eda872b6eb
* Adds test for this usecase. * Reduces existing duplicated code. Pull Request: https://projects.blender.org/blender/blender/pulls/125511
63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
/* SPDX-FileCopyrightText: 2024 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#include "testing/testing.h"
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#include "BKE_subdiv_ccg.hh"
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#include "BKE_subsurf.hh"
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namespace blender::bke::tests {
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TEST(subdiv_ccg_coord, to_index)
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{
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CCGKey key;
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key.level = 2;
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key.elem_size = sizeof(float);
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key.has_normals = false;
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key.has_mask = false;
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key.normal_offset = -1;
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key.mask_offset = -1;
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key.grid_size = BKE_ccg_gridsize(key.level); /* 3 */
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key.grid_area = key.grid_size * key.grid_size; /* 9 */
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key.grid_bytes = key.grid_area * key.elem_size;
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SubdivCCGCoord coord;
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coord.grid_index = 2;
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coord.x = 1;
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coord.y = 1;
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/* (grid_index * grid_area) + y * grid_size + x */
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/* (2 * 9) + (1 * 3) + 1 */
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EXPECT_EQ(coord.to_index(key), 22);
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}
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TEST(subdiv_ccg_coord, constructor)
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{
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CCGKey key;
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key.level = 2;
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key.elem_size = sizeof(float);
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key.has_normals = false;
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key.has_mask = false;
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key.normal_offset = -1;
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key.mask_offset = -1;
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key.grid_size = BKE_ccg_gridsize(key.level); /* 3 */
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key.grid_area = key.grid_size * key.grid_size; /* 9 */
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key.grid_bytes = key.grid_area * key.elem_size;
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SubdivCCGCoord coord = SubdivCCGCoord::from_index(key, 22);
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coord.grid_index = 2;
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coord.x = 1;
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coord.y = 1;
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EXPECT_EQ(coord.grid_index, 2);
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EXPECT_EQ(coord.x, 1);
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EXPECT_EQ(coord.y, 1);
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}
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} // namespace blender::bke::tests
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