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#include <algorithm>
#include "gtest/gtest.h"
//#include "NvBlast.h"
#include "NvBlastActor.h"
#include "NvBlastIndexFns.h"
#include "AlignedAllocator.h"
#include "TestAssets.h"
#include "NvBlastActor.h"
static void messageLog(int type, const char* msg, const char* file, int line)
{
{
switch (type)
{
case NvBlastMessage::Error: std::cout << "NvBlast Error message in " << file << "(" << line << "): " << msg << "\n"; break;
case NvBlastMessage::Warning: std::cout << "NvBlast Warning message in " << file << "(" << line << "): " << msg << "\n"; break;
case NvBlastMessage::Info: std::cout << "NvBlast Info message in " << file << "(" << line << "): " << msg << "\n"; break;
case NvBlastMessage::Debug: std::cout << "NvBlast Debug message in " << file << "(" << line << "): " << msg << "\n"; break;
}
}
}
TEST(CoreTests, IndexStartLookup)
{
uint32_t lookup[32];
uint32_t indices[] = {1,1,2,2,4,4,4};
Nv::Blast::createIndexStartLookup<uint32_t>(lookup, 0, 30, indices, 7, 4);
EXPECT_EQ(lookup[0], 0);
EXPECT_EQ(lookup[1], 0);
EXPECT_EQ(lookup[2], 2);
EXPECT_EQ(lookup[3], 4);
EXPECT_EQ(lookup[4], 4);
EXPECT_EQ(lookup[5], 7);
EXPECT_EQ(lookup[31], 7);
}
#include "NvBlastGeometry.h"
TEST(CoreTests, FindChunkByPosition)
{
std::vector<char> scratch;
const NvBlastAssetDesc& desc = g_assetDescs[0]; // 1-cube
scratch.resize((size_t)NvBlastGetRequiredScratchForCreateAsset(&desc, nullptr));
void* amem = alignedAlloc<malloc>(NvBlastGetAssetMemorySize(&desc, nullptr));
NvBlastAsset* asset = NvBlastCreateAsset(amem, &desc, &scratch[0], nullptr);
ASSERT_TRUE(asset != nullptr);
uint32_t expectedNode[] = { 0, 1, 2, 3, 4, 5, 6, 7 };
const float positions[] = {
-2.0f, -2.0f, -2.0f,
+2.0f, -2.0f, -2.0f,
-2.0f, +2.0f, -2.0f,
+2.0f, +2.0f, -2.0f,
-2.0f, -2.0f, +2.0f,
+2.0f, -2.0f, +2.0f,
-2.0f, +2.0f, +2.0f,
+2.0f, +2.0f, +2.0f,
};
const float* pos = &positions[0];
NvBlastActorDesc actorDesc;
actorDesc.initialBondHealths = actorDesc.initialSupportChunkHealths = nullptr;
actorDesc.uniformInitialBondHealth = actorDesc.uniformInitialLowerSupportChunkHealth = 1.0f;
void* fmem = alignedAlloc<malloc>(NvBlastAssetGetFamilyMemorySize(asset, nullptr));
NvBlastFamily* family = NvBlastAssetCreateFamily(fmem, asset, nullptr);
scratch.resize((size_t)NvBlastFamilyGetRequiredScratchForCreateFirstActor(family, nullptr));
NvBlastActor* actor = NvBlastFamilyCreateFirstActor(family, &actorDesc, &scratch[0], nullptr);
ASSERT_TRUE(actor != nullptr);
std::vector<uint32_t> graphNodeIndices;
graphNodeIndices.resize(NvBlastActorGetGraphNodeCount(actor, nullptr));
const float* bondHealths = NvBlastActorGetBondHealths(actor, messageLog);
uint32_t graphNodesCount = NvBlastActorGetGraphNodeIndices(graphNodeIndices.data(), (uint32_t)graphNodeIndices.size(), actor, nullptr);
const NvBlastBond* bonds = NvBlastAssetGetBonds(asset, nullptr);
NvBlastSupportGraph graph = NvBlastAssetGetSupportGraph(asset, nullptr);
for (int i = 0; i < 8; ++i, pos += 3)
{
EXPECT_EQ(expectedNode[i], Nv::Blast::findNodeByPosition(pos, graphNodesCount, graphNodeIndices.data(), graph, bonds, bondHealths));
