| 1960 | cb->setChecked(true);
|
---|
| 1961 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetRenderFilter(bool)));
|
---|
| 1962 |
|
---|
| 1963 |
|
---|
| 1964 |
|
---|
| 1965 |
|
---|
| 1966 | slider = new QSlider(Qt::Horizontal, vbox);
|
---|
| 1967 | vbox->layout()->addWidget(slider);
|
---|
| 1968 | slider->show();
|
---|
| 1969 | slider->setRange(1, 1000);
|
---|
| 1970 | slider->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
|
---|
| 1971 | slider->setValue(500);
|
---|
| 1972 |
|
---|
| 1973 | connect(slider, SIGNAL(valueChanged(int)), SIGNAL(SetTopDistance(int)));
|
---|
| 1974 |
|
---|
| 1975 | cb = new QCheckBox("Top View", vbox);
|
---|
| 1976 | vbox->layout()->addWidget(cb);
|
---|
| 1977 | cb->setChecked(false);
|
---|
| 1978 | connect(cb, SIGNAL(toggled(bool)), SIGNAL(SetTopView(bool)));
|
---|
| 1979 |
|
---|
[1613] | 1980 |
|
---|
| 1981 |
|
---|
[1387] | 1982 | vbox = new QGroupBox("PVS Errors", this);
|
---|
| 1983 | layout()->addWidget(vbox);
|
---|
[1613] | 1984 |
|
---|
[1387] | 1985 | vl = new QVBoxLayout;
|
---|
| 1986 | vbox->setLayout(vl);
|
---|
| 1987 |
|
---|
[1613] | 1988 | QPushButton *button = new QPushButton("Compute Visibility", vbox);
|
---|
[1387] | 1989 | vbox->layout()->addWidget(button);
|
---|
[1613] | 1990 | connect(button, SIGNAL(clicked()), SLOT(ComputeVisibility()));
|
---|
[1387] | 1991 |
|
---|
[1613] | 1992 | button = new QPushButton("Stop Computation", vbox);
|
---|
| 1993 | vbox->layout()->addWidget(button);
|
---|
| 1994 | connect(button, SIGNAL(clicked()), SLOT(StopComputation()));
|
---|
| 1995 |
|
---|
| 1996 |
|
---|
| 1997 | if (0) {
|
---|
| 1998 | vbox = new QGroupBox("PVS Errors", this);
|
---|
| 1999 | layout()->addWidget(vbox);
|
---|
| 2000 |
|
---|
| 2001 | vl = new QVBoxLayout;
|
---|
| 2002 | vbox->setLayout(vl);
|
---|
| 2003 |
|
---|
| 2004 | mPvsErrorWidget = new QListWidget(vbox);
|
---|
| 2005 | vbox->layout()->addWidget(mPvsErrorWidget);
|
---|
| 2006 |
|
---|
| 2007 | connect(mPvsErrorWidget,
|
---|
| 2008 | SIGNAL(doubleClicked(const QModelIndex &)),
|
---|
| 2009 | this,
|
---|
| 2010 | SLOT(PvsErrorClicked(const QModelIndex &)));
|
---|
| 2011 |
|
---|
| 2012 | QPushButton *button = new QPushButton("Next Error Frame", vbox);
|
---|
| 2013 | vbox->layout()->addWidget(button);
|
---|
| 2014 | connect(button, SIGNAL(clicked(void)), SLOT(FocusNextPvsErrorFrame(void)));
|
---|
| 2015 | }
|
---|
| 2016 |
|
---|
[1387] | 2017 | setWindowTitle("Preprocessor Control Widget");
|
---|
| 2018 | adjustSize();
|
---|
| 2019 | }
|
---|
| 2020 |
|
---|
| 2021 |
|
---|
| 2022 |
|
---|
[1613] | 2023 |
|
---|
[1387] | 2024 | void
|
---|
| 2025 | QtRendererControlWidget::FocusNextPvsErrorFrame(void)
|
---|
| 2026 | {
|
---|
| 2027 |
|
---|
| 2028 |
|
---|
| 2029 | }
|
---|
| 2030 |
|
---|
| 2031 | void
|
---|
| 2032 | QtRendererControlWidget::UpdatePvsErrorItem(int row,
|
---|
| 2033 | GlRendererBuffer::PvsErrorEntry &pvsErrorEntry)
|
---|
| 2034 | {
|
---|
| 2035 |
|
---|
| 2036 | QListWidgetItem *i = mPvsErrorWidget->item(row);
|
---|
| 2037 | QString s;
|
---|
| 2038 | s.sprintf("%5.5f", pvsErrorEntry.mError);
|
---|
| 2039 | if (i) {
|
---|
| 2040 | i->setText(s);
|
---|
| 2041 | } else {
|
---|
| 2042 | new QListWidgetItem(s, mPvsErrorWidget);
|
---|
| 2043 | }
|
---|
| 2044 | mPvsErrorWidget->update();
|
---|
| 2045 | }
|
---|
| 2046 |
|
---|
| 2047 |
|
---|
| 2048 | void QtGlDebuggerWidget::initializeGL()
|
---|
| 2049 | {
|
---|
| 2050 | glMatrixMode(GL_PROJECTION);
|
---|
| 2051 | glLoadIdentity();
|
---|
| 2052 |
|
---|
| 2053 | glFrustum(-1, 1, -1, 1, 10, 100);
|
---|
| 2054 | glTranslatef(-0.5f, -0.5f, -0.5f);
|
---|
| 2055 | glTranslatef(0.0f, 0.0f, -15.0f);
|
---|
| 2056 | glMatrixMode(GL_MODELVIEW);
|
---|
| 2057 |
|
---|
| 2058 | glEnable(GL_CULL_FACE);
|
---|
| 2059 | initCommon();
|
---|
| 2060 | initPbuffer();
|
---|
| 2061 |
|
---|
| 2062 | }
|
---|
| 2063 |
|
---|
| 2064 |
|
---|
| 2065 | void QtGlDebuggerWidget::resizeGL(int w, int h)
|
---|
| 2066 | {
|
---|
| 2067 | glViewport(0, 0, w, h);
|
---|
| 2068 | }
|
---|
| 2069 |
|
---|
| 2070 |
|
---|
| 2071 | void QtGlDebuggerWidget::paintGL()
|
---|
| 2072 | {
|
---|
| 2073 | // draw a spinning cube into the pbuffer..
