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authoryzct12345 <87620833+yzct12345@users.noreply.github.com>2021-08-02 17:18:58 +0200
committerGitHub <noreply@github.com>2021-08-02 17:18:58 +0200
commitf56d0db5bd9b352bbd33aa4524d642a13905a28c (patch)
treef9559c8b1cda9dafb717f23691cedc1778319936 /src
parentgame_list: Make game list folder icons smaller (#6762) (diff)
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Diffstat (limited to '')
-rw-r--r--src/video_core/textures/decoders.cpp52
1 files changed, 43 insertions, 9 deletions
diff --git a/src/video_core/textures/decoders.cpp b/src/video_core/textures/decoders.cpp
index f1f523ad1..c32ae956a 100644
--- a/src/video_core/textures/decoders.cpp
+++ b/src/video_core/textures/decoders.cpp
@@ -18,9 +18,9 @@
namespace Tegra::Texture {
namespace {
-template <bool TO_LINEAR>
-void Swizzle(std::span<u8> output, std::span<const u8> input, u32 bytes_per_pixel, u32 width,
- u32 height, u32 depth, u32 block_height, u32 block_depth, u32 stride_alignment) {
+template <bool TO_LINEAR, u32 BYTES_PER_PIXEL>
+void SwizzleImpl(std::span<u8> output, std::span<const u8> input, u32 width, u32 height, u32 depth,
+ u32 block_height, u32 block_depth, u32 stride_alignment) {
// The origin of the transformation can be configured here, leave it as zero as the current API
// doesn't expose it.
static constexpr u32 origin_x = 0;
@@ -28,9 +28,9 @@ void Swizzle(std::span<u8> output, std::span<const u8> input, u32 bytes_per_pixe
static constexpr u32 origin_z = 0;
// We can configure here a custom pitch
- // As it's not exposed 'width * bpp' will be the expected pitch.
- const u32 pitch = width * bytes_per_pixel;
- const u32 stride = Common::AlignUpLog2(width, stride_alignment) * bytes_per_pixel;
+ // As it's not exposed 'width * BYTES_PER_PIXEL' will be the expected pitch.
+ const u32 pitch = width * BYTES_PER_PIXEL;
+ const u32 stride = Common::AlignUpLog2(width, stride_alignment) * BYTES_PER_PIXEL;
const u32 gobs_in_x = Common::DivCeilLog2(stride, GOB_SIZE_X_SHIFT);
const u32 block_size = gobs_in_x << (GOB_SIZE_SHIFT + block_height + block_depth);
@@ -54,14 +54,14 @@ void Swizzle(std::span<u8> output, std::span<const u8> input, u32 bytes_per_pixe
((block_y & block_height_mask) << GOB_SIZE_SHIFT);
for (u32 column = 0; column < width; ++column) {
- const u32 x = (column + origin_x) * bytes_per_pixel;
+ const u32 x = (column + origin_x) * BYTES_PER_PIXEL;
const u32 offset_x = (x >> GOB_SIZE_X_SHIFT) << x_shift;
const u32 base_swizzled_offset = offset_z + offset_y + offset_x;
const u32 swizzled_offset = base_swizzled_offset + table[x % GOB_SIZE_X];
const u32 unswizzled_offset =
- slice * pitch * height + line * pitch + column * bytes_per_pixel;
+ slice * pitch * height + line * pitch + column * BYTES_PER_PIXEL;
if (const auto offset = (TO_LINEAR ? unswizzled_offset : swizzled_offset);
offset >= input.size()) {
@@ -73,11 +73,45 @@ void Swizzle(std::span<u8> output, std::span<const u8> input, u32 bytes_per_pixe
u8* const dst = &output[TO_LINEAR ? swizzled_offset : unswizzled_offset];
const u8* const src = &input[TO_LINEAR ? unswizzled_offset : swizzled_offset];
- std::memcpy(dst, src, bytes_per_pixel);
+
+ std::memcpy(dst, src, BYTES_PER_PIXEL);
}
}
}
}
+
+template <bool TO_LINEAR>
+void Swizzle(std::span<u8> output, std::span<const u8> input, u32 bytes_per_pixel, u32 width,
+ u32 height, u32 depth, u32 block_height, u32 block_depth, u32 stride_alignment) {
+ switch (bytes_per_pixel) {
+ case 1:
+ return SwizzleImpl<TO_LINEAR, 1>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ case 2:
+ return SwizzleImpl<TO_LINEAR, 2>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ case 3:
+ return SwizzleImpl<TO_LINEAR, 3>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ case 4:
+ return SwizzleImpl<TO_LINEAR, 4>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ case 6:
+ return SwizzleImpl<TO_LINEAR, 6>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ case 8:
+ return SwizzleImpl<TO_LINEAR, 8>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ case 12:
+ return SwizzleImpl<TO_LINEAR, 12>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ case 16:
+ return SwizzleImpl<TO_LINEAR, 16>(output, input, width, height, depth, block_height,
+ block_depth, stride_alignment);
+ default:
+ UNREACHABLE_MSG("Invalid bytes_per_pixel={}", bytes_per_pixel);
+ }
+}
} // Anonymous namespace
void UnswizzleTexture(std::span<u8> output, std::span<const u8> input, u32 bytes_per_pixel,