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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /gfx/angle/checkout/src/libANGLE/IndexRangeCache.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/angle/checkout/src/libANGLE/IndexRangeCache.h')
-rw-r--r-- | gfx/angle/checkout/src/libANGLE/IndexRangeCache.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/gfx/angle/checkout/src/libANGLE/IndexRangeCache.h b/gfx/angle/checkout/src/libANGLE/IndexRangeCache.h new file mode 100644 index 0000000000..0a0c22fe04 --- /dev/null +++ b/gfx/angle/checkout/src/libANGLE/IndexRangeCache.h @@ -0,0 +1,63 @@ +// +// Copyright 2013 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. +// + +// IndexRangeCache.h: Defines the gl::IndexRangeCache class which stores information about +// ranges of indices. + +#ifndef LIBANGLE_INDEXRANGECACHE_H_ +#define LIBANGLE_INDEXRANGECACHE_H_ + +#include "angle_gl.h" +#include "common/PackedEnums.h" +#include "common/angleutils.h" +#include "common/mathutil.h" + +#include <map> + +namespace gl +{ + +class IndexRangeCache +{ + public: + IndexRangeCache(); + ~IndexRangeCache(); + + void addRange(DrawElementsType type, + size_t offset, + size_t count, + bool primitiveRestartEnabled, + const IndexRange &range); + bool findRange(DrawElementsType type, + size_t offset, + size_t count, + bool primitiveRestartEnabled, + IndexRange *outRange) const; + + void invalidateRange(size_t offset, size_t size); + void clear(); + + private: + struct IndexRangeKey + { + IndexRangeKey(); + IndexRangeKey(DrawElementsType type, size_t offset, size_t count, bool primitiveRestart); + + bool operator<(const IndexRangeKey &rhs) const; + + DrawElementsType type; + size_t offset; + size_t count; + bool primitiveRestartEnabled; + }; + + typedef std::map<IndexRangeKey, IndexRange> IndexRangeMap; + IndexRangeMap mIndexRangeCache; +}; + +} // namespace gl + +#endif // LIBANGLE_INDEXRANGECACHE_H_ |