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Differential D14732 Diff 50795 source/blender/blenkernel/intern/curves_geometry_test.cc

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source/blender/blenkernel/intern/curves_geometry_test.cc

Show First 20 Lines • Show All 72 Lines • ▼ Show 20 Lines curves.curve_types_for_write().copy_from({
CURVE_TYPE_NURBS, CURVE_TYPE_NURBS,
CURVE_TYPE_CATMULL_ROM, CURVE_TYPE_CATMULL_ROM,
CURVE_TYPE_CATMULL_ROM, CURVE_TYPE_CATMULL_ROM,
CURVE_TYPE_CATMULL_ROM, CURVE_TYPE_CATMULL_ROM,
CURVE_TYPE_POLY, CURVE_TYPE_POLY,
CURVE_TYPE_POLY, CURVE_TYPE_POLY,
CURVE_TYPE_POLY, CURVE_TYPE_POLY,
}); });
std::array<int, CURVE_TYPES_NUM> counts = curves.count_curve_types(); curves.update_curve_types();
const std::array<int, CURVE_TYPES_NUM> &counts = curves.curve_type_counts();
EXPECT_EQ(counts[CURVE_TYPE_CATMULL_ROM], 3); EXPECT_EQ(counts[CURVE_TYPE_CATMULL_ROM], 3);
EXPECT_EQ(counts[CURVE_TYPE_POLY], 3); EXPECT_EQ(counts[CURVE_TYPE_POLY], 3);
EXPECT_EQ(counts[CURVE_TYPE_BEZIER], 1); EXPECT_EQ(counts[CURVE_TYPE_BEZIER], 1);
EXPECT_EQ(counts[CURVE_TYPE_NURBS], 3); EXPECT_EQ(counts[CURVE_TYPE_NURBS], 3);
} }
TEST(curves_geometry, CatmullRomEvaluation) TEST(curves_geometry, CatmullRomEvaluation)
{ {
CurvesGeometry curves(4, 1); CurvesGeometry curves(4, 1);
curves.curve_types_for_write().fill(CURVE_TYPE_CATMULL_ROM); curves.fill_curve_types(CURVE_TYPE_CATMULL_ROM);
curves.resolution_for_write().fill(12); curves.resolution_for_write().fill(12);
curves.offsets_for_write().last() = 4; curves.offsets_for_write().last() = 4;
curves.cyclic_for_write().fill(false); curves.cyclic_for_write().fill(false);
MutableSpan<float3> positions = curves.positions_for_write(); MutableSpan<float3> positions = curves.positions_for_write();
positions[0] = {1, 1, 0}; positions[0] = {1, 1, 0};
positions[1] = {0, 1, 0}; positions[1] = {0, 1, 0};
positions[2] = {0, 0, 0}; positions[2] = {0, 0, 0};
▲ Show 20 Lines • Show All 116 Lines • ▼ Show 20 LinesTEST(curves_geometry, CatmullRomEvaluation)
for (const int i : evaluated_positions.index_range()) { for (const int i : evaluated_positions.index_range()) {
EXPECT_V3_NEAR(evaluated_positions[i], result_2[i], 1e-5f); EXPECT_V3_NEAR(evaluated_positions[i], result_2[i], 1e-5f);
} }
} }
TEST(curves_geometry, CatmullRomTwoPointCyclic) TEST(curves_geometry, CatmullRomTwoPointCyclic)
{ {
CurvesGeometry curves(2, 1); CurvesGeometry curves(2, 1);
curves.curve_types_for_write().fill(CURVE_TYPE_CATMULL_ROM); curves.fill_curve_types(CURVE_TYPE_CATMULL_ROM);
curves.resolution_for_write().fill(12); curves.resolution_for_write().fill(12);
curves.offsets_for_write().last() = 2; curves.offsets_for_write().last() = 2;
curves.cyclic_for_write().fill(true); curves.cyclic_for_write().fill(true);
/* The curve should still be cyclic when there are only two control points. */ /* The curve should still be cyclic when there are only two control points. */
EXPECT_EQ(curves.evaluated_points_num(), 24); EXPECT_EQ(curves.evaluated_points_num(), 24);
} }
TEST(curves_geometry, BezierPositionEvaluation) TEST(curves_geometry, BezierPositionEvaluation)
{ {
CurvesGeometry curves(2, 1); CurvesGeometry curves(2, 1);
curves.curve_types_for_write().fill(CURVE_TYPE_BEZIER); curves.fill_curve_types(CURVE_TYPE_BEZIER);
curves.resolution_for_write().fill(12); curves.resolution_for_write().fill(12);
curves.offsets_for_write().last() = 2; curves.offsets_for_write().last() = 2;
MutableSpan<float3> handles_left = curves.handle_positions_left_for_write(); MutableSpan<float3> handles_left = curves.handle_positions_left_for_write();
MutableSpan<float3> handles_right = curves.handle_positions_right_for_write(); MutableSpan<float3> handles_right = curves.handle_positions_right_for_write();
