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@ -169,23 +169,6 @@ template <u32 GOB_EXTENT>
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return Common::DivCeil(AdjustMipSize(size, level), block_size);
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}
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[[nodiscard]] constexpr std::pair<int, int> Samples(int num_samples) {
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switch (num_samples) {
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case 1:
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return {1, 1};
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case 2:
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return {2, 1};
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case 4:
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return {2, 2};
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case 8:
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return {4, 2};
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case 16:
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return {4, 4};
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}
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UNREACHABLE_MSG("Invalid number of samples={}", num_samples);
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return {1, 1};
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}
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[[nodiscard]] constexpr Extent2D DefaultBlockSize(PixelFormat format) {
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return {DefaultBlockWidth(format), DefaultBlockHeight(format)};
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}
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@ -283,14 +266,13 @@ template <u32 GOB_EXTENT>
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}
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[[nodiscard]] constexpr LevelInfo MakeLevelInfo(PixelFormat format, Extent3D size, Extent3D block,
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u32 num_samples, u32 tile_width_spacing) {
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const auto [samples_x, samples_y] = Samples(num_samples);
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u32 tile_width_spacing) {
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const u32 bytes_per_block = BytesPerBlock(format);
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return {
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.size =
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{
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.width = size.width * samples_x,
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.height = size.height * samples_y,
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.width = size.width,
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.height = size.height,
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.depth = size.depth,
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},
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.block = block,
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@ -301,14 +283,12 @@ template <u32 GOB_EXTENT>
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}
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[[nodiscard]] constexpr LevelInfo MakeLevelInfo(const ImageInfo& info) {
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return MakeLevelInfo(info.format, info.size, info.block, info.num_samples,
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info.tile_width_spacing);
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return MakeLevelInfo(info.format, info.size, info.block, info.tile_width_spacing);
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}
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[[nodiscard]] constexpr u32 CalculateLevelOffset(PixelFormat format, Extent3D size, Extent3D block,
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u32 num_samples, u32 tile_width_spacing,
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u32 level) {
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const LevelInfo info = MakeLevelInfo(format, size, block, num_samples, tile_width_spacing);
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u32 tile_width_spacing, u32 level) {
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const LevelInfo info = MakeLevelInfo(format, size, block, tile_width_spacing);
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u32 offset = 0;
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for (u32 current_level = 0; current_level < level; ++current_level) {
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offset += CalculateLevelSize(info, current_level);
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@ -645,8 +625,8 @@ u32 CalculateLayerStride(const ImageInfo& info) noexcept {
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u32 CalculateLayerSize(const ImageInfo& info) noexcept {
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ASSERT(info.type != ImageType::Linear);
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return CalculateLevelOffset(info.format, info.size, info.block, info.num_samples,
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info.tile_width_spacing, info.resources.levels);
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return CalculateLevelOffset(info.format, info.size, info.block, info.tile_width_spacing,
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info.resources.levels);
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}
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LevelArray CalculateMipLevelOffsets(const ImageInfo& info) noexcept {
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@ -1195,37 +1175,37 @@ static_assert(CalculateLevelSize(LevelInfo{{1920, 1080, 1}, {0, 2, 0}, {1, 1}, 2
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0x7f8000);
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static_assert(CalculateLevelSize(LevelInfo{{32, 32, 1}, {0, 0, 4}, {1, 1}, 4, 0}, 0) == 0x4000);
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static_assert(CalculateLevelOffset(PixelFormat::R8_SINT, {1920, 1080, 1}, {0, 2, 0}, 1, 0, 7) ==
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static_assert(CalculateLevelOffset(PixelFormat::R8_SINT, {1920, 1080, 1}, {0, 2, 0}, 0, 7) ==
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0x2afc00);
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static_assert(CalculateLevelOffset(PixelFormat::ASTC_2D_12X12_UNORM, {8192, 4096, 1}, {0, 2, 0}, 1,
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0, 12) == 0x50d200);
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static_assert(CalculateLevelOffset(PixelFormat::ASTC_2D_12X12_UNORM, {8192, 4096, 1}, {0, 2, 0}, 0,
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12) == 0x50d200);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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0) == 0);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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1) == 0x400000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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2) == 0x500000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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3) == 0x540000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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4) == 0x550000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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5) == 0x554000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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6) == 0x555000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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7) == 0x555400);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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8) == 0x555600);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 1, 0,
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9) == 0x555800);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 0) ==
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0);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 1) ==
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0x400000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 2) ==
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0x500000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 3) ==
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0x540000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 4) ==
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0x550000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 5) ==
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0x554000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 6) ==
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0x555000);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 7) ==
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0x555400);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 8) ==
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0x555600);
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static_assert(CalculateLevelOffset(PixelFormat::A8B8G8R8_UNORM, {1024, 1024, 1}, {0, 4, 0}, 0, 9) ==
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0x555800);
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constexpr u32 ValidateLayerSize(PixelFormat format, u32 width, u32 height, u32 block_height,
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u32 tile_width_spacing, u32 level) {
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const Extent3D size{width, height, 1};
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const Extent3D block{0, block_height, 0};
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const u32 offset = CalculateLevelOffset(format, size, block, 1, tile_width_spacing, level);
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const u32 offset = CalculateLevelOffset(format, size, block, tile_width_spacing, level);
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return AlignLayerSize(offset, size, block, DefaultBlockHeight(format), tile_width_spacing);
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}
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