|
---|
| 2074 | mRenderBuffer->makeCurrent();
|
---|
| 2075 |
|
---|
| 2076 | BeamSampleStatistics stats;
|
---|
| 2077 | mRenderBuffer->SampleBeamContributions(mSourceObject, mBeam, mSamples, stats);
|
---|
| 2078 |
|
---|
| 2079 | glFlush();
|
---|
| 2080 |
|
---|
| 2081 | // rendering directly to a texture is not supported on X11, unfortunately
|
---|
| 2082 | mRenderBuffer->updateDynamicTexture(dynamicTexture);
|
---|
| 2083 |
|
---|
| 2084 | // and use the pbuffer contents as a texture when rendering the
|
---|
| 2085 | // background and the bouncing cubes
|
---|
| 2086 | makeCurrent();
|
---|
| 2087 | glBindTexture(GL_TEXTURE_2D, dynamicTexture);
|
---|
| 2088 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
---|
| 2089 |
|
---|
| 2090 | // draw the background
|
---|
| 2091 | glMatrixMode(GL_MODELVIEW);
|
---|
| 2092 | glPushMatrix();
|
---|
| 2093 | glLoadIdentity();
|
---|
| 2094 | glMatrixMode(GL_PROJECTION);
|
---|
| 2095 | glPushMatrix();
|
---|
| 2096 | glLoadIdentity();
|
---|
| 2097 |
|
---|
| 2098 | glPopMatrix();
|
---|
| 2099 | glMatrixMode(GL_MODELVIEW);
|
---|
| 2100 | glPopMatrix();
|
---|
| 2101 | }
|
---|
| 2102 |
|
---|
| 2103 |
|
---|
| 2104 | void QtGlDebuggerWidget::initPbuffer()
|
---|
| 2105 | {
|
---|
| 2106 | // set up the pbuffer context
|
---|
| 2107 | mRenderBuffer->makeCurrent();
|
---|
| 2108 | /*mRenderBuffer->InitGL();
|
---|
| 2109 |
|
---|
| 2110 | glViewport(0, 0, mRenderBuffer->size().width(), mRenderBuffer->size().height());
|
---|
| 2111 | glMatrixMode(GL_PROJECTION);
|
---|
| 2112 | glLoadIdentity();
|
---|
| 2113 | glOrtho(-1, 1, -1, 1, -99, 99);
|
---|
| 2114 | glTranslatef(-0.5f, -0.5f, 0.0f);
|
---|
| 2115 | glMatrixMode(GL_MODELVIEW);
|
---|
| 2116 | glLoadIdentity();
|
---|
| 2117 |
|
---|
| 2118 | glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);*/
|
---|
| 2119 |
|
---|
| 2120 | // generate a texture that has the same size/format as the pbuffer
|
---|
| 2121 | dynamicTexture = mRenderBuffer->generateDynamicTexture();
|
---|
| 2122 |
|
---|
| 2123 | // bind the dynamic texture to the pbuffer - this is a no-op under X11
|
---|
| 2124 | mRenderBuffer->bindToDynamicTexture(dynamicTexture);
|
---|
| 2125 | makeCurrent();
|
---|
| 2126 | }
|
---|
| 2127 |
|
---|
| 2128 | void QtGlDebuggerWidget::initCommon()
|
---|
| 2129 | {
|
---|
| 2130 | glEnable(GL_TEXTURE_2D);
|
---|
| 2131 | glEnable(GL_DEPTH_TEST);
|
---|
| 2132 |
|
---|
| 2133 | glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
|
---|
| 2134 | }
|
---|
| 2135 |
|
---|
| 2136 |
|
---|
| 2137 |
|
---|
| 2138 | }
|
---|