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Graphics: share canonical padded layouts for single-sample color targets

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This commit is contained in:
nmzik
2026-09-27 12:52:21 +04:00
parent a88181b897
commit 7b6bfdec64
4 changed files with 28 additions and 58 deletions
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src/graphics/guest_gpu/tile.cpp
-32
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@@ -1238,38 +1238,6 @@ bool TileGetDccSize(uint32_t width, uint32_t height, uint32_t slices,
return true;
}
bool TileGetRenderTargetMipLayout(uint32_t width, uint32_t height, uint32_t pitch,
uint32_t bytes_per_element, uint32_t levels,
TileSizeAlign& total_size, TileSizeOffset* level_sizes,
TilePaddedSize* padded_size) {
total_size = {};
if (width == 0 || height == 0 || levels == 0 || levels > 16 ||
pitch != TileGetRenderTargetPitch(width, bytes_per_element)) {
return false;
}
uint32_t max_levels = 1;
uint32_t max_dimension = std::max(width, height);
while (max_dimension > 1) {
max_dimension >>= 1u;
max_levels++;
}
if (levels > max_levels) {
return false;
}
auto format = Prospero::BufferFormat::kInvalid;
switch (bytes_per_element) {
case 1: format = Prospero::BufferFormat::k8UNorm; break;
case 2: format = Prospero::BufferFormat::k16UNorm; break;
case 4: format = Prospero::BufferFormat::k32Float; break;
case 8: format = Prospero::BufferFormat::k16_16_16_16Float; break;
case 16: format = Prospero::BufferFormat::k32_32_32_32Float; break;
default: return false;
}
TileGetTextureSize(format, width, height, levels, Prospero::TileMode::kRenderTarget,
&total_size, level_sizes, padded_size);
return total_size.size != 0 && total_size.align == 65536;
}
void TileGetTextureSize(Prospero::BufferFormat format, uint32_t width, uint32_t height,
uint32_t levels, Prospero::TileMode tile, TileSizeAlign* total_size,
TileSizeOffset* level_sizes, TilePaddedSize* padded_size) {
src/graphics/guest_gpu/tile.h
-4
View File
@@ -126,10 +126,6 @@ bool TileGetRenderTargetSize(uint32_t width, uint32_t height, uint32_t pitch
bool TileGetDccSize(uint32_t width, uint32_t height, uint32_t slices,
uint32_t bytes_per_element, uint32_t levels, Prospero::TileMode tile,
TileSizeAlign& total_size, uint32_t num_fragments_log2 = 0);
bool TileGetRenderTargetMipLayout(uint32_t width, uint32_t height, uint32_t pitch,
uint32_t bytes_per_element, uint32_t levels,
TileSizeAlign& total_size, TileSizeOffset* level_sizes,
TilePaddedSize* padded_size);
void TileGetTextureSize(Prospero::BufferFormat format, uint32_t width, uint32_t height,
uint32_t levels, Prospero::TileMode tile, TileSizeAlign* total_size,
TileSizeOffset* level_sizes, TilePaddedSize* padded_size);