EXPECT_EQ(expectedNode[i] + 1, NvBlastActorClosestChunk(pos, actor, nullptr)); // Works because (chunk index) = (node index) + 1 in these cases
}
EXPECT_TRUE(NvBlastActorDeactivate(actor, nullptr));
alignedFree<free>(family);
alignedFree<free>(asset);
}
TEST(CoreTests, FindChunkByPositionUShape)
{
/*
considering this graph
4->5->6
^
|
1->2->3
and trying to find chunks by some position
*/
const NvBlastChunkDesc uchunks[7] =
{
// centroid volume parent idx flags ID
{ {0.0f, 0.0f, 0.0f}, 0.0f, UINT32_MAX, NvBlastChunkDesc::NoFlags, 0 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 1 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 2 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 3 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 4 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 5 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 6 }
};
const NvBlastBondDesc ubonds[5] =
{
// chunks normal area centroid userData
{ { 2, 1 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 2.0f, 1.0f, 0.0f }, 0 } }, // index swap should not matter
{ { 2, 3 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 4.0f, 1.0f, 0.0f }, 0 } },
{ { 1, 4 }, { { 0.0f, 1.0f, 0.0f }, 1.0f, { 1.0f, 2.0f, 0.0f }, 0 } },
{ { 4, 5 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 2.0f, 3.0f, 0.0f }, 0 } },
{ { 5, 6 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 4.0f, 3.0f, 0.0f }, 0 } },
};
const NvBlastAssetDesc desc = { 7, uchunks, 5, ubonds };
std::vector<char> scratch;
scratch.resize((size_t)NvBlastGetRequiredScratchForCreateAsset(&desc, messageLog));
void* amem = alignedAlloc<malloc>(NvBlastGetAssetMemorySize(&desc, messageLog));
NvBlastAsset* asset = NvBlastCreateAsset(amem, &desc, &scratch[0], messageLog);
ASSERT_TRUE(asset != nullptr);
NvBlastActorDesc actorDesc;
actorDesc.initialBondHealths = actorDesc.initialSupportChunkHealths = nullptr;
actorDesc.uniformInitialBondHealth = actorDesc.uniformInitialLowerSupportChunkHealth = 1.0f;
void* fmem = alignedAlloc<malloc>(NvBlastAssetGetFamilyMemorySize(asset, messageLog));
NvBlastFamily* family = NvBlastAssetCreateFamily(fmem, asset, nullptr);
scratch.resize((size_t)NvBlastFamilyGetRequiredScratchForCreateFirstActor(family, messageLog));
NvBlastActor* actor = NvBlastFamilyCreateFirstActor(family, &actorDesc, &scratch[0], nullptr);
ASSERT_TRUE(actor != nullptr);
std::vector<uint32_t> graphNodeIndices;
graphNodeIndices.resize(NvBlastActorGetGraphNodeCount(actor, nullptr));
uint32_t graphNodesCount = NvBlastActorGetGraphNodeIndices(graphNodeIndices.data(), (uint32_t)graphNodeIndices.size(), actor, nullptr);
const NvBlastBond* bonds = NvBlastAssetGetBonds(asset, nullptr);
NvBlastSupportGraph graph = NvBlastAssetGetSupportGraph(asset, nullptr);
srand(100);
for (uint32_t i = 0; i < 100000; i++)
{
float rx = 20 * (float)(rand() - 1) / RAND_MAX - 10;
float ry = 20 * (float)(rand() - 1) / RAND_MAX - 10;
float rz = 0.0f;
float rpos[] = { rx, ry, rz };
// open boundaries
uint32_t col = std::max(0, std::min(2, int(rx / 2)));
