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Merge pull request #1859 from heapo/lut_array_codegen
Convert high-frequency LUT arrays from constexpr to static constexpr
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commit
db3200b515
@ -125,16 +125,6 @@ enum class SurfaceTarget {
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TextureCubeArray,
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TextureCubeArray,
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};
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};
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/**
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* Gets the compression factor for the specified PixelFormat. This applies to just the
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* "compressed width" and "compressed height", not the overall compression factor of a
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* compressed image. This is used for maintaining proper surface sizes for compressed
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* texture formats.
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*/
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static constexpr u32 GetCompressionFactor(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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constexpr std::array<u32, MaxPixelFormat> compression_factor_table = {{
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constexpr std::array<u32, MaxPixelFormat> compression_factor_table = {{
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1, // ABGR8U
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1, // ABGR8U
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1, // ABGR8S
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1, // ABGR8S
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@ -204,13 +194,20 @@ static constexpr u32 GetCompressionFactor(PixelFormat format) {
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1, // Z32FS8
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1, // Z32FS8
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}};
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}};
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/**
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* Gets the compression factor for the specified PixelFormat. This applies to just the
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* "compressed width" and "compressed height", not the overall compression factor of a
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* compressed image. This is used for maintaining proper surface sizes for compressed
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* texture formats.
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*/
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static constexpr u32 GetCompressionFactor(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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ASSERT(static_cast<std::size_t>(format) < compression_factor_table.size());
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ASSERT(static_cast<std::size_t>(format) < compression_factor_table.size());
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return compression_factor_table[static_cast<std::size_t>(format)];
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return compression_factor_table[static_cast<std::size_t>(format)];
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}
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}
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static constexpr u32 GetDefaultBlockWidth(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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constexpr std::array<u32, MaxPixelFormat> block_width_table = {{
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constexpr std::array<u32, MaxPixelFormat> block_width_table = {{
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1, // ABGR8U
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1, // ABGR8U
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1, // ABGR8S
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1, // ABGR8S
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@ -279,14 +276,15 @@ static constexpr u32 GetDefaultBlockWidth(PixelFormat format) {
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1, // S8Z24
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1, // S8Z24
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1, // Z32FS8
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1, // Z32FS8
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}};
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}};
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static constexpr u32 GetDefaultBlockWidth(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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ASSERT(static_cast<std::size_t>(format) < block_width_table.size());
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ASSERT(static_cast<std::size_t>(format) < block_width_table.size());
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return block_width_table[static_cast<std::size_t>(format)];
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return block_width_table[static_cast<std::size_t>(format)];
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}
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}
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static constexpr u32 GetDefaultBlockHeight(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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constexpr std::array<u32, MaxPixelFormat> block_height_table = {{
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constexpr std::array<u32, MaxPixelFormat> block_height_table = {{
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1, // ABGR8U
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1, // ABGR8U
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1, // ABGR8S
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1, // ABGR8S
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@ -356,14 +354,14 @@ static constexpr u32 GetDefaultBlockHeight(PixelFormat format) {
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1, // Z32FS8
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1, // Z32FS8
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}};
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}};
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static constexpr u32 GetDefaultBlockHeight(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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ASSERT(static_cast<std::size_t>(format) < block_height_table.size());
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ASSERT(static_cast<std::size_t>(format) < block_height_table.size());
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return block_height_table[static_cast<std::size_t>(format)];
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return block_height_table[static_cast<std::size_t>(format)];
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}
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}
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static constexpr u32 GetFormatBpp(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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constexpr std::array<u32, MaxPixelFormat> bpp_table = {{
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constexpr std::array<u32, MaxPixelFormat> bpp_table = {{
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32, // ABGR8U
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32, // ABGR8U
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32, // ABGR8S
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32, // ABGR8S
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@ -433,6 +431,10 @@ static constexpr u32 GetFormatBpp(PixelFormat format) {
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64, // Z32FS8
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64, // Z32FS8
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}};
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}};
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static constexpr u32 GetFormatBpp(PixelFormat format) {
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if (format == PixelFormat::Invalid)
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return 0;
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ASSERT(static_cast<std::size_t>(format) < bpp_table.size());
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ASSERT(static_cast<std::size_t>(format) < bpp_table.size());
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return bpp_table[static_cast<std::size_t>(format)];
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return bpp_table[static_cast<std::size_t>(format)];
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}
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}
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