ML_START_NAMESPACE //*********************************************************************************** U3DDataBlockWriter U3DSave::_createPointSetContinuationBlock(mlU3D::PointSetGenerator &pointSetGenerator) const { MLuint8 signsXYZ; MLuint32 diffX; MLuint32 diffY; MLuint32 diffZ; _statusFld->setStringValue("Assembling data for PointSet: " + pointSetGenerator.resourceName + "."); U3DDataBlockWriter thisPointSetContinuationBlock; thisPointSetContinuationBlock.blockType = mlU3D::BLOCKTYPE_POINTSETCONTINUATION; thisPointSetContinuationBlock.writeString(pointSetGenerator.resourceName); // Write Point Set Name (9.6.2.2.1) thisPointSetContinuationBlock.writeU32(mlU3D::ReservedZero); // Write Chain Index (9.6.2.2.2) (shall be zero) thisPointSetContinuationBlock.writeU32(0x00000000); // Write Point Resolution Range - Start Resolution (9.6.2.2.3.1) thisPointSetContinuationBlock.writeU32(pointSetGenerator.pointCount); // Write Point Resolution Range - End Resolution (9.6.2.2.3.2) (# of points) for (MLuint32 currentPosition = 0; currentPosition < pointSetGenerator.pointCount; currentPosition++) { MLint32 splitPositionIndex = currentPosition - 1; if (0 == currentPosition) // Special case for first position! // No split position and no diff - instead the position itself is written { thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_StaticFull + 0x00000001, 0); // Write Split Position Index (9.6.2.2.4.1) } else { thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_StaticFull + currentPosition, splitPositionIndex); // Write Split Position Index (9.6.2.2.4.1) } // Write New Position Info (9.6.2.2.4.2) mlU3D::PositionStruct currentPositionData = pointSetGenerator.positions[currentPosition]; mlU3D::PositionStruct predictedPositionData; if (splitPositionIndex >= 0) { predictedPositionData = pointSetGenerator.positions[splitPositionIndex]; } Vector3 positionDifferenceVec3 = currentPositionData.position - predictedPositionData.position; mlU3D::U3DTools::quantizePosition(positionDifferenceVec3, signsXYZ, diffX, diffY, diffZ); thisPointSetContinuationBlock.writeCompressedU8(mlU3D::Context_cPosDiffSign, signsXYZ); // Write New Position Info - Position Difference Signs (9.6.1.3.4.10.1) thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffX, diffX); // Write New Position Info - Position Difference X (9.6.1.3.4.10.2) thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffY, diffY); // Write New Position Info - Position Difference Y (9.6.1.3.4.10.3) thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffZ, diffZ); // Write New Position Info - Position Difference Z (9.6.1.3.4.10.4) MLuint32 newPointCount = 1; // Always add 1 new point in this version MLuint32 newNormalCount = ((pointSetGenerator.normalCount > 0) ? newPointCount : 0); // Should be zero -> no normals in this version thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cNormlCnt, newNormalCount); // Write Point Description - New Normal Count (9.6.2.2.4.3) - always 1 normal per point // Write New Normal Info (9.6.2.2.4.4) [UNUSED BY ACROBAT] for (MLuint32 newNormalIndex = 0; newNormalIndex < newNormalCount; newNormalIndex++) { //Vector3 currentNormalVec3; currentNormalVec3.x = 0; currentNormalVec3.y = 0; currentNormalVec3.z = 0; //Vector3 predictedNormalVec3 = currentNormalVec3; // Normals are always 0,0,0 in this version Vector3 normalDifferenceVec3;// = currentNormalVec3 - predictedNormalVec3; mlU3D::U3DTools::quantizeNormal(normalDifferenceVec3, signsXYZ, diffX, diffY, diffZ); // Write normal at line start thisPointSetContinuationBlock.writeCompressedU8(mlU3D::Context_cDiffNormalSign, signsXYZ); // Write Normal Difference Signs (9.6.2.2.4.4.1) thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalX, diffX); // Write Normal Difference X (9.6.2.2.4.4.2) thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalY, diffY); // Write Normal Difference Y (9.6.2.2.4.4.3) thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalZ, diffZ); // Write Normal Difference Z (9.6.2.2.4.4.4) } thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPointCnt_cLineCnt_cFaceCnt, newPointCount); // Write Point Description - New Point Count (9.6.2.2.4.5) // Write New Point Info (9.6.2.2.4.6) for (MLuint32 newPointInfoNumber = 0; newPointInfoNumber < newPointCount; newPointInfoNumber++) { thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cShading, 0x00000000); // Write Shading ID (9.6.2.2.4.6.1) thisPointSetContinuationBlock.writeCompressedU32(mlU3D::Context_cNormlIdx, newPointInfoNumber); // Write Normal Local Index (9.6.2.2.4.6.2) - Must be written although no normals are used at all in this version! // Write no New Point Diffuse Color Coords (9.6.2.2.4.6.3) since it is not supported by this version // Write no New Point Specular Color Coords (9.6.2.2.4.6.4) since it is not supported by this version [UNUSED BY ACROBAT] // Write no New Point Texture Coords (9.6.2.2.4.6.5) since it is not supported by this version [UNUSED BY ACROBAT] } } // for (MLuint32 currentPosition = 0... return thisPointSetContinuationBlock; }
U3DDataBlockWriter U3DSave::_createLineSetContinuationBlock(mlU3D::LineSetGenerator &lineSetGenerator) const { MLuint8 signsXYZ; MLuint32 diffX; MLuint32 diffY; MLuint32 diffZ; _statusFld->setStringValue("Assembling data for LineSet: " + lineSetGenerator.resourceName + "."); U3DDataBlockWriter thisLineSetContinuationBlock; thisLineSetContinuationBlock.blockType = mlU3D::BLOCKTYPE_LINESETCONTINUATION; thisLineSetContinuationBlock.writeString(lineSetGenerator.resourceName); // Write Line Set Name (9.6.3.2.1) thisLineSetContinuationBlock.writeU32(mlU3D::ReservedZero); // Write Chain Index (9.6.3.2.2) (shall be zero) thisLineSetContinuationBlock.writeU32(0x00000000); // Write Point Resolution Range - Start Resolution (9.6.3.2.3.1) thisLineSetContinuationBlock.writeU32(lineSetGenerator.pointCount); // Write Point Resolution Range - End Resolution (9.6.3.2.3.2) (# of points) for (MLuint32 currentPosition = 0; currentPosition < lineSetGenerator.pointCount; currentPosition++) { if (0 == currentPosition) // Special case for first position! // No split position and no diff - instead the position itself is written { mlU3D::PositionStruct startPosition = lineSetGenerator.positions[currentPosition]; mlU3D::U3DTools::quantizePosition(startPosition.position, signsXYZ, diffX, diffY, diffZ); thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_StaticFull + 1, 0); // Write Line Description - Split Position Index (9.6.3.2.4.1) - for first entry with special value 0 and special context "r1" instead of "r0" thisLineSetContinuationBlock.writeCompressedU8(mlU3D::Context_cPosDiffSign, signsXYZ); // Write Line Description - New Position Info - Position Difference Signs (9.6.1.3.4.10.1) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffX, diffX); // Write Line Description - New Position Info - Position Difference X (9.6.1.3.4.10.2) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffY, diffY); // Write Line Description - New Position Info - Position Difference Y (9.6.1.3.4.10.3) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffZ, diffZ); // Write Line Description - New Position Info - Position Difference Z (9.6.1.3.4.10.4) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cNormlCnt, 0); // Write Line Description - New Normal Count (9.6.3.2.4.3) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPointCnt_cLineCnt_cFaceCnt, 0); // Write Line Description - New Line Count (9.6.3.2.4.5) } else { MLuint32 splitPosition = currentPosition - 1; mlU3D::PositionStruct currentPositionData = lineSetGenerator.positions[currentPosition]; mlU3D::PositionStruct predictedPositionData = lineSetGenerator.positions[splitPosition]; Vector3 positionDifferenceVec3 = currentPositionData.position - predictedPositionData.position; mlU3D::U3DTools::quantizePosition(positionDifferenceVec3, signsXYZ, diffX, diffY, diffZ); thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_StaticFull + currentPosition, splitPosition); // Write Line Description - Split Position Index (9.6.3.2.4.1) thisLineSetContinuationBlock.writeCompressedU8(mlU3D::Context_cPosDiffSign, signsXYZ); // Write Line Description - New Position Info - Position Difference Signs (9.6.1.3.4.10.1) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffX, diffX); // Write Line Description - New Position Info - Position Difference X (9.6.1.3.4.10.2) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffY, diffY); // Write Line Description - New Position Info - Position Difference Y (9.6.1.3.4.10.3) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPosDiffZ, diffZ); // Write Line Description - New Position Info - Position Difference Z (9.6.1.3.4.10.4) mlU3D::LinesVector newLines = mlU3D::U3DMarkerListTools::getNewLinesFromAllLines(lineSetGenerator.lines, currentPosition); MLuint32 newLineCount = (MLuint32)newLines.size(); MLuint32 newNormalCount = (MLuint32)((lineSetGenerator.normalCount > 0) ? newLineCount : 0); // Should be zero -> no normals in this version thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cNormlCnt, newNormalCount * 2); // Write Line Description - New Normal Count (9.6.2.2.4.3) - always 2 normals per line // Write New Normal Info (9.6.3.2.4.4) [UNUSED BY ACROBAT] for (MLuint32 newNormalIndex = 0; newNormalIndex < newNormalCount; newNormalIndex++) { //Vector3 currentNormalVec3; currentNormalVec3.x = 0; currentNormalVec3.y = 0; currentNormalVec3.z = 0; //Vector3 predictedNormalVec3 = currentNormalVec3; // Normals are always 0,0,0 in this version Vector3 normalDifferenceVec3;// = currentNormalVec3 - predictedNormalVec3; mlU3D::U3DTools::quantizeNormal(normalDifferenceVec3, signsXYZ, diffX, diffY, diffZ); // Write normal at line start thisLineSetContinuationBlock.writeCompressedU8(mlU3D::Context_cDiffNormalSign, signsXYZ); // Write Normal Difference Signs (9.6.2.2.4.4.1) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalX, diffX); // Write Normal Difference X (9.6.2.2.4.4.2) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalY, diffY); // Write Normal Difference Y (9.6.2.2.4.4.3) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalZ, diffZ); // Write Normal Difference Z (9.6.2.2.4.4.4) // Write normal at line end thisLineSetContinuationBlock.writeCompressedU8(mlU3D::Context_cDiffNormalSign, signsXYZ); // Write Normal Difference Signs (9.6.2.2.4.4.1) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalX, diffX); // Write Normal Difference X (9.6.2.2.4.4.2) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalY, diffY); // Write Normal Difference Y (9.6.2.2.4.4.3) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cDiffNormalZ, diffZ); // Write Normal Difference Z (9.6.2.2.4.4.4) } thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cPointCnt_cLineCnt_cFaceCnt, newLineCount); // Write Point Description - New Line Count (9.6.3.2.4.5) // Write New Line Info (9.6.3.2.4.6) for (MLuint32 newLineInfoNumber = 0; newLineInfoNumber < newLineCount; newLineInfoNumber++) { MLuint32 startPosition = newLines[newLineInfoNumber].startIndex; thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cShading, 0x00000000); // Write Shading ID (9.6.3.2.4.6.1) thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_StaticFull + currentPosition, startPosition); // Write First Position Index (9.6.3.2.4.6.2) for (MLuint32 j = 0; j<2; j++) { MLuint32 normalLocalIndex = ((newNormalCount > 0) ? 2 * newLineInfoNumber + j : 0); // newLineNumber shall always be be 0, so normalLocalIndex is 0 or 1 thisLineSetContinuationBlock.writeCompressedU32(mlU3D::Context_cNormlIdx, normalLocalIndex); // Write Normal Local Index (9.6.3.2.4.6.3) [UNUSED BY ACROBAT] // Write no New Line Diffuse Color Coords (9.6.3.2.4.6.4) since it is not supported by this version // Write no New Line Specular Color Coords (9.6.3.2.4.6.5) since it is not supported by this version [UNUSED BY ACROBAT] // Write no New Line Texture Coords (9.6.3.2.4.6.6) since it is not supported by this version [UNUSED BY ACROBAT] } } } // if (0 == currentPosition)... } // for (MLuint32 currentPosition... return thisLineSetContinuationBlock; }