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# sdk/extensions/authoringCommon/include/NvBlastExtAuthoringTypes.h

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    00001 // This code contains NVIDIA Confidential Information and is disclosed to you
    00002 // under a form of NVIDIA software license agreement provided separately to you.
    00003 //
    00004 // Notice
    00005 // NVIDIA Corporation and its licensors retain all intellectual property and
    00006 // proprietary rights in and to this software and related documentation and
    00007 // any modifications thereto. Any use, reproduction, disclosure, or
    00008 // distribution of this software and related documentation without an express
    00009 // license agreement from NVIDIA Corporation is strictly prohibited.
    00010 //
    00011 // ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
    00012 // NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
    00013 // THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
    00014 // MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
    00015 //
    00016 // Information and code furnished is believed to be accurate and reliable.
    00017 // However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
    00018 // information or for any infringement of patents or other rights of third parties that may
    00019 // result from its use. No license is granted by implication or otherwise under any patent
    00020 // or patent rights of NVIDIA Corporation. Details are subject to change without notice.
    00021 // This code supersedes and replaces all information previously supplied.
    00022 // NVIDIA Corporation products are not authorized for use as critical
    00023 // components in life support devices or systems without express written approval of
    00024 // NVIDIA Corporation.
    00025 //
    00026 // Copyright (c) 2016-2020 NVIDIA Corporation. All rights reserved.
    00027
    00028
    00029 #ifndef NVBLASTAUTHORINGTYPES_H
    00030 #define NVBLASTAUTHORINGTYPES_H
    00031
    00032 #include "NvBlastTypes.h"
    00033 #include "NvCTypes.h"
    00034
    00035 namespace Nv
    00036 {
    00037 namespace Blast
    00038 {
    00042 const uint32_t kMaterialInteriorId       = 1000;
    00043
    00047 const uint32_t kSmoothingGroupInteriorId = 1000;
    00048
    00052 const uint32_t kNotValidVertexIndex      = UINT32_MAX;
    00053
    00057 struct Edge
    00058 {
    00059     Edge(uint32_t s = kNotValidVertexIndex, uint32_t e = kNotValidVertexIndex) : s(s), e(e) {}
    00060     uint32_t s;
    00061     uint32_t e;
    00062 };
    00063
    00067 struct Vertex
    00068 {
    00069     Vertex() {};
    00070     Vertex(const NvcVec3& p, const NvcVec3& n, const NvcVec2& _uv) : p(p), n(n) { uv[0] = _uv; }
    00071     NvcVec3 p;      // Position
    00072     NvcVec3 n;      // Normal
    00073     NvcVec2 uv[1];  // UV-coordinates array, currently supported only one UV coordinate.
    00074 };
    00075
    00079 struct Triangle
    00080 {
    00081     Triangle() {};
    00082     Triangle(const Vertex& a, const Vertex& b, const Vertex& c, int32_t ud = 0, int32_t mid = 0, int32_t sid = 0)
    00083         : a(a), b(b), c(c), userData(ud), materialId(mid), smoothingGroup(sid) {}
    00084     Vertex a, b, c;
    00085     int32_t userData;
    00086     int32_t materialId;
    00087     int32_t smoothingGroup;
    00088 };
    00089
    00093 struct TriangleIndexed
    00094 {
    00095     TriangleIndexed(uint32_t ea, uint32_t eb, uint32_t ec, int32_t mid = 0, int32_t sid = 0, int32_t ud = 0)
    00096     : ea(ea), eb(eb), ec(ec), materialId(mid), smoothingGroup(sid), userData(ud) {}
    00097     uint32_t ea, eb, ec;
    00098     int32_t materialId;
    00099     int32_t smoothingGroup;
    00100     int32_t userData;
    00101 };
    00102
    00106 struct Facet
    00107 {
    00108     Facet(int32_t fen = 0, uint32_t ec = 0, int64_t ud = 0, int32_t mid = 0, int32_t sid = 0)
    00109         : firstEdgeNumber(fen), edgesCount(ec), userData(ud), materialId(mid), smoothingGroup(sid) {}
    00110     int32_t firstEdgeNumber;
    00111     uint32_t edgesCount;
    00112     int64_t userData;
    00113     int32_t materialId;
    00114     int32_t smoothingGroup;
    00115 };
    00116
    00120 struct HullPolygon
    00121 {
    00122     // Polygon base plane
    00123     float plane[4];
    00124     // Number vertices in polygon
    00125     uint16_t vertexCount;
    00126     // First index in CollisionHull.indices array for this polygon
    00127     uint16_t indexBase;
    00128 };
    00129
    00133 struct CollisionHull
    00134 {
    00135     uint32_t pointsCount;
    00136     uint32_t indicesCount;
    00137     uint32_t polygonDataCount;
    00138     NvcVec3* points;
    00139     uint32_t* indices;
    00140     HullPolygon* polygonData;
    00141 };
    00142
    00148 struct AuthoringResult
    00149 {
    00150     uint32_t chunkCount;  // Number of chunks in Blast asset
    00151
    00152     uint32_t bondCount;  // Number of bonds in Blast asset
    00153
    00154     NvBlastAsset* asset;  // Blast asset
    00155
    00160     uint32_t* assetToFractureChunkIdMap;
    00161
    00167     uint32_t* geometryOffset;
    00168
    00169     Triangle* geometry;  // Raw array of Triangle for all chunks
    00170
    00171     NvBlastChunkDesc* chunkDescs;  // Array of chunk descriptors. Contains chunkCount elements
    00172
    00173     NvBlastBondDesc* bondDescs;  // Array of bond descriptors. Contains bondCount elements
    00174
    00180     uint32_t* collisionHullOffset;
    00181
    00182     CollisionHull** collisionHull;  // Raw array of pointers to collision hull for all chunks.
    00183
    00187     const char** materialNames;
    00192     uint32_t materialCount;
    00193 };
    00194
    00195 struct ConvexDecompositionParams
    00196 {
    00197     uint32_t maximumNumberOfHulls = 8;  // Maximum number of convex hull generated for one chunk. If equal to 1 convex
    00198                                         // decomposition is disabled.
    00199     uint32_t maximumNumberOfVerticesPerHull = 64;  // Controls the maximum number of triangles per convex-hull
    00200                                                    // (default=64, range=4-1024)
    00201     uint32_t voxelGridResolution = 1000000;        // Voxel grid resolution used for chunk convex decomposition
    00202                                                    // (default=1,000,000, range=10,000-16,000,000).
    00203     float concavity = 0.0025f;                     // Value between 0 and 1, controls how accurate hull generation is
    00204 };
    00205
    00206 }  // namespace Blast
    00207 }  // namespace Nv
    00208
    00209
    00210 #endif  // ifndef NVBLASTAUTHORINGTYPES_H

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