diff options
Diffstat (limited to 'src/video_core/textures/decoders.h')
| -rw-r--r-- | src/video_core/textures/decoders.h | 47 |
1 files changed, 30 insertions, 17 deletions
diff --git a/src/video_core/textures/decoders.h b/src/video_core/textures/decoders.h index 06f3ebf87..01e156bc8 100644 --- a/src/video_core/textures/decoders.h +++ b/src/video_core/textures/decoders.h @@ -10,15 +10,15 @@ namespace Tegra::Texture { -// GOBSize constant. Calculated by 64 bytes in x multiplied by 8 y coords, represents -// an small rect of (64/bytes_per_pixel)X8. -inline std::size_t GetGOBSize() { - return 512; -} +constexpr u32 GOB_SIZE_X = 64; +constexpr u32 GOB_SIZE_Y = 8; +constexpr u32 GOB_SIZE_Z = 1; +constexpr u32 GOB_SIZE = GOB_SIZE_X * GOB_SIZE_Y * GOB_SIZE_Z; -inline std::size_t GetGOBSizeShift() { - return 9; -} +constexpr std::size_t GOB_SIZE_X_SHIFT = 6; +constexpr std::size_t GOB_SIZE_Y_SHIFT = 3; +constexpr std::size_t GOB_SIZE_Z_SHIFT = 0; +constexpr std::size_t GOB_SIZE_SHIFT = GOB_SIZE_X_SHIFT + GOB_SIZE_Y_SHIFT + GOB_SIZE_Z_SHIFT; /// Unswizzles a swizzled texture without changing its format. void UnswizzleTexture(u8* unswizzled_data, u8* address, u32 tile_size_x, u32 tile_size_y, @@ -38,23 +38,36 @@ 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, u32 width_spacing); -/// Decodes an unswizzled texture into a A8R8G8B8 texture. -std::vector<u8> DecodeTexture(const std::vector<u8>& texture_data, TextureFormat format, u32 width, - u32 height); - /// This function calculates the correct size of a texture depending if it's tiled or not. std::size_t CalculateSize(bool tiled, u32 bytes_per_pixel, u32 width, u32 height, u32 depth, u32 block_height, u32 block_depth); /// Copies an untiled subrectangle into a tiled surface. void SwizzleSubrect(u32 subrect_width, u32 subrect_height, u32 source_pitch, u32 swizzled_width, - u32 bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data, u32 block_height, - u32 offset_x, u32 offset_y); + u32 bytes_per_pixel, u8* swizzled_data, const u8* unswizzled_data, + u32 block_height_bit, u32 offset_x, u32 offset_y); /// Copies a tiled subrectangle into a linear surface. -void UnswizzleSubrect(u32 subrect_width, u32 subrect_height, u32 dest_pitch, u32 swizzled_width, - u32 bytes_per_pixel, u8* swizzled_data, u8* unswizzled_data, u32 block_height, - u32 offset_x, u32 offset_y); +void UnswizzleSubrect(u32 line_length_in, u32 line_count, u32 pitch, u32 width, u32 bytes_per_pixel, + u32 block_height, u32 origin_x, u32 origin_y, u8* output, const u8* input); + +/// @brief Swizzles a 2D array of pixels into a 3D texture +/// @param line_length_in Number of pixels per line +/// @param line_count Number of lines +/// @param pitch Number of bytes per line +/// @param width Width of the swizzled texture +/// @param height Height of the swizzled texture +/// @param bytes_per_pixel Number of bytes used per pixel +/// @param block_height Block height shift +/// @param block_depth Block depth shift +/// @param origin_x Column offset in pixels of the swizzled texture +/// @param origin_y Row offset in pixels of the swizzled texture +/// @param output Pointer to the pixels of the swizzled texture +/// @param input Pointer to the 2D array of pixels used as input +/// @pre input and output points to an array large enough to hold the number of bytes used +void SwizzleSliceToVoxel(u32 line_length_in, u32 line_count, u32 pitch, u32 width, u32 height, + u32 bytes_per_pixel, u32 block_height, u32 block_depth, u32 origin_x, + u32 origin_y, u8* output, const u8* input); void SwizzleKepler(u32 width, u32 height, u32 dst_x, u32 dst_y, u32 block_height, std::size_t copy_size, const u8* source_data, u8* swizzle_data); |