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Remove unused code related to legacy island implementation.

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Also fix a docstring.

PiperOrigin-RevId: 757939564
Change-Id: I3a970fd38c63886d34cd23b1fb45617a9ce5c147
This commit is contained in:
Yuval Tassa
2025-05-12 15:38:15 -07:00
committed by Copybara-Service
parent 8a7c42c747
commit 755564a348
14 changed files with 67 additions and 138 deletions
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test/engine/engine_util_sparse_test.cc
+14 -35
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@@ -54,57 +54,36 @@ using EngineUtilSparseTest = MujocoTest;
TEST_F(EngineUtilSparseTest, MjuDot) {
mjtNum a[] = {2, 3, 4, 5, 6, 7, 8};
mjtNum u[] = {2, 1, 3, 1, 1, 4, 1, 1, 1, 5, 1, 1, 1, 6, 1, 1, 7, 1, 8};
mjtNum b[] = {8, 1, 7, 1, 1, 6, 1, 1, 1, 5, 1, 1, 1, 4, 1, 1, 3, 1, 2};
int i[] = {0, 2, 5, 9, 13, 16, 18};
// test various vector lengths as mju_dotSparse adds numbers in groups of four
// a is compressed
int flg_unc1 = 0;
EXPECT_EQ(mju_dotSparse(a, b, 0, i, flg_unc1), 0);
EXPECT_EQ(mju_dotSparse(a, b, 1, i, flg_unc1), 2*8);
EXPECT_EQ(mju_dotSparse(a, b, 2, i, flg_unc1), 2*8 + 3*7);
EXPECT_EQ(mju_dotSparse(a, b, 3, i, flg_unc1), 2*8 + 3*7 + 4*6);
EXPECT_EQ(mju_dotSparse(a, b, 4, i, flg_unc1), 2*8 + 3*7 + 4*6 + 5*5);
EXPECT_EQ(mju_dotSparse(a, b, 5, i, flg_unc1), 2*8 + 3*7 + 4*6 + 5*5 + 6*4);
EXPECT_EQ(mju_dotSparse(a, b, 6, i, flg_unc1),
EXPECT_EQ(mju_dotSparse(a, b, 0, i), 0);
EXPECT_EQ(mju_dotSparse(a, b, 1, i), 2*8);
EXPECT_EQ(mju_dotSparse(a, b, 2, i), 2*8 + 3*7);
EXPECT_EQ(mju_dotSparse(a, b, 3, i), 2*8 + 3*7 + 4*6);
EXPECT_EQ(mju_dotSparse(a, b, 4, i), 2*8 + 3*7 + 4*6 + 5*5);
EXPECT_EQ(mju_dotSparse(a, b, 5, i), 2*8 + 3*7 + 4*6 + 5*5 + 6*4);
EXPECT_EQ(mju_dotSparse(a, b, 6, i),
2*8 + 3*7 + 4*6 + 5*5 + 6*4 + 7*3);
EXPECT_EQ(mju_dotSparse(a, b, 7, i, flg_unc1),
2*8 + 3*7 + 4*6 + 5*5 + 6*4 + 7*3 + 8*2);
// u is compressed
flg_unc1 = 1;
EXPECT_EQ(mju_dotSparse(u, b, 0, i, flg_unc1), 0);
EXPECT_EQ(mju_dotSparse(u, b, 1, i, flg_unc1), 2*8);
EXPECT_EQ(mju_dotSparse(u, b, 2, i, flg_unc1), 2*8 + 3*7);
EXPECT_EQ(mju_dotSparse(u, b, 3, i, flg_unc1), 2*8 + 3*7 + 4*6);
EXPECT_EQ(mju_dotSparse(u, b, 4, i, flg_unc1), 2*8 + 3*7 + 4*6 + 5*5);
EXPECT_EQ(mju_dotSparse(u, b, 5, i, flg_unc1), 2*8 + 3*7 + 4*6 + 5*5 + 6*4);
EXPECT_EQ(mju_dotSparse(u, b, 6, i, flg_unc1),
2*8 + 3*7 + 4*6 + 5*5 + 6*4 + 7*3);
EXPECT_EQ(mju_dotSparse(u, b, 7, i, flg_unc1),
EXPECT_EQ(mju_dotSparse(a, b, 7, i),
2*8 + 3*7 + 4*6 + 5*5 + 6*4 + 7*3 + 8*2);
}
TEST_F(EngineUtilSparseTest, MjuDot2) {
constexpr int annz = 6;
constexpr int bnnz = 5;
int ia[annz] = {0, 2, 5, 6, 7};
// values
mjtNum a[annz] = {2, 3, 4, 5, 6};
int ib[bnnz] = { 1, 2, 3, 5, 7};
mjtNum b[bnnz] = { 8, 7, 6, 5, 4};
mjtNum u[] = {1, 8, 7, 6, 1, 5, 1, 4};
// test various vector lengths as mju_dotSparse adds numbers in groups of four
// indices
int ia[annz] = {0, 2, 5, 6, 7};
int ib[bnnz] = { 1, 2, 3, 5, 7};
// a is compressed
int flg_unc2 = 0;
EXPECT_EQ(mju_dotSparse2(a, b, annz, ia, bnnz, ib, flg_unc2), 3*7+4*5+6*4);
// u is uncompressed
flg_unc2 = 1;
EXPECT_EQ(mju_dotSparse2(a, u, annz, ia, bnnz, ib, flg_unc2), 3*7+4*5+6*4);
EXPECT_EQ(mju_dotSparse2(a, ia, annz, b, ib, bnnz), 3 * 7 + 4 * 5 + 6 * 4);
}
TEST_F(EngineUtilSparseTest, CombineSparseCount) {