uint32_t row = std::max(0, std::min(1, int(ry / 2)));
uint32_t expectedNode = col + row * 3;
//printf("iteration %i: %.1f %.1f %.1f expected: %d\n", i, rpos[0], rpos[1], rpos[2], expectedNode);
{
uint32_t returnedNode = Nv::Blast::findNodeByPosition(rpos, graphNodesCount, graphNodeIndices.data(), graph, bonds, NvBlastActorGetBondHealths(actor, messageLog));
if (expectedNode != returnedNode)
Nv::Blast::findNodeByPosition(rpos, graphNodesCount, graphNodeIndices.data(), graph, bonds, NvBlastActorGetBondHealths(actor, messageLog));
EXPECT_EQ(expectedNode, returnedNode);
}
{
// +1 to account for graph vs. asset indices
uint32_t expectedChunk = expectedNode + 1;
uint32_t returnedChunk = NvBlastActorClosestChunk(rpos, actor, nullptr);
if (expectedChunk != returnedChunk)
NvBlastActorClosestChunk(rpos, actor, nullptr);
EXPECT_EQ(expectedChunk, returnedChunk);
}
}
EXPECT_TRUE(NvBlastActorDeactivate(actor, messageLog));
alignedFree<free>(family);
alignedFree<free>(asset);
}
TEST(CoreTests, FindChunkByPositionLandlocked)
{
const NvBlastChunkDesc chunks[10] =
{
// centroid volume parent idx flags ID
{ {0.0f, 0.0f, 0.0f}, 0.0f, UINT32_MAX, NvBlastChunkDesc::NoFlags, 0 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 1 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 2 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 3 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 4 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 5 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 6 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 7 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 8 },
{ {0.0f, 0.0f, 0.0f}, 0.0f, 0, NvBlastChunkDesc::SupportFlag, 9 },
};
const NvBlastBondDesc bonds[12] =
{
// chunks normal area centroid userData
{ { 1, 2 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 2.0f, 1.0f, 0.0f }, 0 } },
{ { 2, 3 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 4.0f, 1.0f, 0.0f }, 0 } },
{ { 4, 5 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 2.0f, 3.0f, 0.0f }, 0 } },
{ { 5, 6 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 4.0f, 3.0f, 0.0f }, 0 } },
{ { 7, 8 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 2.0f, 5.0f, 0.0f }, 0 } },
{ { 8, 9 }, { { 1.0f, 0.0f, 0.0f }, 1.0f, { 4.0f, 5.0f, 0.0f }, 0 } },
{ { 1, 4 }, { { 0.0f, 1.0f, 0.0f }, 1.0f, { 1.0f, 2.0f, 0.0f }, 0 } },
{ { 2, 5 }, { { 0.0f, 1.0f, 0.0f }, 1.0f, { 3.0f, 2.0f, 0.0f }, 0 } },
{ { 3, 6 }, { { 0.0f, 1.0f, 0.0f }, 1.0f, { 5.0f, 2.0f, 0.0f }, 0 } },
{ { 4, 7 }, { { 0.0f, 1.0f, 0.0f }, 1.0f, { 1.0f, 4.0f, 0.0f }, 0 } },
{ { 5, 8 }, { { 0.0f, 1.0f, 0.0f }, 1.0f, { 3.0f, 4.0f, 0.0f }, 0 } },
{ { 6, 9 }, { { 0.0f, 1.0f, 0.0f }, 1.0f, { 5.0f, 4.0f, 0.0f }, 0 } },
};
const NvBlastAssetDesc desc = { 10, chunks, 12, bonds };
std::vector<char> scratch;
scratch.resize((size_t)NvBlastGetRequiredScratchForCreateAsset(&desc, messageLog));
void* amem = alignedAlloc<malloc>(NvBlastGetAssetMemorySize(&desc, messageLog));
NvBlastAsset* asset = NvBlastCreateAsset(amem, &desc, &scratch[0], messageLog);