MutableSpan<float3> positions = curves.positions_for_write(); MutableSpan<float3> positions = curves.positions_for_write();
positions.first() = {-1, 0, 0}; positions.first() = {-1, 0, 0};
positions.last() = {1, 0, 0}; positions.last() = {1, 0, 0};
Show All 20 Lines static const Array<float3> result_1{{
{0.760127, 0.00954859, 0}, {0.760127, 0.00954859, 0},
{1, 0, 0}, {1, 0, 0},
}}; }};
for (const int i : evaluated_positions.index_range()) { for (const int i : evaluated_positions.index_range()) {
EXPECT_V3_NEAR(evaluated_positions[i], result_1[i], 1e-5f); EXPECT_V3_NEAR(evaluated_positions[i], result_1[i], 1e-5f);
} }
curves.resize(4, 2); curves.resize(4, 2);
curves.curve_types_for_write().fill(CURVE_TYPE_BEZIER); curves.fill_curve_types(CURVE_TYPE_BEZIER);
curves.resolution_for_write().fill(9); curves.resolution_for_write().fill(9);
curves.offsets_for_write().last() = 4; curves.offsets_for_write().last() = 4;
handles_left = curves.handle_positions_left_for_write(); handles_left = curves.handle_positions_left_for_write();
handles_right = curves.handle_positions_right_for_write(); handles_right = curves.handle_positions_right_for_write();
positions = curves.positions_for_write(); positions = curves.positions_for_write();
positions[2] = {-1, 1, 0}; positions[2] = {-1, 1, 0};
positions[3] = {1, 1, 0}; positions[3] = {1, 1, 0};
handles_right[2] = {-0.5f, 1.5f, 0.0f}; handles_right[2] = {-0.5f, 1.5f, 0.0f};
Show All 30 LinesTEST(curves_geometry, BezierPositionEvaluation)
for (const int i : evaluated_positions.index_range()) { for (const int i : evaluated_positions.index_range()) {
EXPECT_V3_NEAR(evaluated_positions[i], result_2[i], 1e-5f); EXPECT_V3_NEAR(evaluated_positions[i], result_2[i], 1e-5f);
} }
} }
TEST(curves_geometry, NURBSEvaluation) TEST(curves_geometry, NURBSEvaluation)
{ {
CurvesGeometry curves(4, 1); CurvesGeometry curves(4, 1);
curves.curve_types_for_write().fill(CURVE_TYPE_NURBS); curves.fill_curve_types(CURVE_TYPE_NURBS);
curves.resolution_for_write().fill(10); curves.resolution_for_write().fill(10);
curves.offsets_for_write().last() = 4; curves.offsets_for_write().last() = 4;
MutableSpan<float3> positions = curves.positions_for_write(); MutableSpan<float3> positions = curves.positions_for_write();
positions[0] = {1, 1, 0}; positions[0] = {1, 1, 0};
positions[1] = {0, 1, 0}; positions[1] = {0, 1, 0};
positions[2] = {0, 0, 0}; positions[2] = {0, 0, 0};
positions[3] = {-1, 0, 0}; positions[3] = {-1, 0, 0};
▲ Show 20 Lines • Show All 73 Lines • ▼ Show 20 LinesTEST(curves_geometry, NURBSEvaluation)
for (const int i : evaluated_positions.index_range()) { for (const int i : evaluated_positions.index_range()) {
EXPECT_V3_NEAR(evaluated_positions[i], result_3[i], 1e-5f); EXPECT_V3_NEAR(evaluated_positions[i], result_3[i], 1e-5f);
} }
} }
TEST(curves_geometry, BezierGenericEvaluation) TEST(curves_geometry, BezierGenericEvaluation)
{ {
CurvesGeometry curves(3, 1); CurvesGeometry curves(3, 1);
curves.curve_types_for_write().fill(CURVE_TYPE_BEZIER); curves.fill_curve_types(CURVE_TYPE_BEZIER);
curves.resolution_for_write().fill(8); curves.resolution_for_write().fill(8);
curves.offsets_for_write().last() = 3; curves.offsets_for_write().last() = 3;
MutableSpan<float3> handles_left = curves.handle_positions_left_for_write(); MutableSpan<float3> handles_left = curves.handle_positions_left_for_write();
MutableSpan<float3> handles_right = curves.handle_positions_right_for_write(); MutableSpan<float3> handles_right = curves.handle_positions_right_for_write();
MutableSpan<float3> positions = curves.positions_for_write(); MutableSpan<float3> positions = curves.positions_for_write();
positions.first() = {-1, 0, 0}; positions.first() = {-1, 0, 0};
handles_right.first() = {-1, 1, 0}; handles_right.first() = {-1, 1, 0};
▲ Show 20 Lines • Show All 62 Lines • Show Last 20 Lines