textures/decoders: Minor cleanup

This commit is contained in:
Frederic Laing 2018-11-15 21:04:17 +01:00
parent 8a537a2021
commit 95d3965f31

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@ -45,7 +45,7 @@ constexpr auto fast_swizzle_table = SwizzleTable<8, 4, 16>();
* Instead of going gob by gob, we map the coordinates inside a block and manage from
* those. Block_Width is assumed to be 1.
*/
void PreciseProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle,
void PreciseProcessBlock(u8* const swizzled_data, u8* const unswizzled_data, const bool unswizzle,
const u32 x_start, const u32 y_start, const u32 z_start, const u32 x_end,
const u32 y_end, const u32 z_end, const u32 tile_offset,
const u32 xy_block_size, const u32 layer_z, const u32 stride_x,
@ -81,7 +81,7 @@ void PreciseProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unsw
* Instead of going gob by gob, we map the coordinates inside a block and manage from
* those. Block_Width is assumed to be 1.
*/
void FastProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle,
void FastProcessBlock(u8* const swizzled_data, u8* const unswizzled_data, const bool unswizzle,
const u32 x_start, const u32 y_start, const u32 z_start, const u32 x_end,
const u32 y_end, const u32 z_end, const u32 tile_offset,
const u32 xy_block_size, const u32 layer_z, const u32 stride_x,
@ -90,10 +90,10 @@ void FastProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unswizz
u32 z_address = tile_offset;
const u32 x_startb = x_start * bytes_per_pixel;
const u32 x_endb = x_end * bytes_per_pixel;
const u32 copy_size = 16;
const u32 gob_size_x = 64;
const u32 gob_size_y = 8;
const u32 gob_size_z = 1;
constexpr u32 copy_size = 16;
constexpr u32 gob_size_x = 64;
constexpr u32 gob_size_y = 8;
constexpr u32 gob_size_z = 1;
const u32 gob_size = gob_size_x * gob_size_y * gob_size_z;
for (u32 z = z_start; z < z_end; z++) {
u32 y_address = z_address;
@ -126,23 +126,23 @@ void FastProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unswizz
* https://envytools.readthedocs.io/en/latest/hw/memory/g80-surface.html#blocklinear-surfaces
*/
template <bool fast>
void SwizzledData(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle, const u32 width,
const u32 height, const u32 depth, const u32 bytes_per_pixel,
void SwizzledData(u8* const swizzled_data, u8* const unswizzled_data, const bool unswizzle,
const u32 width, const u32 height, const u32 depth, const u32 bytes_per_pixel,
const u32 out_bytes_per_pixel, const u32 block_height, const u32 block_depth) {
auto div_ceil = [](const u32 x, const u32 y) { return ((x + y - 1) / y); };
const u32 stride_x = width * out_bytes_per_pixel;
const u32 layer_z = height * stride_x;
const u32 gob_x_bytes = 64;
constexpr u32 gob_x_bytes = 64;
const u32 gob_elements_x = gob_x_bytes / bytes_per_pixel;
const u32 gob_elements_y = 8;
const u32 gob_elements_z = 1;
constexpr u32 gob_elements_y = 8;
constexpr u32 gob_elements_z = 1;
const u32 block_x_elements = gob_elements_x;
const u32 block_y_elements = gob_elements_y * block_height;
const u32 block_z_elements = gob_elements_z * block_depth;
const u32 blocks_on_x = div_ceil(width, block_x_elements);
const u32 blocks_on_y = div_ceil(height, block_y_elements);
const u32 blocks_on_z = div_ceil(depth, block_z_elements);
const u32 gob_size = gob_x_bytes * gob_elements_y * gob_elements_z;
constexpr u32 gob_size = gob_x_bytes * gob_elements_y * gob_elements_z;
const u32 xy_block_size = gob_size * block_height;
const u32 block_size = xy_block_size * block_depth;
u32 tile_offset = 0;
@ -171,7 +171,7 @@ void SwizzledData(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle,
}
void CopySwizzledData(u32 width, u32 height, u32 depth, u32 bytes_per_pixel,
u32 out_bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data,
u32 out_bytes_per_pixel, u8* const swizzled_data, u8* const unswizzled_data,
bool unswizzle, u32 block_height, u32 block_depth) {
if (bytes_per_pixel % 3 != 0 && (width * bytes_per_pixel) % 16 == 0) {
SwizzledData<true>(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
@ -325,9 +325,9 @@ std::vector<u8> DecodeTexture(const std::vector<u8>& texture_data, TextureFormat
std::size_t CalculateSize(bool tiled, u32 bytes_per_pixel, u32 width, u32 height, u32 depth,
u32 block_height, u32 block_depth) {
if (tiled) {
const u32 gobs_in_x = 64;
const u32 gobs_in_y = 8;
const u32 gobs_in_z = 1;
constexpr u32 gobs_in_x = 64;
constexpr u32 gobs_in_y = 8;
constexpr u32 gobs_in_z = 1;
const u32 aligned_width = Common::AlignUp(width * bytes_per_pixel, gobs_in_x);
const u32 aligned_height = Common::AlignUp(height, gobs_in_y * block_height);
const u32 aligned_depth = Common::AlignUp(depth, gobs_in_z * block_depth);