diff --git a/src/video_core/textures/decoders.cpp b/src/video_core/textures/decoders.cpp
index 5dab4788685baa7620b584477cd06a9788a6eae9..0fe91622e85724433ecbbfd4f00c68f1848bafd7 100644
--- a/src/video_core/textures/decoders.cpp
+++ b/src/video_core/textures/decoders.cpp
@@ -45,11 +45,11 @@ 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 Precise3DProcessBlock(u8* swizzled_data, u8* 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,
- const u32 bytes_per_pixel, const u32 out_bytes_per_pixel) {
+void PreciseProcessBlock(u8* swizzled_data, u8* 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,
+ const u32 bytes_per_pixel, const u32 out_bytes_per_pixel) {
std::array<u8*, 2> data_ptrs;
u32 z_address = tile_offset;
const u32 gob_size_x = 64;
@@ -76,65 +76,16 @@ void Precise3DProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool un
}
}
-/**
- * This function unswizzles or swizzles a texture by mapping Linear to BlockLinear Textue.
- * The body of this function takes care of splitting the swizzled texture into blocks,
- * and managing the extents of it. Once all the parameters of a single block are obtained,
- * the function calls '3DProcessBlock' to process that particular Block.
- *
- * Documentation for the memory layout and decoding can be found at:
- * https://envytools.readthedocs.io/en/latest/hw/memory/g80-surface.html#blocklinear-surfaces
- */
-void Precise3DSwizzledData(u8* swizzled_data, u8* 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;
- const u32 gob_elements_x = gob_x_bytes / bytes_per_pixel;
- const u32 gob_elements_y = 8;
- const 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 blocks = blocks_on_x * blocks_on_y * blocks_on_z;
- const 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;
- for (u32 zb = 0; zb < blocks_on_z; zb++) {
- const u32 z_start = zb * block_z_elements;
- const u32 z_end = std::min(depth, z_start + block_z_elements);
- for (u32 yb = 0; yb < blocks_on_y; yb++) {
- const u32 y_start = yb * block_y_elements;
- const u32 y_end = std::min(height, y_start + block_y_elements);
- for (u32 xb = 0; xb < blocks_on_x; xb++) {
- const u32 x_start = xb * block_x_elements;
- const u32 x_end = std::min(width, x_start + block_x_elements);
- Precise3DProcessBlock(swizzled_data, unswizzled_data, unswizzle, x_start, y_start,
- z_start, x_end, y_end, z_end, tile_offset, xy_block_size,
- layer_z, stride_x, bytes_per_pixel, out_bytes_per_pixel);
- tile_offset += block_size;
- }
- }
- }
-}
-
/**
* This function manages ALL the GOBs(Group of Bytes) Inside a single block.
* 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 Fast3DProcessBlock(u8* swizzled_data, u8* 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,
- const u32 bytes_per_pixel, const u32 out_bytes_per_pixel) {
+void FastProcessBlock(u8* swizzled_data, u8* 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,
+ const u32 bytes_per_pixel, const u32 out_bytes_per_pixel) {
std::array<u8*, 2> data_ptrs;
u32 z_address = tile_offset;
const u32 x_startb = x_start * bytes_per_pixel;
@@ -169,15 +120,15 @@ void Fast3DProcessBlock(u8* swizzled_data, u8* unswizzled_data, const bool unswi
* This function unswizzles or swizzles a texture by mapping Linear to BlockLinear Textue.
* The body of this function takes care of splitting the swizzled texture into blocks,
* and managing the extents of it. Once all the parameters of a single block are obtained,
- * the function calls '3DProcessBlock' to process that particular Block.
+ * the function calls 'ProcessBlock' to process that particular Block.
*
* Documentation for the memory layout and decoding can be found at:
* https://envytools.readthedocs.io/en/latest/hw/memory/g80-surface.html#blocklinear-surfaces
*/
-void Fast3DSwizzledData(u8* swizzled_data, u8* 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) {
+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,
+ 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;
@@ -205,9 +156,15 @@ void Fast3DSwizzledData(u8* swizzled_data, u8* unswizzled_data, const bool unswi
for (u32 xb = 0; xb < blocks_on_x; xb++) {
const u32 x_start = xb * block_x_elements;
const u32 x_end = std::min(width, x_start + block_x_elements);
- Fast3DProcessBlock(swizzled_data, unswizzled_data, unswizzle, x_start, y_start,
- z_start, x_end, y_end, z_end, tile_offset, xy_block_size,
- layer_z, stride_x, bytes_per_pixel, out_bytes_per_pixel);
+ if (fast) {
+ FastProcessBlock(swizzled_data, unswizzled_data, unswizzle, x_start, y_start,
+ z_start, x_end, y_end, z_end, tile_offset, xy_block_size,
+ layer_z, stride_x, bytes_per_pixel, out_bytes_per_pixel);
+ } else {
+ PreciseProcessBlock(swizzled_data, unswizzled_data, unswizzle, x_start, y_start,
+ z_start, x_end, y_end, z_end, tile_offset, xy_block_size,
+ layer_z, stride_x, bytes_per_pixel, out_bytes_per_pixel);
+ }
tile_offset += block_size;
}
}
@@ -218,11 +175,11 @@ void CopySwizzledData(u32 width, u32 height, u32 depth, u32 bytes_per_pixel,
u32 out_bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data,
bool unswizzle, u32 block_height, u32 block_depth) {
if (bytes_per_pixel % 3 != 0 && (width * bytes_per_pixel) % 16 == 0) {
- Fast3DSwizzledData(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
+ SwizzledData<true>(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
bytes_per_pixel, out_bytes_per_pixel, block_height, block_depth);
} else {
- Precise3DSwizzledData(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
- bytes_per_pixel, out_bytes_per_pixel, block_height, block_depth);
+ SwizzledData<false>(swizzled_data, unswizzled_data, unswizzle, width, height, depth,
+ bytes_per_pixel, out_bytes_per_pixel, block_height, block_depth);
}
}