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/*
* Copyright 2011-2021 Blender Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "testing/testing.h"
#include "integrator/tile.h"
#include "util/math.h"
CCL_NAMESPACE_BEGIN
TEST(tile_calculate_best_size, Basic)
{
/* Make sure CPU-like case is handled properly. */
EXPECT_EQ(tile_calculate_best_size(make_int2(1920, 1080), 1, 1, 1.0f), TileSize(1, 1, 1));
EXPECT_EQ(tile_calculate_best_size(make_int2(1920, 1080), 100, 1, 1.0f), TileSize(1, 1, 1));
/* Enough path states to fit an entire image with all samples. */
EXPECT_EQ(tile_calculate_best_size(make_int2(1920, 1080), 1, 1920 * 1080, 1.0f),
TileSize(1920, 1080, 1));
EXPECT_EQ(tile_calculate_best_size(make_int2(1920, 1080), 100, 1920 * 1080 * 100, 1.0f),
TileSize(1920, 1080, 100));
}
TEST(tile_calculate_best_size, Extreme)
{
EXPECT_EQ(tile_calculate_best_size(make_int2(32, 32), 262144, 131072, 1.0f),
TileSize(1, 1, 512));
EXPECT_EQ(tile_calculate_best_size(make_int2(32, 32), 1048576, 131072, 1.0f),
TileSize(1, 1, 1024));
EXPECT_EQ(tile_calculate_best_size(make_int2(32, 32), 10485760, 131072, 1.0f),
TileSize(1, 1, 4096));
EXPECT_EQ(tile_calculate_best_size(make_int2(32, 32), 8192 * 8192 * 2, 1024, 1.0f),
TileSize(1, 1, 1024));
}
CCL_NAMESPACE_END
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