blob: 5801de2ffc6a4dd3717f408e5234954c30a89582 [file] [log] [blame]
//
// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "common/utilities.h"
#include "libANGLE/ImageIndex.h"
using namespace gl;
namespace
{
static const GLint minMip = 0;
static const GLint maxMip = 4;
static const GLint minLayer = 1;
static const GLint maxLayer = 3;
TEST(ImageIndexTest, Iterator2D)
{
ImageIndexIterator iter = ImageIndexIterator::Make2D(minMip, maxMip);
ASSERT_GE(0, minMip);
for (GLint mip = minMip; mip < maxMip; mip++)
{
EXPECT_TRUE(iter.hasNext());
ImageIndex current = iter.current();
ImageIndex nextIndex = iter.next();
EXPECT_EQ(TextureType::_2D, nextIndex.getType());
EXPECT_EQ(TextureTarget::_2D, nextIndex.getTarget());
EXPECT_EQ(mip, nextIndex.getLevelIndex());
EXPECT_FALSE(nextIndex.hasLayer());
EXPECT_FALSE(nextIndex.has3DLayer());
// Also test current
EXPECT_EQ(current.getType(), nextIndex.getType());
EXPECT_EQ(current.getLevelIndex(), nextIndex.getLevelIndex());
EXPECT_EQ(current.getLayerIndex(), nextIndex.getLayerIndex());
}
EXPECT_FALSE(iter.hasNext());
}
TEST(ImageIndexTest, IteratorCube)
{
ImageIndexIterator iter = ImageIndexIterator::MakeCube(minMip, maxMip);
ASSERT_GE(0, minMip);
for (GLint mip = minMip; mip < maxMip; mip++)
{
for (TextureTarget target : AllCubeFaceTextureTargets())
{
EXPECT_TRUE(iter.hasNext());
ImageIndex nextIndex = iter.next();
EXPECT_EQ(TextureType::CubeMap, nextIndex.getType());
EXPECT_EQ(target, nextIndex.getTarget());
EXPECT_EQ(mip, nextIndex.getLevelIndex());
EXPECT_TRUE(nextIndex.hasLayer());
EXPECT_FALSE(nextIndex.has3DLayer());
}
}
EXPECT_FALSE(iter.hasNext());
}
TEST(ImageIndexTest, Iterator3D)
{
ImageIndexIterator iter = ImageIndexIterator::Make3D(minMip, maxMip, minLayer, maxLayer);
ASSERT_GE(0, minMip);
for (GLint mip = minMip; mip < maxMip; mip++)
{
for (GLint layer = minLayer; layer < maxLayer; layer++)
{
EXPECT_TRUE(iter.hasNext());
ImageIndex nextIndex = iter.next();
EXPECT_EQ(TextureType::_3D, nextIndex.getType());
EXPECT_EQ(TextureTarget::_3D, nextIndex.getTarget());
EXPECT_EQ(mip, nextIndex.getLevelIndex());
EXPECT_EQ(layer, nextIndex.getLayerIndex());
EXPECT_TRUE(nextIndex.hasLayer());
EXPECT_TRUE(nextIndex.has3DLayer());
}
}
EXPECT_FALSE(iter.hasNext());
}
TEST(ImageIndexTest, Iterator2DArray)
{
GLsizei layerCounts[] = {1, 3, 5, 2};
ImageIndexIterator iter = ImageIndexIterator::Make2DArray(minMip, maxMip, layerCounts);
ASSERT_GE(0, minMip);
ASSERT_EQ(ArraySize(layerCounts), static_cast<size_t>(maxMip));
for (GLint mip = minMip; mip < maxMip; mip++)
{
for (GLint layer = 0; layer < layerCounts[mip]; layer++)
{
EXPECT_TRUE(iter.hasNext());
ImageIndex nextIndex = iter.next();
EXPECT_EQ(TextureType::_2DArray, nextIndex.getType());
EXPECT_EQ(TextureTarget::_2DArray, nextIndex.getTarget());
EXPECT_EQ(mip, nextIndex.getLevelIndex());
EXPECT_EQ(layer, nextIndex.getLayerIndex());
EXPECT_TRUE(nextIndex.hasLayer());
EXPECT_TRUE(nextIndex.has3DLayer());
}
}
EXPECT_FALSE(iter.hasNext());
}
TEST(ImageIndexTest, LayerIterator2DArray)
{
GLsizei layerCounts[] = {1, 3, 5, 2};
ASSERT_GE(0, minMip);
ASSERT_EQ(ArraySize(layerCounts), static_cast<size_t>(maxMip));
for (GLint mip = minMip; mip < maxMip; mip++)
{
// Make a layer iterator.
ImageIndex mipImageIndex = ImageIndex::Make2DArray(mip, ImageIndex::kEntireLevel);
ImageIndexIterator iter = mipImageIndex.getLayerIterator(layerCounts[mip]);
for (GLint layer = 0; layer < layerCounts[mip]; layer++)
{
EXPECT_TRUE(iter.hasNext());
ImageIndex nextIndex = iter.next();
EXPECT_EQ(TextureType::_2DArray, nextIndex.getType());
EXPECT_EQ(TextureTarget::_2DArray, nextIndex.getTarget());
EXPECT_EQ(mip, nextIndex.getLevelIndex());
EXPECT_EQ(layer, nextIndex.getLayerIndex());
EXPECT_TRUE(nextIndex.hasLayer());
EXPECT_TRUE(nextIndex.has3DLayer());
EXPECT_LT(nextIndex.getLayerIndex(), layerCounts[mip]);
}
EXPECT_FALSE(iter.hasNext());
}
}
} // namespace