ASSERT_TRUE(asset != nullptr);
NvBlastActorDesc actorDesc;
actorDesc.initialBondHealths = actorDesc.initialSupportChunkHealths = nullptr;
actorDesc.uniformInitialBondHealth = actorDesc.uniformInitialLowerSupportChunkHealth = 1.0f;
void* fmem = alignedAlloc<malloc>(NvBlastAssetGetFamilyMemorySize(asset, nullptr));
NvBlastFamily* family = NvBlastAssetCreateFamily(fmem, asset, nullptr);
scratch.resize((size_t)NvBlastFamilyGetRequiredScratchForCreateFirstActor(family, nullptr));
NvBlastActor* actor = NvBlastFamilyCreateFirstActor(family, &actorDesc, &scratch[0], nullptr);
ASSERT_TRUE(actor != nullptr);
const NvBlastBond* assetBonds = NvBlastAssetGetBonds(asset, nullptr);
NvBlastSupportGraph graph = NvBlastAssetGetSupportGraph(asset, nullptr);
float point[4] = { 3.0f, 3.0f, 0.0f };
EXPECT_EQ(5, NvBlastActorClosestChunk(point, actor, nullptr));
{
std::vector<uint32_t> graphNodeIndices;
graphNodeIndices.resize(NvBlastActorGetGraphNodeCount(actor, nullptr));
uint32_t graphNodesCount = NvBlastActorGetGraphNodeIndices(graphNodeIndices.data(), (uint32_t)graphNodeIndices.size(), actor, nullptr);
EXPECT_EQ(4, Nv::Blast::findNodeByPosition(point, graphNodesCount, graphNodeIndices.data(), graph, assetBonds, NvBlastActorGetBondHealths(actor, messageLog)));
}
NvBlastChunkFractureData chunkBuffer[1];
NvBlastFractureBuffers events = { 0, 1, nullptr, chunkBuffer };
NvBlastChunkFractureData chunkFracture = { 0, 5, 1.0f };
NvBlastFractureBuffers commands = { 0, 1, nullptr, &chunkFracture };
NvBlastActorApplyFracture(&events, actor, &commands, messageLog, nullptr);
EXPECT_EQ(1, events.chunkFractureCount);
NvBlastActor* newActors[5];
NvBlastActorSplitEvent splitEvent = { nullptr, newActors };
scratch.resize((size_t)NvBlastActorGetRequiredScratchForSplit(actor, messageLog));
size_t newActorsCount = NvBlastActorSplit(&splitEvent, actor, 5, scratch.data(), messageLog, nullptr);
ASSERT_EQ(actor, newActors[1]);
EXPECT_NE(5, NvBlastActorClosestChunk(point, actor, nullptr));
float point2[4] = { 80.0f, 80.0f, 80.0f };
EXPECT_EQ(5, NvBlastActorClosestChunk(point2, newActors[0], nullptr));
{
const float* bondHealths = NvBlastActorGetBondHealths(actor, messageLog);
std::vector<uint32_t> graphNodeIndices;
graphNodeIndices.resize(NvBlastActorGetGraphNodeCount(actor, nullptr));
uint32_t graphNodesCount = NvBlastActorGetGraphNodeIndices(graphNodeIndices.data(), (uint32_t)graphNodeIndices.size(), actor, nullptr);
EXPECT_NE(4, Nv::Blast::findNodeByPosition(point, graphNodesCount, graphNodeIndices.data(), graph, assetBonds, bondHealths));
graphNodeIndices.resize(NvBlastActorGetGraphNodeCount(newActors[0], nullptr));
graphNodesCount = NvBlastActorGetGraphNodeIndices(graphNodeIndices.data(), (uint32_t)graphNodeIndices.size(), newActors[0], nullptr);
EXPECT_EQ(4, Nv::Blast::findNodeByPosition(point, graphNodesCount, graphNodeIndices.data(), graph, assetBonds, bondHealths));
}
for (uint32_t i = 0; i < newActorsCount; ++i)
{
EXPECT_TRUE(NvBlastActorDeactivate(newActors[i], nullptr));
}
alignedFree<free>(family);
alignedFree<free>(asset);
}
|