[961] | 1 | |
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| 2 | #include "LBBCDiffuseColorPointClusterGenerator.h" |
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| 3 | |
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| 4 | namespace LBBC |
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| 5 | { |
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| 6 | |
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| 7 | DiffuseColorPointClusterGenerator::DiffuseColorPointClusterGenerator() |
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| 8 | { |
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| 9 | } |
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| 10 | |
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| 11 | DiffuseColorPointClusterGenerator::~DiffuseColorPointClusterGenerator() |
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| 12 | { |
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| 13 | } |
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| 14 | |
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| 15 | void DiffuseColorPointClusterGenerator::setBillboardCloud(BBC::BillboardCloud *billboardCloud) |
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| 16 | { |
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| 17 | mBillboardCloud = billboardCloud; |
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| 18 | } |
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| 19 | |
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| 20 | BBC::BillboardCloud* DiffuseColorPointClusterGenerator::getBillboardCloud() |
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| 21 | { |
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| 22 | return mBillboardCloud; |
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| 23 | } |
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| 24 | |
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| 25 | void DiffuseColorPointClusterGenerator::setEntity(BBC::EntityPtr entity) |
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| 26 | { |
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| 27 | mEntity = entity; |
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| 28 | } |
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| 29 | |
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| 30 | BBC::EntityPtr DiffuseColorPointClusterGenerator::getEntity() |
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| 31 | { |
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| 32 | return mEntity; |
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| 33 | } |
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| 34 | |
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| 35 | void DiffuseColorPointClusterGenerator::setNumSamples(Ogre::Real numSamples) |
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| 36 | { |
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| 37 | mNumSamples = numSamples; |
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| 38 | } |
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| 39 | |
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| 40 | Ogre::Real DiffuseColorPointClusterGenerator::getNumSamples() |
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| 41 | { |
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| 42 | return mNumSamples; |
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| 43 | } |
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| 44 | |
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| 45 | void DiffuseColorPointClusterGenerator::setMaterialName(Ogre::String materialName) |
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| 46 | { |
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| 47 | mMaterialName = materialName; |
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| 48 | } |
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| 49 | |
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| 50 | Ogre::String DiffuseColorPointClusterGenerator::getMaterialName() |
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| 51 | { |
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| 52 | return mMaterialName; |
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| 53 | } |
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| 54 | |
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| 55 | void DiffuseColorPointClusterGenerator::generateDiffuseColorPointCluster() |
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| 56 | { |
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| 57 | unsigned int numSubEntities = 0; |
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| 58 | mEntity->removeSubEntity(0); |
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| 59 | |
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| 60 | for (unsigned int iBillboard = 0; iBillboard < mBillboardCloud->getNumBillboards(); iBillboard++) |
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| 61 | { |
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| 62 | BBC::BillboardPtr billboard = mBillboardCloud->getBillboard(iBillboard); |
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| 63 | BBC::EntityClusterPtr entityCluster = billboard->getBillboardClusterData()->getEntityCluster(); |
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| 64 | |
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| 65 | if (entityCluster->getNumEntitiesClusterData() > 0) |
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| 66 | { |
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| 67 | mEntity->createSubEntity(); |
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| 68 | mEntity->getSubEntity(numSubEntities)->setMaterialName(mMaterialName); |
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| 69 | mEntity->getSubEntity(numSubEntities)->enableNormals(false); |
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| 70 | mEntity->getSubEntity(numSubEntities)->enableTextureCoords(true); |
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| 71 | mEntity->getSubEntity(numSubEntities)->addTextureCoordSet(2); |
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[969] | 72 | mEntity->getSubEntity(numSubEntities)->enableVertexColors(true); |
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[961] | 73 | |
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| 74 | Ogre::Vector3 p1, p2, p3, p4, pa, pb; |
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| 75 | Ogre::Real height, width; |
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| 76 | |
