diff options
Diffstat (limited to 'thirdparty/basis_universal/encoder/basisu_gpu_texture.h')
| -rw-r--r-- | thirdparty/basis_universal/encoder/basisu_gpu_texture.h | 50 |
1 files changed, 33 insertions, 17 deletions
diff --git a/thirdparty/basis_universal/encoder/basisu_gpu_texture.h b/thirdparty/basis_universal/encoder/basisu_gpu_texture.h index 619926f5f9..67c2a2bc5e 100644 --- a/thirdparty/basis_universal/encoder/basisu_gpu_texture.h +++ b/thirdparty/basis_universal/encoder/basisu_gpu_texture.h @@ -1,5 +1,5 @@ // basisu_gpu_texture.h -// Copyright (C) 2019-2021 Binomial LLC. All Rights Reserved. +// Copyright (C) 2019-2024 Binomial LLC. All Rights Reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. @@ -48,6 +48,7 @@ namespace basisu } inline texture_format get_format() const { return m_fmt; } + inline bool is_hdr() const { return is_hdr_texture_format(m_fmt); } // Width/height in pixels inline uint32_t get_pixel_width() const { return m_width; } @@ -100,9 +101,13 @@ namespace basisu m_blocks.resize(m_blocks_x * m_blocks_y * m_qwords_per_block); } + // Unpacks LDR textures only. bool unpack(image& img) const; + + // Unpacks HDR textures only. + bool unpack_hdr(imagef& img) const; - void override_dimensions(uint32_t w, uint32_t h) + inline void override_dimensions(uint32_t w, uint32_t h) { m_width = w; m_height = h; @@ -116,39 +121,50 @@ namespace basisu typedef basisu::vector<gpu_image> gpu_image_vec; - // KTX file writing - + // KTX1 file writing bool create_ktx_texture_file(uint8_vec &ktx_data, const basisu::vector<gpu_image_vec>& gpu_images, bool cubemap_flag); - - bool write_compressed_texture_file(const char *pFilename, const basisu::vector<gpu_image_vec>& g, bool cubemap_flag); - inline bool write_compressed_texture_file(const char *pFilename, const gpu_image_vec &g) - { - basisu::vector<gpu_image_vec> a; - a.push_back(g); - return write_compressed_texture_file(pFilename, a, false); - } + bool does_dds_support_format(texture_format fmt); + bool write_dds_file(uint8_vec& dds_data, const basisu::vector<gpu_image_vec>& gpu_images, bool cubemap_flag, bool use_srgb_format); + bool write_dds_file(const char* pFilename, const basisu::vector<gpu_image_vec>& gpu_images, bool cubemap_flag, bool use_srgb_format); + + // Currently reads 2D 32bpp RGBA, 16-bit HALF RGBA, or 32-bit FLOAT RGBA, with or without mipmaps. No tex arrays or cubemaps, yet. + bool read_uncompressed_dds_file(const char* pFilename, basisu::vector<image>& ldr_mips, basisu::vector<imagef>& hdr_mips); - bool write_compressed_texture_file(const char *pFilename, const gpu_image &g); + // Supports DDS and KTX + bool write_compressed_texture_file(const char *pFilename, const basisu::vector<gpu_image_vec>& g, bool cubemap_flag, bool use_srgb_format); + bool write_compressed_texture_file(const char* pFilename, const gpu_image_vec& g, bool use_srgb_format); + bool write_compressed_texture_file(const char *pFilename, const gpu_image &g, bool use_srgb_format); bool write_3dfx_out_file(const char* pFilename, const gpu_image& gi); // GPU texture block unpacking + // For ETC1, use in basisu_etc.h: bool unpack_etc1(const etc_block& block, color_rgba *pDst, bool preserve_alpha) void unpack_etc2_eac(const void *pBlock_bits, color_rgba *pPixels); bool unpack_bc1(const void *pBlock_bits, color_rgba *pPixels, bool set_alpha); void unpack_bc4(const void *pBlock_bits, uint8_t *pPixels, uint32_t stride); bool unpack_bc3(const void *pBlock_bits, color_rgba *pPixels); void unpack_bc5(const void *pBlock_bits, color_rgba *pPixels); bool unpack_bc7_mode6(const void *pBlock_bits, color_rgba *pPixels); - bool unpack_bc7(const void* pBlock_bits, color_rgba* pPixels); + bool unpack_bc7(const void* pBlock_bits, color_rgba* pPixels); // full format + bool unpack_bc6h(const void* pSrc_block, void* pDst_block, bool is_signed, uint32_t dest_pitch_in_halfs = 4 * 3); // full format, outputs HALF values, RGB texels only (not RGBA) void unpack_atc(const void* pBlock_bits, color_rgba* pPixels); + // We only support CC_MIXED non-alpha blocks here because that's the only mode the transcoder uses at the moment. bool unpack_fxt1(const void* p, color_rgba* pPixels); + // PVRTC2 is currently limited to only what our transcoder outputs (non-interpolated, hard_flag=1 modulation=0). In this mode, PVRTC2 looks much like BC1/ATC. bool unpack_pvrtc2(const void* p, color_rgba* pPixels); void unpack_etc2_eac_r(const void *p, color_rgba* pPixels, uint32_t c); void unpack_etc2_eac_rg(const void* p, color_rgba* pPixels); - + // unpack_block() is primarily intended to unpack texture data created by the transcoder. - // For some texture formats (like ETC2 RGB, PVRTC2, FXT1) it's not a complete implementation. + // For some texture formats (like ETC2 RGB, PVRTC2, FXT1) it's not yet a complete implementation. + // Unpacks LDR texture formats only. bool unpack_block(texture_format fmt, const void *pBlock, color_rgba *pPixels); - + + // Unpacks HDR texture formats only. + bool unpack_block_hdr(texture_format fmt, const void* pBlock, vec4F* pPixels); + + bool write_astc_file(const char* pFilename, const void* pBlocks, uint32_t block_width, uint32_t block_height, uint32_t dim_x, uint32_t dim_y); + } // namespace basisu + |