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D3D12: Stage BindGroups on CPU descriptor heaps.

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Instead of directly populating GPU heaps, pre-encoded
BindGroups are staged on CPU heaps then copied over
to the GPU. Non-shader visible allocators are stored
on the BGL, which hands out fixed-size chunks to
simplify memory managment. To enable memory re-use,
CPU allocations are tied to the lifetime of BindGroup
objects.

BUG=dawn:155

Change-Id: I402e6686c96f7450a077c627c8499600979e426c
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/18100
Commit-Queue: Bryan Bernhart <bryan.bernhart@intel.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
This commit is contained in:
Bryan Bernhart
2020-04-03 16:52:28 +00:00
committed by Commit Bot service account
parent c00163ba09
commit 2479860e4b
14 changed files with 686 additions and 80 deletions
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20
src/tests/unittests/MathTests.cpp
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@@ -82,7 +82,7 @@ TEST(Math, AlignPtr) {
ASSERT_GE(aligned - unaligned, 0);
ASSERT_LT(static_cast<size_t>(aligned - unaligned), kTestAlignment);
ASSERT_EQ(reinterpret_cast<uintptr_t>(aligned) & (kTestAlignment -1), 0u);
ASSERT_EQ(reinterpret_cast<uintptr_t>(aligned) & (kTestAlignment - 1), 0u);
}
}
@@ -191,3 +191,21 @@ TEST(Math, SRGBToLinear) {
ASSERT_FLOAT_EQ(SRGBToLinear(0.5f), 0.21404114f);
}
// Tests for RoundUp
TEST(Math, RoundUp) {
ASSERT_EQ(RoundUp(2, 2), 2u);
ASSERT_EQ(RoundUp(2, 4), 4u);
ASSERT_EQ(RoundUp(6, 2), 6u);
ASSERT_EQ(RoundUp(8, 4), 8u);
ASSERT_EQ(RoundUp(12, 6), 12u);
ASSERT_EQ(RoundUp(3, 3), 3u);
ASSERT_EQ(RoundUp(3, 5), 5u);
ASSERT_EQ(RoundUp(5, 3), 6u);
ASSERT_EQ(RoundUp(9, 5), 10u);
// Test extrema
ASSERT_EQ(RoundUp(0x7FFFFFFFFFFFFFFFull, 0x8000000000000000ull), 0x8000000000000000ull);
ASSERT_EQ(RoundUp(1, 1), 1u);
}