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| 77 | height = Ogre::Vector3(billboard->getBillboardClusterData()->getQuadTopLeftCorner() - billboard->getBillboardClusterData()->getQuadBottomLeftCorner()).length(); |
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| 78 | width = Ogre::Vector3(billboard->getBillboardClusterData()->getQuadTopLeftCorner() - billboard->getBillboardClusterData()->getQuadTopRightCorner()).length(); |
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| 79 | |
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| 80 | for (unsigned int iLeaf = 0; iLeaf < entityCluster->getNumEntitiesClusterData(); iLeaf++)
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| 81 | {
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| 82 | BBC::UniqueVertex vertex;
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| 83 |
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| 84 | BBC::EntityClusterData* entityClusterData = entityCluster->getEntityClusterData(iLeaf).get();
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| 85 | Leaf *leaf = (Leaf*)entityClusterData->getEntity().get();
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| 86 | vertex.position = leaf->getPosition();
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| 87 |
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| 88 | Ogre::Real numSamples = mNumSamples;
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| 89 | Ogre::Real randomInt = Ogre::Math::Ceil(Ogre::Math::RangeRandom(0.5,numSamples));
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| 90 |
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| 91 | Ogre::Vector2 topLeftCorner[16];
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| 92 | topLeftCorner[0] = Ogre::Vector2(0.0, 0.0);
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| 93 | topLeftCorner[1] = Ogre::Vector2(0.25, 0.0);
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| 94 | topLeftCorner[2] = Ogre::Vector2(0.5, 0.0);
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| 95 | topLeftCorner[3] = Ogre::Vector2(0.75, 0.0);
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| 96 | topLeftCorner[4] = Ogre::Vector2(0.0, 0.25);
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| 97 | topLeftCorner[5] = Ogre::Vector2(0.25, 0.25);
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| 98 | topLeftCorner[6] = Ogre::Vector2(0.5, 0.25);
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| 99 | topLeftCorner[7] = Ogre::Vector2(0.75, 0.25);
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| 100 | topLeftCorner[8] = Ogre::Vector2(0.0, 0.5);
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| 101 | topLeftCorner[9] = Ogre::Vector2(0.25, 0.5);
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| 102 | topLeftCorner[10] = Ogre::Vector2(0.5, 0.5);
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| 103 | topLeftCorner[11] = Ogre::Vector2(0.75, 0.5);
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| 104 | topLeftCorner[12] = Ogre::Vector2(0.0, 0.75);
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| 105 | topLeftCorner[13] = Ogre::Vector2(0.25, 0.75);
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| 106 | topLeftCorner[14] = Ogre::Vector2(0.5, 0.75);
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| 107 | topLeftCorner[15] = Ogre::Vector2(0.75, 0.75);
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| 108 |
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| 109 | vertex.uv[0] = Ogre::Vector3(1.0 - topLeftCorner[(unsigned int)randomInt-1][0], 1.0 - topLeftCorner[(unsigned int)randomInt-1][1], 0.0);
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| 110 | vertex.colour = Ogre::ColourValue(Ogre::Math::RangeRandom(0.0, 1.0), Ogre::Math::RangeRandom(0.0, 1.0), Ogre::Math::RangeRandom(0.0, 1.0), 1.0).getAsRGBA();
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| 111 | mEntity->getSubEntity(numSubEntities)->addUniqueVertex(vertex);
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| 112 | } |
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| 113 | |
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| 114 | unsigned int iVertexFace = 0; |
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| 115 | Ogre::Vector3 faceVertexIndices = Ogre::Vector3::ZERO; |
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| 116 | |
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| 117 | for (unsigned int iVertex = 0; iVertex < mEntity->getSubEntity(numSubEntities)->getNumVertices(); iVertex++) |
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| 118 | { |
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| 119 | faceVertexIndices[iVertexFace] = iVertex; |
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| 120 | iVertexFace++; |
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| 121 | |
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| 122 | if ((iVertex + 1) != mEntity->getSubEntity(numSubEntities)->getNumVertices()) |
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| 123 | { |
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| 124 | if (iVertexFace == 3) |
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| 125 | { |
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| 126 | mEntity->getSubEntity(numSubEntities)->addFaceVerticesIDs(faceVertexIndices); |
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| 127 | iVertexFace = 0; |
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| 128 | faceVertexIndices = Ogre::Vector3::ZERO; |
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| 129 | } |
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| 130 | } |
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| 131 | else |
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| 132 | { |
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| 133 | mEntity->getSubEntity(numSubEntities)->addFaceVerticesIDs(faceVertexIndices); |
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| 134 | } |
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| 135 | } |
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| 136 | |
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| 137 | numSubEntities++; |
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| 138 | } |
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| 139 | } |
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| 140 | } |
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| 141 | |
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| 142 | } |
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